CN211383819U - Vacuum concentration device and energy-saving efficient tea juice concentration system - Google Patents
Vacuum concentration device and energy-saving efficient tea juice concentration system Download PDFInfo
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- CN211383819U CN211383819U CN201922053075.7U CN201922053075U CN211383819U CN 211383819 U CN211383819 U CN 211383819U CN 201922053075 U CN201922053075 U CN 201922053075U CN 211383819 U CN211383819 U CN 211383819U
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Abstract
A vacuum concentration device and an energy-saving and high-efficiency tea juice concentration system relate to a vacuum concentration device, in particular to a tea juice concentration device. Including the concentrator bowl, the evaporating chamber, the hot-water chamber, the concentrator bowl outside is equipped with plate heat exchanger, upper portion at the concentrator bowl hot-water chamber is equipped with the hot water exit tube, hot water exit tube and plate heat exchanger's first flow path access connection, plate heat exchanger's first flow path outlet connects hot water return pipe, the intercommunication has the feed liquid drainage tube on the discharging pipe, the feed liquid drainage tube links to each other with the input port of liquid material pump, the delivery outlet of liquid material pump passes through feed liquid inlet tube and plate heat exchanger's second flow path access connection, plate heat exchanger's second flow path outlet connects the evaporation feed liquid pipe, evaporation feed liquid pipe leads to in the upper portion of concentrator bowl evaporating chamber. The utility model discloses under the prerequisite that does not increase the energy consumption, improve evaporation efficiency at double to can retrieve the tea bubble, adopt vacuum low temperature evaporative concentration in addition, do not lose tealeaves active material.
Description
Technical Field
The utility model relates to a vacuum concentration equipment, especially tea juice concentration equipment.
Background
The concentrator is widely applied to the fields of chemical industry, biological medicine and food deep processing. In the field of food processing, in particular to the field of tea deep processing, membrane concentration equipment is mainly adopted for concentration, and the publication number is CN110269114A, and the publication date is as follows: 2019.09.24, the technical proposal disclosed in paragraph [0006] of the specification is: s3, concentration: starting a raw material circulating pump to send the tea juice stock solution into the forward osmosis membrane component from a raw material tank, simultaneously starting an extraction solution circulating pump to send the extraction solution into the forward osmosis membrane component from an extraction solution tank, controlling the system temperature at 10-30 ℃, the operating pressure at 0-2bar, the tea juice stock solution circulating flow at 20-120L/h, the extraction solution circulating flow at 10-50L/h, and operating for 40-120min to obtain the concentrated tea juice with the concentration of soluble solid substances of 30-60%. The membrane concentration equipment is adopted to concentrate tea juice, so that the defect that the produced tea powder basically loses the original aroma and taste of tea leaves is overcome. In order to solve the above problem, vacuum concentration is used for concentration, and for example, a low-temperature vacuum concentrator having publication number CN202223912U and publication number 2012.05.23 discloses a technology comprising: the low-temperature vacuum concentrator consists of a heating tank, an evaporation chamber and a condensing tank; the upper part and the lower part of the heating tank are respectively provided with a discharge port and a feed port, the lower end of the heating tank is connected with a concentrated solution discharge valve, a steam heat exchange pipe is arranged in the heating tank, two ends of the steam heat exchange pipe are respectively provided with a hot steam inlet and a condensed water discharge port, and the hot steam inlet and the condensed water discharge port are respectively arranged on the side wall of the heating tank; a steam outlet is arranged at the top of the evaporation chamber, a feed inlet connected with the feed outlet of the heating tank is arranged in the middle of the evaporation chamber, a feed outlet connected with the feed inlet of the heating tank is arranged at the lower end of the evaporation chamber, and a stock solution feed inlet is arranged in the middle of the evaporation chamber; the upper part of the condensing tank is provided with a steam inlet connected with a steam outlet of the evaporation chamber, the lower part of the condensing tank is provided with a vacuumizing outlet, a cooling pipe is arranged in the condensing tank, two ends of the cooling pipe respectively extend out of the condensing tank and are connected with a cooling water tower in series through a water inlet pump, and the lower end of the condensing tank is provided with a condensed water discharge valve. Although the vacuum concentration can keep the original fragrance and color gas of the raw materials and improve the quality of concentrated solution compared with membrane concentration equipment, the vacuum concentrator has the problems of low concentration efficiency and high energy consumption. The concentration efficiency of the vacuum concentrator depends on the evaporation efficiency, the evaporation efficiency depends on the evaporation area of the concentration tank, the evaporation area is limited by the size of the concentration tank, and a large amount of energy consumption is consumed for evaporation and condensation. Therefore, the low concentration efficiency and high energy consumption are common problems of the existing vacuum concentrator.
Disclosure of Invention
An object of the utility model is to solve the problem that prior art exists, disclose a can show vacuum concentration device and energy-conserving high-efficient tea juice concentrated system that improves concentration efficiency, reduces the energy consumption.
One of the technical solutions of the utility model is: the utility model provides a vacuum concentration device, includes concentrated jar, and concentrated jar is equipped with the evaporating chamber, overlaps in evaporating chamber lower part outside and is equipped with hot water chamber, is equipped with vacuum steam connecting pipe at the top of concentrated jar, and the hot water that is equipped with the intercommunication hot water chamber in the bottom of concentrated jar advances the discharging pipe of pipe and intercommunication evaporating chamber, is equipped with the conveying pipeline on the upper portion of concentrated jar, and its special character lies in: the concentrated jar outside is equipped with plate heat exchanger, the upper portion in the hot water chamber of concentrated jar is equipped with the hot water exit tube, hot water exit tube and plate heat exchanger's first flow path access connection, plate heat exchanger's first flow path outlet connection hot water return pipe, the intercommunication has the feed liquid drainage tube on the discharging pipe, the feed liquid drainage tube links to each other with the input port of liquid material pump, the delivery outlet of liquid material pump passes through feed liquid inlet tube and plate heat exchanger's second flow path access connection, plate heat exchanger's second flow path outlet connection evaporates the feed liquid pipe, evaporate in the upper portion of feed liquid pipe income concentrated jar's evaporating chamber.
The second technical solution of the utility model is that: energy-conserving high-efficient tea juice concentrated system, including material fluid reservoir, concentrated jar, the condenser, the vacuum pump is connected with the conveying pipeline between the bottom of material fluid reservoir and the top of concentrated jar, through the vacuum connecting pipe intercommunication between the evaporation steam pipe of vacuum pump and condenser, the cooling intermediate layer sub-unit connection of condenser has cold water to advance the pipe, and the cooling intermediate layer upper portion of condenser links to each other with the water inlet of water pump through the cold water exit tube, and cold water return pipe is connected to the delivery port of water pump, concentrated jar is equipped with the evaporating chamber, and the cover is equipped with the hot-water chamber outside the evaporating chamber lower part, is equipped with the vacuum steam connecting pipe at the top of concentrated jar, links to each other with the condenser top through the condensation connecting pipe, and the hot water that is equipped with intercommunication hot: the concentrated jar outside is equipped with plate heat exchanger, the upper portion in the hot water chamber of concentrated jar is equipped with the hot water exit tube, hot water exit tube and plate heat exchanger's first flow path access connection, plate heat exchanger's first flow path outlet connection hot water return pipe, the intercommunication has the feed liquid drainage tube on the discharging pipe, the feed liquid drainage tube links to each other with the input port of feed liquid pump, the delivery outlet of feed liquid pump passes through feed liquid inlet tube and plate heat exchanger's second flow path access connection, plate heat exchanger's second flow path outlet connection evaporates the feed liquid pipe, evaporate feed liquid pipe 24 and let in the upper portion of the evaporation chamber of concentrated jar.
Furthermore, a bubble collector is arranged between the vacuum steam connecting pipe and the condensation connecting pipe and is communicated with the evaporation chamber of the concentration tank through a bubble recovery pipe.
The utility model discloses owing to adopted above technical scheme, solved the problem that prior art exists, owing to be equipped with plate heat exchanger in the outside of concentrated jar, under the prerequisite that does not increase the energy consumption, improved evaporation efficiency at double. Because the tea collecting device is arranged, tea can be recovered, and in addition, vacuum low-temperature evaporation concentration is adopted, so that the effective substances of tea can not be lost in the tea juice concentration process, and the tea powder prepared subsequently can be ensured to keep the original aroma and taste of tea.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1-feed liquid tank, 2-feed pipe, 3-vent pipe, 4-vacuum cylinder, 5-cold water return pipe, 6-cold water outlet pipe, 7-cold water inlet pipe, 8-vacuum connecting pipe, 9-hot water return pipe, 10-condenser, 11-condensation connecting pipe, 12-flushing pipe, 13-bubble collector, 14-vacuum vapor connecting pipe, 15-concentration tank, 16-observation mirror, 17-hot water inlet pipe, 18-bubble return pipe, 19-feed pipe, 20-plate heat exchanger, 21-feed liquid drainage pipe, 22-hot water outlet pipe, 23-feed liquid inlet pipe, 24-evaporation feed liquid pipe, 25-feed pump, 26-condensed water outlet, 27-liquid collector, 28-water pump, 29-negative pressure meter, 30-vacuum pump, 31-frame, 32-controller, 33-discharge port, 34-evaporation steam pipe, 35-cooling interlayer, 36-hot water chamber, 37-hot water discharge port, and 38-evaporation chamber.
Detailed Description
In order to understand the present invention more clearly, the present invention will be further described with reference to fig. 1 by using a specific embodiment.
Embodiment 1: a vacuum concentration device comprises a concentration tank 15, an evaporation chamber 38 is arranged in the concentration tank 15, a hot water chamber 36 is sleeved outside the lower part of the evaporation chamber 38, a vacuum steam connecting pipe 14 is arranged at the top part of the concentration tank 15, a hot water inlet pipe 17 communicated with the hot water chamber 36 and a discharge pipe 33 communicated with the evaporation chamber 38 are arranged at the bottom part of the concentration tank 15, a feed pipe 19 is arranged at the upper part of the concentration tank 15, a plate-type heat exchanger 20 is arranged outside the concentration tank 15, a hot water outlet pipe 22 is arranged at the upper part of the hot water chamber 36 of the concentration tank 15, the hot water outlet pipe 22 is connected with a first flow passage inlet of the plate-type heat exchanger 20, a first flow passage outlet of the plate-type heat exchanger 20 is connected with a hot water return pipe 9, a feed liquid drainage pipe 21 is communicated with the discharge pipe 33, the feed liquid drainage pipe 21 is connected with an input port of a liquid pump 25, the outlet of the second flow channel of the plate heat exchanger 20 is connected with an evaporation feed liquid pipe 24, and the evaporation feed liquid pipe 24 is introduced into the upper part of the evaporation chamber 38 of the concentration tank 15.
Embodiment 2: an energy-saving high-efficiency tea juice concentrating system comprises a feed liquid tank 1, a concentrating tank 15, a condenser 10 and a vacuum pump 30, wherein a feed delivery pipe 19 is connected between the bottom of the feed liquid tank 1 and the top of the concentrating tank 15, the vacuum pump 30 is communicated with an evaporation steam pipe 34 of the condenser 10 through a vacuum connecting pipe 8, a cold water inlet pipe 7 is connected to the lower part of a cooling interlayer 35 of the condenser 10, the upper part of the cooling interlayer 35 of the condenser 10 is connected with a water inlet of a water pump 28 through a cold water outlet pipe 6, a water outlet of the water pump 28 is connected with a cold water return pipe 5, the concentrating tank 15 is provided with an evaporating chamber 38, a hot water chamber 36 is sleeved outside the lower part of the evaporating chamber 38, the top of the concentrating tank 15 is provided with a vacuum steam connecting pipe 14 and is connected with the top of the condenser 10 through a condensing connecting pipe 11, the bottom of the concentrating tank 15 is provided with a, a hot water outlet pipe 22 is arranged at the upper part of a hot water chamber 36 of the concentration tank 15, the hot water outlet pipe 22 is connected with a first flow passage inlet of the plate heat exchanger 20, a first flow passage outlet of the plate heat exchanger 20 is connected with a hot water return pipe 9, a material liquid drainage pipe 21 is communicated with a material liquid outlet pipe 33, the material liquid drainage pipe 21 is connected with an input port of a material liquid pump 25, an output port of the material liquid pump 25 is connected with a second flow passage inlet of the plate heat exchanger 20 through a material liquid inlet pipe 23, a second flow passage outlet of the plate heat exchanger 20 is connected with an evaporation material liquid pipe 24, and the evaporation material liquid pipe 24 is introduced into the upper part of an evaporation.
Further, a bubble collector 13 is provided between the vacuum vapor connection pipe 14 and the condensation connection pipe 11, and the bubble collector 13 communicates with the evaporation chamber 38 of the concentration tank 15 through a bubble return pipe 18.
Further, the evaporation area of the evaporation chamber 38 is 1.5 to 3 m2Preferably 2m2。
Further, the heat exchange area of the plate heat exchanger 20 is 4-8 m2Preferably 5 to 6m2。
Example 1: a vacuum concentration device comprises a concentration tank 15, wherein an evaporation chamber 38 is arranged in the concentration tank 15, an interlayer hot water chamber 36 is sleeved outside the lower part of the evaporation chamber 38, a vacuum steam connecting pipe 14 is arranged at the top of the concentration tank 15, and a hot water inlet pipe 17 communicated with the hot water chamber 36 and a discharge pipe 33 with a valve communicated with the evaporation chamber 38 are arranged at the bottom of the concentration tank 15. The lowest end of the hot water inlet pipe 17 is provided with a hot water discharge port 36 having a valve. A feed delivery pipe 19 is arranged at the upper part of the concentration tank 15, a plate heat exchanger 20 is arranged outside the concentration tank 15, a hot water outlet pipe 22 is arranged at the upper part of a hot water chamber 36 of the concentration tank 15, the hot water outlet pipe 22 is connected with a first flow passage inlet of the plate heat exchanger 20, a first flow passage outlet of the plate heat exchanger 20 is connected with a hot water return pipe 9, a feed liquid drainage pipe 21 is communicated with a discharge pipe 33, the feed liquid drainage pipe 21 is connected with an input port of a liquid pump 25, an output port of the liquid pump 25 is connected with a second flow passage inlet of the plate heat exchanger 20 through a feed liquid inlet pipe 23, a second flow passage outlet of the plate heat exchanger 20 is connected with an evaporation feed liquid pipe 24, and the evaporation feed liquid pipe 24 is introduced into. Further, the evaporation area of the evaporation chamber 38 is 1.5 m2The plate heat exchanger 20 has a heat exchange area of 4 m2。
Example 2: energy-conserving high-efficient tea juice concentrated system, including feed liquor jar 1, concentrated jar 15, condenser 10, vacuum pump 30, be connected with conveying pipeline 19 between the bottom of feed liquor jar 1 and the top of concentrated jar 15, through vacuum connecting pipe 8 intercommunication between vacuum pump 30 and the evaporation steam pipe 34 of condenser 10, the cooling intermediate layer 35 sub-unit connection of condenser 10 has cold water to advance tub 7, and cooling intermediate layer 35 upper portion of condenser 10 links to each other with the water inlet of water pump 28 through cold water exit tube 6, and cold water return pipe 5 is connected to the delivery port of water pump 28, concentrated jar 15 is equipped with evaporating chamber 38, overlaps in evaporating chamber 38 lower part outside and is equipped with intermediate layer hot water chamber 36, is equipped with vacuum steam connecting pipe 14 at the top of concentrated jar 15, links to each other with condenser 10 top through condensation connecting. A hot water inlet pipe 17 communicated with the hot water chamber 36 and a discharge pipe 33 communicated with the evaporation chamber 38 are arranged at the bottom of the concentration tank 15, a plate heat exchanger 20 is arranged outside the concentration tank 15, a hot water outlet pipe 22 is arranged at the upper part of the hot water chamber 36 of the concentration tank 15, and heat is dischargedThe water outlet pipe 22 is connected with the inlet of the first flow passage of the plate heat exchanger 20, the outlet of the first flow passage of the plate heat exchanger 20 is connected with the hot water return pipe 9, the material outlet pipe 33 is communicated with a material liquid drainage pipe 21, the material liquid drainage pipe 21 is connected with the inlet of the material liquid pump 25, the outlet of the material liquid pump 25 is connected with the inlet of the second flow passage of the plate heat exchanger 20 through a material liquid inlet pipe 23, the outlet of the second flow passage of the plate heat exchanger 20 is connected with an evaporation material liquid pipe 24, and the evaporation material liquid pipe 24 is introduced into the upper part of the evaporation chamber 38 of the concentration tank. The evaporation area of the evaporation chamber 38 is 3 m2The heat exchange area of the plate heat exchanger 20 is 8m2。
Example 3: energy-conserving high-efficient tea juice concentrated system is equipped with feed liquor jar 1, concentrated jar 15, condenser 10, and vacuum pump 30 is connected with conveying pipeline 19 between the bottom of feed liquor jar 1 and the top of concentrated jar 15, is equipped with inlet pipe 2 and breather pipe 3 on the feed liquor jar 1. The vacuum pump 30 is disposed above a housing 31, and the housing 31 does not have a controller 32. The vacuum pump 30 is provided with a vacuum tube 4, and the vacuum tube 4 is connected with an evaporation tube 34 of the condenser 10 through a vacuum connecting tube 8. The upper and lower parts of the condenser 10 are straight pipes, the middle part is a sandwich structure, the middle part is an evaporation steam pipe 34 communicated with the upper and lower parts, and the periphery is a cooling sandwich layer 35 closed up and down. The lower part of the cooling interlayer 35 is connected with a cold water inlet pipe 7, and the upper part of the cooling interlayer is connected with the water inlet of the water pump 28 through a cold water outlet pipe 6. The water outlet of the water pump 28 is connected with the cold water return pipe 5, and the water pump 28 is arranged below the rack 31. The bottom of the condenser 10 is provided with a liquid collector 27, the liquid collector 27 is provided with an observation window, and the bottom of the liquid collector 27 is provided with a condensed water outlet 26 with a valve. The condensing tank 15 is provided with an evaporation chamber 38, an interlayer hot water chamber 36 is sleeved outside the lower part of the evaporation chamber 38, the top of the condensing tank 15 is provided with a vacuum steam connecting pipe 14, the vacuum steam connecting pipe 14 is connected with a condensing connecting pipe 11 through a bubble collecting device 13, and the condensing connecting pipe 11 is communicated with the top of the condensing cylinder 10. The bubble collector 13 is communicated with the evaporation chamber 38 of the concentration tank 15 through a bubble return pipe 18. The top of the concentration tank 15 is provided with a flushing pipe 12 with a valve, a negative pressure gauge 39 and a sight glass 16. A hot water inlet pipe 17 communicating with the hot water chamber 36 and a discharge pipe 33 communicating with the evaporation chamber 38 are provided at the bottom of the concentration tank 15, and a hot water discharge port 37 is provided at the bottom of the hot water inlet pipe 17. The outside of the concentration tank 15 is provided with a plateThe heat exchanger 20 is provided with a hot water outlet pipe 22 at the upper part of a hot water chamber 36 of the concentration tank 15, the hot water outlet pipe 22 is connected with a first flow channel inlet of the plate heat exchanger 20, a first flow channel outlet of the plate heat exchanger 20 is connected with a hot water return pipe 9, a material liquid drainage pipe 21 is communicated with a material liquid outlet pipe 33, the material liquid drainage pipe 21 is connected with an input port of a material liquid pump 25, an output port of the material liquid pump 25 is connected with a second flow channel inlet of the plate heat exchanger 20 through a material liquid inlet pipe 23, a second flow channel outlet of the plate heat exchanger 20 is connected with an evaporation material liquid pipe 24, and the evaporation material liquid pipe 24 is introduced into an evaporation chamber 38 in. The concentration tank 15, the condenser 10 and the vacuum system adopt conventional equipment. The plate heat exchanger 20, the vacuum pump 30, the liquid pump 25 and the water pump 28 are all controlled by a controller 32. The evaporation area of the evaporation chamber 38 is 2m2The evaporation area is the heating area of the lower part of the evaporation chamber 38 corresponding to the hot water chamber 36. The heat exchange area of the plate heat exchanger 20 is 6m2. Type of plate heat exchanger 20: BR015K, manufacturer: ltd, new industry ltd, model number of vacuum pump 30: 2BV-5121, manufacturer: shandong Bojie Pump science and technology, model number of the vacuum pump 30: ZJ-P series, manufacturer: shandong Bojie Pump science and technology, Inc.
The utility model discloses a theory of operation: firstly, tea feed liquid to be concentrated is pumped into the feed liquid tank 1, in order to prevent fragrance volatilization, the temperature of the tea feed liquid is controlled within 40 ℃, generally within 10-30 ℃, then the vacuum pump 30 is started through the controller 32, the concentration tank 1 is in a negative pressure state, the tea feed liquid is sucked into the concentration tank 15 from the feed liquid tank 1 through the feed delivery pipe 19, the tea feed liquid is subjected to boiling evaporation under the negative pressure, then the plate heat exchanger 20, the water pump 28 and the liquid feed pump 25 are started, evaporated steam enters the bubble removing device 13 through the vacuum steam connecting pipe 14, liquid bubbles with tea nutrient substances flow back into the concentration tank 15 through the bubble returning pipe 18, the steam enters the condenser 10 through the condensation connecting pipe 11, condensation water is condensed into the liquid collecting device 27 under the action of cold water entering from the cold water inlet pipe 7, and the liquid collecting device 27 is stopped after being full, and is discharged through the condensed water outlet 26. Since the evaporation area of the concentration tank 15 is limited, it is only 2m2 ，In order to increase the evaporation efficiency, a plate heat exchanger 20 is provided, which heats the sandwichThe hot water from the water chamber 36 exchanges heat with tea liquid which is not evaporated at the bottom of the evaporation chamber 38 of the concentration tank 15 through the plate heat exchanger 20, the hot water returns to the hot water tank through the hot water return pipe 9, and the tea liquid obtains heat from the hot water through the heat exchange of the plate heat exchanger 20 (the liquid temperature is controlled within 40 ℃), then enters the evaporation chamber 38 from the upper part of the concentration tank 15 through the evaporation liquid pipe 24, and is directly atomized under negative pressure. The heat exchange area of the plate heat exchanger 20 is 4-8 m2Typically 6m2Equivalent to 2m in the original2Is increased to 8m on the basis of the evaporation area2The evaporation efficiency is improved by 3 times correspondingly.
The problem that prior art exists has been solved to this embodiment, has solved the problem that prior art exists, because be equipped with plate heat exchanger 20 outside at concentrated jar 15, the hot water that flows out from concentrated jar hot water chamber 36 gets into plate heat exchanger 20, and the feed liquid with concentrated jar evaporating chamber 38 access plate heat exchanger 20 carries out the heat exchange and then returns the hot-water pond, has utilized and has returned hot water to heat the feed liquid, and the feed liquid after the heating gets into concentrated jar evaporating chamber 38 through evaporating feed liquid pipe 24 and carries out direct evaporation. Evaporation area of 2m of the concentration tank 152The heat exchange area of the plate heat exchanger 20 is 6m2Equivalent to increasing the evaporation area by 6m2Compared with the original evaporation area, the evaporation area is increased by 3 times, and the evaporation efficiency is improved by 3 times on the premise of not increasing the energy consumption. Because the tea collecting device 13 is arranged, tea can be recovered, and in addition, vacuum low-temperature evaporation concentration is adopted, so that the effective substances of tea can not be lost in the tea juice concentration process, and the tea powder prepared subsequently can be ensured to keep the original aroma and taste of tea.
The above description is only an illustrative embodiment of the present invention, and is not intended to limit the present invention in any form or in any material way, and it should be noted that, for those skilled in the art, a plurality of improvements and additions may be made without departing from the method of the present invention. Those skilled in the art can make various changes, modifications and evolutions equivalent to those made by the above-disclosed technical content without departing from the spirit and scope of the present invention, and all such changes, modifications and evolutions are equivalent embodiments of the present invention; meanwhile, any changes, modifications and evolutions of equivalent changes to the above embodiments according to the essential technology of the present invention all still belong to the protection scope of the present invention.
Claims (11)
1. The utility model provides a vacuum concentration device, is equipped with the evaporating chamber including concentrated jar in the concentrated jar, overlaps in evaporating chamber lower part outside and is equipped with hot water chamber, is equipped with vacuum steam connecting pipe at the top of concentrated jar, and the hot water that is equipped with the intercommunication hot water chamber in the bottom of concentrated jar advances the discharging pipe of pipe and intercommunication evaporating chamber, is equipped with conveying pipeline, its characterized in that on the upper portion of concentrated jar: the concentrated jar outside is equipped with plate heat exchanger, upper portion at concentrated jar hot-water chamber is equipped with the hot water exit tube, the hot water exit tube is connected with plate heat exchanger's first flow path access connection, plate heat exchanger's first flow path outlet connection hot water return pipe, the intercommunication has the feed liquid drainage tube on the discharging pipe, the feed liquid drainage tube links to each other with the input port of feed liquid pump, the delivery outlet of feed liquid pump passes through feed liquid inlet tube and plate heat exchanger's second flow path access connection, plate heat exchanger's second flow path outlet connection evaporates the feed liquid pipe, evaporate in the feed liquid pipe leads to the upper portion of concentrated jar evaporation chamber.
2. A vacuum concentrator as defined in claim 1, wherein: the evaporation area of the evaporation chamber is 1.5-3 m2。
3. A vacuum concentrator as defined in claim 2, wherein: the evaporation area of the evaporation chamber is 2m2。
4. A vacuum concentrator as defined in claim 1, wherein: the heat exchange area of the plate heat exchanger is 4-8 m2。
5. A vacuum concentrator as claimed in claim 4, wherein: the heat exchange area of the plate heat exchanger is 5-6 m2。
6. Energy-conserving high-efficient tea juice concentrated system, including material fluid reservoir, concentrated jar, the condenser, the vacuum pump is connected with the conveying pipeline between the bottom of material fluid reservoir and the top of concentrated jar, through the vacuum connecting pipe intercommunication between the evaporation steam pipe of vacuum pump and condenser, the cooling intermediate layer sub-unit connection of condenser has cold water to advance the pipe, and cooling intermediate layer upper portion links to each other with the water inlet of water pump through the cold water exit tube, and cold water return pipe is connected to the delivery port of water pump, concentrated jar is equipped with the evaporating chamber, and the cover is equipped with the hot-water chamber outside the evaporating chamber lower part, is equipped with the vacuum steam connecting pipe at the top of concentrated jar, links to each other with the condenser top through the condensation connecting pipe, and the hot water that is equipped with intercommunication hot: the concentrated jar outside is equipped with plate heat exchanger, the upper portion in the hot water chamber of concentrated jar is equipped with the hot water exit tube, hot water exit tube and plate heat exchanger's first flow path access connection, plate heat exchanger's first flow path outlet connection hot water return pipe, the intercommunication has the feed liquid drainage tube on the discharging pipe, the feed liquid drainage tube links to each other with the input port of liquid material pump, the delivery outlet of liquid material pump passes through feed liquid inlet tube and plate heat exchanger's second flow path access connection, plate heat exchanger's second flow path outlet connection evaporates the feed liquid pipe, evaporate in the feed liquid pipe passes into the upper portion of concentrated jar evaporating chamber.
7. The energy-saving and high-efficiency tea juice concentrating system according to claim 6, wherein: and a bubble collector is arranged between the vacuum steam connecting pipe and the condensation connecting pipe and is communicated with the evaporation chamber of the concentration tank through a bubble return pipe.
8. The energy-saving and high-efficiency tea juice concentrating system according to claim 6, wherein: the evaporation area of the evaporation chamber is 1.5-3 m2。
9. The energy-saving and high-efficiency tea juice concentrating system according to claim 8, wherein: the evaporation area of the evaporation chamber is 2m2。
10. The energy-saving and high-efficiency tea juice concentrating system according to claim 6, wherein: the heat exchange area of the plate heat exchanger is 4-8 m2。
11. The energy-saving and high-efficiency tea juice concentrating system according to claim 10, wherein: the heat exchange area of the plate heat exchanger is 5-6 m2。
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| CN201922053075.7U CN211383819U (en) | 2019-11-25 | 2019-11-25 | Vacuum concentration device and energy-saving efficient tea juice concentration system |
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