CN108940201A - It washes charcoal slot and low ash divides the production method of water purification active carbon - Google Patents
It washes charcoal slot and low ash divides the production method of water purification active carbon Download PDFInfo
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- CN108940201A CN108940201A CN201810820459.4A CN201810820459A CN108940201A CN 108940201 A CN108940201 A CN 108940201A CN 201810820459 A CN201810820459 A CN 201810820459A CN 108940201 A CN108940201 A CN 108940201A
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- active carbon
- groove body
- charcoal slot
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3071—Washing or leaching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
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- Chemical Kinetics & Catalysis (AREA)
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- Water Treatment By Sorption (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses charcoal slot is washed and low ash divides the production method of water purification active carbon, washing charcoal slot includes: groove body, is provided with feed inlet, water inlet, slurry outlet and sand grains outlet, and sand grains outlet is located at the lower section of slurry outlet；Agitating device is arranged in groove body.Low ash divides the production method of water purification active carbon, comprising: by broken carbonized material after preheating, steam activation, cooling, is crushed, is eluriated later by washing charcoal slot；It after material after elutriation is carried out desanding and desliming, is added in modified container, adds water and do not cross material, after being subsequently added into acid or alkaline modifiers, stirring makes the pH value 6.5-7.5 of water；Modified material is successively rinsed, is dehydrated and dried.It is provided by the invention wash charcoal slot can rapidly cleaning active charcoal, reduce the impurity and content of ashes of active carbon.The ash of active carbon produced using method of the invention is low, and micropore is flourishing, and iodine sorption value is high, improves activated carbon adsorptive capacity.
Description
Technical field
The present invention relates to Activated Carbon Production technical fields.It is more particularly related to wash charcoal slot and low ash divides water purification
The production method of active carbon.
Background technique
Water purifier is as the solution route for ensureing drinking water safety problem most effective at present, in recent years in China's ecology potential
Head is swift and violent.It is shown according to related data, 1~May in 2017, water purification market retailers volume is more than 4,800,000,000 yuan, and retail sales is more than 3,100,000
Platform increases by a year-on-year basis more than 10%.But the critical material active carbon as water purifier, quality annoying always only in China
The problems such as hydrophone enterprise is mainly shown as ash content height, and impurity is high, and effective apearture is less, dye hand, poor taste, cleanliness is poor.Cause
The root of these problems is ash of active carbon height, impurity height and simple production process.
Summary of the invention
It is an object of the present invention to provide washing charcoal slot, can simple and direct, rapidly cleaning active charcoal, reduce the miscellaneous of active carbon
Matter and content of ashes.
It is a further object to provide waterpower subsiders, can improve dust removal rate, reduce the impurity of active carbon
And content of ashes.
Of the invention a further object is provides the production method that low ash divides water purification active carbon, using environmentally friendly object
Reason activation and removal of impurities production technology, production low ash divide lustration type water purification active carbon, avoid chemical activation technique and except general labourer
Skill pollution on the environment.Activation front and back effectively removes impurity, solves the problems, such as that impurity is blocking microporous, the active carbon of production
With low ash point, hand is not contaminated, feature in good taste reduces blocking of the ash content to activated carbon capillary, improves activated carbon adsorption
Area.
In order to realize these purposes and other advantages according to the present invention, provides and washes charcoal slot, comprising:
Groove body, is provided with feed inlet, water inlet, slurry outlet and sand grains outlet, and sand grains outlet is located at slurry outlet
Lower section；
Agitating device is arranged in the groove body.
Preferably, described to wash in charcoal slot, the groove body is made of integrally formed prism and pyramid, prism
Positioned at the top of pyramid, the cross section of the prism is regular hexagon or octagon, the cross section of the pyramid with
The shape of the cross section of the prism is identical, and the size of the cross section of pyramid is gradually reduced from top to bottom, and the slurry goes out
Mouth is arranged on the lower part of the prism, and the bottom of the pyramid is arranged in the sand grains outlet, and the agitating device is set
It sets in the prism.
Preferably, described to wash in charcoal slot, the feed inlet is arranged on a side of the prism.
It is preferably, described to wash in charcoal slot, further includes:
Charging gear, is inner hollow, and the open cuboid in top, a side of the charging gear and institute
The top for stating a side of prism is overlapped, the bottom surface of the charging gear from one end far from prism towards prism by
It gradually tilts down, the lower one end in position and a side of the prism are fixed and seamless on the bottom surface of the charging gear
Connection, the feed inlet is opposite with the bottom surface of the charging gear, and the inside of charging gear passes through the interior of feed inlet and prism
Portion's connection.
Preferably, described to wash in charcoal slot, the cross section of the prism is regular hexagon；
It is described to wash charcoal slot further include:
Multiple partitions are located in the prism, and surround the structure that cross section is Contraband, two pieces of partitions positioned at two sides
Free end respectively and in the middle part of two sides adjacent with the prism side be fixedly connected, positioned at middle part every
Spaced both ends are respectively and two sides of two sides alternate with a side of the prism in transverse direction on plate
While be fixedly connected, the blade of the agitating device is located at the region that a side of the multiple partitions and the prism surrounds
It is interior, multiple through-holes are respectively provided on spaced both ends in transverse direction on the partition, are set on the prism
It is equipped on the side and the prism of the slurry outlet that be provided with the side of feed inlet opposite；
Strainer is arranged in the bottom of the multiple partitions, and is located at the lower section of the feed inlet and slurry outlet, and filters
The vertical projection of net is overlapped with the vertical projection in the region that a side of the multiple partitions and the prism surrounds, described
Strainer is fixedly connected with the prism；
Slurry delivery line passes through the slurry outlet and the partition opposite with slurry outlet, and extends to the muti-piece
In the region that one side of partition and the prism surrounds.
It is preferably, described to wash in charcoal slot, further includes:
Muti-piece first baffle, on two sides and opposite side alternate with a side of the prism point
Be not arranged at intervals with muti-piece first baffle, the side of first baffle and prism connected to it is vertical, and with it is connected to it
The partition that the side of prism is parallel does not contact；
Muti-piece second baffle is provided with one on the same side of prism and between two pieces of adjacent first baffles
Block second baffle, second baffle is parallel with two pieces of first baffles positioned at its two sides, and and two pieces of first gear positioned at its two sides
The opposite partition of plate is fixedly connected.
Low ash divides the production method of water purification active carbon, comprising:
Step 1: broken carbonized material is crushed after preheating, steam activation, cooling, later by washing
Charcoal slot eluriates 10-90min；
Step 2: be added in modified container after the material after elutriation is carried out desanding and desliming, add water and do not cross material,
After being subsequently added into acid or alkaline modifiers, stirring makes the pH value 6.5-7.5 of water；
Divide water purification living to get low ash Step 3: successively being rinsed, being dehydrated and being dried material modified in step 2
Property charcoal.
Preferably, the low ash is divided in the production method of water purification active carbon, and acid modification agent is oxalic acid, acetic acid, wine
Any one or a few in the weak acid such as stone acid, benzoic acid and citric acid；Basic modifier is sodium carbonate, sodium bicarbonate, bicarbonate
Any one or a few in the weak base such as ammonium and ammonium hydroxide.
Preferably, the low ash is divided in the production method of water purification active carbon, in the step 2, is added in modified container
The mass ratio of material after the modifying agent entered and desliming is 1:200-2000, stirs 40-120min after modifying agent is added.
Preferably, the low ash is divided in the production method of water purification active carbon, in the step 2, is settled by waterpower
Slot carries out desanding, carries out desliming process by sloughing-off tank, waterpower subsider includes:
Cylinder is made of upper shell and lower shell, and upper shell is the cylinder bodily form, and the diameter of lower shell is gradually decreased as justifying
Taper, the bottom of lower shell are provided with sand sinking port, and lower part is provided with water inlet；The diameter of upper shell is 200-500mm, upper shell
Cylinder height and diameter ratio be 2-3:1；
Casing drum, upper part are the cylinder bodily form, and the diameter of lower part is gradually increased in cone, and the casing drum is plugged in institute
It states in the top of upper shell, and is not contacted with upper shell；The diameter ratio on the top of upper shell and casing drum is 1.5-2:1；Add
The upper edge of barrel than on upper shell along high 100-500mm；
More connecting rods, along the top of the casing drum circumferencial direction interval be arranged, the both ends of connecting rod respectively with
The lateral wall of the casing drum is fixedly connected with the inner sidewall of the upper shell；
Annular overflow trough, is arranged in the outside on the top of the upper shell, and the bottom of annular overflow trough is provided with overflow
Mouthful.
The present invention is include at least the following beneficial effects:
Of the invention washes charcoal slot when cleaning to material, can accelerate sand grains and soil fall off and separating rate, energy
Simple and direct, rapidly cleaning active charcoal, reduces the impurity and content of ashes of active carbon.
The present invention, which is used, activates coconut husk carbonized material by the physical activation method technique of main activator of vapor.Root
Poor according to material density, carrying out removal of impurities using physical methods such as gravity treatments reduces ash content.Granular activated carbon is washed washing charcoal slot
Polishing, avoids active carbon from losing powder, and eliminates activated carbon product dye hand and contaminates the defect of water.
The present invention cleans to raw material using wet process, reselecting method, and the ash content of raw material is reduced to 1% or so, is solved
Impurity hinders the problem of activation micropore in activation process, increases active area, micropore quantity is increased under equal conditions,
Improve active carbon specific surface area.Polishing removal of impurities gumming is carried out to the active carbon after the completion of shaping classification after activation, is solved
The blocking microporous problem of ash content, improves the hardness of active carbon, ensure that the cleaning of active carbon and having do not contaminate hand, in use not
Flow Heisui River, feature in good taste.
Ash of active carbon produced by the invention is low, and micropore is flourishing, and iodine sorption value is high, improves activated carbon adsorptive capacity.It is raw
The active carbon hardness of production is high, can be directly filling, does not need secondary cleaning, does not contaminate hand when preferably solving assembling filter core, uses
In go out Heisui River the problem of.The active carbon of production is clean, in good taste.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to an embodiment of the invention for washing charcoal slot；
Fig. 2 is the structural representation of partition, muti-piece first baffle and muti-piece second baffle according to an embodiment of the invention
Figure；
Fig. 3 is the structural schematic diagram of strainer according to an embodiment of the invention；
Fig. 4 is the structural schematic diagram of waterpower subsider according to an embodiment of the invention；
Fig. 5 is the top view of waterpower subsider according to an embodiment of the invention；
Fig. 6 is the structural schematic diagram of sloughing-off tank according to an embodiment of the invention；
Fig. 7 is the top view of sloughing-off tank according to an embodiment of the invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be noted that experimental method described in following embodiments is unless otherwise specified conventional method, institute
Reagent and material are stated, unless otherwise specified, is commercially obtained；In the description of the present invention, term " transverse direction ", " vertical
To ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", the instructions such as "outside" side
Position or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description of the present invention and simplification of the description,
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, because
This is not considered as limiting the invention.
Embodiment 1
As shown in Figure 1 to Figure 3, charcoal slot is washed in present invention offer, comprising:
Groove body 100 is provided with feed inlet 101, water inlet 102, slurry outlet 103 and sand grains outlet 104, and sand grains goes out
Mouth 104 is located at the lower section of slurry outlet 103；Discharge valve is respectively arranged at slurry outlet 103 and sand grains outlet 104 and unloads sand
Valve.
Agitating device 110 is arranged in the groove body 100.
What this programme provided washes charcoal slot, when in use, water is first imported into groove body 100, then pass through feed inlet 101 to groove body
Broken material is imported in 100, in whipping process, material rolls agitating device 110 with water flow, and material rubs each other
It cleans, and is cleaned with the inner wall of groove body 100 and blade friction, after eluriating, sand grains is sink to the bottom of groove body 100, passes through
Slurry outlet 103 is opened, slurry can be collected.By opening sand grains outlet 104, sand grains can be drawn off.
Described washes in charcoal slot, and the groove body 100 is made of integrally formed prism and pyramid, and prism is located at rib
The top of cone, the cross section of the prism are regular hexagon or octagon, the cross section of the pyramid and the rib
The shape of the cross section of cylinder is identical, and the size of the cross section of pyramid is gradually reduced from top to bottom, and the slurry outlet 103 is set
It sets on the lower part of the prism, the bottom of the pyramid, the agitating device 110 is arranged in the sand grains outlet 104
It is arranged in the prism.
The size of the cross section of pyramid is gradually reduced from top to bottom, so that sand grains is easy to collect.
Described washes in charcoal slot, and the feed inlet 101 is arranged on a side of the prism.Material in this way is from rib
After entering in groove body 100 on a side (being provided with the side of feed inlet 101) for cylinder, groove body quickly can be brought by water flow
In 100.
Described washes in charcoal slot, further includes:
Charging gear 120, is inner hollow, and the open cuboid in top, a side of the charging gear 120
Side is overlapped with the top of a side (being provided with the side of feed inlet 101) for the prism, the charging gear 120
Bottom surface is tilted from one end far from prism towards prism gradually downward, is facilitated by inclined-plane carbonized material importing groove body 100
Interior, the lower one end in position and a side of the prism are fixed and are seamlessly connected on the bottom surface of the charging gear 120,
The feed inlet 101 is opposite with the bottom surface of the charging gear 120, and the inside of charging gear 120 passes through feed inlet 101 and prism
The inside of body is connected to.
Material is imported in groove body 100 by charging gear 120, material is quickly brought into groove body 100 by water flow.
Described washes in charcoal slot, and the cross section of the prism is regular hexagon；
It is described to wash charcoal slot further include:
Multiple partitions 130 are located in the prism, and surround the structure that cross section is Contraband, positioned at two pieces of two sides
Two adjacent respectively and with a side (side for being provided with feed inlet 101) for the prism in the free end of partition 130
Be fixedly connected in the middle part of side, on the partition 130 at middle part in transverse direction spaced both ends respectively and with the rib
Two sides of alternate two sides in a side (being provided with the side of feed inlet 101) of cylinder are fixedly connected, described to stir
The blade for mixing device 110 is located at the multiple partitions 130 and a side of the prism (is provided with feed inlet 101
Side) be respectively provided on spaced both ends in transverse direction in the region that surrounds, on the partition 130 it is multiple logical
Hole, through-hole can be such that sand grains passes through, and material cannot be made to pass through；Be provided on the prism side of the slurry outlet with it is described
A side (side of feed inlet is provided on prism) for prism is opposite.
Strainer 140 is arranged in the bottom of the multiple partitions 130, and is located at the feed inlet 101 and slurry outlet
103 lower section, and the area that a side of the vertical projection of strainer 140 and the multiple partitions 130 and the prism surrounds
The vertical projection in domain is overlapped, and the strainer 140 is fixedly connected with the prism.Strainer 140 can be such that sand grains passes through, and cannot make object
Material passes through；
Slurry delivery line 170 passes through the slurry outlet and the partition opposite with slurry outlet, and extends to described more
In the region that a side (being provided with the side of feed inlet on prism) for block partition and the prism surrounds, slurry is led
Outlet pipe is provided with sealing ring at the position of slurry outlet and partition.
What this programme provided washes charcoal slot, when in use, (may be provided at top or the side wall of groove body 100 by water inlet 102
On) into groove body 100 import water after, broken material, agitating device 110 are imported into groove body 100 by charging gear 120
In whipping process, material rolls with water flow, each other friction clean, and with the inner wall of groove body 100, blade, partition 130
Friction is cleaned, and is partially mixed with the sewage of sand grains by entering the region surrounded between each piece of partition 130 and groove body 100 after through-hole,
It is collided with the inner wall and partition 130 of groove body 100, part sand grains sinks to the bottom of groove body 100 under gravity, passes through
Slurry delivery line is opened, slurry can be collected.By opening sand grains outlet 104, sand grains can be drawn off.
Wash charcoal slot when in use, in order to meet quantity-produced demand, while to addition material in charcoal slot is washed, slurry
It exports from slurry delivery line to subsequent processing, i.e., desanding is carried out by waterpower subsider.Slurry delivery line is not disposed on prism
On side on body with feed inlet 101, it is avoided that material has just enter into prism and exports from slurry delivery line.
Described washes in charcoal slot, further includes:
Muti-piece first baffle 150, on two sides and opposite side alternate with a side of the prism
Be respectively provided with muti-piece first baffle 150, first baffle 150 is vertical with the side of prism connected to it, and and with
The partition 130 that the side of its prism connected is parallel does not contact；
Muti-piece second baffle 160 is all provided on the same side of prism and between two pieces of adjacent first baffles 150
Be equipped with one piece of second baffle 160, second baffle 160 is parallel with two pieces of first baffles 150 positioned at its two sides, and and be located at its two
The partition 130 that two pieces of first baffles 150 of side are opposite is fixedly connected.
The sewage that part is mixed with sand grains enters the region surrounded between each piece of partition 130 and groove body 100 after passing through through-hole, with
Inner wall, first baffle 150, second baffle 160 and the partition 130 of groove body 100 are collided, and part sand grains is under gravity
The bottom of groove body 100 is sunk to, the sinking speed of sand grains can be accelerated.
Low ash divides the production method of water purification active carbon, comprising:
Step 1: being sieved after the broken crusher machine of coconut husk carbonized material through linear vibrating screen, then living using coconut husk carbonized material
Change furnace preheated, steam activation, it is cooling after, require to be crushed according to user, be classified, distinguish later according to different stage
10min is eluriated by washing charcoal slot；
Step 2: being added in glass reinforced plastic drum after the material after elutriation is carried out desanding and desliming, adds water and do not cross object
Material, after being subsequently added into modifying agent, pH value is tested in stirring, makes the pH value 6.5 of water, and the additional amount of modifying agent, which is arranged so that, to be added
Enter modifying agent, and after stirring evenly, the pH value of water is 6.5；
Step 3: successively being rinsed, being dehydrated and being dried material modified in step 2, packaging is to get low ash point
Water purification active carbon.
Low ash divides the production method of water purification active carbon, and the modifying agent is oxalic acid.
Low ash divides the production method of water purification active carbon, in the step 2, stirs after modifying agent is added in glass reinforced plastic drum
40min。
Embodiment 2
As shown in Figures 1 to 3, charcoal slot is washed in present invention offer, comprising:
Groove body 100 is provided with feed inlet 101, water inlet 102, slurry outlet 103 and sand grains outlet 104, and sand grains goes out
Mouth 104 is located at the lower section of slurry outlet 103；Discharge valve is respectively arranged at slurry outlet 103 and sand grains outlet 104 and unloads sand
Valve.
Agitating device 110 is arranged in the groove body 100.
What this programme provided washes charcoal slot, when in use, water is first imported into groove body 100, then pass through feed inlet 101 to groove body
Broken material is imported in 100, in whipping process, material rolls agitating device 110 with water flow, and material rubs each other
It cleans, and is cleaned with the inner wall of groove body 100 and blade friction, after eluriating, sand grains is sink to the bottom of groove body 100, passes through
Slurry outlet 103 is opened, slurry can be collected.By opening sand grains outlet 104, sand grains can be drawn off.
Described washes in charcoal slot, and the groove body 100 is made of integrally formed prism and pyramid, and prism is located at rib
The top of cone, the cross section of the prism are regular hexagon or octagon, the cross section of the pyramid and the rib
The shape of the cross section of cylinder is identical, and the size of the cross section of pyramid is gradually reduced from top to bottom, and the slurry outlet 103 is set
It sets on the lower part of the prism, the bottom of the pyramid, the agitating device 110 is arranged in the sand grains outlet 104
It is arranged in the prism.
The size of the cross section of pyramid is gradually reduced from top to bottom, so that sand grains is easy to collect.
Described washes in charcoal slot, and the feed inlet 101 is arranged on a side of the prism.Material in this way is from rib
After entering in groove body 100 on a side (being provided with the side of feed inlet 101) for cylinder, groove body quickly can be brought by water flow
In 100.
Described washes in charcoal slot, further includes:
Charging gear 120, is inner hollow, and the open cuboid in top, a side of the charging gear 120
Side is overlapped with the top of a side (being provided with the side of feed inlet 101) for the prism, the charging gear 120
Bottom surface is tilted from one end far from prism towards prism gradually downward, is facilitated by inclined-plane carbonized material importing groove body 100
Interior, the lower one end in position and a side of the prism are fixed and are seamlessly connected on the bottom surface of the charging gear 120,
The feed inlet 101 is opposite with the bottom surface of the charging gear 120, and the inside of charging gear 120 passes through feed inlet 101 and prism
The inside of body is connected to.
Material is imported in groove body 100 by charging gear 120, material is quickly brought into groove body 100 by water flow.
Described washes in charcoal slot, and the cross section of the prism is regular hexagon；
It is described to wash charcoal slot further include:
Multiple partitions 130 are located in the prism, and surround the structure that cross section is Contraband, positioned at two pieces of two sides
Two adjacent respectively and with a side (side for being provided with feed inlet 101) for the prism in the free end of partition 130
Be fixedly connected in the middle part of side, on the partition 130 at middle part in transverse direction spaced both ends respectively and with the rib
Two sides of alternate two sides in a side (being provided with the side of feed inlet 101) of cylinder are fixedly connected, described to stir
The blade for mixing device 110 is located at the multiple partitions 130 and a side of the prism (is provided with feed inlet 101
Side) be respectively provided on spaced both ends in transverse direction in the region that surrounds, on the partition 130 it is multiple logical
Hole, through-hole can be such that sand grains passes through, and material cannot be made to pass through；Be provided on the prism side of the slurry outlet with it is described
A side (side of feed inlet is provided on prism) for prism is opposite.
Strainer 140 is arranged in the bottom of the multiple partitions 130, and is located at the feed inlet 101 and slurry outlet
103 lower section, and the area that a side of the vertical projection of strainer 140 and the multiple partitions 130 and the prism surrounds
The vertical projection in domain is overlapped, and the strainer 140 is fixedly connected with the prism.Strainer 140 can be such that sand grains passes through, and cannot make object
Material passes through；
Slurry delivery line 170 passes through the slurry outlet and the partition opposite with slurry outlet, and extends to described more
In the region that a side (being provided with the side of feed inlet on prism) for block partition and the prism surrounds, slurry is led
Outlet pipe is provided with sealing ring at the position of slurry outlet and partition.
What this programme provided washes charcoal slot, when in use, (may be provided at top or the side wall of groove body 100 by water inlet 102
On) into groove body 100 import water after, broken material, agitating device 110 are imported into groove body 100 by charging gear 120
In whipping process, material rolls with water flow, each other friction clean, and with the inner wall of groove body 100, blade, partition 130
Friction is cleaned, and is partially mixed with the sewage of sand grains by entering the region surrounded between each piece of partition 130 and groove body 100 after through-hole,
It is collided with the inner wall and partition 130 of groove body 100, part sand grains sinks to the bottom of groove body 100 under gravity, eluriates
Afterwards, by opening slurry delivery line, slurry can be collected.By opening sand grains outlet 104, sand grains can be drawn off.
Wash charcoal slot when in use, in order to meet quantity-produced demand, while to addition material in charcoal slot is washed, slurry
It exports from slurry delivery line to subsequent processing, i.e., desanding is carried out by waterpower subsider.Slurry delivery line is not disposed on prism
On side on body with feed inlet 101, it is avoided that material has just enter into prism and exports from slurry delivery line.
Described washes in charcoal slot, further includes:
Muti-piece first baffle 150, on two sides and opposite side alternate with a side of the prism
Be respectively provided with muti-piece first baffle 150, first baffle 150 is vertical with the side of prism connected to it, and and with
The partition 130 that the side of its prism connected is parallel does not contact；
Muti-piece second baffle 160 is all provided on the same side of prism and between two pieces of adjacent first baffles 150
Be equipped with one piece of second baffle 160, second baffle 160 is parallel with two pieces of first baffles 150 positioned at its two sides, and and be located at its two
The partition 130 that two pieces of first baffles 150 of side are opposite is fixedly connected.
The sewage that part is mixed with sand grains enters the region surrounded between each piece of partition 130 and groove body 100 after passing through through-hole, with
Inner wall, first baffle 150, second baffle 160 and the partition 130 of groove body 100 are collided, and part sand grains is under gravity
The bottom of groove body 100 is sunk to, the sinking speed of sand grains can be accelerated.
Low ash divides the production method of water purification active carbon, comprising:
Step 1: being sieved after the broken crusher machine of coconut husk carbonized material through linear vibrating screen, then living using coconut husk carbonized material
Change furnace preheated, steam activation, it is cooling after, require to be crushed according to user, be classified, distinguish later according to different stage
50min is eluriated by washing charcoal slot；
Step 2: being added in glass reinforced plastic drum after the material after elutriation is carried out desanding and desliming, adds water and do not cross object
Material, after being subsequently added into modifying agent, pH value is tested in stirring, makes the pH value 6.5 of water, and the additional amount of modifying agent, which is arranged so that, to be added
Enter modifying agent, and after stirring evenly, the pH value of water is 6.5；
Step 3: successively being rinsed, being dehydrated and being dried material modified in step 2, packaging is to get low ash point
Water purification active carbon.
Low ash divides the production method of water purification active carbon, and the modifying agent is oxalic acid.
Low ash divides the production method of water purification active carbon, in the step 2, stirs after modifying agent is added in glass reinforced plastic drum
40min。
Embodiment 3
As shown in Figures 1 to 3, charcoal slot is washed in present invention offer, comprising:
Groove body 100 is provided with feed inlet 101, water inlet 102, slurry outlet 103 and sand grains outlet 104, and sand grains goes out
Mouth 104 is located at the lower section of slurry outlet 103；Discharge valve is respectively arranged at slurry outlet 103 and sand grains outlet 104 and unloads sand
Valve.
Agitating device 110 is arranged in the groove body 100.
What this programme provided washes charcoal slot, when in use, water is first imported into groove body 100, then pass through feed inlet 101 to groove body
Broken material is imported in 100, in whipping process, material rolls agitating device 110 with water flow, and material rubs each other
It cleans, and is cleaned with the inner wall of groove body 100 and blade friction, after eluriating, sand grains is sink to the bottom of groove body 100, passes through
Slurry outlet 103 is opened, slurry can be collected.By opening sand grains outlet 104, sand grains can be drawn off.
Described washes in charcoal slot, and the groove body 100 is made of integrally formed prism and pyramid, and prism is located at rib
The top of cone, the cross section of the prism are regular hexagon or octagon, the cross section of the pyramid and the rib
The shape of the cross section of cylinder is identical, and the size of the cross section of pyramid is gradually reduced from top to bottom, and the slurry outlet 103 is set
It sets on the lower part of the prism, the bottom of the pyramid, the agitating device 110 is arranged in the sand grains outlet 104
It is arranged in the prism.
The size of the cross section of pyramid is gradually reduced from top to bottom, so that sand grains is easy to collect.
Described washes in charcoal slot, and the feed inlet 101 is arranged on a side of the prism.Material in this way is from rib
After entering in groove body 100 on a side (being provided with the side of feed inlet 101) for cylinder, groove body quickly can be brought by water flow
In 100.
Described washes in charcoal slot, further includes:
Charging gear 120, is inner hollow, and the open cuboid in top, a side of the charging gear 120
Side is overlapped with the top of a side (being provided with the side of feed inlet 101) for the prism, the charging gear 120
Bottom surface is tilted from one end far from prism towards prism gradually downward, is facilitated by inclined-plane carbonized material importing groove body 100
Interior, the lower one end in position and a side of the prism are fixed and are seamlessly connected on the bottom surface of the charging gear 120,
The feed inlet 101 is opposite with the bottom surface of the charging gear 120, and the inside of charging gear 120 passes through feed inlet 101 and prism
The inside of body is connected to.
Material is imported in groove body 100 by charging gear 120, material is quickly brought into groove body 100 by water flow.
Described washes in charcoal slot, and the cross section of the prism is regular hexagon；
It is described to wash charcoal slot further include:
Multiple partitions 130 are located in the prism, and surround the structure that cross section is Contraband, positioned at two pieces of two sides
Two adjacent respectively and with a side (side for being provided with feed inlet 101) for the prism in the free end of partition 130
Be fixedly connected in the middle part of side, on the partition 130 at middle part in transverse direction spaced both ends respectively and with the rib
Two sides of alternate two sides in a side (being provided with the side of feed inlet 101) of cylinder are fixedly connected, described to stir
The blade for mixing device 110 is located at the multiple partitions 130 and a side of the prism (is provided with feed inlet 101
Side) be respectively provided on spaced both ends in transverse direction in the region that surrounds, on the partition 130 it is multiple logical
Hole, through-hole can be such that sand grains passes through, and material cannot be made to pass through；Be provided on the prism side of the slurry outlet with it is described
A side (side of feed inlet is provided on prism) for prism is opposite.
Strainer 140 is arranged in the bottom of the multiple partitions 130, and is located at the feed inlet 101 and slurry outlet
103 lower section, and the area that a side of the vertical projection of strainer 140 and the multiple partitions 130 and the prism surrounds
The vertical projection in domain is overlapped, and the strainer 140 is fixedly connected with the prism.Strainer 140 can be such that sand grains passes through, and cannot make object
Material passes through；
Slurry delivery line 170 passes through the slurry outlet and the partition opposite with slurry outlet, and extends to described more
In the region that a side (being provided with the side of feed inlet on prism) for block partition and the prism surrounds, slurry is led
Outlet pipe is provided with sealing ring at the position of slurry outlet and partition.
What this programme provided washes charcoal slot, when in use, (may be provided at top or the side wall of groove body 100 by water inlet 102
On) into groove body 100 import water after, broken material, agitating device 110 are imported into groove body 100 by charging gear 120
In whipping process, material rolls with water flow, each other friction clean, and with the inner wall of groove body 100, blade, partition 130
Friction is cleaned, and is partially mixed with the sewage of sand grains by entering the region surrounded between each piece of partition 130 and groove body 100 after through-hole,
It is collided with the inner wall and partition 130 of groove body 100, part sand grains sinks to the bottom of groove body 100 under gravity, eluriates
Afterwards, by opening slurry delivery line, slurry can be collected.By opening sand grains outlet 104, sand grains can be drawn off.
Wash charcoal slot when in use, in order to meet quantity-produced demand, while to addition material in charcoal slot is washed, slurry
It exports from slurry delivery line to subsequent processing, i.e., desanding is carried out by waterpower subsider.Slurry delivery line is not disposed on prism
On side on body with feed inlet 101, it is avoided that material has just enter into prism and exports from slurry delivery line.
Described washes in charcoal slot, further includes:
Muti-piece first baffle 150, on two sides and opposite side alternate with a side of the prism
Be respectively provided with muti-piece first baffle 150, first baffle 150 is vertical with the side of prism connected to it, and and with
The partition 130 that the side of its prism connected is parallel does not contact；
Muti-piece second baffle 160 is all provided on the same side of prism and between two pieces of adjacent first baffles 150
Be equipped with one piece of second baffle 160, second baffle 160 is parallel with two pieces of first baffles 150 positioned at its two sides, and and be located at its two
The partition 130 that two pieces of first baffles 150 of side are opposite is fixedly connected.
The sewage that part is mixed with sand grains enters the region surrounded between each piece of partition 130 and groove body 100 after passing through through-hole, with
Inner wall, first baffle 150, second baffle 160 and the partition 130 of groove body 100 are collided, and part sand grains is under gravity
The bottom of groove body 100 is sunk to, the sinking speed of sand grains can be accelerated.
Low ash divides the production method of water purification active carbon, comprising:
Step 1: being sieved after the broken crusher machine of coconut husk carbonized material through linear vibrating screen, then living using coconut husk carbonized material
Change furnace preheated, steam activation, it is cooling after, require to be crushed according to user, be classified, distinguish later according to different stage
90min is eluriated by washing charcoal slot；
Step 2: being added in glass reinforced plastic drum after the material after elutriation is carried out desanding and desliming, adds water and do not cross object
Material, after being subsequently added into modifying agent, pH value is tested in stirring, makes the pH value 6.5 of water, and the additional amount of modifying agent, which is arranged so that, to be added
Enter modifying agent, and after stirring evenly, the pH value of water is 6.5；
Step 3: successively being rinsed, being dehydrated and being dried material modified in step 2, packaging is to get low ash point
Water purification active carbon.
Low ash divides the production method of water purification active carbon, and the modifying agent is oxalic acid.
Low ash divides the production method of water purification active carbon, in the step 2, stirs after modifying agent is added in glass reinforced plastic drum
40min。
Embodiment 4
On the basis of embodiment 3, low ash divides the production method of water purification active carbon, heavy by waterpower in the step 2
It drops slot and carries out desanding, the overflow gone out from the overflow port overflow of waterpower subsider is subjected to desliming process by sloughing-off tank；Such as Fig. 4 and
Shown in Fig. 5, waterpower subsider includes:
Cylinder 180, is made of upper shell and lower shell, and upper shell is the cylinder bodily form, and the diameter of lower shell is gradually reduced
For cone, the bottom of lower shell is provided with sand sinking port 181, and lower part is provided with water inlet；The diameter of upper shell is 500mm, on
The cylinder height and diameter ratio of cylinder are 2:1；
Casing drum 190, upper part are the cylinder bodily form, and the diameter of lower part is gradually increased in cone, and the casing drum plugs
It is not contacted in the top of the upper shell, and with upper shell；The diameter ratio on the top of upper shell and casing drum is 1.5:1；
The upper edge of casing drum than on upper shell along high 500mm；
More connecting rods 200, the circumferencial direction interval along the top of the casing drum are arranged, the both ends difference of connecting rod
It is fixedly connected with the inner sidewall of the lateral wall of the casing drum and the upper shell；
Annular overflow trough 210, is arranged in the outside on the top of the upper shell, and the bottom of annular overflow trough is provided with excessive
Head piece 211.
Pass through waterpower subsider and carry out desanding method particularly includes: by after elutriation from slurry that slurry outlet 103 is drawn off from
Casing drum is added continuously in water-filled cylinder, and slurry drops to bottom along casing drum, and is filled by the bottom of casing drum
When full cylinder, exist in cylinder and rise liquid stream, in the process, some small and light particles are raised on liquid stream band, and final
It is flowed into annular overflow trough from the top of cylinder, massive particle (being mingled with part fine grained) sinking speed is than rising liquid stream
Speed it is big, be deposited to the region of fluidized classifying.Water inlet is set in the region of fluidized classifying, upward clear water will be to heavy
Solid phase particles after drop classification, which have rushed, forms a fluidised turbulent flow interference layer, and narrow gap generates water very high in bed
Flowing velocity, so that the decline for carrying low sinking speed particle secretly be prevented to play secondary grading, secondary grading to solid phase particles
The power that is risen again of presence particulate that classification of sedimentation section is mingled with, fine grained ascend at the top of cylinder with sedimentation
The overflow that classification generates is discharged together after converging.Final coarse product is sand setting after waterpower sedimentation, is discharged through sand sinking port.
The material come out from annular overflow trough carries out desliming by Fig. 6 and sloughing-off tank shown in Fig. 7, the structure of sloughing-off tank with
The structure of waterpower subsider is similar.Material after desliming enters the step 2 and step 3 behind embodiment 3.
Comparative example 1
It washes on the groove body of charcoal slot and is provided with feed inlet, water inlet, slurry outlet and sand grains outlet, sand grains outlet is located at slurry
The lower section of outlet；Slurry outlet and sand grains exit are respectively arranged with discharge valve and unload sand valve, and the top of groove body is divided into cylindrical body
Shape, the diameter of lower part are gradually reduced in cone.Using artificial stirring after material addition after activation is washed in charcoal slot, carry out
It eluriates.
In the production method of active carbon, compared with Example 1, in addition to the structure for washing charcoal slot is different, other parts are all the same.
Comparative example 2
It washes on the groove body of charcoal slot and is provided with feed inlet, water inlet, slurry outlet and sand grains outlet, sand grains outlet is located at slurry
The lower section of outlet；Slurry outlet and sand grains exit are respectively arranged with discharge valve and unload sand valve, and the top of groove body is divided into cylindrical body
Shape, the diameter of lower part are gradually reduced in cone.Using artificial stirring after material addition after activation is washed in charcoal slot, carry out
It eluriates.
In the production method of active carbon, compared with Example 2, in addition to the structure for washing charcoal slot is different, other parts are all the same.
Comparative example 3
It washes on the groove body of charcoal slot and is provided with feed inlet, water inlet, slurry outlet and sand grains outlet, sand grains outlet is located at slurry
The lower section of outlet；Slurry outlet and sand grains exit are respectively arranged with discharge valve and unload sand valve, and the top of groove body is divided into cylindrical body
Shape, the diameter of lower part are gradually reduced in cone.Using artificial stirring after material addition after activation is washed in charcoal slot, carry out
It eluriates.
In the production method of active carbon, compared with Example 3, in addition to the structure for washing charcoal slot is different, other parts are all the same.
Test 1
Test active carbon specific surface area (m2/ g), intensity (according to national standard GB/T 12496.6-1999 test), content of ashes
(%), iodine sorption value (mg/g), mouthfeel, test result are shown in Table 1.
1 embodiment 1-4 of table and comparative example 1-3 Properties of Activated Carbon test result
| Specific surface area | Intensity | Content of ashes | Iodine sorption value | Mouthfeel | |
| Embodiment 1 | 980 | 90 | 3.5 | 1050 | Preferably |
| Embodiment 2 | 1000 | 95 | 2.8 | 1080 | Preferably |
| Embodiment 3 | 1050 | 95 | 2.5 | 1100 | It is good |
| Embodiment 4 | 1300 | 98 | 0.9 | 1200 | Very well |
| Comparative example 1 | 950 | 90 | 5 | 950 | It is poor |
| Comparative example 2 | 950 | 90 | 5 | 950 | It is poor |
| Comparative example 3 | 950 | 90 | 4 | 980 | It is poor |
As shown in Table 1, the activity of method preparation of the active carbon prepared using the method for embodiment 1-4 compared with comparative example 1-3
The large specific surface area of charcoal, intensity is high, and content of ashes is low, and iodine sorption value is high, in good taste, and prepared using the method for embodiment 4
The performance of active carbon is best, illustrates that the more artificial mixing effect of method provided by the present application is more preferable, specifically, can by embodiment 1-3
Know, for material when with the elutriation of charcoal slot is washed, the performance for eluriating time more long acting charcoal is better, but in view of production cost and production are imitated
Rate eluriates 50min or so when with washing the elutriation of charcoal slot.By embodiment 3 and 4 it is found that being settled using waterpower provided by the present application
Slot carries out desanding, can further improve the performance of active carbon, illustrates that waterpower subsider provided by the present application can improve desanding effect
Rate.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. washing charcoal slot characterized by comprising
Groove body, is provided with feed inlet, water inlet, slurry outlet and sand grains outlet, and sand grains outlet is located under slurry outlet
Side；
Agitating device is arranged in the groove body.
2. washing charcoal slot as described in claim 1, which is characterized in that the groove body is by integrally formed prism and pyramid group
It is located at the top of pyramid at, prism, the cross section of the prism is regular hexagon or octagon, the pyramid
Cross section is identical as the shape of the cross section of the prism, and the size of the cross section of pyramid is gradually reduced from top to bottom, institute
It states slurry outlet to be arranged on the lower part of the prism, the bottom of the pyramid is arranged in the sand grains outlet, described to stir
Device is mixed to be arranged in the prism.
3. washing charcoal slot as claimed in claim 2, which is characterized in that a side of the prism is arranged in the feed inlet
On.
4. washing charcoal slot as claimed in claim 3, which is characterized in that further include:
Charging gear, is inner hollow, and the open cuboid in top, a side of the charging gear and the rib
The top of one side of cylinder is overlapped, the bottom surface of the charging gear from one end far from prism towards prism gradually to
Lower inclination, on the bottom surface of the charging gear lower one end in a position and side of the prism is fixed and seamless company
It connects, the feed inlet is opposite with the bottom surface of the charging gear, and the inside of charging gear passes through the inside of feed inlet and prism
Connection.
5. washing charcoal slot as claimed in claim 4, which is characterized in that the cross section of the prism is regular hexagon；
It is described to wash charcoal slot further include:
Multiple partitions, be located at the prism in, and surround cross section be Contraband structure, positioned at two sides two pieces of partitions from
By holding respectively and being fixedly connected in the middle part of two sides adjacent with the prism side, on the partition at middle part
Spaced both ends are respectively in transverse direction and two sides of two sides alternate with a side of the prism are solid
Fixed connection, in the region that the side that the blade of the agitating device is located at the multiple partitions and the prism surrounds,
Multiple through-holes are respectively provided on spaced both ends in transverse direction on the partition, are provided on the prism
It is opposite that the side of feed inlet is provided on the side of the slurry outlet and the prism；
Strainer is arranged in the bottom of the multiple partitions, and is located at the lower section of the feed inlet and slurry outlet, and strainer
Vertical projection is overlapped with the vertical projection in the region that a side of the multiple partitions and the prism surrounds, the strainer
It is fixedly connected with the prism；
Slurry delivery line passes through the slurry outlet and the partition opposite with slurry outlet, and extends to the multiple partitions
In the region surrounded with a side of the prism.
6. washing charcoal slot as claimed in claim 5, which is characterized in that further include:
Muti-piece first baffle, on two sides and opposite side alternate with a side of the prism respectively between
Every being provided with muti-piece first baffle, the side of first baffle and prism connected to it is vertical, and with prism connected to it
The partition that the side of body is parallel does not contact；
Muti-piece second baffle is provided with one piece on the same side of prism and between two pieces of adjacent first baffles
Two baffles, second baffle is parallel with two pieces of first baffles positioned at its two sides, and and two pieces of first baffle phases positioned at its two sides
Pair partition be fixedly connected.
7. the production method that low ash divides water purification active carbon characterized by comprising
Step 1: broken carbonized material is crushed, after preheating, steam activation, cooling later by washing charcoal slot
Eluriate 10-90min；
Step 2: being added in modified container after the material after elutriation is carried out desanding and desliming, adding water and do not cross material, then
After acid or alkaline modifiers are added, stirring makes the pH value 6.5-7.5 of water；
Divide water purification active to get low ash Step 3: successively being rinsed, being dehydrated and being dried material modified in step 2
Charcoal.
8. the production method that low ash as claimed in claim 7 divides water purification active carbon, which is characterized in that acid modification agent is grass
Any one or a few in acid, acetic acid, tartaric acid, benzoic acid and citric acid；Basic modifier is sodium carbonate, sodium bicarbonate, carbon
Any one or a few in sour hydrogen ammonium and ammonium hydroxide.
9. the production method that low ash as claimed in claim 7 divides water purification active carbon, which is characterized in that in the step 2, change
Property container in the mass ratio of material after the modifying agent that is added and desliming be 1:200-2000, stir 40- after modifying agent is added
120min。
10. the production method that low ash as claimed in claim 7 divides water purification active carbon, which is characterized in that in the step 2, lead to
It crosses waterpower subsider and carries out desanding, desliming process is carried out by sloughing-off tank, waterpower subsider includes:
Cylinder is made of upper shell and lower shell, and upper shell is the cylinder bodily form, and the diameter of lower shell is gradually decreased as circular cone
Shape, the bottom of lower shell are provided with sand sinking port, and lower part is provided with water inlet；The diameter of upper shell is 200-500mm, upper shell
Cylinder is high and diameter ratio is 2-3:1；
Casing drum, upper part are the cylinder bodily form, and the diameter of lower part is gradually increased in cone, and the casing drum is plugged on described
In the top of cylinder, and do not contacted with upper shell；The diameter ratio on the top of upper shell and casing drum is 1.5-2:1；Casing drum
Upper edge than on upper shell along high 100-500mm；
More connecting rods, along the top of the casing drum circumferencial direction interval be arranged, the both ends of connecting rod respectively with it is described
The lateral wall of casing drum is fixedly connected with the inner sidewall of the upper shell；
Annular overflow trough, is arranged in the outside on the top of the upper shell, and the bottom of annular overflow trough is provided with overflow port.
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Cited By (1)
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| CN111518600B (en) * | 2019-12-23 | 2021-05-18 | 新疆中宇金盾碳基研究院(有限公司) | Saltpetering inhibitor, semi-coke type carbon containing saltpetering inhibitor and preparation method thereof |
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