CN115400437B - Spray drying device for producing vitamin K2 - Google Patents
Spray drying device for producing vitamin K2 Download PDFInfo
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- CN115400437B CN115400437B CN202211066485.5A CN202211066485A CN115400437B CN 115400437 B CN115400437 B CN 115400437B CN 202211066485 A CN202211066485 A CN 202211066485A CN 115400437 B CN115400437 B CN 115400437B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/16—Evaporating by spraying
- B01D1/18—Evaporating by spraying to obtain dry solids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0041—Use of fluids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/14—Evaporating with heated gases or vapours or liquids in contact with the liquid
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a spray drying device for producing vitamin K2, which comprises a tank body, wherein the upper part of the tank body is provided with a liquid inlet pipe orifice, and the end part of the tank body is provided with a spray head; the tank body comprises a first cavity section, a second cavity section, a third cavity section, a fourth cavity section, a fifth cavity section and a sixth cavity section, the tank body is provided with a hot air inlet pipe, and the position of the hot air inlet pipe is lower than that of the spray head; the first cavity section, the second cavity section, the third cavity section and the fourth cavity section are hollow frustum-shaped with a large opening at the lower end and a small opening at the upper end; the fifth cavity section is hollow cylindrical, and the sixth cavity section is hollow frustum-shaped with a small opening at the lower end and a large opening at the upper end; the bottom of the tank body is provided with a detachable material blocking component, and the lower side of the sixth cavity section is provided with a ring body to form a mounting port matched with the material blocking component; the material blocking component is connected with a material discharging pipe; the tank body is also connected with an exhaust pipe. The spray drying device has the advantages that the tank structure and hot air supply are specially designed, the utilization effect of hot air can be improved, the rapid evaporation and drying are realized, and the blanking is also facilitated.
Description
Technical Field
The utility model relates to the technical field of vitamin preparation, in particular to a spray drying device for producing vitamin K2.
Background
In industrial processes, it is common practice to extract the powder material by extracting the material from solution and evaporating the liquid fraction by spray drying.
The utility model patent of application publication No. CN112655968A discloses a high-stability vitamin K2 powder and a preparation method thereof, wherein in the preparation steps, a spray drying mode is adopted to prepare powdery vitamin K2. However, there are few patent documents on the improvement and optimization of the vitamin K2 spray drying device, and further optimization and improvement are required.
A spray-drying apparatus for vitamin B2 extraction disclosed in the patent publication CN216755414U is similar to the spray-drying principle, although not for vitamin K2. The spray drying device comprises a support frame, wherein a tank body is arranged in the support frame, a ventilation mechanism is arranged on one side of the tank body, an inner tank is arranged in the tank body, and a ventilation cavity is reserved between the inner tank and a ventilation tube. The hot air supply structure of the structural form is characterized in that hot air is excessively dispersed in the beginning stage, so that the rapid evaporation when the hot air is just contacted with liquid is not facilitated, and the purpose of arranging the stirring mechanism is not great.
Disclosure of Invention
The utility model aims to provide a spray drying device for producing vitamin K2, which aims to solve the technical problem of full utilization of supplied hot air.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the spray drying device for producing the vitamin K2 comprises a tank body and a bracket which is positioned at the bottom of the tank body and supports the tank body, wherein a liquid inlet pipe orifice is arranged at the upper part of the tank body and is used for allowing the liquid inlet pipe to penetrate to spray liquid into the tank body from top to bottom, and a spray head is arranged at the end part of the liquid inlet pipe which is positioned in the tank body;
the liquid inlet pipe orifice of the tank body comprises a first cavity section, a second cavity section, a third cavity section, a fourth cavity section, a fifth cavity section and a sixth cavity section, a vertical installation part is arranged between the first cavity section and the second cavity section in a transition mode, a hot air inlet pipe is arranged on the vertical installation part, the hot air inlet pipe is horizontally arranged, four hot air inlet pipes are arranged at intervals along the circumferential direction of the tank body, the arrangement position of the hot air inlet pipe is lower than the position of the spray head, and the hot air inlet pipe does not protrude out of the inner wall of the vertical installation part; the first cavity section, the second cavity section, the third cavity section and the fourth cavity section are hollow frustum-shaped with large lower end openings and small upper end openings, and the calibers of the lower end openings of the first cavity section, the second cavity section, the third cavity section and the fourth cavity section are sequentially increased; the fifth cavity section is hollow cylindrical, and the sixth cavity section is hollow frustum-shaped with a small opening at the lower end and a large opening at the upper end; the bottom of the tank body is provided with a detachable material blocking component, and the lower side of the sixth cavity section is provided with a ring body to form a mounting port matched with the material blocking component; the material blocking component is connected with a material discharging pipe; the tank body is also connected with an exhaust pipe.
Further, the first cavity section, the second cavity section, the third cavity section, the fourth cavity section, the fifth cavity section and the sixth cavity section are all of a sandwich structure, the inside is a cavity, and the cavities of the first cavity section, the second cavity section, the third cavity section, the fourth cavity section, the fifth cavity section and the sixth cavity section are communicated to form an airflow channel, a communicating pipe is arranged in the tank body, and the communicating pipe is arranged on the inner wall of the tank body and is communicated with the airflow channel.
Further, the communicating pipe is arranged in one and arranged in the third cavity section, and the communicating pipe is a vertical pipe.
Further, the upper side of the first cavity section is connected with the exhaust pipe, the pipe section of the exhaust pipe, which is positioned in the liquid inlet pipe orifice, is a spiral pipe, and the heat inlet pipe is wound.
Further, the lower extreme of feed liquor orificial is equipped with the shrouding, and the atomising head of feed liquor pipe passes the shrouding, feed liquor pipe and shrouding sealing fixation, the orificial upper end of feed liquor is equipped with the apron, and the feed liquor pipe passes the apron, the periphery of feed liquor pipe is equipped with the spacing ring, be equipped with spacing recess on the apron, the spacing ring is supported by spacing recess, and sets up the sealant layer after spacing ring is put into spacing recess.
Further, the material blocking assembly comprises a material blocking plate, the material blocking plate is a circular plate, a conical material opening is formed in the upper side of the material blocking plate by taking the vertical central line of the material blocking plate as a reference, and the edge of the conical material opening extends to the inner wall of the tank body; the discharge pipe is connected to the center of the conical material opening.
Further, a sealing ring is arranged in the ring body and is used for being matched with the peripheral wall of the blanking plate; the locking mechanism comprises a lock tongue, a reset spring and a plug head, wherein at least two locking mechanisms are arranged in the ring body, sliding holes are formed in the ring body along the radial direction of the locking mechanism, the lock tongue is composed of a column section and an inclined surface section, the column section is positioned in the sliding holes, one end, far away from the inclined surface section, of the column section is fixed with one end of the reset spring, the other end of the reset spring is fixed with the plug head, the plug head is arranged at the outer end of the sliding hole, in the natural state of the reset spring, the inclined surface section just stretches out of the sliding holes inwards, the lower side of the inclined surface section is provided with an inclined surface to form a guiding abdication surface, and the upper side of the inclined surface section forms a supporting surface; the periphery of the plugging plate is provided with a supporting notch, the supporting notch is formed from bottom to top, the adjacent side of the supporting notch is provided with a pushing wedge surface, when the plugging plate is pushed in from bottom to top, the plugging plate pushes the inclined surface section of the lock tongue into the sliding hole, then under the pushing of the reset spring, the inclined surface section enters the supporting notch, and the plugging plate is supported by the upper side of the inclined surface section, so that the plugging plate is mounted; when the material blocking plate is disassembled, the material blocking plate is rotated, and the pushing wedge surface of the material blocking plate gradually pushes against the end part of the lock tongue so as to push the lock tongue into the sliding hole, thereby realizing abdication; the lower side of the blanking plate is provided with a rotary handle.
Further, the part of the inclined surface section, which is used for being matched with the pushing wedge surface, is arranged into a smooth structure; the column section adopts the rectangle pole, and two opposite lateral walls of column section all are equipped with universal ball, with sliding hole inner wall cooperation.
Further, a filtering unit is arranged on the pipe section of the liquid inlet pipe, which is positioned outside the tank body.
The utility model has the beneficial effects that:
according to the spray drying device, the spray head is arranged at the upper part of the tank body, the solution containing vitamin K2 to be treated is sprayed downwards, hot air is supplied to the falling space of the vaporific liquid through the plurality of hot air inlet pipes arranged along the horizontal direction, evaporation can be rapidly completed, drying is further realized by depending on gas with a certain temperature in the tank body cavity in the material discharging process, and the heat of initial hot air is fully utilized.
Through setting up the jar body into the different chamber sections of a plurality of inclination, this kind of irregular jar body structure, like first chamber section to fourth chamber section for the material that forms after the evaporation stoving can more naturally fall, be difficult to with the wall contact of slope, just be difficult to the adhesion yet, thereby can remove the scraping material with stirring formula brush. And the lowermost sixth cavity section is arranged to form an obtuse angle with the horizontal plane, so that the collection and the blanking of materials are facilitated.
The outer wall of the tank body is of a hollow sandwich structure, an air flow channel is formed, air after heat exchange or gas generated by evaporation can be discharged through the air flow channel, the periphery of the tank body is equivalent to a heating heat-insulating layer, the heat of hot air is further utilized, and the drying of materials is facilitated.
Drawings
FIG. 1 is a schematic external view of a spray drying apparatus of the present utility model;
FIG. 2 is a schematic drawing in section of a spray drying apparatus of the present utility model (an sandwichable section);
FIG. 3 is a schematic view of the structure of the top of the device of FIG. 2;
FIG. 4 is a schematic bottom view of the spray head;
FIG. 5 is a schematic partial cross-sectional view of the ring body;
FIG. 6 is a schematic perspective view of a latch bolt;
FIG. 7 is a schematic view of another angle of the locking bolt;
FIG. 8 is a schematic view of the structure of the blanking plate;
FIG. 9 is a schematic view of another angle of the blanking plate;
FIG. 10 is a partial schematic view of FIG. 9 at A;
FIG. 11 is a schematic illustration of the engagement of the feed tube with the filter unit;
FIG. 12 is a schematic view of the structure of the filter unit;
fig. 13 is a schematic structural view of the flange plate.
Name corresponding to each label in the figure:
1. a tank body; 10. a liquid inlet pipe orifice; 101. a cover plate; 102. a limit groove; 11. a first chamber section; 12. a second chamber section; 13. a third chamber section; 14. a fourth chamber section; 15. a fifth chamber section; 16. a sixth chamber section; 17. a ring body; 171. a seal ring; 2. a bracket; 3. a hot air inlet pipe; 4. a liquid inlet pipe; 41. a spray head; 42. a flange plate; 421. sealing grooves; 5. an exhaust pipe; 51. a spiral tube; 6. a plugging component; 61. a blanking plate; 62. a conical material port; 63. a support notch; 64. pushing the wedge surface; 65. rotating the handle; 66. a plane; 67. a discharge pipe; 7. a filtering unit; 71. a filter screen; 72. a sealing gasket; 81. a bolt; 811. a bevel section; 8111. an inclined plane; 812. a column section; 813. a universal ball; 814. a boss; 815. a smooth structure; 816. a support surface; 82. a return spring; 83. a plug.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Examples:
as shown in fig. 1-2, the spray drying device for producing vitamin K2 comprises a tank body 1, a bracket 2 positioned at the bottom of the tank body 1 and supporting the tank body 1, a liquid inlet pipe orifice 10 arranged at the upper part of the tank body 1, a liquid inlet pipe 4 penetrating through the tank body 1 to spray liquid from top to bottom, and a spray head 41 arranged at the end part of the liquid inlet pipe positioned in the tank body 1.
The utility model makes special design for the structure of the tank body 1 and designs the structure into an irregular structure. As shown in fig. 2, the following part of the liquid inlet pipe orifice 10 of the tank body 1 comprises a first cavity section 11, a second cavity section 12, a third cavity section 13, a fourth cavity section 14, a fifth cavity section 15 and a sixth cavity section 16, a vertical installation part is arranged between the first cavity section 11 and the second cavity section 12 in a transition manner, a hot air inlet pipe 3 is arranged on the vertical installation part, and the hot air inlet pipe 3 is horizontally arranged as shown in fig. 3. The circumferential interval of the hot-blast main 3 along jar body 1 is equipped with four, and the setting position of hot-blast main 3 is less than the position of atomising head 41, and the hot-blast main 3 is not outstanding the inner wall of vertical installation department to prevent to interfere the motion of the material that is evaporated to fall down, the material can normally walk down, also avoids on the outstanding pipe wall of material adhesion.
The air outlet holes of the four air inlet pipes 3 just heat and evaporate the atomized liquid which is enclosed in the air outlet holes. As shown in fig. 4, the spray head 41 is provided with a plurality of micropores, the solution of the liquid inlet pipe is pumped by a liquid pump, and the liquid pump can adopt a high-pressure pump with a certain pressure so as to realize atomization. The size of the micropores is about 0.5mm or so.
The first cavity section 11, the second cavity section 12, the third cavity section 13 and the fourth cavity section 14 are hollow frustum-shaped with large lower end openings and small upper end openings, and the calibers of the lower end openings of the first cavity section 11, the second cavity section 12, the third cavity section 13 and the fourth cavity section 14 are sequentially increased; the fifth chamber section 15 is hollow cylindrical, and the sixth chamber section 16 is hollow frustum-shaped with a small opening at the lower end and a large opening at the upper end.
The first cavity section 11, the second cavity section 12, the third cavity section 13, the fourth cavity section 14, the fifth cavity section 15 and the sixth cavity section 16 are all of a sandwich structure, the inside is a cavity, and the cavities of the first cavity section 11, the second cavity section 12, the third cavity section 13, the fourth cavity section 14, the fifth cavity section 15 and the sixth cavity section 16 are communicated to form a gas flow channel, and the gas after heat supply exchange or the gas formed by evaporation is discharged. A communicating pipe is arranged in the tank body 1, and is arranged on the inner wall of the tank body 1 to communicate the inside of the tank body 1 with the airflow channel. In this embodiment, the communicating pipe is disposed on the inner wall of the third chamber section 13 and is disposed vertically, so that the particulate material falling downward is not easy to be discharged from the communicating pipe.
The first chamber section 11 has an inclination angle of 50 degrees to the horizontal plane 66, the second chamber section 12 has an inclination angle of 50 degrees to the horizontal plane 66, the third chamber section 13 has an inclination angle of 80 degrees to the horizontal plane 66, the fourth chamber section 14 has an inclination angle of 65 degrees to the horizontal plane 66, the sixth chamber section 16 has an inclination angle of 105 degrees to the horizontal plane 66, and the second chamber section 12 has an inclination angle of 50 degrees to the horizontal plane 66. In other embodiments, the tilt angles may be within a range of plus or minus 5 degrees. Through setting the inner wall of the tank body 1 to be the wall surface with a plurality of dip angles, such as a first cavity section to a fourth cavity section, the material formed after evaporation and drying can fall down naturally, is difficult to contact with the inclined wall surface, is difficult to adhere, and therefore the material can be scraped without a stirring type brush. After long-time use, when needing the clearance, can be through opening the removable putty subassembly 6 that the bottom of jar body 1 set up, the manual work can get into, putty subassembly 6 will be described in detail below. Meanwhile, the sixth cavity section 16 is arranged to form an obtuse angle with the horizontal plane, so that collection and blanking of materials are facilitated.
As shown in fig. 3, the tank 1 is further connected with an exhaust pipe 5. The upper side of the first cavity section 11 is connected with the exhaust pipe 5, the pipe section of the exhaust pipe 5 positioned in the liquid inlet pipe orifice 10 is a spiral pipe 51, and the heat inlet pipe 3 is wound.
The lower end of the liquid inlet pipe orifice 10 is provided with a sealing plate, the spray head 41 of the liquid inlet pipe penetrates through the sealing plate, the liquid inlet pipe is fixed with the sealing plate in a sealing way, and hot air or materials can be prevented from overflowing upwards along the joint of the liquid inlet pipe and the sealing plate. The upper end of the liquid inlet pipe orifice 10 is provided with a cover plate 101, the liquid inlet pipe penetrates through the cover plate 101, the periphery of the liquid inlet pipe is provided with a limiting ring, the cover plate 101 is provided with a limiting groove 102, the limiting ring is supported by the limiting groove 102, and a sealing glue layer is arranged after the limiting ring is placed into the limiting groove 102, so that sealing is achieved. The sealing plate can adopt a split structure formed by buckling two plate bodies with semicircular notches, and is convenient to install. The cover plate 101 is fixed on the upper end of the pipe wall of the liquid inlet pipe orifice 10 through bolts. For easy installation, the turning position of the liquid inlet pipe can be provided with an L-shaped pipe joint instead of an integral pipe. The same is true of the arrangement of the exhaust duct 5, and in the steering position, a pipe joint may be provided for assembly, rather than using an integral duct.
Through setting up the jar body 1 into sandwich structure, be full of circulating steam in the cavity for be the cavity that has certain temperature in the jar body 1, do benefit to the material drying. The pipe section of the liquid inlet pipe, which is close to the spray head 41, can be preheated through the spiral pipe section of the exhaust pipe 5, and the subsequent evaporation is facilitated.
As shown in fig. 2, the bottom of the tank body 1 is provided with a detachable plugging component 6, and the lower side of the sixth cavity section 16 is provided with a ring body 17, so as to form a mounting opening matched with the plugging component 6. As shown in fig. 8, the plugging assembly 6 includes a plugging plate 61, the plugging plate 61 is a circular plate, a conical material opening 62 is provided on the upper side of the plugging plate 61 based on the vertical center line where the center is located, the edge of the conical material opening 62 extends to the inner wall of the tank body 1, and the conical material opening 62 resembles a conical groove. The inclined surface is beneficial to converging materials.
As shown in fig. 8, the blanking member 6 is connected to a discharge pipe 67; the discharge pipe 67 is connected at the center of the tapered throat 62, i.e., at the lowest position of the tapered throat 62. And the discharging pipe is used for discharging the material obtained by evaporation and drying. The discharging pipe can be provided with a discharging valve, the discharging valve is a valve in the prior art, and the valve is manually opened when discharging is needed. Further, in order to make the blanking smooth, a vibration motor can be arranged at a position, close to the lower part, of the outer side of the tank body, and the vibration motor is used for vibrating to facilitate the blanking, which is also a conventional technology and is not described.
As shown in fig. 5, a sealing ring 171 is provided in the ring body 17, and is used to cooperate with the peripheral wall of the blanking plate 61 to maintain a certain tightness, not only to keep the temperature, but also to prevent leakage.
The locking mechanism is arranged below the sealing ring in the ring body 17, and shown in fig. 5-7, the locking mechanism comprises a lock tongue 81, a return spring 82 and a plug 83, and the locking mechanism is provided with two or three locking mechanisms which are uniformly arranged at intervals along the circumferential direction of the ring body 17. Sliding holes are formed in the ring body 17 along the radial direction of the ring body, and the number and the positions of the sliding holes correspond to those of the locking mechanism.
The lock tongue 81 is composed of a column section 812 and an inclined surface section 811, the column section 812 is located in the sliding hole and can horizontally move in the sliding hole, one end, far away from the inclined surface section 811, of the column section 812 is fixed with one end of the reset spring 82, the other end of the reset spring 82 is fixed with the plug 83, the plug 83 is arranged at the outer end of the sliding hole, the inclined surface section 811 just stretches out of the sliding hole inwards in the natural state of the reset spring 82, the lower side of the inclined surface section 811 is provided with an inclined surface to form a guiding abdication surface, and the upper side of the inclined surface section 811 forms a supporting surface 816.
In order to fix the return spring 82 conveniently, a boss 814 is arranged at the end of the column section 812, an annular groove is arranged on the boss 814, and the boss 814 can be clamped with one end of the return spring 82 first, then welded and fixed, the welding area is large, the connection of the boss 814 and the return spring 82 is realized, and the boss 814 is fixed with the plane 66 directly relative to the end of the return spring 82, so that the fixing is firmer. The plug 83 is fixed to the return spring 82, and is fixed by welding after being inserted into the sliding hole from the inside of the ring 17.
As shown in fig. 8-10, the periphery of the blanking plate 61 is provided with a supporting notch 63, the supporting notch 63 is opened from bottom to top, the adjacent side of the supporting notch 63 is provided with a pushing wedge surface 64, when the blanking plate 61 is installed, the blanking plate 61 pushes the inclined surface section 811 of the lock tongue 81 into the sliding hole, then under the pushing of the reset spring 82, the inclined surface section 811 enters the supporting notch 63, the upper side of the inclined surface section 811 supports the blanking plate 61, and the installation of the blanking plate 61 is realized; when the blanking plate 61 is disassembled, the blanking plate 61 is rotated, the pushing wedge surface 64 of the blanking plate 61 gradually pushes against the end part of the lock tongue 81 so as to push the lock tongue 81 into the sliding hole, thereby realizing abdication, and the blanking plate 61 can be pulled out downwards. The lower side of the blanking plate 61 is provided with a rotary handle 65 for facilitating the operation during rotation.
The tank body is arranged on the bracket, so that an operation space on the height of a worker is provided in consideration of installing or detaching the blanking plate.
The portion of the inclined surface segment 811 for being matched with the pushing wedge surface 64 is provided with a smooth structure 815, and the matched portion before being processed is of a sharp corner structure with a clear edge angle, and becomes a curved surface after being polished so as to be matched with the pushing wedge surface 64.
The column section 812 adopts a rectangular rod, and the opposite two side walls of the column section 812 are respectively provided with a universal ball 813 which is matched with the inner wall of the sliding hole. The front and back sides, or the upper and lower sides, are provided with the universal balls 813, the universal balls 813 are also called universal balls, are structures in the prior art, and are matched with the inner wall of the sliding hole by utilizing the freely rotating balls on the universal balls 813, so that the sliding hole is convenient to move, and more importantly, the accuracy of the moving direction of the column section 812 is ensured, so that the sliding hole is more beneficial to matching with the blanking plate 61.
Further, a filtering unit 7 is arranged on a pipe section of the liquid inlet pipe, which is positioned outside the tank body 1, as shown in fig. 11-13, two butt joint pipelines of the liquid inlet pipe are butt-jointed through flange plates 42, and sealing grooves 421 are arranged on the opposite sides of the flange plates. The filter unit 7 comprises a filter screen 71 positioned in the middle and a sealing gasket 72 at the edge, wherein the sealing gasket is annular and is matched with the shape of the sealing groove. The thickness of the sealing gasket is larger than that of the filter screen, the upper side and the lower side of the filter screen are both protruded, the protruded parts are positioned in the sealing groove, the sealing gasket is made of rubber and other materials with certain elasticity, and the sealing gasket and the filter screen are connected together to form a part which can be replaced; the two can be fixed together by adopting a hot melting mode and the like. When the two flange plates are specifically connected, after the two flange plates are screwed up through bolts, the sealing gasket of the filtering unit is extruded to play a sealing role, the filter screen 71 corresponds to the pipe cavity of the liquid inlet pipe, the solution flows through, the filtering role is played, and the influence on the later spray head is prevented. The spray head is relatively cumbersome to replace and maintain, while the filter unit is relatively easy to replace or rinse, and can be periodically performed. The filter screen can be made of stainless steel, the mesh number can be in the range of 60-80, and the aperture is smaller than that of the spray head.
The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.
Claims (7)
1. Spray drying device that production vitamin K2 used, its characterized in that: the spray tank comprises a tank body and a bracket which is positioned at the bottom of the tank body and supports the tank body, wherein a liquid inlet pipe orifice is arranged at the upper part of the tank body and is used for allowing a liquid inlet pipe to penetrate so as to spray liquid into the tank body from top to bottom, and a spray head is arranged at the end part of the liquid inlet pipe which is positioned in the tank body;
the liquid inlet pipe orifice of the tank body comprises a first cavity section, a second cavity section, a third cavity section, a fourth cavity section, a fifth cavity section and a sixth cavity section, a vertical installation part is arranged between the first cavity section and the second cavity section in a transition mode, a hot air inlet pipe is arranged on the vertical installation part, the hot air inlet pipe is horizontally arranged, four hot air inlet pipes are arranged at intervals along the circumferential direction of the tank body, the arrangement position of the hot air inlet pipe is lower than the position of the spray head, and the hot air inlet pipe does not protrude out of the inner wall of the vertical installation part; the first cavity section, the second cavity section, the third cavity section and the fourth cavity section are hollow frustum-shaped with large lower end openings and small upper end openings, and the calibers of the lower end openings of the first cavity section, the second cavity section, the third cavity section and the fourth cavity section are sequentially increased; the fifth cavity section is hollow cylindrical, and the sixth cavity section is hollow frustum-shaped with a small opening at the lower end and a large opening at the upper end; the bottom of the tank body is provided with a detachable material blocking component, and the lower side of the sixth cavity section is provided with a ring body to form a mounting port matched with the material blocking component; the material blocking component is connected with a material discharging pipe; the tank body is also connected with an exhaust pipe; the material blocking assembly comprises a material blocking plate, wherein the material blocking plate is a circular plate, a conical material opening is formed in the upper side of the material blocking plate by taking the vertical central line of the material blocking plate as a reference, and the edge of the conical material opening extends to the inner wall of the tank body; the discharge pipe is connected to the center of the conical material opening;
a sealing ring is arranged in the ring body and is used for being matched with the peripheral wall of the blanking plate; the locking mechanism comprises a lock tongue, a reset spring and a plug head, wherein at least two locking mechanisms are arranged in the ring body, sliding holes are formed in the ring body along the radial direction of the locking mechanism, the lock tongue is composed of a column section and an inclined surface section, the column section is positioned in the sliding holes, one end, far away from the inclined surface section, of the column section is fixed with one end of the reset spring, the other end of the reset spring is fixed with the plug head, the plug head is arranged at the outer end of the sliding hole, in the natural state of the reset spring, the inclined surface section just stretches out of the sliding holes inwards, the lower side of the inclined surface section is provided with an inclined surface to form a guiding abdication surface, and the upper side of the inclined surface section forms a supporting surface; the periphery of the plugging plate is provided with a supporting notch, the supporting notch is formed from bottom to top, the adjacent side of the supporting notch is provided with a pushing wedge surface, when the plugging plate is pushed in from bottom to top, the plugging plate pushes the inclined surface section of the lock tongue into the sliding hole, then under the pushing of the reset spring, the inclined surface section enters the supporting notch, and the plugging plate is supported by the upper side of the inclined surface section, so that the plugging plate is mounted; when the material blocking plate is disassembled, the material blocking plate is rotated, and the pushing wedge surface of the material blocking plate gradually pushes against the end part of the lock tongue so as to push the lock tongue into the sliding hole, thereby realizing abdication; the lower side of the blanking plate is provided with a rotary handle.
2. The spray-drying apparatus for producing vitamin K2 according to claim 1, wherein: the first cavity section, the second cavity section, the third cavity section, the fourth cavity section, the fifth cavity section and the sixth cavity section are all of sandwich structures, the inside is a cavity, and the cavities of the first cavity section, the second cavity section, the third cavity section, the fourth cavity section, the fifth cavity section and the sixth cavity section are communicated to form an airflow channel, a communicating pipe is arranged in the tank body, and the communicating pipe is arranged on the inner wall of the tank body and is communicated with the airflow channel.
3. The spray-drying apparatus for producing vitamin K2 according to claim 2, wherein: the communicating pipe is provided with one communicating pipe and is arranged at the third cavity section, and the communicating pipe is a vertical pipe.
4. The spray-drying apparatus for producing vitamin K2 according to claim 2, wherein: the upper side of the first cavity section is connected with the exhaust pipe, the pipe section of the exhaust pipe, which is positioned in the liquid inlet pipe orifice, is a spiral pipe, and the heat inlet pipe is wound.
5. The spray-drying apparatus for producing vitamin K2 as claimed in claim 4, wherein: the lower end of the liquid inlet pipe is provided with a sealing plate, the spray head of the liquid inlet pipe penetrates through the sealing plate, the liquid inlet pipe is fixed with the sealing plate in a sealing mode, the upper end of the liquid inlet pipe is provided with a cover plate, the liquid inlet pipe penetrates through the cover plate, the periphery of the liquid inlet pipe is provided with a limiting ring, the cover plate is provided with a limiting groove, the limiting ring is supported by the limiting groove, and a sealing adhesive layer is arranged after the limiting ring is placed into the limiting groove.
6. The spray-drying apparatus for producing vitamin K2 according to claim 1, wherein: the part of the inclined surface section, which is used for being matched with the pushing wedge surface, is arranged into a smooth structure; the column section adopts the rectangle pole, and two opposite lateral walls of column section all are equipped with universal ball, with sliding hole inner wall cooperation.
7. The spray-drying apparatus for producing vitamin K2 according to claim 1, wherein: the pipe section of the liquid inlet pipe, which is positioned outside the tank body, is provided with a filtering unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN115400437A (en) | 2022-11-29 |
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