CN101416765B - Flow medium thermal sterilization device - Google Patents
Flow medium thermal sterilization device Download PDFInfo
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- CN101416765B CN101416765B CN2008102192373A CN200810219237A CN101416765B CN 101416765 B CN101416765 B CN 101416765B CN 2008102192373 A CN2008102192373 A CN 2008102192373A CN 200810219237 A CN200810219237 A CN 200810219237A CN 101416765 B CN101416765 B CN 101416765B
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Abstract
The invention relates to a thermally sterilizing device effectively sterilizing flow medium before canning at high temperature, comprising a vertical type seal box which is divided into a plurality of independent chambers by separator plates from the upside to the downside. Wherein, the nethermost chamber is a sterilizing chamber which is provided with a heat source and a flow medium heating pipe, and heat exchanging chambers are above the sterilizing chamber; a feeding end of the heating pipe is connected with a pre-heating pipe, a discharging end of the heating pipe is connected with a cooling pipe; the pre-heating pipe and the cooling pipe sequentially pass through each heat exchanging chamber from the downside to the upside, and end parts of the pre-heating pipe and the cooling pipe protrude out a side wall of the seal box to form a feeding port connected with a feeding pump and a discharging port respectively; a supercharger is arranged between the discharging end of the heating pope and the cooling pipe. The thermally sterilizing device of the invention has reasonable structure, high heat utilization, and especially short temperature raising time by heating and temperature lowering time by cooling, can best protect nutrient components of the flow medium, and is especially applied to continuously sterilizing drink before canning.
Description
Technical field
The present invention relates to a kind of sterilizing unit, relate in particular to a kind of sterilizing unit that flow media before canned is carried out sterilization, relate to a kind of heat kill bacterium device that utilizes superhigh temperature the flow media before canned to be carried out instantaneous sterilization more specifically.
Background technology
Flow media is the big problem of one in the production and selling as the fresh-keeping and storing of beverage, dairy products etc., and carrying out sterilized to flow media is the key that solves fresh-keeping and storing.General method commonly used is to adopt pasteurization, is about to flow media and deposits in the airtight container, by high-temperature steam the medium in the container is rapidly heated, and reaches the temperature of sterilization, is incubated the regular hour again, then cooling fast.Though the effect of the sterilization effect of pasteurization and maintenance medium nutrient is all relatively good, but the sterilization temperature of Pasteur's method is lower than 100 ℃, the product that obtains by pasteurization, still kept more heat-resisting bacterium or the bacterial spore of fraction, thereby the shelf-life is short, and only deposits under the environment of refrigeration.Seek out long shelf-life, the product that can deposit at normal temperatures has only the employing UHTS again, but ultrahigh-temperature sterilization very easily causes the loss of nutritional labeling, and this is because medium needs a considerable time from the high temperature cool to room temperature.Chinese patent CN97250540 discloses a kind of liquid instantaneous sterilizing machine, and this machine comprises cool-heat-exchanger, cooler and sterile body, and cool-heat-exchanger is connected with sterile body with cooler respectively, and the infrared emittance branch is placed between the back-shaped pipeline of sterile body.Because the composition of liquid beverage is water mostly, under the normal pressure, beverage just begins gasification about 100 ℃, and the sterilization temperature of thermoduric bacteria should be about 130 ℃, when above-mentioned sterilizer surpasses 100 ℃ when the sterile body temperature, liquid beverage is all vaporized, can't stop in the back-shaped pipe of sterile body, sterilization effect will be had a greatly reduced quality, in addition, above-mentioned sterilizer does not make full use of the heat energy of heater, does not meet environmental protection requirement.
Summary of the invention
The objective of the invention is to overcome the problem of above existence, a kind of rational in infrastructure, sterilization effect good, heat energy is fully used and the flow media nutrient loss is few heat kill bacterium device is provided.
For realizing above purpose, Yielding medium thermal sterilization device of the present invention comprises a vertical seal box, seal box is divided into some independent cavity separately by dividing plate from top to bottom, be positioned at seal box the chamber of below be sterilizing chamber, the chamber on the sterilizing chamber is a heat-exchanging chamber; The sterilizing chamber bottom is provided with pyrotoxin, is fixed with the flow media heat pipe on the pyrotoxin, and the feed end of heat pipe is connected with economizer bank, and the discharge end of heat pipe is connected with cooling tube; Economizer bank and cooling tube from down and on pass through each heat-exchanging chamber successively, the end nipple of economizer bank and cooling tube forms charging aperture and discharging opening for the seal box sidewall, charging aperture is connected with feeding engine; Between the discharge end of heat pipe and cooling tube, be provided with booster.
In order to make the flow media in heat pipe, the economizer bank fast, evenly obtain heat, the flow media in the cooling tube fast, evenly obtains cooling, the heat pipe of above-mentioned sterilizing chamber, the economizer bank of heat-exchanging chamber and the preferred 5-20mm of cooling tube diameter.
In order to increase the time that flow media stops in heat pipe, economizer bank and cooling tube, the heat pipe of above-mentioned sterilizing chamber, the economizer bank of heat-exchanging chamber and cooling tube are helix tube.
Because heat conducting direction is from bottom to up, in order more to make full use of the heat energy of sterilizing chamber, the economizer bank of above-mentioned heat-exchanging chamber is positioned at the top of heat-exchanging chamber, and cooling tube is positioned at the bottom of heat-exchanging chamber.
