CN2536637Y - Papermaking black liquid full recovery devices - Google Patents
Papermaking black liquid full recovery devices Download PDFInfo
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- CN2536637Y CN2536637Y CN 02268664 CN02268664U CN2536637Y CN 2536637 Y CN2536637 Y CN 2536637Y CN 02268664 CN02268664 CN 02268664 CN 02268664 U CN02268664 U CN 02268664U CN 2536637 Y CN2536637 Y CN 2536637Y
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- pipeline
- dosing mouth
- black liquid
- pump
- retracting device
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Abstract
The utility model relates to a full recovery device for papermaking black liquor, which is characterized in that: a press arranged at a sizing agent outlet of a blow bin is connected with a concentrated black liquor collection pool by a pipeline, the collection pool is communicated with a mixer inside by an immersion pump and a reagent pipeline, and a dosing opening for polymerizing agent and a dosing opening for complexing agent are arranged successively on the reagent pipeline; the mixer is then communicated with a reaction liquid pool, which is connected with a filtering equipment by an immersion pump and a pipeline, by a pipeline, the filtering equipment is connected with a filtrate pool, which is communicated with a reaction tank by an immersion pump and a pipeline, by a pipeline, a dosing opening for reactant and a dosing opening for conditioner are arranged at the upper part of the reaction tank while the bottom of the reaction tank is connected with a flow tank by a pipeline, the flow tank is connected with a water tank used for spherical digester recovery, and the bottom of the flow tank is communicated with the filtering equipment by a sludge pump and a pipeline. The utility model has an advantage that the clarified water can be fully recovered for the production line spherical digester, as the utility model makes full and effective use of the integrity of utility model with fewer equipment settings and appropriate plant model selection and connection mode.
Description
(1) technical field
The utility model relates to the improvement of papermaking wastewater treating apparatus, specifically is the full retracting device of a kind of black liquid, and it belongs to the industrial sewage treatment technology field.
(2) background technology
As everyone knows, in the existing paper technology, the waste liquid that the paper mill is discharged is divided into three kinds: the one, and black liquor, the 2nd, rare black liquor, the 3rd, terminal water.Wherein black liquid is the concentration maximum, pollutes the most serious industrial wastes.Different treating paper-making black liquors and equipment are arranged.Have a kind of Silvola recovery to handle the device of black liquid, its equipment be provided with too much and also scale too big, the lectotype selection that has is improper, connected mode is improper, can not bring into play its effect effectively, and power consumption is big, the operating cost height, poor processing effect is difficult to realize qualified discharge.
(3) technology contents
The purpose of this utility model is to provide a kind of black liquid full retracting device.This device will be with the less equipment setting, and appropriate lectotype selection and connected mode are fully brought into play the effect of single unit system effectively, is used for production line with full recovery of clear water that reaches after the processing.
Task of the present utility model is realized by following technical scheme, developed the full retracting device of a kind of black liquid, it is arranged on after rotary spherical digester and the jetting storehouse, slurry outlet place at jetting storehouse is provided with press master, the concentrated black liquid outlet of this press master inserts the concentrated black liquid collecting pit by pipeline, this pond turns in the blender by immersion liquid pump and pharmaceutical pipeline, polymerizer dosing mouth and complexing agent dosing mouth successively are set on this section pharmaceutical pipeline, this blender inserts in the reaction liquid pool by pipeline again, this liquid pool turns on the filter plant by immersion liquid pump and pipeline, the filtrate (liquid of this filter plant inserts in the reservoir by pipeline, this reservoir turns in the reactive tank by immersion liquid pump and pipeline, this groove top also is provided with reactant dosing mouth and conditioning agent dosing mouth, this groove bottom land inserts in the sedimentation basin by pipeline, this sedimentation basin is picked to the rotary spherical digester recovery by clarified water pump and pipeline and is used water pot, and the bottom of this sedimentation basin turns on the filter plant by sludge pump and pipeline.
The described press master of the full retracting device of this black liquid, it is two kinds of press masters of serial connection, i.e. Chuan Jie crawler type press master and single-screw formula press master, or the crawler type press master and the double-screw type press master of serial connection, or the double-screw type press master and the single-screw formula press master of serial connection.
Between described concentrated black liquid collecting pit of the full retracting device of this black liquid and the blender, also be provided with reciprocating sieve and black liquor storage pool by the pipeline serial connection, promptly this collecting pit turns on the reciprocating sieve by immersion liquid pump and pipeline, the black liquid outlet of this reciprocating sieve turns in the black liquor storage pool by pipeline, and this storage pool turns on the pharmaceutical pipeline by immersion liquid pump and pipeline.
The described pharmaceutical pipeline of the full retracting device of this black liquid, the polymerizer dosing mouth and the complexing agent dosing mouth that are provided with on it, or respectively by the polymerizer jar, the complexing agent jar, compression pump, flowmeter and pipeline turn on the corresponding dosing mouth; Or respectively by the polymerizer jar, the complexing agent jar, Venturi formula feeder and pipeline turn on the corresponding dosing mouth.
The described blender of the full retracting device of this black liquid, it is a turbomixer, or is the baffle-type blender.
The described filter plant of the full retracting device of this black liquid, it is a plate and frame filter press, or is centrifuge, or is screw centrifuge.
The described reactive tank of the full retracting device of this black liquid, it is the reactive tank that is provided with agitator.
The described reactive tank of the full retracting device of this black liquid, reactant dosing mouth that this groove top is provided with and conditioning agent dosing mouth are to pass through the reactant jar respectively, conditioning agent jar and pipeline turn on the corresponding dosing mouth.
Advantage of the present utility model is: because two kinds of press masters of serial connection are set at the slurry outlet place of jetting storehouse, i.e. Chuan Jie crawler type press master and single-screw formula press master, or the crawler type press master and the double-screw type press master of serial connection, or the double-screw type press master and the single-screw formula press master of serial connection; Make press master earlier the boiling slurry to be concentrated, (its concentration is 10 * 10 to isolate the bigger concentrated black liquid of concentration
4About mg/l) insert the concentrated black liquid collecting pit by pipeline, through naturally cooling to normal temperature.Owing to set up reciprocating sieve between concentrated black liquid collecting pit and black liquor storage pool, the slurry that this reciprocating sieve is told is handled by pipeline loopback press master, makes slurry as much as possible be recovered in the production line, has improved the papermaking economic benefit.Because the concentrated black liquid collecting pit turns in the blender by immersion liquid pump and pharmaceutical pipeline, polymerizer dosing mouth and complexing agent dosing mouth successively are set again on this section pharmaceutical pipeline, two these dosing mouths are again respectively by the polymerizer jar, the complexing agent jar, compression pump, flowmeter and pipeline turn on the corresponding dosing mouth, make three pumps (immersion liquid pump, polymerizer compression pump, complexing agent compression pump) unify, force the pipeline dosing simultaneously, realize the rapid-action purpose, again in blender through the cushioning effect of impeller or plate washer, reach the effect of abundant reaction.Reacted liquid inserts in the reaction liquid pool by pipeline and stops more than 10 hours, turns on the filter plant by immersion liquid pump and pipeline again, filters, and filter residue is made lignin through drying and other treatment.Owing to after reservoir, connect the reactive tank that belt stirrer is arranged by immersion liquid pump and pipeline, this groove top also is provided with reactant dosing mouth and conditioning agent dosing mouth, two these dosing mouths are respectively by the reactant jar, conditioning agent jar and pipeline turn on the corresponding dosing mouth, make two kinds of medicaments successively to join in the reactive tank respectively, the general reactant that adds earlier, through stirring, in groove, stop more than 8 hours, add conditioning agent afterwards again, through stirring, insert the sedimentation basin by pipeline from this groove bottom land.Natural sedimentation was delivered to rotary spherical digester recovery water pot by clarified water pump and pipeline with supernatant more than 7 hours in this sedimentation basin.The natural sedimentation thing of the bottom of this sedimentation basin can turn on the filter plant by sludge pump and pipeline, filters, and filter residue is made lignin through drying and other treatment.This device has been realized with the less equipment setting, and appropriate lectotype selection and connected mode are fully brought into play the effect of single unit system effectively, has reached the full purpose that is used for production line rotary spherical digester water that reclaims of clear water after handling.
(4) accompanying drawing and embodiment
Embodiment accompanying drawings of the present utility model is as follows:
Fig. 1 is the equipment flowsheet of the full retracting device of black liquid.
Referring to Fig. 1, the full retracting device of a kind of black liquid that builds up, in ten thousand tons of slurrying scales for equipment is set, it is arranged on rotary spherical digester and jetting storehouse (not drawing among the figure) afterwards, the crawler type press master 1 and the double-screw type press master 2 of serial connection are set at the slurry outlet place of jetting storehouse (not drawing among the figure), the concentrated black liquid outlet of two these press masters 1,2 inserts 20m at least by pipeline
3Concentrated black liquid collecting pit 3, this pond 3 turns in the turbomixer 11 by immersion liquid pump 4 and pharmaceutical pipeline 19, successively polymerizer dosing mouth 20 and complexing agent dosing mouth 21 is set on this section pharmaceutical pipeline 19, this blender 11 inserts 200m at least by pipeline again
3Reaction liquid pool 9 in, this liquid pool 9 by immersion liquid pump 9 ' and pipeline turn on by air compressor machine 13, on the filter plant that pressurized tank 10 and plate and frame filter press 12 formed, the filtrate (liquid 12 of this filter plant ' insert 100m at least by pipeline
3Reservoir 14 in, this reservoir 14 by immersion liquid pump 14 ' and pipeline turn on the 10m at least of belt stirrer
3Reactive tank 15 in, these groove 15 tops also are provided with reactant dosing mouth 22 and conditioning agent dosing mouth 23, these groove 15 bottom lands insert in the sedimentation basin 16 by pipeline, this sedimentation basin 16 is picked to rotary spherical digester by clarified water pump 24 and pipeline and is reclaimed with water pot (not drawing among the figure), and the bottom of this sedimentation basin 16 turns on the plate and frame filter press 12 of filter plant by sludge pump 25 and pipeline.
Between described concentrated black liquid collecting pit 3 of the full retracting device of this black liquid and the blender 11, also be provided with reciprocating sieve 5 and 2000m at least by pipeline serial connection
3Black liquor storage pool 8, promptly this collecting pit 3 turns on the reciprocating sieve 5 by immersion liquid pump 4 and pipeline, the black liquid outlet of this reciprocating sieve 5 turns in the black liquor storage pool 8 by pipeline, this storage pool 8 by immersion liquid pump 8 ' and pipeline turn on the pharmaceutical pipeline 19.
The described pharmaceutical pipeline 19 of the full retracting device of this black liquid, the polymerizer dosing mouth 20 and the complexing agent dosing mouth 21 that are provided with on it are respectively by polymerizer jar 6, complexing agent jar 7, compression pump 6 ', 7 ', flowmeter 6 ", 7 " turn on the corresponding dosing mouth 20,21 with pipeline.
The described reactive tank 15 of the full retracting device of this black liquid, reactant dosing mouth 22 and conditioning agent dosing mouth 23 that these groove 15 tops are provided with are respectively by reactant jar 17, conditioning agent jar 18 compression pumps 17 ', 18 ', flowmeter 17 "; 18 " turn on the corresponding dosing mouth 22,23 with pipeline.
Claims (8)
1, the full retracting device of a kind of black liquid, it is arranged on after rotary spherical digester and the jetting storehouse, it is characterized in that: the slurry outlet place at jetting storehouse is provided with press master, the concentrated black liquid outlet of this press master inserts the concentrated black liquid collecting pit by pipeline, this pond turns in the blender by immersion liquid pump and pharmaceutical pipeline, polymerizer dosing mouth and complexing agent dosing mouth successively are set on this section pharmaceutical pipeline, this blender inserts in the reaction liquid pool by pipeline again, this liquid pool turns on the filter plant by immersion liquid pump and pipeline, the filtrate (liquid of this filter plant inserts in the reservoir by pipeline, this reservoir turns in the reactive tank by immersion liquid pump and pipeline, this groove top also is provided with reactant dosing mouth and conditioning agent dosing mouth, this groove bottom land inserts in the sedimentation basin by pipeline, this sedimentation basin is picked to the rotary spherical digester recovery by clarified water pump and pipeline and is used water pot, and the bottom of this sedimentation basin turns on the filter plant by sludge pump and pipeline.
2, according to the full retracting device of the described black liquid of claim 1, it is characterized in that: described press master, it is two kinds of press masters of serial connection, i.e. Chuan Jie crawler type press master and single-screw formula press master, or the crawler type press master and the double-screw type press master of serial connection, or the double-screw type press master and the single-screw formula press master of serial connection.
3, according to the full retracting device of the described black liquid of claim 1, it is characterized in that: between described concentrated black liquid collecting pit and the blender, also be provided with reciprocating sieve and black liquor storage pool by the pipeline serial connection, promptly this collecting pit turns on the reciprocating sieve by immersion liquid pump and pipeline, the black liquid outlet of this reciprocating sieve turns in the black liquor storage pool by pipeline, and this storage pool turns on the pharmaceutical pipeline by immersion liquid pump and pipeline.
4, according to claim 1 or the full retracting device of 3 described black liquids, it is characterized in that: described pharmaceutical pipeline, the polymerizer dosing mouth and the complexing agent dosing mouth that are provided with on it, or respectively by the polymerizer jar, the complexing agent jar, compression pump, flowmeter and pipeline turn on the corresponding dosing mouth; Or respectively by the polymerizer jar, the complexing agent jar, Venturi formula feeder and pipeline turn on the corresponding dosing mouth.
5, according to claim 1 or the full retracting device of 3 described black liquids, it is characterized in that: described blender, it is a turbomixer, or is the baffle-type blender.
6, according to the full retracting device of the described black liquid of claim 1, it is characterized in that: described filter plant, it is a plate and frame filter press, or is centrifuge, or is screw centrifuge.
7, according to the full retracting device of the described black liquid of claim 1, it is characterized in that: described reactive tank, it is the reactive tank that is provided with agitator.
8, according to the full retracting device of the described black liquid of claim 1, it is characterized in that: described reactive tank, reactant dosing mouth that this groove top is provided with and conditioning agent dosing mouth are to pass through the reactant jar respectively, and conditioning agent jar and pipeline turn on the corresponding dosing mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02268664 CN2536637Y (en) | 2002-08-03 | 2002-08-03 | Papermaking black liquid full recovery devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02268664 CN2536637Y (en) | 2002-08-03 | 2002-08-03 | Papermaking black liquid full recovery devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2536637Y true CN2536637Y (en) | 2003-02-19 |
Family
ID=33734061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02268664 Expired - Fee Related CN2536637Y (en) | 2002-08-03 | 2002-08-03 | Papermaking black liquid full recovery devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2536637Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736121A (en) * | 2019-01-29 | 2019-05-10 | 阿拉尔市富丽达纤维有限公司 | A kind of technique and its device handling black liquor |
-
2002
- 2002-08-03 CN CN 02268664 patent/CN2536637Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736121A (en) * | 2019-01-29 | 2019-05-10 | 阿拉尔市富丽达纤维有限公司 | A kind of technique and its device handling black liquor |
| CN109736121B (en) * | 2019-01-29 | 2024-04-16 | 阿拉尔市中泰纺织科技有限公司 | Process and device for treating black liquor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |