CN220759431U - Coal mill roller sleeve for ceramic precast block combined type composite process - Google Patents
Coal mill roller sleeve for ceramic precast block combined type composite process Download PDFInfo
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- CN220759431U CN220759431U CN202322430890.7U CN202322430890U CN220759431U CN 220759431 U CN220759431 U CN 220759431U CN 202322430890 U CN202322430890 U CN 202322430890U CN 220759431 U CN220759431 U CN 220759431U
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- roller
- roller core
- sleeve
- connecting ring
- fixedly connected
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- 239000003245 coal Substances 0.000 title claims abstract description 39
- 239000000919 ceramic Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000008569 process Effects 0.000 title claims abstract description 29
- 239000002131 composite material Substances 0.000 title claims abstract description 28
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000009417 prefabrication Methods 0.000 abstract description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002905 metal composite material Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of ceramic prefabrication, and discloses a coal mill roller sleeve for a ceramic prefabricated block combined type composite process, which comprises an upper roller shell, wherein an upper connecting ring is fixedly connected to the side edge of the bottom of the upper roller shell, a lower connecting ring is arranged on the lower surface of the upper connecting ring, a lower roller shell is fixedly connected to the inner ring of the lower connecting ring, a roller core cover is fixedly connected to the middle position of the lower roller shell, a fan plate groove is fixedly connected to the side edge of the roller core cover, a roller core ring is arranged above the roller core cover, a roller core sleeve is fixedly connected to the middle position above the roller core ring, fan plates are fixedly connected to the side edges of the roller core sleeve, and fan plate grooves are formed in the inner walls of the upper roller shell and the lower roller shell. The roller sleeve of the coal mill for the ceramic precast block combined type composite process is clamped by the fan-shaped plate and the fan-shaped plate groove, and small lug positioning holes are arranged between the roller core and the roller shell for clamping, so that the purposes of stable structure and abrasion reduction are realized.
Description
Technical Field
The utility model relates to the technical field of ceramic prefabrication, in particular to a coal mill roller sleeve for a ceramic prefabricated block combined type composite process.
Background
The ceramic material has high hardness, high impact load resistance and high wear resistance, has good interface corrosion resistance and wear resistance after being coated with an alloy layer, and has good wettability with metal matrix liquid after being combined with matrix metal, and if the ceramic material can be practically applied, economic value can be generated. The ceramic-based metal composite material has the advantages of high specific strength, high specific rigidity, low expansion coefficient, excellent wear resistance and the like, so that the ceramic-based metal composite material becomes a research hot spot of a large number of researchers.
The roller sleeve of the coal mill used in the prior ceramic precast block combined type composite process is a key wearing part, is continuously worn by a mixture of coal dust and wind in the running process of equipment, and continuously rotates to enable the component structure of the roller sleeve to be easy to loose and damage, so that the service life of the roller sleeve is short.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the roller sleeve of the coal mill for the ceramic precast block combined type composite process, which has the advantages of firm structure, difficult damage and the like, and solves the problem of shorter service life of the roller sleeve for the coal mill due to large bearing friction force.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the roller sleeve of the coal mill for the ceramic precast block combined type composite process comprises an upper roller shell, wherein an upper connecting ring is fixedly connected to the side edge of the bottom of the upper roller shell, a lower connecting ring is arranged on the lower surface of the upper connecting ring, a lower roller shell is fixedly connected to the inner ring of the lower connecting ring, a roller core cover is fixedly connected to the middle position of the lower roller shell, the side fixedly connected with fan plate groove of roller core lid, the top of roller core lid is provided with the roller core ring, roller core cover of intermediate position fixedly connected with in the roller core ring top, the side fixedly connected with fan plate of roller core cover, the inner wall of last roller shell and lower roller shell all is provided with fan plate groove.
Preferably, the upper roller shell and the lower roller shell are identical in size and shape, and the radii of the upper connecting ring and the lower connecting ring are equal, so that the lower end of the upper roller shell is completely attached to the upper end of the lower roller shell, and the upper connecting ring is completely attached to the lower connecting ring.
