CN208684813U - A kind of fumaric acid process units - Google Patents
A kind of fumaric acid process units Download PDFInfo
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- CN208684813U CN208684813U CN201821045299.2U CN201821045299U CN208684813U CN 208684813 U CN208684813 U CN 208684813U CN 201821045299 U CN201821045299 U CN 201821045299U CN 208684813 U CN208684813 U CN 208684813U
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Abstract
The utility model provides a kind of fumaric acid process units, vertical crystallization kettle, the vertical crystallization kettle lower end is equipped with outlet, the outlet is equipped with centrifuge, the centrifuge input end and outlet connect, the centrifuge outlet end is connected with dryer, and the vertical crystallization kettle upper end is equipped with import, and the vertical crystallization kettle side is equipped with chilled water chuck layer；Agitating device, the agitating device includes the stirring blade being set in the vertical crystallization kettle, set on the stirring motor of the vertical crystallization kettle upper end center shaft position, the stirring blade is connected on agitating shaft, and is connected to the stirring motor output shaft end by agitating shaft.The utility model structure is simple, high production efficiency.
Description
Technical field
The utility model relates to fumaric acid production equipment fields, specifically, being related to a kind of fumaric acid process units.
Background technique
Fumaric acid also known as fumaric acid, corydalis acid or lichenic acid, i.e. fumaric acid (entitled (the E)-butylene two of IUPAC
Acid), it is a kind of colourless, inflammable crystal, the carboxylic acid derived by butylene, its chemical formula is C4H4O4, burn fumaric acid
It can release with maleic anhydride sootiness excitatory.Its taste as fruit, and rhizoma corydalis category, Boletus, lichens and
It is can be found that in Iceland sea sedge.
The tail gas generated in phthalic anhydride production process, which is passed through in water scrubber, generates waste water, and after isolating solid acid mud, useless
Catalyst thiocarbamide is added in water, the maleic acid isomerization reaction in waste water is made to generate certain density mother liquor fumaric acid
Solution produces fumaric acid after the purified crystallization of fumaric acid solution.
Utility model content
In order to achieve the above objectives, the utility model discloses a kind of fumaric acid process units, comprising:
Vertical crystallization kettle, the vertical crystallization kettle lower end are equipped with outlet, and the outlet is equipped with centrifuge, the centrifuge
Input end and outlet connect, and the centrifuge outlet end is connected with dryer, and the vertical crystallization kettle upper end is equipped with import, described
Vertical crystallization kettle side is equipped with chilled water chuck layer；
Agitating device, the agitating device include the stirring blade being set in the vertical crystallization kettle, set on described vertical
The stirring motor of crystallization kettle upper end center shaft position, the stirring blade is connected on agitating shaft, and is connected to by agitating shaft
The stirring motor output shaft end.
In order to increase the heat exchange area of reactant and chilled water in chilled water chuck layer in vertical crystallization kettle, preferred technology
Scheme is that the vertical crystallization kettle cross section is set as U-shaped structure, including feeding warehouse and crystallization storehouse, and the feeding warehouse is with the knot
The crystallization storehouse upper end is located on centered on brilliant storehouse central axis by its edge end, and the feeding warehouse outlet end is connected to crystallization storehouse
Interior, the import is set to the feeding warehouse upper end, and the stirring motor is set to the crystallization storehouse upper end center axis position, institute
It states outlet and is set to crystallization storehouse lower end central axis position, chilled water chuck layer is connected to the side of the feeding warehouse
And the crystallization storehouse side and lower end.
Preferably, feeding warehouse outer ring side is coplanar with the crystallization storehouse side, and feeding warehouse outer ring side and
Tilting is arranged from top to bottom for the crystallization storehouse side, and feeding warehouse inner ring side is obliquely installed from top to bottom, and it is described into
Feed bin inner ring side is greater than feeding warehouse inner ring side by the upper end diameter and leans on its lower end diameter, and stirring motor shell, which is equipped with, to be dissipated
Hot fin, described radiating fin one end are connected to the stirring motor side, and the radiating fin other end is attached at described cold
Freeze water leg layer.
Preferably, it is equipped with the first temperature sensor in the vertical crystallization kettle, is equipped with second in the chilled water chuck layer
Temperature sensor, a kind of fumaric acid process units further includes control device, the control device respectively with stirring motor, from
Scheming, dryer, the first temperature sensor are connected with second temperature sensor.
In order to improve the uniformity of stirring and improve stirring efficiency, preferred technical solution is the crystallization orlop end
Equipped with the first locating rack, first locating rack is set to crystallization orlop end cental axial position, and agitating shaft is far from stirring motor
End is connect with first locating rack, is connected separately with the first stirring blade, transmission mechanism, the on the agitating shaft from top to bottom
Two stirring blades and third agitation blades, the third agitation blades are set as U-shaped structure, and closed end is close to the crystallization orlop
End, the third agitation blades outboard end diameter are less than crystallization storehouse inner end diameter, and the transmission mechanism includes running room,
The running room is connected on agitating shaft, and the running room two sides are respectively equipped with symmetrically arranged Transmission Room, is located at the running
The indoor agitating shaft is equipped with first bevel gear, and first bevel gear minimum diameter end is set up, the Transmission Room
Interior to be equipped with the second bevel gear that uses of cooperation first bevel gear, the second bevel gear is far from first bevel gear end mandrel wherein
Position level is equipped with rotation axis, and the rotation axis is equipped with plectane far from second bevel gear end, plectane one end described in the plectane with
The rotation axis is vertically connected far from second bevel gear end, and the one end of the plectane far from rotation axis is centered on its center of circle at it
Marginal end is equipped with multiple plectrums.
In order to avoid lateral displacement occurs in Transmission Room for rotation axis, preferred technical solution is set in the Transmission Room
Have the second locating rack, second locating rack is connected in the rotation axis, the rotation axis be equipped with outer groove, described second
Locating rack, which is equipped with, cooperates the outer groove to use snap ring.
Preferably, the chilled water chuck layer is equipped with inlet and outlet, and the water inlet is pressed from both sides set on the chilled water
Its lower end position is leaned in jacket layer side, and the water outlet is set to chilled water chuck layer side by end position thereon.
In order to accelerate crystalline rate in vertical crystallization kettle, preferred technical solution, which is that the feeding warehouse upper end is equipped with, is taken out very
It eats dishes without rice or wine, the vacuum orifice has vacuum pump by piping connection.
The utility model has the advantages that
(1) a kind of fumaric acid process units is easy to operate, and only need to manually open feeding pump for specific gravity is 29 Baumes
Degree, concentration range is that the fumaric acid solution of 165-200g/L is imported into vertical crystallization kettle by import, artificial to open stirring electricity
Machine is stirred fumaric acid solution by stirring blade, while utilizing the chilled brine and fumaric acid in chilled water chuck layer
Solution exchanges heat, and after crystallization after a period of time, the material in vertical crystallization kettle is imported into centrifuge by exporting,
With centrifuge by mother liquor and die separation, the crystal grain isolated is entered in dryer and is dried, so that fumaric acid finished product is obtained,
Present apparatus structure is simple, high production efficiency.
(2) vertical crystallization kettle cross section is set as U-shaped structure, including feeding warehouse and knot by a kind of fumaric acid process units
Brilliant storehouse increases the heat exchange area between the chilled brine in vertical crystallization kettle in material and chilled water chuck layer, described vertical
The first stirring blade, the second stirring blade and the third stirring blade that are set on agitating shaft are driven by stirring motor in crystallization kettle
While rotation, is driven using agitating shaft and be located at the indoor first bevel gear rotation of running, the first bevel gear drives and it
The rotation axis for being set to the indoor second bevel gear of transmission, connecting with second bevel gear of cooperation links, to drive and turn
By center axis of the rotation axis axial rotation occurs for the plectrum of moving axis connection being set on plectane, increases stirring in crystallization storehouse
Noodles served with soy sauce, sesame butter, etc. product, to improve the uniformity of stirring and improve stirring efficiency.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be some embodiments of the present invention, for those of ordinary skill in the art, do not making the creative labor
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model control device and each component controls relationship connection figure；
Fig. 3 is that the utility model crystallizes agitating device structural schematic diagram in storehouse；
Fig. 4 is the utility model drive mechanism structural schematic diagram.
In figure: 1. vertical crystallization kettles；2. agitating device；3. control device；4. transmission mechanism；5. vacuum pump；1-1. going out
Mouthful；1-2. centrifuge；1-3. dryer；1-4. import；1-5. chilled water chuck layer；1-6. feeding warehouse；1-7. crystallizes storehouse；1-
8. the first temperature sensor；1-9. second temperature sensor；2-1. stirring blade；2-2. stirring motor；2-3. agitating shaft；4-1.
Operate room；4-2. Transmission Room；4-3. first bevel gear；4-4. second bevel gear；4-5. rotation axis；4-6. plectane；4-7. dialling
Piece；The second locating rack of 4-8.；1-51. water inlet；1-52. water outlet；1-71. the first locating rack；2-21. radiating fin；2-
31. the first stirring blade；2-32. the second stirring blade；2-33. third stirring blade；4-81. snap ring.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
Embodiment
The utility model is described further below in conjunction with attached drawing.
As shown in Figure 1, fumaric acid process units provided in this embodiment, comprising:
Vertical crystallization kettle 1, vertical 1 lower end of crystallization kettle are equipped with outlet 1-1, and the outlet 1-1 is equipped with centrifuge 1-
2, the centrifuge 1-2 input end is connect with outlet 1-1, and the outlet end the centrifuge 1-2 is connected with dryer 1-3, described vertical
1 upper end of formula crystallization kettle is equipped with import 1-4, and vertical 1 side of crystallization kettle is equipped with chilled water chuck layer 1-5；
Agitating device 2, the agitating device 2 include the stirring blade 2-1 being set in the vertical crystallization kettle 1, are set to institute
The stirring motor 2-2 of vertical 1 upper end center shaft position of crystallization kettle is stated, the stirring blade 2-1 is connected on agitating shaft 2-3, and
The stirring motor 2-2 output shaft end is connected to by agitating shaft 2-3.
Above-mentioned fumaric acid process units working principle is as follows:
It is artificial that open feeding pump for specific gravity be 29 Baume degrees, the fumaric acid solution that concentration range is 165-200g/L by into
Mouth 1-4 is imported into vertical crystallization kettle 1, closes import 1-4, artificial to open stirring motor 2-2, by stirring blade 2-1 to richness
Horse acid solution is stirred, while being exchanged heat using the chilled brine in chilled water chuck layer 1-5 with fumaric acid solution, is passed through
After the crystallization of a period of time, outlet 1-1 is opened, the material in vertical crystallization kettle 1 is imported by centrifuge 1-2 by outlet 1-1
It is interior, with centrifuge 1-2 by mother liquor and die separation, the crystal grain isolated is entered in dryer 1-3 and is dried, to obtain richness
Horse acid finished product.
In order to increase the heat exchange area of reactant and chilled brine in chilled water chuck layer 1-5 in vertical crystallization kettle 1, this reality
It is that vertical 1 cross section of crystallization kettle is set as U-shaped structure, including feeding warehouse 1-6 and crystallization storehouse 1-7 with novel embodiment,
The feeding warehouse 1-6 is located on the crystallization storehouse upper end 1-7 by its edge end centered on the 1-7 central axis of the crystallization storehouse, and
The outlet end the feeding warehouse 1-6 is connected in crystallization storehouse 1-7, and the import 1-4 is set to the upper end the feeding warehouse 1-6, described to stir
Motor 2-2 is mixed set on crystallization storehouse 1-7 upper end center axis position, the outlet 1-1 is set under the crystallization storehouse 1-7
Hold central axis position, chilled water chuck layer 1-5 be connected to the feeding warehouse 1-6 side and the crystallization storehouse 1-
7 sides and lower end.
Preferably, the outer ring feeding warehouse 1-6 side is coplanar with the crystallization storehouse side 1-7, and the feeding warehouse 1-6
Tilting is arranged from top to bottom for outer ring side and the crystallization storehouse side 1-7, and the feeding warehouse 1-6 inner ring side is from top to bottom
It is obliquely installed, and the feeding warehouse 1-6 inner ring side is greater than the feeding warehouse 1-6 inner ring side by the upper end diameter and leans on its lower end
Diameter, stirring motor 2-2 shell are equipped with radiating fin 2-21, and the one end the radiating fin 2-21 is connected to the stirring motor 2-
2 sides, the radiating fin 2-21 other end are attached at the chilled water chuck layer 1-5, by by the feeding warehouse 1-6 inner ring
Side is obliquely installed from top to bottom, is attached at the chilled water chuck layer 1-5 set on the feeding warehouse 1-6 inner ring side set on institute
The stirring motor 2-2 for stating the crystallization upper end storehouse 1-7 can play the role of cooling down to stirring motor 2-2, extend stirring motor 2-2
Service life.
As shown in Fig. 2, preferably, being equipped with the first temperature sensor 1-8, the chilled water in the vertical crystallization kettle 1
It is equipped with second temperature sensor 1-9 in chuck layer 1-5, a kind of fumaric acid process units further includes control device 3, the control
Device 3 processed is sensed with stirring motor 2-2, centrifuge 1-2, dryer 1-3, the first temperature sensor 1-8 and second temperature respectively
Device 1-9 connection, the first temperature sensor 1-8 is used to monitor the temperature of charge in vertical crystallization kettle 1, and temperature signal is fed back
To control device 3, which belongs to prior art, and second temperature sensor 1-9 is for monitoring in chilled water chuck layer 1-5
Chilled brine temperature, and temperature signal is fed back into control device 3, which belongs to prior art, manual control control
Device 3 issues start stop signal to stirring motor 2-2, centrifuge 1-2, dryer 1-3 respectively, which belongs to prior art neck
Domain.
As shown in Figure 3, Figure 4, in order to improve stirring the uniformity and improve stirring efficiency, the embodiment party of the utility model
Formula is that the crystallization storehouse bottom end 1-7 is equipped with the first locating rack 1-71, the first locating rack 1-71 and is set to the crystallization storehouse 1-7
Bottom center shaft position, agitating shaft 2-3 are connect far from the end stirring motor 2-2 with the first locating rack 1-71, the agitating shaft
The first stirring blade 2-31, transmission mechanism 4, the second stirring blade 2-32 and third agitation are connected separately on 2-3 from top to bottom
Blade 2-33, the third agitation blades 2-33 are set as U-shaped structure, and closed end is described close to the crystallization storehouse bottom end 1-7
Third agitation blades 2-33 outboard end diameter is less than the crystallization storehouse inner end 1-7 diameter, and the transmission mechanism 4 includes running room
4-1, the running room 4-1 are connected on agitating shaft 2-3, and the running room two sides 4-1 are respectively equipped with symmetrically arranged Transmission Room
4-2, the agitating shaft 2-3 in the running room 4-1 are equipped with first bevel gear 4-3, and the first bevel gear 4-3 is most
Smaller diameter end is set up, and the second bevel gear 4-4 that cooperation first bevel gear 4-3 is used, institute are equipped in the Transmission Room 4-2
Stating second bevel gear 4-4, shaft position level is equipped with rotation axis 4-5, the rotation axis in its center far from the end first bevel gear 4-3
4-5 is equipped with plectane 4-6 far from the end second bevel gear 4-4, and one end plectane 4-6 described in the plectane 4-6 is remote with the rotation axis 4-5
It is vertically connected from the end second bevel gear 4-4, the described one end of plectane 4-6 far from rotation axis 4-5 is centered on its center of circle on its side
Acies is equipped with multiple plectrum 4-7, artificial to open stirring motor 2-2, is driven and is set on agitating shaft 2-3 by stirring motor 2-2
The first stirring blade 2-31, the second stirring blade 2-32 and third stirring blade 2-33 rotate while, utilize agitating shaft 2-3
The first bevel gear 4-3 rotation being located in running room 4-1 is driven, the first bevel gear 4-3 drives engaged therewith be set to pass
Move indoor second bevel gear 4-4, the rotation axis 4-5 that connect with second bevel gear 4-4 links, to drive and rotation
By center axis of the rotation axis 4-5 axial rotation occurs for the plectrum 4-7 of axis 4-5 connection being set on plectane 4-6.
In order to avoid lateral displacement occurs in Transmission Room 4-2 for rotation axis 4-5, the embodiments of the present invention is institute
It stating and is equipped with the second locating rack 4-8 in Transmission Room 4-2, the second locating rack 4-8 is connected on the rotation axis 4-5, and described turn
Moving axis 4-5 is equipped with outer groove, and the second locating rack 4-8, which is equipped with, cooperates the outer groove to use snap ring 4-81, passes through card
The transverse shifting of the cooperation rotation-limited axis 4-5 of ring 4-81 and outer groove, so that it is guaranteed that the first bevel gear 4-3 and described the
Two bevel gear 4-4 can cooperate transmission always.
Preferably, the chilled water chuck layer 1-5 is equipped with water inlet 1-51 and water outlet 1-52, the water inlet 1-51
Its lower end position is leaned on set on the side chilled water chuck layer 1-5, the water outlet 1-52 is set to the chilled water chuck layer 1-5
Side is connected with chilled brine by pipeline and pumps by end position thereon, the water inlet 1-51, will freezing by chilled brine pump
Salt water from water inlet 1-51 import chilled water chuck layer 1-5 in, chilled brine from water outlet 1-52 flow out, thus constantly with it is vertical
1 reactant of crystallization kettle exchanges heat.
In order to accelerate crystalline rate in vertical crystallization kettle 1, the embodiments of the present invention is, on the feeding warehouse 1-6
End is equipped with vacuum orifice, and the vacuum orifice has vacuum pump 5 by piping connection, and artificial vacuum pump 5 of opening makes vertical crystallization kettle 1
Interior formation negative pressure accelerates reactant crystalline rate.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (8)
1. a kind of fumaric acid process units characterized by comprising
Vertical crystallization kettle (1), vertical crystallization kettle (1) lower end are equipped with outlet (1-1), and the outlet (1-1) is equipped with centrifugation
Machine (1-2), centrifuge (1-2) input end are connect with outlet (1-1), and centrifuge (1-2) outlet end is connected with drying
Machine (1-3), vertical crystallization kettle (1) upper end are equipped with import (1-4), and vertical crystallization kettle (1) side is pressed from both sides equipped with chilled water
Jacket layer (1-5)；
Agitating device (2), the agitating device (2) include the stirring blade (2-1) being set in the vertical crystallization kettle (1), set
In the stirring motor (2-2) of vertical crystallization kettle (1) the upper end center shaft position, the stirring blade (2-1) is connected to stirring
On axis (2-3), and the stirring motor (2-2) output shaft end is connected to by agitating shaft (2-3).
2. a kind of fumaric acid process units according to claim 1, which is characterized in that the vertical crystallization kettle (1) is transversal
Face is set as U-shaped structure, including feeding warehouse (1-6) and crystallization storehouse (1-7), and the feeding warehouse (1-6) is in the crystallization storehouse (1-7)
The crystallization storehouse upper end (1-7) is located on centered on mandrel by its edge end, and the outlet end the feeding warehouse (1-6) is connected to knot
In brilliant storehouse (1-7), the import (1-4) is set to the upper end the feeding warehouse (1-6), and the stirring motor (2-2) is set to the knot
Brilliant storehouse (1-7) upper end center axis position, it is in place that the outlet (1-1) is set to crystallization storehouse (1-7) lower end central axis institute
Set, chilled water chuck layer (1-5) be connected to the feeding warehouse (1-6) side and the crystallization storehouse side (1-7) and
Lower end.
3. a kind of fumaric acid process units according to claim 2, which is characterized in that feeding warehouse (1-6) the outer ring side
End is coplanar with the crystallization storehouse side (1-7), and the outer ring side the feeding warehouse (1-6) and crystallization storehouse (1-7) side are certainly
Upper and lower tilting setting, feeding warehouse (1-6) inner ring side are obliquely installed from top to bottom, and in the feeding warehouse (1-6)
It encloses side and is greater than the feeding warehouse (1-6) inner ring side by its lower end diameter by the upper end diameter, stirring motor (2-2) shell is set
Have radiating fin (2-21), described radiating fin (2-21) one end is connected to the side the stirring motor (2-2), the radiating fin
Piece (2-21) other end is attached at the chilled water chuck layer (1-5).
4. a kind of fumaric acid process units according to claim 1, which is characterized in that set in the vertical crystallization kettle (1)
Have the first temperature sensor (1-8), is equipped with second temperature sensor (1-9) in the chilled water chuck layer (1-5), described one kind
Fumaric acid process units further includes control device (3), the control device (3) respectively with stirring motor (2-2), centrifuge (1-
2), dryer (1-3), the first temperature sensor (1-8) and second temperature sensor (1-9) connection.
5. a kind of fumaric acid process units according to claim 2, which is characterized in that crystallization storehouse (1-7) bottom end is set
Have the first locating rack (1-71), first locating rack (1-71) is set to crystallization storehouse (1-7) the bottom center shaft position, stirring
Axis (2-3) is connect far from the end stirring motor (2-2) with first locating rack (1-71), on the agitating shaft (2-3) from upper and
Under be connected separately with the first stirring blade (2-31), transmission mechanism (4), the second stirring blade (2-32) and third agitation blades
(2-33), the third agitation blades (2-33) are set as U-shaped structure, and described its closed end of third agitation blades (2-33) is close to institute
Crystallization bottom end storehouse (1-7) is stated, it is straight that third agitation blades (2-33) the outboard end diameter is less than crystallization storehouse (1-7) inner end
Diameter, the transmission mechanism (4) include running room (4-1), and the running room (4-1) is connected on agitating shaft (2-3), the running
The two sides room (4-1) are respectively equipped with symmetrically arranged Transmission Room (4-2), the agitating shaft (2- being located in running room (4-1)
3) it is equipped with first bevel gear (4-3), first bevel gear (4-3) minimum diameter end is set up, the Transmission Room (4-2)
The interior second bevel gear (4-4) for being equipped with cooperation first bevel gear (4-3) and using, the second bevel gear (4-4) is far from the first cone
Shaft position level is equipped with rotation axis (4-5) in its center at gear (4-3) end, and the rotation axis (4-5) is far from second bevel gear (4-
4) end is equipped with plectane (4-6), and the plectane (4-6) plectane one end (4-6) and the rotation axis (4-5) are far from the second cone tooth
The vertical connection in the end (4-4) is taken turns, the one end of the plectane (4-6) far from rotation axis (4-5) is centered on its center of circle in its marginal end
It is equipped with multiple plectrums (4-7).
6. a kind of fumaric acid process units according to claim 5, which is characterized in that be equipped in the Transmission Room (4-2)
Second locating rack (4-8), second locating rack (4-8) are connected on the rotation axis (4-5), on the rotation axis (4-5)
Equipped with outer groove, second locating rack (4-8), which is equipped with, cooperates the outer groove to use snap ring (4-81).
7. a kind of fumaric acid process units according to claim 1, which is characterized in that the chilled water chuck layer (1-5)
Equipped with water inlet (1-51) and water outlet (1-52), the water inlet (1-51) is set to chilled water chuck layer (1-5) side
By its lower end position, the water outlet (1-52) is set to the chilled water chuck layer side (1-5) by end position thereon.
8. a kind of fumaric acid process units according to claim 2, which is characterized in that feeding warehouse (1-6) upper end is set
There is vacuum orifice, the vacuum orifice there are vacuum pump (5) by piping connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821045299.2U CN208684813U (en) | 2018-07-03 | 2018-07-03 | A kind of fumaric acid process units |
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|---|---|---|---|
| CN201821045299.2U CN208684813U (en) | 2018-07-03 | 2018-07-03 | A kind of fumaric acid process units |
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| CN208684813U true CN208684813U (en) | 2019-04-02 |
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