CN214262134U - Fan coal mill impeller striking plate with long service life - Google Patents
Fan coal mill impeller striking plate with long service life Download PDFInfo
- Publication number
- CN214262134U CN214262134U CN202022429644.6U CN202022429644U CN214262134U CN 214262134 U CN214262134 U CN 214262134U CN 202022429644 U CN202022429644 U CN 202022429644U CN 214262134 U CN214262134 U CN 214262134U
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- Prior art keywords
- wall
- coal
- casing body
- transmission shaft
- impeller
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- Withdrawn - After Issue
Links
- 239000003245 coal Substances 0.000 title claims abstract description 80
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 32
- 230000001681 protective effect Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a long service life's fan coal pulverizer impeller strikes board, the casing body of supporting leg has all been welded including bottom four corners position, the pan feeding mouth has been seted up at the top of casing body, and the below of pan feeding mouth is equipped with the equal coal protection casing of welding at casing body top inner wall, the blanking mouth has been seted up to the bottom of equal coal protection casing, and the bottom outer wall of equal coal protection casing installs two coal guide plates that are the symmetric distribution based on the center of blanking mouth, be equipped with coal grinding mechanism and adjustment mechanism on the casing body, and coal grinding mechanism including install at the motor storehouse of the central outer wall of casing body bottom, through the driving motor of bolt installation at motor storehouse bottom inner wall. The utility model discloses owing to set up the equal coal protection casing and lead the coal board, can let the even whereabouts of coal and homodisperse to the surface of striking the board body to the use of the circular abrasionproof iron plate of cooperation can protect the impeller not washed away the wearing and tearing by the buggy, can prolong the life of impeller and striking the board body.
Description
Technical Field
The utility model relates to a fan coal pulverizer technical field especially relates to a long service life's fan coal pulverizer impeller strikes board.
Background
A fan coal mill is a high-speed coal mill that grinds coal into pulverized coal using a fan-type impact impeller that rotates at high speed. The structure of the fan type coal mill comprises an impact wheel, which mainly comprises an impeller and a striking plate.
When the existing fan type coal mill is used, the abrasion of the inner end face of the striking plate can be accelerated after coal is accelerated when the coal enters the impeller, so that the service life is shortened, and the replacement cost is high; in addition, the fan-type coal mill cannot reasonably control the feeding amount, so that a large amount of coal enters the impact wheel instantly, the load of equipment is increased, and the quality of the coal mill is influenced. Therefore, a fan coal mill impeller striking plate with long service life is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a long service life fan coal mill impeller striking plate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fan coal mill impeller striking plate with long service life comprises a casing body with supporting legs welded at four corners at the bottom, a feeding port is formed in the top of the casing body, a coal-homogenizing protective cover welded on the inner wall of the top of the casing body is arranged below the feeding port, a blanking port is formed in the bottom of the coal-homogenizing protective cover, two coal guide plates are symmetrically distributed on the outer wall of the bottom of the coal-homogenizing protective cover based on the centers of the blanking ports, a coal grinding mechanism and an adjusting mechanism are arranged on the casing body, the coal grinding mechanism comprises a motor bin arranged on the outer wall of the center of the bottom of the casing body, a driving motor arranged on the inner wall of the bottom of the motor bin through bolts, a striking plate body coaxially sleeved on an output shaft of the driving motor, a circular anti-abrasion iron plate arranged at the output end of the driving motor, and an impeller arranged on the outer wall of the top of the circular anti-abrasion iron plate through bolts, adjustment mechanism includes that first transmission shaft, coaxial cup joint at the epaxial worm of first transmission, welding are at mounting panel, secondary drive axle, the coaxial turbine of cup jointing on the secondary drive axle, welding are established at the positive outer wall of turbine eccentric post, cover and are established the connecting rod on the eccentric post and the regulating plate of welding at the connecting rod lateral wall, the belt pulley has all been cup jointed to first transmission shaft and driving motor's output shaft, and two belt pulleys pass through the belt transmission and connect, oblique blanking plate has all been welded to the both sides inner wall lower part of casing body, and the bottom inner wall of casing body has placed two and has connect the workbin.
Preferably, the coal-homogenizing protective cover is of a pot cover-shaped structure, and the two coal guide plates are of crescent structures.
Preferably, the output shaft of the driving motor is connected with the inner wall of the bottom of the casing body through a bearing, the first transmission shaft is inserted into the inner wall of the top of the casing body along the vertical direction, and the first transmission shaft is connected with the inner wall of the top of the casing body through a bearing.
Preferably, the second transmission shaft is inserted on the mounting plate along the horizontal direction, and the second transmission shaft is connected with the inner wall of the second mounting plate through a bearing.
Preferably, the worm and the turbine are mutually meshed, a through sliding rail is arranged on the inner wall of the connecting rod, and the outer wall of the eccentric column is in sliding connection with the inner wall of the sliding rail.
Preferably, the slide has been seted up to one side inner wall of pan feeding mouth, the outer wall of regulating plate and the inner wall sliding connection of slide, and one side outer wall of casing body articulates through the hinge has the metal door.
The utility model has the advantages that:
1. due to the arrangement of the coal homogenizing protective cover and the coal guide plate, coal can fall uniformly and is uniformly dispersed to the surface of the striking plate body, and the impeller can be protected from being scoured and abraded by coal powder by matching with the use of the circular anti-abrasion iron plate, so that the service lives of the impeller and the striking plate body can be prolonged, and the replacement cost is reduced;
2. due to the arrangement of the adjusting mechanism, the blanking amount can be adjusted by the left and right movement of the adjusting plate, so that the working load of the device can be reduced, the coal grinding quality can be improved, and the impeller and the striking plate body can be further protected;
3. the coal grinding mechanism and the adjusting mechanism can be controlled to work simultaneously through the driving of one driving motor, so that the power resource can be saved, and the use cost can be reduced.
Drawings
Fig. 1 is a schematic structural view of a long-life impeller striking plate of a fan coal mill provided by the present invention;
FIG. 2 is an enlarged schematic structural view of an adjusting mechanism in an impeller striking plate of a fan coal mill, which has a long service life, according to the present invention;
FIG. 3 is a schematic side view of the connection between the second transmission shaft and the turbine in the impeller striking plate of the fan coal mill of the present invention with a long service life;
fig. 4 is a schematic front structural view of a long-life fan coal mill impeller striking plate provided by the present invention.
In the figure: the coal feeding machine comprises a machine shell body 1, a feeding port 2, a coal homogenizing protective cover 3, a coal guide plate 4, a motor cabin 5, a driving motor 6, a striking plate body 7, a circular anti-abrasion iron plate 8, an impeller 9, a first transmission shaft 10, a worm 11, a mounting plate 12, a second transmission shaft 13, a turbine 14, an eccentric column 15, a connecting rod 16, an adjusting plate 17, a belt pulley 18, an inclined blanking plate 19, a material receiving box 20 and a metal door 21.
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.
