CN104803614A - W-type automatic slaking machine with slag removal function - Google Patents
W-type automatic slaking machine with slag removal function Download PDFInfo
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- CN104803614A CN104803614A CN201510178360.5A CN201510178360A CN104803614A CN 104803614 A CN104803614 A CN 104803614A CN 201510178360 A CN201510178360 A CN 201510178360A CN 104803614 A CN104803614 A CN 104803614A
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Abstract
The invention discloses a W-type automatic slaking machine with a slag removal function. The W-type automatic slaking machine comprises a drum, a feeding port, a discharging port, a rotator and a spiral shift blade, wherein the feeding port and the discharging port are formed in two ends of the drum; the feeding port comprises a quicklime inlet and a clean water inlet; the spiral shift blade is arranged in the drum and used for stirring and conveying the quicklime; the rotator cooperates with a driven wheel belt on the drum to drive the drum to rotate; the machine further comprises a W-type slag remover arranged at the discharging port, the W-type slag remover uses multiple continuous grooves to filter lime slurry, and the perpendicular position of a slurry inlet of the W-type slag remover is lower than the discharging port of the drum. The W-type automatic slaking machine with the slag removal function has the advantages of high product purity, simple structure, low energy consumption and the like.
Description
Technical field
The present invention relates to a kind of sugar mill, refer to the lime slaker that the quiet process of sugarcane juice uses especially.
Background technology
Lime slaker is also lime slaking machine, lime slaking machine, limeslaker, is the lime slaking equipment for calcium carbonate, secondary calcium phosphate, is mainly used in the industries such as chemical industry, metallurgy, wastewater treatment, chemical fibre, papermaking, power plant desulfurization, sugaring, soda ash manufacture.Slaker in sugar manufacturing industry makes solid oxidation calcium become the equipment of milky calcium hydroxide with water.Lime slaker generally comprises the parts such as opening for feed, envelope, power set, waterworks, whipping appts, venting port.
Domestic patent database discloses the patented technology document of some lime slakers:
[title] a kind of lime slaker cylindrical shell, [patent No.] CN200720123100.9, [applying date] 2007.06.22, disclose a kind of lime slaker cylindrical shell, comprise shell, the two ends of shell are respectively equipped with discharge port and opening for feed, inner surface of outer cover is provided with several and pulls out leaf, the described leaf that pulls out is three spiral-line distributions, article three, three of spiral-line summit place are pulled out in 120 ° of angles between leaf, and described spiral lay is 20 °, due to the minimizing of spiral lay, thus add the length of spiral-line, extend the residence time of lime in cylindrical shell.
Impel calcium oxide slake to a certain extent, but without any impurity removing equipment, gained milk of lime slag-containing rate is very high.
In addition, the special lime slaker of [title] sugar refining technology, [patent No.] CN00259937.6, [applying date] 2000.12.23, the slake inner core of band inner cone, water seepage hole and internal screw plate is provided with in cylinder, the front end of cylinder is provided with the inner cone outside that outer cone covers in slake inner core, and tail end is provided with the deslagging tail pipe of inner wall belt deslagging spiral plate, does not need slag removal equipment direct production can obtain clean lime slurry.
Although this technology can have reduce milk of lime slag-containing rate, due to removal of impurities stage milk of lime expose in atmosphere with carbon dioxide reaction, have impact on the neutralising capacity of milk of lime; Secondly, rely on filters removal of impurities, the impurity effect of filtering order number is less than to specification little.
In sugar industry, many operations such as pre-ash, main ash, neutralization all need the milk of lime that lustration class is higher, once containing too much impurity in milk of lime, then sugarcane juice can be caused to pollute, all bring many troubles to subsequent technique process and sucrose quality control.The lime slaker of existing sugar industry, inadequate to milk of lime impurity treatment ability, the milk of lime stably provided compared with high-cleanness, high is provided.
Summary of the invention
The object of the invention is the slagging-off scarce capacity problem solving the existence of existing lime slaker, the automatic slaker that a kind of structure is simple, slagging-off ability is strong is provided.
W type self-skimming slaker of the present invention, comprises cylinder, opening for feed, discharge port, rot and spiral and dials leaf; Described opening for feed and discharge port are arranged on cylinder two ends, and opening for feed comprises unslaked lime entrance and clear water entrance; Described spiral is dialled leaf and is arranged on drums inside, for stirring and transmitting unslaked lime; Rot coordinate on cylinder by driving wheel band, head roll overturns; Also comprise the W type skim gate being arranged on discharge outlet; Described W type skim gate utilizes many places continuous print grooves to filter lime white, and the vertical position of its pastry mouth is lower than the discharge port of cylinder.
Further illustrate as of the present invention, described W type skim gate comprises pastry mouth, grout outlet, sedimentation tank, bottom, skimming plate, shell; Described pastry mouth and grout outlet are separately positioned on the upper and lower two ends of W type skim gate; W type skim gate inside is provided with many places sedimentation tank, and first place's sedimentation tank is positioned at below pastry mouth, and other sedimentation tank discharges side by side, and is communicated with each other by the cavity in W type skim gate; Be provided with skimming plate above sedimentation tank, described skimming plate part stretches in sedimentation tank.
Most of impurity such as calcium carbonate and silicon-dioxide etc. in milk of lime, its density is different with milk of lime.Work principle of filter of the present invention is: utilize gravity to make milk of lime and impurity layering, and by parts such as skimming plates, impurity is blocked in sedimentation tank; Also by the repeat function of many places sedimentation tank, intensive filtration effect.The contaminant filter effect that the present invention is little to specification, density is large is best.
Further illustrate as of the present invention, described sedimentation tank is divided into scum silica frost district, serum district, sediment district from top to bottom; Scum silica frost district is more than grout outlet, and sediment district is below skimming plate, and serum district is between scum silica frost district and sediment district.Serum district contains milk of lime, and scum silica frost district contains the less scum silica frost of density, and sediment district contains the larger sediment of density; Described skimming plate extend into below scum silica frost district.
Skimming plate extend into below scum silica frost district and mainly plays the effect stopping scum silica frost, because scum silica frost density ratio milk of lime is little, floats over above milk of lime.When scum silica frost liquid level is higher than skimming plate base, stopped by skimming plate; When scum silica frost liquid level is lower than skimming plate base, is deposited cell wall and stops, thus good filteration is served to scum silica frost.
Further illustrate as of the present invention, the internal cavities of described W type skim gate is filled with the gas be difficult to milk of lime generation chemical reaction; Cavity internal gas pressure is consistent with in cylinder.
Both maintenances pressure is unanimously in order to milk of lime flowing is unobstructed, prevents adverse current and the excessive situation of flow from occurring.Limiting gas property, is to prevent gas and milk of lime from reacting, affecting milk of lime quality.
Further illustrate as of the present invention, the bottom of described W type skim gate is automatic valve, can open and close automatically valve according to lid pressure.
Further illustrate as of the present invention, described bottom comprises pressure inductor, pneumavalve and controller; Controller controls operated pneumatic valve according to the feedback signal of pressure inductor and opens and closes, and realizes deslagging and the reset of W type skim gate.
Pressure inductor Real-Time Monitoring bottom pressure in bottom, and to controller return measurement value; When the sediment in sedimentation tank is accumulated to a certain degree, time namely bottom pressure reaches a certain preset value, control order operated pneumatic valve is opened, and carries out deslagging process; After deslagging terminates, operated pneumatic valve closes automatically.
Further illustrate as of the present invention, the shell of described W type skim gate, its top is dismountable cover plate, and side edge thereof is provided with joint strip.
Dismountable cover plate, facilitate staff to safeguard W type skim gate, joint strip can effectively prevent gas leakage in cavity.
Further illustrate as of the present invention, the major parts of described rot is variable-frequency motor, can realize the rotating forward of cylinder, upset and speed change and rotate.
In lime slaking process, rotated forward by index drum, upset and speed change effectively can promote mixing of lime and clear water, raising lime utilization ratio.
Further illustrate as of the present invention, at described grout outlet place, Filter valve can also be installed.
Filter valve can as auxiliary filtration apparatus because small portion impurity neither sedimentation do not suspend again, by the booster action of Filter valve, this partial impurities can be tackled, strengthen filter effect.
W type self-skimming slaker of the present invention compared with prior art has following progress:
1, good filtration effect of the present invention, after W type skim gate makes milk of lime and impurity layering, then is blocked in impurity in sedimentation tank, can filters most of impurity; Again by the repeat function of many places sedimentation tank, filter effect can be made significantly to strengthen.
2, structure of the present invention is simpler, and utilize W type structure to remove the gred dexterously, described W type skim gate only comprises the parts such as pastry mouth, grout outlet, sedimentation tank, bottom, skimming plate, shell, annexation is clear, well arranged, be applicable to batch production, easy to maintenance and simple.
3, energy consumption of the present invention is low, and deslagging filtering process utilizes gravity to realize dielectric stratifying, relates to power-equipment hardly, and energy consumption is extremely low.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the structural representation of W type self-skimming slaker of the present invention.
Fig. 2 is the structural representation of W type skim gate of the present invention.
Fig. 3 is the structural representation of sedimentation tank of the present invention.
In figure, 1-cylinder; 2-opening for feed; 3-discharge port; 4-rot; Leaf dialled by 5-spiral; 6-W type skim gate; 601-pastry mouth; 602-grout outlet; 603-sedimentation tank; 604-bottom; 605-skimming plate; 606-shell; 607-scum silica frost district; 608-serum district; 609-sediment district.
Embodiment
See Fig. 1, W type self-skimming slaker of the present invention, be applicable to the lime slake operation in sugar industry, the equipment that can be any consumption milk of lime provides high-quality material.This machine is provided with cylinder 1, opening for feed 2, discharge port 3, rot 4 and spiral and dials leaf 5; Described opening for feed and discharge port are arranged on cylinder two ends, and opening for feed comprises unslaked lime entrance and clear water entrance; Described spiral is dialled leaf 5 and is arranged on drums inside, for stirring and transmitting unslaked lime; Rot coordinate on cylinder by driving wheel band, head roll overturns; Also comprise the W type skim gate 6 being arranged on discharge port 3 place; Described W type skim gate 6 utilizes many places continuous print grooves to filter lime white, and the vertical position of its pastry mouth 601 is lower than the discharge port 3 of cylinder.
See Fig. 2, described W type skim gate 6 comprises pastry mouth 601, grout outlet 602, sedimentation tank 603, bottom 604, skimming plate 605, shell 606; Described pastry mouth 601 and grout outlet 602 are separately positioned on W type skim gate about 6 two ends; W type skim gate inside is provided with three place's sedimentation tanks, and first place's sedimentation tank is positioned at below pastry mouth 601, and other sedimentation tank discharges side by side, and is communicated with each other by the cavity in W type skim gate; Be provided with skimming plate 605 above sedimentation tank, described skimming plate part stretches in sedimentation tank.
See Fig. 3, described sedimentation tank 603 is divided into scum silica frost district 607, serum district 608, sediment district 609 from top to bottom; Serum district contains milk of lime, and scum silica frost district contains the less scum silica frost of density, and sediment district contains the larger sediment of density; Described skimming plate 605 extend into scum silica frost district less than 607.
The internal cavities of described W type skim gate 6 is filled with the nitrogen be difficult to milk of lime generation chemical reaction; Cavity internal gas pressure is consistent with in cylinder.The bottom 604 of described W type skim gate 6 is automatic valve, comprises pressure inductor, pneumavalve and controller; Controller controls operated pneumatic valve according to the feedback signal of pressure inductor and opens and closes, and realizes deslagging and the reset of W type skim gate 6.
The shell 606 of described W type skim gate 6, its top is dismountable cover plate, and side edge thereof is provided with joint strip.The major parts of described rot 4 is variable-frequency motors, can realize the rotating forward of cylinder 1, upset and speed change and rotate, be conducive to lime and fully digest.
This equipment is also provided with Filter valve at grout outlet 602 place, strengthens filter effect.
W type self-skimming slaker makes lime (solid oxidation calcium) become the equipment of milky calcium hydroxide with water.In actual production, at place of opening for feed place 2, put into unslaked lime from lime inlet respectively, from clear water entrance input clear water; Unslaked lime and clear water mix in cylinder 1.Connect rot 4 power supply, rot is by driving overturning by driving wheel band head roll on cylinder 1.Spiral is dialled leaf and is rotated with cylinder, and unslaked lime and clear water mixture, under the effect of leaf dialled by spiral, constantly roll, advance.Along with the dissolving gradually of unslaked lime, the impurity in unslaked lime also suspends or swims in milk of lime.When the milk of lime in cylinder 1 is accumulated to a certain degree, overflow from discharge port 3.Because the cavity internal gas pressure of W type skim gate is consistent with in cylinder, the milk of lime of spilling enters W type skim gate 6 by pastry mouth 601.Described cavity internal gas pressure, can connect cavity with nitrogen pump, coordinates air pressure valve to adjust.
Slag removal: milk of lime falls under gravity into first place's sedimentation tank 603, thereafter, the scum silica frost that in milk of lime, most of density is less swims in scum silica frost district 607, and heavier sediment is deposited on sediment district 609, and milk of lime is then positioned at middle serum district 608.Then, scum silica frost is stoped forward by skimming plate 605, and sediment stays bottom land, and milk of lime then continues to flow to next sedimentation tank, reaches filtration object; So, milk of lime through the filtration of second, third place's sedimentation tank 603, can remove the impurity of in milk of lime 85% again.Finally, quiet milk of lime is sent to miscellaneous equipment through grout outlet 602.
Pressure inductor Real-Time Monitoring bottom pressure in bottom 604, and to controller return measurement value; When the sediment in sedimentation tank 603 is accumulated to a certain degree time, control order operated pneumatic valve is opened, and carries out deslagging process; After deslagging terminates, operated pneumatic valve closes automatically, and sedimentation tank 603 restPoses, and can continue to filter milk of lime.
W type skim gate of the present invention makes milk of lime and impurity layering, and impurity is blocked in sedimentation tank, then strengthens filter effect by the repeat function of many places sedimentation tank.Wherein, single filter can remove 60% impurity in milk of lime, and cascade filtration can remove 80% impurity, and three-stage filtration can remove 85% impurity, and after Filter valve strengthens filtration, removal of impurity can reach more than 95%.Therefore, its clean level of milk of lime of this device fabrication exceedes the class requirement of sugar industry.
Claims (9)
1. a W type self-skimming slaker, comprises cylinder (1), opening for feed (2), discharge port (3), rot (4) and spiral and dials leaf (5); Described opening for feed and discharge port are arranged on cylinder two ends, and opening for feed comprises unslaked lime entrance and clear water entrance; Described spiral is dialled leaf (5) and is arranged on drums inside, for stirring and transmitting unslaked lime; Rot coordinate on cylinder by driving wheel band, head roll overturns; It is characterized in that: also comprise the W type skim gate (6) being arranged on discharge port (3) place; Described W type skim gate (6) utilizes many places continuous print grooves to filter lime white, and the vertical position of its pastry mouth (601) is lower than the discharge port (3) of cylinder.
2. W type self-skimming slaker according to claim 1, is characterized in that: described W type skim gate (6) comprises pastry mouth (601), grout outlet (602), sedimentation tank (603), bottom (604), skimming plate (605), shell (606); Described pastry mouth (601) and grout outlet (602) are separately positioned on W type skim gate (6) two ends up and down; W type skim gate inside is provided with many places sedimentation tank, and first place's sedimentation tank is positioned at pastry mouth (601) below, and other sedimentation tank discharges side by side, and is communicated with each other by the cavity in W type skim gate; Be provided with skimming plate (605) above sedimentation tank, described skimming plate part stretches in sedimentation tank.
3. W type self-skimming slaker according to claim 2, is characterized in that: described sedimentation tank (603) is divided into scum silica frost district (607), serum district (608), sediment district (609) from top to bottom; Serum district contains milk of lime, and scum silica frost district contains the less scum silica frost of density, and sediment district contains the larger sediment of density; Described skimming plate (605) extend into scum silica frost district (607) below.
4. according to the arbitrary described W type self-skimming slaker of claim 1-3, it is characterized in that: the internal cavities of described W type skim gate (6) is filled with the gas be difficult to milk of lime generation chemical reaction; Cavity internal gas pressure is consistent with in cylinder.
5. W type self-skimming slaker according to claim 4, is characterized in that: the bottom (604) of described W type skim gate (6) is automatic valve, can open and close automatically valve according to lid pressure.
6. W type self-skimming slaker according to claim 5, is characterized in that: described bottom (604) comprises pressure inductor, pneumavalve and controller; Controller controls operated pneumatic valve according to the feedback signal of pressure inductor and opens and closes, and realizes deslagging and the reset of W type skim gate (6).
7. W type self-skimming slaker according to claim 6, is characterized in that: the shell (606) of described W type skim gate (6), its top is dismountable cover plate, and side edge thereof is provided with joint strip.
8. W type self-skimming slaker according to claim 7, is characterized in that: the major parts of described rot (4) is variable-frequency motor, can realize the rotating forward of cylinder (1), upset and speed change and rotate.
9. W type self-skimming slaker according to claim 8, is characterized in that: described grout outlet (602) place is provided with Filter valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178360.5A CN104803614A (en) | 2015-04-16 | 2015-04-16 | W-type automatic slaking machine with slag removal function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178360.5A CN104803614A (en) | 2015-04-16 | 2015-04-16 | W-type automatic slaking machine with slag removal function |
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| CN201510178360.5A Pending CN104803614A (en) | 2015-04-16 | 2015-04-16 | W-type automatic slaking machine with slag removal function |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2224203Y (en) * | 1993-08-09 | 1996-04-10 | 刘银江 | Channel-type revolving-stirring ash dissolving machine |
| CN201062234Y (en) * | 2007-06-14 | 2008-05-21 | 焦海生 | Rotor cage type slaker |
| CN103011626A (en) * | 2011-09-22 | 2013-04-03 | 沈阳铝镁设计研究院有限公司 | Vertical lime-dispersion machine with automatic slag-removing function |
| CN204644184U (en) * | 2015-04-16 | 2015-09-16 | 南宁易速德机械设备有限公司 | A kind of W type self-skimming slaker |
-
2015
- 2015-04-16 CN CN201510178360.5A patent/CN104803614A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2224203Y (en) * | 1993-08-09 | 1996-04-10 | 刘银江 | Channel-type revolving-stirring ash dissolving machine |
| CN201062234Y (en) * | 2007-06-14 | 2008-05-21 | 焦海生 | Rotor cage type slaker |
| CN103011626A (en) * | 2011-09-22 | 2013-04-03 | 沈阳铝镁设计研究院有限公司 | Vertical lime-dispersion machine with automatic slag-removing function |
| CN204644184U (en) * | 2015-04-16 | 2015-09-16 | 南宁易速德机械设备有限公司 | A kind of W type self-skimming slaker |
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Inventor after: Chen Qian Inventor after: Zeng Huaihai Inventor after: Wang Shulan Inventor after: Chen Qian, Zeng Huai Hai, Wang Shulan, Huang Zhike Inventor before: Chen Qian Inventor before: Zeng Huaihai Inventor before: Huang Zhike Inventor before: Nie Jun |
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Application publication date: 20150729 |
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