CN217005192U - Raw coal milling and drying device for thermal power plant - Google Patents
Raw coal milling and drying device for thermal power plant Download PDFInfo
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- CN217005192U CN217005192U CN202123444030.6U CN202123444030U CN217005192U CN 217005192 U CN217005192 U CN 217005192U CN 202123444030 U CN202123444030 U CN 202123444030U CN 217005192 U CN217005192 U CN 217005192U
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Abstract
The utility model discloses a raw coal grinding and drying device for a thermal power plant, which comprises a stirring mechanism, a rotating rod and a stirring block, wherein the stirring mechanism comprises a stirring frame, the rotating rod is arranged at the bottom of an inner cavity of the stirring frame, and the stirring block is arranged on the surface of the rotating rod. The utility model has the beneficial effects that: through setting up the stirring frame, rotary rod and stirring piece, be convenient for stir the operation to the raw coal that the stirring frame inner chamber was treated dry, through setting up the hair-dryer, heating frame, electric heat fin, ventilation duct and ventilation pipe, thereby treat the raw coal of drying to the stirring frame inner chamber and carry out hot-blast stoving operation, the completion that present power plant used raw coal milling device can be fine to the operation of milling of raw coal has been solved with this, but at the in-process of in-service use, because the raw coal easily receives the influence of external environment's moisture, lead to the raw coal to be glued into the piece after being milled, the operation of milling of power plant milling device has been influenced, the problem of the efficiency of milling device has been reduced.
Description
Technical Field
The utility model relates to the technical field of power plants, in particular to a raw coal grinding and drying device for a thermal power plant.
Background
A power plant, also called a power station, is a factory that converts various primary energy sources stored in the nature into electric energy, and with the increase of power demand, people begin to propose an idea of establishing a power production center, the development of motor manufacturing technology, the expansion of the application range of electric energy, the rapid increase of the demand of production for electricity, and the power plant is produced accordingly, and the power plant has multiple power generation ways: thermal power plants refer to thermal power plants, hydroelectric power plants refer to hydroelectric power plants, and power plants which rely on solar energy, wind power and tide power, and nuclear power plants which use nuclear fuel as energy have played an increasing role in many countries throughout the world.
The grinding operation to the raw coal can be fine completion to present power plant raw coal milling device, but at the in-process of in-service use, because the raw coal easily receives the moisture influence of external environment, lead to the raw coal to be ground the back and glue into the piece, has influenced power plant milling device's the operation of milling, has reduced milling device's the efficiency of milling.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract and the title of the application to avoid obscuring the purpose of this section, the abstract and the title of the application, and such simplifications or omissions are not intended to limit the scope of the utility model.
The present invention has been made in view of the above and/or other problems occurring in the conventional raw coal mill drying device for thermal power plants.
Therefore, the present invention is to solve the problem that the existing raw coal grinding device for power plants can well complete the grinding operation of raw coal, but in the actual use process, the raw coal is easily affected by moisture in the external environment, so that the raw coal is adhered to form lumps after being ground, the grinding operation of the grinding device for power plants is affected, and the grinding efficiency of the grinding device is reduced.
In order to solve the technical problems, the utility model provides the following technical scheme: a raw coal grinding and drying device for a thermal power plant comprises a stirring mechanism, a grinding mechanism and a drying mechanism, wherein the stirring mechanism comprises a stirring frame, a rotating rod arranged at the bottom of an inner cavity of the stirring frame, and a stirring block arranged on the surface of the rotating rod;
the hot air mechanism comprises a blower, a heating frame, electric heating fins, ventilation grooves and ventilation pipes, wherein the heating frame is arranged at the air outlet end of the blower, the electric heating fins are arranged on the left side of the bottom of an inner cavity of the heating frame, the ventilation grooves are arranged on the left side of the inner cavity of the electric heating fins, and the ventilation pipes are arranged on the left side of the heating frame.
As a preferable scheme of the raw coal grinding and drying device for the thermal power plant of the present invention, wherein: and one end of the ventilation pipe, which is far away from the heating frame, is communicated with the inner cavity of the stirring frame.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the stirring mechanism further comprises a feeding pipe, a valve arranged on the left side of the top of the stirring frame and a valve arranged on the surface of the feeding pipe.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the stirring mechanism further comprises a power frame, a motor arranged at the bottom of the stirring frame, a motor arranged at the left side of the bottom of an inner cavity of the power frame, a driving wheel arranged at an output shaft of the motor, and a driven wheel arranged on the surface of the rotating rod.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the bottom of rotary rod runs through extremely power frame's inner chamber, and through the bearing with power frame's bottom swing joint, the rotary rod is located the surface of power frame inner chamber one end with from driving wheel fixed connection, the action wheel with from the driving wheel meshing.
As a preferable scheme of the raw coal grinding and drying device for the thermal power plant of the present invention, wherein: the hot air mechanism further comprises a limiting block, and the front end and the rear end are arranged on the right side of the inner cavity of the heating frame.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the hot air mechanism further comprises an intercepting net and is arranged on the right side of the bottom of the inner cavity of the heating frame.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the front and the back of the interception net extend to the inner cavity of the limiting block and are in sliding connection with the inner cavity of the limiting block.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the stirring mechanism further comprises an air outlet groove which is arranged at the front end and the rear end of the top of the stirring frame.
As a preferred scheme of the raw coal grinding and drying device for the thermal power plant, the utility model comprises the following steps: the air outlet groove further comprises a filter screen and is arranged at the top of the air outlet groove.
The utility model has the beneficial effects that: through setting up stirring frame, rotary rod and stirring piece, be convenient for stir the operation to the raw coal that the stirring frame inner chamber was treated dry, through setting up the hair-dryer, heating frame, electric heat fin, ventilation duct and ventilation pipe, thereby treat the raw coal of drying to the stirring frame inner chamber and carry out hot-blast stoving operation, thereby avoided the raw coal still to receive damp moisture's influence after milling, glue and paste together, the subsequent use of raw coal has been influenced, then reduce power plant equipment's operating efficiency, with this completion that present power plant used raw coal milling device can be fine to the operation of milling of raw coal, but at in-process in the in-service use, because the raw coal easily receives external environment's moisture influence, lead to the raw coal to be glued the blocking after being milled, the operation of milling of power plant milling device has been influenced, the problem of the efficiency of milling device has been reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:
fig. 1 is a schematic diagram of a raw coal mill drying apparatus for a thermal power plant.
Fig. 2 is a sectional view of a heating frame of the raw coal grinding and drying apparatus for a thermal power plant.
Fig. 3 is a cross-sectional structural view of a power frame of the raw coal grinding and drying device for a thermal power plant.
Fig. 4 is a sectional view of the stirring frame of the raw coal grinding and drying apparatus for a thermal power plant.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures of the present invention are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 4, a first embodiment of the present invention provides a raw coal grinding and drying device for a thermal power plant, which includes a stirring mechanism 100, including a stirring frame 101, a rotating rod 102 disposed at the bottom of an inner cavity of the stirring frame 101, and a stirring block 103 disposed on a surface of the rotating rod 102.
The hot air mechanism 200 comprises a blower 201, a heating frame 202 arranged at the air outlet end of the blower 201, an electric heating fin 203 arranged at the left side of the bottom of an inner cavity of the heating frame 202, a ventilation groove 204 arranged at the left side of the inner cavity of the electric heating fin 203, and a ventilation pipe 205 arranged at the left side of the heating frame 202, and the stirring frame 101, a rotating rod 102 and a stirring block 103 are arranged to facilitate the stirring operation of raw coal to be dried in the inner cavity of the stirring frame 101, and the blower 201, the heating frame 202, the electric heating fin 203, the ventilation groove 204 and the ventilation pipe 205 are arranged to perform hot air drying operation on the raw coal to be dried in the inner cavity of the stirring frame 101, so that the influence of damp moisture on the raw coal after grinding is avoided, the raw coal is stuck together, the subsequent use of the raw coal is influenced, the operating efficiency of power plant equipment is reduced, and the problem that the grinding operation of the raw coal can be well completed by the existing raw coal grinding device for a power plant is solved, however, in the actual use process, the raw coal is easily affected by the moisture of the external environment, so that the raw coal is stuck into blocks after being milled, the milling operation of the milling device of the power plant is affected, and the milling efficiency of the milling device is reduced.
Specifically, one end of the ventilation pipe 205 away from the heating frame 202 communicates with the inner cavity of the stirring frame 101.
Preferably, the stirring mechanism 100 further includes a feeding pipe 104, a valve 105 disposed on the left side of the top of the stirring frame 101, and a user can convey the raw coal to be dried to the inner cavity of the stirring frame 101 by setting the feeding pipe 104 and the valve 105.
Preferably, the stirring mechanism 100 further includes a power frame 106, a motor 107 disposed at the bottom of the stirring frame 101, a driving wheel 108 disposed at the left side of the bottom of the inner cavity of the power frame 106, and a driven wheel 109 disposed at the surface of the rotating rod 102, and the power frame 106, the motor 107, the driving wheel 108 and the driven wheel 109 are disposed to provide a power source for the rotation of the rotating rod 102, so as to drive the stirring block 103 to stir the raw coal to be dried in the inner cavity of the stirring frame 101.
When using, the user can open valve 105 to carry out the coal that dry operation will be waited to carry to the inner chamber of stirring frame 101 through pan feeding pipe 104, then through peripheral hardware controller starter motor 107, the output shaft of motor 107 drives and the action wheel 108 is rotatory, and action wheel 108 drives and rotates from driving wheel 109 and rotary rod 102, and rotary rod 102 drives stirring piece 103 rotation, thereby stirs the operation to the coal of stirring frame 101 inner chamber.
Example 2
Referring to fig. 1 to 3, a second embodiment of the present invention is based on the previous embodiment:
specifically, the bottom of the rotating rod 102 penetrates through an inner cavity of the power frame 106 and is movably connected with the bottom of the power frame 106 through a bearing, the surface of the rotating rod 102 at one end of the inner cavity of the power frame 106 is fixedly connected with the driven wheel 109, and the driving wheel 108 is engaged with the driven wheel 109.
Preferably, the hot air mechanism 200 further comprises a limiting block 206, and a front end and a rear end which are arranged on the right side of the inner cavity of the heating frame 202, and the limiting block 206 is arranged, so that the intercepting net 207 is limited and fixed, and meanwhile, maintenance personnel can replace the intercepting net 207 conveniently.
Preferably, the hot air mechanism 200 further includes an intercepting net 207 disposed at the right side of the bottom of the inner cavity of the heating frame 202, and the intercepting net 207 is disposed to facilitate filtering of the air delivered by the blower 201 and to intercept dust in the air.
When the coal drying device is used, the blower 201 and the electric heating fins 203 are started through the external controller, air of the external environment is conveyed to the inner cavity of the heating frame 202 through the air outlet of the blower 201, the air of the external environment is filtered and intercepted through the intercepting net 207, dust in the air is intercepted, the electric heating fins 203 heat the air in the inner cavity of the heating frame 202 at the moment, and the air is conveyed to the inner cavity of the stirring frame 101 through the ventilation groove 204 and the ventilation pipe 205, so that hot air drying operation is carried out on the coal in the inner cavity of the stirring frame 101.
Example 3
Referring to fig. 1 to 4, a third embodiment of the present invention is based on the first two embodiments:
specifically, the front and back of the intercepting net 207 extend to the inner cavity of the limiting block 206, and are slidably connected to the inner cavity of the limiting block 206.
Preferably, the stirring mechanism 100 further comprises an air outlet groove 110, which is disposed at the front end and the rear end of the top of the stirring frame 101, and the air outlet groove 110 is disposed to increase the air outlet of the inner cavity of the stirring frame 101, and meanwhile, the dust in the external environment is prevented from entering the inner cavity of the stirring frame 101 through the filter screen of the inner cavity of the stirring frame 101.
Preferably, the air outlet duct 110 further includes a filter screen disposed on the top of the air outlet duct 110.
When the coal drying device is used, firstly, a user can open the valve 105, coal to be dried is conveyed to the inner cavity of the stirring frame 101 through the feeding pipe 104, then the motor 107 is started through the peripheral controller, the output shaft of the motor 107 drives the driving wheel 108 to rotate, the driving wheel 108 drives the driven wheel 109 and the rotating rod 102 to rotate, the rotating rod 102 drives the stirring block 103 to rotate, so that coal in the inner cavity of the stirring frame 101 is stirred, then the blower 201 and the electric heating fins 203 are started through the peripheral controller, air in the external environment is conveyed to the inner cavity of the heating frame 202 through the air outlet of the blower 201, air in the external environment is filtered and intercepted through the intercepting net 207, dust in the air is intercepted, the electric heating fins 203 heat the air in the inner cavity of the heating frame 202 at the moment and conveys the air to the inner cavity of the stirring frame 101 through the ventilation grooves 204 and the ventilation pipe 205, thereby carry out hot-blast stoving operation to the coal of stirring frame 101 inner chamber to this completion is to the drying process of coal, has avoided the coal under the influence of the moist air of external environment, leads to the coal to glue together, influences the normal use in power plant.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a thermal power plant grinds drying device with raw coal which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the stirring mechanism (100) comprises a stirring frame (101), a rotating rod (102) arranged at the bottom of an inner cavity of the stirring frame (101), and a stirring block (103) arranged on the surface of the rotating rod (102);
the hot air mechanism (200) comprises a blower (201), a heating frame (202) arranged at the air outlet end of the blower (201), electric heating fins (203) arranged on the left side of the bottom of an inner cavity of the heating frame (202), ventilation grooves (204) arranged on the left side of the inner cavity of the electric heating fins (203), and ventilation pipes (205) arranged on the left side of the heating frame (202).
2. The raw coal grinding and drying device for the thermal power plant according to claim 1, characterized in that: one end of the ventilation pipe (205) far away from the heating frame (202) is communicated with the inner cavity of the stirring frame (101).
3. The raw coal grinding and drying device for a thermal power plant according to claim 2, characterized in that: the stirring mechanism (100) further comprises a feeding pipe (104), a left side arranged at the top of the stirring frame (101), and a valve (105) arranged on the surface of the feeding pipe (104).
4. The raw coal mill-drying device for thermal power plants according to any one of claims 2 or 3, characterized in that: the stirring mechanism (100) further comprises a power frame (106), a motor (107) arranged at the left side of the bottom of an inner cavity of the power frame (106), a driving wheel (108) arranged at an output shaft of the motor (107) and a driven wheel (109) arranged on the surface of the rotating rod (102).
5. The raw coal mill drying device for thermal power plants of claim 4, characterized in that: the bottom of the rotating rod (102) penetrates through the inner cavity of the power frame (106) and is movably connected with the bottom of the power frame (106) through a bearing, the surface of the rotating rod (102) at one end of the inner cavity of the power frame (106) is fixedly connected with the driven wheel (109), and the driving wheel (108) is meshed with the driven wheel (109).
6. The raw coal mill drying device for a thermal power plant according to claim 5, characterized in that: the hot air mechanism (200) further comprises a limiting block (206), and the front end and the rear end are arranged on the right side of the inner cavity of the heating frame (202).
7. The raw coal grinding and drying device for the thermal power plant according to claim 6, characterized in that: the hot air mechanism (200) further comprises an intercepting net (207) arranged on the right side of the bottom of the inner cavity of the heating frame (202).
8. The raw coal mill drying device for a thermal power plant according to claim 7, characterized in that: the front surface and the back surface of the intercepting net (207) both extend to the inner cavity of the limiting block (206), and are in sliding connection with the inner cavity of the limiting block (206).
9. The raw coal grinding and drying device for the thermal power plant according to any one of claims 6 to 8, characterized in that: the stirring mechanism (100) further comprises an air outlet groove (110) which is arranged at the front end and the rear end of the top of the stirring frame (101).
10. The raw coal grinding and drying device for a thermal power plant according to claim 9, characterized in that: the air outlet groove (110) further comprises a filter screen and is arranged at the top of the air outlet groove (110).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123444030.6U CN217005192U (en) | 2021-12-30 | 2021-12-30 | Raw coal milling and drying device for thermal power plant |
| JP2022003517U JP3240291U (en) | 2021-12-30 | 2022-10-24 | Raw coal crushing and drying equipment for thermal power plants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123444030.6U CN217005192U (en) | 2021-12-30 | 2021-12-30 | Raw coal milling and drying device for thermal power plant |
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| Publication Number | Publication Date |
|---|---|
| CN217005192U true CN217005192U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123444030.6U Active CN217005192U (en) | 2021-12-30 | 2021-12-30 | Raw coal milling and drying device for thermal power plant |
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| JP (1) | JP3240291U (en) |
| CN (1) | CN217005192U (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026110B (en) * | 2023-01-07 | 2023-08-15 | 广州海格丽斯石英石有限公司 | Baking equipment for quartz stone plate processing |
| CN116008049B (en) * | 2023-03-30 | 2023-06-06 | 西安石油大学 | Geological sample preprocessing device |
| CN116945421B (en) * | 2023-07-21 | 2024-02-06 | 安徽双赢新材料有限公司 | Equipment for producing odor-removing rubber powder by utilizing waste tires |
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- 2021-12-30 CN CN202123444030.6U patent/CN217005192U/en active Active
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- 2022-10-24 JP JP2022003517U patent/JP3240291U/en active Active
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| JP3240291U (en) | 2022-12-21 |
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