CN220941136U - Wear-resisting accessory of crushing and grinding equipment - Google Patents
Wear-resisting accessory of crushing and grinding equipment Download PDFInfo
- Publication number
- CN220941136U CN220941136U CN202322727669.8U CN202322727669U CN220941136U CN 220941136 U CN220941136 U CN 220941136U CN 202322727669 U CN202322727669 U CN 202322727669U CN 220941136 U CN220941136 U CN 220941136U
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- shaped shell
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- wear
- passage
- shell
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- 238000000227 grinding Methods 0.000 title claims abstract description 24
- 125000006850 spacer group Chemical group 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 12
- 230000007246 mechanism Effects 0.000 abstract description 7
- 239000002245 particle Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- -1 thermal power Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229910021532 Calcite Inorganic materials 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model discloses a wear-resistant accessory of crushing and grinding equipment, and belongs to the technical field of mechanical wear-resistant accessories. The structure is as follows: the first inner cone-shaped shell and the second inner cone-shaped shell are respectively positioned at the upper side and the lower side of the inner part of the middle space ring, the first outer cone-shaped shell is positioned outside the first inner cone-shaped shell, the second outer cone-shaped shell is positioned outside the second inner cone-shaped shell, a plurality of first impellers are fixed between the first outer cone-shaped shell and the first inner cone-shaped shell at intervals along the circumferential direction, and a plurality of second impellers are fixed between the second outer cone-shaped shell and the second inner cone-shaped shell at intervals along the circumferential direction. The wear-resistant accessory is used as an impeller assembly of the air-conveying mechanism, an air-conveying passage in the upper direction and the lower direction is constructed by adopting the middle spacer ring, and air flows in the two directions are sucked through the annular inner chambers at the two sides and then discharged from the annular through holes at the periphery, so that the aim of double-air-conveying-passage input is fulfilled. The utility model can be used for the material collecting operation of the double-cavity grinding mechanism, and has obvious technical advantages.
Description
Technical Field
The utility model relates to the technical field of mechanical wear-resistant parts, in particular to a wear-resistant part of crushing and grinding equipment.
Background
The pulverizer is widely applied to industries such as chemical industry, mines, steel, thermal power, coal and the like. The grinding equipment comprises: raymond mill, high-fineness pulverizer, high-pressure micronizer and high-pressure suspension roller pulverizer. Related auxiliary equipment of the pulverizer such as: feeders, bucket elevators, conveyors, transfer equipment, etc. The pulverizer is suitable for high-fine pulverizing processing of 280 more materials in industries such as barite, calcite, potassium feldspar, talcum, marble, limestone, dolomite, fluorite, lime, activated clay, activated carbon, bentonite, kaolin, cement, phosphate rock, gypsum, glass, heat-insulating material and the like, wherein the Mohs hardness is not more than 9.3 level, the humidity is below 6%, and the maximum of the materials can be 600 meshes when the granularity of a finished product is randomly regulated within the range of 80-325 meshes. The process of changing large particle materials into small particle materials by external force is called crushing, and the used machine is called a crusher. The process of changing the small particle material into powder material by external force is called crushing or grinding, and is called grinding for short. The mechanical pulverizer (grinding device) used by the device. The crushing and grinding are combined to form a crushing mill for short, and the used machine is called a crushing mill for short. In the structure of crushing and grinding equipment, an air conveying mechanism is generally adopted to continuously flow through the processed material, at the moment, particles with small granularity to a certain degree can be carried out along with the air flow, and then the particles are collected by a filtering mechanism, so that the material collection is continuously completed. Unlike conventional blower mechanisms, the inner walls and impellers of such air moving devices are continually in contact with the high velocity moving particulate matter, thus requiring the use of wear resistant materials. At present, the common wear-resistant wind wheel is designed to reduce friction as far as possible, and a channel path is designed, so that multi-channel input cannot be realized, and therefore, when the wear-resistant wind wheel is used for double-cavity grinding, only air supply equipment can be independently installed, so that the cost is increased, and the problem that the material receiving efficiency is influenced due to the fact that the flow directions of the double air supply equipment are not synchronous also occurs sometimes.
Disclosure of Invention
Aiming at the technical defects of the prior art, the utility model provides a wear-resistant accessory of crushing and grinding equipment, so as to solve the technical problem that a common wear-resistant wind wheel cannot realize multi-wind-path input.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
The wear-resisting accessory of the crushing and grinding equipment comprises a middle spacer ring, a first inner conical shell, a first outer conical shell, a first impeller, a first passage, a key slot, a first annular through hole, a second inner conical shell, a second outer conical shell, a second impeller, a second passage, a second annular through hole and a disc inner cavity; the first inner cone-shaped shell and the second inner cone-shaped shell are respectively positioned at the upper side and the lower side of the inside of the middle spacing ring, the first outer cone-shaped shell is positioned outside the first inner cone-shaped shell, the second outer cone-shaped shell is positioned outside the second inner cone-shaped shell, a plurality of first impellers are fixed between the first outer cone-shaped shell and the first inner cone-shaped shell at intervals along the circumferential direction, a plurality of second impellers are fixed between the second outer cone-shaped shell and the second inner cone-shaped shell at intervals along the circumferential direction, a first passage is vertically arranged in the first inner cone-shaped shell, a second passage is vertically arranged in the second inner cone-shaped shell and is in butt joint with the first passage, a disc inner cavity is arranged at the butt joint position of the second passage and is provided with a key groove in the first passage, a first annular through hole is reserved between the tail end of the first outer cone-shaped shell and the tail end of the middle spacing ring, and a second annular through hole is reserved between the tail end of the second outer cone-shaped shell and the tail end of the middle spacing ring.
Preferably, the device further comprises a motor and a main shaft, wherein the motor is in transmission connection with the main shaft, a shaft key is arranged on the main shaft, the main shaft penetrates through the second passage and the first passage, and the shaft key is positioned in the key groove.
Preferably, the first impeller and the second impeller are staggered with each other.
Preferably, the outer surface of the first outer conical shell and the outer surface of the second outer conical shell are in cambered surface transition, and the width of the first annular through hole is equal to that of the second annular through hole.
Preferably, the wear-resistant fitting is made of NM400 wear-resistant steel or NM500 wear-resistant steel.
Preferably, the first impeller is at an angle of 10-20 degrees to the horizontal plane, and the second impeller is at an angle of 10-20 degrees to the horizontal plane.
In the utility model, the middle spacer ring plays a role of upper and lower partition; the first outer conical shell and the first inner conical shell form an annular inner chamber for mounting the first impeller; the first impeller generates suction force through rotation, so that air flow is sucked from the annular inner chamber; the sucked air flow is discharged through the first annular through hole; the second passage and the first passage are used for installing a driving shaft, and the key groove is matched with a shaft key on the driving shaft; the second outer conical shell and the second inner conical shell form another annular inner chamber for arranging a second impeller; the second impeller generates suction force through rotation, so that air flow is sucked from the annular inner chamber; the sucked air flow is discharged through the second annular through hole; the inner cavity of the disc is positioned outside the driving shaft, so that an air chamber can be formed.
The utility model discloses a wear-resistant accessory of crushing and grinding equipment. The wear-resistant accessory is used as an impeller assembly of the air-conveying mechanism, an air-conveying passage in the upper direction and the lower direction is constructed by adopting the middle spacer ring, and air flows in the two directions are sucked through the annular inner chambers at the two sides and then discharged from the annular through holes at the periphery, so that the aim of double-air-conveying-passage input is fulfilled. The utility model can be used for the material collecting operation of the double-cavity grinding mechanism, and has obvious technical advantages.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a front view of the present utility model;
FIG. 4 is a cross-sectional view of the present utility model;
wherein:
1. middle spacer ring 2, first inner cone-shaped shell 3, first outer cone-shaped shell
4. First impeller 5, first passage 6, key groove
7. First annular through hole 8, second inner conical housing 9, second outer conical housing
10. A second impeller 11, a second passage 12, a second annular through hole
13. A disk cavity.
Detailed Description
Hereinafter, embodiments of the present utility model will be described in detail. In order to avoid unnecessary detail, well-known structures or functions will not be described in detail in the following embodiments. Approximating language, as used in the following examples, may be applied to create a quantitative representation that could permissibly vary without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
Example 1
1-4, A wear-resistant accessory of crushing and grinding equipment comprises a middle spacer ring 1, a first inner conical shell 2, a first outer conical shell 3, a first impeller 4, a first passage 5, a key slot 6, a first annular through hole 7, a second inner conical shell 8, a second outer conical shell 9, a second impeller 10, a second passage 11, a second annular through hole 12 and a disc inner cavity 13; the first inner cone-shaped shell 2 and the second inner cone-shaped shell 8 are respectively positioned at the upper side and the lower side of the inside of the middle spacer ring 1, the first outer cone-shaped shell 3 is positioned outside the first inner cone-shaped shell 2, the second outer cone-shaped shell 9 is positioned outside the second inner cone-shaped shell 8, a plurality of first impellers 4 are fixed between the first outer cone-shaped shell 3 and the first inner cone-shaped shell 2 at intervals in the circumferential direction, a plurality of second impellers 10 are fixed between the second outer cone-shaped shell 9 and the second inner cone-shaped shell 8 at intervals in the circumferential direction, the first passage 5 is vertically arranged in the first inner cone-shaped shell 2, the second passage 11 is vertically arranged in the second inner cone-shaped shell 8, the second passage 11 is butted with the first passage 5, a disc cavity 13 is arranged at the butted position, a first annular through hole 7 is reserved in the first passage 5, a second annular through hole 12 is reserved between the tail end of the first outer cone-shaped shell 3 and the tail end of the middle spacer ring 1, and a second annular through hole 12 is reserved between the tail end of the second outer cone-shaped shell 9 and the tail end of the middle spacer ring 1.
Wherein: the middle spacing ring 1 plays a role of upper and lower partition; the first outer conical housing 3 forms an annular inner chamber with the first inner conical housing 2, which is used for mounting the first impeller 4; the first impeller 4 generates suction force by rotation, and thus sucks air flow from the annular inner chamber; the sucked air flow is discharged through the first annular through hole 7; the second passage 11 and the first passage 5 are used for mounting a driving shaft, and the key groove 6 is in key fit with the shaft on the driving shaft; the second outer conical housing 9 and the second inner conical housing 8 form another annular inner chamber for the provision of a second impeller 10; the second impeller 10 generates suction by rotation, thereby sucking the air flow from the annular inner chamber; the sucked air flow is discharged through the second annular through hole 12; the disc cavity 13 is located outside the drive shaft and may form an air chamber.
Example 2
1-4, A wear-resistant accessory of crushing and grinding equipment comprises a middle spacer ring 1, a first inner conical shell 2, a first outer conical shell 3, a first impeller 4, a first passage 5, a key slot 6, a first annular through hole 7, a second inner conical shell 8, a second outer conical shell 9, a second impeller 10, a second passage 11, a second annular through hole 12 and a disc inner cavity 13; the first inner cone-shaped shell 2 and the second inner cone-shaped shell 8 are respectively positioned at the upper side and the lower side of the inside of the middle spacer ring 1, the first outer cone-shaped shell 3 is positioned outside the first inner cone-shaped shell 2, the second outer cone-shaped shell 9 is positioned outside the second inner cone-shaped shell 8, a plurality of first impellers 4 are fixed between the first outer cone-shaped shell 3 and the first inner cone-shaped shell 2 at intervals in the circumferential direction, a plurality of second impellers 10 are fixed between the second outer cone-shaped shell 9 and the second inner cone-shaped shell 8 at intervals in the circumferential direction, the first passage 5 is vertically arranged in the first inner cone-shaped shell 2, the second passage 11 is vertically arranged in the second inner cone-shaped shell 8, the second passage 11 is butted with the first passage 5, a disc cavity 13 is arranged at the butted position, a first annular through hole 7 is reserved in the first passage 5, a second annular through hole 12 is reserved between the tail end of the first outer cone-shaped shell 3 and the tail end of the middle spacer ring 1, and a second annular through hole 12 is reserved between the tail end of the second outer cone-shaped shell 9 and the tail end of the middle spacer ring 1. The device also comprises a motor and a main shaft, wherein the motor is in transmission connection with the main shaft, the main shaft is provided with a shaft key, the main shaft penetrates through the second passage 11 and the first passage 5, and the shaft key is positioned in the key groove. The first impeller 4 and the second impeller 10 are arranged to be staggered with each other. The outer surface of the first outer conical shell 3 and the outer surface of the second outer conical shell 9 are in cambered surface transition, and the width of the first annular through hole 7 is equal to that of the second annular through hole 12. The wear-resistant fitting is made of NM400 wear-resistant steel or NM500 wear-resistant steel. The first impeller 4 forms an angle of 10-20 degrees with the horizontal plane, and the second impeller 10 forms an angle of 10-20 degrees with the horizontal plane.
The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modification, equivalent replacement, improvement, etc. made within the scope of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The wear-resistant accessory of the crushing and grinding equipment is characterized by comprising a middle spacer ring (1), a first inner conical shell (2), a first outer conical shell (3), a first impeller (4), a first passage (5), a key groove (6), a first annular through hole (7), a second inner conical shell (8), a second outer conical shell (9), a second impeller (10), a second passage (11), a second annular through hole (12) and a disc inner cavity (13); the first inner cone-shaped shell (2) and the second inner cone-shaped shell (8) are respectively positioned at the upper side and the lower side inside the middle spacer ring (1), the first outer cone-shaped shell (3) is positioned outside the first inner cone-shaped shell (2), the second outer cone-shaped shell (9) is positioned outside the second inner cone-shaped shell (8), a plurality of first impellers (4) are fixed between the first outer cone-shaped shell (3) and the first inner cone-shaped shell (2) at intervals along the circumferential direction, a plurality of second impellers (10) are fixed between the second outer cone-shaped shell (9) and the second inner cone-shaped shell (8) at intervals along the circumferential direction, a first passage (5) is vertically arranged in the first inner cone-shaped shell (2), a second passage (11) is vertically arranged in the second inner cone-shaped shell (8), a disc inner cavity (13) is arranged at the butt joint, a key groove (6) is formed in the second passage (11) and in the first passage (5), a through hole (12) is reserved between the second outer cone-shaped shell (3) and the second spacer ring-shaped end (1).
2. A grinding and crushing plant wear fitting according to claim 1, characterized by further comprising a motor and a spindle, the motor being in driving connection with the spindle, the spindle having a shaft key thereon, the spindle penetrating the second passage (11) and the first passage (5), the shaft key being located in the keyway.
3. A grinding and pulverizing apparatus wear-resistant fitting according to claim 1, characterized in that the first impeller (4) and the second impeller (10) are arranged staggered with respect to each other.
4. A grinding mill wear fitting according to claim 1, characterized in that the outer surface of the first outer cone housing (3) and the outer surface of the second outer cone housing (9) both transition in a cambered surface, the width of the first annular through hole (7) being equal to the width of the second annular through hole (12).
5. A wear-resistant fitting for crushing and grinding equipment according to claim 1, characterized in that the wear-resistant fitting is made of NM400 wear-resistant steel or NM500 wear-resistant steel.
6. A grinding mill wear fitting according to claim 1, characterized in that the first impeller (4) is at an angle of 10-20 ° to the horizontal and the second impeller (10) is at an angle of 10-20 ° to the horizontal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322727669.8U CN220941136U (en) | 2023-10-11 | 2023-10-11 | Wear-resisting accessory of crushing and grinding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322727669.8U CN220941136U (en) | 2023-10-11 | 2023-10-11 | Wear-resisting accessory of crushing and grinding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220941136U true CN220941136U (en) | 2024-05-14 |
Family
ID=91012135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322727669.8U Active CN220941136U (en) | 2023-10-11 | 2023-10-11 | Wear-resisting accessory of crushing and grinding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220941136U (en) |
-
2023
- 2023-10-11 CN CN202322727669.8U patent/CN220941136U/en active Active
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| GR01 | Patent grant |