CN215713912U - Cleaning device for papermaking felt - Google Patents
Cleaning device for papermaking felt Download PDFInfo
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- CN215713912U CN215713912U CN202121563210.3U CN202121563210U CN215713912U CN 215713912 U CN215713912 U CN 215713912U CN 202121563210 U CN202121563210 U CN 202121563210U CN 215713912 U CN215713912 U CN 215713912U
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Abstract
A cleaning device for papermaking felt comprises a liquid supply system, an alkali liquor nozzle, an alkali liquor collecting tank and a high-pressure deep cleaning roller, wherein the liquid supply system respectively supplies liquid to the alkali liquor nozzle and the high-pressure deep cleaning roller, a bracket is arranged on the left side of the high-pressure deep cleaning roller, the high-pressure deep cleaning roller is arranged at a bulge of the felt, the alkali liquor nozzle is arranged below the high-pressure deep cleaning roller through the bracket, the alkali liquor collecting tank is arranged below the alkali liquor nozzle through the bracket, the cleaning device is provided with the liquid supply system, the alkali liquor nozzle and the alkali liquor collecting tank, the alkali liquor can be diluted and proportioned by the liquor supply system and then sprayed out from the alkali liquor nozzle, the organic sediment in the wool cloth fiber is emulsified and loosened, and then the wool cloth is deeply cleaned by the high-pressure deep cleaning roller, the wool cloth cleaning mode of firstly alkali cleaning and then deep cleaning is adopted, can effectively solve the problem of organic impurity adhesion and greatly improve the air permeability of the cleaned coarse cotton cloth.
Description
Technical Field
The utility model relates to the technical field of cleaning of paper machines, in particular to a cleaning device for papermaking felt.
Background
Felt is one of the key parts of a paper machine and is a valuable material in the paper industry, and the main function is to transfer formed paper sheets from a mesh to a drying cylinder for drying. The state of the felt directly affects the paper quality and the machine operation. Because the water system of the papermaking system is recycled, the raw materials or impurities (such as stickies, resin, plastic sheets and the like) in the system are very easy to pollute the felt in the reproduction process, and if the surface of the felt is polluted and impurities appear, holes, impurities and the like easily appear on the paper surface, so that the quality of finished paper is influenced. Meanwhile, the service life of the felt is shortened due to impurities, gaps of the felt are blocked by paper pulp or organic matters, the condition that the whole width of part of the felt is different in air permeability is caused, the phenomenon of poor paper web evenness is caused, factors such as pollution and blockage of the felt and the like cause the reduction of the water containing space and the dewatering capacity of the felt, so that the service life of the felt is shortened, and the paper web squeezing dryness is low after the felt is blocked;
present belt cleaning device of coarse cotton cloth, its structure is for setting up a plurality of nozzles at coarse cotton cloth traffic direction, the paper pulp and the filth on coarse cotton cloth surface are washed cleanly with nozzle blowout clear water, but because there is paper pulp and attached impurity more than in the fibre of coarse cotton cloth, still there is organic deposit, dissolved resin and sticky thing etc. are difficult to directly wash away the impurity by water, only adopt the clear water to wash the organic stubborn impurity in the difficult coarse cotton cloth of getting rid of, and can't carry out deep washing to the coarse cotton cloth, can't effectively improve the gas permeability of coarse cotton cloth, the cleaning performance is poor, foretell all kinds of problems still can appear after the washing finishes.
Disclosure of Invention
According to the technical problems, the utility model provides a cleaning device for papermaking felt, which is characterized by comprising a liquid supply system, an alkali liquor nozzle, an alkali liquor collecting tank and a high-pressure deep cleaning roller, wherein the liquid supply system respectively supplies liquid to the alkali liquor nozzle and the high-pressure deep cleaning roller;
the liquid supply system comprises an alkali liquor storage tank, an alkali supply valve, a first alkali supply pump, a first automatic blending valve, a second automatic blending valve, a clear water storage tank, a high-pressure pipeline, a diluted alkali liquor tank, a second alkali supply pump and an alkali liquor injection valve, wherein the alkali liquor storage tank is connected with the diluted alkali liquor tank through a pipeline;
the high-pressure pipeline comprises a clean water valve and a high-pressure pump, and the clean water valve and the high-pressure pump are sequentially connected through a pipeline;
the high-pressure deep cleaning roller comprises a main roller, a water supply pipe, a laminating cloth supporting roller, a high-pressure needle-shaped sprayer, a support shaft, a linkage gear and a driving gear, wherein the left end and the right end of the main roller are provided with the laminating cloth supporting roller through bearings, the main roller is uniformly provided with the high-pressure needle-shaped sprayer along the circumferential direction, the left end of the main roller is provided with the linkage gear, the driving gear is meshed and connected above the linkage gear, an output shaft of the driving gear is connected with an external speed reduction motor, the main roller is internally and transversely provided with a water supply cavity, the water supply cavity is connected with the high-pressure needle-shaped sprayer through a pipeline, the right end of the main roller is provided with the water supply pipe, the water supply pipe is rotatably connected with the water supply cavity, a rotary sealing device is arranged at the joint of the water supply pipe and the water supply cavity, the support shaft is arranged at the left end of the main roller and extends into the water supply cavity and is rotatably connected with the support shaft, and a rotary sealing device is arranged at the joint of the support shaft and the water supply cavity, a semi-annular water plugging plug is arranged at the rear end in the water supply cavity, and the left end of the semi-annular water plugging plug is fixedly connected with a support shaft extending into the water supply cavity;
the left end of the supporting shaft is fixedly connected with a bracket at the left end of the high-pressure deep cleaning roller;
the alkali liquor nozzle is connected with an alkali liquor injection valve of the liquid supply system;
and a water supply pipe of the high-pressure deep cleaning roller is connected with a high-pressure pipeline of the liquid supply system.
The utility model has the beneficial effects that:
the utility model is provided with the liquid supply system, the alkali liquor nozzle and the alkali liquor collecting tank, alkali liquor can be diluted and proportioned by the liquid supply system and then is sprayed out from the alkali liquor nozzle to be sprayed on the running felt, then the alkali liquor can be dripped and collected by the alkali liquor collecting tank, the proportioned and diluted alkali liquor can emulsify and loosen organic precipitates, resins and stickies in the wool fabric fibers so as to ensure that the organic precipitates, the resins and the stickies are not stubborn and attached to the inner parts of the wool fabric fibers, meanwhile, the alkali liquor nozzle can wash down paper pulp and impurities on the surface of the wool fabric, then, the wool fabric is deeply cleaned by the high-pressure deep cleaning roller, the emulsified and dissolved organic precipitates, the resins and the stickies are washed out from the deep fibers of the wool fabric, simultaneously, impurities in the wool fabric are washed out by clear water, the alkali liquor in the wool fabric can be removed, the problems in the subsequent processes are prevented, and the wool fabric cleaning mode of alkali washing and deep cleaning is realized, the high-pressure deep cleaning roller can effectively solve the problem of attachment of organic impurities, greatly improves the air permeability of the cleaned coarse cotton cloth, can hold the coarse cotton cloth by the cloth holding rollers which are attached to two sides, and can be used for deeply cleaning the coarse cotton cloth by the high-pressure needle-shaped spray heads which are rotated and spray high-pressure clear water in the middle, the rotating direction of the high-pressure needle-shaped spray heads is opposite to the running direction of the coarse cotton cloth, the coarse cotton cloth can be cleaned in a full-coverage mode, no cleaning dead angle exists absolutely, and compared with the existing cleaning device, the cleaning force is larger and the cleaning is more comprehensive.
Drawings
FIG. 1 is a side cross-sectional view of an alkali liquor nozzle, an alkali liquor collection tank, and a high pressure deep cleaning roll of the present invention;
FIG. 2 is a front view of a high pressure deep cleaning roll of the present invention;
FIG. 3 is a cross-sectional side view of a high pressure deep cleaning roll of the present invention;
FIG. 4 is a cross-sectional view of a front view of a high pressure deep cleaning roll of the present invention;
FIG. 5 is a block diagram of a liquid supply system according to the present invention.
As shown in the figure: 1. an alkali liquor nozzle; 2. an alkali liquor collecting tank; 3. a high-pressure deep cleaning roller; 4. an alkali liquor storage tank; 5. an alkali supply valve; 6. a first alkali supply pump; 7. a first automatic blending valve; 8. a second automatic blending valve; 9. a clear water storage tank; 10. a diluted lye tank; 11. a second alkali supply pump; 12. an alkali liquor injection valve; 13. a clean water valve; 14. a high pressure pump; 15. a main roller; 16. a water supply pipe; 17. fitting a cloth supporting roller; 18. a high pressure needle-shaped spray head; 19. a support shaft; 20. a linkage gear; 21. a driving gear; 22. a water supply cavity; 23. a rotary seal device; 24. a semi-annular water plug; 25. a felt.
Detailed Description
Example 1
The utility model provides a cleaning device for papermaking felt, which is characterized by comprising a liquid supply system, an alkali liquid nozzle 1, an alkali liquid collecting tank 2 and a high-pressure deep cleaning roller 3, wherein the liquid supply system respectively supplies liquid to the alkali liquid nozzle 1 and the high-pressure deep cleaning roller 3, a bracket is arranged on the left side of the high-pressure deep cleaning roller 3, the high-pressure deep cleaning roller 3 is arranged at the bulge of the felt 25, the alkali liquid nozzle 1 is arranged below the high-pressure deep cleaning roller 3 through the bracket, and the alkali liquid collecting tank 2 is arranged below the alkali liquid nozzle 1 through the bracket;
the liquid supply system comprises an alkali liquor storage tank 4, an alkali supply valve 5, a first alkali supply pump 6, a first automatic blending valve 7, a second automatic blending valve 8, a clear water storage tank 9, a high-pressure pipeline, a diluted alkali liquor tank 10, a second alkali supply pump 11 and an alkali liquor injection valve 12, wherein the alkali liquor storage tank 4 is connected with the diluted alkali liquor tank 10 through a pipeline, the alkali supply valve 5, the first alkali supply pump 6 and the first automatic blending valve 7 are sequentially arranged on the pipeline connecting the alkali liquor storage tank 4 and the diluted alkali liquor tank 10, the clear water storage tank 9 is connected with the diluted alkali liquor tank 10 through a pipeline and the second automatic blending valve 8, the clear water storage tank 9 is further connected with the high-pressure pipeline, and the diluted alkali liquor tank 10 is connected with the alkali liquor injection valve 12 through a pipeline and the second alkali supply pump 11;
the high-pressure pipeline comprises a clean water valve 13 and a high-pressure pump 14, and the clean water valve 13 and the high-pressure pump 14 are sequentially connected through a pipeline;
the high-pressure deep cleaning roller 3 comprises a main roller 15, a water supply pipe 16, a joint cloth supporting roller 17, high-pressure needle-shaped spray heads 18, a support shaft 19, a linkage gear 20 and a driving gear 21, the joint cloth supporting roller 17 is installed at the left end and the right end of the main roller 15 through bearings, the high-pressure needle-shaped spray heads 18 are evenly arranged on the main roller 15 along the circumferential direction, the linkage gear 20 is installed at the left end of the main roller 15, the driving gear 21 is connected above the linkage gear 20 in a meshing manner, an output shaft of the driving gear 21 is connected with an external speed reducing motor, a water supply cavity 22 is transversely arranged in the main roller 15, the water supply cavity 22 is connected with the high-pressure needle-shaped spray heads 18 through a pipeline, the water supply pipe 16 is arranged at the right end of the main roller 15, the water supply pipe 16 is rotatably connected with the water supply cavity 22, a rotary sealing device 23 is arranged at the joint of the water supply pipe 16 and the water supply cavity 22, the support shaft 19 is arranged at the left end of the main roller 15, the support shaft 19 extends into the water supply cavity 22 and is rotatably connected with the water supply cavity, a rotary sealing device 23 is arranged at the joint of the support shaft 19 and the water supply cavity 22, a semi-annular water plugging plug 24 is arranged at the rear end in the water supply cavity 22, and the left end of the semi-annular water plugging plug 24 is fixedly connected with the support shaft 19 extending into the water supply cavity 22;
the left end of the supporting shaft 19 is fixedly connected with a bracket at the left end of the high-pressure deep cleaning roller 3;
the alkali liquor nozzle 1 is connected with an alkali liquor injection valve 12 of the liquid supply system;
a water supply pipe 16 of the high-pressure deep cleaning roller 3 is connected with a high-pressure pipeline of the liquid supply system.
Example 2
When the utility model is used, an alkali supply valve 5 and a first alkali supply pump 6 of a liquid supply system are opened, alkali liquor with the constant concentration of 32% is filled in an alkali liquor storage tank 4, the alkali liquor in the alkali liquor storage tank 4 is automatically controlled to flow into a diluted alkali liquor tank 10 through a first automatic blending valve 7, meanwhile, a second automatic blending valve 8 of a clear water storage tank 9 also controls clear water to flow into the diluted alkali liquor tank 10, and the flow rate ratio of the first automatic blending valve 7 to the second automatic blending valve 8 is 1: 5, so that the diluted alkali liquor exists in the alkali liquor dilution tank and has a concentration of about 5%, when the felt 25 needs to be cleaned, the second alkali supply pump 11 is firstly opened, then the alkali liquor injection valve 12 is opened, the diluted alkali liquor is sprayed out from the alkali liquor nozzle 1 to spray the felt 25, impurities and paper pulp floating on the surface of the felt 25 are washed off, the alkali liquor reacts with organic precipitates in fibers of the felt 25, the alkali liquor is emulsified and dissolved, and finally the alkali liquor is collected by the alkali liquor collection tank 2, the felt 25 sprayed with the alkali liquor continuously rises, the left side and the right side of the felt 25 are lapped on a laminating cloth supporting roller 17 of the high-pressure deep cleaning roller 3, the rotating directions of the laminating cloth supporting roller 17 and the main roller 15 are opposite and are consistent with the running direction of the felt 25, meanwhile, an external speed reducing motor drives the driving gear 21 and the linkage gear 20 to rotate, the linkage gear 20 drives the main roller 15 to rotate, and simultaneously the water supply pipe 16 supplies water to the felt through a high-pressure pipeline, the high-pressure water source enters the water supply cavity 22 from the water supply pipe 16 and is sprayed out from the rotary high-pressure needle-shaped spray head 18, only the high-pressure needle-shaped spray head 18 at the front end can spray high-pressure clean water due to the arrangement of the semi-annular water blocking plug 24, the high-pressure needle-shaped spray head 18 rotating to the rear end cannot spray water due to the fact that a pipeline is blocked by the semi-annular water blocking plug 24, waste of the water source due to the fact that the high-pressure needle-shaped spray head 18 rotating to the rear side continues to spray water is prevented, the main roller 15 rotates downwards, the rotating direction is opposite to the running direction of the woolen cloth 25, the water sprayed out from the rotary high-pressure needle-shaped spray head 18 can completely cover the woolen cloth 25 without dead corners, deep impurities in the limit of the woolen cloth 25 are flushed out by the high-pressure water flow, alkali liquor is washed away, and the washed woolen cloth 25 continues to run upwards, and the washing operation is completed.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a cleaning device of papermaking coarse cotton cloth, its characterized in that includes feed liquor system, alkali lye nozzle, alkali lye collecting vat and the deep cleaning roller of high pressure, feed liquor system supplies liquid for alkali lye nozzle and the deep cleaning roller of high pressure respectively, the deep cleaning roller left side of high pressure is provided with the support, the deep cleaning roller of high pressure sets up in the protruding department of coarse cotton cloth, the alkali lye nozzle passes through support mounting in the deep cleaning roller of high pressure below, the alkali lye collecting vat passes through support mounting in the below of alkali lye nozzle.
2. The cleaning device for papermaking felts according to claim 1, wherein the liquid supply system comprises an alkali liquid storage tank, an alkali liquid supply valve, a first alkali liquid supply pump, a first automatic blending valve, a second automatic blending valve, a clean water storage tank, a high pressure pipeline, a diluted alkali liquid tank, a second alkali liquid supply pump and an alkali liquid injection valve, the alkali liquid storage tank is connected with the diluted alkali liquid tank through a pipeline, the alkali liquid storage tank is sequentially provided with the alkali liquid supply valve, the first alkali liquid supply pump and the first automatic blending valve on the pipeline connected with the diluted alkali liquid tank, the clean water storage tank is connected with the diluted alkali liquid tank through a pipeline and the second automatic blending valve, the clean water storage tank is further connected with the high pressure pipeline, and the diluted alkali liquid tank is connected with the alkali liquid injection valve through a pipeline and the second alkali liquid supply pump.
3. The cleaning device for papermaking felt according to claim 2, characterized in that the high-pressure pipeline includes a clean water valve and a high-pressure pump, and the clean water valve and the high-pressure pump are sequentially connected through a pipeline.
4. The cleaning device for papermaking felt according to claim 1, wherein the high pressure deep cleaning roll comprises a main roll, a water supply pipe, a cloth holding roll, a high pressure needle-shaped nozzle, a support shaft, a linkage gear and a driving gear, the cloth holding roll is mounted at the left and right ends of the main roll through bearings, the high pressure needle-shaped nozzle is uniformly arranged on the main roll along the circumferential direction, the linkage gear is mounted at the left end of the main roll, the driving gear is engaged and connected above the linkage gear, an output shaft of the driving gear is connected with an external speed reduction motor, a water supply cavity is transversely arranged in the main roll, the water supply cavity is connected with the high pressure needle-shaped nozzle through a pipeline, the water supply pipe is arranged at the right end of the main roll and is rotatably connected with the water supply cavity, the support shaft is arranged at the left end of the main roll and extends into and is rotatably connected with the water supply cavity, the water supply cavity is internally provided with a water supply cavity, and the water supply cavity is internally provided with a water supply cavity.
5. The cleaning device for papermaking felt according to claim 4, wherein a rotary sealing device is provided at a junction of the water supply pipe and the water supply chamber, and a rotary sealing device is provided at a junction of the support shaft and the water supply chamber.
6. The cleaning device for papermaking felt according to claim 4, wherein the left end of the supporting shaft is fixedly connected with a bracket at the left end of the high-pressure deep cleaning roll.
7. The cleaning apparatus for papermaking felt according to claim 2, wherein the lye nozzle is connected to a lye injection valve of the liquid supply system.
8. The cleaning device for papermaking felt according to claim 2 or 4, wherein a water supply pipe of the high-pressure deep cleaning roll is connected to a high-pressure pipe of a liquid supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121563210.3U CN215713912U (en) | 2021-07-10 | 2021-07-10 | Cleaning device for papermaking felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121563210.3U CN215713912U (en) | 2021-07-10 | 2021-07-10 | Cleaning device for papermaking felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215713912U true CN215713912U (en) | 2022-02-01 |
Family
ID=80048536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121563210.3U Active CN215713912U (en) | 2021-07-10 | 2021-07-10 | Cleaning device for papermaking felt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215713912U (en) |
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2021
- 2021-07-10 CN CN202121563210.3U patent/CN215713912U/en active Active
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