CN217341746U - Split type grinding bowl of coal mill - Google Patents
Split type grinding bowl of coal mill Download PDFInfo
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- CN217341746U CN217341746U CN202221104269.0U CN202221104269U CN217341746U CN 217341746 U CN217341746 U CN 217341746U CN 202221104269 U CN202221104269 U CN 202221104269U CN 217341746 U CN217341746 U CN 217341746U
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Abstract
The utility model discloses a split type grinding bowl of a coal mill, which relates to the technical field of the grinding bowl of the coal mill, and comprises a grinding bowl platform and a grinding bowl ring piece coaxially arranged on the grinding bowl platform; the bottom of the bowl grinding platform is coaxially provided with a heat conducting sheet group and a heat radiating sheet group, the heat radiating sheet group comprises heat radiating steel sheets distributed in a circumferential array, and the heat conducting sheet group comprises heat conducting steel sheets distributed between two adjacent heat radiating sheets in a linear array; the bowl grinding ring piece comprises bowl grinding plates distributed in a circumferential array, and connecting blocks are arranged at the bottoms of the bowl grinding plates in a linear array. The utility model discloses can convenient and fast dismantle and install the grinding bowl ring spare, and at grinding bowl platform pivoted in-process, can drive heat-conducting plate group and fin group and rotate, produce the air current through fin group and transmit the heat on heat-conducting plate group and fin group through the grinding bowl platform with the grinding bowl ring spare and take away simultaneously, realize the cooling effect to the grinding bowl ring spare, prevent that the grinding bowl ring spare from damaging because of the high temperature.
Description
Technical Field
The utility model relates to a coal pulverizer bowl technical field specifically is a split type grinding bowl of coal pulverizer.
Background
The function of the coal mill is to mill raw coal to a fineness that enables efficient combustion in the furnace, and the grinding bowl is the part used to mill the raw coal.
Because the grinding bowl has large mass and diameter, the grinding bowl has high difficulty and low disassembly and assembly efficiency when being damaged and needing to be disassembled and replaced, and simultaneously the grinding bowl can generate a large amount of heat in the process of grinding coal blocks, and the grinding bowl is easy to damage under the high-temperature working state for a long time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a split type grinding bowl of coal pulverizer to solve the problem that the grinding bowl is great in the degree of difficulty and the dismouting is inefficient when the damaged change that needs of putting forward among the above-mentioned background art, and the grinding bowl can produce a large amount of heats at the in-process of grinding the coal cinder simultaneously.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a split grinding bowl of a coal mill, which comprises a grinding bowl platform and a grinding bowl ring piece coaxially arranged on the grinding bowl platform;
the bottom of the bowl grinding platform is coaxially provided with a heat conducting fin group and a heat radiating fin group;
the grinding bowl ring piece comprises grinding bowl plates distributed in a circumferential array, and connecting blocks are arranged at the bottoms of the grinding bowl plates in a linear array.
Furthermore, the radiating fin group comprises radiating steel sheets distributed in a circumferential array.
Further, the heat conducting sheet group comprises heat conducting steel sheets distributed between two adjacent heat radiating sheets in a linear array.
Further, the thickness of the heat dissipation steel sheet is 0.1 millimeter.
Further, the thickness of the heat-conducting steel sheet is 0.05 mm.
Furthermore, the bowl grinding platform is provided with a mounting groove adapted to the connecting block.
Further, the connecting block is symmetrically provided with thread grooves, the inner wall of the mounting groove is provided with threaded holes matched with the thread grooves, and the bottom of the bowl grinding platform is provided with installation blind grooves matched with the threaded holes.
Compared with the prior art, the above one or more technical schemes have the following beneficial effects:
the utility model discloses can convenient and fast dismantle and install the grinding bowl ring spare, and at grinding bowl platform pivoted in-process, can drive heat conduction piece group and fin group and rotate, produce the air current through fin group and will grind the bowl ring spare and transmit the heat on heat conduction piece group and fin group through the grinding bowl platform simultaneously and take away, realize the cooling effect to the grinding bowl ring spare, prevent that the grinding bowl ring spare from damaging because of the high temperature.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
In the drawings:
fig. 1 is a schematic perspective top view of the present invention;
fig. 2 is a schematic view of the structure of the utility model in a three-dimensional elevation;
FIG. 3 is a schematic view of a three-dimensional overhead structure of the grinding bowl ring of the present invention;
fig. 4 is a schematic view of a three-dimensional bottom view structure of the bowl-grinding ring member of the present invention;
fig. 5 is an enlarged schematic view of point a in fig. 2 according to the present invention.
In the figure:
100. grinding a bowl platform; 110. a heat conducting sheet set; 111. a heat conductive steel sheet; 120. a fin group; 121. a heat-dissipating steel sheet; 200. grinding the bowl ring piece; 210. grinding a bowl plate; 220. connecting blocks; 221. a thread groove; 222. a threaded hole; 223. and (5) installing a dark groove.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. 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 application.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1 to 5, the present invention provides a split grinding bowl of a coal mill, including a grinding bowl platform 100 and a grinding bowl ring 200 coaxially disposed on the grinding bowl platform 100, wherein the grinding bowl ring 200 is used for grinding coal briquettes;
the heat conducting plate group 110 and the heat radiating plate group 120 are coaxially arranged at the bottom of the bowl grinding platform 100, in the process of grinding the coal briquette by the bowl grinding ring piece 200, the bowl grinding platform 100 can drive the heat conducting plate group 110 and the heat radiating plate group 120 to rotate, at the moment, heat generated by the bowl grinding ring piece 200 in the process of grinding the coal briquette can be transmitted to the heat conducting plate group 110 and the heat radiating plate group 120 through the bowl grinding platform 100, and the heat on the heat conducting plate group 110 and the heat radiating plate group 120 can be taken away through airflow generated by the rotation of the heat conducting plate group 110, so that the cooling effect on the bowl grinding ring piece 200 is realized, and the bowl grinding ring piece 200 is prevented from being damaged due to overhigh temperature;
grinding bowl ring spare 200 is including the grinding bowl board 210 that is the circumference array and distributes, grinding bowl board 210 bottom is linear array and is equipped with connecting block 220, be equipped with the mounting groove in connecting block 220 on the grinding bowl platform 100, grinding bowl board 210 adopts split type structure to install on grinding bowl platform 100, can be when partial grinding bowl board 210 damages, the partial grinding bowl board 210 of change damage is with reduce cost, connecting block 220 is linear array gomphosis inside the mounting groove simultaneously, can effectual improvement grinding bowl board 210's stability, simultaneously when the circumferential force when grinding bowl board 210 receives the grinding coal cinder, can be with even applying on grinding bowl platform 100 of circumferential force that grinding bowl board 210 received through the connecting block 220 that is linear array setting, prevent that grinding bowl board 210 local atress is too big and damage.
In order to enable the heat sink set 120 to generate airflow when rotating with the bowl grinding platform 100, the heat sink set 120 includes heat sink steel sheets 121 distributed in a circumferential array, and the thickness of the heat sink steel sheets 121 is 0.1 mm.
In order to increase the heat dissipation effect of the heat conducting steel sheet 111, the heat conducting sheet group 110 includes the heat conducting steel sheet 111 distributed between two adjacent heat sinks in a linear array, and the thickness of the heat conducting steel sheet 111 is 0.05 mm.
In order to conveniently and quickly install the bowl grinding plate 210 on the bowl grinding platform 100, the connecting block 220 is symmetrically provided with the thread grooves 221, the inner wall of the installing groove is provided with the thread holes 222 adaptive to the thread grooves 221, the bottom of the bowl grinding platform 100 is provided with the installing hidden grooves 223 adaptive to the thread holes 222, bolts penetrate through the thread holes 222 to be installed in the thread grooves 221, the connecting block 220 can be installed in the installing groove, meanwhile, the bolt heads can be hidden in the installing hidden grooves 223, attractiveness is achieved, and the bolts can be prevented from being loosened due to external force.
After the bowl grinding ring piece 200 is mounted on the bowl grinding platform 100, the coal briquette can be ground through the bowl grinding ring piece 200, in the process of rotating the bowl grinding platform 100, the heat conducting plate group 110 and the heat radiating plate group 120 are driven to rotate, and meanwhile, airflow generated by the heat radiating plate group 120 takes away heat transferred from the bowl grinding ring piece 200 to the heat conducting plate group 110 and the heat radiating plate group 120 through the bowl grinding platform 100; when the grinding bowl plate 210 is damaged and needs to be replaced, the bolts on the connecting block 220 are detached.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and for those skilled in the art, the present invention may have various modifications and variations, it should be noted that: for those skilled in the art, without departing from the principle of the present invention, a plurality of modifications and decorations can be made, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a split type grinding bowl of coal pulverizer which characterized in that: comprises a bowl grinding platform (100) and a bowl grinding ring piece (200) coaxially arranged on the bowl grinding platform (100);
the bottom of the bowl grinding platform (100) is coaxially provided with a heat conducting fin group (110) and a heat radiating fin group (120);
the bowl grinding ring piece (200) comprises bowl grinding plates (210) distributed in a circumferential array, and connecting blocks (220) are arranged at the bottoms of the bowl grinding plates (210) in an array.
2. The split grinding bowl of a coal pulverizer of claim 1, characterized in that: the radiating fin group (120) comprises radiating steel sheets (121) distributed in a circumferential array.
3. The split grinding bowl of a coal pulverizer of claim 2, characterized in that: the heat conducting sheet group (110) comprises heat conducting steel sheets (111) distributed between two adjacent heat radiating sheets in a linear array.
4. The split grinding bowl of a coal pulverizer of claim 2, characterized in that: the thickness of the heat dissipation steel sheet (121) is 0.1 mm.
5. The split grinding bowl of a coal pulverizer as defined in claim 3, wherein: the thickness of the heat-conducting steel sheet (111) is 0.05 mm.
6. The split grinding bowl of a coal pulverizer of claim 1, characterized in that: and the bowl grinding platform (100) is provided with a mounting groove which is matched with the connecting block (220).
7. The split grinding bowl of a coal pulverizer as defined in claim 6, wherein: the bowl grinding platform is characterized in that thread grooves (221) are symmetrically formed in the connecting block (220), threaded holes (222) matched with the thread grooves (221) are formed in the inner wall of the mounting groove, and mounting hidden grooves (223) matched with the threaded holes (222) are formed in the bottom of the bowl grinding platform (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221104269.0U CN217341746U (en) | 2022-05-10 | 2022-05-10 | Split type grinding bowl of coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221104269.0U CN217341746U (en) | 2022-05-10 | 2022-05-10 | Split type grinding bowl of coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217341746U true CN217341746U (en) | 2022-09-02 |
Family
ID=83011480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221104269.0U Active CN217341746U (en) | 2022-05-10 | 2022-05-10 | Split type grinding bowl of coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217341746U (en) |
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2022
- 2022-05-10 CN CN202221104269.0U patent/CN217341746U/en active Active
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