CN218796263U - Medium speed pulverizer grinding roller cover with metal ceramic complex - Google Patents
Medium speed pulverizer grinding roller cover with metal ceramic complex Download PDFInfo
- Publication number
- CN218796263U CN218796263U CN202221530583.5U CN202221530583U CN218796263U CN 218796263 U CN218796263 U CN 218796263U CN 202221530583 U CN202221530583 U CN 202221530583U CN 218796263 U CN218796263 U CN 218796263U
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- Prior art keywords
- grinding roller
- roller cover
- cover body
- medium speed
- sleeve
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- 238000000227 grinding Methods 0.000 title claims abstract description 126
- 239000000919 ceramic Substances 0.000 title claims abstract description 10
- 239000002184 metal Substances 0.000 title claims abstract description 10
- 238000005299 abrasion Methods 0.000 claims abstract description 19
- 239000003245 coal Substances 0.000 claims abstract description 19
- 239000011195 cermet Substances 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims 6
- 239000000203 mixture Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 11
- 235000004237 Crocus Nutrition 0.000 abstract description 4
- 241000596148 Crocus Species 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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- Crushing And Grinding (AREA)
Abstract
The utility model discloses an intermediate speed coal mill grinding roller cover with metal ceramic complex relates to the coal mill field, the utility model discloses a grinding roller cover body and grinding roller axle are provided with spacing subassembly between grinding roller cover body and the grinding roller axle, and spacing subassembly is including interior locating piece and outer stopper, and the surface cover of grinding roller cover body is equipped with the abrasion pad, is provided with the dismouting subassembly between grinding roller cover body and the abrasion pad, and the dismouting subassembly is including magnetic stripe and magnetic sheet. The utility model discloses a be provided with spacing subassembly, after grinding roller cover body and grinding roller axle installation, interior locating piece and the mutual block of outer stopper, later when grinding roller cover body not equidirectional rotation crocus, the external stopper of locating piece in the accessible is spacing to make grinding roller cover body and grinding roller axle can move towards the equidirectional rotation, skew can not appear, avoided grinding roller cover and grinding roller to be connected the not stable enough condition.
Description
Technical Field
The utility model relates to a coal pulverizer field specifically is a medium speed coal pulverizer grinding roller shell with cermet complex.
Background
The medium-speed coal mill is a coal mill with the working speed of 50-300 r/min, belongs to special equipment for preparing and processing blast furnace iron-making auxiliary materials, can provide a proper auxiliary material, namely coal powder, for a blast furnace iron-making system, is suitable for the powdering operation of grinding medium-hardness materials such as bituminous coal, lean coal and the like, can be widely applied to powder-making systems in industries such as electric power, metallurgy, building materials, chemical industry and the like, and is an important part of the coal mill.
According to the China patent with the patent number CN202021378787.2, a detachable grinding roller sleeve of a medium-speed coal mill is disclosed, the grinding roller sleeve is composed of a grinding roller sleeve matrix, an anti-abrasion protective tile A, an anti-abrasion protective tile B, an elastic seal, a bolt and a spring washer, and the grinding roller sleeve does not need to be replaced after the whole grinding roller device is dismounted when the grinding roller sleeve is replaced, so that the workload of replacing the grinding roller sleeve is reduced.
To the correlation technique among the above-mentioned, the utility model discloses the people thinks when above-mentioned grinding roller cover uses, after appearing wearing and tearing, need pass through the instrument and close the bolt pine, aim at the change again, make its dismouting change mode comparatively complicated loaded down with trivial details, lead to staff's operation swift inadequately, simultaneously in the use, grinding roller cover also can directly appear wearing and tearing because of frictional force with the grinding roller, make grinding roller cover be connected with the grinding roller and stable inadequately, and lead to grinding roller cover and grinding roller to appear deviating, and the influence is used stably.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing an intermediate speed coal pulverizer grinding roller cover with metal ceramic complex to solve inconvenient dismouting maintenance after grinding roller cover surface wear and grinding roller cover and be connected not stable enough technical problem with the grinding roller.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a medium speed pulverizer grinds roller shell with cermet complex, includes grinding roller cover body and grinding roller axle, be provided with spacing subassembly between grinding roller cover body and the grinding roller axle, spacing subassembly is including interior locating piece and outer stopper, the surface cover of grinding roller cover body is equipped with wear pad, be provided with the dismouting subassembly between grinding roller cover body and the wear pad, the dismouting subassembly is including magnetic stripe and magnetic sheet.
Through adopting above-mentioned technical scheme, can carry out the crocus when grinding roller cover body uses through the abrasion pad.
Further, the outer surface of the grinding roller shaft is sleeved with the grinding roller sleeve body, and the grinding roller sleeve body is detachably connected with the grinding roller shaft in a sliding mode.
Through adopting above-mentioned technical scheme for the grinding roller cover body can be dismantled from the grinding roller axle through gliding mode.
Further, the installation sleeves are installed on two sides of the grinding roller shaft, and the two installation sleeves are respectively located on two sides of the grinding roller sleeve body.
Through adopting above-mentioned technical scheme, can carry on spacingly to grinding roller cover body through the installation cover.
Further, the abrasion pad is provided with a plurality ofly, and is a plurality of the abrasion pad all is the arc setting, and is a plurality of the abrasion pad is constituteed into circularly, the external surface fixation of abrasion pad has the cermet complex.
Through adopting above-mentioned technical scheme for when a certain one in a plurality of wear pads is worn out, then can change alone.
Furthermore, a convex block is fixed on the inner wall of the wear-resistant pad, a groove is formed in the outer surface of the grinding roller sleeve body, and the convex block is matched with the groove.
Through adopting above-mentioned technical scheme for wear pad and this body coupling of grinding roller cover are inseparabler stable, prevent the slippage.
Furthermore, the inner positioning block is fixed on the inner wall of the grinding roller sleeve body, the outer limiting block is fixed on the outer wall of the grinding roller shaft, and the inner positioning block is matched with the outer limiting block.
By adopting the technical scheme, the inner positioning block and the outer limiting block can be mutually clamped.
Furthermore, the inner positioning blocks and the outer limiting blocks are arranged in a triangular mode, the inner positioning blocks and the outer limiting blocks are divided into two groups, and the two groups of inner positioning blocks and the outer limiting blocks are symmetrically arranged.
Through adopting above-mentioned technical scheme for when grinding the powder in grinding roller cover body rotation equidirectional not, the external stopper of locating piece is spacing in the accessible, thereby makes grinding roller cover body and grinding roller axle can rotate towards the equidirectional, the skew can not appear.
Further, the magnetic stripe is fixed in the inner wall both sides of abrasion pad, the magnetic sheet is fixed in around the outer wall of grinding roller cover body, magnetic stripe and magnetic sheet looks adaptation.
Through adopting above-mentioned technical scheme for when the wearing pad installation, can let the magnetic stripe place and can the actuation fixed with reference to the magnetic sheet position.
To sum up, the utility model discloses mainly have following beneficial effect:
1. the utility model discloses a through being provided with spacing subassembly, after grinding roller cover body and grinding roller axle installation, interior locating piece and outer stopper block each other, later when grinding roller cover body rotates the crocus towards different directions, accessible interior locating piece is spacing to the outer stopper to make grinding roller cover body and grinding roller axle can rotate towards the equidirectional, can not appear deviating, avoided grinding roller cover and grinding roller to be connected the not stable condition inadequately;
2. the utility model discloses a be provided with the dismouting subassembly, when the wearing pad installation, can let the magnetic stripe place to the magnetic sheet position and can the actuation fixed, and through lug and recess block, can make wearing pad and this body coupling of grinding roller cover closely stable more, prevent the slippage, and the mounting means is simple and convenient, has avoided the inconvenient dismouting condition of maintaining after the grinding roller cover surface wearing and tearing.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the grinding roll sleeve body of the present invention;
FIG. 3 is a schematic side sectional view of the roller sleeve body of the present invention;
FIG. 4 is an enlarged view of the point A in FIG. 3 according to the present invention;
fig. 5 is a schematic structural view of the wear pad of the present invention.
In the figure: 1. a grinding roller sleeve body; 2. a roll axis of the mill; 3. installing a sleeve; 4. a wear pad; 5. a bump; 6. a groove; 7. a limiting component; 701. an inner positioning block; 702. an outer stop block; 8. disassembling and assembling the components; 801. a magnetic strip; 802. a magnetic plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The following description will be made of an alignment embodiment according to the overall structure of the present invention.
The utility model provides a medium speed coal mill grinding roller cover with cermet compound, as shown in fig. 1-5, includes grinding roller cover body 1 and grinding roller axle 2, is provided with spacing subassembly 7 between grinding roller cover body 1 and the grinding roller axle 2, and the surface cover of grinding roller cover body 1 is equipped with wear pad 4, can carry out the crocus when grinding roller cover body 1 uses through wear pad 4, is provided with dismouting subassembly 8 between grinding roller cover body 1 and the wear pad 4.
