CN213221224U - Filter screen cleaning treatment system of multi-disc recycling machine - Google Patents
Filter screen cleaning treatment system of multi-disc recycling machine Download PDFInfo
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- CN213221224U CN213221224U CN202021817032.8U CN202021817032U CN213221224U CN 213221224 U CN213221224 U CN 213221224U CN 202021817032 U CN202021817032 U CN 202021817032U CN 213221224 U CN213221224 U CN 213221224U
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Abstract
The utility model discloses a filter screen cleaning process system of machine is retrieved to polydisc, including retrieving the machine main part, the disc, the filter screen, join in marriage the thick liquid case, water jet equipment is peeled off to thick liquids, wash net water jet equipment, the water leg, white water liquid pond and turbid filtrating pond, the retrieving machine main part is connected with the disc, the filter screen, the thick liquids that water jet equipment was peeled off to thick liquids peel off the nozzle, wash net water jet equipment's filter screen washing nozzle abluent clear water belt cleaning device respectively, through clear water belt cleaning device control clear water main line when retrieving machine main part short pause machine respectively with a plurality of thick liquids peel off the nozzle, a plurality of filter screen washing nozzles switch on, and be used for quick discernment to detect not spray water thick liquids and peel off nozzle and filter screen washing nozzle, and dredge its manual work respectively, the equipment even running of being.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a papermaking technique especially relates to filter screen cleaning processing system of machine is retrieved to polydisc.
[ background of the invention ]
The main structure of the multi-disc recovery machine is mainly composed of a groove body, a cover plate, discs, a shaft, a white water distribution valve, a pulp stripping water spraying device, a net washing water spraying device, a transmission device, a pulp outlet spiral and the like, wherein a plurality of disc groups are combined by a fan blade and are arranged on a main shaft, the filtering area of the white water is increased, a polypropylene net covers the surface of each disc, fibers are attached to the net, a vacuum is formed by water legs, and the net height of the water legs is generally 9 meters so as to improve the filtering capacity of the white water.
Mixing 3-5 g/l of white water below a paper machine wire with the damaged paper pulp, and feeding the mixture into a tank. When the disc rotates, the fibers in the white water are attached to the filter screen to form a filter layer on the surface of the disc, and the water flows into the fan-shaped area through the filter layer and the filter screen, flows out to the distribution head at the tail end through the main shaft and flows to the white water tank.
When the disc rotates out of the liquid surface, the pulp layer is washed off by water sprayed by the pulp stripping nozzle, and the pulp enters the pulp collecting tank and enters the middle broke pulp tank through the spiral conveying device. After the slurry is stripped, the disc enters a screen washing area, the screen surface of the disc which is sprayed with water and washed clean by a washing nozzle enters white water in the tank body again, and the next period of filtration is carried out.
However, in the production process of the multi-disc recycling machine, some solid matters such as fine fibers, paint and the like are contained in white water for stripping and washing the filter layer slurry, and the solid matters such as the fine fibers, the paint and the like are deposited for a long time to cause some nozzles to be blocked, so that the filter layer slurry on the discs cannot be stripped, and the surfaces of the disc screens cannot be cleaned; not only influences the recovery of fiber and white water, and can cause the jam of the multi-disc recovery machine due to too much slurry accumulated in the multi-disc recovery machine in serious conditions, thereby causing the abnormal production.
[ Utility model ] content
The utility model discloses retrieve the problem that the throughput that machine medium filter bed thick liquids were peeled off and the filter screen washs the nozzle and block up the machine that causes to polydisc descends, provide one kind through pipeline control, effectively judge the shower nozzle of jam and dredge in short duration is shut down, the filter screen cleaning treatment system of machine is retrieved to the polydisc of being convenient for equipment even running, improvement production efficiency.
The utility model provides a technical scheme that its technical problem adopted is:
the filter screen cleaning treatment system of the multi-disc reclaimer comprises a reclaimer main body, discs arranged in the reclaimer main body, a filter screen covered on the discs, a pulp mixing box for mixing white water and damaged pulp, a pulp stripping water spraying device and a net washing water spraying device, wherein the middle lower part of the reclaimer main body is also provided with a water leg for forming vacuum and improving the filtering capacity of the white water, and the lower sides of the water legs of the corresponding reclaimer main body are respectively provided with a white water liquid pool and a turbid filtrate pool;
the slurry stripping water spraying device comprises a stripping water tank, a stripping water high-pressure pump, a stripping water main pipeline and a plurality of slurry stripping nozzles which are uniformly arranged, wherein the stripping water main pipeline is communicated with each slurry stripping nozzle, the stripping water high-pressure pump is used for flushing the stripping water in the stripping water tank, an inner disc of the reclaimer main body and a slurry filtering layer on the filtering net through the stripping water main pipeline and the slurry stripping nozzles, and the stripping water main pipeline is also provided with a first control valve for controlling the on-off of the pipelines;
the net washing water spraying device comprises a white water tank, a white water high-pressure pump, a main filter screen white water pipeline and a plurality of uniformly arranged filter screen washing nozzles, wherein the main filter screen white water pipeline is communicated with each filter screen washing nozzle, the white water high-pressure pump sprays white water in the white water tank and the filter screen washing nozzles onto the filter screen of the inner disc of the recovery machine main body to wash the filter screen, and the main filter screen white water pipeline is provided with a second control valve for controlling the on-off of the pipeline;
the recovery machine main body is also connected with a clean water cleaning device for respectively cleaning the disc, the filter screen, the slurry stripping nozzle and the filter screen cleaning nozzle, the clean water cleaning device comprises a clean water tank, a clean water high-pressure pump and a clean water main pipeline, and a third control valve for controlling the on-off of the pipeline is arranged on the clean water main pipeline;
a first bypass pipe is arranged between the clean water main pipeline and the stripping water main pipeline of the slurry stripping water spraying device, and the first bypass pipe is provided with a first manual control valve which controls the clean water main pipeline to be communicated with the plurality of slurry stripping nozzles when the machine is stopped and is used for quickly identifying and detecting the slurry stripping nozzles which are not sprayed and manually dredging the slurry stripping nozzles;
and a second bypass pipe is arranged between the clean water main pipeline and a filter screen white water main pipeline of the net washing water spraying device, and a second manual control valve which controls the clean water main pipeline to be communicated with the plurality of filter screen cleaning nozzles when the machine is stopped and is used for quickly identifying and detecting the non-sprayed filter screen cleaning nozzles and manually dredging the non-sprayed filter screen cleaning nozzles is arranged on the second bypass pipe.
Preferably, the first bypass pipe is a plastic hose, and the clear water main pipeline and the stripping water main pipeline are both provided with first bypass joints convenient for being connected with the plastic hose.
Preferably, the first bypass fitting is a stainless steel tower fitting.
Preferably, the second bypass pipe is a plastic hose, and the clean water main pipe and the screen white water main pipe are both provided with second bypass joints convenient for connection with the plastic hose.
Preferably, the second bypass joint is a stainless steel tower joint.
The utility model has the advantages that:
the utility model discloses a clear water belt cleaning device, control clear water main line and peel off nozzle and a plurality of filter screen washing nozzle respectively with a plurality of thick liquids and switch on when retrieving quick-witted main part short pause machine, 4.5-5 bar's clear water will be through the nozzle blowout that does not block up, does not have water spun nozzle just to be the nozzle that is blockked up, is favorable to discovering the nozzle that blocks up rapidly, has corresponding to tear open the clearance.
When the device is detached and cleaned in a targeted manner, short downtime is utilized, and the blocked nozzles are quickly found out from nearly 200 nozzles for dredging treatment. The problem that the existing machine is blocked or not by being disassembled completely when stopped is avoided, the workload is reduced, and the working efficiency is improved. Because the blocked nozzles can be cleaned in time, the recovery efficiency of white water and broken paper of the multi-disc recovery machine is improved, the stable operation of equipment is convenient, and the yield and the production efficiency of the paper machine are improved.
[ description of the drawings ]
FIG. 1 is a schematic diagram of the operation of the present invention;
fig. 2 is a sectional structure view of the stainless steel tower-shaped joint of the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the filter screen cleaning system of the multi-disc reclaimer comprises a reclaimer main body 1, a disc 2 arranged in the reclaimer main body 1, a filter screen (not shown) covered on the disc 2, a pulp distribution box 3 for mixing white water and damaged pulp, a pulp stripping water spray device 4 and a net washing water spray device 5, wherein a water leg 6 for forming vacuum and improving filtering capacity of the white water is further arranged at the middle lower part of the reclaimer main body 1, and a white water liquid pool 7 and a turbid filtrate pool 8 are respectively arranged at the lower side of the water leg of the corresponding reclaimer main body 1.
As shown in fig. 1, the slurry stripping water spraying device 4 includes a stripping water tank 40, a stripping water high-pressure pump 41, a stripping water main pipeline 42, and a plurality of slurry stripping nozzles (not shown) arranged uniformly, the stripping water main pipeline 42 is communicated with each slurry stripping nozzle, the stripping water high-pressure pump 41 flushes the stripping water in the stripping water tank 40, the disk 2 in the reclaimer body 1 and the slurry filtering layer on the filtering net through the stripping water main pipeline 42 and the slurry stripping nozzles, and the stripping water main pipeline 42 is further provided with a first control valve 43 for controlling the on-off of the pipelines.
As shown in fig. 1, the net washing water spraying device 5 includes a white water tank 50, a white water high-pressure pump 51, a main screen white water pipe 52 and a plurality of uniformly arranged screen washing nozzles (not shown), the main screen white water pipe 52 is communicated with each screen washing nozzle, the white water high-pressure pump 51 sprays the white water in the white water tank 50 onto the screen of the circular disc 2 in the reclaimer main body 1 through the main screen white water pipe 52 and the screen washing nozzles to wash the screen, and the main screen white water pipe 52 is provided with a second control valve 53 for controlling the on-off of the pipe.
Continuing as shown in fig. 1, the reclaimer main body 1 is further connected with a clean water cleaning device 9 for respectively cleaning the disc 2, the filter screen, the slurry stripping nozzle and the filter screen cleaning nozzle, the clean water cleaning device 9 comprises a clean water tank 90, a clean water high-pressure pump 91 and a clean water main pipeline 92, and the clean water main pipeline 92 is provided with a third control valve 93 for controlling the on-off of the pipeline; a first bypass pipe 94 is arranged between the clean water main pipeline 92 and the stripping water main pipeline 42 of the slurry stripping water spraying device 4, and the first bypass pipe 94 is provided with a first manual control valve 95 which controls the clean water main pipeline 92 to be communicated with the plurality of slurry stripping nozzles when the machine is stopped and is used for quickly identifying and detecting the slurry stripping nozzles which are not sprayed and manually dredging the slurry stripping nozzles; a second bypass pipe 96 is arranged between the clean water main pipe 92 and the filter screen white water main pipe 52 of the net washing water spraying device 5, and a second manual control valve 97 which controls the clean water main pipe 92 to be communicated with the plurality of filter screen cleaning nozzles when the machine is stopped and is used for quickly identifying and detecting the non-sprayed filter screen cleaning nozzles and manually dredging the non-sprayed filter screen cleaning nozzles is arranged on the second bypass pipe 96.
As shown in fig. 1 and 2, the first bypass pipe 94 is a plastic hose with an inner diameter phi 32, the clean water main pipe 92 and the stripping water main pipe 42 are both provided with a first bypass joint 10 convenient for connecting with the plastic hose, the second bypass pipe 96 is a plastic hose with an inner diameter phi 32, the clean water main pipe 92 and the screen water main pipe 52 are both provided with a second bypass joint 11 convenient for connecting with the plastic hose, and the first bypass joint 10 and the second bypass joint 11 are stainless steel tower joints with an outer diameter phi 32.
When the multi-disc recovery machine works, white water 3-5 g/1 below a screen of a filter screen on the multi-disc recovery machine and damaged paper pulp are mixed and then fed into the tank, when the disc 2 rotates, fibers in the white water are attached to the filter screen, a filter layer is formed on the surface of the disc 2, and the water flows into the fan-shaped area through the filter layer and the filter screen, flows out to a distribution head at the tail end through the main shaft and flows to the white water liquid pool 7. When the disc 2 rotates out of the liquid surface, the pulp layer on the filter screen is washed off by spraying water through the pulp stripping nozzle, and the pulp enters the pulp collecting tank and enters the middle broke pulp tank through the spiral conveying device. After the slurry is stripped, the disc 2 enters a screen washing area, the screen surface of the disc 2 which is sprayed with water and washed clean by a filter screen washing nozzle enters white water in the tank body again, and the next period of filtration is carried out.
When the multi-disc reclaimer is temporarily stopped, the pipelines of the pulp stripping water spraying device 4 and the mesh washing water spraying device 5 are closed, the first manual control valve 95 and the second manual control valve 97 are respectively opened through the clean water cleaning device 9, the clean water main pipeline 92 is controlled to be respectively communicated with the pulp stripping nozzles and the filter screen cleaning nozzles, clean water of 4.5-5bar can be sprayed out through the nozzles without blockage, the nozzles without water spraying are blocked, the blocked nozzles are quickly found out from the nozzles with the quantity of nearly 200, the blockage is pertinently removed and cleaned, the condition that whether the machine is blocked or not is checked by completely removing the nozzles when the machine is stopped in the past is avoided, the workload is reduced, the blocked nozzles can be timely cleaned, the recovery efficiency of the multi-disc reclaimer and the broke is improved, and the yield and the production efficiency of the paper machine are improved.
The above-mentioned embodiments are only preferred embodiments of the present invention, not limiting the scope of the present invention, and all equivalent changes made by the shape, structure and principle of the present invention should be covered by the protection scope of the present invention.
Claims (5)
1. The filter screen cleaning treatment system of the multi-disc reclaimer comprises a reclaimer main body, discs arranged in the reclaimer main body, a filter screen covered on the discs, a pulp mixing box for mixing white water and damaged pulp, a pulp stripping water spraying device and a net washing water spraying device, wherein the middle lower part of the reclaimer main body is also provided with a water leg for forming vacuum and improving the filtering capacity of the white water, and the lower sides of the water legs of the corresponding reclaimer main body are respectively provided with a white water liquid pool and a turbid filtrate pool; the method is characterized in that:
the slurry stripping water spraying device comprises a stripping water tank, a stripping water high-pressure pump, a stripping water main pipeline and a plurality of slurry stripping nozzles which are uniformly arranged, wherein the stripping water main pipeline is communicated with each slurry stripping nozzle, the stripping water high-pressure pump is used for flushing the stripping water in the stripping water tank, an inner disc of the reclaimer main body and a slurry filtering layer on the filtering net through the stripping water main pipeline and the slurry stripping nozzles, and the stripping water main pipeline is also provided with a first control valve for controlling the on-off of the pipelines;
the net washing water spraying device comprises a white water tank, a white water high-pressure pump, a main filter screen white water pipeline and a plurality of uniformly arranged filter screen washing nozzles, wherein the main filter screen white water pipeline is communicated with each filter screen washing nozzle, the white water high-pressure pump sprays white water in the white water tank and the filter screen washing nozzles onto the filter screen of the inner disc of the recovery machine main body to wash the filter screen, and the main filter screen white water pipeline is provided with a second control valve for controlling the on-off of the pipeline;
the recovery machine main body is also connected with a clean water cleaning device for respectively cleaning the disc, the filter screen, the slurry stripping nozzle and the filter screen cleaning nozzle, the clean water cleaning device comprises a clean water tank, a clean water high-pressure pump and a clean water main pipeline, and a third control valve for controlling the on-off of the pipeline is arranged on the clean water main pipeline;
a first bypass pipe is arranged between the clean water main pipeline and the stripping water main pipeline of the slurry stripping water spraying device, and the first bypass pipe is provided with a first manual control valve which controls the clean water main pipeline to be communicated with the plurality of slurry stripping nozzles when the machine is stopped and is used for quickly identifying and detecting the slurry stripping nozzles which are not sprayed and manually dredging the slurry stripping nozzles;
and a second bypass pipe is arranged between the clean water main pipeline and a filter screen white water main pipeline of the net washing water spraying device, and a second manual control valve which controls the clean water main pipeline to be communicated with the plurality of filter screen cleaning nozzles when the machine is stopped and is used for quickly identifying and detecting the non-sprayed filter screen cleaning nozzles and manually dredging the non-sprayed filter screen cleaning nozzles is arranged on the second bypass pipe.
2. The screen cleaning system of a multi-disc reclaimer of claim 1, wherein: the first bypass pipe is a plastic hose, and the clear water main pipeline and the stripping water main pipeline are respectively provided with a first bypass joint which is convenient to be connected with the plastic hose.
3. The screen cleaning system of a multi-disc reclaimer of claim 2, wherein: the first bypass joint is a stainless steel tower joint.
4. The screen cleaning system of a multi-disc reclaimer of claim 1, wherein: the second bypass pipe is a plastic hose, and the clean water main pipeline and the filter screen white water main pipeline are respectively provided with a second bypass joint which is convenient to be connected with the plastic hose.
5. The screen washing treatment system of a multi-disc reclaimer, according to claim 4, wherein: the second bypass joint is a stainless steel tower-shaped joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021817032.8U CN213221224U (en) | 2020-08-26 | 2020-08-26 | Filter screen cleaning treatment system of multi-disc recycling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021817032.8U CN213221224U (en) | 2020-08-26 | 2020-08-26 | Filter screen cleaning treatment system of multi-disc recycling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213221224U true CN213221224U (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021817032.8U Active CN213221224U (en) | 2020-08-26 | 2020-08-26 | Filter screen cleaning treatment system of multi-disc recycling machine |
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| Country | Link |
|---|---|
| CN (1) | CN213221224U (en) |
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- 2020-08-26 CN CN202021817032.8U patent/CN213221224U/en active Active
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