CN212189326U - Coal mill for thermal power plant - Google Patents
Coal mill for thermal power plant Download PDFInfo
- Publication number
- CN212189326U CN212189326U CN202020614817.9U CN202020614817U CN212189326U CN 212189326 U CN212189326 U CN 212189326U CN 202020614817 U CN202020614817 U CN 202020614817U CN 212189326 U CN212189326 U CN 212189326U
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- roller
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- frame
- fixed mounting
- thermal power
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Abstract
The utility model discloses a coal pulverizer for thermal power factory, including the case frame, the top fixed mounting of case frame has feeding breast ring, the bottom fixed mounting of case frame has braced frame, braced frame's bottom fixed mounting has down the hopper, braced frame's bottom surface fixed mounting has the support leg post, the middle part fixed mounting of case frame inner wall has fixed roller. This a coal pulverizer for thermal power factory, through setting up two gear motors, make two gear motors drive two pivots that its output is connected respectively and rotate, can make two change the roller and rotate respectively, thereby make the roller pass through the broken button piece on broken awl and fixed roller and fixed side roller surface in surface to the coal charge in the crack carry out the breakage, thereby reached and be convenient for make two change the roller respectively and rotate the effect with broken processing, the broken processing that has realized being convenient for different weight coal charges's high-efficiently target that needs, broken processing is got up more in a flexible way.
Description
Technical Field
The utility model relates to a coal material processing technology field especially relates to a coal pulverizer for thermal power factory.
Background
A thermal power plant, referred to as a thermal power plant for short, is a plant for producing electric energy by using combustible materials (such as coal) as fuel, and the basic production process is as follows: heating water to generate steam when the fuel is combusted, converting chemical energy of the fuel into heat energy, pushing a steam turbine to rotate by the steam pressure, converting the heat energy into mechanical energy, and then driving a generator to rotate by the steam turbine to convert the mechanical energy into electric energy; the main power generation fuel of the thermal power plant is coal, and when the thermal power plant uses the coal as fuel, the coal is often ground by coal grinding equipment such as a coal mill and the like, so as to adapt to combustion.
When coal grinding equipment for a thermal power plant in the current market is applied, the crushing component is mostly difficult to adjust, so that the requirements of crushing processing of coal materials with different components are difficult to adapt to efficiently, and the crushing processing is very inflexible.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a coal pulverizer for thermal power factory has solved the coal grinding equipment that is used for the thermal power factory on the existing market when using, is difficult to adjust broken weight mostly to be difficult to adapt to the broken processing needs of different weight coal charges high-efficiently, broken processing gets up very inflexible problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a coal mill for a thermal power plant comprises a machine box frame, wherein a feeding fence ring is fixedly mounted at the top of the machine box frame, a supporting frame is fixedly mounted at the bottom of the machine box frame, a blanking hopper is fixedly mounted at the bottom of the supporting frame, a supporting leg column is fixedly mounted at the bottom surface of the supporting frame, a fixed roller is fixedly mounted in the middle of the inner wall of the machine box frame, a fixed side roller is fixedly mounted on the side surface of the inner wall of the machine box frame, crushing button blocks are fixedly mounted on the surfaces of the fixed roller and the fixed side roller, a bearing is mounted on the box wall of the machine box frame in a penetrating manner, the machine box frame is rotatably connected with a rotating shaft through the bearing, a rotating roller is fixedly mounted in the middle of the rotating shaft, a crushing cone is fixedly mounted on the surface of the rotating roller, a motor supporting frame is fixedly mounted on the surface of the machine box, the output end of the speed reducing motor is fixedly provided with a coupler, and the output end of the speed reducing motor is fixedly connected with the rotating shaft through the coupler.
Preferably, the lower surface of the supporting leg column is fixedly provided with a supporting strip plate, and two side surfaces of the supporting strip plate are provided with mounting screw holes in a penetrating way.
Preferably, the feeding hurdle is a square bucket-shaped frame with a top opening larger than a bottom opening.
Preferably, the top opening of the lower hopper is larger than the bottom opening of the lower hopper, and the lower hopper, the support frame and the inside of the chassis frame are communicated.
Preferably, the number of the speed reducing motors, the rotating shafts and the rotating rollers is two, and the two rotating rollers are respectively positioned on the left side and the right side of the fixed roller.
Preferably, the fixed-side rollers are semi-cylindrical rollers, and the number of the fixed-side rollers is two.
Compared with the prior art, the beneficial effects of the utility model are that: this a coal pulverizer for thermal power factory, through setting up two gear motors, make two gear motors drive two pivots that its output is connected respectively and rotate, can make two change the roller and rotate respectively, thereby make the roller pass through the broken button piece on broken awl and fixed roller and fixed side roller surface in surface to the coal charge in the crack carry out the breakage, thereby reached and be convenient for make two change the roller respectively and rotate the effect with broken processing, the broken processing that has realized being convenient for different weight coal charges's high-efficiently target that needs, broken processing is got up more in a flexible way.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the discharge hopper structure of the present invention;
FIG. 3 is a sectional view of the structure of the present invention;
fig. 4 is a front sectional view of the support strip structure of the present invention.
In the figure: the device comprises a machine case frame 1, a feeding fence 2, a supporting frame 3, a discharging hopper 4, a supporting leg column 5, a fixed roller 6, a fixed side roller 7, a crushing button block 8, a bearing 9, a rotating shaft 10, a rotating roller 11, a crushing cone 12, a motor supporting frame 13, a speed reducing motor 14, a shaft coupling 15, a supporting ribbon board 16 and a mounting screw hole 17.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-3, a coal mill for a thermal power plant comprises a machine box frame 1, wherein a feeding fence ring 2 is fixedly installed at the top of the machine box frame 1, the feeding fence ring 2 is a square bucket-shaped frame with a top opening larger than a bottom opening of the feeding fence ring, a supporting frame 3 is fixedly installed at the bottom of the machine box frame 1, a blanking hopper 4 is fixedly installed at the bottom of the supporting frame 3, the top opening of the blanking hopper 4 is larger than the bottom opening of the blanking hopper, the blanking hopper 4, the supporting frame 3 and the interior of the machine box frame 1 are communicated, a supporting leg column 5 is fixedly installed at the bottom surface of the supporting frame 3, a fixed roller 6 is fixedly installed at the middle part of the inner wall of the machine box frame 1, a fixed side roller 7 is fixedly installed at the side surface of the inner wall of the machine box frame 1, crushing button blocks 8 are fixedly installed on the surfaces of the fixed roller 6 and the fixed side roller 7, the, the tank wall of machine case frame 1 runs through and installs bearing 9, machine case frame 1 rotates through bearing 9 and is connected with pivot 10, the middle part fixed mounting of pivot 10 has changes roller 11, the fixed surface of changing roller 11 installs broken awl 12, the fixed surface of machine case frame 1 installs motor support frame 13, the top fixed mounting of motor support frame 13 has gear motor 14, gear motor 14's output fixed mounting has shaft coupling 15, and gear motor 14's output passes through shaft coupling 15 and pivot 10 fixed connection, gear motor 14, the quantity of pivot 10 and commentaries on classics roller 11 is two, and two commentaries on classics roller 11 are located the left side and the right side of fixed roller 6 respectively, through setting up two gear motor 14, make two gear motor 14 drive respectively two pivot 10 that its output is connected rotate respectively, can make two commentaries on classics roller 11 rotate respectively, thereby make commentaries on classics roller 11 pass through broken awl 12 of surface and fixed roller 6 and the broken button piece 8 on the coal charge in the crack on the fixed roller 7 surface of fixed roller of The row is broken, thereby achieving the effect of facilitating the rotation of the two rotary rollers 11 respectively for breaking processing, realizing the target of being convenient for efficiently breaking processing of coal materials with different components, and being more flexible in breaking processing.
Example 2: referring to fig. 1-4, a coal mill for a thermal power plant comprises a machine box frame 1, wherein a feeding fence ring 2 is fixedly installed at the top of the machine box frame 1, the feeding fence ring 2 is a square bucket-shaped frame with a top opening larger than a bottom opening of the feeding fence ring, a supporting frame 3 is fixedly installed at the bottom of the machine box frame 1, a blanking hopper 4 is fixedly installed at the bottom of the supporting frame 3, the top opening of the blanking hopper 4 is larger than the bottom opening of the blanking hopper, the blanking hopper 4, the supporting frame 3 and the interior of the machine box frame 1 are communicated, a supporting leg column 5 is fixedly installed at the bottom surface of the supporting frame 3, a fixed roller 6 is fixedly installed at the middle part of the inner wall of the machine box frame 1, a fixed side roller 7 is fixedly installed at the side surface of the inner wall of the machine box frame 1, crushing button blocks 8 are fixedly installed on the surfaces of the fixed roller 6 and the fixed side roller 7, the, the tank wall of machine case frame 1 runs through and installs bearing 9, machine case frame 1 rotates through bearing 9 and is connected with pivot 10, the middle part fixed mounting of pivot 10 has changes roller 11, the fixed surface of changing roller 11 installs broken awl 12, the fixed surface of machine case frame 1 installs motor support frame 13, the top fixed mounting of motor support frame 13 has gear motor 14, gear motor 14's output fixed mounting has shaft coupling 15, and gear motor 14's output passes through shaft coupling 15 and pivot 10 fixed connection, gear motor 14, the quantity of pivot 10 and commentaries on classics roller 11 is two, and two commentaries on classics roller 11 are located the left side and the right side of fixed roller 6 respectively, through setting up two gear motor 14, make two gear motor 14 drive respectively two pivot 10 that its output is connected rotate respectively, can make two commentaries on classics roller 11 rotate respectively, thereby make commentaries on classics roller 11 pass through broken awl 12 of surface and fixed roller 6 and the broken button piece 8 on the coal charge in the crack on the fixed roller 7 surface of fixed roller of The row is broken, thereby achieving the effect of facilitating the rotation of the two rotary rollers 11 respectively for breaking processing, realizing the target of being convenient for efficiently breaking processing of coal materials with different components, and being more flexible in breaking processing.
The lower fixed surface of the supporting leg post 5 is provided with a supporting strip plate 16, two side surfaces of the supporting strip plate 16 are penetrated through and provided with an installation screw hole 17, the supporting strip plate 16 is arranged, the supporting leg post 5 is enabled to be more stable, and the installation and fixation of the supporting strip plate 16 are facilitated by the installation screw hole 17.
In conclusion, this coal pulverizer for thermal power factory through setting up two gear motor 14, make two gear motor 14 drive two pivots 10 that its output is connected respectively and rotate, can make two change rollers 11 rotate respectively, thereby make change roller 11 through surperficial broken awl 12 and fixed roller 6 and the broken button piece 8 on fixed side roller 7 surface to carry out the breakage to the coal charge in the crack, thereby reached and made two change rollers 11 rotate with the effect of broken processing respectively, the target that the broken processing needs of different weight coal charges of being convenient for high-efficiently has been realized, the broken processing is got up more in a flexible way, the coal grinding equipment who is used for thermal power factory in the existing market when using, it is difficult to adjust broken weight mostly, thereby it is difficult to adapt to the broken processing needs of different weight coal charges high-efficiently, the problem that broken processing is got up very inflexible.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a coal pulverizer for thermal power factory, includes quick-witted case frame (1), its characterized in that, the top fixed mounting of quick-witted case frame (1) has feeding breast ring (2), the bottom fixed mounting of quick-witted case frame (1) has braced frame (3), the bottom fixed mounting of braced frame (3) has down hopper (4), the bottom surface fixed mounting of braced frame (3) has support leg post (5), the middle part fixed mounting of quick-witted case frame (1) inner wall has fixed roller (6), the side fixed mounting of quick-witted case frame (1) inner wall has fixed side roller (7), the equal fixed surface of fixed roller (6) and fixed side roller (7) installs broken button piece (8), the tank wall of quick-witted case frame (1) runs through and installs bearing (9), quick-witted case frame (1) rotates through bearing (9) and is connected with pivot (10), the middle part fixed mounting of pivot (10) has changes roller (11), the fixed surface who changes roller (11) installs broken awl (12), the fixed surface of case frame (1) installs motor support frame (13), the top fixed mounting of motor support frame (13) has gear motor (14), the output fixed mounting of gear motor (14) has shaft coupling (15), and the output of gear motor (14) passes through shaft coupling (15) and pivot (10) fixed connection.
2. The coal mill for the thermal power plant as claimed in claim 1, wherein a supporting strip plate (16) is fixedly mounted on the lower surface of the supporting leg column (5), and mounting screw holes (17) are formed through two side surfaces of the supporting strip plate (16).
3. The coal mill for a thermal power plant according to claim 1, characterized in that the feed boom (2) is a square bucket frame with a top opening larger than its bottom opening.
4. Coal mill for thermal power plants according to claim 1, characterized in that the top opening of the hopper (4) is larger than the bottom opening thereof and the hopper (4), the support frame (3) and the inside of the casing frame (1) are in communication.
5. The coal mill for a thermal power plant according to claim 1, characterized in that the number of the reduction motor (14), the rotating shaft (10) and the rotating roller (11) is two, and the two rotating rollers (11) are respectively located at the left side and the right side of the fixed roller barrel (6).
6. Coal mill for thermal power plants according to claim 1, characterized in that the fixed side rolls (7) are semi-cylindrical rolls and the number of fixed side rolls (7) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614817.9U CN212189326U (en) | 2020-04-22 | 2020-04-22 | Coal mill for thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614817.9U CN212189326U (en) | 2020-04-22 | 2020-04-22 | Coal mill for thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212189326U true CN212189326U (en) | 2020-12-22 |
Family
ID=73826214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020614817.9U Expired - Fee Related CN212189326U (en) | 2020-04-22 | 2020-04-22 | Coal mill for thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212189326U (en) |
-
2020
- 2020-04-22 CN CN202020614817.9U patent/CN212189326U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |