CN219796088U - Tower mill seal structure - Google Patents
Tower mill seal structure Download PDFInfo
- Publication number
- CN219796088U CN219796088U CN202321026850.XU CN202321026850U CN219796088U CN 219796088 U CN219796088 U CN 219796088U CN 202321026850 U CN202321026850 U CN 202321026850U CN 219796088 U CN219796088 U CN 219796088U
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- CN
- China
- Prior art keywords
- tower mill
- sealing strip
- rubber sealing
- flange
- pressing plate
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- 238000007789 sealing Methods 0.000 claims abstract description 61
- 238000003825 pressing Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model belongs to the technical field of tower mills, and particularly relates to a sealing structure of a tower mill. The method solves the problem of leaked ore and poor sealing of the tower mill, creates a clean environment for the concentrating mill, does not need to spend manpower and material resources to treat the leaked ore, and avoids the loss of the concentrating mill. The device comprises a rubber sealing strip arranged between a tower mill access door flange and a tower mill cylinder flange; the rubber sealing strip is a P-type rubber sealing strip with a P-type longitudinal section, and comprises a circular head and a vertical part, which are vulcanized into a whole; when in use, the annular head is placed downwards; a vertical pressing plate is arranged between the P-type rubber sealing strip and the cylinder flange; u-shaped openings corresponding to the flange positions of the access door of the tower mill are formed in the tops of the pressing plate and the vertical part; the tower mill access door flange, the P-type rubber sealing strip and the pressing plate are connected through countersunk screws, and after the connection, U-shaped openings of the three are aligned.
Description
Technical Field
The utility model belongs to the technical field of tower mills, and particularly relates to a sealing structure of a tower mill.
Background
At present, the tower mill is mainly applied to fine grinding operations in industries such as mines, cement, metallurgy and the like, and can replace a ball mill to be used as second-stage or third-stage ore grinding equipment. Compared with a ball mill, the tower mill has the characteristics of simple structure, small occupied area, high energy utilization rate, low medium ball consumption, uniform product distribution granularity and the like, has been widely accepted in the industry, and has wide market application prospect. The tower mill is used as wet fine grinding equipment, and the interior of the grinding cylinder is filled with ore pulp and medium balls, so that the sealing is particularly critical.
In the prior art, a common rubber plate is generally adhered to a flange surface by glue, and then is sealed in a bolt pressing mode. Because the sealing surface of the maintenance door of the tower mill is relatively large, errors exist in flange surface processing. The rubber plate is in surface-to-surface contact with the flange, the rubber plate and the flange cannot be completely matched, and partial poor contact is necessarily caused, so that the grinding cylinder of the tower mill has a plurality of leakage points on the sealing surface, the ore pulp is leaked, the ore leakage is time-consuming and labor-consuming in the treatment of an ore dressing plant, and the principle of creating a clean environment in the plant is violated, so that the popularization of the tower mill is not facilitated.
Disclosure of Invention
The utility model provides a tower mill sealing structure aiming at the defects existing in the prior art. The method solves the problem of leaked ore and poor sealing of the tower mill, creates a clean environment for the concentrating mill, does not need to spend manpower and material resources to treat the leaked ore, and avoids the loss of the concentrating mill.
In order to achieve the purpose, the utility model adopts the following technical scheme that the tower grinder comprises a rubber sealing strip arranged between a tower grinder access door flange and a tower grinder barrel flange.
The rubber sealing strip is a P-type rubber sealing strip with a P-type longitudinal section, and comprises a circular head and a vertical part, which are vulcanized into a whole; when in use, the annular head is placed downwards; and a vertical pressing plate is arranged between the P-type rubber sealing strip and the cylinder flange.
And U-shaped openings corresponding to the flange positions of the access door of the tower mill are formed in the tops of the pressing plate and the vertical part.
The tower mill access door flange, the P-type rubber sealing strip and the pressing plate are connected through countersunk screws, and after the connection, U-shaped openings of the three are aligned.
Further, the U-shaped opening of the access door flange of the tower mill, the U-shaped opening of the P-shaped rubber sealing strip and the U-shaped opening of the pressing plate have the same size and shape.
Further, countersunk screw holes are formed in the pressing plate and the P-type rubber sealing strip, and threaded holes are formed in the tower mill access door flange; the countersunk head screw passes through the countersunk head screw hole of the pressing plate and the countersunk head screw hole of the P-type rubber sealing strip and then is fastened on the screw hole of the tower mill access door flange.
Further, the width of the P-type rubber sealing strip is smaller than the width of the flange of the barrel body of the tower mill.
Compared with the prior art, the utility model has the beneficial effects.
According to the utility model, the P-type rubber sealing strip is in line-surface contact with the flange, so that the defect of error in flange surface processing can be avoided, and the situation that the contact between the common rubber plate and the flange is poor locally is avoided; the P-type rubber sealing strip adopts a mechanical screw fixing mode, is convenient to replace, adopts a glue bonding mode, is not easy to dismantle during each replacement, and is time-consuming and labor-consuming because the residual glue on the flange surface is cleaned independently. The utility model has simple and convenient installation and replacement, effectively solves the sealing problem of the tower mill, and is beneficial to popularization of the tower mill.
Drawings
The utility model is further described below with reference to the drawings and the detailed description. The scope of the present utility model is not limited to the following description.
FIG. 1 is a schematic diagram of the three-dimensional structure of the present utility model.
Fig. 2 is a sectional view of the installation of the present utility model.
Fig. 3 is a compressed cross-sectional view of the present utility model.
In the figure, 1 is a tower mill access door flange, 2 is a P-type rubber sealing strip, 3 is a pressing plate, 4 is a tower mill cylinder flange, 5 is a pressing bolt, 6 is a nut, 7 is a countersunk screw, and 8 is ore pulp.
Detailed Description
As shown in fig. 1-3, the tower mill sealing structure comprises a P-type rubber sealing strip 2, a pressing plate 3, countersunk screws 7, a pressing bolt 5 and nuts 6, wherein the P-type rubber sealing strip 2 is tightly attached to the back of an access door flange 1 of the tower mill and is aligned with the access door flange 1 up and down, left and right, a U-shaped notch is aligned, and a round head is downward.
The pressing plate 3 compacts the tail plane of the P-type rubber sealing strip 2, so that the pressing plate 3 is aligned with the countersunk head screw 7 mounting holes and U-type openings of the P-type rubber sealing strip 2 one by one, countersunk head screws 7 are sequentially mounted, respectively penetrate through countersunk head screw holes of the pressing plate 3 and the P-type rubber sealing strip 2, screw into the back threaded holes of the prefabricated tower mill access door flange 1, screw down countersunk head screws 7, and the heads of the countersunk head screws 7 are completely immersed into the pressing plate counter bores.
After the tower mill access door is completely closed, the compression bolt 5 is rotated to the central parts of the U-shaped openings of the tower mill barrel door flange 4, the pressing plate 3, the P-type rubber sealing strip 2 and the tower mill access door flange 1, the nut 6 is screwed down, at the moment, the head of the P-type rubber sealing strip is stressed to deform, the front surface of the tower mill barrel flange and the back of the access door flange are compacted, and the aim of sealing the tower mill barrel is fulfilled.
The sum of the thickness of the pressing plate 3 and the thickness of the tail of the P-type rubber sealing strip 2 must be smaller than the compacted thickness of the head (i.e. the round head) of the P-type rubber sealing strip.
The tower mill access door flanges 1, the P-type rubber sealing strips 2 and the press plate countersunk head screw holes are aligned one by one; the tower mill access door flange 1, the P-type rubber sealing strip 2, the pressing plate 3 and the U-shaped notch of the barrel flange 4 are aligned one by one.
The installation process comprises the following steps:
1. when in field installation, the round head of the P-type rubber sealing strip 2 is downwards and closely attached to the back of the tower mill access door flange 1, so that the P-type rubber sealing strip 2 is aligned with the tower mill access door flange 1 vertically and horizontally, countersunk screw holes and U-shaped openings are aligned one by one, a pressing plate 3 is installed, the tail plane of the P-type rubber sealing strip 2 is completely compacted, and the countersunk screw holes and the U-shaped openings are aligned one by one with the P-type rubber sealing strip 2; and installing countersunk head screws 7, respectively penetrating through countersunk head screw holes of the pressing plate 3 and the P-type rubber sealing strip 2, screwing into screw holes which are prefabricated in the back of the tower mill access door flange 1, and screwing down the countersunk head screws 7 to enable the heads of the countersunk head screws 7 to be completely sunk into counter bores of the pressing plate 3.
2. When the tower mill access door is completely closed, the compression bolt 5 is rotated to the central parts of the U-shaped openings of the tower mill barrel door flange 4, the pressing plate 3, the P-type rubber sealing strip 2 and the tower mill access door flange 1, the nut 6 is screwed down, at the moment, the head of the P-type rubber sealing strip 2 is deformed under force, the front surface of the tower mill barrel flange 4 and the back of the access door flange 1 are compacted, and the tower mill is completely sealed.
3. When the P-type sealing strip 2 needs to be replaced, all the countersunk head screws 7 are removed, and then the pressing plate 3 and the P-type sealing strip 2 can be removed, so that a new sealing strip can be replaced.
It should be understood that the foregoing detailed description of the present utility model is provided for illustration only and is not limited to the technical solutions described in the embodiments of the present utility model, and those skilled in the art should understand that the present utility model may be modified or substituted for the same technical effects; as long as the use requirement is met, the utility model is within the protection scope of the utility model.
Claims (4)
1. A tower mill sealing structure comprises a rubber sealing strip arranged between a tower mill access door flange and a tower mill barrel flange; the method is characterized in that: the rubber sealing strip is a P-type rubber sealing strip with a P-type longitudinal section, and comprises a circular head and a vertical part, which are vulcanized into a whole; when in use, the annular head is placed downwards; a vertical pressing plate is arranged between the P-type rubber sealing strip and the cylinder flange;
u-shaped openings corresponding to the flange positions of the access door of the tower mill are formed in the tops of the pressing plate and the vertical part;
the tower mill access door flange, the P-type rubber sealing strip and the pressing plate are connected through countersunk screws, and after the connection, U-shaped openings of the three are aligned.
2. A tower mill seal arrangement according to claim 1, wherein: the U-shaped opening of the tower mill access door flange, the U-shaped opening of the P-shaped rubber sealing strip and the U-shaped opening of the pressing plate have the same size and shape.
3. A tower mill sealing arrangement according to any one of claims 1-2, wherein: countersunk screw holes are formed in the pressing plate and the P-type rubber sealing strip, and threaded holes are formed in the tower mill access door flange; the countersunk head screw passes through the countersunk head screw hole of the pressing plate and the countersunk head screw hole of the P-type rubber sealing strip and then is fastened on the screw hole of the tower mill access door flange.
4. A tower mill sealing arrangement according to any one of claims 1-2, wherein: the width of the P-type rubber sealing strip is smaller than the width of the flange of the barrel body of the tower mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321026850.XU CN219796088U (en) | 2023-05-04 | 2023-05-04 | Tower mill seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321026850.XU CN219796088U (en) | 2023-05-04 | 2023-05-04 | Tower mill seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796088U true CN219796088U (en) | 2023-10-03 |
Family
ID=88157110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321026850.XU Active CN219796088U (en) | 2023-05-04 | 2023-05-04 | Tower mill seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796088U (en) |
-
2023
- 2023-05-04 CN CN202321026850.XU patent/CN219796088U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 110000 1402, 75-1 Jinfeng street, Shenfu New District, Shenyang City, Liaoning Province Patentee after: Shenyang Shengshi Wuhuan Mining and Metallurgical Engineering Technology Co.,Ltd. Country or region after: China Address before: 110000 1402, 75-1 Jinfeng street, Shenfu New District, Shenyang City, Liaoning Province Patentee before: Liaoning Wuhuan special materials and Intelligent Equipment Industry Technology Research Institute Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |