CN207307240U - A kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material - Google Patents
A kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material Download PDFInfo
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- CN207307240U CN207307240U CN201721048352.XU CN201721048352U CN207307240U CN 207307240 U CN207307240 U CN 207307240U CN 201721048352 U CN201721048352 U CN 201721048352U CN 207307240 U CN207307240 U CN 207307240U
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- 238000002425 crystallisation Methods 0.000 title claims abstract description 114
- 230000008025 crystallization Effects 0.000 title claims abstract description 113
- BEJNERDRQOWKJM-UHFFFAOYSA-N kojic acid Chemical compound OCC1=CC(=O)C(O)=CO1 BEJNERDRQOWKJM-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229960004705 kojic acid Drugs 0.000 title claims abstract description 28
- WZNJWVWKTVETCG-UHFFFAOYSA-N kojic acid Natural products OC(=O)C(N)CN1C=CC(=O)C(O)=C1 WZNJWVWKTVETCG-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000002994 raw material Substances 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 107
- 239000000463 material Substances 0.000 claims abstract description 41
- 239000010410 layer Substances 0.000 claims abstract description 36
- 239000011229 interlayer Substances 0.000 claims abstract description 21
- 239000000498 cooling water Substances 0.000 claims abstract description 20
- 238000001914 filtration Methods 0.000 claims description 31
- 239000004744 fabric Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000007790 scraping Methods 0.000 claims description 12
- 239000004677 Nylon Substances 0.000 claims description 10
- 229920004933 Terylene® Polymers 0.000 claims description 10
- 229920001778 nylon Polymers 0.000 claims description 10
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 10
- 238000010079 rubber tapping Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 21
- 230000008569 process Effects 0.000 abstract description 15
- 230000000903 blocking effect Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 16
- 238000005457 optimization Methods 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 239000008187 granular material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000717 retained effect Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 239000002826 coolant Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000010992 reflux Methods 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
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Abstract
The utility model discloses a kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material, including crystallizing tank and division box, side at the top of the crystallizing tank is equipped with material inlet, the bottom of crystallizing tank is connected with liquid reserve tank, the side of liquid reserve tank bottom is equipped with liquid outlet, the division box is arranged between crystallizing tank and liquid reserve tank, the one side wall of crystallizing tank is equipped with interlayer and overflow port, the interlayer is equipped with cooling water inlet and cooling water outlet, and the overflow port is connected by circulating pump and pipeline with material inlet；Multiple agitating shafts are uniformly placed with the crystallizing tank, the inner wall for crystallizing upper end is equipped with heater, and the first filter layer is equipped between the crystallizing tank and liquid reserve tank, and the junction of the liquid outlet and liquid reserve tank is equipped with the second filter layer.Its crystallization process is continuous, stable, realizes the cleaning of fouling on crystallization top tank structure, improves crystalline rate；Filter twice, ensure that the quality of gained crystalline solid, the crystallization physical efficiency for making to filter out for the first time realizes secondary use, and prevents from blocking.
Description
Technical field
It the utility model is related to crystallization technique field, and in particular to a kind of crystallization that initial crystallization is carried out to kojic acid raw material fills
Put.
Background technology
The type of existing solution crystallizer is very much, by solution obtain hypersaturated state method can divide crystallizing evaporator and
Cooler crystallizer；Can decomposition mother solution circulation crystallization device and magma circulation crystallization device by the type of flow；It can divide continuous knot by mode of operation
Brilliant device and periodic crystallisation device.But the existing general crystalline rate of solution crystallizer is slow, work efficiency is low.
In the production of kojic acid material crystal, traditional Crystallization Procedure is crystallized using crystallizing tank, utilizes crystallizing tank and low
Warm water carries out heat exchange cooling, its workflow is that the material of heat is pumped into crystallizing tank, flows cooling in the interlayer of crystallizing tank
Water, cooling water and the material of heat carry out heat exchange under the action of stirring, and to achieve the purpose that decrease temperature crystalline, this method is in life
It is widely used in production, its deficiency is：Disposable apparatus investment is big, causes the wasting of resources, and fluctuation of service；It is easy to cause at the same time
Crystallizing tank blocks, and reduces crystallization rate and effect.
Due to crystallizing the easy fouling of top tank structure, during existing kojic acid material crystal, and fouling is not prevented well
Or remove fouling so that crystallization rate is low, and crystallization effect is poor；And existing kojic acid material crystal process, do not carry out multiple fine
Spend the filter progress that differs, it is simply single that ingress filter is carried out using filter screen or filtering woven fabric so that Crystallization Separation it is steady
Qualitative and reliability is not high, and the crystalline solid of acquisition is not pure enough, unstable product quality.
Utility model content
Based on this, in view of the above-mentioned problems, be necessary to propose a kind of crystallization apparatus for carrying out kojic acid raw material initial crystallization, its
Crystallization process is continuous, stable, and periodically the crystalline solid of fouling on crystallization top tank structure is cleared up, has not only avoided waste, but also
Improve crystalline rate；By the different filtering of precision twice, the quality of gained crystalline solid ensure that, and be equipped with liquid reserve tank
Return flow line, the crystallization physical efficiency for making once to filter out realize secondary use, and prevent the crystalline solid in liquid reserve tank from blocking liquid discharge
Mouthful.
The technical solution of the utility model is as follows：
A kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material, including crystallizing tank and division box, the crystallizing tank
The side at top is equipped with material inlet, and the bottom of crystallizing tank is connected with liquid reserve tank, and the side of liquid reserve tank bottom is equipped with liquid outlet,
The division box is arranged between crystallizing tank and liquid reserve tank, and the one side wall of crystallizing tank is equipped with interlayer and overflow port, the interlayer
Cooling water inlet and cooling water outlet are equipped with, the overflow port is connected by circulating pump and pipeline with material inlet；The crystallizing tank
Multiple agitating shafts are inside uniformly placed with, the inner wall for crystallizing upper end is equipped with heater, is spread between the crystallizing tank and liquid reserve tank
Equipped with the first filter layer, the junction of the liquid outlet and liquid reserve tank is equipped with the second filter layer.
Material to be crystallized enters in crystallizing tank from material inlet, the multiple agitating shafts being uniformly distributed at this time in crystallizing tank
Start to rotate, and rotational frequency differs, and realizes stirred crystallization；Cooling system provides cooling by interlayer for crystallizing tank inside at the same time
Cooling, if in whipping process, has liquid to be overflowed from overflow port, then can by circulating pump and pipeline again from material inlet into
Enter in crystallizing tank, realization recycles, and waste and the crystallization for avoiding raw material are incomplete；After the completion of initial crystallization, the is carried out
Once filter, the first filter layer coordinates division box that crystalline solid is retained in crystallizing tank, the liquid after stirring is filtered out, after filtering
Liquid enter in liquid reserve tank and carry out secondary filter, the filtering accuracy higher of second of filter layer, makes what is filtered out for the first time
Crystalline solid is stored in liquid reserve tank, and filters out pure liquid, avoids the waste of resource, improves the efficiency and knot of crystallization
The quality of crystal.
As the further optimization of such scheme, condenser pipe, institute are equipped with along the inner wall surrounding of crystallizing tank in the crystallizing tank
The cooling water inlet stated on the water inlet and interlayer of condenser pipe connects, the cooling water outlet connection on the water outlet and interlayer of condenser pipe.
Cooling medium enters condenser pipe, condenser pipe circulating condensing in crystallizing tank by the cooling water inlet on interlayer, and cools down medium one
Straight material is rapidly achieved crystallization temperature in crystallizing tank in state is circulated, whole process continuation is strong, cools down medium
Recyclable recycling, its energy consumption is low, and crystallization effect is good, and has saved cost resource.
As the further optimization of such scheme, the middle part of the crystallizing tank bottom is equipped with groove, which is located at first
Below filter layer；The division box is bolted on the notch of the groove.Groove is arranged on below the first filter layer,
Liquid after the filtering of the first filter layer enters in groove, and the division box on groove notch separates the liquid in groove into storage
In liquid case so that the speed of separation of solid and liquid will not be improved there is a phenomenon where returning water, ensure that Crystallization Separation stability and can
By property.
As the further optimization of such scheme, multiple tapping holes are evenly distributed with the division box.Multiple points of water
Hole is mutually not attached between any two, and raising divides water efficiency so that liquid can enter in liquid reserve tank quickly through tapping hole, realize and divide
Water.
As the further optimization of such scheme, rotating vane is mounted on each agitating shaft.Due to agitating shaft
Speed it is different, the rotating vane on each agitating shaft also contact stirring with crystalline solid in different frequency so that stirs
More fully, crystallization process is accelerated, improves crystalline rate, and rotating vane material is soft, when being contacted with kojic acid crystalline solid, no
The activity of kojic acid can be destroyed, ensure that the quality of crystalline solid after stirred crystallization.
As the further optimization of such scheme, the distance that 10-20cm is often separated by the inner wall of the crystallizing tank is equipped with etc.
The sliding slot of length vertical direction, and be equipped with each sliding slot and can adopt brilliant device along what sliding slot moved back and forth.Brilliant device is adopted to tie
Slided up and down on the inner wall of brilliant tank, the body to be crystallized being bonded on crystallization top tank structure is scraped and is fallen, prevent crystallization top tank structure knot
Dirt, influences crystallization effect；If crystallizing tank encrustation, first, since the weight to be crystallized for being stirred crystallization is reduced, lead
Cause crystalline quality uncontrollable, the crystalline solid being finally recovered out is reduced, and is fallen flat；Second, crystallization time can be caused to prolong
It is long, whole production procedure had not only been influenced, but also the bioactivity of body to be crystallized can be destroyed, while each apparatus in crystallizing tank can also be because of length
Time operates and reduces service life, and adds cost resource.
It is described to adopt brilliant device including supporting rod and adopt brilliant scraping blade as the further optimization of such scheme, it is described to adopt crystalline substance
Scraping blade is in contact with the inner wall of crystallizing tank；The supporting rod is stretched into sliding slot, and is moved by motor control in sliding slot.Support
In one end insertion sliding slot of bar, brilliant scraping blade is adopted in other end connection, as control supporting rod moves back and forth in sliding slot, is made to adopt crystalline substance and is scraped
Piece is close to the inner wall also movement on equidirectional of crystallizing tank, realizes and fouling on crystallization top tank structure is struck off, its is simple in structure,
It is easy to control, while crystallization process is not influenced, striking off for fouling is played, prevents from blocking in crystallizing tank, improves
The effect of crystallization.
As the further optimization of such scheme, be equipped with thermometer and liquid level gauge in the crystallizing tank, crystallizing tank outside
Wall be equipped with temperature controller matched with thermometer and with the matched liquid level regulator of liquid level gauge.Thermometer can show crystallization
Temperature in tank, judges whether to reach crystallization temperature；Liquid level gauge can detect the height of crystallization pot liquid, judge that feelings are completed in crystallization
Condition；The temperature and water in crystallizing tank can be controlled respectively by temperature controller and liquid level regulator, fully according to the actual requirements
And situation, the crystalline environment in crystallizing tank is adjusted, makes the quality product rate higher of final crystalline product, realizes arbitrarily adjustment to meet to give birth to
Production demand.
As the further optimization of such scheme, the side of the liquid reserve tank is equipped with return flow line, the return flow line
Material inlet is connected to after converging by the pipeline being connected with overflow port.Crystallized liquid in liquid reserve tank can pass through second of mistake
Filter, the crystalline solid stayed in after filtering in liquid reserve tank easily blocks liquid outlet, and the utility model is equipped with the side of liquid reserve tank
Return flow line, the crystalline solid being stored in liquid reserve tank is flowed back into crystallizing tank again from return flow line, secondary crystallization is realized, keeps away
Exempt from the blocking of liquid reserve tank, while reduced unnecessary waste, improve percent crystallization in massecuite.
As the further optimization of such scheme, first filter layer is stainless steel filter screen, which filters
The mesh diameter of net is 40-60 μm；Second filter layer is terylene filter cloth or nylon filtering cloth, and the terylene filter cloth or nylon are filtered
The precision of cloth is 400-800 mesh.First filter layer carries out preliminary filtering, its rate of filtration is fast, is retained in large granular materials
In crystallizing tank, these large granular materials are more easy to crystallize, and realize the material rapid crystallization in crystallizing tank；And the less material of particle with
Liquid is mixed into liquid reserve tank, and carries out smart filtering, ensure moisture content discharge and feed back to be crystallized into real in crystallizing tank
Now recrystallize.
The beneficial effects of the utility model are：
1st, the utility model has the advantages of simple structure, and crystallization process is continuous, stable, and crystalline rate is high, and crystallization effect is good；And
Realize material and cool down recycling for medium, save cost.
2nd, multiple agitating shafts are uniformly distributed in crystallizing tank, realize quick stirred crystallization；Due to the rotary frequency of agitating shaft
Rate is different, and the rotating vane on each agitating shaft also contacts stirring with crystalline solid in different frequency so that stirring is more abundant, adds
Speed crystallization process, improves crystalline rate, and rotating vane material is soft, when being contacted with kojic acid crystalline solid, will not destroy song
The activity of acid, ensure that the quality of crystalline solid after stirred crystallization.
3rd, cool down medium and condenser pipe is entered by the cooling water inlet on interlayer, condenser pipe circulating condensing in crystallizing tank, and
Cooling medium is constantly in the state of circulating, and material is rapidly achieved crystallization temperature, whole process continuation in crystallizing tank
By force, cooling medium is recycled recycling, its energy consumption is low, and crystallization effect is good, and has saved cost resource.
4th, groove is arranged on below the first filter layer, and the liquid after the filtering of the first filter layer enters in groove, groove notch
On division box the liquid in groove is separated into liquid reserve tank, avoid there is a phenomenon where returning water, and more on division box
A tapping hole is mutually not attached between any two, improves a point water efficiency so that and liquid can enter in liquid reserve tank quickly through tapping hole,
It ensure that the stability and reliability of Crystallization Separation.
5th, slided up and down using adopting brilliant device on the inner wall of crystallizing tank, the body to be crystallized that will be bonded on crystallization top tank structure
Scrape and fall, prevent crystallizing tank encrustation, influence crystallization effect；And adopt brilliant device including supporting rod and adopt brilliant scraping blade, support
In one end insertion sliding slot of bar, brilliant scraping blade is adopted in other end connection, as control supporting rod moves back and forth in sliding slot, is made to adopt crystalline substance and is scraped
Piece is close to the inner wall also movement on equidirectional of crystallizing tank, realizes and fouling on crystallization top tank structure is struck off, its is simple in structure,
It is easy to control, while crystallization process is not influenced, striking off for fouling is played, and the biology for not interfering with crystallization kojic acid is living
Property, prevent from blocking in crystallizing tank, improve the effect of crystallization.
6th, return flow line is equipped with the side of liquid reserve tank, return flow line connects after converging by the pipeline being connected with overflow port
It is connected to material inlet；The material for making to be retained in liquid reserve tank after secondary filter can be recycled in crystallizing tank and be crystallized again, keep away
Exempt from the feed blocking liquid outlet in liquid reserve tank, while improve the utilization rate and percent crystallization in massecuite of material.
7th, using the operation filtered twice, wherein, the first filter layer carries out preliminary filtering, its rate of filtration is fast, makes big
Granule materials are retained in crystallizing tank, these large granular materials are more easy to crystallize, and realize the material rapid crystallization in crystallizing tank；And
The less material of grain enters in liquid reserve tank with liquid is mixed into, and carries out smart filtering, ensures that moisture content is discharged and material to be crystallized returns
Flow into and recrystallization is realized in crystallizing tank.
Brief description of the drawings
Fig. 1 is the front view for the crystallization apparatus for carrying out initial crystallization described in the utility model embodiment to kojic acid raw material；
Fig. 2 is the top view for the crystallization apparatus for carrying out initial crystallization described in the utility model embodiment to kojic acid raw material；
Fig. 3 is the sectional view of crystallizing tank described in the utility model embodiment and liquid reserve tank；
Fig. 4 is the structure diagram of division box described in the utility model embodiment；
Fig. 5 is the structure diagram that brilliant device is adopted described in the utility model embodiment.
Description of reference numerals：
10- crystallizing tanks；101- material inlets；102- interlayers；102a- cooling water inlets；102b- cooling water outlets；103- overflows
Mouthful；103a- circulating pumps；103b- pipelines；104- agitating shafts；104a- rotating vanes；105- heaters；106- condenser pipes；107-
Sliding slot；108a- thermometers；108b- temperature controllers；109a- liquid level gauges；109b- liquid level regulators；20- division boxs；201-
Groove；202- tapping holes；30- liquid reserve tanks；301- liquid outlets；302- return flow lines；The first filter layers of 401-；The second mistakes of 402-
Filtering layer；50- adopts brilliant device；501- supporting rods；502- adopts brilliant scraping blade.
Embodiment
The embodiment of the utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment
As shown in Figure 1-Figure 3, a kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material, including crystallizing tank 10 and Fen Shui
Device 20, the side at the top of crystallizing tank 10 are equipped with material inlet 101, and the bottom of crystallizing tank 10 is connected with liquid reserve tank 30, storage
The side of 30 bottom of liquid case is equipped with liquid outlet 301, and the division box 20 is arranged between crystallizing tank 10 and liquid reserve tank 30, crystallization
The one side wall of tank 10 is equipped with interlayer 102 and overflow port 103, and the interlayer 102 is equipped with cooling water inlet 102a and cooling water outlet
102b, the overflow port 103 are connected by circulating pump 103a and pipeline 103b with material inlet 101；In the crystallizing tank 10
Even to be placed with multiple agitating shafts 104, the inner wall on 10 top of crystallizing tank is equipped with heater 105, the crystallizing tank 10 and liquid reserve tank
The first filter layer 401 is equipped between 30, the junction of the liquid outlet 301 and liquid reserve tank 30 is equipped with the second filter layer 402.
Material to be crystallized enters in crystallizing tank 10 from material inlet 101, is uniformly distributed at this time more in crystallizing tank 10
A agitating shaft 104 starts to rotate, and rotational frequency differs, and realizes stirred crystallization；Cooling system is crystallization by interlayer 102 at the same time
The inside of tank 10, which provides, to cool, if in whipping process, has liquid to be overflowed from overflow port 103, then can pass through circulating pump
103a and pipeline 103b again from material inlet 101 enter crystallizing tank 10 in, realization recycles, avoid raw material waste and
Crystallization is incomplete；After the completion of initial crystallization, first time filtering is carried out, the first filter layer 401 coordinates division box 20 to crystallize
Body is retained in crystallizing tank 10, filters out the liquid after stirring, and the liquid after filtering enters in liquid reserve tank 30 and carries out secondary filter,
The filtering accuracy higher of second of filter layer 402, the crystalline solid for making to filter out for the first time is stored in liquid reserve tank 30, and is filtered out
Pure liquid, avoids the waste of resource, improves the efficiency of crystallization and the quality of crystalline solid.
In one of the embodiments, as shown in figure 3, along the inner wall surrounding of crystallizing tank 10 equipped with cold in the crystallizing tank 10
Solidifying pipe 106, the water inlet of the condenser pipe 106 are connected with the cooling water inlet 102a on interlayer 102, the water outlet of condenser pipe 106
It is connected with the cooling water outlet 102b on interlayer 102.Cooling medium enters condenser pipe by the cooling water inlet 102a on interlayer 102
106, the circulating condensing in crystallizing tank 10 of condenser pipe 106, and cool down medium and be constantly in the state of circulating, crystallizing material
Crystallization temperature is rapidly achieved in tank 10, whole process continuation is strong, and cooling medium is recycled recycling, its energy consumption is low, crystallization
Effect is good, and has saved cost resource.
In another embodiment, as shown in figure 3, the middle part of 10 bottom of the crystallizing tank is equipped with groove 201, the groove
201 positioned at the lower section of the first filter layer 401；The division box 20 is bolted on the notch of the groove 201.Groove
201 are arranged on the lower section of the first filter layer 401, and the liquid after the filtering of the first filter layer 401 enters in groove 201,201 notch of groove
On division box 20 liquid in groove 201 is separated into liquid reserve tank 30 so that will not be improved there is a phenomenon where returning water
The speed of separation of solid and liquid, ensure that the stability and reliability of Crystallization Separation.
In another embodiment, as shown in figure 4, being evenly distributed with multiple tapping holes 202 on the division box 20.It is more
A tapping hole 202 is mutually not attached between any two, and raising divides water efficiency so that liquid can enter liquid storage quickly through tapping hole 202
In case 30, realization divides water.
In another embodiment, as shown in figure 3, being mounted on rotating vane 104a on each agitating shaft 104.By
It is different in the speed of agitating shaft 104, rotating vane 104a on each agitating shaft 104 also in different frequency and crystalline solid
Contact stirring so that stirring is more abundant, accelerates crystallization process, improves crystalline rate, and rotating vane 104a materials are soft,
When being contacted with kojic acid crystalline solid, the activity of kojic acid will not be destroyed, ensure that the quality of crystalline solid after stirred crystallization.
In another embodiment, as shown in figure 3, the distance for being often separated by 10cm on the inner wall of the crystallizing tank 10 is equipped with etc.
The sliding slot 107 of length vertical direction, and be equipped with each sliding slot 107 and can adopt brilliant device 50 along what sliding slot 107 moved back and forth.
In another embodiment, as shown in figure 3, the distance for being often separated by 20cm on the inner wall of the crystallizing tank 10 is equipped with etc.
The sliding slot 107 of length vertical direction, and be equipped with each sliding slot 107 and can adopt brilliant device 50 along what sliding slot 107 moved back and forth.
In another embodiment, as shown in figure 3, the distance for being often separated by 15cm on the inner wall of the crystallizing tank 10 is equipped with etc.
The sliding slot 107 of length vertical direction, and be equipped with each sliding slot 107 and can adopt brilliant device 50 along what sliding slot 107 moved back and forth.
Adopt brilliant device 50 to slide up and down on the inner wall of crystallizing tank 10, the body to be crystallized on 10 inner wall of crystallizing tank will be bonded in
Scrape and fall, prevent 10 encrustation of crystallizing tank, influence crystallization effect；If 10 encrustation of crystallizing tank, first, due to carrying out
The weight to be crystallized of stirred crystallization is reduced, and causes crystalline quality uncontrollable, and the crystalline solid being finally recovered out is reduced, and is not reached pre-
Phase effect；Second, crystallization time can be caused to extend, whole production procedure has not only been influenced, but also the bioactivity of body to be crystallized can be destroyed,
Each apparatus in crystallizing tank 10 can also reduce service life because long-time operates at the same time, and add cost resource.
In another embodiment, as shown in Figure 3 and Figure 5, it is described to adopt brilliant device 50 including supporting rod 501 and adopt brilliant scraping blade
502, it is described to adopt brilliant scraping blade 502 and be in contact with the inner wall of crystallizing tank 10；The supporting rod 501 is stretched into sliding slot 107, and passes through electricity
Machine control is moved in sliding slot 107.In one end insertion sliding slot 107 of supporting rod 501, brilliant scraping blade 502 is adopted in other end connection, with
Control supporting rod 501 to move back and forth in the sliding slot 107, make to adopt brilliant scraping blade 502 and be close to the inner wall of crystallizing tank 10 also on equidirectional
Movement, realize and fouling on 10 inner wall of crystallizing tank struck off, its is simple in structure, easy to control, is not influencing crystallization process
Meanwhile striking off for fouling is played, prevent from blocking in crystallizing tank 10, improve the effect of crystallization.
In another embodiment, as shown in figures 1 and 3, thermometer 108a and liquid level gauge are equipped with the crystallizing tank 10
109a, the outer wall of crystallizing tank 10 are equipped with temperature controller 108b matched with thermometer 108a and are matched with liquid level gauge 109a
Liquid level regulator 109b.Thermometer 108a can show the temperature in crystallizing tank 10, judge whether to reach crystallization temperature；Liquid level gauge
109a can detect the height of liquid in crystallizing tank 10, judge to crystallize performance；Adjusted by temperature controller 108b and liquid level
Device 109b can control temperature and water in crystallizing tank 10 respectively, fully according to the actual requirements and situation, adjust in crystallizing tank 10
Crystalline environment, make the quality product rate higher of final crystalline product, realize arbitrarily adjustment to meet production requirement.
In another embodiment, as shown in Figure 1, the side of the liquid reserve tank 30 is equipped with return flow line 302, the reflux
Passage 302 is connected to material inlet 101 after converging by the pipeline 103b being connected with overflow port 103.Knot in liquid reserve tank 30
Brilliant liquid can pass through second and filter, and the crystalline solid stayed in after filtering in liquid reserve tank 30 easily blocks liquid outlet 301, and this reality
Return flow line 302 is equipped with the side of liquid reserve tank 30 with new, by the crystalline solid being stored in liquid reserve tank 30 from return flow line 302
Again flow back into crystallizing tank 10, realize secondary crystallization, avoid the blocking of liquid reserve tank 30, while reduce unnecessary wave
Take, improve percent crystallization in massecuite.
In another embodiment, first filter layer 401 is stainless steel filter screen, the mesh of the stainless steel filter screen
A diameter of 40 μm；Second filter layer 402 is terylene filter cloth or nylon filtering cloth, and the precision of the terylene filter cloth or nylon filtering cloth
For 400 mesh.
In another embodiment, first filter layer 401 is stainless steel filter screen, the mesh of the stainless steel filter screen
A diameter of 60 μm；Second filter layer 402 is terylene filter cloth or nylon filtering cloth, and the precision of the terylene filter cloth or nylon filtering cloth
For 800 mesh.
In another embodiment, first filter layer 401 is stainless steel filter screen, the mesh of the stainless steel filter screen
A diameter of 50 μm；Second filter layer 402 is terylene filter cloth or nylon filtering cloth, and the precision of the terylene filter cloth or nylon filtering cloth
For 600 mesh.
First filter layer 401 carries out preliminary filtering, its rate of filtration is fast, large granular materials is retained in crystallizing tank 10
Interior, these large granular materials are more easy to crystallize, and realize the material rapid crystallization in crystallizing tank 10；And the less material of particle is with mixing
Enter for liquid in liquid reserve tank 30, and carry out smart filtering, ensure moisture content discharge and feed back to be crystallized into real in crystallizing tank 10
Now recrystallize.
Embodiment described above only expresses specific embodiment of the present utility model, its description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (10)
1. a kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material, it is characterised in that including crystallizing tank and division box, institute
State the side at the top of crystallizing tank and be equipped with material inlet, the bottom of crystallizing tank is connected with liquid reserve tank, and the side of liquid reserve tank bottom is equipped with
Liquid outlet, the division box are arranged between crystallizing tank and liquid reserve tank, and the one side wall of crystallizing tank is equipped with interlayer and overflow port,
The interlayer is equipped with cooling water inlet and cooling water outlet, and the overflow port is connected by circulating pump and pipeline with material inlet；Institute
State and multiple agitating shafts are uniformly placed with crystallizing tank, the inner wall for crystallizing upper end is equipped with heater, the crystallizing tank and liquid storage
The first filter layer is equipped between case, the junction of the liquid outlet and liquid reserve tank is equipped with the second filter layer.
2. the crystallization apparatus according to claim 1 that initial crystallization is carried out to kojic acid raw material, it is characterised in that the crystallization
Be equipped with condenser pipe along the inner wall surrounding of crystallizing tank in tank, the cooling water inlet on the water inlet and interlayer of the condenser pipe connects, cold
Cooling water outlet connection on the water outlet and interlayer of solidifying pipe.
3. the crystallization apparatus according to claim 1 or 2 that initial crystallization is carried out to kojic acid raw material, it is characterised in that described
The middle part of crystallizing tank bottom is equipped with groove, which is located at below the first filter layer；The division box is bolted on
On the notch of the groove.
4. the crystallization apparatus according to claim 3 that initial crystallization is carried out to kojic acid raw material, it is characterised in that described to divide water
Multiple tapping holes are evenly distributed with device.
5. the crystallization apparatus according to claim 1 that initial crystallization is carried out to kojic acid raw material, it is characterised in that each described
Rotating vane is mounted on agitating shaft.
6. the crystallization apparatus according to claim 1 or 2 that initial crystallization is carried out to kojic acid raw material, it is characterised in that described
The distance for being often separated by 10-20cm on the inner wall of crystallizing tank is equipped with the sliding slot of equal length vertical direction, and is equipped with each sliding slot
Brilliant device can be adopted along what sliding slot moved back and forth.
7. the crystallization apparatus according to claim 6 that initial crystallization is carried out to kojic acid raw material, it is characterised in that described to adopt crystalline substance
Device includes supporting rod and adopts brilliant scraping blade, described to adopt brilliant scraping blade and be in contact with the inner wall of crystallizing tank；The supporting rod stretches into sliding slot
It is interior, and moved by motor control in sliding slot.
8. the crystallization apparatus according to claim 1 or 2 that initial crystallization is carried out to kojic acid raw material, it is characterised in that described
Thermometer and liquid level gauge are equipped with crystallizing tank, the outer wall of crystallizing tank is equipped with temperature controller matched with thermometer and and liquid
Count matched liquid level regulator in position.
9. the crystallization apparatus according to claim 1 that initial crystallization is carried out to kojic acid raw material, it is characterised in that the liquid storage
The side of case is equipped with return flow line, the return flow line be connected to after being converged by the pipeline being connected with overflow port material into
Mouthful.
10. the crystallization apparatus according to claim 1 that initial crystallization is carried out to kojic acid raw material, it is characterised in that described the
One filter layer is stainless steel filter screen, and the mesh diameter of the stainless steel filter screen is 40-60 μm；Second filter layer is terylene
Filter cloth or nylon filtering cloth, and the precision of the terylene filter cloth or nylon filtering cloth is 400-800 mesh.
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| CN201721048352.XU CN207307240U (en) | 2017-08-21 | 2017-08-21 | A kind of crystallization apparatus that initial crystallization is carried out to kojic acid raw material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731339A (en) * | 2021-11-08 | 2021-12-03 | 东营威联化学有限公司 | P-xylene oxidation crystallization device |
| CN115253947A (en) * | 2022-07-23 | 2022-11-01 | 西安国康瑞金制药有限公司 | Preparation method and device of dexamethasone acetate tablets |
| CN116617701A (en) * | 2023-07-20 | 2023-08-22 | 连云港诺信食品配料有限公司 | Anhydrous sodium acetate evaporating and crystallizing device |
-
2017
- 2017-08-21 CN CN201721048352.XU patent/CN207307240U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731339A (en) * | 2021-11-08 | 2021-12-03 | 东营威联化学有限公司 | P-xylene oxidation crystallization device |
| CN115253947A (en) * | 2022-07-23 | 2022-11-01 | 西安国康瑞金制药有限公司 | Preparation method and device of dexamethasone acetate tablets |
| CN116617701A (en) * | 2023-07-20 | 2023-08-22 | 连云港诺信食品配料有限公司 | Anhydrous sodium acetate evaporating and crystallizing device |
| CN116617701B (en) * | 2023-07-20 | 2023-10-20 | 连云港诺信食品配料有限公司 | Anhydrous sodium acetate evaporating and crystallizing device |
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