Preferably, the upper surface of the roller core cover is provided with positioning holes, the number of the positioning holes is not limited, and the positioning holes are distributed around the circle center of the roller core cover.
Preferably, the roller core ring is arranged at the upper end of the roller core sleeve, the roller core ring is provided with small protruding blocks on one surface far away from the roller core sleeve, and the shape and the size of the small protruding blocks are consistent with those of the positioning holes and correspond to each other one by one.
Preferably, the small protruding blocks are clamped in the positioning holes, so that the roller core cover can limit the displacement of the roller core sleeve in the horizontal direction.
Preferably, the number of the sector plates is not limited, the sector plates are wound around the circle center of the roller core sleeve, the number of the sector plate grooves is consistent with that of the sector plates, the sector plates are clamped in the sector plate grooves and are tightly attached to the inner walls of the sector plate grooves, when the roller sleeve of the coal mill for the ceramic precast block combined type composite process obtains power rotation, the roller core sleeve can drive the upper roller shell and the lower roller shell to rotate through the sector plates, and the inner friction is reduced while the structure is stable.
Preferably, connecting bolts are hinged between the upper connecting ring and the lower connecting ring, the number of the connecting bolts is four, the connecting bolts are symmetrically arranged on the upper connecting ring, the connecting bolts can fix the position between the upper roller shell and the lower roller shell, and the position between the roller sleeve of the coal mill for the combined type composite technology of the ceramic precast block and the coal mill can also be fixed.
Preferably, the middle position of the upper roller shell is also provided with the same roller core sleeve as that on the lower roller shell.
Compared with the prior art, the utility model provides the coal mill roller sleeve for the ceramic precast block combined type composite process, which has the following beneficial effects:
1. the roller sleeve of the coal mill for the ceramic precast block combined type composite process is characterized in that a circle of sector plates are arranged on the side edge of the roller sleeve, sector plate grooves with the radian identical to that of the sector plates are formed in the inner walls of the upper roller shell and the lower roller shell, the sector plates are clamped in the sector plate grooves, the roller sleeve is stable in structural position in the roller sleeve of the coal mill for the ceramic precast block combined type composite process, and when the roller sleeve rotates, the inner and outer structures are stable, so that the aim that the roller sleeve of the coal mill for the ceramic precast block combined type composite process is not easy to damage is achieved.
2. This ceramic precast block combination formula coal pulverizer roller shell for compound technology sets up a round number of a plurality of small lugs through setting up the locating hole of round equivalent at the roller core ring surface, makes the small lug card on the roller core ring one by one in the locating hole of corresponding position on the roller core lid during installation for this roller core shell is in this ceramic precast block combination formula coal pulverizer roller shell for compound technology's internal position stability, and when this ceramic precast block combination formula coal pulverizer roller shell for compound technology rotated along with the drive structure, the running condition of roller shell was steady, was favorable to the coal pulverizer work.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model;
FIG. 2 is a schematic top view of the inside of the junction of the present utility model;
FIG. 3 is a schematic perspective view of a lower roll shell of the present utility model;
fig. 4 is a schematic view of the outer appearance of the roll core sleeve 12 according to the present utility model.
Wherein: 1. an upper roll shell; 2. an upper connecting ring; 3. a lower roll shell; 4. a lower connecting ring; 5. a connecting bolt; 6. a roll core ring; 7. a small bump; 8. a sector plate; 9. a fan plate groove; 10. a roll core cover; 11. positioning holes; 12. and a roller core sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a coal mill roller sleeve for a ceramic precast block combined type composite process comprises an upper roller shell 1, wherein an upper connecting ring 2 is fixedly connected to the side edge of the bottom of the upper roller shell 1, a lower connecting ring 4 is arranged on the lower surface of the upper connecting ring 2, a lower roller shell 3 is fixedly connected to the inner ring of the lower connecting ring 4, a roller core cover 10 is fixedly connected to the middle position of the lower roller shell 3, a fan plate groove 9 is fixedly connected to the side edge of the roller core cover 10, a roller core ring 6 is arranged above the roller core cover 10, a roller core sleeve 12 is fixedly connected to the middle position above the roller core ring 6, fan plates 8 are fixedly connected to the side edges of the roller core sleeve 12, and fan plate grooves 9 are formed in the inner walls of the upper roller shell 1 and the lower roller shell 3.
The size shape of the upper roller shell 1 is consistent with that of the lower roller shell 3, the radiuses of the upper connecting ring 2 and the radius of the lower connecting ring 4 are equal, the lower end of the upper roller shell 1 is completely attached to the upper end of the lower roller shell 3, the upper connecting ring 2 is completely attached to the lower connecting ring 4, the upper surface of the roller core cover 10 is provided with positioning holes 11, the number of the positioning holes 11 is unlimited, a circle of the roller core cover 10 is distributed around the circle center of the roller core cover 10, the roller core ring 6 is also arranged at the upper end of the roller core sleeve 12, the roller core ring 6 is provided with small projections 7 on one surface far away from the roller core sleeve 12, the shape and the size of the small projections 7 are consistent with those of the positioning holes 11 and correspond to each other one to one, and the small projections 7 are clamped in the positioning holes 11, so that the roller core cover 10 can limit the displacement of the roller core sleeve 12 in the horizontal direction.
The number of the sector plates 8 is not limited, the sector plates are arranged around the circle center of the roller core sleeve 12, the number of the sector plate grooves 9 is consistent with that of the sector plates 8, the sector plates 8 are clamped in the sector plate grooves 9 and are tightly attached to the inner walls of the sector plate grooves 9, when the roller core sleeve 12 can drive the upper roller shell 1 and the lower roller shell to rotate through the sector plates 8 when the ceramic precast block combined type coal mill roller sleeve for the combined type composite process obtains power rotation, the inner friction is reduced while the structure is stable, the connecting bolts 5 are hinged between the upper connecting ring 2 and the lower connecting ring 4, the number of the connecting bolts 5 is four, the connecting bolts 5 are symmetrically arranged on the upper connecting ring 2, the connecting bolts 5 can fix the position between the upper roller shell 1 and the lower roller shell 3, and the middle position of the upper roller shell 1 can also be provided with the roller core sleeve 12 which is the same as that on the lower roller shell 3.
When the ceramic precast block combined type composite process coal mill is used, the roller core sleeve 12 of the ceramic precast block combined type composite process coal mill roller sleeve is sleeved with the roller core on the driving mechanism of the coal mill, the connecting bolts 5 are used for connecting the upper connecting ring 2, the lower connecting ring 4 and the positioning structure on the coal mill in series, so that the position of the ceramic precast block combined type composite process coal mill roller sleeve on the coal mill is fixed, the driving mechanism of the coal mill is started by a power supply, a circle of fan-shaped plates 8 arranged around the roller core sleeve 12 are clamped in fan-shaped plate grooves 9 arranged on the inner walls of the upper roller shell 1 and the lower roller shell 3, the fan-shaped plates 8 can be limited to move in the horizontal direction by virtue of the fan-shaped plates 9, the roller core sleeve can drive the ceramic precast block combined type composite process coal mill roller sleeve to rotate integrally, the fan-shaped plates 9 are tightly attached to the fan-shaped plates 8 in a clamped manner, the abrasion of the inside of the ceramic precast block combined type composite process coal mill roller sleeve is reduced in the rotating process, a positioning hole 11 is formed in the inner surface of the roller core sleeve 10, the fan-shaped plates 11 are clamped in the fan-shaped plates, the fan-shaped plates 11 are clamped in the fan-shaped plates are arranged on the inner surface of the roller sleeve, the roller sleeve is clamped between the roller core sleeve, the position of the roller core sleeve is not corresponding to the roller core sleeve is prevented from being worn down by the fan-shaped, and the roller core sleeve is prevented from being worn down by the roller sleeve 7, and the roller sleeve is prevented from being worn down by the roller sleeve, and the roller sleeve is used by the roller sleeve.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a ceramic prefabricated section combination formula coal pulverizer roller shell for compound technology, includes upper roller shell (1), its characterized in that: the roller is characterized in that an upper connecting ring (2) is fixedly connected to the side edge of the bottom of the upper roller shell (1), a lower connecting ring (4) is arranged on the lower surface of the upper connecting ring (2), a lower roller shell (3) is fixedly connected to the inner ring of the lower connecting ring (4), a roller core cover (10) is fixedly connected to the middle position of the lower roller shell (3), a fan plate groove (9) is fixedly connected to the side edge of the roller core cover (10), a roller core ring (6) is arranged above the roller core cover (10), a roller core sleeve (12) is fixedly connected to the middle position above the roller core ring (6), a fan plate (8) is fixedly connected to the side edge of the roller core sleeve (12), and fan plate grooves (9) are formed in the inner walls of the upper roller shell (1) and the lower roller shell (3).
2. The coal mill roll sleeve for a ceramic precast block combined type composite process according to claim 1, wherein: the upper roller shell (1) and the lower roller shell (3) are identical in size and shape, and the radius of the upper connecting ring (2) is equal to that of the lower connecting ring (4).
3. The coal mill roll sleeve for a ceramic precast block combined type composite process according to claim 1, wherein: the upper surface of the roller core cover (10) is provided with positioning holes (11), the number of the positioning holes (11) is not limited, and the positioning holes are distributed around the circle center of the roller core cover (10).
4. The coal mill roll sleeve for a ceramic precast block combined type composite process according to claim 1, wherein: the roller core ring (6) is arranged at the upper end of the roller core sleeve (12), small protruding blocks (7) are arranged on one surface, far away from the roller core sleeve (12), of the roller core ring (6), and the shape and the size of the small protruding blocks (7) are consistent with those of the positioning holes (11) and correspond to each other one by one.
5. The coal mill roll cover for the ceramic precast block combined type composite process according to claim 4, wherein: the small protruding blocks (7) are clamped in the positioning holes (11).
6. The coal mill roll sleeve for a ceramic precast block combined type composite process according to claim 1, wherein: the number of the sector plates (8) is not limited, the sector plates are wound around the circle center of the roller core sleeve (12), the number of the sector plate grooves (9) is identical to that of the sector plates (8), and the sector plates (8) are clamped in the sector plate grooves (9) and are tightly attached to the inner walls of the sector plate grooves (9).
7. The coal mill roll sleeve for a ceramic precast block combined type composite process according to claim 1, wherein: and connecting bolts (5) are hinged between the upper connecting ring (2) and the lower connecting ring (4), the number of the connecting bolts (5) is four, and the connecting bolts are symmetrically arranged on the upper connecting ring (2).
8. The coal mill roll sleeve for a ceramic precast block combined type composite process according to claim 1, wherein: the middle position of the upper roller shell (1) is also provided with a roller core sleeve (12) which is the same as that of the lower roller shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322430890.7U CN220759431U (en) | 2023-09-07 | 2023-09-07 | Coal mill roller sleeve for ceramic precast block combined type composite process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322430890.7U CN220759431U (en) | 2023-09-07 | 2023-09-07 | Coal mill roller sleeve for ceramic precast block combined type composite process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220759431U true CN220759431U (en) | 2024-04-12 |
Family
ID=90613000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322430890.7U Active CN220759431U (en) | 2023-09-07 | 2023-09-07 | Coal mill roller sleeve for ceramic precast block combined type composite process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220759431U (en) |
-
2023
- 2023-09-07 CN CN202322430890.7U patent/CN220759431U/en active Active
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