Referring to fig. 1-4, a fan coal mill impeller striking plate with long service life comprises a casing body 1 with supporting legs welded at four corners of the bottom, a feeding port 2 is arranged at the top of the casing body 1, a coal-homogenizing protective cover 3 welded on the inner wall of the top of the casing body 1 is arranged below the feeding port 2, a blanking port is arranged at the bottom of the coal-homogenizing protective cover 3, two coal guide plates 4 symmetrically distributed based on the center of the blanking port are arranged on the outer wall of the bottom of the coal-homogenizing protective cover 3, the coal-homogenizing protective cover 3 is of a pot cover-shaped structure, and the two coal guide plates 4 are of a crescent structure, so that coal can fall uniformly and be uniformly dispersed to the surface of the casing body 7 due to the arrangement of the coal-homogenizing protective cover 3 and the coal guide plates 4, and the impeller 9 can be protected from being eroded and abraded by coal powder by being matched with the use of a circular anti-wear iron plate 8, thereby prolonging the service life of the impeller 9 and the casing body 7, the cost of replacement is reduced;
the casing body 1 is provided with a coal grinding mechanism and an adjusting mechanism, the coal grinding mechanism comprises a motor bin 5 arranged on the outer wall of the center of the bottom of the casing body 1, a driving motor 6 arranged on the inner wall of the bottom of the motor bin 5 through a bolt, a striking plate body 7 coaxially sleeved on the output shaft of the driving motor 6, a circular anti-wear iron plate 8 arranged at the output end of the driving motor 6 and an impeller 9 arranged on the outer wall of the top of the circular anti-wear iron plate 8 through a bolt, the adjusting mechanism comprises a first transmission shaft 10, a worm 11 coaxially sleeved on the first transmission shaft 10, an installation plate 12 welded on the outer wall of the top of the casing body 1, a second transmission shaft 13, a turbine 14 coaxially sleeved on the second transmission shaft 13, an eccentric column 15 welded on the outer wall of the front side of the turbine 14, a connecting rod 16 sleeved on the eccentric column 15 and an adjusting plate 17 welded on the side wall of the connecting rod 16, belt pulleys 18 are sleeved on the output shafts of the first transmission shaft 10 and the driving motor 6, and two belt pulleys 18 are connected by belt transmission, oblique blanking plates 19 are welded on the lower portions of the inner walls of two sides of the machine shell body 1, two material receiving boxes 20 are placed on the inner wall of the bottom of the machine shell body 1, an output shaft of the driving motor 6 is connected with the inner wall of the bottom of the machine shell body 1 by a bearing, the first transmission shaft 10 is inserted into the inner wall of the top of the machine shell body 1 along the vertical direction, the first transmission shaft 10 is connected with the inner wall of the top of the machine shell body 1 by a bearing, the second transmission shaft 13 is inserted into the mounting plate 12 along the horizontal direction, the second transmission shaft 13 is connected with the inner wall of the second mounting plate 12 by a bearing, the worm 11 and the turbine 14 are mutually meshed, a through sliding rail is arranged on the inner wall of the connecting rod 16, the outer wall of the eccentric column 15 is connected with the inner wall of the sliding rail in a sliding manner, a sliding way is arranged on the inner wall of one side of the feeding port 2, and the outer wall of the adjusting plate 17 is connected with the inner wall of the sliding way, and one side outer wall of the casing body 1 is hinged with a metal door 21 through a hinge, and due to the arrangement of the adjusting mechanism, the blanking amount can be adjusted through the left-right movement of the adjusting plate 17, so that the working load of the equipment can be reduced, the coal grinding quality is improved, the impeller 9 and the striking plate body 7 can be further protected, the coal grinding mechanism and the adjusting mechanism can be simultaneously controlled to work under the driving of one driving motor 6, the electric power resource can be saved, and the use cost is reduced.
The working principle is as follows: when the coal mill is used, the driving motor 6 is firstly started, then coal to be processed is poured into the feeding port 2, at the moment, a part of coal falls into the coal homogenizing protective cover 3, then the coal continuously falls onto the surface of the impeller 9 from the blanking port, then the coal is ground into coal powder along with high-speed rotation, finally the coal powder is thrown onto the two inclined blanking plates 19 and finally collected in the two material receiving boxes 20, due to the arrangement of the coal homogenizing protective cover 3 and the coal guide plate 4, the coal can uniformly fall and be uniformly dispersed onto the surface of the striking plate body 7, and the impeller 9 can be protected from being scoured and abraded by the coal powder by matching with the use of the circular anti-abrasion iron plate 8, so that the service lives of the impeller 9 and the striking plate body 7 can be prolonged, the replacement cost is reduced, due to the arrangement of the adjusting mechanism, the first transmission shaft 10 rotates to drive the worm 11 to rotate, the worm 11 rotates to drive the turbine 14 to rotate, turbine 14 rotates the back and drives adjusting plate 17 and remove the volume of adjusting the blanking about under the effect of eccentric post 15 to not only can alleviate the load of equipment work, improve the quality of coal-grinding, but also can further protect impeller 9 and striking plate body 7, open metal door 21 after the processing is accomplished, empty the buggy in two material receiving boxes 20.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a long service life's fan coal pulverizer impeller strikes board, includes that bottom four corners position all welds casing body (1) of supporting leg, a serial communication port, pan feeding mouth (2) have been seted up at the top of casing body (1), and the below of pan feeding mouth (2) is equipped with equal coal protection casing (3) of welding at casing body (1) top inner wall, the blanking mouth has been seted up to the bottom of equal coal protection casing (3), and the bottom outer wall of equal coal protection casing (3) installs two coal guide plate (4) that are the symmetric distribution based on the center of blanking mouth, be equipped with coal grinding mechanism and adjustment mechanism on casing body (1), and coal grinding mechanism including installing motor storehouse (5) at casing body (1) bottom center outer wall, install driving motor (6) at motor storehouse (5) bottom inner wall, coaxial striking board body (7) of cup jointing on driving motor (6) output shaft through the bolt, A circular anti-wear iron plate (8) arranged at the output end of the driving motor (6) and an impeller (9) arranged on the outer wall of the top of the circular anti-wear iron plate (8) through bolts, wherein the adjusting mechanism comprises a first transmission shaft (10), a worm (11) coaxially sleeved on the first transmission shaft (10), an installing plate (12) welded on the outer wall of the top of the machine shell body (1), a second transmission shaft (13), a turbine (14) coaxially sleeved on the second transmission shaft (13), an eccentric column (15) welded on the outer wall of the front surface of the turbine (14), a connecting rod (16) sleeved on the eccentric column (15) and an adjusting plate (17) welded on the side wall of the connecting rod (16), belt pulleys (18) are sleeved on the output shafts of the first transmission shaft (10) and the driving motor (6), the two belt pulleys (18) are connected through belt transmission, blanking plates (19) are welded on the lower parts of the inner walls of the two sides of the machine shell body (1) obliquely, and two material receiving boxes (20) are arranged on the inner wall of the bottom of the machine shell body (1).
2. The long-service-life fan coal mill impeller striking plate according to claim 1, wherein the coal homogenizing protective cover (3) is of a pot cover-shaped structure, and the two coal guide plates (4) are of crescent-shaped structures.
3. The long-service-life fan coal mill impeller striking plate is characterized in that an output shaft of the driving motor (6) is connected with the bottom inner wall of the casing body (1) through a bearing, the first transmission shaft (10) is inserted into the top inner wall of the casing body (1) in the vertical direction, and the first transmission shaft (10) is connected with the top inner wall of the casing body (1) through a bearing.
4. The long-service-life fan mill impeller striking plate according to claim 1, characterized in that the second transmission shaft (13) is inserted on the mounting plate (12) in a horizontal direction, and the second transmission shaft (13) is connected with the inner wall of the second mounting plate (12) through a bearing.
5. The long-service-life fan coal mill impeller striking plate according to claim 1, characterized in that the worm (11) and the turbine (14) are meshed with each other, the inner wall of the connecting rod (16) is provided with a through sliding rail, and the outer wall of the eccentric column (15) is connected with the inner wall of the sliding rail in a sliding manner.
6. The long-service-life fan coal mill impeller striking plate is characterized in that a slide way is formed in the inner wall of one side of the feeding port (2), the outer wall of the adjusting plate (17) is connected with the inner wall of the slide way in a sliding mode, and a metal door (21) is hinged to the outer wall of one side of the machine shell body (1) through a hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022429644.6U CN214262134U (en) | 2020-10-28 | 2020-10-28 | Fan coal mill impeller striking plate with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022429644.6U CN214262134U (en) | 2020-10-28 | 2020-10-28 | Fan coal mill impeller striking plate with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214262134U true CN214262134U (en) | 2021-09-24 |
Family
ID=77772893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022429644.6U Withdrawn - After Issue CN214262134U (en) | 2020-10-28 | 2020-10-28 | Fan coal mill impeller striking plate with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214262134U (en) |
-
2020
- 2020-10-28 CN CN202022429644.6U patent/CN214262134U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210924 Effective date of abandoning: 20231205 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20210924 Effective date of abandoning: 20231205 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |