CN209907101U - White water recovery system for paper machine - Google Patents
White water recovery system for paper machine Download PDFInfo
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- CN209907101U CN209907101U CN201920223531.5U CN201920223531U CN209907101U CN 209907101 U CN209907101 U CN 209907101U CN 201920223531 U CN201920223531 U CN 201920223531U CN 209907101 U CN209907101 U CN 209907101U
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Abstract
The utility model discloses a plain boiled water recovery system for paper machine, including the white water tower, bed course thick liquid pond, turbid water pond, the clean water basin, pure water pond and recovery thick liquid pond, still include disc vacuum filter, the top and the water white entering pipe of white water tower are connected, the bottom of white water tower is connected with the blender through the plain boiled water pump, the play liquid end of blender is connected with disc vacuum filter's the grout inlet, the bottom in bed course thick liquid pond is connected with the blender through the stuff pump, disc vacuum filter's clear filtrate water outlet end is linked together with the top in clean water pond and the top in clean water pond is linked together with external clear water pipe, the bottom in clean water pond is linked together with disc vacuum filter through clear water pump and pipe filter, disc vacuum filter's play grout outlet is linked together with recovery thick liquid pond. The utility model discloses a structure sets up rationally, can effectively and quick realization filter, is favorable to improving filterable efficiency and quality, reduces the waste of thick liquids to can reduce environmental pollution, the suitability is strong and the practicality is good.
Description
Technical Field
The utility model belongs to the technical field of the papermaking processing equipment, concretely relates to plain boiled water recovery system for paper machine.
Background
In the paper industry course of working, need use the filter to strain the thick liquid operation, it can produce a large amount of plain boiled water in filtering process, because can contain certain paper pulp in the plain boiled water, so not only cause environmental pollution when directly discharging easily, but also can the waste of raw materials, so need carry out recovery processing, it is the technical problem that technical personnel in this technical field need solve to set up a plain boiled water recovery unit that can improve recovery efficiency.
Disclosure of Invention
The utility model aims at providing a structure sets up reasonable and suitability strong paper machine plain boiled water recovery system.
The technical scheme for realizing the purpose of the utility model is a white water recovery system for a paper machine, which comprises a white water tower, a cushion layer pulp tank, a turbid water tank, a clean water tank, a pure water tank, a recovery pulp tank and a disc type vacuum filter, wherein the top of the white water tower is connected with a water white inlet pipe, the bottom of the white water tower is connected with a mixer through a white water pump, the liquid outlet end of the mixer is connected with the pulp inlet of the disc type vacuum filter, the bottom of the cushion layer pulp tank is connected with the mixer through a pulp pump, the sewage discharge end of the disc type vacuum filter is communicated with the turbid water tank through a sewage guide pipe, the water outlet end of the clean filtrate of the disc type vacuum filter is communicated with the top of the clean water tank and the top of the clean water tank is communicated with an external clean water pipe, the bottom of the clean water tank is communicated with the vacuum disc type, the overflow port of the clean water tank is communicated with the overflow port of the pure water tank, the slurry outlet of the disc type vacuum filter is communicated with the slurry recovery tank, the ultra-clean filtrate water port of the disc type vacuum filter is communicated with the pure water tank, and the turbid filtrate outlet of the disc type vacuum filter is connected with the discharge pipe.
The disc type vacuum filter comprises a filter disc, wherein a driving motor and a fan-shaped slide way connected with the driving motor are uniformly arranged in the filter disc, the slurry inlet, the slurry guide pipe, the slurry outlet, the clear filtrate water outlet end and the ultra-clear filtrate water inlet are all fixed on the side wall of the filter disc, and filter screens with different apertures are respectively fixed at the slurry guide pipe, the slurry outlet, the clear filtrate water outlet end and the liquid inlet end of the ultra-clear filtrate water inlet.
And a spray nozzle is fixed at the top of the filter disc and communicated with the pipeline filter.
The pipeline between the white water pump and the mixer is provided with a first electric regulating valve and a first flow meter, the pipeline between the slurry pump and the mixer is provided with a second electric regulating valve and a second flow meter, the pipeline between the mixer and the disc type vacuum filter is fixedly provided with a concentration meter, and the concentration meter is connected with the first electric regulating valve and the second electric regulating valve through a transmitter.
The utility model discloses has positive effect: the utility model discloses a structure sets up rationally, the simple operation, it not only can be effectively and quick realization filter to realize the separation of blowdown, play thick liquid and clear water, be favorable to improving filterable efficiency and quality, reduce the waste of thick liquid, and can reduce environmental pollution, use reliable and stable, the suitability is strong and the practicality is good.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the following specific embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
(example 1)
Fig. 1 shows a specific embodiment of the present invention, wherein fig. 1 is a schematic structural diagram of the present invention.
Referring to fig. 1, a white water recovery system for a paper machine comprises a white water tower 1, a cushion slurry tank 2, a turbid water tank 3, a clear water tank 4, a pure water tank 5, a recovery slurry tank 6 and a disc type vacuum filter 7, wherein the top of the white water tower is connected with a water-white inlet conduit 8, the bottom of the white water tower is connected with a mixer 10 through a white water pump 9, the liquid outlet end of the mixer is connected with a slurry inlet 11 of the disc type vacuum filter 7, the bottom of the cushion slurry tank 2 is connected with the mixer 10 through a slurry pump 12, the sewage discharge end of the disc type vacuum filter is communicated with the turbid water tank 3 through a sewage guide pipe 13, the clear filtrate water outlet end 15 of the disc type vacuum filter is communicated with the top of the clear water tank, the top of the clear water tank is communicated with an external clear water pipe 16, and the bottom of the clear water tank is communicated with the disc type vacuum filter through a clear water pump, the overflow port 19 of the clean water tank is communicated with the overflow port 20 of the pure water tank, the slurry outlet 21 of the disc type vacuum filter is communicated with the slurry recovery tank 6, the ultra-clean filtrate water gap of the disc type vacuum filter is communicated with the pure water tank, and the turbid filtrate outlet of the disc type vacuum filter is connected with the discharge pipe 22.
The disc type vacuum filter 7 comprises a filter disc 71, a driving motor 72 and a fan-shaped slide way 73 connected with the driving motor are uniformly arranged in the filter disc, the slurry inlet, the slurry guide pipe, the slurry outlet, the clear filtrate water outlet end and the ultra-clear filtrate water gap are all fixed on the side wall of the filter disc, and filter screens with different apertures are respectively fixed at the slurry guide pipe, the slurry outlet, the clear filtrate water outlet end and the ultra-clear filtrate water gap. Filter disc and main transmission device
The disk vacuum filter is composed of n filter disks, each filter disk is composed of 12 stainless steel sector plates, filter screens are covered outside the sector plates, the sector plates are fixed on a main shaft through a slideway, 12 channels are divided in the hollow main shaft and are respectively communicated with one sector plate on each disk, the main shaft and the root of a base are sealed by rubber pads, one end of the main shaft is supported on brackets at two ends of a groove body through a rolling bearing, and the other end of the main shaft is supported by rollers, so that the transmission efficiency is greatly improved. One end is connected with the distributing valve, and the other end is connected with the main transmission device.
The main transmission device is a suspension type gear reducer, the transmission efficiency is high, and the main transmission device is driven by a variable-frequency speed-regulating asynchronous motor, so that the stepless regulation of the rotating speed of the main shaft can be realized between 0.15 and 1.5 r/min.
A spray nozzle 74 is fixed to the top of the filter disc and is in communication with the duct filter. In this embodiment, in order to guarantee the spraying range of the spraying nozzle, a rotating motor is fixed on the filter disc, and the spraying nozzle is arranged on a support rod of the rotating motor, so that the support rod circularly rotates and sprays within an angle. The water with pressure of 0.6-0.7MPa is used to jet out fan-shaped water column through fan-shaped nozzle to strip off the slurry layer on the filter disc, and the water spray pipe is connected with the main pipe by loop flange, so that the direction of the water column can be changed conveniently.
A first electric control valve 23 and a first flow meter 24 are arranged on a pipeline between the white water pump and the mixer, a second electric control valve 25 and a second flow meter 26 are arranged on a pipeline between the slurry pump and the mixer, a concentration meter 27 is fixed on a pipeline between the mixer and the disc type vacuum filter, and the concentration meter is connected with the first electric control valve and the second electric control valve through a transmitter 14.
The utility model discloses a structure sets up rationally, the simple operation, it not only can be effectively and quick realization filter to realize the separation of blowdown, play thick liquid and clear water, be favorable to improving filterable efficiency and quality, reduce the waste of thick liquid, and can reduce environmental pollution, use reliable and stable, the suitability is strong and the practicality is good.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (4)
1. A white water recovery system for a paper machine is characterized in that: the device comprises a white water tower, a cushion layer slurry tank, a turbid water tank, a clean water tank, a pure water tank, a recovery slurry tank and a disc type vacuum filter, wherein the top of the white water tower is connected with a water-white entering conduit, the bottom of the white water tower is connected with a mixer through a white water pump, the liquid outlet end of the mixer is connected with a slurry inlet of the disc type vacuum filter, the bottom of the cushion layer slurry tank is connected with the mixer through a slurry pump, the sewage discharge end of the disc type vacuum filter is communicated with the turbid water tank through a sewage guide pipe, the clear filtrate water outlet end of the disc type vacuum filter is communicated with the top of the clean water tank, the top of the clean water tank is communicated with an external clean water pipe, the bottom of the clean water tank is communicated with the disc type vacuum filter through a clean water pump and a pipe filter, the overflow port of the clean water tank is communicated with the overflow port of the pure water tank, the, and an ultra-clear filtrate water port of the disc type vacuum filter is communicated with the pure water pool, and a turbid filtrate outlet of the disc type vacuum filter is connected with a discharge pipe.
2. The white water recovery system for a paper machine according to claim 1, characterized in that: the disc type vacuum filter comprises a filter disc, wherein a driving motor and a fan-shaped slide way connected with the driving motor are uniformly arranged in the filter disc, the slurry inlet, the slurry guide pipe, the slurry outlet, the clear filtrate water outlet end and the ultra-clear filtrate water inlet are all fixed on the side wall of the filter disc, and filter screens with different apertures are respectively fixed at the slurry guide pipe, the slurry outlet, the clear filtrate water outlet end and the liquid inlet end of the ultra-clear filtrate water inlet.
3. The white water recovery system for a paper machine according to claim 2, characterized in that: and a spray nozzle is fixed at the top of the filter disc and communicated with the pipeline filter.
4. The white water recovery system for a paper machine according to claim 3, characterized in that: the pipeline between the white water pump and the mixer is provided with a first electric regulating valve and a first flow meter, the pipeline between the slurry pump and the mixer is provided with a second electric regulating valve and a second flow meter, the pipeline between the mixer and the disc type vacuum filter is fixedly provided with a concentration meter, and the concentration meter is connected with the first electric regulating valve and the second electric regulating valve through a transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920223531.5U CN209907101U (en) | 2019-02-22 | 2019-02-22 | White water recovery system for paper machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920223531.5U CN209907101U (en) | 2019-02-22 | 2019-02-22 | White water recovery system for paper machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209907101U true CN209907101U (en) | 2020-01-07 |
Family
ID=69030430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920223531.5U Expired - Fee Related CN209907101U (en) | 2019-02-22 | 2019-02-22 | White water recovery system for paper machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209907101U (en) |
-
2019
- 2019-02-22 CN CN201920223531.5U patent/CN209907101U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |