CN118370996A - Drying device for lactitol production and use method thereof - Google Patents
Drying device for lactitol production and use method thereof Download PDFInfo
- Publication number
- CN118370996A CN118370996A CN202410804671.7A CN202410804671A CN118370996A CN 118370996 A CN118370996 A CN 118370996A CN 202410804671 A CN202410804671 A CN 202410804671A CN 118370996 A CN118370996 A CN 118370996A
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- lactitol
- drying box
- supporting plate
- drying
- rod
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- 238000001035 drying Methods 0.000 title claims abstract description 113
- 229960003451 lactitol Drugs 0.000 title claims abstract description 72
- VQHSOMBJVWLPSR-JVCRWLNRSA-N lactitol Chemical compound OC[C@H](O)[C@@H](O)[C@@H]([C@H](O)CO)O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O VQHSOMBJVWLPSR-JVCRWLNRSA-N 0.000 title claims abstract description 72
- 239000000832 lactitol Substances 0.000 title claims abstract description 72
- 235000010448 lactitol Nutrition 0.000 title claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 238000005485 electric heating Methods 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 6
- 238000011068 loading method Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 abstract description 9
- 230000008025 crystallization Effects 0.000 abstract description 9
- 238000002844 melting Methods 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract description 2
- 230000000630 rising effect Effects 0.000 abstract description 2
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 4
- 244000309464 bull Species 0.000 description 4
- 239000008101 lactose Substances 0.000 description 4
- 235000003599 food sweetener Nutrition 0.000 description 3
- 239000003765 sweetening agent Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- ZCWBZRBJSPWUPG-UHFFFAOYSA-N 4-bromo-2-nitroaniline Chemical compound NC1=CC=C(Br)C=C1[N+]([O-])=O ZCWBZRBJSPWUPG-UHFFFAOYSA-N 0.000 description 2
- 229930006000 Sucrose Natural products 0.000 description 2
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 2
- 235000009508 confectionery Nutrition 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 229960001159 lactitol monohydrate Drugs 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000005720 sucrose Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VAOUPFUEMFJHKI-MTURKXFLSA-N Lactitol dihydrate Chemical compound O.O.OC[C@H](O)[C@@H](O)[C@@H]([C@H](O)CO)O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O VAOUPFUEMFJHKI-MTURKXFLSA-N 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000019219 chocolate Nutrition 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 238000004042 decolorization Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000007413 intestinal health Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 235000015094 jam Nutrition 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 229940124531 pharmaceutical excipient Drugs 0.000 description 1
- 235000013406 prebiotics Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000006041 probiotic Substances 0.000 description 1
- 235000018291 probiotics Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000019605 sweet taste sensations Nutrition 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0017—Use of electrical or wave energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0031—Evaporation of components of the mixture to be separated by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/02—Crystallisation from solutions
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
- C07H1/06—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
- C07H15/02—Acyclic radicals, not substituted by cyclic structures
- C07H15/04—Acyclic radicals, not substituted by cyclic structures attached to an oxygen atom of the saccharide radical
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of drying devices and discloses a drying device for lactitol production and a using method thereof. When the thermal expansion solution in the bent pipe arranged in the supporting plate is heated and expanded, the piston arranged in the bent pipe is pushed to move outwards, so that the piston drives the rack to move along with the rack through the guide rod, the rack is meshed with the transmission gear when the heat in the drying box reaches a certain temperature, the rack continuously moves along with the continuous rising of the temperature, the rack can drive the transmission gear to rotate, the transmission gear drives the rotating rod to rotate, the lifting assembly drives the supporting plate to lift upwards integrally, the supporting plate drives the drying box to be away from the electric heating plate, the continuous high temperature in the drying box is avoided, and the crystallization, melting and decomposition of lactitol are affected.
Description
Technical Field
The invention relates to the technical field of drying devices, in particular to a drying device for lactitol production and a using method thereof.
Background
Lactitol, also known as lactitol, has two major forms of crystalline lactitol: lactitol dihydrate and lactitol monohydrate, wherein lactitol monohydrate is more stable, has a melting point of 90-105 ℃, and is the main existing form of lactitol. The main purpose of lactitol is as follows: (1) an excellent healthy sweetener and prebiotic. The lactitol is mainly produced by taking lactose in milk as a raw material, is natural and healthy, has sweet taste similar to sucrose, has sweetness of 30-40% of that of the sucrose, is fresh and clear, and has no peculiar smell. Has non-caries property, and can be used for candy, chocolate, jam, jelly, table sweet, etc. The lactitol can efficiently proliferate intestinal probiotics, has the effect of regulating intestinal health, and can be used for health products, pharmaceutical excipients and the like. And the sugar level is not increased after eating, and the sugar-free sweetener can be used as a sweetener for diabetics. (2) Lactitol has low hygroscopicity, high water retention and good processing applicability of baked products. (3) The lactitol has good emulsifying and thickening properties, and can be used for dairy products, drinks, daily chemicals and the like.
The existing preparation process of lactitol comprises the steps of preparing lactose into a solution, adjusting pH to 7.0-8.0, adding Raney nickel catalyst with solid mass of 5-10%, obtaining hydrogenated liquid after hydrogenation for 2.0-3.0 h, obtaining purified liquid after active carbon decolorization and full-chamber bed ion exchange at the highest temperature of 125-140 ℃ of hydrogenation, concentrating, crystallizing, centrifuging and drying to obtain lactitol crystals; when the prior drying device is used, a container filled with the lactitol solution is usually placed into a drying box, and then is dried at a certain temperature, and along with the increase of the drying time, the interior of the container filled with the lactitol solution is continuously heated, so that the lactitol crystals are melted and decomposed, and the crystallization effect of the lactitol is affected.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a drying device for lactitol production and a using method thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a drying device is used in lactitol production, includes stoving case and dry box, the diapire fixed mounting of stoving case has the electric plate, the internally mounted that the stoving case is close to the electric plate has the layer board that can reciprocate, the layer board is hollow structure, the last fixed surface of layer board installs the spacing ring with dry box assorted, the gas vent has been seted up in the top of stoving case in a penetrating way, install exhaust mechanism in the gas vent, the internally mounted of layer board has temperature control mechanism.
As a further scheme of the invention, the temperature control mechanism comprises a mounting groove which is arranged in the supporting plate, an elbow with one closed end is fixedly arranged on the inner wall of the mounting groove, a thermal expansion solution is filled in the elbow, a piston is slidably arranged on the inner wall of the opening end of the elbow, a guide rod is fixedly arranged on one side of the piston, which is far away from the elbow, a fixed block is fixedly arranged on the inner wall of the mounting groove, the guide rod penetrates through the outer surface of the fixed block and is slidably arranged with the fixed block, and a lifting mechanism which drives the supporting plate to move up and down is arranged in the drying box.
As a further scheme of the invention, the lifting mechanism comprises two lifting screw rods fixedly arranged between the top wall and the bottom wall of the drying box, a rotating rod is rotatably arranged between the top wall and the bottom wall of the drying box, the two lifting screw rods penetrate through the lower surface of the supporting plate and are in threaded connection with the lower surface of the supporting plate, the rotating rod penetrates through the lower surface of the supporting plate and is slidably arranged with the lower surface of the supporting plate, and lifting assemblies are arranged between the rotating rod and the two lifting screw rods.
As a further scheme of the invention, the lifting assembly comprises two belt pulleys, one belt pulley is sleeved on the rotating rod and fixedly installed with the rotating rod, the other belt pulley is sleeved on the lifting screw rod and is in threaded connection with the lifting screw rod, the outer surfaces of the two belt pulleys are sleeved with belts, the upper surface of the supporting plate is fixedly installed with a limiting frame for axially limiting the two belt pulleys, and a transmission assembly is installed between the rotating rod and the guide rod.
As a further scheme of the invention, the transmission assembly comprises a transmission gear fixedly arranged on the outer surface of the rotating rod, one end of the guide rod, which is far away from the piston, is fixedly provided with a rack arranged towards the opening end of the bent pipe, and the rack is matched with the transmission gear.
As a further scheme of the invention, the outer surface of the guide rod is sleeved with a compression spring, and the compression spring is arranged between the piston and the fixed block.
As a further scheme of the invention, the exhaust mechanism comprises a filter screen plate fixedly arranged on the inner wall of the exhaust port, an electric ventilator is fixedly arranged on the lower surface of the filter screen plate, and a stirring mechanism is arranged on the electric ventilator.
As a further scheme of the invention, the stirring mechanism comprises a spring rod fixedly arranged at the rotation center of the electric ventilator, a fixed disc is fixedly arranged at the end part of the free end of the spring rod, a plurality of stirring rods are uniformly and fixedly arranged on the lower surface of the fixed disc, and the free end and the fixed end of the spring rod are slidably arranged through a spline.
As a further scheme of the invention, the outer surfaces of the two opposite sides of the supporting plate are fixedly provided with sliding blocks, the inner wall of the drying box is provided with sliding grooves matched with the sliding blocks, and the sliding blocks are slidably arranged with the inner wall of the sliding grooves.
The application method of the drying device for lactitol production comprises the following steps:
s1: loading the lactitol solution to be dried into a drying box, and placing the drying box into a limiting ring on a supporting plate, so that the limiting ring limits the drying box;
s1: after the drying box is placed, inserting a stirring rod arranged at the free end of the spring rod into the drying box, and closing the door of the drying box;
s1: and (3) switching on a power supply of the electric heating plate, so that heat generated by the electric heating plate is transmitted into the drying box through the supporting plate, and drying the lactitol solution in the drying box to obtain lactitol crystals.
The beneficial effects of the invention are as follows:
1. When the thermal expansion solution in the bent pipe installed in the supporting plate is heated and expanded, the piston which pushes the bent pipe to move outwards drives the rack to move along with the piston through the guide rod, the rack is meshed with the transmission gear when the heat in the drying box reaches a certain temperature, the rack continuously moves along with the continuous rising of the temperature, the rack can drive the transmission gear to rotate, the transmission gear drives the rotating rod to rotate, and therefore the lifting assembly drives the supporting plate to lift upwards integrally, the supporting plate drives the drying box to be far away from the electric heating plate, the continuous high temperature in the drying box is avoided, the lactitol is crystallized, melted and decomposed, and the crystallization effect of lactitol is affected;
2. The electric ventilator drives the spring rod to rotate, so that the free end of the spring rod can rotate along with the stirring rods installed through the fixed disc, the stirring rods can stir lactitol solution in the drying box, the lactitol solution is heated more uniformly, and the lactitol drying crystallization efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of the whole structure of a drying device for lactitol production according to the present invention;
fig. 2 is a schematic diagram of the internal structure of a drying box of a drying device for lactitol production according to the present invention;
fig. 3 is a schematic diagram of the top wall structure of a drying box of the drying device for lactitol production;
Fig. 4 is a schematic diagram of a pallet structure of a drying device for lactitol production according to the present invention;
fig. 5 is a schematic diagram of the internal structure of a pallet of a drying device for lactitol production according to the present invention;
Fig. 6 is a schematic diagram of a piston and a rack of a drying device for lactitol production according to the present invention;
Fig. 7 is a schematic diagram of a limit frame installation structure of a drying device for lactitol production according to the present invention;
Fig. 8 is an enlarged view of the structure at a in fig. 4.
In the figure: 1. a drying box; 2. an electric heating plate; 3. a supporting plate; 4. a drying box; 5.a limiting ring; 6. a filter screen plate; 7. an electric ventilator; 8. a spring rod; 9. a fixed plate; 10. a stirring rod; 11. a mounting groove; 12. bending the pipe; 13. a fixed block; 14. a guide rod; 15. a piston; 16. a rack; 17. a compression spring; 18. a rotating rod; 19. lifting the screw rod; 20. a belt wheel; 21. a belt; 22. a transmission gear; 23. a limiting frame; 24. a sliding block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1-8, a drying device for lactitol production comprises a drying box 1 and a drying box 4, wherein an electric heating plate 2 is fixedly arranged on the bottom wall of the drying box 1, a supporting plate 3 capable of moving up and down is arranged in the drying box 1 close to the electric heating plate 2, the supporting plate 3 is of a hollow structure, a limiting ring 5 matched with the drying box 4 is fixedly arranged on the upper surface of the supporting plate 3, an exhaust port is formed in the top of the drying box 1 in a penetrating manner, an exhaust mechanism is arranged in the exhaust port, and a temperature control mechanism is arranged in the supporting plate 3.
In this embodiment, temperature control mechanism includes the mounting groove 11 of seting up in layer board 3 inside, the inner wall fixed mounting of mounting groove 11 has one end confined return bend 12, the inside packing of return bend 12 has thermal expansion solution, the inner wall slidable mounting of return bend 12 open end has piston 15, one side fixed mounting that piston 15 kept away from return bend 12 has guide arm 14, the inner wall fixed mounting of mounting groove 11 has fixed block 13, guide arm 14 runs through the surface of fixed block 13 and rather than slidable mounting, the internally mounted of stoving case 1 has the elevating system who drives layer board 3 and reciprocate, elevating system includes two lift lead screws 19 of fixed mounting between stoving case 1 roof and diapire, still rotate between roof and the diapire of stoving case 1 and install a bull stick 18, two lift lead screws 19 run through the lower surface of layer board 3 and with threaded connection, the bull stick 18 runs through the lower surface of layer board 3 and rather than slidable mounting, lifting assembly is all installed to one of bull stick 18 and two lift lead screws 19, lifting assembly includes two band pulleys 20, one band pulleys 20 cover is located on bull stick 18 and rather than fixed mounting, another band pulleys 20 cover is located on lifting lead pulleys 19 and is rather than being connected with band pulleys 20, drive pulley 20 installs drive band pulleys 21 and drive end face-stop member 16 is equipped with two band pulleys 16, drive member 16 is equipped with the surface to drive end face-stop member 16 is fixed to drive member 16, drive member is equipped with the surface drive member is arranged with drive member is 16, drive member is arranged to drive member is 18 is faced to drive member is 18, drive member is 18 is arranged to drive member is 18 to drive end and drive member is 18 to and is 18 to drive.
When the thermal expansion solution in the bent pipe 12 arranged in the supporting plate 3 is heated and expanded, the piston 15 arranged in the bent pipe 12 is pushed to move outwards, so that the piston 15 drives the rack 16 to move along with the piston through the guide rod 14, the rack 16 is meshed with the transmission gear 22 when the heat in the drying box 4 reaches a certain temperature, the rack 16 continuously moves along with the continuous rise of the temperature, the rack 16 can drive the transmission gear 22 to rotate, the transmission gear 22 drives the rotating rod 18 to rotate, the rotating rod 18 can drive the belt pulley 20 fixedly arranged on the rotating rod 18 to rotate, the belt pulley 20 on the rotating rod 18 drives the other belt pulley 20 to rotate through the belt 21, and the other belt pulley 20 is in threaded connection with the lifting screw 19 and is limited by the limiting frame 23, so that the belt pulley 20 arranged on the lifting screw 19 can drive the supporting plate 3 to integrally lift upwards when rotating, and the supporting plate 3 drives the drying box 4 to be far away from the electric heating plate 2.
In this embodiment, the outer surface of the guide rod 14 is sleeved with a compression spring 17, and the compression spring 17 is disposed between the piston 15 and the fixed block 13.
After the supporting plate 3 is far away from the electric heating plate 2 for a certain time, the thermal expansion solution in the bent pipe 12 is cooled and contracted, so that the compression spring 17 pushes the piston 15 to move towards the inside of the bent pipe 12, meanwhile, the rack 16 is driven to move synchronously, the rack 16 can drive the transmission gear 22 to rotate reversely, and accordingly the lifting assembly can drive the supporting plate 3 to move downwards for resetting, and the electric heating plate 2 conducts heat into the drying box 4 through the supporting plate 3 again to heat and dry the lactitol solution.
In the embodiment, the exhaust mechanism comprises a filter screen plate 6 fixedly arranged on the inner wall of an exhaust port, an electric ventilator 7 is fixedly arranged on the lower surface of the filter screen plate 6, and a driving motor arranged in the electric ventilator 7 drives blades to rotate so as to realize a diversion ventilation effect; the stirring mechanism is arranged on the electric ventilator 7, when the lactitol solution is dried, the electric ventilator 7 can timely discharge the water vapor generated during drying out of the drying box 1, so that the problem that the water vapor increases the humidity of lactitol crystallization to influence the drying effect is avoided.
In this embodiment, the rabbling mechanism includes fixed mounting in the spring rod 8 of electric ventilator 7 center of rotation, and the free end tip fixed mounting of spring rod 8 has fixed disk 9, and the even fixed mounting of lower surface of fixed disk 9 has many puddler 10, through spline slidable mounting between the free end and the stiff end of spring rod 8.
When the lactitol drying device is used, the electric ventilator 7 drives the spring rod 8 to rotate, so that the free end of the spring rod 8 can rotate along with a plurality of stirring rods 10 installed through the fixed disc 9, the stirring rods 10 can stir lactitol solution in the drying box 4, the lactitol solution is heated more uniformly, and the lactitol drying and crystallization efficiency is improved.
In this embodiment, the slide blocks 24 are fixedly installed on the outer surfaces of two opposite sides of the supporting plate 3, the sliding grooves matched with the slide blocks 24 are formed in the inner wall of the drying box 1, the slide blocks 24 are slidably installed on the inner walls of the sliding grooves, and the supporting plate 3 can be ensured to stably move up and down through the arrangement of the slide blocks 24 and the sliding grooves.
The application method of the drying device for lactitol production comprises the following steps:
S1: loading the lactitol solution to be dried into the drying box 4, and placing the drying box 4 into a limiting ring 5 on the supporting plate 3, so that the limiting ring 5 limits the drying box 4;
S1: after the drying box 4 is placed, inserting a stirring rod 10 arranged at the free end of the spring rod 8 into the drying box 4, and closing the door of the drying box 1;
s1: and (3) switching on the power supply of the electric heating plate 2, so that heat generated by the electric heating plate 2 is transmitted into the drying box 4 through the supporting plate 3, and drying the lactitol solution in the drying box 4 to obtain lactitol crystals.
From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects: when the lactitol solution to be dried is put into the drying box 4 in use, the drying box 4 is placed in the limiting ring 5 on the supporting plate 3, the limiting ring 5 limits the drying box 4, after the drying box 4 is placed, the stirring rod 10 arranged at the free end of the spring rod 8 is inserted into the drying box 4, the door of the drying box 1 is closed, the power supply of the electric heating plate 2 is switched on, the heat generated by the electric heating plate 2 is conducted into the drying box 4 through the supporting plate 3, and the lactitol solution in the drying box 4 is dried, so that lactitol crystals are obtained;
the water vapor generated during drying the lactitol solution is discharged from the air outlet at the top of the drying box 1 through the electric ventilator 7;
When the thermal expansion solution in the bent pipe 12 arranged in the supporting plate 3 is heated and expanded, the piston 15 arranged in the bent pipe 12 is pushed to move outwards, so that the piston 15 drives the rack 16 to move along with the piston through the guide rod 14, the rack 16 is meshed with the transmission gear 22 when the heat in the drying box 4 reaches a certain temperature, the rack 16 continuously moves along with the continuous rise of the temperature, the rack 16 can drive the transmission gear 22 to rotate, the transmission gear 22 drives the rotating rod 18 to rotate, the rotating rod 18 can drive the belt pulley 20 fixedly arranged on the rotating rod 18 to rotate, the belt pulley 20 on the rotating rod 18 drives the other belt pulley 20 to rotate through the belt 21, and the belt pulley 20 arranged on the lifting screw 19 can drive the supporting plate 3 to integrally lift upwards when rotating, so that the supporting plate 3 drives the drying box 4 to be far away from the electric heating plate 2, the continuous high temperature inside the drying box 4 is avoided, the lactose is crystallized and decomposed, and the crystallization effect of the lactose is influenced;
when the lactitol solution is dried, the electric ventilator 7 can timely discharge the vapor generated during drying out of the drying box 1, so that the vapor is prevented from increasing the humidity of lactitol crystallization and affecting the drying effect;
When the electric ventilator 7 rotates, the spring rod 8 is driven to rotate, so that the free end of the spring rod 8 can rotate along with a plurality of stirring rods 10 installed through the fixed disc 9, the stirring rods 10 can stir lactitol solution in the drying box 4, the lactitol solution is heated more uniformly, and the lactitol drying and crystallization efficiency is improved.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a drying device is used in lactitol production, includes stoving case (1) and dry box (4), its characterized in that, diapire fixed mounting of stoving case (1) has electric plate (2), the internally mounted that stoving case (1) is close to electric plate (2) has layer board (3) that can reciprocate, layer board (3) are hollow structure, the upper surface fixed mounting of layer board (3) has spacing ring (5) with dry box (4) assorted, the gas vent has been seted up in the top of stoving case (1) run through, install exhaust mechanism in the gas vent, the internally mounted of layer board (3) has temperature control mechanism.
2. The drying device for lactitol production according to claim 1, wherein the temperature control mechanism comprises a mounting groove (11) formed in the support plate (3), an elbow pipe (12) with one closed end is fixedly mounted on the inner wall of the mounting groove (11), a thermal expansion solution is filled in the elbow pipe (12), a piston (15) is slidably mounted on the inner wall of the opening end of the elbow pipe (12), a guide rod (14) is fixedly mounted on one side, far away from the elbow pipe (12), of the piston (15), a fixed block (13) is fixedly mounted on the inner wall of the mounting groove (11), the guide rod (14) penetrates through the outer surface of the fixed block (13) and is slidably mounted with the fixed block, and a lifting mechanism for driving the support plate (3) to move up and down is mounted in the interior of the drying box (1).
3. The drying device for lactitol production according to claim 2, wherein the lifting mechanism comprises two lifting screw rods (19) fixedly installed between the top wall and the bottom wall of the drying box (1), a rotating rod (18) is rotatably installed between the top wall and the bottom wall of the drying box (1), the two lifting screw rods (19) penetrate through the lower surface of the supporting plate (3) and are in threaded connection with the supporting plate, the rotating rod (18) penetrates through the lower surface of the supporting plate (3) and is in sliding installation with the supporting plate, and lifting assemblies are installed between the rotating rod (18) and the two lifting screw rods (19).
4. A drying device for lactitol production according to claim 3, wherein the lifting assembly comprises two pulleys (20), one pulley (20) is sleeved on the rotating rod (18) and fixedly installed with the rotating rod, the other pulley (20) is sleeved on the lifting screw rod (19) and is in threaded connection with the lifting screw rod, the outer surfaces of the two pulleys (20) are sleeved with belts (21), a limiting frame (23) for axially limiting the two pulleys (20) is fixedly installed on the upper surface of the supporting plate (3), and a transmission assembly is installed between the rotating rod (18) and the guide rod (14).
5. The drying device for lactitol production according to claim 4, wherein the transmission assembly comprises a transmission gear (22) fixedly mounted on the outer surface of the rotating rod (18), one end of the guide rod (14) far away from the piston (15) is fixedly provided with a rack (16) arranged towards the opening end of the elbow pipe (12), and the rack (16) is matched with the transmission gear (22).
6. The drying device for lactitol production according to claim 2, wherein the outer surface of the guide rod (14) is sleeved with a compression spring (17), and the compression spring (17) is arranged between the piston (15) and the fixed block (13).
7. The drying device for lactitol production according to claim 1, wherein the exhaust mechanism comprises a filter screen plate (6) fixedly mounted on the inner wall of the exhaust port, an electric ventilator (7) is fixedly mounted on the lower surface of the filter screen plate (6), and a stirring mechanism is mounted on the electric ventilator (7).
8. The drying device for lactitol production according to claim 7, wherein the stirring mechanism comprises a spring rod (8) fixedly mounted at the rotation center of the electric ventilator (7), a fixed disc (9) is fixedly mounted at the end part of the free end of the spring rod (8), a plurality of stirring rods (10) are uniformly and fixedly mounted on the lower surface of the fixed disc (9), and the free end and the fixed end of the spring rod (8) are slidably mounted through a spline.
9. The drying device for lactitol production according to claim 1, wherein the outer surfaces of the two opposite sides of the supporting plate (3) are fixedly provided with sliding blocks (24), the inner wall of the drying box (1) is provided with sliding grooves matched with the sliding blocks (24), and the sliding blocks (24) are slidably arranged with the inner walls of the sliding grooves.
10. A method of using a drying apparatus for lactitol production according to any one of claims 1 to 9, comprising the steps of:
S1: loading a lactitol solution to be dried into a drying box (4), and placing the drying box (4) into a limiting ring (5) on a supporting plate (3), so that the limiting ring (5) limits the drying box (4);
S1: after the drying box (4) is placed, inserting a stirring rod (10) arranged at the free end of the spring rod (8) into the drying box (4), and closing the door of the drying box (1);
s1: and (3) switching on a power supply of the electric heating plate (2), so that heat generated by the electric heating plate (2) is conducted into the drying box (4) through the supporting plate (3), and drying the lactitol solution in the drying box (4) to obtain lactitol crystals.
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| CN202410804671.7A CN118370996B (en) | 2024-06-21 | 2024-06-21 | Drying device for lactitol production and use method thereof |
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| CN118370996B (en) | 2024-09-10 |
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