CN210892387U - Ultra-low temperature spray freezing tower system - Google Patents
Ultra-low temperature spray freezing tower system Download PDFInfo
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- CN210892387U CN210892387U CN201921802397.0U CN201921802397U CN210892387U CN 210892387 U CN210892387 U CN 210892387U CN 201921802397 U CN201921802397 U CN 201921802397U CN 210892387 U CN210892387 U CN 210892387U
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Abstract
The utility model relates to the field of powder particle preparation, and discloses an ultra-low temperature spray freezing tower system, which comprises a tower body and a refrigerating system; a plurality of temperature detection devices are arranged on the tower body and the refrigeration system; the tower body sequentially comprises a tower cover, a tower body, a tower bottom and a material receiving device connected with the tower bottom from top to bottom; the tower cover is provided with a spraying component; the tower cover is connected with the tower body, the tower body is connected with the tower bottom, and the tower bottom is connected with the material receiving device through flanges; the tower body is provided with a plurality of sections, and each section of the tower body is provided with a circulating pipeline connected with a refrigerating system; a copper pipe and a high-density heat-insulating layer which are communicated with the circulating pipeline are arranged in each section of tower body; the tower bottom is connected with the bottom of the lowermost tower body; the device also comprises an electric control system; the electric control system is connected with the temperature detection device and the refrigerating system. The height of the tower body can be adjusted by adjusting the number of the tower bodies, and the temperature of each section of the tower body can be independently controlled. And the tower body is connected with each other through flanges, so that the connection is stable and reliable.
Description
Technical Field
The utility model relates to a powder preparation equipment, in particular to ultra-low temperature spray freezing tower system.
Background
At present, most of powder products manufactured in the food and medicine industry adopt a thermal spraying drying process, in the heating drying process, most of active ingredients of food and medicine can be reduced and even changed, and the honeycomb shape of dried powder particles is not obvious and uniform, so that the absorption effect of a human body on the powder is poor.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is to provide an ultra-low temperature spray freezing tower system, which can spray food or medicine liquid in an ultra-low temperature freezing tower to form powder, thereby excellently retaining active ingredients in the food and the medicine, and leading dry powder particles to be cellular, clear and mellow; the temperature in the freezing tower is controllable in sections, and the height of the tower body is adjustable.
The utility model provides a technical scheme that its technical problem adopted is: an ultra-low temperature spray freezing tower system comprises a tower body and a refrigerating system; a plurality of temperature detection devices are arranged on the tower body and the refrigeration system; the tower body sequentially comprises a tower cover, a tower body, a tower bottom and a material receiving device connected with the tower bottom from top to bottom; the tower cover is provided with a spraying component; the tower cover is connected with the tower body, the tower body is connected with the tower bottom, and the tower bottom is connected with the material receiving device through flanges; the tower body is provided with a plurality of sections, and each section of the tower body is provided with a circulating pipeline connected with a refrigerating system; a copper pipe and a high-density heat-insulating layer which are communicated with the circulating pipeline are arranged in each section of tower body; the tower bottom is funnel-shaped; the tower bottom is connected to the bottom of the lowermost tower body; the device also comprises an electric control system; and the electric control system is connected with the temperature detection device and the refrigerating system. The spraying assembly arranged on the tower cover is used for spraying food or medicine liquid into the tower, so that fine porous powder can be formed conveniently. The height of the tower body can be adjusted by adjusting the number of the tower bodies, and the temperature of each section of the tower body can be independently controlled. And the tower body is connected with each other through flanges, so that the connection is stable and reliable.
Further, the method comprises the following steps: the upper part of the tower body is provided with a plurality of connecting hasps for connecting the upper tower body or the tower cover; the upper parts of the tower body and the tower bottom are provided with upper heat insulation flanges; and lower heat insulation flanges are arranged at the bottoms of the tower body and the tower bottom. The upper heat insulation flange and the lower heat insulation flange are made of heat insulation materials, so that heat exchange between the upper layer and the lower layer of the tower body is reduced, and the control precision of the temperature of each section of the tower body is ensured.
Further, the method comprises the following steps: the tower cover, the tower body and the tower bottom comprise inner cylinders and outer cylinders; a high-density heat-insulating layer is arranged between the inner cylinder and the outer cylinder; a secondary refrigerant copper pipe for circulating secondary refrigerant is wound on the outer wall of the inner cylinder; the two ends of the secondary refrigerant copper pipe are respectively connected with a secondary refrigerant inlet and a secondary refrigerant outlet; and an anti-sticking coating is coated on the inner wall of the inner cylinder. The high-density heat-insulating layer and the upper and lower heat-insulating flanges can reduce the heat-conducting energy consumption inside and outside the tower body and improve the heat-insulating property of the tower body.
Further, the method comprises the following steps: the upper heat insulation flange is provided with a heat insulation material injection port for filling a high-density heat insulation material; a cover plate is also arranged on the heat-insulating material injection opening; the cover plate can prevent the heat insulation material from leaking; the upper heat insulation flange and the lower heat insulation flange are both provided with an inner cylinder supporting flange sheet and an outer cylinder supporting flange sheet; the inner cylinder supporting flange sheet is connected with the inner cylinder; the outer cylinder supporting flange sheet is connected with the outer cylinder; the inner cylinder supporting flange piece and the outer cylinder supporting flange piece are both provided with alignment holes for connecting the upper tower body and the lower tower body; and positioning pins are arranged in the alignment holes of the inner cylinder supporting flange sheet and the outer cylinder supporting flange sheet of the upper heat insulation flange. Interior with urceolus all through bolt and thermal-insulated flange joint, realize counterpointing through counterpoint hole and locating pin between the tower body on upper and lower layer, connect through connecting the hasp, the tower body can make up wantonly, dismantle easy operation is convenient. The secondary refrigerant copper pipes of each section of tower body are mutually independent, secondary refrigerant leakage during disassembly and modification of the tower body is avoided, the disassembly and assembly of the tower body are facilitated, and the universality of the system is improved.
Further, the method comprises the following steps: and a lower heat insulation flange connected with the tower body is arranged at the bottom of the tower cover.
Further, the method comprises the following steps: and an upper heat insulation flange connected with the bottom of the tower is arranged at the top of the material receiving device.
Further, the method comprises the following steps: the refrigerating system comprises a refrigerating source system, a liquid bath refrigerating system and an air cooling system which are sequentially communicated; the refrigeration source system comprises a refrigeration unit, a condenser and a water chiller for cooling the refrigeration unit; the air cooling system comprises a fan and an air box; the liquid bath refrigeration system comprises a plurality of liquid bath tanks and circulating pumps; the plurality of liquid baths share a refrigeration unit; the circulating pump is connected with the electric control system. The system adopts a single-machine cascade refrigeration technology, the refrigeration unit adopts a piston compressor as a core component, the operation pressure is stable, the noise is low, and low-power large refrigeration output is realized. The special water cooler is used for heat dissipation of the refrigeration unit, so that the refrigeration effect can be improved, and the maintenance is convenient. The liquid bath mode is adopted to control the refrigeration temperature, the temperature controllability is high, the temperature control precision is +/-2 ℃, and the uniformity of the temperature in the tower body can be ensured.
Further, the method comprises the following steps: and the air box is provided with a compressed air inlet pipe communicated to the upper part of the tower body and a compressed air return pipe led out from the lower part of the tower body.
Further, the method comprises the following steps: a circulating pipeline used for controlling the air cooling system is arranged on one liquid bath, and a circulating pipeline communicated with a secondary refrigerant inlet and a secondary refrigerant outlet is arranged on the other liquid bath; the circulating pump is installed on the circulating pipeline. The circulating pipeline is also provided with a plurality of electromagnetic valves, and the electromagnetic valves and the circulating pump are controlled by an electric control system, so that the temperature of the air cooling system and the temperature of each section of tower body can be conveniently controlled.
Drawings
FIG. 1 is a schematic structural diagram of an ultra-low temperature spray freezing tower system;
FIG. 2 is a perspective view of the tower body structure;
fig. 3 is a schematic view of the tower structure.
Labeled as: 100. a tower body; 101. a temperature detection device; 110. a tower cover; 120. a tower body; 1201. connecting a hasp; 1210. an upper heat insulation flange; 1211. an insulation material injection port; 1212. the inner cylinder supports the flange plate; 1213. the outer cylinder supports the flange sheet; 1214. positioning pins; 1220. an inner barrel; 1230. an outer cylinder; 1240. a lower heat insulating flange; 1241. aligning holes; 1250. a secondary refrigerant copper pipe; 1251. a secondary refrigerant inlet; 1252. a secondary refrigerant outlet; 1260. a high-density heat-insulating layer; 1261. a temperature measuring tube; 130. the bottom of the tower; 140. a material receiving device; 200. a refrigeration system; 210. a liquid bath refrigeration system; 211. a liquid bath tank; 220. a refrigeration source system; 221. a refrigeration unit; 222. a condenser; 223. a water chiller; 230. and (4) an air cooling system.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 to 3, an ultra-low temperature spray freezing tower system includes a tower body 100 and a refrigeration system 200; a plurality of temperature detection devices 101 are arranged on the tower body 100 and the refrigeration system 200; the tower body 100 sequentially comprises a tower cover 110, a tower body 120, a tower bottom 130 and a material receiving device 140 connected with the tower bottom 130 from top to bottom; the tower cover 110 is provided with a spraying component; the tower cover 110 is connected with the tower body 120, the tower body 120 is connected with the tower bottom 130, and the tower bottom 130 is connected with the material receiving device 140 through flanges; the tower body 120 has a plurality of sections, and each section of the tower body 120 is provided with a circulating pipeline connected with the refrigeration system 200; a copper pipe and a high-density heat-insulating layer 1260 which are communicated with a circulating pipeline are arranged in each section of tower body 120; the tower bottom 130 is funnel-shaped; the tower bottom 130 is connected to the bottom of the lowermost tower body 120; the device also comprises an electric control system; the electric control system is connected with the temperature detection device 101 and the refrigeration system 200. The temperature detection device 101 is used for detecting the temperature of each position of the whole system, selects a PT100 sensor, is specially used for low-temperature testing, has high precision and can ensure accurate measurement. The electric control system in the system can adopt an intelligent central centralized control system, the core adopts Siemens PLC, and the electric control system comprises a basic control module, a temperature acquisition module, a PID output module, a vector acquisition control module and other related modules to control the electric elements of the whole system, so that the automation and the intelligence of the system are improved.
On the basis, as shown in fig. 2, a plurality of connecting buckles 1201 for connecting the upper tower body 120 or the tower cover 110 are arranged at the upper part of the tower body 120; the upper parts of the tower body 120 and the tower bottom 130 are both provided with upper heat insulation flanges 1210; and lower heat insulation flanges 1240 are arranged at the bottoms of the tower body 120 and the tower bottom 130. The upper heat insulation flange 1210 and the lower heat insulation flange 1240 both adopt epoxy plates with excellent heat insulation performance, and the stability of the temperature between each section of tower body 120 is ensured.
On the basis of the above, as shown in fig. 2 and fig. 3, the tower cover 110, the tower body 120 and the tower bottom 130 each include an inner cylinder 1220 and an outer cylinder 1230; a high-density heat-insulating layer 1260 is arranged between the inner cylinder 1220 and the outer cylinder 1230; a secondary refrigerant copper pipe 1250 for circulating secondary refrigerant is wound on the outer wall of the inner cylinder 1220; the two ends of the secondary refrigerant copper pipe 1250 are respectively connected with a secondary refrigerant inlet 1251 and a secondary refrigerant outlet 1252; the inner wall of the inner cylinder 1220 is coated with an anti-sticking coating. The inner cylinder 1220 is directly contacted with the medicine and food particles and is made of food-grade materials, the inner cylinder 1220 is made of SS316 stainless steel materials in the example, and the outer cylinder 1230 is made of SS304 stainless steel materials in the example; the high-density heat-insulating layer 1260 can be made of a flame retardant foaming material, and in the embodiment, a fire-resistant grade B1 heat-insulating material is selected, so that the heat-insulating effect is good, and accidental frostbite is effectively prevented. The secondary refrigerant copper tubes 1250 of each section of tower body 120 are mutually independent, so that secondary refrigerant leakage when the modified tower body 100 is disassembled is avoided, the tower body 100 is convenient to disassemble, assemble and improve the universality of the system.
In addition, as shown in fig. 2 and 3, the upper heat insulation flange 1210 is provided with a heat insulation material injection port 1211 for filling a high-density heat insulation material; the insulation material injection port 1211 is further provided with a cover plate; an inner cylinder supporting flange sheet 1212 and an outer cylinder supporting flange sheet 1213 are arranged on the upper heat insulation flange 1210 and the lower heat insulation flange 1240; the inner barrel support flange 1212 is connected to the inner barrel 1220; the outer cylinder support flange sheet 1213 is connected with the outer cylinder 1230; the inner cylinder supporting flange sheet 1212 and the outer cylinder supporting flange sheet 1213 are both provided with alignment holes 1241 for connecting the upper and lower tower bodies 120; positioning pins 1214 are arranged in the alignment holes 1241 of the inner cylinder supporting flange 1212 and the outer cylinder supporting flange 1213 of the upper heat insulation flange 1210. The cover plate is used to cover the insulating material injection port 1211 to prevent the insulating material filled therein from leaking out, and the cover plate may be coupled to the upper insulating flange 1210 using screws.
In order to ensure the tightness of the tower body 100, a layer of sealing layer is arranged between each layer of tower body 120, between the tower body 110 and the tower body and between the tower body 120 and the tower bottom 130; the sealing layer is clamped between an upper heat insulation flange 1210 and a lower heat insulation flange 1240, and through holes matched with the positioning pins 1214 are arranged on the sealing layer and are compressed by the upper tower body 120 or the tower cover 110. The sealing layer adopts food level silica gel material, guarantees the sanitary degree of powder.
On the basis, the bottom of the tower cover 110 is provided with a lower heat insulation flange 1240 connected with the tower body 120.
On the basis, the top of the material receiving device 140 is provided with an upper heat insulation flange 1210 connected with the tower bottom 130.
On the basis, as shown in fig. 1, the refrigeration system 200 includes a refrigeration source system 220, a liquid bath refrigeration system 210 and an air-cooling system 230 which are sequentially communicated; the refrigeration source system 220 includes a refrigeration unit 221, a condenser 222, and a water chiller 223 for cooling the refrigeration unit 221; the air cooling system 230 includes a fan and a bellows; the liquid bath refrigeration system 210 includes a plurality of liquid baths 211 and a circulation pump; the plurality of liquid baths 211 share one refrigeration unit 221; the circulating pump is connected with the electric control system. Due to the ultralow temperature of the system, a special low-temperature pump is required to be adopted for the circulating pump, and the German SPECK low-temperature pump is adopted in the embodiment, so that the system has the advantages of good sealing performance, large lift, high flow and low noise. The system is controlled to be between normal temperature and minus 90 ℃, adopts a single-unit cascade refrigeration technology, can realize ultralow-temperature refrigeration by only one refrigeration unit, has stable and reliable operation, simple maintenance, small floor area and low operation noise, and is more energy-saving compared with multi-unit refrigeration.
In addition, as shown in fig. 1, the wind boxes are provided with a compressed air inlet pipe communicated with the upper part of the tower body 100 and a compressed air return pipe led out from the lower part of the tower body 100. In order to ensure the sanitation of the food and medicine powder particles, the compressed air inlet pipe, the compressed air return pipe and the air box in the embodiment are made of SS316 stainless steel materials. The air box in the system can adopt a finned air box, so that the wind speed noise can be reduced, and the heat exchange area is enlarged.
On the basis, as shown in fig. 1, a circulation pipeline for controlling the air cooling system 230 is arranged on one liquid bath 211, and a circulation pipeline communicated with the secondary refrigerant inlet 1251 and the secondary refrigerant outlet 1252 is arranged on the other liquid bath 211; the circulating pump is installed on the circulating pipeline. Each circulating pipeline is also provided with an electromagnetic valve for controlling the on-off of the circulating pipeline, and all the electromagnetic valves are connected with an electric control system.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. An ultra-low temperature spray freezing tower system which characterized in that: comprises a tower body (100) and a refrigerating system (200); a plurality of temperature detection devices (101) are arranged on the tower body (100) and the refrigeration system (200); the tower body (100) sequentially comprises a tower cover (110), a tower body (120), a tower bottom (130) and a material receiving device (140) connected with the tower bottom (130) from top to bottom; a spraying component is arranged on the tower cover (110); the tower cover (110) is connected with the tower body (120), the tower body (120) is connected with the tower bottom (130), and the tower bottom (130) is connected with the material receiving device (140) through flanges; the tower body (120) has a plurality of sections, and each section of the tower body (120) is provided with a circulating pipeline connected with the refrigerating system (200); a copper pipe and a high-density heat-insulating layer (1260) which are communicated with a circulating pipeline are arranged in each section of the tower body (120); the tower bottom (130) is funnel-shaped; the tower bottom (130) is connected to the bottom of the lowermost tower body (120); the device also comprises an electric control system; the electric control system is connected with the temperature detection device (101) and the refrigeration system (200).
2. An ultra-low temperature spray freeze tower system in accordance with claim 1 wherein: a plurality of connecting hasps (1201) for connecting the upper tower body (120) or the tower cover (110) are arranged at the upper part of the tower body (120); the upper parts of the tower body (120) and the tower bottom (130) are provided with upper heat insulation flanges (1210); and lower heat insulation flanges (1240) are arranged at the bottoms of the tower body (120) and the tower bottom (130).
3. An ultra-low temperature spray freeze tower system in accordance with claim 2 wherein: the tower cover (110), the tower body (120) and the tower bottom (130) comprise inner cylinders (1220) and outer cylinders (1230); a high-density heat-insulating layer (1260) is arranged between the inner cylinder (1220) and the outer cylinder (1230); a secondary refrigerant copper pipe (1250) for circulating secondary refrigerant is wound on the outer wall of the inner cylinder (1220); two ends of the secondary refrigerant copper pipe (1250) are respectively connected with a secondary refrigerant inlet (1251) and a secondary refrigerant outlet (1252); and an anti-sticking coating is coated on the inner wall of the inner cylinder (1220).
4. An ultra-low temperature spray freeze tower system in accordance with claim 3 wherein: the upper heat insulation flange (1210) is provided with a heat insulation material injection port (1211) for filling high-density heat insulation material; a cover plate is also arranged on the heat insulation material injection port (1211); an inner cylinder supporting flange sheet (1212) and an outer cylinder supporting flange sheet (1213) are arranged on the upper heat insulation flange (1210) and the lower heat insulation flange (1240); the inner cylinder supporting flange sheet (1212) is connected with the inner cylinder (1220); the outer cylinder supporting flange sheet (1213) is connected with the outer cylinder (1230); the inner cylinder supporting flange sheet (1212) and the outer cylinder supporting flange sheet (1213) are respectively provided with an alignment hole (1241) for connecting the upper and lower tower bodies (120); and positioning pins (1214) are arranged in the alignment holes (1241) of the inner cylinder supporting flange sheet (1212) and the outer cylinder supporting flange sheet (1213) of the upper heat insulation flange (1210).
5. An ultra-low temperature spray freeze tower system in accordance with claim 1 wherein: and a lower heat insulation flange (1240) connected with the tower body (120) is arranged at the bottom of the tower cover (110).
6. An ultra-low temperature spray freeze tower system in accordance with claim 1 wherein: the top of the material receiving device (140) is provided with an upper heat insulation flange (1210) connected with the tower bottom (130).
7. An ultra-low temperature spray freeze tower system in accordance with claim 3 wherein: the refrigerating system (200) comprises a refrigerating source system (220), a liquid bath refrigerating system (210) and an air cooling system (230) which are sequentially communicated; the refrigeration source system (220) comprises a refrigeration unit (221), a condenser (222) and a water chiller (223) for cooling the refrigeration unit (221); the air cooling system (230) comprises a fan and a wind box; the liquid bath refrigeration system (210) comprises a plurality of liquid baths (211) and a circulation pump; -said plurality of liquid baths (211) share one refrigeration unit (221); the circulating pump is connected with the electric control system.
8. An ultra-low temperature spray freeze tower system in accordance with claim 7 wherein: the air box is provided with a compressed air inlet pipe communicated to the upper part of the tower body (100) and a compressed air return pipe led out from the lower part of the tower body (100).
9. An ultra-low temperature spray freeze tower system in accordance with claim 7 wherein: a circulating pipeline used for controlling the air cooling system (230) is arranged on one liquid bath (211), and a circulating pipeline communicated with the secondary refrigerant inlet (1251) and the secondary refrigerant outlet (1252) is arranged on the other liquid bath (211); the circulating pump is installed on the circulating pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802397.0U CN210892387U (en) | 2019-10-24 | 2019-10-24 | Ultra-low temperature spray freezing tower system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921802397.0U CN210892387U (en) | 2019-10-24 | 2019-10-24 | Ultra-low temperature spray freezing tower system |
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| CN210892387U true CN210892387U (en) | 2020-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657638A (en) * | 2019-10-24 | 2020-01-07 | 苏州蒂珀克制冷科技有限公司 | Ultra-low temperature spray freezing tower system |
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- 2019-10-24 CN CN201921802397.0U patent/CN210892387U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657638A (en) * | 2019-10-24 | 2020-01-07 | 苏州蒂珀克制冷科技有限公司 | Ultra-low temperature spray freezing tower system |
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