CN212040749U - Sealing device for medium-speed coal mill - Google Patents
Sealing device for medium-speed coal mill Download PDFInfo
- Publication number
- CN212040749U CN212040749U CN202020322442.9U CN202020322442U CN212040749U CN 212040749 U CN212040749 U CN 212040749U CN 202020322442 U CN202020322442 U CN 202020322442U CN 212040749 U CN212040749 U CN 212040749U
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- China
- Prior art keywords
- base
- coal mill
- main body
- coal
- sealing device
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- 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.)
- Expired - Fee Related
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- 239000003245 coal Substances 0.000 title claims abstract description 75
- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 230000004224 protection Effects 0.000 claims description 33
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 239000002817 coal dust Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009979 protective mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Abstract
The utility model discloses a sealing device for medium speed coal pulverizer, the on-line screen storage device comprises a base, the upper end surface of base is provided with the coal pulverizer main part, the upper end surface of coal pulverizer main part is provided with the feed inlet, the preceding, the back both sides that the upper end surface of coal pulverizer main part is close to the feed inlet all are provided with the fixed plate, the inside surface of fixed plate is provided with first set screw, first set screw's the outside is provided with the knob, the one end surface of coal pulverizer main part is provided with second set screw, second set screw's outside surface is provided with the closing plate, the one end surface of closing plate is provided with the mounting panel, the inside of mounting panel is dug out to be provided with the mounting. A sealing device for medium speed pulverizer, can ensure safety in production, avoid unexpected emergence, can make things convenient for the dismantlement and the installation of closing plate, save the time of overhauing.
Description
Technical Field
The utility model relates to a coal pulverizer field, in particular to a sealing device for medium speed coal pulverizer.
Background
Coal mills are machines for breaking up and grinding coal briquettes into coal dust, which are important auxiliary equipment for coal dust furnaces. The grinding machine comprises a vertical type flour mill, a high-pressure suspension roller mill, a medium-speed micro-powder mill, an overpressure trapezoidal mill, a Raymond mill and the like; the sealing device of traditional medium speed coal mill has some shortcomings, firstly the drive rod between the drive motor of the coal mill and the main body of the coal mill is not protected by a protection mechanism, the coal mill is dangerous when in operation, secondly the sealing cover of the coal mill is inconvenient to install, and the installation and the disassembly are troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a sealing device for medium speed coal pulverizer can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sealing device for a medium-speed coal mill comprises a base, wherein a coal mill main body is arranged on the outer surface of the upper end of the base, the outer surface of the upper end of the coal mill main body is provided with a feed inlet, the front and the rear sides of the outer surface of the upper end of the coal mill main body, which are close to the feed inlet, are provided with fixing plates, the surface of the inner surface of the fixing plate is provided with a first fixing screw, the outer side of the first fixing screw is provided with a knob, a second fixing screw is arranged on the outer surface of one end of the coal mill main body, a sealing plate is arranged on the outer side surface of the second fixing screw, the outer surface of one end of the sealing plate is provided with a mounting plate, the mounting plate is hollowed to form a mounting hole, one side that the upper end surface of base is close to the coal pulverizer main part is provided with driving motor, be provided with protection machanism between the upper end surface driving motor of base and the coal pulverizer main part.
Preferably, protection machanism includes protection casing, draw-in groove, mounting bar, the upper end surface of base is provided with the protection casing, the one end of protection casing is inside to be hollowed and is provided with the draw-in groove, the preceding, the rear end surface of protection casing all are provided with the mounting bar, the surface of draw-in groove and the inside fixed surface of protection casing are connected, mounting bar and protection casing fixed connection, the upper end fixed surface that the protection casing passes through mounting bar and base is connected.
Preferably, the outer surface of the lower end of the coal mill main body is fixedly connected with the outer surface of the upper end of the base, the outer surface of the lower end of the feeding port is fixedly connected with the outer surface of the upper end of the coal mill main body, the fixing plate is fixedly connected with the coal mill main body, the outer surface of the first fixing screw is in threaded connection with the inner surface of the fixing plate, and the inner side surface of the knob is fixedly connected with the outer surface of the first fixing screw.
Preferably, the outer surface of one end of the second fixing screw is fixedly connected with the outer surface of one end of the base, and the inner side surface of the sealing plate is movably connected with the outer surface of the second fixing screw.
Preferably, the outer surface of one end of the mounting plate is fixedly connected with the outer surface of one end of the sealing plate, and the outer surface of the mounting hole is fixedly connected with the inner surface of the mounting plate.
Preferably, the outer surface of the lower end of the driving motor is fixedly connected with the outer surface of the upper end of the base.
Compared with the prior art, the utility model discloses following beneficial effect has: when the sealing device for the medium-speed coal mill is used, a protection mechanism is arranged above a transmission rod between a driving motor and a coal mill main body, a protection cover is fixed with the outer surface of the upper end of a base through a mounting strip, the transmission rod between the driving motor and the coal mill main body can be protected through the protection mechanism, the transmission rod can be prevented from leaking outside and potential safety hazards can be prevented when the coal mill runs, secondly, when the sealing plate needs to be removed for overhauling the interior of the coal mill main body, the knob is screwed to drive the first fixing screw to rotate, thereby lift first set screw off from the inside of fixed plate, can reach the purpose of unclamping closing plate and coal pulverizer main part, take off the closing plate from the outside surface of second set screw again and can take off the closing plate, it is more convenient, bring the convenience for the maintenance of coal pulverizer main part, it is comparatively practical, the effect of use is better for traditional mode.
Drawings
Fig. 1 is a schematic view of the overall structure of a sealing device for a medium speed coal mill according to the present invention;
fig. 2 is an enlarged schematic view of a sealing device a for a medium speed coal mill according to the present invention;
fig. 3 is a schematic structural diagram of a protection mechanism of a sealing device for a medium speed coal mill according to the present invention;
fig. 4 is a connection schematic diagram of the sealing plate, the mounting plate and the mounting hole of the sealing device for the medium speed coal mill of the present invention.
FIG. 1, base; 2. a coal mill main body; 3. a feed inlet; 4. a fixing plate; 5. a first set screw; 6. a second set screw; 7. a sealing plate; 8. mounting a plate; 9. mounting holes; 10. a knob; 11. a drive motor; 12. a protection mechanism; 121. a protective cover; 122. a card slot; 123. and (7) mounting the bar.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 to 4, a sealing device for a medium speed coal mill comprises a base 1, a coal mill main body 2 is arranged on the outer surface of the upper end of the base 1, a feed port 3 is arranged on the outer surface of the upper end of the coal mill main body 2, the outer surface of the upper end of the coal mill main body 2 is close to the front of the feed port 3, the back both sides all are provided with fixed plate 4, the inside surface of fixed plate 4 is provided with first set screw 5, the outside of first set screw 5 is provided with knob 10, the one end surface of coal pulverizer main part 2 is provided with second set screw 6, the outside surface of second set screw 6 is provided with closing plate 7, the one end surface of closing plate 7 is provided with mounting panel 8, the inside of mounting panel 8 is hollowed and is provided with mounting hole 9, one side that the upper end surface of base 1 is close to coal pulverizer main part 2 is provided with driving motor 11, be provided with protection machanism 12 between base 1's upper end surface driving motor 11 and the coal pulverizer main part 2.
The lower extreme surface of coal pulverizer main part 2 and the upper end surface fixed connection of base 1, the lower extreme surface of feed inlet 3 and the upper end surface fixed connection of coal pulverizer main part 2, fixed plate 4 and coal pulverizer main part 2 fixed connection, the surface of first set screw 5 and the inside surface threaded connection of fixed plate 4, the inboard surface of knob 10 and the surface fixed connection of first set screw 5.
The outer surface of one end of the second fixing screw 6 is fixedly connected with the outer surface of one end of the base 1, and the inner side surface of the sealing plate 7 is movably connected with the outer surface of the second fixing screw 6.
The outer surface of one end of the mounting plate 8 is fixedly connected with the outer surface of one end of the sealing plate 7, and the outer surface of the mounting hole 9 is fixedly connected with the inner surface of the mounting plate 8.
The outer surface of the lower end of the driving motor 11 is fixedly connected with the outer surface of the upper end of the base 1.
It should be noted that, the utility model relates to a sealing device for a medium speed coal mill, when in use, a protective mechanism 12 is arranged above a transmission rod between a driving motor 11 (model: YE2-112M-4) and a coal mill main body 2, a protective cover 121 is fixed with the outer surface of the upper end of a base 1 through a mounting strip 123, the transmission rod between the driving motor 11 and the coal mill main body 2 can be protected through the protective mechanism 12, the transmission rod is prevented from being exposed to the outside when the coal mill operates, secondly, when the sealing plate 7 needs to be removed to overhaul the inside of the coal mill main body 2, the knob 10 is screwed to drive a first fixing screw 5 to rotate, thereby the first fixing screw 5 is detached from the inside of a fixing plate 4, the purpose of loosening the sealing plate 7 and the coal mill main body 2 can be achieved, then the sealing plate 7 can be taken away from the outer side surface of a second fixing screw 6 to take the sealing plate 7 down, the sealing device is convenient to use, brings convenience for overhauling the coal mill main body 2, surpasses the traditional sealing device for the medium-speed coal mill in the use prospect, and is practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A sealing device for medium speed coal mills, includes base (1), its characterized in that: the coal mill is characterized in that a coal mill main body (2) is arranged on the outer surface of the upper end of the base (1), a feed inlet (3) is formed in the outer surface of the upper end of the coal mill main body (2), fixing plates (4) are arranged on the front side and the rear side, close to the feed inlet (3), of the outer surface of the upper end of the coal mill main body (2), first fixing screws (5) are arranged on the surface of the inner surface of each fixing plate (4), knobs (10) are arranged on the outer sides of the first fixing screws (5), second fixing screws (6) are arranged on the outer surface of one end of the coal mill main body (2), sealing plates (7) are arranged on the surfaces of the outer sides of the second fixing screws (6), a mounting plate (8) is arranged on the outer surface of one end of each sealing plate (7), a mounting hole (9) is formed in the empty inner portion of each mounting plate (8), a protection mechanism (12) is arranged between the upper end outer surface driving motor (11) of the base (1) and the coal mill main body (2).
2. The sealing device for the medium speed coal mill according to claim 1, wherein: protection machanism (12) are including protection casing (121), draw-in groove (122), mounting bar (123), the upper end surface of base (1) is provided with protection casing (121), the one end inside of protection casing (121) is dug out and is provided with draw-in groove (122), preceding, the rear end surface of protection casing (121) all are provided with mounting bar (123), the surface of draw-in groove (122) is connected with the inside fixed surface of protection casing (121), mounting bar (123) and protection casing (121) fixed connection, the upper end fixed surface that protection casing (121) passes through mounting bar (123) and base (1) is connected.
3. The sealing device for the medium speed coal mill according to claim 1, wherein: the coal pulverizer comprises a coal pulverizer main body (2), a feed inlet (3), a fixing plate (4), a coal pulverizer main body (2), a knob (10), a base and a base, wherein the lower end outer surface of the coal pulverizer main body (2) is fixedly connected with the upper end outer surface of the base (1), the lower end outer surface of the feed inlet (3) is fixedly connected with the upper end outer surface of the coal pulverizer main body (2), the fixing plate (4) is fixedly connected with the coal pulverizer main body (2), the outer surface of the first fixing screw (5) is connected with the inner surface of the fixing plate (4) in a threaded mode.
4. The sealing device for the medium speed coal mill according to claim 1, wherein: the outer surface of one end of the second fixing screw (6) is fixedly connected with the outer surface of one end of the base (1), and the inner side surface of the sealing plate (7) is movably connected with the outer surface of the second fixing screw (6).
5. The sealing device for the medium speed coal mill according to claim 1, wherein: the outer surface of one end of the mounting plate (8) is fixedly connected with the outer surface of one end of the sealing plate (7), and the outer surface of the mounting hole (9) is fixedly connected with the inner surface of the mounting plate (8).
6. The sealing device for the medium speed coal mill according to claim 1, wherein: the outer surface of the lower end of the driving motor (11) is fixedly connected with the outer surface of the upper end of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322442.9U CN212040749U (en) | 2020-03-16 | 2020-03-16 | Sealing device for medium-speed coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322442.9U CN212040749U (en) | 2020-03-16 | 2020-03-16 | Sealing device for medium-speed coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212040749U true CN212040749U (en) | 2020-12-01 |
Family
ID=73532244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020322442.9U Expired - Fee Related CN212040749U (en) | 2020-03-16 | 2020-03-16 | Sealing device for medium-speed coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212040749U (en) |
-
2020
- 2020-03-16 CN CN202020322442.9U patent/CN212040749U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |