CN219984880U - Cement grinding head feeding dust sealing and collecting device - Google Patents
Cement grinding head feeding dust sealing and collecting device Download PDFInfo
- Publication number
- CN219984880U CN219984880U CN202321520896.7U CN202321520896U CN219984880U CN 219984880 U CN219984880 U CN 219984880U CN 202321520896 U CN202321520896 U CN 202321520896U CN 219984880 U CN219984880 U CN 219984880U
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- sealing
- pipe
- connecting pipe
- collecting
- sealed
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- 238000007789 sealing Methods 0.000 title claims abstract description 173
- 239000004568 cement Substances 0.000 title claims abstract description 42
- 239000000428 dust Substances 0.000 title claims abstract description 23
- 238000000227 grinding Methods 0.000 title claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000000843 powder Substances 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 229910052602 gypsum Inorganic materials 0.000 description 3
- 239000010440 gypsum Substances 0.000 description 3
- 238000000498 ball milling Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001238 wet grinding Methods 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
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- Crushing And Grinding (AREA)
Abstract
The utility model discloses a cement grinding head feeding dust sealing and collecting device, which is characterized in that a connecting pipe is arranged on one side of a ball mill body in actual use, a first sealing surface is arranged at one end of the connecting pipe, which is far away from the ball mill body, the sealing collecting pipe is connected with the connecting pipe, a second sealing surface which is abutted against the first sealing surface is arranged on the sealing collecting pipe, the other end of the sealing collecting pipe is connected with a feeding cylinder, a feeding hopper penetrates through the top of the feeding cylinder and is connected with a blanking pipe, a blanking pipe is arranged at the bottom of the sealing collecting pipe in a communicating manner, cement in the sealing collecting pipe can be discharged through the blanking pipe, and powder is prevented from scattering in a workshop to pollute the environment of the workshop. The first sealing surface and the second sealing surface are in sealing fit in the relative rotation process, so that the connecting pipe and the sealed collecting pipe are directly sealed through the first sealing surface and the second sealing surface, no gap exists between the first sealing surface and the second sealing surface, and cement powder is prevented from overflowing from the gap between the connecting pipe and the sealed collecting pipe, the sealing effect is improved, and environmental pollution is avoided.
Description
Technical Field
The utility model relates to the technical field of cement production, in particular to a sealing and collecting device for dust generated during feeding of a cement grinding head.
Background
Cement mills are key devices for crushing after the material has been crushed. The ball mill is widely applied to cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and nonferrous metal mineral processing, glass ceramics and other production industries, and carries out dry or wet grinding on various ores and other grindability materials, and when the cement mill is used for charging, a discharging pipeline is usually used for extending into the interior of a feeding pipe on the cement mill and then charging.
However, when the existing cement mill is operated, because the materials are thinned, a great amount of powder is generated, and the generated powder can leak from a feed inlet of the cement mill, so that dust in a workshop is caused.
Disclosure of Invention
The utility model aims to provide a sealing and collecting device for feeding and dust of a cement grinding head, which aims to solve the problem that dust in a workshop is caused by the fact that during running of a cement grinding head, materials are thinned, so that a lot of powder is generated and the generated powder leaks from a feed inlet of a ball mill.
In order to solve the technical problems, the utility model provides a cement grinding head feeding dust sealing and collecting device, which comprises a ball mill body, a sealing collecting pipe and a feeding hopper, wherein a connecting pipe is arranged on one side of the ball mill body, one end of the connecting pipe, which is far away from the ball mill body, is provided with a first sealing surface, the sealing collecting pipe is connected with the connecting pipe, the sealing collecting pipe is communicated with the connecting pipe, one end of the sealing collecting pipe extends into the connecting pipe, a second sealing surface which is abutted to the first sealing surface is arranged on the sealing collecting pipe, the first sealing surface is rotatable relative to the second sealing surface, a blanking pipe is arranged at the bottom of the sealing collecting pipe in a communicating manner, the other end of the sealing collecting pipe is connected with a feeding cylinder, the feeding hopper penetrates through the top of the feeding cylinder and is connected with a blanking pipe, the other end of the blanking pipe extends into the ball mill body, and a supporting frame is arranged at the bottom of the feeding cylinder.
In the scheme, the feeding barrel is far away from one end of the sealed collecting pipe, a sealing plate is arranged at one end of the feeding barrel, and an air inlet hole is formed in the sealing plate.
It is further worth to say that a fan is also arranged in the feeding barrel.
As a preferred embodiment, the device further comprises a first sealing ring, wherein the first sealing ring is arranged at the inlet end of the connecting pipe, the first sealing surface is positioned on the first sealing ring, and the first sealing ring is in sealing fit with the outer peripheral surface of the sealed collecting pipe.
Preferably, the outer wall of the connecting pipe is further provided with a fixing plate in a surrounding mode, the fixing plate is arranged on the outer wall of the connecting pipe in a surrounding mode, the first sealing ring is fixed on the fixing plate, and the first sealing surface is far away from the fixing plate.
Preferably, a second sealing ring is further sleeved on the peripheral wall of the sealed collecting pipe, the second sealing surface is located on the second sealing ring, and the second sealing ring is in sealing fit with the peripheral surface of the connecting pipe.
Preferably, one end of the blanking pipe is connected with a collecting bin in a sealing way.
The utility model provides a cement grinding head feeding dust sealing and collecting device, which comprises a ball mill body, a sealing collecting pipe and a feeding hopper, wherein a connecting pipe is arranged on one side of the ball mill body, the ball mill body rotates and drives the connecting pipe to rotate, a first sealing surface is arranged at one end of the connecting pipe, which is far away from the ball mill body, the sealing collecting pipe is connected with the connecting pipe, a feeding end of the connecting pipe is connected with a discharging end of the sealing collecting pipe, a second sealing surface which is abutted against the first sealing surface is arranged on the sealing collecting pipe, the first sealing surface is rotatable relative to the second sealing surface, namely, the first sealing surface is rotatable relative to the second sealing surface in the rotating process of the connecting pipe, the first sealing surface is in sealing fit with the second sealing surface, a blanking pipe is arranged at the bottom of the sealing collecting pipe in a communicating manner, cement in the sealing collecting pipe can be discharged through the blanking pipe, and powder is prevented from being scattered in a workshop, and pollution is caused to the environment of the workshop. The cement clinker, the gypsum and the mixed materials are added into the ball mill body through the feed hopper and the blanking pipe, when the ball mill body rotates, the generated powder enters the sealed collecting pipe and is discharged through the blanking pipe, and the inlet end of the connecting pipe is abutted with the sealed collecting pipe through the first sealing surface and the second sealing surface, so that the first sealing surface is rotatable relative to the second sealing surface in the rotating process of the connecting pipe, meanwhile, the first sealing surface and the second sealing surface are in sealing fit in the relative rotating process, the connecting pipe and the sealed collecting pipe are directly sealed through the first sealing surface and the second sealing surface, no gap exists between the connecting pipe and the sealed collecting pipe, the cement powder is prevented from overflowing from the gap between the connecting pipe and the sealed collecting pipe, the sealing effect is improved, and environmental pollution is avoided.
Drawings
For a clearer description of the technical solutions of the present utility model, the drawings that are required to be used in the embodiments will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without making any effort.
FIG. 1 is a schematic structural view of a sealed collection device for dust generated during feeding of a cement grinding head;
FIG. 2 is a schematic diagram illustrating an assembly of a first seal ring and a second seal ring according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the feed cylinder provided by the utility model;
in the figure: 1. a ball mill body; 2. a connecting pipe; 21. a first seal ring; 22. a first sealing surface; 3. a fixing plate; 4. sealing the collection tube; 41. a second seal ring; 42. a second sealing surface; 5. discharging pipes; 6. a collecting bin; 7. a feed hopper; 8. a blanking pipe; 9. a feed cylinder; 10. a sealing plate; 11. a fan; 12. and (5) supporting frames.
Detailed Description
In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the following description will make clear and complete descriptions of the technical solutions of the embodiments of the present utility model with reference to the accompanying drawings.
The utility model aims to provide a sealing and collecting device for feeding and dust of a cement grinding head, which solves the problem that dust in a workshop is caused by the fact that during running of a cement grinding head, as materials are thinned, a lot of powder is generated and the generated powder leaks from a feed inlet of a ball mill.
Fig. 1 is a schematic structural view of a sealing and collecting device for dust generated during feeding of a cement grinding head, fig. 2 is a schematic assembly view of a first sealing ring and a second sealing ring, fig. 3 is a schematic structural view of an inner part of a feeding barrel, and the schematic structural view is shown in fig. 1 to 3.
The utility model provides a sealed collection device of cement bistrique pan feeding raise dust, including ball mill body 1, sealed collecting pipe 4 and feeder hopper 7, ball mill body 1's structure and theory of operation all can see prior art, connecting pipe 2 is installed to one side of ball mill body 1, ball mill body 1 can drive connecting pipe 2 and rotate, the exit end of connecting pipe 2 and the inside intercommunication of ball mill body 1, the one end that ball mill body 1 was kept away from to connecting pipe 2 is provided with first sealed face 22, first sealed face 22 is fixed to be set up on connecting pipe 2, sealed collecting pipe 4 is connected with connecting pipe 2, and sealed collecting pipe 4 and connecting pipe 2 intercommunication and one end stretch into in connecting pipe 2, be provided with the second sealed face 42 with first sealed face 22 looks butt on the sealed collecting pipe 4, during the in-service use, the bottom intercommunication of sealed collecting pipe 4 is provided with unloading pipe 5, the powder that produces during ball mill body 1 operation can be collected in sealed collecting pipe 4, and then discharge through unloading pipe 5, prevent that the powder from scattering in the workshop. The other end of sealed collecting pipe 4 is connected with feed cylinder 9, and feeder hopper 7 runs through the top of feed cylinder 9 and is connected with blanking pipe 8, and the other end of blanking pipe 8 extends to in ball mill body 1, and the bottom of feed cylinder 9 is provided with support frame 12. The support frame 12 is used for supporting the feeding barrel 9, the blanking pipe 8 is obliquely arranged in the feeding barrel 9 and the sealed collecting pipe 4, cement clinker, gypsum and the like which need to be crushed enter the ball mill body 1 through the feeding hopper 7 and the blanking pipe 8, and specifically, the structure of the blanking pipe 8 can be seen in the prior art. When the ball mill body 1 rotates, produced powder enters the sealed collecting pipe 4 and is discharged through the blanking pipe, and the inlet end of the connecting pipe 2 is abutted against the sealed collecting pipe 4 through the first sealing surface 22 and the second sealing surface 42, so that the first sealing surface 22 is rotatable relative to the second sealing surface 42 in the rotating process of the connecting pipe 2, meanwhile, the first sealing surface 22 and the second sealing surface 42 are in sealing fit in the relative rotating process, the connecting pipe 2 and the sealed collecting pipe 4 are directly sealed through the first sealing surface 22 and the second sealing surface 42, no gap exists between the first sealing surface 22 and the second sealing surface 42, and the cement powder is prevented from overflowing from a gap between the connecting pipe 2 and the sealed collecting pipe 4, so that the sealing effect is improved, and environmental pollution is avoided.
Preferably, a sealing plate 10 is arranged at one end of the feeding barrel 9 far away from the sealed collecting pipe 4, an air inlet hole is formed in the sealing plate 10, heat can be dissipated through the air inlet hole, and the size of the air inlet hole is determined according to actual requirements.
Preferably, a fan 11 is also provided in the feed cylinder 9. Through installing fan 11 in fresh air inlet one side, carry wind and get into ball mill body 1 in, get cement cooling to inside through the wind that gets into in the ball mill body 1, and can also drain the dust that produces in the ball-milling process.
In this embodiment, it is preferable that the seal pipe further includes a first seal ring 21, the first seal ring 21 is provided at the inlet end of the connection pipe 2, the first seal surface 22 is provided on the first seal ring 21, and the first seal ring 21 is in sealing engagement with the outer peripheral surface of the seal collection pipe 4. By providing the first sealing ring 21, a complete sealing of the feed position is achieved, and powder is effectively avoided from spilling out of the gap between the connecting tube 2 and the sealed collecting tube 4.
Preferably, the outer wall of the connecting tube 2 is further provided with a fixing plate 3 in a surrounding manner, the fixing plate 3 is arranged on the outer wall of the connecting tube 2 in a surrounding manner, the first sealing ring 21 is fixed on the fixing plate 3, and the first sealing surface 22 is arranged away from the fixing plate 3. One side of the first sealing ring 21 is arranged on the fixed plate 3 in a sealing way and is fixedly connected with the fixed plate 3 through a screw, one side of the first sealing ring 21 away from the fixed plate 3 is a first sealing surface 22, and the first sealing ring 21 can be fixedly connected on the fixed plate 3 through the screw by arranging the fixed plate 3, so that the reliability of the first sealing ring 21 is improved. In actual use, the first sealing ring can be made of industrial felt, and the industrial felt with good wear resistance is used, so that the service life of the sealing structure is prolonged.
In order to further avoid dust emission at the feeding end during use of the ball mill body 1, preferably, the outer peripheral wall of the seal collecting pipe 4 is further sleeved with a second sealing ring 41, the second sealing surface 42 is positioned on the second sealing ring 41, and the second sealing ring 41 is in sealing fit with the outer peripheral surface of the seal collecting pipe 4. By arranging the second sealing ring 41, the first sealing ring 21 and the second sealing ring 41 are matched and sealed, so that the problem that cement powder overflows from a gap between the connecting pipe 2 and the sealed collecting pipe 4 and pollutes the environment is effectively avoided.
For more convenient and efficient collection of the powder, it is preferable that one end of the discharging tube 5 is hermetically connected with a collection bin 6. The cement powder in the sealed collecting pipe 4 enters the collecting bin through the discharging pipe 5 to be collected, so that powder generated during the running of the ball mill body 1 is prevented from being scattered in a workshop.
According to the cement grinding head feeding and dust-raising sealing collecting device provided by the utility model, in actual use, one side of the ball mill body 1 is provided with the connecting pipe 2, the ball mill body 1 rotates and drives the connecting pipe 2 to rotate, one end of the connecting pipe 2 far away from the ball mill body 1 is provided with the first sealing surface 22, the feeding end of the connecting pipe 2 is connected with the discharging end of the sealing collecting pipe 4, the sealing collecting pipe 4 is provided with the second sealing surface 42 which is abutted against the first sealing surface 22, the first sealing surface 22 can rotate relative to the second sealing surface 42, namely, the first sealing surface 22 can rotate relative to the second sealing surface 42 in the rotating process of the connecting pipe 2, the first sealing surface 22 is in sealing fit with the second sealing surface 42 in the rotating process, the bottom of the sealing collecting pipe is communicated with the blanking pipe 5, cement in the sealing collecting pipe 4 can be discharged through the blanking pipe 5, cement clinker, gypsum and mixed materials are added into the ball mill body 1 through the feeding hopper 7 and the blanking pipe 8, and when the ball mill body 1 rotates, generated powder enters the sealing collecting pipe 4 to be discharged through the blanking pipe 5, and the collecting bin 6 at the other end of the blanking pipe 5 is used for collecting, and pollution to an environment workshop is prevented. Simultaneously start fan 11, carry the wind into ball mill body 1 in through fan 11, get cement cooling to inside through the wind that gets into in the ball mill body 1, and can also drain the dust that produces in the ball-milling process. And the inlet end of the connecting pipe 2 is abutted with the sealing collecting pipe 4 through the first sealing surface 22 and the second sealing surface 42, so that the first sealing surface 22 can rotate relative to the second sealing surface 42 in the rotation process of the connecting pipe 2, meanwhile, the first sealing surface 22 is in sealing fit with the second sealing surface 42 in the relative rotation process, the connecting pipe 2 and the sealing collecting pipe 4 are directly sealed through the first sealing surface 22 and the second sealing surface 42 without gaps, and cement powder is prevented from overflowing from the gaps between the connecting pipe 2 and the sealing collecting pipe 4, so that the sealing effect is improved, and environmental pollution is avoided.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the utility model being indicated by the following claims.
It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The embodiments of the present utility model described above do not limit the scope of the present utility model.
Claims (7)
1. Cement bistrique pan feeding raise dust seals collection device, its characterized in that includes:
ball mill body (1), sealed collecting pipe (4) and feeder hopper (7), connecting pipe (2) are installed to one side of ball mill body (1), connecting pipe (2) are kept away from the one end of ball mill body (1) is provided with first sealed face (22), sealed collecting pipe (4) with connecting pipe (2) are connected, sealed collecting pipe (4) with connecting pipe (2) intercommunication and one end stretch into in connecting pipe (2), be provided with on sealed collecting pipe (4) with second sealed face (42) of first sealed face (22) looks butt, first sealed face (22) are relative second sealed face (42) rotatable, the bottom intercommunication of sealed collecting pipe (4) is provided with unloading pipe (5), the other end of sealed collecting pipe (4) is connected with feed cylinder (9), feeder hopper (7) run through the top of feed cylinder (9) and be connected with down pipe (8), the other end of feed cylinder (8) extend to in ball mill body (1), the bottom of feed cylinder (9) is provided with support frame (12).
2. The sealing and collecting device for the feeding and dust raising of the cement grinding head according to claim 1, wherein a sealing plate (10) is arranged at one end of the feeding cylinder (9) far away from the sealing and collecting pipe (4), and an air inlet hole is formed in the sealing plate (10).
3. A cement grinding head feeding and dust collecting device in a sealing manner according to claim 2, wherein a fan (11) is further arranged in the feeding barrel (9).
4. The cement grinding head feeding and dust sealing and collecting device according to claim 1, further comprising a first sealing ring (21), wherein the first sealing ring (21) is arranged at the inlet end of the connecting pipe (2), the first sealing surface (22) is positioned on the first sealing ring (21), and the first sealing ring (21) is in sealing fit with the outer peripheral surface of the sealing and collecting pipe (4).
5. The cement grinding head feeding and dust-raising sealing and collecting device according to claim 4, wherein a fixing plate (3) is further arranged on the outer wall of the connecting pipe (2) in a surrounding mode, the fixing plate (3) is arranged on the outer wall of the connecting pipe (2) in a surrounding mode, the first sealing ring (21) is fixed on the fixing plate (3), and the first sealing surface (22) is arranged far away from the fixing plate (3).
6. The cement grinding head feeding and dust collecting device according to claim 1, wherein a second sealing ring (41) is further sleeved on the peripheral wall of the sealing collecting pipe (4), the second sealing surface (42) is located on the second sealing ring (41), and the second sealing ring (41) is in sealing fit with the peripheral surface of the connecting pipe (2).
7. A cement grinding head feeding dust sealing and collecting device according to any one of claims 1 to 6, wherein one end of the blanking pipe (5) is connected with a collecting bin (6) in a sealing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321520896.7U CN219984880U (en) | 2023-06-14 | 2023-06-14 | Cement grinding head feeding dust sealing and collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321520896.7U CN219984880U (en) | 2023-06-14 | 2023-06-14 | Cement grinding head feeding dust sealing and collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219984880U true CN219984880U (en) | 2023-11-10 |
Family
ID=88615128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321520896.7U Active CN219984880U (en) | 2023-06-14 | 2023-06-14 | Cement grinding head feeding dust sealing and collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219984880U (en) |
-
2023
- 2023-06-14 CN CN202321520896.7U patent/CN219984880U/en active Active
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