Referring to fig. 1, 2, 3 and 4, in some embodiments, the limiting component 7 includes an inner positioning block 701 and an outer limiting block 702, the inner positioning block 701 is fixed on an inner wall of the grinding roller sleeve body 1, the outer limiting block 702 is fixed on an outer wall of the grinding roller shaft 2, the inner positioning block 701 is adapted to the outer limiting block 702, the inner positioning block 701 and the outer limiting block 702 are both arranged in a triangle shape, the inner positioning block 701 and the outer limiting block 702 are divided into two groups, the two groups of inner positioning blocks 701 and the outer limiting block 702 are symmetrically arranged, after the grinding roller sleeve body 1 and the grinding roller shaft 2 are installed, the inner positioning block 701 and the outer limiting block 702 can be mutually clamped, and then when the grinding roller sleeve body 1 rotates for grinding in different directions, the outer limiting block 702 can be limited through the inner positioning block 701, so that the grinding roller sleeve body 1 and the grinding roller shaft 2 can rotate in the same direction without deviation.
Please refer to fig. 1, 2, 3, 4 and 5, in some embodiments, the dismounting assembly 8 includes a magnetic stripe 801 and a magnetic plate 802, the magnetic stripe 801 is fixed on two sides of the inner wall of the wear pad 4, the magnetic plate 802 is fixed around the outer wall of the roller sleeve body 1, the magnetic stripe 801 is matched with the magnetic plate 802, when the wear pad 4 is installed, the magnetic stripe 801 can be placed in comparison with the position of the magnetic plate 802 for suction fixation, and the mounting manner is simple and convenient through the engagement of the bump 5 and the groove 6, the wear pad 4 is more closely and stably connected with the roller sleeve body 1, the slipping is prevented, and the mounting manner is simple and convenient.
Specifically, the surface of grinding roller axle 2 is located to grinding roller cover body 1 cover, and grinding roller cover body 1 is dismantled with grinding roller axle 2 through gliding mode and is connected for grinding roller cover body 1 can be dismantled from grinding roller axle 2 through gliding mode, and installation cover 3 is installed to the both sides of grinding roller axle 2, and two installation covers 3 are located grinding roller cover body 1's both sides respectively, can carry on spacingly to grinding roller cover body 1 through installation cover 3.
Specifically, the abrasion pad 4 is provided with a plurality ofly, a plurality of abrasion pads 4 all are the arc setting, a plurality of abrasion pads 4 make up into circularly, the external fixed surface of abrasion pad 4 has the cermet complex, when making a certain one of a plurality of abrasion pads 4 wear, then can change alone, the inner wall of abrasion pad 4 is fixed with lug 5, recess 6 has been seted up to the surface of grinding roller cover body 1, lug 5 and 6 looks adaptations of recess, make abrasion pad 4 and grinding roller cover body 1 be connected inseparabler stable, prevent the slippage.
The implementation principle of the embodiment is as follows: firstly, after the grinding roller sleeve body 1 and the grinding roller shaft 2 are installed, the inner positioning block 701 and the outer limiting block 702 can be mutually clamped;
then, when the grinding roller sleeve body 1 rotates towards different directions for grinding, the outer limiting block 702 can be limited by the inner positioning block 701, so that the grinding roller sleeve body 1 and the grinding roller shaft 2 can rotate towards the same direction, and deviation cannot occur;
and when needs are installed wear pad 4, can let magnetic stripe 801 place and to pull in fixedly with reference to magnetic sheet 802 position, and through lug 5 and 6 block of recess, can make wear pad 4 be connected inseparabler with grinding roller cover body 1 and stabilize, prevent the slippage, simple installation.
Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.
Claims (8)
1. The utility model provides a medium speed pulverizer grinding roller cover with cermet complex, includes grinding roller cover body (1) and grinding roller axle (2), its characterized in that: be provided with spacing subassembly (7) between grinding roller cover body (1) and grinding roller axle (2), spacing subassembly (7) are including interior locating piece (701) and outer stopper (702), the surface cover of grinding roller cover body (1) is equipped with abrasion pad (4), be provided with dismouting subassembly (8) between grinding roller cover body (1) and abrasion pad (4), dismouting subassembly (8) are including magnetic stripe (801) and magnetic sheet (802).
2. The medium speed coal mill sleeve with the metal ceramic composite of claim 1, wherein: the outer surface of the grinding roller shaft (2) is sleeved with the grinding roller sleeve body (1), and the grinding roller sleeve body (1) is detachably connected with the grinding roller shaft (2) in a sliding mode.
3. The medium speed coal mill sleeve with the metal ceramic composite of claim 1, wherein: the grinding roll is characterized in that mounting sleeves (3) are mounted on two sides of the grinding roll shaft (2), and the two mounting sleeves (3) are respectively located on two sides of the grinding roll sleeve body (1).
4. The medium speed coal mill sleeve with cermet composition of claim 1 wherein: the wear pad (4) are provided with a plurality of, and are a plurality of wear pad (4) all are the arc setting, and are a plurality of wear pad (4) make up into circularly, the external surface mounting of wear pad (4) has the cermet complex.
5. The medium speed coal mill sleeve with the metal ceramic composite of claim 1, wherein: the inner wall of the wear-resistant pad (4) is fixed with a convex block (5), the outer surface of the grinding roller sleeve body (1) is provided with a groove (6), and the convex block (5) is matched with the groove (6).
6. The medium speed coal mill sleeve with the metal ceramic composite of claim 1, wherein: the inner positioning block (701) is fixed on the inner wall of the grinding roller sleeve body (1), the outer limiting block (702) is fixed on the outer wall of the grinding roller shaft (2), and the inner positioning block (701) is matched with the outer limiting block (702).
7. The medium speed coal mill sleeve with the metal ceramic composite of claim 1, wherein: the inner positioning blocks (701) and the outer limiting blocks (702) are arranged in a triangular mode, the inner positioning blocks (701) and the outer limiting blocks (702) are divided into two groups, and the two groups of the inner positioning blocks (701) and the outer limiting blocks (702) are symmetrically arranged.
8. The medium speed coal mill sleeve with the metal ceramic composite of claim 1, wherein: the grinding roller sleeve is characterized in that the magnetic strips (801) are fixed on two sides of the inner wall of the wear-resistant pad (4), the magnetic plates (802) are fixed on the periphery of the outer wall of the grinding roller sleeve body (1), and the magnetic strips (801) are matched with the magnetic plates (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221530583.5U CN218796263U (en) | 2022-06-20 | 2022-06-20 | Medium speed pulverizer grinding roller cover with metal ceramic complex |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221530583.5U CN218796263U (en) | 2022-06-20 | 2022-06-20 | Medium speed pulverizer grinding roller cover with metal ceramic complex |
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| Publication Number | Publication Date |
|---|---|
| CN218796263U true CN218796263U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221530583.5U Active CN218796263U (en) | 2022-06-20 | 2022-06-20 | Medium speed pulverizer grinding roller cover with metal ceramic complex |
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| CN (1) | CN218796263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254312A (en) * | 2022-06-20 | 2022-11-01 | 华能国际电力股份有限公司营口电厂 | Medium speed pulverizer grinding roller cover with metal ceramic complex |
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2022
- 2022-06-20 CN CN202221530583.5U patent/CN218796263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254312A (en) * | 2022-06-20 | 2022-11-01 | 华能国际电力股份有限公司营口电厂 | Medium speed pulverizer grinding roller cover with metal ceramic complex |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUANENG YINGKOU XIANRENDAO THERMAL POWER CO.,LTD. Assignor: HUANENG POWER INTERNATIONAL Co.,Ltd. YINGKOU POWER PLANT Contract record no.: X2024980007462 Denomination of utility model: A medium speed coal mill roller sleeve with metal ceramic composite Granted publication date: 20230407 License type: Common License Record date: 20240618 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huaneng (Dalian) Thermal Power Co.,Ltd. Assignor: HUANENG POWER INTERNATIONAL Co.,Ltd. YINGKOU POWER PLANT Contract record no.: X2024980007946 Denomination of utility model: A medium speed coal mill roller sleeve with metal ceramic composite Granted publication date: 20230407 License type: Common License Record date: 20240627 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUANENG YINGKOU THERMAL POWER Co.,Ltd. Assignor: HUANENG POWER INTERNATIONAL Co.,Ltd. YINGKOU POWER PLANT Contract record no.: X2024980010715 Denomination of utility model: A medium speed coal mill roller sleeve with metal ceramic composite material Granted publication date: 20230407 License type: Common License Record date: 20240729 |