CN220927335U - Vacuum roller for wet part of paper machine - Google Patents
Vacuum roller for wet part of paper machine Download PDFInfo
- Publication number
- CN220927335U CN220927335U CN202322914736.7U CN202322914736U CN220927335U CN 220927335 U CN220927335 U CN 220927335U CN 202322914736 U CN202322914736 U CN 202322914736U CN 220927335 U CN220927335 U CN 220927335U
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- Prior art keywords
- outdoor
- vacuum chamber
- indoor
- cleaning
- vacuum
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- 238000004140 cleaning Methods 0.000 claims abstract description 63
- 238000011010 flushing procedure Methods 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 12
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Paper (AREA)
Abstract
The utility model discloses a vacuum roll for a wet part of a paper machine, which belongs to the technical field of paper machine accessories and comprises a roll shell, wherein a vacuum chamber is arranged in the roll shell, an outdoor cleaning structure is arranged on the outer wall of the vacuum chamber, and an indoor cleaning structure is arranged in the vacuum chamber; the outdoor cleaning structure comprises a plurality of outdoor cleaning pipes, a plurality of outdoor flushing nozzles are uniformly arranged on the outdoor cleaning pipes, the spraying directions of adjacent outdoor flushing nozzles are different, and the adjacent outdoor flushing nozzles are arranged at intervals towards the inner wall of the roller shell and the direction of the vacuum chamber; the indoor cleaning structure comprises a plurality of indoor cleaning pipes, and a plurality of indoor flushing spray heads are uniformly arranged on the indoor cleaning pipes. The vacuum roller for the wet part of the paper machine provided by the utility model can realize high-efficiency flushing of the inside of the roller shell and the outside of the vacuum chamber without unloading, shortens the downtime and reduces the adverse effect on the production efficiency caused by cleaning.
Description
Technical Field
The utility model relates to a vacuum roller for a wet end of a paper machine, and belongs to the technical field of paper machine accessories.
Background
The main functions of the wet end of the paper machine include: the paper sheet is formed, the two sides of the paper sheet are improved, and the drying energy consumption is reduced as much as possible, wherein the vacuum roller is an important device widely applied to the wet end of the paper machine, has the functions of dewatering, rolling and transferring the paper sheet, and the use of the vacuum roller improves the efficiency of papermaking production to a great extent and reduces the production cost.
The vacuum roller is mainly characterized in that a plurality of through holes with smaller diameters are formed in a roller shell, and a vacuum chamber of the roller shell maintains vacuum during operation. When the wet paper passes through the vacuum area of the vacuum roller, water enters the through holes under the action of vacuum suction force and is discharged after being gathered into the vacuum chamber.
In the running process of the vacuum roller, partial moisture is inevitably remained in the through holes, and the partial moisture can enter between the roller shell and the vacuum chamber or is thrown out of the roller body due to the rotation of the roller body. The water entering the roll body through the through holes often contains partial fibers, and may further contain additives such as pigments, which exist in the roll body for a long time in the running process of the paper machine, and can affect the normal use of the vacuum roll. The vacuum roll need take off the machine and wash when using a period, need take apart one end roller end cover when wasing, take out the vacuum box, use the high-pressure water to wash the vacuum box inside and outside, carry out the manual inspection again after the roller shell uses the high-pressure water to wash, and iron wire, electric drill clearance are used to the dead through-hole of blocking up, and the dismouting cleaning process of vacuum roll is loaded down with trivial details, and is long in time consuming, can influence production efficiency.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of utility model
Aiming at the defects in the background technology, the utility model provides the vacuum roller for the wet end of the paper machine, which can realize high-efficiency flushing of the inside and the outside of the roller shell without taking off the machine, shortens the downtime and reduces the adverse effect on the production efficiency caused by cleaning.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The vacuum roller for the wet part of the paper machine comprises a roller shell, wherein a vacuum chamber is arranged in the roller shell, an outdoor cleaning structure is arranged on the outer wall of the vacuum chamber, and an indoor cleaning structure is arranged in the vacuum chamber; the outdoor cleaning structure comprises a plurality of outdoor cleaning pipes, a plurality of outdoor flushing nozzles are uniformly arranged on the outdoor cleaning pipes, the spraying directions of adjacent outdoor flushing nozzles are different, and the adjacent outdoor flushing nozzles are arranged at intervals towards the inner wall of the roller shell and the direction of the vacuum chamber; the indoor cleaning structure comprises a plurality of indoor cleaning pipes, and a plurality of indoor flushing spray heads are uniformly arranged on the indoor cleaning pipes.
Further, the outdoor cleaning pipe is disposed along the axial direction of the roll housing.
Further, the adjacent outdoor flushing nozzles are arranged at intervals of 100-200 mm.
Further, there is the sealing strip of axial setting between roller shell inner wall and the vacuum chamber, sealing strip and roller shell inner wall sliding connection, and wherein there are two outdoor cleaning tube to be close to the sealing strip setting.
Further, the chamber cleaning tube is disposed along the axial direction of the vacuum chamber.
Further, the adjacent indoor flushing spray heads are arranged at intervals of 100-200mm, and the spraying surfaces of the indoor flushing spray heads fully cover the inner wall of the vacuum chamber.
Further, the outdoor flushing nozzle and the indoor flushing nozzle are fan-shaped nozzles.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
According to the utility model, the outdoor cleaning structure is arranged on the outer wall of the vacuum chamber, so that the inside of the roller shell and the outside of the vacuum chamber are effectively flushed, and the indoor cleaning structure is arranged in the vacuum chamber, so that the inside of the vacuum chamber is effectively flushed. The utility model reduces the work of changing the roller and disassembling the pipeline, shortens the downtime and realizes the efficient cleaning of the vacuum roller.
The utility model will now be described in detail with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlargement at M in FIG. 1;
Fig. 3 is a state of use diagram of the present utility model.
In the figure, 1-outdoor cleaning structure, 11-outdoor cleaning pipe and 12-outdoor flushing nozzle; 2-indoor cleaning structure, 21-indoor cleaning pipe, 22-indoor flushing nozzle; 3-a vacuum chamber; 4-roll shells; 5-sealing strips.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
As shown in fig. 1-3 together, the utility model provides a vacuum roll for a wet end of a paper machine, which comprises a roll shell 4, wherein a vacuum chamber 3 is arranged in the roll shell 4, and a vacuum pipe orifice is arranged on the side wall of the vacuum chamber 3 and is used for vacuumizing a space between the roll shell 4 and the vacuum chamber 3.
An outdoor cleaning structure 1 is arranged on the outer wall of the vacuum chamber 3, and the outdoor cleaning structure 1 is used for flushing the inner wall of the roller shell 4 and the outer wall of the vacuum chamber 3.
The interior of the vacuum chamber 3 is provided with an indoor cleaning structure 2, and the indoor cleaning structure 2 is used for flushing the inner wall of the vacuum chamber 3.
The outdoor cleaning structure 1 comprises a plurality of outdoor cleaning pipes 11, the outdoor cleaning pipes 11 are axially arranged along the roller shell 4, and a plurality of outdoor flushing nozzles 12 are uniformly arranged on the outdoor cleaning pipes 11.
The adjacent outdoor flushing spray heads 12 are arranged at intervals of 100-200mm, the spraying directions of the adjacent outdoor flushing spray heads 12 are different, the adjacent outdoor flushing spray heads 12 are arranged at intervals towards the inner wall of the roller shell 4 and the direction of the vacuum chamber 3, and the spraying surfaces are ensured to cover the inner wall of the roller shell 4 and the outer wall of the vacuum chamber 3.
There is the sealing strip 5 of axial setting between roller shell 4 inner wall and the vacuum chamber 3, sealing strip 5 and roller shell 4 inner wall sliding connection, and wherein there are two outdoor cleaning tube 11 to be close to sealing strip 5 setting, and outdoor shower nozzle 12 spun water on the outdoor cleaning tube 11 can realize the lubrication to sealing strip 5.
The indoor cleaning structure 2 comprises a plurality of indoor cleaning pipes 21, the indoor cleaning pipes 21 are axially arranged along the vacuum chamber 3, and a plurality of indoor flushing nozzles 22 are uniformly arranged on the indoor cleaning pipes 21.
The adjacent indoor flushing spray heads 22 are arranged at intervals of 100-200mm, and the spraying surface of the indoor flushing spray heads 22 can fully cover the inner wall of the vacuum chamber 3.
The outdoor rinse head 12 and the indoor rinse head 22 are fan-shaped heads.
The specific working principle of the utility model is as follows:
The roller shell and the vacuum chamber are cleaned simultaneously, a cleaning water valve is opened, the vacuum roller starts to rotate at a low speed, vacuum is started, sewage for cleaning the roller shell flows out through the roller shell through hole due to gravity, cleaning sewage in the vacuum chamber is discharged through the vacuum pipeline, the cleaning water valve is closed after 15-20 minutes of operation, vacuum is stopped, and cleaning is completed.
The utility model realizes the effective flushing of the inside of the roller shell 4 and the outside of the vacuum chamber 3 by installing the outdoor cleaning structure 1 on the outer wall of the vacuum chamber 3, and realizes the effective flushing of the inside of the vacuum chamber 3 by installing the indoor cleaning structure 2 in the vacuum chamber 3. The utility model reduces the work of changing the roller and disassembling the pipeline, shortens the downtime and realizes the efficient cleaning of the vacuum roller.
The foregoing is illustrative of the best mode of carrying out the utility model, and is not presented in any detail as is known to those of ordinary skill in the art. The protection scope of the utility model is defined by the claims, and any equivalent transformation based on the technical teaching of the utility model is also within the protection scope of the utility model.
Claims (7)
1. The utility model provides a vacuum roll for paper machine wet end which characterized in that: the cleaning device comprises a roller shell (4), wherein a vacuum chamber (3) is arranged in the roller shell (4), an outdoor cleaning structure (1) is arranged on the outer wall of the vacuum chamber (3), and an indoor cleaning structure (2) is arranged in the vacuum chamber (3); the outdoor cleaning structure (1) comprises a plurality of outdoor cleaning pipes (11), a plurality of outdoor flushing nozzles (12) are uniformly arranged on the outdoor cleaning pipes (11), the spraying directions of the adjacent outdoor flushing nozzles (12) are different, and the adjacent outdoor flushing nozzles (12) are arranged towards the inner wall of the roller shell (4) and the direction of the vacuum chamber (3) at intervals; the indoor cleaning structure (2) comprises a plurality of indoor cleaning pipes (21), and a plurality of indoor flushing nozzles (22) are uniformly arranged on the indoor cleaning pipes (21).
2. A vacuum roll for a wet end of a paper machine as claimed in claim 1, wherein: the outdoor cleaning pipe (11) is axially arranged along the roller shell (4).
3. A vacuum roll for a wet end of a paper machine as claimed in claim 1, wherein: the adjacent outdoor flushing spray heads (12) are arranged at intervals of 100-200 mm.
4. A vacuum roll for a wet end of a paper machine as claimed in claim 1, wherein: there is sealing strip (5) of axial setting between roller shell (4) inner wall and vacuum chamber (3), sealing strip (5) and roller shell (4) inner wall sliding connection, and wherein there are two outdoor cleaning tube (11) to be close to sealing strip (5) setting.
5. A vacuum roll for a wet end of a paper machine as claimed in claim 1, wherein: the cleaning tube (21) is arranged along the axial direction of the vacuum chamber (3).
6. A vacuum roll for a wet end of a paper machine as claimed in claim 1, wherein: the adjacent indoor flushing spray heads (22) are arranged at intervals of 100-200mm, and the spraying surface of the indoor flushing spray heads (22) is used for realizing full coverage of the inner wall of the vacuum chamber (3).
7. A vacuum roll for a wet end of a paper machine as claimed in claim 1, wherein: the outdoor flushing nozzle (12) and the indoor flushing nozzle (22) are fan-shaped nozzles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322914736.7U CN220927335U (en) | 2023-10-30 | 2023-10-30 | Vacuum roller for wet part of paper machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322914736.7U CN220927335U (en) | 2023-10-30 | 2023-10-30 | Vacuum roller for wet part of paper machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220927335U true CN220927335U (en) | 2024-05-10 |
Family
ID=90940204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322914736.7U Active CN220927335U (en) | 2023-10-30 | 2023-10-30 | Vacuum roller for wet part of paper machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220927335U (en) |
-
2023
- 2023-10-30 CN CN202322914736.7U patent/CN220927335U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |