CN2368873Y - Vibration pulp purifying and concentrating screen - Google Patents
Vibration pulp purifying and concentrating screen Download PDFInfo
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- CN2368873Y CN2368873Y CN 98217575 CN98217575U CN2368873Y CN 2368873 Y CN2368873 Y CN 2368873Y CN 98217575 CN98217575 CN 98217575 CN 98217575 U CN98217575 U CN 98217575U CN 2368873 Y CN2368873 Y CN 2368873Y
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- sieve
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Abstract
The utility model relates to a vibration type pulp purifying and concentrating screen mainly composed of a pulp distributing box, a sieve plate, a water holding disc, a vibration supporting rack and a motor, wherein, the pulp distributing box is arranged at the upper end of the sieve plate which is arranged inside the water holding disc, and the water holding disc and the sieve plate are obliquely fixed on the vibration supporting rack which is provided with the motor of which the rotary shaft is provided with an off-weight wheel. The utility model integrates the functions of purification and concentration, which not only can remove impurities in pulp, but also can wash and concentrate the pulp. With the advantages of simple structure, low cost, and energy consumption saving, the utility model is especially suitable for the wash concentration of the pulping of recovered waste paper from waste cement sack paper and the wash concentration of the pulping of water paper decolouration.
Description
The utility model relates to purification and the enrichment facility of a kind of paper mill paper pulp.
In paper-making process, enter the paper pulp of machine hand's section, generally all need be through treatment process such as screening, purify, wash, be concentrated, to remove the impurity of sneaking in the paper pulp, the paper-making process take waste paper as raw material particularly, particular importance more seems, and the various screenings and purification, washing and the concentrator that use at present mostly are single functional character, and structure is complicated.
Screening and purification to paper pulp, using at present one of more equipment is high frequency vibrating frame sieve, Fig. 1 is the structural representation of high frequency vibrating frame sieve, and as shown in the figure, high frequency vibrating frame sieve mainly is comprised of slurry dispense case 1, up concave type sieve plate 2, vibration frame 3 and driving motor 4. Slurry dispense case 1 is above up concave type sieve plate 2 one ends, up concave type sieve plate 2 is fixed on the framework 3-1 of vibration frame 3, two eccentric wheels are housed on the rotating shaft 3-2 of vibration frame 3, when driving motor 4 drives the eccentric wheel rotation of rotating shaft 3-2 by belt pulley 3-3, make framework 3-1 together with 2 vibrations of up concave type sieve plate. Screened slurry enters up concave type sieve plate 2 by slurry intake case 1, very starches by sieve plate from following discharge, and thick slag is trapped within on the sieve plate. This sieve can only sieve thick impurity, need establish in addition cleaning equipment and remove fine impurity, and when screening need add a large amount of clear water of spray, this is a kind of dense formula screening installation that falls, strained pulp concentration is very low, generally below 0.8%, need set up concentrator.
The sixties, some were the paper mill of raw material with straw or bagasse, because of heteroproteose cell in the slurry many, affect the performance of manufacturing paper with pulp, in order to remove the heteroproteose cell in the slurry, a kind of oscillatory type plansifter once appearred, and the structure of this oscillatory type plansifter is similar to high frequency vibrating frame sieve with vibration principle, difference is to use the plane sieve plate instead without the concave sieve plate, screen frame tilts to lay slightly, is entered, flows out from the other end by the end of screening the pulp material from the screen frame top, and heteroproteose cell passes screen cloth and drains with plain boiled water. For guaranteeing that its normal operation screen cloth top must maintain certain liquid level, the maintenance of this liquid level is to be realized by the degree of draining that screen cloth plain boiled water is passed in control, thereby affect its screening effeciency and production capacity, slurry concentration after screening slightly is improved but amplitude is little, being far from being has concentrating function concurrently, and this oscillatory type plansifter is because the not good enough seldom use of effect.
To the washing of paper pulp with concentrated, exemplary apparatus commonly used is vacuum pulp washing machine, pressure wash engine and garden net thickener etc., and the horizontal vacuum band-type wash engine that in recent years occurs and two net extruding thickeners etc., although these equipment washings and concentrated effect are good, but complex structure, manufacturing cost is high, and power consumption is large. And be the paper mill of raw material with waste paper, small-sized paper mill particularly is in order to save investment, many enrichment facilities that use after slanted screen or bent sieve wash as secondary stock, this class enrichment facility is simple in structure, easily manufactured, small investment, obtain certain benefit, but this class enrichment facility friction effect, concentrated effect is poor, and it is little that concentration improves scope, generally can only be concentrated into the slurry concentration about 4%, bring limitation to its use.
The purpose of this utility model is to provide a kind of oscillatory type paper pulp to purify concentrated sieve, this device integrates purification and concentrating function, can remove the impurity in the paper pulp, can wash with concentrated slurry again, simple in structure, cost is low, the saving energy, be particularly suitable for the waste paper pulp-making washing concentrating of waste cement bag paper recycling and the washing concentrating of deinking slurrying, also can be as the washing concentrating device of general paper pulp.
The utility model oscillatory type paper pulp purifies concentrated sieve and mainly is made of slurry dispense case, sieve plate, drip pan, vibration bracing frame, motor. The slurry dispense case is in the upper end of sieve plate, and sieve plate is installed in the interior drip pan of drip pan and sieve plate tilts to be fixed on the vibration bracing frame, on the vibration bracing frame motor is housed, and an eccentric wheel is housed on the machine shaft.
Sieve plate of the present utility model can be the plane sieve plate, also can be spill cambered surface sieve plate, adopts curved surface sieve as described below, best results.
The curved surface sieve is made of framework and screen cloth, and the both sides of framework are parallel bent side plate, and the top of bent side plate is concavo-convex arc, has some grooves along bent limit, and parallel embedding is held the net horizontal stripe with the continuous concave-convex cambered surfaces that forms of two bent side plates in the groove; Hold on the net horizontal stripe and lay screen cloth.
The vibration bracing frame is made of bracing frame and resiliency supported pin.
Holding the net horizontal stripe can be steel bar, iron bar, copper bar or batten.
Screen cloth can be plastic wire or copper mesh.
Each major parameter of curved surface of the present utility model sieve and motor when following scope value, best results:
1, the curved surface sieve is 35-45 with the inclination angle of horizontal plane;
2, the arc radius of bent side plate top is 2-2.4 rice, the overlapping center line in the arc edge lengths of concave-convex arc;
3, screen cloth length is 2.2-3 rice, and width is 0.8-3 rice; Specification is 40-60 order net, but lining net or lining net not, and mesh is 8-14 order net during the lining net;
4, holding net horizontal stripe spacing is the 40-60 millimeter;
5, vibration motor is four utmost point motor or bipolar machines, and power of motor is 1.1-5 kilowatt, adapt with cover surface, and the eccentric wheel steel, its straight warp is the 90--120 millimeter, thickness 10--20 millimeter, eccentric throw 20--35 millimeters.
When operation principle of the present utility model is the rotation of driven by motor eccentric wheel, because the effect of centrifugal force makes motor produce vibration, and motor and vibration bracing frame are for being rigidly connected, therefore motor just drives vibration bracing frame, drip pan and the together vibration of curved surface sieve, because the curved surface sieve separates with the slurry dispense case, so the slurry dispense case does not vibrate.
When using with the dilution paper pulp (concentration is 0.5--2.5%) by being pumped into distributor box, become the lower concave-convex cambered surfaces that enters the curved surface screen cloth that overflows along the banner waterfall shape ground of compass screen surface through the distribution of distributor box, because the vibrations of action of gravitation and screen frame, most of moisture in the paper pulp and the subparticle of non-fiber pass mesh and enter drip pan, and drain from below outlet, be trapped in fiber on the wire side (good slurry) by screen cloth, tumble and to continue dehydration concentrated along the inclination curved surface, fall into stock tank from the below discharge gate.
The utility model compared with prior art has following advantage:
1, the vibration of existing high frequency vibrating frame sieve is that the rotating shaft 3-2 of framework 3 is driven by driving motor 4 by belt pulley 3-3, and motor needs special immobilizing foundation, complex structure.
The utility model directly is fixed on motor on the vibration bracing frame, and the curved surface sieve is vibrated with motor, and motor does not need special immobilizing foundation, and is therefore simple in structure.
2, the sieve plate of existing high frequency vibrating frame sieve is the level installation, and the screen cloth face is lower arcs of recesses, only has screening effect, without concentrated effect.
Curved surface sieve of the present utility model tilts to install, and the screen cloth face is concavo-convex arc, this device integrates purification and concentrating function, can remove the impurity in the paper pulp, can wash with concentrated, simple in structure slurry again, cost is low, the saving energy is particularly suitable for the waste paper pulp-making washing concentrating of waste cement bag paper recycling and the washing concentrating of deinking slurrying, also can be as the washing concentrating device of general paper pulp.
Fig. 1 is the structural representation of high frequency vibrating frame sieve.
Fig. 2-the 1st, oscillatory type paper pulp of the present utility model purify concentrated sieve front view.
Fig. 2-the 2nd, the top view of Fig. 2-1.
Below by embodiment and accompanying drawing the utility model is described in more detail.
Oscillatory type paper pulp of the present utility model purifies concentrated structure of sieving as shown in Figure 2, wherein Fig. 2-1 is front view, Fig. 2-2 is top view, as shown in the figure, oscillatory type paper pulp of the present utility model purifies to concentrate to sieve mainly and is made of slurry dispense case 1, curved surface sieve 5, drip pan 6, vibration bracing frame 7, motor 8. Slurry dispense case 1 is in the upper end of curved surface sieve 5, and curved surface sieve 5 is installed in the drip pan 6, and drip pan 6 and curved surface sieve 5 tilt to be fixed on the vibration bracing frame 7, on the vibration bracing frame 7 motor 8 are housed, and an eccentric wheel is housed in the rotating shaft of motor 8.
Curved surface sieve 5 is made of framework and screen cloth, and the both sides of framework are parallel bent side plate 5-1, and the top of bent side plate 5-1 is concavo-convex arc, has some grooves along bent limit, and parallel embedding is held net horizontal stripe 5-2 and two bent side plates are linked to each other formed concave-convex cambered surfaces in the groove; Hold and lay screen cloth 5-3 on the net horizontal stripe.
Concrete operations embodiment of the present utility model is as shown in the table.
| The | 1 | 2 | 3 | |
| Structure and parameter | The arc-shaped curved surface structure: horizontal stripe and spacing veil backing wire vibration motor parameter are supported in length and width (mm) nominal area Curved arc radius screen frame inclination angle: the straight warp of motor pole number power of motor (kW) vibration frequency (Hz) eccentric wheel and thickness eccentric throw (mm) | 2200 800 1.5(m 2) 45 ° of φ 10 * 50 of 2000 (mm) (mm), 40 order plastic wires, 15 order copper mesh, 4 2.2 24 φ 85 * 10 (mm) 20 | 2200 2000 4(m 2) 40 ° of ф 2 * 50 of 2200 (mm) (mm), 40 order plastic wires, 12 order copper mesh, 4 3.0 24 φ 90 * 12 (mm) 25 | 2400 2200 5(m 2) 40 ° of φ 12 * 60 of 2200 (mm) (mm), 60 order plastic wires, 14 order copper mesh, 4 3.0 24 φ 100 * 15 (mm) 30 |
| Service condition | Use occasion | Washing behind the waste cement bag paper pulping, purification and concentrated | The deinking washing of road woods waste paper and cigarette case waste paper is with concentrated | Kowtowing of hardwood pulp and softwood pulp is front concentrated |
| Produce the paper kind | The regeneration sack kraft paper | Middle-grade toilet paper | Cultural paper | |
| Production capacity (ton/day) | 5--6 | 5--6 | 12--15 | |
| Concentrated effect | Advance to starch concentration (%) pulp concentration (%) | 0.8--1.5 5.0--5.5 | 0.6--0.8 5.0--5.5 | 1.5--2.5 the 7.0--8.0 slurry concentration can be brought up to the requirement that is suitable for middle concentrated jordaning more than 6%, in can be used as dense mill supporting concentrator. |
| The washing, purifying effect | The washing of two series connection twice is with concentrated, replace the washing of one decker of original twice slanted screen and wash engine with concentrated, wash disposed slurry pH value 7-7.5, most of residual cement granules all is removed, the production of paper machine is normal, and the speed of a motor vehicle improves 10-15 m/min | The washing of two series connection twice is washed disposed | ||
Result of implementation shows, oscillatory type paper pulp of the present utility model purifies concentrated sieve and has subparticle and the washing concentrating function of removing simultaneously in the paper pulp, be suitable for the washing of waste paper pulp-making and deinking with concentrated, also be suitable for the washing of general paper pulp with concentrated, the particularly purification of waste cement bag paper pulp and washing.
Claims (6)
1, a kind of oscillatory type paper pulp purifies concentrated sieve, it is characterized in that mainly being consisted of by slurry dispense case, sieve plate, drip pan, vibration bracing frame, motor, the slurry dispense case is in the upper end of sieve plate, sieve plate is installed in the drip pan, drip pan and sieve plate tilt to be fixed on the vibration bracing frame, on the vibration bracing frame motor is housed, an eccentric wheel is housed on the machine shaft.
2, purify concentrated sieve according to oscillatory type paper pulp claimed in claim 1, it is characterized in that sieve plate adopts the curved surface sieve, the curved surface sieve is made of framework and screen cloth, the both sides of framework are parallel bent side plate, the top of bent side plate is concavo-convex arc, have some grooves along bent limit, parallel embedding is held the net horizontal stripe with the continuous concave-convex cambered surfaces that forms of two bent side plates in the groove, holds on the net horizontal stripe and lays screen cloth.
3, purify concentrated sieve according to oscillatory type paper pulp claimed in claim 1, it is characterized in that vibrating bracing frame and consisted of by bracing frame and resiliency supported pin.
4, purify concentrated sieve according to claim 1 or 2 described oscillatory type paper pulp, it is characterized in that curved surface sieve and the inclination angle of horizontal plane are 35--45 °; The arc radius of bent side plate top is 2-2.4 rice, the overlapping center line in the arc edge lengths of concave-convex arc; Screen cloth length is 2.2-3 rice, and width is 0.8-3 rice, and specification is 40-60 order net, and mesh is 8-14 order net during the lining net; Holding net horizontal stripe spacing is the 40-60 millimeter; Vibration motor is four utmost point motor or bipolar machines, and power of motor is 1.1-5 kilowatt, and the eccentric wheel diameter is the 90-120 millimeter, thickness 10-20 millimeter, eccentric throw 20-35 millimeter.
5, purify concentrated sieve according to oscillatory type paper pulp claimed in claim 2, it is characterized in that holding the net horizontal stripe is steel bar or iron bar or copper bar or batten.
6, purify concentrated sieve according to oscillatory type paper pulp claimed in claim 2, it is characterized in that screen cloth is plastic wire or copper mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98217575 CN2368873Y (en) | 1998-08-24 | 1998-08-24 | Vibration pulp purifying and concentrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98217575 CN2368873Y (en) | 1998-08-24 | 1998-08-24 | Vibration pulp purifying and concentrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2368873Y true CN2368873Y (en) | 2000-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98217575 Expired - Fee Related CN2368873Y (en) | 1998-08-24 | 1998-08-24 | Vibration pulp purifying and concentrating screen |
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| Country | Link |
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| CN (1) | CN2368873Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572415A (en) * | 2012-08-07 | 2014-02-12 | 新疆农业科学院经济作物研究所 | Injury-free impurity-removing slideway for long-staple ginned cotton |
| CN104532649A (en) * | 2014-12-20 | 2015-04-22 | 华南理工大学 | Adjustable box-type pulp concentrating device |
| CN107724153A (en) * | 2017-10-19 | 2018-02-23 | 中国宣纸股份有限公司 | Paper pulp shake frame sieve |
| CN108160474A (en) * | 2018-03-21 | 2018-06-15 | 东北农业大学 | A kind of compound curved surface type sorting screen |
| CN113415865A (en) * | 2021-08-23 | 2021-09-21 | 徐州欧润泵业有限公司 | Self-resetting intervention type and passive operation metal recovery machine for copper industry sewage treatment |
-
1998
- 1998-08-24 CN CN 98217575 patent/CN2368873Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572415A (en) * | 2012-08-07 | 2014-02-12 | 新疆农业科学院经济作物研究所 | Injury-free impurity-removing slideway for long-staple ginned cotton |
| CN104532649A (en) * | 2014-12-20 | 2015-04-22 | 华南理工大学 | Adjustable box-type pulp concentrating device |
| CN104532649B (en) * | 2014-12-20 | 2016-09-21 | 华南理工大学 | A kind of scalable box pulp concentrating device |
| CN107724153A (en) * | 2017-10-19 | 2018-02-23 | 中国宣纸股份有限公司 | Paper pulp shake frame sieve |
| CN108160474A (en) * | 2018-03-21 | 2018-06-15 | 东北农业大学 | A kind of compound curved surface type sorting screen |
| CN113415865A (en) * | 2021-08-23 | 2021-09-21 | 徐州欧润泵业有限公司 | Self-resetting intervention type and passive operation metal recovery machine for copper industry sewage treatment |
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Legal Events
| 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 |