CN2106850U - Compound paper pulp dregs remover - Google Patents
Compound paper pulp dregs remover Download PDFInfo
- Publication number
- CN2106850U CN2106850U CN 91231663 CN91231663U CN2106850U CN 2106850 U CN2106850 U CN 2106850U CN 91231663 CN91231663 CN 91231663 CN 91231663 U CN91231663 U CN 91231663U CN 2106850 U CN2106850 U CN 2106850U
- Authority
- CN
- China
- Prior art keywords
- slag
- inlet
- dreg
- paper pulp
- separator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229920001131 Pulp (paper) Polymers 0.000 title claims abstract description 20
- 150000001875 compounds Chemical class 0.000 title claims description 15
- 238000007599 discharging Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000002893 slag Substances 0.000 claims description 66
- 239000002002 slurry Substances 0.000 claims description 24
- 230000000740 bleeding effect Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000003818 cinder Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 239000011440 grout Substances 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract 6
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011403 purification operation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The utility model relates to a dreg removing device for paper pulp, belonging to the paper-making industry. The utility model comprises a cylindrical dreg removing device on the first section, a conical dreg removing device on the second section, a flow jetting dreg pumping device, an air pumping separator, and a dreg discharging device, wherein, the flow jetting dreg pumping device, the air pumping separator, and the dreg discharging device are communicated with the cylindrical dreg removing device and the conical dreg removing device. The residual pulp dreg of the pulp in the first section and part of good pulp respectively enter the air pumping separator and the conical dreg removing device on the second section through the flow jetting dreg pumping device; good pulp is recovered from the re-treatment. The pulp dreg is divided into a light grade, a medium grade and a heavy grade, and is discharged through a terminal dreg discharging device. The utility model adopts the combined mode of sealed process and combined type, having reasonable structure and favorable performance; the purposes of high paper pulp purification, low power consumption, and less fibre running off are achieved.
Description
The utility model belongs to the paper pulp deslagging device in the paper industry.
Domestic paper mill is to paper pulp slag removal and purification operation, generally adopts traditional three grades to remove slag system and realize, promptly cylindrical or hydrocyclone removes the gred respectively with two sections.Slurry in the stock tank is behind a disconnected scummer, and the good slurry of a part is regained, and all the other enter stock tank, enters the slurry of stock tank and slag again by two sections scummers slagging-off, carries out altogether three times successively, finishes slag removal.Overall process is open, and when removing the gred, slurry is to be converted into the vorticity with certain speed by the static determinacy state at every turn, and energy consumption is big.The slurry position is unstable, and fiber loss is many, and efficient is low.External spendable paper pulp scummer is formed by multistage is multistage, is suitable for big industrial production, and complex structure costs an arm and a leg.
For avoiding above-mentioned weak point, the purpose of this utility model is to provide a kind of process sealing, duplex, power consumption low, and fiber loss is few, and the compound deslagging device of the paper pulp that purification efficiency is high is applicable to middle-size and small-size papermaking enterprise.
For achieving the above object, technical characterictic of the present utility model is as follows.
The compound deslagging device of paper pulp belongs to the production process enclosed type, is the combining form of two sections three grades of slagging-off.As shown in Figure 1 and Figure 2, it comprises frame, 1, two section hydrocyclone 5 of 6, one sections cylindricality scummers of pipeline, and the jet that is connected with scummer is taken out slag device 2, bleed separator 3 and three grades of slag-discharging devices 4.For realizing the production process sealing, the relevant position of each several part is to arrange like this and connection: one section cylindricality scummer is provided with stock inlet and very starches outlet, be provided with the tail slurry outlet at hypomere tail cone place, the slag inlet that its outlet is taken out the slag device through pipeline and jet is communicated with, jet is taken out the slag device and is provided with two slag notches, one of them slag notch communicates with the slag inlet of the separator of bleeding, the slag notch of separator of bleeding is communicated with the slag inlet of the light cinder removing device of the first order, jet is taken out another slag notch of slag device, communicate with the slag inlet of the heavy cinder removing device in the second level and the tail slurry stock inlet of two sections hydrocyclones respectively through the eddy flow two siphunculus, the slag notch of two sections hydrocyclones communicates with the slag inlet of cinder removing device in the third level.Each several part connects by pipeline.
Each modular construction of the present utility model is as follows.
As shown in Figure 3, one section cylindricality scummer is made up of epimere cylindrical body and hypomere awl arc body.Epimere is provided with stock inlet, good slurry outlet, and hypomere is provided with the tail slurry outlet, and three layers of spacer are housed in the epimere cylindrical body.
As shown in Figure 4, the inner chamber that jet is taken out the slag device is divided into three sections, about two sections flare shapes, middle one section is connected by tubular trunnion, horn mouth one end is a water inlet, tubaeform collapsible tube is housed in the water inlet, and a other end and one side respectively is provided with slag notch, and the opposite side that jet is taken out the slag device is provided with slag inlet.
The separator of bleeding is round can shaped, as shown in Figure 5.Top is provided with gas outlet and slag inlet, and the bottom is provided with slag-drip opening, and an end is provided with water inlet.
The structure of two sections hydrocyclones that communicate with the separator of bleeding as shown in Figure 7.Be provided with tail slurry stock inlet and grout outlet on the top of hydrocyclone, an awl mouthful place in bottom is provided with slag notch, and the cone inwall is equipped with rubber liner.
Three grades of slag-discharging devices such as Fig. 2, shown in Figure 6 that takes out that slag device, two sections hydrocyclones be connected with the separator of bleeding, jet respectively, slag-discharging device is round can shaped, and two ends respectively are provided with slag inlet and slag-drip opening, and a side is equipped with water inlet and visor.
Below in conjunction with accompanying drawing the utility model is further described.
The compound deslagging device structure chart of Fig. 1 paper pulp;
Each parts mutual alignment floor map of the compound deslagging device of Fig. 2 paper pulp.
One section cylindricality scummer of Fig. 3 structural representation;
Fig. 4 jet is taken out slag device inner-cavity structure schematic diagram;
Fig. 5 cyclone separator arrangement schematic diagram of bleeding;
Fig. 6 slag-discharging device structural representation;
Two sections scummer structural representations of Fig. 7.
Among the figure: 1 one sections cylindricality scummers, 2 jets are taken out the slag device, 3 separators of bleeding, 4 slag-discharging devices, 5 two sections hydrocyclones, 6 frame pipelines, 7 one sections cylindricality scummers are very starched outlet, the outlet of 8 tail slurries, 9 stock inlets, 10 inner spacing collars, 11 jets are taken out slag device right horn inner chamber, the tubaeform collapsible tube of 12 water inlets, tubular trunnions in the middle of 13,14 left horn inner chambers, the 15 separator slag inlets of bleeding, 16 water inlets, 17 slag-drip openings, 18 gas outlets, 19 slag-discharging device slag inlets, 20 visors, 21 slag notches, 22 water inlets, 23 2 sections hydrocyclone grout outlets, 24 rubber liners, 25 slag notches, 26 tail slurry stock inlets.
The course of work of compound paper pulp dregs remover is as follows:
By the slurry that transports except pulp pump, at first enter the downside stock inlet of one section cylindricality scummer, slurry is along the operation of cylindrical shell inner spacing collar, and through cyclonic separation, good slurry is flowed out by the upside grout outlet, in time spins off from slag removing system. Remaining fluid magazine and follow its part very to starch directly enters jet and takes out in the slag device, the screenings that is diluted under the effect of trunnion, be separated into light, in, weigh three grades. Screenings enters in two sections hydrocyclones in the part, and good slurry is in time separated and is retracted, and remaining middle slag enters slag-discharging device, is discharged by slag-drip opening; Directly entered in the heavy cinder removing device in the second level by the isolated heavy slag of jet separator, discharged by slag-drip opening; By the isolated light slag of jet separator and air, in the swabbing action of separator of bleeding, in the separator of bleeding enters the light cinder removing device of the first order, discharged by slag-drip opening. Finished the slag removal and purification process. On slag-discharging device, also be provided with visor, how much be convenient to observe inner slag liquid storage, in order in time discharge. From slurry feed to going out good slurry and deslagging, overall process is enclosed type, adopts two sections three grades of modes.
Advantage of the present utility model:
Owing to adopted the mode of duplex and process sealing, rational in infrastructure, performance good, Pulp purifiation efficient height, power consumption is low, fiber loss is few purpose have been reached. Saved the tailings pond, and choking phenomenon, the production site cleaning, easy to operate.
Embodiment:
1, one section cylindricality scummer
Model: volt season cut 610 types
2 jets are taken out the slag device
Throat pipe diameter is φ 10 * 10～φ 100 * 100
3 separators of bleeding are of a size of φ 100 * 200～φ 500 * 1000
Bleeding point diameter Dg10～20
4 two sections hydrocyclones
Model: rubber taper 606 types are imported and exported diameter phi 30～50
5 slag-discharging device dimension D g75 * 100～Dg300 * 1000
The utility model and traditional scummer performance comparison:
One section cylindricality scummer is compared with former design, because concentration suitably improves, moderate pressure reduces, and flow can suitably strengthen, and it is about 30% that production efficiency improves, and installed capacity can save 53.7%.
Because one section slagging-off noenergy is lost and to be put, impel two sections of native systems to remove the former design of slag ratio and avoided being converted into vortex velocity from static determinacy twice, two sections pumps can economize on electricity about 25%.
Because optimize the arrangement of, duplex, the heavy slag purifying rate of paper pulp can reach 95%, light slag purifying rate can reach more than 85%.
Because of the effect of production process sealing and slag-discharging device, stock losses can be reduced to below 1%.
Adopted the layering shunting of bottom centre's vacuum draw effect and top center, made the light impurities such as low molecular compound that form laitance and foam, also can have been removed simultaneously.
Claims (7)
1, a kind of process sealing, the compound deslagging device of the paper pulp of duplex, comprise frame, pipeline 6 and two sections scummers, i.e. one section cylindricality scummer 1 and two sections hydrocyclones 5, and the jet that is connected with scummer is taken out slag device 2, bleed separator 3 and three grades of slag-discharging devices 4, it is characterized in that one section cylindricality scummer is provided with stock inlet, good slurry outlet, be provided with the tail slurry outlet at hypomere tail cone place, the slag inlet that its outlet is taken out the slag device through pipeline and jet is communicated with, jet is taken out the slag device and is provided with two slag notches, one of them slag notch communicates with the slag inlet of the separator of bleeding, the slag notch of separator of bleeding is communicated with the slag inlet of the light cinder removing device of the first order, and another slag notch that jet is taken out the slag device communicates with the slag inlet of the heavy cinder removing device in the second level and the tail slurry stock inlet of two sections hydrocyclones respectively through the eddy flow two siphunculus, and the slag notch of two sections hydrocyclones communicates with the slag inlet of cinder removing device in the third level.
2, the compound deslagging device of paper pulp according to claim 1, it is characterized in that one section cylindricality scummer is made up of epimere cylindrical body and hypomere awl arc body, epimere is provided with stock inlet 9, and good slurry exports 7, hypomere is provided with tail slurry outlet 8, and three layers of spacer 10 are housed in the epimere cylindrical body.
3, the compound deslagging device of paper pulp according to claim 1, it is characterized in that jet takes out slag device inner chamber and be divided into three sections, about two section 11, the 14th, horn shape, middle one section is connected by tubular trunnion 13, horn mouth one end is a water inlet, tubaeform collapsible tube 1,2 is housed in the water inlet, and a other end and one side respectively is provided with slag notch, and the opposite side that jet is taken out the slag device is provided with slag inlet.
4, the compound deslagging device of paper pulp according to claim 1, the separator that it is characterized in that bleeding is round can shaped, and top is provided with gas outlet 18 and slag inlet 15, and the bottom is provided with slag-drip opening 17, one ends and is provided with water inlet 16.
5, the compound deslagging device of paper pulp according to claim 1 is characterized in that the top of two sections hydrocyclones is provided with tail slurry stock inlet 26 and grout outlet 23, and an awl mouthful place in bottom is provided with slag notch 25, and the cone inwall is equipped with rubber liner.
6, the compound deslagging device of paper pulp according to claim 1 is characterized in that three grades of slag-discharging devices are round can shaped, and two ends respectively are provided with slag inlet 19 and slag-drip opening 21, one sides are equipped with water inlet 22 and visor 20.
7, the compound deslagging device of paper pulp according to claim 1 is characterized in that:
Jet is taken out slag device trunnion and is of a size of φ 10 * 10～φ 100 * 100
The separator of bleeding is of a size of φ 100 * 200～φ 500 * 1000
Slag-discharging device is of a size of Dg75 * 100～Dg300 * 1000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91231663 CN2106850U (en) | 1991-12-13 | 1991-12-13 | Compound paper pulp dregs remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91231663 CN2106850U (en) | 1991-12-13 | 1991-12-13 | Compound paper pulp dregs remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2106850U true CN2106850U (en) | 1992-06-10 |
Family
ID=4936841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91231663 Granted CN2106850U (en) | 1991-12-13 | 1991-12-13 | Compound paper pulp dregs remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2106850U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504795B (en) * | 2012-12-03 | 2015-10-21 | Long Chen Paper Co Ltd | Waste paper recycling system |
| CN108999008A (en) * | 2018-09-20 | 2018-12-14 | 中国宣纸股份有限公司 | A kind of circulation slag removing system of rice paper latex |
-
1991
- 1991-12-13 CN CN 91231663 patent/CN2106850U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504795B (en) * | 2012-12-03 | 2015-10-21 | Long Chen Paper Co Ltd | Waste paper recycling system |
| CN108999008A (en) * | 2018-09-20 | 2018-12-14 | 中国宣纸股份有限公司 | A kind of circulation slag removing system of rice paper latex |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| 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 |