CN115400437A - Spray drying device for producing vitamin K2 - Google Patents
Spray drying device for producing vitamin K2 Download PDFInfo
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- CN115400437A CN115400437A CN202211066485.5A CN202211066485A CN115400437A CN 115400437 A CN115400437 A CN 115400437A CN 202211066485 A CN202211066485 A CN 202211066485A CN 115400437 A CN115400437 A CN 115400437A
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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
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- 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 Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention 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 all in a hollow frustum shape with a large opening at the lower end and a small opening at the upper end; the fifth cavity section is in a hollow cylinder shape, and the sixth cavity section is in a hollow frustum shape with a small opening at the lower end and a large opening at the upper end; a detachable material blocking component is arranged at the bottom of the tank body, and a ring body is arranged at the lower side of the sixth cavity section to form a mounting opening 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 is specially designed for the tank structure and hot air supply, can improve the utilization effect of hot air, can quickly evaporate and dry, and is also favorable for blanking.
Description
Technical Field
The invention 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 to extract the raw material from a solution and to partially evaporate the liquid by spray drying to obtain a powder.
The invention patent of application publication No. CN112655968A discloses a high-stability vitamin K2 powder and a preparation method thereof, wherein in the preparation steps, the powdery vitamin K2 is prepared in one step by adopting a spray drying manner. However, there are few patent documents on the improvement and optimization of vitamin K2 spray drying devices, and further improvement and optimization are needed.
The utility model patent with the publication number CN216755414U discloses a spray drying device for extracting vitamin B2, which is not directed to vitamin K2, but is a similar spray drying principle. This spray drying device, including the support frame, be equipped with a jar body in the support frame, jar body one side is equipped with ventilation mechanism, and the internal inner tank that is equipped with of jar leaves the ventilation chamber between inner tank and the funnel. The hot-blast structure of this structural style, hot-blast too dispersed in the initial stage is unfavorable for the rapid evaporation when just beginning to contact with liquid, sets up the rabbling mechanism moreover and does not use very much.
Disclosure of Invention
The invention 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 purpose, the invention 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 formed in the upper part of the tank body, a liquid inlet pipe penetrates through the liquid inlet pipe to spray liquid into the tank body from top to bottom, and a spraying head is arranged at the end part of the liquid inlet pipe, which is positioned in the tank body;
the part below 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, wherein a vertical installation part is arranged between the first cavity section and the second cavity section in a transitional manner, the vertical installation part is provided with hot air inlet pipes, the hot air inlet pipes are horizontally arranged, the number of the hot air inlet pipes is four, the arrangement positions of the hot air inlet pipes are lower than the positions of the atomizing spray heads, and the hot air inlet pipes do 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 all in a hollow frustum shape with a large opening at the lower end and a small opening at the upper end, 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 in a hollow cylinder shape, and the sixth cavity section is in a hollow frustum shape with a small opening at the lower end and a large opening at the upper end; a detachable material blocking component is arranged at the bottom of the tank body, and a ring body is arranged at the lower side of the sixth cavity section to form a mounting opening matched with the material blocking component; the blocking component is connected with a discharge pipe; an exhaust pipe is also connected to the tank body.
Further, first chamber section, second chamber section, third chamber section, fourth chamber section, fifth chamber section, sixth chamber section all are sandwich structure, and inside is the cavity, and the cavity of first chamber section, second chamber section, third chamber section, fourth chamber section, fifth chamber section, sixth chamber section is the intercommunication to form airflow channel, the internal communicating pipe that is equipped with of jar, communicating pipe set up at the internal wall of jar, the internal portion of intercommunication jar with airflow channel.
Furthermore, the communicating pipe is arranged one and is arranged at the third cavity section, and the communicating pipe is a vertical pipe.
Furthermore, the upper side of the first cavity section is connected with the exhaust pipe, and the pipe section of the exhaust pipe, which is positioned in the liquid inlet pipe opening, is a spiral pipe and is wound on the hot air inlet pipe.
Furtherly, the orificial lower extreme of feed liquor is equipped with the shrouding, and the atomising head of feed liquor pipe passes the shrouding, feed liquor pipe and shrouding are sealed fixed, 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 sealing glue layer after the spacing ring is put into spacing recess.
Furthermore, the material blocking assembly comprises a material blocking plate which 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 center 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 with the center of the conical material opening.
Furthermore, a sealing ring is arranged in the ring body and is used for being matched with the outer peripheral wall of the material blocking plate; a locking mechanism is arranged below the sealing ring in the ring body, the locking mechanism comprises at least two lock tongues, a return spring and a plug head, sliding holes are formed in the ring body along the radial direction of the ring body, each lock tongue comprises a column section and an inclined plane section, the column section is located in the sliding hole, one end, far away from the inclined plane section, of the column section is fixed with one end of the return spring, the other end of the return spring is fixed with the plug head, the plug head is arranged at the outer end of the sliding hole, the inclined plane section just extends inwards out of the sliding hole under the natural state of the return spring, the lower side of the inclined plane section is arranged to be an inclined plane to form a guide abdicating surface, and the upper side of the inclined plane section forms a supporting surface; the periphery of the blocking plate is provided with a supporting notch, the supporting notch is formed from bottom to top, a pushing wedge surface is arranged on the side close to the supporting notch, when the blocking plate is pushed from bottom to top, the blocking plate pushes the inclined surface section of the lock tongue into the sliding hole, then under the pushing action of the reset spring, the inclined surface section enters the supporting notch, the blocking plate is supported by the upper side of the inclined surface section, and the installation of the blocking plate is realized; when the blocking plate is disassembled, the blocking plate is rotated, and the pushing wedge surface of the blocking plate gradually pushes the end part of the lock tongue so as to push the lock tongue into the sliding hole, so that abdication is realized; the lower side of the blocking 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 a rectangular rod, and two opposite side walls of the column section are respectively provided with universal balls which are matched with the inner wall of the sliding hole.
Furthermore, a filtering unit is arranged on the pipe section of the liquid inlet pipe, which is positioned outside the tank body.
The invention has the beneficial effects that:
according to the spray drying device, the atomizing spray head is arranged at the upper part of the tank body, a solution containing vitamin K2 to be treated is sprayed downwards, hot air is provided towards the falling space of the vaporous liquid through the plurality of hot air inlet pipes arranged along the horizontal direction, evaporation can be completed quickly, drying is further realized by depending on gas with a certain temperature in the tank body cavity in the material blanking process, and the heat of initial hot air is fully utilized.
Through setting the tank body into a plurality of cavity sections with different inclination angles, the irregular tank body structure, such as the first cavity section to the fourth cavity section, enables materials formed after evaporation drying to fall naturally, is not easy to contact with an inclined wall surface, is not easy to adhere, and can be scraped without a stirring brush. And the sixth cavity section at the lowest part 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 airflow channel is formed, air after heat exchange or gas generated by evaporation can be discharged through the airflow channel, the periphery of the tank body is equivalently provided with a heating insulation layer, hot air heat is further utilized, and material drying is facilitated.
Drawings
FIG. 1 is a schematic external view of a spray-drying apparatus according to the present invention;
FIG. 2 is a schematic cut-away view (part which may be sandwiched) of the spray-drying apparatus of the present invention;
FIG. 3 is a schematic diagram of the top of the apparatus of FIG. 2;
fig. 4 is a schematic bottom view of the spray head;
FIG. 5 is a partial cross-sectional view of the ring body;
fig. 6 is a perspective view of the locking bolt;
fig. 7 is a schematic view of another angle of the locking bolt;
FIG. 8 is a schematic structural view of a plugging plate;
FIG. 9 is a schematic view of another angle configuration of the blanking plate;
FIG. 10 is a partial schematic view of FIG. 9 at A;
FIG. 11 is a schematic view of the liquid inlet pipe in cooperation 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 a flange plate.
Names corresponding to the marks in the figure:
1. a tank body; 10. a liquid inlet pipe orifice; 101. a cover plate; 102. a limiting groove; 11. a first cavity section; 12. a second cavity section; 13. a third cavity section; 14. a fourth cavity section; 15. a fifth cavity section; 16. a sixth cavity section; 17. a ring body; 171. a seal ring; 2. a support; 3. a hot air inlet pipe; 4. a liquid inlet pipe; 41. a spray head; 42. a flange plate; 421. a sealing groove; 5. an exhaust duct; 51. a spiral tube; 6. a plugging component; 61. a material blocking 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 filtration unit; 71. a filter screen; 72. a gasket; 81. a latch bolt; 811. a slope section; 8111. a bevel; 812. a column section; 813. a ball transfer unit; 814. a boss; 815. a smooth structure; 816. a support surface; 82. a return spring; 83. a plug head.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example (b):
as shown in fig. 1-2, the spray drying device for producing vitamin K2 comprises a tank body 1 and a bracket 2 which is positioned at the bottom of the tank body 1 and supports the tank body 1, wherein a liquid inlet pipe orifice 10 is arranged at the upper part of the tank body 1, a liquid inlet pipe 4 passes through the liquid inlet pipe to spray liquid into the tank body 1 from top to bottom, and the end part of the liquid inlet pipe positioned in the tank body 1 is provided with a spray head 41.
The invention 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 part below the liquid inlet pipe orifice 10 of the tank body 1 includes 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 transitionally arranged between the first cavity section 11 and the second cavity section 12, 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. Advance hot-blast main 3 and be equipped with four along jar circumference interval of body 1, the position that sets up that advances hot-blast main 3 is less than the position of atomising head 41, and advance hot-blast main 3 and do not stand out the inner wall of vertical installation department to prevent to disturb the motion of the material that is evaporated and falls down, the material can normally walk down, also avoids on the outstanding pipe wall of material adhesion.
The air outlet holes of the four hot air inlet pipes 3 just heat and evaporate the atomized liquid surrounded by the hot air inlet pipes. The spray head 41, as shown in fig. 4, is provided with a plurality of micro-holes, the solution in the liquid inlet pipe is pumped in by a liquid pump, and the liquid pump can adopt a high-pressure pump with a certain pressure, thereby realizing atomization. The size of the micropores is about 0.5 mm.
The first cavity section 11, the second cavity section 12, the third cavity section 13 and the fourth cavity section 14 are all in a hollow frustum shape with a large opening at the lower end and a small opening at the upper end, 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 cavity section 15 is in a hollow cylindrical shape, and the sixth cavity section 16 is in a hollow frustum shape 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 sandwich structures, cavities are formed inside 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, the cavities are communicated, so that an airflow channel is formed, and gas after heat exchange or gas formed by evaporation is exhausted. The tank body 1 is internally provided with a communicating pipe which is arranged on the inner wall of the tank body 1 and communicates the inside of the tank body 1 with the airflow channel. In this embodiment, communicating pipe sets up at the inner wall of third chamber section 13, vertical setting for the granule material of whereabouts is difficult to discharge from this communicating pipe.
The first chamber section 11 has an angle of inclination of 50 degrees to the horizontal plane 66, the second chamber section 12 has an angle of inclination of 50 degrees to the horizontal plane 66, the third chamber section 13 has an angle of inclination of 80 degrees to the horizontal plane 66, the fourth chamber section 14 has an angle of inclination of 65 degrees to the horizontal plane 66, the sixth chamber section 16 has an angle of inclination of 105 degrees to the horizontal plane 66, and the second chamber section 12 has an angle of inclination of 50 degrees to the horizontal plane 66. In other embodiments, the inclination angles may be plus or minus 5 degrees. Through setting the inner wall of the tank body 1 into the wall surfaces with a plurality of inclination angles, such as the first cavity section to the fourth cavity section, the material formed after evaporation drying can naturally fall, is not easy to contact with the inclined wall surface, is not easy to adhere, and can be scraped without a stirring brush. After long-time use, when needing the clearance, can be through the removable putty subassembly 6 that open the bottom setting of jar body 1, the manual work can get into, can describe in detail below putty subassembly 6. Meanwhile, the sixth cavity section 16 is arranged to form an obtuse angle with the horizontal plane, so that the collection and the blanking of materials are facilitated.
As shown in fig. 3, the tank 1 is further connected with an exhaust duct 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 wound on the hot air inlet pipe 3.
The lower extreme of feed liquor mouth of pipe 10 is equipped with the shrouding, and the atomising head 41 of feed liquor pipe passes the shrouding, and the feed liquor pipe is sealed fixed with the shrouding to can prevent that hot-blast or material from upwards spilling over along the junction of feed liquor pipe and shrouding. 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, a limiting groove 102 is formed in the cover plate 101, 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 be of 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 the convenience of installation, the turning position of the liquid inlet pipe can be changed by arranging an L-shaped pipe joint instead of an integral pipe. The same is true of the exhaust duct 5, and in the turning position, a pipe joint can be arranged for assembly, instead of using an integral pipe.
Through setting the jar body 1 to sandwich structure, be full of the steam of circulation in the cavity for jar body 1 is the cavity that has certain temperature, does benefit to the material drying. The spiral pipe section of the exhaust pipe 5 can preheat the pipe section of the liquid inlet pipe close to the spray head 41, and is also beneficial to subsequent evaporation.
As shown in fig. 2, a removable plugging component 6 is disposed at the bottom of the tank body 1, and a ring 17 is disposed at the lower side of the sixth cavity section 16 to form a mounting opening matched with the plugging component 6. As shown in fig. 8, the plugging member 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 with reference to the vertical center line of the center of the plugging plate, the edge of the conical material opening 62 extends to the inner wall of the tank 1, and the conical material opening 62 is similar to a conical groove. The inclined surface is beneficial to the confluence of materials.
As shown in fig. 8, the plugging member 6 is connected with a discharge pipe 67; the discharge pipe 67 is connected to the center of the conical opening 62, i.e., to the lowest portion of the conical opening 62. And the discharging pipe is used for discharging the material obtained by evaporation and drying. The discharge pipe can be provided with a discharge valve which adopts a valve in the prior art, and the valve is manually opened when the discharge is needed. Furthermore, in order to enable the blanking to be smooth, a vibration motor can be arranged at the 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 and is also a conventional technology, and description is not carried out.
As shown in fig. 5, a sealing ring 171 is disposed in the ring body 17, and is used for cooperating with the outer peripheral wall of the blocking plate 61 to maintain a certain sealing performance, so as to not only preserve heat, but also prevent material leakage.
And two or three locking mechanisms are arranged in the ring body 17 at equal intervals along the circumferential direction of the ring body 17, and are arranged below the sealing ring, and as shown in fig. 5-7, each locking mechanism comprises a bolt 81, a return spring 82 and a plug head 83. The ring body 17 is provided with sliding holes along the radial direction, and the number and the positions of the sliding holes correspond to those of the locking mechanism.
The bolt 81 comprises post section 812 and inclined plane section 811, and post section 812 is located the sliding hole, can horizontal migration in it, and the one end of keeping away from inclined plane section 811 of post section 812 is fixed with reset spring 82 one end, and the reset spring 82 other end is fixed with chock plug 83, and chock plug 83 sets up the outer end at the sliding hole, under reset spring 82 natural state, inclined plane section 811 just inwards stretches out the sliding hole, the downside of inclined plane section 811 sets up to the inclined plane, forms the direction and lets the face of stepping down, and the upside of inclined plane section 811 forms holding surface 816.
In order to fix the return spring 82 conveniently, the end part of the column section 812 is provided with a boss 814, the boss 814 is provided with an annular groove, the annular groove can be clamped with one end of the return spring 82 firstly and then welded and fixed, the welding area is large, the connection between the boss 814 and the return spring 82 is realized, and the boss is directly fixed with the plane 66 relative to the end part of the return spring 82, so that the fixation is firmer. The plug 83 is fixed to the return spring 82, and is fixed by welding after being inserted into the slide hole from the inside of the ring 17.
As shown in fig. 8-10, a supporting notch 63 is formed in the periphery of the blocking plate 61, the supporting notch 63 is formed from bottom to top, a pushing wedge surface 64 is formed on the side close to the supporting notch 63, when the blocking plate 61 is installed, the blocking plate 61 pushes the inclined surface section 811 of the lock tongue 81 into the sliding hole from bottom to top, then under the pushing action of the return spring 82, the inclined surface section 811 enters the supporting notch 63, and the blocking plate 61 is supported by the upper side of the inclined surface section 811, so that the installation of the blocking plate 61 is realized; when the blocking plate 61 is detached, the blocking plate 61 is rotated, and the pushing wedge surface 64 of the blocking plate 61 gradually pushes the end of the locking tongue 81 to push the locking tongue 81 into the sliding hole, so that the abdicating is realized, and the blocking plate 61 can be pulled out downwards. The lower side of the blocking plate 61 is provided with a rotating handle 65 which is convenient for operation during rotation.
The tank body is arranged on the bracket, so that the operation space of the height of a worker is provided when the plugging plate is installed or disassembled.
The part of the inclined surface section 811 used for matching with the pushing wedge surface 64 is set to be a smooth structure 815, the matching part before processing is a sharp-angled structure with a clear edge angle, and the matching part is changed into a curved surface after polishing processing so as to be matched with the pushing wedge surface 64 conveniently.
The column section 812 adopts a rectangular rod, and two opposite side walls of the column section 812 are respectively provided with universal balls 813 which are matched with the inner wall of the sliding hole. The universal ball 813 is arranged on the front side and the rear side or the upper side and the lower side, the universal ball 813 is also called a universal ball and is a structure in the prior art, the ball which can rotate freely on the universal ball is matched with the inner wall of the sliding hole, the movement is convenient, and more importantly, the accuracy of the moving direction of the column section 812 is ensured, so that the universal ball is more beneficial to being matched with the material blocking plate 61.
Further, a pipe section of the liquid inlet pipe outside the tank body 1 is provided with a filtering unit 7, as shown in fig. 11-13, two butt-joint pipelines of the liquid inlet pipe are butted through a flange plate 42, and one side opposite to the flange plate is provided with a sealing groove 421. The filter unit 7 comprises a filter screen 71 located in the middle and a sealing gasket 72 located at the edge, and 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 sealing gasket protrudes from the upper side and the lower side of the filter screen, the protruding part is positioned in the sealing groove, the sealing gasket is made of rubber and other materials with certain elasticity, and the sealing gasket is connected with the filter screen to form a component which can be replaced; the two can be fixed together by hot melting and the like. During the concrete connection, two flange boards pass through the bolt tightening back, and the sealed pad of filter unit receives the extrusion and plays sealed effect, and filter screen 71 corresponds with the lumen of feed liquor pipe, supplies solution to flow through to play the filtering action, prevented that the long time from influencing the later atomising head. The spray head is relatively cumbersome to replace and maintain, and the filter unit is relatively easy to replace or flush and can be performed periodically. The filter screen can adopt a stainless steel net, the mesh number can be in the range of 60-80, and the aperture is smaller than that of the spray head.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as those of the present application, fall within the protection scope of the present invention.
Claims (9)
1. Production vitamin K2 is used spray drying device which characterized in that: the spraying device comprises a tank body and a bracket positioned at the bottom of the tank body and used for supporting the tank body, wherein a liquid inlet pipe orifice is formed in the upper part of the tank body, a liquid inlet pipe penetrates through the liquid inlet pipe to spray liquid into the tank body from top to bottom, and a spraying head is arranged at the end part of the liquid inlet pipe positioned in the tank body;
the part below 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, wherein a vertical installation part is transitionally arranged between the first cavity section and the second cavity section, the vertical installation part is provided with hot air inlet pipes, the hot air inlet pipes are horizontally arranged, the number of the hot air inlet pipes is four, the arrangement positions of the hot air inlet pipes are lower than the position of the atomizing head, and the hot air inlet pipes do 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 all in a hollow frustum shape with a large opening at the lower end and a small opening at the upper end, and the calibers of the lower 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 in a hollow cylinder shape, and the sixth cavity section is in a hollow frustum shape with a small opening at the lower end and a large opening at the upper end; a detachable material blocking component is arranged at the bottom of the tank body, and a ring body is arranged at the lower side of the sixth cavity section to form a mounting opening 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.
2. The spray drying device for the production of vitamin K2 according to claim 1, characterized in that: first chamber section, second chamber section, third chamber section, fourth chamber section, fifth chamber section, sixth chamber section all are sandwich structure, and the inside is the cavity, and the cavity of first chamber section, second chamber section, third chamber section, fourth chamber section, fifth chamber section, sixth chamber section is the intercommunication to form airflow channel, the internal communicating pipe that is equipped with of jar, communicating pipe set up at the internal wall of jar, the internal portion of intercommunication jar with airflow channel.
3. The spray drying device for the production of vitamin K2 according to claim 2, characterized in that: one communicating pipe is arranged and is arranged at the third cavity section, and the communicating pipe is a vertical pipe.
4. The spray drying device for the production of vitamin K2 according to claim 2, characterized in that: 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 opening, is a spiral pipe and is wound on the hot air inlet pipe.
5. The spray drying device for the production of vitamin K2 according to claim 4, characterized in that: the orificial lower extreme of feed liquor is equipped with the shrouding, and the atomising head of feed liquor pipe passes the shrouding, feed liquor pipe and shrouding are sealed fixed, 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 sealed glue film after spacing recess is put into to the spacing ring.
6. The spray-drying apparatus for the production of vitamin K2 according to claim 1, wherein: the material blocking assembly comprises a material blocking plate which is a circular plate, the upper side of the material blocking plate is provided with a conical material opening by taking the vertical central line of the center 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 material discharging pipe is connected with the center of the conical material opening.
7. The spray drying device for the production of vitamin K2 according to claim 6, characterized in that: a sealing ring is arranged in the ring body and is used for being matched with the outer peripheral wall of the material blocking plate; a locking mechanism is arranged below the sealing ring in the ring body, the locking mechanism comprises at least two lock tongues, a return spring and a plug head, sliding holes are formed in the ring body along the radial direction of the ring body, each lock tongue comprises a column section and an inclined plane section, the column section is located in the sliding hole, one end, far away from the inclined plane section, of the column section is fixed with one end of the return spring, the other end of the return spring is fixed with the plug head, the plug head is arranged at the outer end of the sliding hole, the inclined plane section just extends inwards out of the sliding hole under the natural state of the return spring, the lower side of the inclined plane section is arranged to be an inclined plane to form a guide abdicating surface, and the upper side of the inclined plane section forms a supporting surface; the periphery of the blocking plate is provided with a supporting notch, the supporting notch is formed from bottom to top, a pushing wedge surface is arranged on the side close to the supporting notch, when the blocking plate is pushed from bottom to top, the blocking plate pushes the inclined surface section of the lock tongue into the sliding hole, then under the pushing action of the reset spring, the inclined surface section enters the supporting notch, the blocking plate is supported by the upper side of the inclined surface section, and the installation of the blocking plate is realized; when the blocking plate is disassembled, the blocking plate is rotated, and the pushing wedge surface of the blocking plate gradually pushes the end part of the lock tongue so as to push the lock tongue into the sliding hole, so that abdication is realized; the lower side of the blocking plate is provided with a rotary handle.
8. The spray drying device for the production of vitamin K2 according to claim 7, characterized in that: the part of the inclined plane section, which is used for being matched with the pushing wedge surface, is arranged into a smooth structure; the column section adopts a rectangular rod, and two opposite side walls of the column section are respectively provided with universal balls which are matched with the inner wall of the sliding hole.
9. The spray drying device for the production of vitamin K2 according to claim 1, characterized in that: and a filtering unit is arranged on the pipe section of the liquid inlet pipe outside the tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| US4013504A (en) * | 1975-09-18 | 1977-03-22 | Morris Walter E | Method and apparatus for spray drying slurries and the like |
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|---|---|
| CN115400437B (en) | 2023-09-19 |
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