CN206570613U - A kind of closed cycle system of pulping and paper-making plain boiled water - Google Patents
A kind of closed cycle system of pulping and paper-making plain boiled water Download PDFInfo
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- CN206570613U CN206570613U CN201720275647.4U CN201720275647U CN206570613U CN 206570613 U CN206570613 U CN 206570613U CN 201720275647 U CN201720275647 U CN 201720275647U CN 206570613 U CN206570613 U CN 206570613U
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Abstract
The utility model discloses a kind of closed cycle system of pulping and paper-making plain boiled water, including paper machine, paper machine clear water supplement pond and polydisc thickener, turbid white water chest is had in the forming net of paper machine, also include turbid plain boiled water scummer and pure pond, the pure pond is connected with turbid white water chest and is the pure water of turbid plain boiled water scummer supplement, the water inlet of the turbid plain boiled water scummer is connected with the overfall of turbid white water chest, the overfall of turbid plain boiled water scummer is communicated with outdoor turbid white water chest, and water pipe is used provided with first on outdoor turbid white water chest；The turbid plain boiled water outlet of the polydisc thickener is connected with the water inlet of turbid plain boiled water scummer, and the pure water out of polydisc thickener is connected with the water inlet in pure pond, and the overfall in pure pond is communicated with outdoor pure pond；The pure water produced for polydisc thickener carries out secondary filter by gravity filter, then further classified utilization, it is achieved thereby that a kind of closed circulation of pulping and paper-making plain boiled water is the zero-emission of plain boiled water.
Description
Technical field
The utility model belongs to pulping and paper-making workshop white water recycle technical field, more particularly to a kind of pulping and paper-making plain boiled water
Closed cycle system.
Background technology
The water that is removed when paper web is formed in paper machine paper making process, and vacuum tank and squeezing are further removed
Water is referred to as plain boiled water, and plain boiled water mainly contains fiber fragment, pigment, fuel and lysed wood component, and the auxiliary added
Chemicals and auxiliary agent etc..Plain boiled water water is larger, but the organic pollution contained by it is far below pulping waste liquor and middle-stage wastewater, its
COD is 150 ~ 600mg/L, and SS is 500 ~ 1500mg/L.General pulping and paper-making workshop all has a plain boiled water circulatory system, and plain boiled water is followed
Ring is utilized, and is exactly to handle paper machine white water using various methods, is reduced its suspension solid content, slurrying is back to again instead of clear water
Paper-making process, so that rinse dosage is reduced, reduction wastewater discharge and total solid loss amount, for example, being contained according to plain boiled water solid content
The difference of amount, is back to the different parts of system, the turbid plain boiled water circulation head box of such as paper machine shaping wet end, for diluting paper respectively
Slurry etc..Remaining plain boiled water reclaims paper pulp fiber by the processing such as filtering, air supporting, and water outlet is back in paper making process again.
The cost and operating cost of matching used white water recycle polydisc are high on current production line, reach 900,000 yuan/year,
On the other hand the muddy water produced directly goes to water treatment plant, and processing load is big, costly, and the water after processing is without rationally using direct
Outer row, adversely affects to ecological environment.
The content of the invention
The utility model purpose is that to propose a kind of pulping and paper-making white to solve above-mentioned problems of the prior art
The closed cycle system of water and；The utility model is reaches that above-mentioned purpose is adopted the technical scheme that：A kind of pulping and paper-making is white
The closed cycle system of water, including paper machine, paper machine clear water supplement pond and polydisc thickener, have turbid white in the forming net of paper machine
Pond, in addition to turbid plain boiled water scummer and pure pond, the pure pond are connected with turbid white water chest and are turbid plain boiled water slagging-off
Device supplements pure water, and the water inlet of the turbid plain boiled water scummer is connected with the overfall of turbid white water chest, turbid plain boiled water scummer
Overfall is communicated with outdoor turbid white water chest, and water pipe is used provided with first on outdoor turbid white water chest；The polydisc thickener it is turbid white
Water out is connected with the water inlet of turbid plain boiled water scummer, the pure water out of polydisc thickener and the water inlet phase in pure pond
Connection, the overfall in pure pond is communicated with outdoor pure pond, water is used at least provided with one second on outdoor pure pond
There is a gravity filter in pipe, pure pond by the first pipeline communication, and it is turbid white that the slag notch of gravity filter is communicated with slurrying
Pond, the delivery port of gravity filter is communicated with filtering clear water reserviors, and water is used at least provided with one the 3rd on filtering clear water reserviors
Pipe, filtering clear water reserviors are communicated with sewage treatment plant by second pipe, and clear water reserviors are at least provided with one after the processing of sewage treatment plant
Individual 4th uses water pipe；On the paper machine clear water supplement pond water pipe is used at least provided with one the 5th；Described 5th is two with water pipe,
The delivery port of one of them the 5th use water pipe is located at each equipment cooling water in workshop, the delivery port position of another the 5th use water pipe
At each equipment moisturizing in workshop.
It is preferred that, use water pipe, first with water pipe, the 5th with water pipe, the 4th with water pipe, the 3rd with water pipe, second first
Hydraulic pamp is equipped with pipeline, second pipe, described first is used at water with the delivery port of water pipe positioned at pulper；Described second uses
Water pipe is two, and one of them second is used at water with the delivery port of water pipe positioned at paper machine room broken pond, and another second uses water
The delivery port of pipe is located at each sump water of slip house slag removing system；Described 3rd is two with water pipe, and one of them the 3rd
It is located at the delivery port of water pipe at each equipment sealing water in workshop, the delivery port of another the 3rd use water pipe is each positioned at web part of paper machine
Use at water；The 4th use water pipe is two, and the delivery port of one of them the 4th use water pipe is respectively used at water positioned at slurrying, another
4th is respectively used at water with the delivery port of water pipe positioned at papermaking.
It is preferred that, it is equipped with outdoor turbid white water chest and in outdoor pure pond movement and scrapes mud agitator.
The utility model have the advantage that for：（1）By using cooperatively for turbid plain boiled water scummer and pure pond,
The pure water of turbid plain boiled water that paper machine and polydisc thickener are produced carries out classified utilization；
（2）For polydisc thickener produce pure water by gravity filter carry out secondary filter, one is then entered again
Classified utilization is walked, is handled while sewage treatment plant can also be sent into, so with directly being handled significantly plain boiled water before
The burden that cost reduces treatment plant is saved, the clear water produced after sewage treatment plant is handled is circulated again into slurrying and respectively used
Respectively used at water with papermaking at water, it is achieved thereby that a kind of closed circulation of pulping and paper-making plain boiled water is the zero-emission of plain boiled water.
Brief description of the drawings
Fig. 1 is the closed cycle system flow chart of pulping and paper-making plain boiled water.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of closed cycle system of pulping and paper-making plain boiled water, including paper machine, paper machine clear water supplement Chi Heduo
Disk thickener, turbid white water chest, in addition to turbid plain boiled water scummer and pure pond, the pure water are had in the forming net of paper machine
Pond is connected with turbid white water chest and is the pure water of turbid plain boiled water scummer supplement, water inlet and the turbid plain boiled water of the turbid plain boiled water scummer
The overfall in pond is connected, and the overfall of turbid plain boiled water scummer is communicated with outdoor turbid white water chest, is provided with outdoor turbid white water chest
First uses water pipe；The turbid plain boiled water outlet of the polydisc thickener is connected with the water inlet of turbid plain boiled water scummer, polydisc thickener
Pure water out be connected with the water inlet in pure pond, the overfall in pure pond is communicated with outdoor pure pond, in room
Water pipe is used at least provided with one second on outer pure pond, there is gravity filter in pure pond by the first pipeline communication, weight
The slag notch of power formula filter is communicated with the turbid white water chest of slurrying, and the delivery port of gravity filter is communicated with filtering clear water reserviors,
Water pipe is used at least provided with one the 3rd on filtering clear water reserviors, filtering clear water reserviors are communicated with sewage treatment plant by second pipe, dirty
Clear water reserviors use water pipe at least provided with one the 4th after the processing of water treatment plant；At least provided with one on the paper machine clear water supplement pond
5th uses water pipe；Described 5th is two with water pipe, and one of them the 5th is located at each equipment in workshop with the delivery port of water pipe and cooled down
Use at water, the delivery port of another the 5th use water pipe is located at each equipment moisturizing in workshop.
In order to realize liquid level difference is produced between distinct device transportation problem, and also to improve transfer efficiency, the
One is all provided with water pipe, the 4th with water pipe, the 3rd with water pipe, second with water pipe, the 5th with water pipe, the first pipeline, second pipe
There is hydraulic pamp, described first is used at water with the delivery port of water pipe positioned at pulper；Described second is two with water pipe, one of them
The delivery port of second use water pipe is used at water positioned at paper machine room broken pond, and the delivery port of another the second use water pipe is located at slurrying car
Between at each sump water of slag removing system；The 3rd use water pipe is two, and the delivery port of one of them the 3rd use water pipe is located at car
Between at each equipment sealing water, another the 3rd is respectively used at water with the delivery port of water pipe positioned at web part of paper machine；Described 4th uses water
Manage as two, the delivery port of one of them the 4th use water pipe is respectively used at water positioned at slurrying, the delivery port of another the 4th use water pipe
Respectively used positioned at papermaking at water.
In order to further reduce outdoor turbid white water chest and the ratio of harmful components is turbid white in outdoor in outdoor pure pond
Pond and it is equipped with outdoor pure pond and mobile scrape mud agitator and carry out sudden and violent gas disposal.
The plain boiled water processing method that a kind of closed cycle system using above-mentioned pulping and paper-making plain boiled water is carried out, including following step
Suddenly：
A：Turbid plain boiled water enters turbid white water chest under the forming net filter of paper machine, then enters turbid white by the overfall of turbid white water chest
In water scummer, the turbid plain boiled water that at the same time polydisc thickener is produced also enters in turbid plain boiled water scummer, and polydisc thickener is produced
Pure water enter in pure pond, pure pond is connected with turbid white water chest and is the pure water of turbid plain boiled water scummer supplement；
B：Turbid plain boiled water after the processing of turbid plain boiled water scummer enters outdoor turbid white by the overfall of turbid plain boiled water scummer
Pond, with water pipe is then pulper with providing water source at water by first；
C：A part of pure water in pure pond overflows to outdoor pure pond, is then papermaking with water pipe by second
Mill broke pond is with providing water source at water and at each sump water of slip house slag removing system；Another part in pure pond is clear
Plain boiled water is entered in gravity filter by hydraulic pamp, and it is turbid white that the impurity produced after gravity filter is handled enters slurrying
In pond；
D：The clear water produced after gravity filter is handled enters in filtering clear water reserviors, one in filtering clear water reserviors
Distinguish water by the 3rd with water pipe at each equipment sealing water in workshop and web part of paper machine is each with providing water source at water；Filter clear water
Another part clear water in pond enters sewage treatment plant by hydraulic pamp, and the clear water produced after sewage treatment plant is handled enters
It is then each with water and papermaking is each with providing water source at water for slurrying with water pipe by the 4th again after processing in clear water reserviors；
E：Meanwhile, it is what each equipment in workshop at each equipment cooling water in workshop with water pipe that paper machine clear water, which supplements pond by the 5th,
Water source is provided at moisturizing.
In order to further reduce outdoor turbid white water chest and the turbid plain boiled water outside the ratio room of harmful components in outdoor pure pond
Pond and outdoor pure pond are carried out after sudden and violent gas disposal, then by first with water pipe for pulper with providing water source at water, by the
Two provide water source for paper machine room broken pond with water pipe with water and at each sump water of slip house slag removing system.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement, but these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technology of the utility model
The spirit and scope of scheme.
Claims (3)
1. a kind of closed cycle system of pulping and paper-making plain boiled water, including paper machine, paper machine clear water supplement pond and polydisc thickener, in paper
The forming net of machine has turbid white water chest, it is characterised in that also including turbid plain boiled water scummer and pure pond, the pure pond
It is connected with turbid white water chest and is the pure water of turbid plain boiled water scummer supplement, water inlet and the turbid white water chest of the turbid plain boiled water scummer
Overfall be connected, the overfall of turbid plain boiled water scummer is communicated with outdoor turbid white water chest, provided with the on outdoor turbid white water chest
One uses water pipe；The turbid plain boiled water outlet of the polydisc thickener is connected with the water inlet of turbid plain boiled water scummer, polydisc thickener
Pure water out is connected with the water inlet in pure pond, and the overfall in pure pond is communicated with outdoor pure pond, in outdoor
Water pipe is used at least provided with one second on pure pond, there are gravity filter, gravity in pure pond by the first pipeline communication
The slag notch of formula filter is communicated with the turbid white water chest of slurrying, and the delivery port of gravity filter is communicated with filtering clear water reserviors, in mistake
Water pipe is used at least provided with one the 3rd on filtering pond, filtering clear water reserviors are communicated with sewage treatment plant, sewage by second pipe
Clear water reserviors use water pipe at least provided with one the 4th after the processing for the treatment of plant；At least provided with one the on paper machine clear water supplement pond
Five use water pipe；Described 5th is two with water pipe, and one of them the 5th is located at each equipment cooling in workshop with the delivery port of water pipe and used
At water, the delivery port of another the 5th use water pipe is located at each equipment moisturizing in workshop.
2. the closed cycle system of pulping and paper-making plain boiled water according to claim 1, it is characterised in that first with water pipe,
Second with water pipe, the 3rd with water pipe, the 4th with water pipe, the 5th with being equipped with hydraulic pamp on water pipe, the first pipeline, second pipe,
Described first is used at water with the delivery port of water pipe positioned at pulper；Described second is two with water pipe, and one of them second uses water
The delivery port of pipe is used at water positioned at paper machine room broken pond, and another second removes slag system with the delivery port of water pipe positioned at slip house
Unite at each sump water；The 3rd use water pipe is two, and the delivery port of one of them the 3rd use water pipe is located at each equipment in workshop
At sealing water, the delivery port of another the 3rd use water pipe is respectively used at water positioned at web part of paper machine；Described 4th is two with water pipe,
The delivery port of one of them the 4th use water pipe is respectively used at water positioned at slurrying, and the delivery port of another the 4th use water pipe is each positioned at papermaking
Use at water.
3. the closed cycle system of pulping and paper-making plain boiled water according to claim 1 or 2, it is characterised in that turbid white in outdoor
Pond and be equipped with outdoor pure pond movement scrape mud agitator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275647.4U CN206570613U (en) | 2017-03-21 | 2017-03-21 | A kind of closed cycle system of pulping and paper-making plain boiled water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275647.4U CN206570613U (en) | 2017-03-21 | 2017-03-21 | A kind of closed cycle system of pulping and paper-making plain boiled water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206570613U true CN206570613U (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720275647.4U Withdrawn - After Issue CN206570613U (en) | 2017-03-21 | 2017-03-21 | A kind of closed cycle system of pulping and paper-making plain boiled water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206570613U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758476A (en) * | 2017-03-21 | 2017-05-31 | 李飞 | The closed cycle system and processing method of a kind of pulping and paper-making plain boiled water |
| CN108423923A (en) * | 2018-02-12 | 2018-08-21 | 浙江和泓环保纸业有限公司 | A kind of recoverying and utilizing method of papermaking wastewater |
-
2017
- 2017-03-21 CN CN201720275647.4U patent/CN206570613U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758476A (en) * | 2017-03-21 | 2017-05-31 | 李飞 | The closed cycle system and processing method of a kind of pulping and paper-making plain boiled water |
| CN106758476B (en) * | 2017-03-21 | 2018-03-09 | 李飞 | A kind of closed cycle system and processing method of pulping and paper-making plain boiled water |
| CN108423923A (en) * | 2018-02-12 | 2018-08-21 | 浙江和泓环保纸业有限公司 | A kind of recoverying and utilizing method of papermaking wastewater |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171020 Effective date of abandoning: 20180309 |
|
| AV01 | Patent right actively abandoned |