CN219848706U - Main exhaust fan structure of cement mill - Google Patents
Main exhaust fan structure of cement mill Download PDFInfo
- Publication number
- CN219848706U CN219848706U CN202320374475.1U CN202320374475U CN219848706U CN 219848706 U CN219848706 U CN 219848706U CN 202320374475 U CN202320374475 U CN 202320374475U CN 219848706 U CN219848706 U CN 219848706U
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- CN
- China
- Prior art keywords
- exhaust fan
- casing
- dust remover
- rose box
- fan structure
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- 239000004568 cement Substances 0.000 title claims abstract description 31
- 239000000428 dust Substances 0.000 claims abstract description 29
- 241000220317 Rosa Species 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 2
- 238000000227 grinding Methods 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 238000000746 purification Methods 0.000 description 3
- 235000004237 Crocus Nutrition 0.000 description 2
- 241000596148 Crocus Species 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007659 motor function Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of cement grinding processing, in particular to a main exhaust fan structure of a cement grinding mill. Its technical scheme includes casing, rose box, dust remover, stroke board, motor, installing frame and hydraulic stem, dust remover upper end one side is provided with the outlet duct, the dust remover top is provided with the casing, casing one side is provided with the motor, motor one end is provided with the pivot, the pivot outer wall is provided with the rotor, casing one end is provided with the conveyer pipe, the conveyer pipe lower extreme is provided with the rose box, the rose box below is provided with the stroke board, the inside clamping ring that is provided with in rose box upper end, the clamping ring lower extreme is provided with the installing frame, the standing groove has been seted up to the inside of installing frame upper end, the inside filter screen that is provided with of standing groove, the rose box both ends are provided with the hydraulic stem. According to the utility model, the secondary filter element is arranged at the air inlet end of the main exhaust fan, so that the amount of tiny particles in air is reduced, and the abrasion of the rotor on the inner wall of the fan is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of cement grinding processing, in particular to a main exhaust fan structure of a cement grinding mill.
Background
The cement grinding mill is an important outflow of cement processing, the cement grinding mill is a key device for crushing materials after the materials are crushed, the cement grinding process needs to use a conveying mechanism, a powder selecting mechanism and a dust removing mechanism, the ball mill occupies a very important position in cement production, the cement grinding is a key ring for controlling the quality of cement and finally being the most important, and the grinding quality can make up for the defect of clinker quality to a certain extent and ensure the qualification rate of factory cement.
The cement mill gets into the selection powder machine through the lifting machine after the milling, can disperse a large amount of dust that carry gas when the selection powder machine uses, need use the sack cleaner to purify it outside with its exhaust through main exhaust fan, the sack cleaner is to gas purification through inside filtration sack to the inside dust interception of gas, but be less than the gas of filtration sack can pass through the sack, though this kind of tiny can reach national emission requirement, but can adhere on fan rotor, rotor rotates the time with fan inner wall rotation friction, use for a long time and lead to the wearing and tearing of fan inner shell, for this reason we propose a cement mill main exhaust fan structure to solve current problem.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a main exhaust fan structure of a cement mill.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cement mill owner exhaust fan structure, includes casing, rose box, dust remover, stroke board, motor, installing frame and hydraulic stem, dust remover upper end one side is provided with the outlet duct, the dust remover top is provided with the casing, casing one side is provided with the motor, motor one end is provided with the pivot, the pivot outer wall is provided with the rotor that the equidistance distributes, casing one end is provided with the conveyer pipe, the conveyer pipe lower extreme is provided with the rose box, the rose box below is provided with the stroke board, the inside clamping ring that is provided with of rose box upper end, the clamping ring lower extreme is provided with the installing frame, the standing groove has been seted up to the inside of installing frame upper end, the inside filter screen that is provided with of standing groove, both ends all are provided with the hydraulic stem around the rose box.
When using a cement mill owner exhaust fan structure in this scheme, in the filter screen standing groove, hydraulic stem function drives stroke board lifting, laminate with the rose box lower extreme, the clamping ring is to the filter screen compaction, the ball mill passes through the lifting machine after smashing cement and gets into the selection powder machine, the dust remover purifies the dust gas that the selection powder machine screening crocus cement produced, purifying gas carries inside the rose box through the conveyer pipe, the gas after the filtration carries out secondary filtration through the filter screen that inside space is less, the motor function drives the rotor and rotates, to the inside gas extraction of conveyer pipe, gas is outside through the exhaust port exhaust, the inside tiny air content of air is little when the rotor rotates, the wearing and tearing of rotor and casing inside have been reduced, hydraulic stem function drives the stroke board and descends, the filter screen is ended to hold by pressure, staff is to the dust of being intercepted by the filter screen simultaneously.
Preferably, a sealing sleeve is arranged in the shell, and the rotor is rotatably arranged in the sealing sleeve. The rotor generates negative pressure when rotating in the sealing sleeve, the conveying pipe is extracted, gas in the conveying pipe is extracted, and secondary purified gas is conveyed in a boosting way.
Preferably, an exhaust port is arranged at one end of the casing. The exhaust port delivers the secondarily purified gas to the outside.
Preferably, the lower end of the shell is provided with a mounting seat, and the lower end of the mounting seat is connected with the dust remover. The installation mouth is fixed the casing, and the casing is firm in the dust remover upper end.
Preferably, a sealing gasket is arranged at the upper end of the travel plate. When the travel plate and the filter box are closed, the sealing gasket improves the sealing effect of the travel plate and the filter box.
Preferably, the lower end of the mounting frame is provided with symmetrically distributed supporting bars, and the lower end of each supporting bar is connected with the corresponding travel plate. The support bar connects the travel plate with the mounting frame, and the mounting frame moves synchronously along with the travel plate.
Preferably, the lower end of the hydraulic rod is connected with the travel plate, the outer wall of the pressing ring is connected with the inner wall of the filter box, and one end of the air outlet pipe penetrates through the filter box. The hydraulic rod drives the travel plate to descend during operation, and after the installation frame is lifted, the clamping ring presses the side of the filter screen, so that the tightness of the side of the filter screen is guaranteed.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the secondary purification device is additionally arranged on the air outlet pipe section, and the filter screen for intercepting fine particles is used for secondary purification, so that the gas is purified once, the content of fine particles in the secondary purified gas is low, the gas is effectively purified, the gas conveying flow is ensured, the dust content in the re-purified gas is reduced again, and the abrasion of the fan rotor and the inner wall of the shell during rotation is reduced;
2. the hydraulic rod operates to drive the travel plate to descend, so that tiny particles in the purifying box, which are secondarily purified, are cleaned, and meanwhile, the filter screen is effectively replaced, so that the filter screen is guaranteed to be used for purifying gas.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic diagram of the main sectional structure of the purifying box of the present utility model;
fig. 4 is a schematic top view of the purifying box of the present utility model.
Reference numerals: 1. a housing; 2. a rotor; 3. a rotating shaft; 4. a delivery tube; 5. a filter box; 6. an air outlet pipe; 7. a dust remover; 8. a travel plate; 9. a mounting base; 10. an exhaust port; 11. a motor; 12. a compression ring; 13. a mounting frame; 14. a filter screen; 15. a support bar; 16. a placement groove; 17. and a hydraulic rod.
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.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1-4, the main exhaust fan structure of the cement mill provided by the utility model comprises a machine shell 1, a filter box 5, a dust remover 7, a travel plate 8, a motor 11, a mounting frame 13 and a hydraulic rod 17, wherein one side of the upper end of the dust remover 7 is provided with an air outlet pipe 6, the upper part of the dust remover 7 is provided with the machine shell 1, one side of the machine shell 1 is provided with the motor 11, one end of the motor 11 is provided with a rotating shaft 3, the outer wall of the rotating shaft 3 is provided with a rotor 2 which is equidistantly distributed, a sealing sleeve is arranged in the machine shell 1, the rotor 2 is rotatably mounted in the sealing sleeve, one end of the machine shell 1 is provided with a conveying pipe 4, one end of the machine shell 1 is provided with an exhaust port 10, the lower end of the machine shell 1 is provided with a mounting seat 9, the lower end of the mounting seat 9 is connected with the dust remover 7, the lower end of the conveying pipe 4 is provided with the filter box 5, the lower end of the travel plate 8 is provided with a sealing gasket, the upper end of the travel plate 8 is internally provided with a compression ring 12, the lower end of the filter box 5 is provided with a mounting frame 13, the upper end of the mounting frame 13 is internally provided with a placing groove 16, the filter screen 14 is internally arranged in the upper end of the mounting frame 16, the filter screen 15 is symmetrically distributed.
The working principle based on embodiment 1 is: dust remover 7 purifies the dust gas that the selection powder machine screening crocus cement produced, and inside purge gas carried rose box 5 through conveyer pipe 4, the gas after the filtration carried out secondary filtration through the less filter screen 14 in inside space, and motor 11 operation drives rotor 2 and rotates, and the rotor 2 is rotated the inside gas extraction of conveyer pipe 4, and the gas is discharged outside through gas vent 10, and the inside tiny air content of air is little when rotor 2 rotates, has reduced the inside wearing and tearing of rotor 2 and casing 1.
Example two
As shown in fig. 1-4, the main exhaust fan structure of a cement grinding mill according to the present utility model further includes: the lower extreme of support bar 15 is connected with travel plate 8, and both ends all are provided with hydraulic rod 17 around the rose box 5, and hydraulic rod 17 lower extreme is connected with travel plate 8, and clamping ring 12 outer wall is connected with rose box 5 inner wall, and outlet duct 6 one end runs through inside the rose box 5.
In this embodiment, the hydraulic rod 17 operates to drive the travel plate 8 to descend, the filter screen 14 ends to hold, and meanwhile, the worker cleans the filter screen 14 to ensure the effective use of the filter screen 14 for dust intercepted by the filter screen 14.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a cement mill owner exhaust fan structure, includes casing (1), rose box (5), dust remover (7), stroke board (8), motor (11), installing frame (13) and hydraulic stem (17), its characterized in that: the utility model discloses a dust remover, including dust remover (7), casing (1), mounting frame (13) are provided with standing groove (16), standing groove (16) inside filter screen (14) that is provided with, both ends all are provided with hydraulic stem (17) around filter tank (5), conveyer pipe (4) are provided with outlet duct (6) on dust remover (7) upper end one side, dust remover (7) top is provided with casing (1), casing (1) one side is provided with motor (11), motor (11) one end is provided with pivot (3), pivot (3) outer wall is provided with equidistant rotor (2) that distributes, casing (1) one end is provided with conveyer pipe (4), conveyer pipe (4) lower extreme is provided with rose box (5), rose box (5) below is provided with stroke board (8), inside clamping ring (12) that is provided with in rose box (5) upper end, clamping ring (12) lower extreme is provided with mounting frame (13), standing groove (16) are seted up to inside in mounting frame (13) upper end.
2. The main exhaust fan structure of a cement mill according to claim 1, wherein: the rotor is characterized in that a sealing sleeve is arranged in the casing (1), and the rotor (2) is rotatably arranged in the sealing sleeve.
3. The main exhaust fan structure of a cement mill according to claim 1, wherein: one end of the shell (1) is provided with an exhaust port (10).
4. The main exhaust fan structure of a cement mill according to claim 1, wherein: the lower end of the shell (1) is provided with a mounting seat (9), and the lower end of the mounting seat (9) is connected with the dust remover (7).
5. The main exhaust fan structure of a cement mill according to claim 1, wherein: the upper end of the travel plate (8) is provided with a sealing gasket.
6. The main exhaust fan structure of a cement mill according to claim 1, wherein: the lower end of the mounting frame (13) is provided with symmetrically distributed supporting bars (15), and the lower end of the supporting bars (15) is connected with the travel plate (8).
7. The main exhaust fan structure of a cement mill according to claim 1, wherein: the lower end of the hydraulic rod (17) is connected with the travel plate (8), the outer wall of the pressing ring (12) is connected with the inner wall of the filter box (5), and one end of the air outlet pipe (6) penetrates through the filter box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374475.1U CN219848706U (en) | 2023-03-03 | 2023-03-03 | Main exhaust fan structure of cement mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374475.1U CN219848706U (en) | 2023-03-03 | 2023-03-03 | Main exhaust fan structure of cement mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219848706U true CN219848706U (en) | 2023-10-20 |
Family
ID=88332333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320374475.1U Active CN219848706U (en) | 2023-03-03 | 2023-03-03 | Main exhaust fan structure of cement mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219848706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117380395A (en) * | 2023-11-24 | 2024-01-12 | 唐山兴唐建材有限公司 | Electrostatic dust collection equipment based on cement grinding process |
-
2023
- 2023-03-03 CN CN202320374475.1U patent/CN219848706U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117380395A (en) * | 2023-11-24 | 2024-01-12 | 唐山兴唐建材有限公司 | Electrostatic dust collection equipment based on cement grinding process |
| CN117380395B (en) * | 2023-11-24 | 2024-03-19 | 唐山兴唐建材有限公司 | Electrostatic dust collection equipment based on cement grinding process |
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