CN219923238U - Device for preventing central cone of powder selecting machine of vertical mill from being worn out too fast - Google Patents
Device for preventing central cone of powder selecting machine of vertical mill from being worn out too fast Download PDFInfo
- Publication number
- CN219923238U CN219923238U CN202320460767.7U CN202320460767U CN219923238U CN 219923238 U CN219923238 U CN 219923238U CN 202320460767 U CN202320460767 U CN 202320460767U CN 219923238 U CN219923238 U CN 219923238U
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- China
- Prior art keywords
- powder
- vertical mill
- cone
- central cone
- powder concentrator
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- 239000000843 powder Substances 0.000 title claims abstract description 107
- 230000003068 static effect Effects 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 9
- 238000007873 sieving Methods 0.000 claims description 19
- 238000005299 abrasion Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 14
- 239000000428 dust Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000012216 screening Methods 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 14
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model discloses an excessively rapid wear preventing device for a central cone of a vertical mill powder concentrator, and relates to the technical field of vertical mill powder concentrators. The utility model solves the problems of grinding leakage, service life reduction and high maintenance cost caused by long-term use of the central cone by adopting the common cooperation between the powder selecting unit and the welding unit, can reduce the screen residue of the powder selecting machine in the actual production process by mutually cooperating the static blades and the powder screening plate, improves the efficiency of the powder selecting machine, ensures that the central cone forms a protection for the cone part of the central cone by cooperating the central cone and the wear-resisting ribs, can prevent dust and dust-containing gas from directly rubbing with the cone, achieves the aim of prolonging the service life of the central cone, reduces or avoids maintenance frequency, and further saves the production cost of selecting powder of the powder selecting machine.
Description
Technical Field
The utility model relates to the technical field of powder selecting machines of vertical mills, in particular to a device for preventing a central cone of a powder selecting machine of a vertical mill from being worn too fast.
Background
The vertical mill is an ideal large-scale grinding device, is widely applied to industries such as cement, electric power, metallurgy, chemical industry, nonmetallic ore and the like, integrates crushing, drying, grinding and graded conveying, has high production efficiency, and can grind block-shaped, granular and powdery raw materials into required powdery materials; the vertical mill powder selecting machine realizes the rolling of materials by utilizing the relative motion between a grinding disc and a grinding roller, the granular materials are rolled into powder, the powder materials are lighter and are pumped away by a rotary fan and are discharged and collected by a discharging pipeline, the surface of the cone at the lower part of the existing raw material vertical mill powder selecting machine is not provided with anti-abrasion measures, the cone is easy to grind and leak under the friction of dust-containing gas, and the grinding leak is usually repaired by using a wear-resistant composite steel plate, but the grinding leak still occurs after the repairing is completed for a period of time, the service life is short, and the maintenance cost is high.
The publication number is: the utility model provides a high-efficient vertical mill powder concentrator of CN212468437U, includes the organism, fixed mounting has the hopper down in the organism, the mounting groove has been seted up in the organism, hopper and the inside intercommunication of mounting groove down, one side fixed mounting of organism has the discharging pipe. The utility model relates to the technical field of a vertical mill powder concentrator, which avoids the reduction of wind power caused by abrasion of a fan blade, thereby guaranteeing the high-efficiency powder concentrator of the vertical mill powder concentrator and facilitating the use of the vertical mill powder concentrator.
In order to solve the problem that the fan blade is easy to wear during working, the prior art adopts a mode of replacing a damaged dynamic blade group to treat, but the situation that a cone is protected by a mechanism which is lack of wear resistance at a detail cone of a discharging hopper, so that the situation that the grinding leakage occurs during long-term use is caused, the service life is reduced, and the maintenance cost is high is solved.
Disclosure of Invention
The utility model aims to provide a device for preventing a central cone of a powder concentrator of a vertical mill from being worn too fast so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the device comprises a vertical mill powder concentrator body, wherein the upper end of the vertical mill powder concentrator body is provided with a mounting mechanism, the lower end of the vertical mill powder concentrator body is internally provided with an anti-wear mechanism, and the outer surface of the upper end of the vertical mill powder concentrator body is fixedly connected with a material airflow pipeline;
the mounting mechanism comprises a supporting unit and a dismounting unit, and the supporting unit is arranged at the upper end of the dismounting unit and is fixedly connected with the dismounting unit;
the anti-wear mechanism comprises a powder selecting unit, and a welding unit is arranged at the lower end of the powder selecting unit.
The technical scheme of the utility model is further improved as follows: the job site unit comprises an installation top cylinder, wherein a supporting rod is fixedly installed on the outer edge frame wire at the lower end of the installation top cylinder, and the upper end of the supporting rod is fixedly connected with a mounting plate.
By adopting the technical scheme, the supporting cylinder, the supporting rod and the mounting plate are matched, so that the speed reducing motor and the powder selecting assembly are integrally supported.
The technical scheme of the utility model is further improved as follows: the inner surface of the mounting plate is fixedly provided with a speed reducing motor, and an output shaft of the speed reducing motor is fixedly connected with a powder selecting assembly.
By adopting the technical scheme, the powder selecting assembly is driven to be in a rotary running state through the arrangement of the speed reducing motor.
The technical scheme of the utility model is further improved as follows: the disassembling unit comprises a fixed bolt rod, wherein the outer surface of the lower end of the fixed bolt rod penetrates through the outer edge frame wire of the installation top cylinder and extends to the inner wall of the installation hole formed in the upper end of the vertical mill powder concentrator body to be in threaded connection with the inner wall of the installation hole.
By adopting the technical scheme, through the setting of fixed bolt pole and mounting hole for to the whole quick dismantlement of continuous twisting of installation top section of thick bamboo, replace integral type structure.
The technical scheme of the utility model is further improved as follows: the powder selecting unit comprises a static blade and a powder sieving plate, wherein the static blade is respectively arranged at the upper end of the powder sieving plate and connected with the powder sieving plate.
By adopting the technical scheme, the static blades are matched with the powder screening plates, so that the effect of reducing the screen residue of the powder selector in the actual production process is achieved, and the efficiency of the powder selector is improved.
The technical scheme of the utility model is further improved as follows: the welding unit comprises a central cone, and radial anti-abrasion ribs are welded on the outer surface of the lower end of the cone of the central cone.
By adopting the technical scheme, the anti-abrasion ribs are radial integrally, and the effect of expanding the anti-abrasion area is achieved.
The technical scheme of the utility model is further improved as follows: the wear-resistant ribs are cut into rectangular strips with the thickness of 65 multiplied by 800mm by adopting a 10mm wear-resistant composite steel plate and welded on a lower cone of the powder concentrator.
By adopting the technical scheme, the anti-abrasion ribs are fixed in a welding mode, so that dust and dust-containing gas are effectively prevented from directly rubbing against the cone.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides an excessively quick wear-resistant device for a central cone of a vertical mill powder concentrator, which adopts the common cooperation between a supporting unit and a dismounting unit, solves the problem of the reduction of wind power caused by the abrasion of blades of the powder concentrator when the powder concentrator is used for a long time, supports the whole speed reducing motor and a powder concentrating assembly through the cooperation between an installation top cylinder, a supporting rod and an installation plate, effectively reduces the speed difference during operation, reduces the wear of wear-resistant parts of equipment, reduces the production and maintenance cost, and can continuously and quickly detach the whole installation top cylinder through the cooperation of a fixing bolt and an installation hole, thereby replacing an integral structure, facilitating the maintenance of maintenance personnel and the replacement of static blades, facilitating the replacement of a powder sieving plate, effectively replacing screens with different meshes, and improving the effectiveness and practicability of sieving.
2. The utility model provides an excessively quick wear-resistant device for a central cone of a vertical mill powder concentrator, which solves the problems of grinding leakage, reduced service life and high maintenance cost caused by long-term use of the central cone by adopting the common cooperation between a powder concentrating unit and a welding unit, can reduce the screen residue of the powder concentrator in the actual production process by mutually cooperating a static blade with a powder screening plate, improves the efficiency of the powder concentrator, ensures that the central cone forms a protection for the cone part of the central cone by cooperating the central cone with anti-wear ribs, can prevent dust and dust-containing gas from directly rubbing with the cone, achieves the aim of prolonging the service life of the central cone, reduces or avoids maintenance frequency, and further saves the production cost of powder concentrator powder concentration.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic perspective exploded view of the mounting mechanism of the present utility model;
FIG. 3 is a schematic view showing a three-dimensional cross-sectional structure of a powder concentrator body of the vertical mill of the present utility model;
fig. 4 is a schematic perspective view of the center cone of the present utility model.
In the figure: 1. a powder selecting machine body of the vertical mill; 11. a material air flow pipeline; 2. a mounting mechanism; 3. an anti-wear mechanism; 211. installing a top cylinder; 212. a support rod; 2121. a mounting plate; 213. a speed reducing motor; 214. a powder selecting component; 221. a fixing bolt; 222. a mounting hole; 311. a static blade; 312. a powder sieving plate; 321. a central cone; 322. wear-proof ribs.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-4, the utility model provides an ultrafast abrasion preventing device for a central cone of a vertical mill powder concentrator, which comprises a vertical mill powder concentrator body 1, wherein the upper end of the vertical mill powder concentrator body 1 is provided with a mounting mechanism 2, the lower end of the vertical mill powder concentrator body 1 is internally provided with an abrasion preventing mechanism 3, and the outer surface of the upper end of the vertical mill powder concentrator body 1 is fixedly connected with a material airflow pipeline 11; the mounting mechanism 2 comprises a supporting unit and a dismounting unit, and the supporting unit is arranged at the upper end of the dismounting unit and is fixedly connected with the dismounting unit; the anti-wear mechanism 3 comprises a powder selecting unit, a welding unit is arranged at the lower end of the powder selecting unit, a job site unit comprises a mounting top cylinder 211, a supporting rod 212 is fixedly arranged on a lower end outer edge frame line of the mounting top cylinder 211, the upper end of the supporting rod 212 is fixedly connected with a mounting plate 2121, a gear motor 213 is fixedly arranged on the inner surface of the mounting plate 2121, a powder selecting component 214 is fixedly connected to an output shaft of the gear motor 213, and the gear motor 213 and the powder selecting component 214 are integrally supported through cooperation among the mounting top cylinder 211, the supporting rod 212 and the mounting plate 2121, so that the speed difference during operation is effectively reduced, the abrasion of wear-resistant parts of equipment is reduced, and the production and maintenance cost is reduced.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the disassembling unit comprises a fixing bolt rod 221, the outer surface of the lower end of the fixing bolt rod 221 penetrates through the outer edge frame line of the installation top cylinder 211 and extends to the inner wall of the installation hole 222 formed in the upper end of the vertical mill powder concentrator body 1 to be in threaded connection with the fixing bolt rod 221, the fixing bolt rod 221 and the installation hole 222 are matched, the whole installation top cylinder 211 can be continuously screwed and rapidly disassembled, an integral structure is replaced, maintenance of maintenance personnel and replacement of the static blades 311 are facilitated, replacement of the powder screening plate 312 is facilitated, screens with different meshes are effectively replaced, and effectiveness and practicability of screening are improved.
Example 3
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the powder selecting unit comprises a static blade 311 and a powder sieving plate 312, the static blade 311 is respectively arranged at the upper end of the powder sieving plate 312 and is connected with the powder sieving plate 312, the welding unit comprises a central cone 321, the outer surface of the lower end of the cone of the central cone 321 is welded with radial anti-abrasion ribs 322, the anti-abrasion ribs 322 are cut into rectangular strips with the thickness of 65 multiplied by 800mm by adopting a 10 mm-thick anti-abrasion composite steel plate and welded on the lower cone of the powder selecting machine, the static blade 311 and the powder sieving plate 312 are matched with each other, the sieving residue of the powder selecting machine can be reduced in the actual production process, the efficiency of the powder selecting machine is improved, the cone part of the central cone 321 is protected by the cooperation of the central cone 321 and the anti-abrasion ribs 322, dust and dust-containing gas can be prevented from directly rubbing with the cone, the purpose of prolonging the service life of the central cone 321 is achieved, the maintenance frequency is reduced or avoided, and the production cost of powder selecting of the powder selecting machine is further saved.
The working principle of the device for preventing the excessively rapid wear of the central cone of the vertical mill powder concentrator is specifically described below.
As shown in fig. 1-4, when in operation, firstly, the gear motor 213 is controlled to be started to drive the powder selecting assembly 214 to integrally rotate, the powder sieving speed of the material is improved under the flowing air between the static blade 311 and the powder selecting assembly 214, the powder sieving plate 312 is matched to sieve the material, and furthermore, the fixing bolt rod 221 and the mounting hole 222 are matched to continuously screw and rapidly detach the whole mounting top cylinder 211, so that the maintenance personnel and the replacement of the static blade 311 are facilitated, the replacement of the powder sieving plate 312 is facilitated, in addition, the mutual matching between the static blade 311 and the powder sieving plate 312 can reduce the sieving quantity of the powder selecting machine in the actual production process, the efficiency of the powder selecting machine is improved, and the cone part of the center cone 321 is protected by the cooperation of the center cone 321 and the anti-abrasion ribs 322, so that dust and dust-containing gas are prevented from directly rubbing the cone.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. The utility model provides a vertical mill selection powder machine center cone prevents too fast wearing and tearing device, includes vertical mill selection powder machine body (1), its characterized in that: the upper end of the vertical mill powder concentrator body (1) is provided with a mounting mechanism (2), the lower end of the vertical mill powder concentrator body (1) is internally provided with an anti-wear mechanism (3), and the outer surface of the upper end of the vertical mill powder concentrator body (1) is fixedly connected with a material air flow pipeline (11);
the mounting mechanism (2) comprises a supporting unit and a dismounting unit, wherein the supporting unit is arranged at the upper end of the dismounting unit and is fixedly connected with the dismounting unit;
the anti-wear mechanism (3) comprises a powder selecting unit, and a welding unit is arranged at the lower end of the powder selecting unit.
2. The device for preventing the excessive wear of the central cone of the powder concentrator of the vertical mill according to claim 1, wherein: the supporting unit comprises a mounting top cylinder (211), a supporting rod (212) is fixedly mounted on the outer edge frame wire at the lower end of the mounting top cylinder (211), and the upper end of the supporting rod (212) is fixedly connected with a mounting plate (2121).
3. The device for preventing the excessive wear of the central cone of the powder concentrator of the vertical mill according to claim 2, wherein: the powder selecting device is characterized in that a gear motor (213) is fixedly arranged on the inner surface of the mounting plate (2121), and a powder selecting assembly (214) is fixedly connected to an output shaft of the gear motor (213).
4. The device for preventing the excessive wear of the central cone of the powder concentrator of the vertical mill according to claim 1, wherein: the disassembling unit comprises a fixed bolt rod (221), and the outer surface of the lower end of the fixed bolt rod (221) penetrates through the outer edge frame line of the mounting top cylinder (211) and extends to the inner wall of a mounting hole (222) formed in the upper end of the vertical mill powder concentrator body (1) to be in threaded connection with the inner wall.
5. The device for preventing the excessive wear of the central cone of the powder concentrator of the vertical mill according to claim 1, wherein: the powder selecting unit comprises a static blade (311) and a powder sieving plate (312), wherein the static blade (311) is respectively arranged at the upper end of the powder sieving plate (312) and connected with the powder sieving plate.
6. The device for preventing the excessive wear of the central cone of the powder concentrator of the vertical mill according to claim 1, wherein: the welding unit comprises a central cone (321), and radial anti-abrasion ribs (322) are welded on the outer surface of the lower end of the cone of the central cone (321).
7. The device for preventing the central cone of the powder concentrator of the vertical mill from being worn too fast according to claim 6, wherein the device comprises the following components: and the anti-abrasion ribs (322) are cut into rectangular strips with the thickness of 10mm and the thickness of 65 multiplied by 800mm by adopting a 10mm abrasion-resistant composite steel plate, and are welded on the lower cone of the powder concentrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320460767.7U CN219923238U (en) | 2023-03-13 | 2023-03-13 | Device for preventing central cone of powder selecting machine of vertical mill from being worn out too fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320460767.7U CN219923238U (en) | 2023-03-13 | 2023-03-13 | Device for preventing central cone of powder selecting machine of vertical mill from being worn out too fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219923238U true CN219923238U (en) | 2023-10-31 |
Family
ID=88489478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320460767.7U Active CN219923238U (en) | 2023-03-13 | 2023-03-13 | Device for preventing central cone of powder selecting machine of vertical mill from being worn out too fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219923238U (en) |
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2023
- 2023-03-13 CN CN202320460767.7U patent/CN219923238U/en active Active
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| GR01 | Patent grant | ||
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