The pyrotoxin of above-mentioned sterilizing chamber is electrothermal tube, steam or fuel oil, and it is the heat carrier of medium that each chamber is provided with the conduction oil.
For guarantee flow media when the temperature of sterilizing chamber reaches the sterilization temperature of thermoduric bacteria, just flow media enters cooling tube, the discharge end of above-mentioned heat pipe is provided with a hygrosensor, hygrosensor is connected with feeding engine.
For after guaranteeing that flow media is full of in the heat pipe, just feeding engine can quit work, the discharge end of above-mentioned heat pipe also is provided with material detector, this material detector is connected with feeding engine.
For the heat that makes each chamber does not outwards transmit, the lateral wall of above-mentioned seal box is provided with heat-insulation layer, and the economizer bank of each heat-exchanging chamber and the exit of cooling tube are positioned at heat-insulation layer.
The spiral heat pipe of above-mentioned sterilizing chamber and spiral economizer bank, the cooling tube in the heat-exchanging chamber are vertical.
The spiral heat pipe of above-mentioned sterilizing chamber and spiral economizer bank, the cooling tube in the heat-exchanging chamber are horizontal.
For the ease of the cleaning of economizer bank, cooling tube and heat pipe, the feed end and the discharge end of above-mentioned sterilizing chamber heat pipe are provided with tapping valve.
Heat kill bacterium device of the present invention, between the discharge end of sterilizing chamber heat pipe and cooling tube, be provided with booster, improved the pressure in economizer bank and the heat pipe, when making the temperature of sterilizing chamber surpass 130 ℃, the flow media that is arranged in heat pipe still can not vaporized, and flow media can obtain effective sterilization under this temperature; Because the caliber of heat pipe, economizer bank and cooling tube is little, flow media contacts with heat carrier evenly in heat pipe, economizer bank and the cooling tube, flow media time of heating up and cooling of being heated in heat kill bacterium device is short especially, nutritional labeling that can the better preserved flow media; And all be provided with economizer bank and two independent parts of cooling tube in each heat-exchanging chamber, can make temperature flowing medium through sterilization, in each heat-exchanging chamber, obtain cooling step by step, and the heat that utilizes the heat carrier exchange to obtain, make the flow media without sterilization obtain preheating step by step in each heat-exchanging chamber, like this, the heat energy of sterilizing chamber is fully utilized, thereby save the heating power of pyrotoxin greatly, realize the purpose of energy-conserving and environment-protective.Heat kill bacterium device of the present invention, simple and reasonable for structure, heat energy utilization rate height, bactericidal effect is good, is particularly suitable for the canned preceding sterilization of liquid beverage, also adapts to the demand that serialization is produced.
Description of drawings
Fig. 1 is the structural representation of a kind of heat kill bacterium of the present invention device.
Fig. 2 is the Facad structure schematic diagram of the another kind of heat kill bacterium of the present invention device.
Fig. 3 is the structural representation of Fig. 2 heat kill bacterium device right flank.
The specific embodiment
Shown in Figure 1 is spirality heat pipe, economizer bank and cooling tube are vertical layout in sterilizing chamber and each heat-exchanging chamber heat kill bacterium device of the present invention, it comprises a vertical seal box 1, the seal box side wall perimeter is provided with heat-insulation layer 2, seal box is divided into four independent cavity separately by three dividing plates 11 from top to bottom, be positioned at seal box the chamber of below be sterilizing chamber 3, sterilizing chamber is extended with electric heating tube 31 near the sidewall of bottom to the centre, is fixed with spiral current moving medium heat pipe 32 on the electric heating tube; Chamber on the sterilizing chamber is a heat-exchanging chamber 4,5,6, each heat-exchanging chamber is fixed with spiral economizer bank 41,51,61 and spiral cooling tube 42,52,62, the spiral economizer bank is positioned on the spiral cooling tube, economizer bank is a transfer passage for the treatment of the sterilization feed liquid, cooling tube is the transfer passage of sterilization feed liquid, the economizer bank of each heat-exchanging chamber and the exit of cooling tube interconnect after passing the sidewall of each heat-exchanging chamber, and promptly economizer bank is connected with economizer bank, and cooling tube is connected with cooling tube; The economizer bank 41 of the heat-exchanging chamber 4 adjacent with sterilizing chamber is connected with the feed end 33 of sterilizing chamber heat pipe, cooling tube 42 is connected with the discharge end 34 of sterilizing chamber heat pipe, between the discharge end 34 of cooling tube 42 and sterilizing chamber heat pipe, be provided with booster 35, between booster 35 and discharge end 34, be provided with hygrosensor 38, feed liquid probe 39, for the ease of maintenance, booster places outside the heat-insulation layer; The economizer bank openend of heat-exchanging chamber 6 is that charging aperture 7, cooling tube openend are discharging opening 8, and charging aperture and discharging opening protrude in heat-insulation layer, and charging aperture is connected with feeding engine 9, and feeding engine is connected with feed liquid probe 39 with hygrosensor 38.Heat pipe, economizer bank and cooling tube adopt small-bore helix tube, and the caliber of helix tube is decided by the concentration of feed liquid, and general feed concentration is rarer, and caliber can be 5-10mm, and feed concentration is denseer, and caliber can be 10-20mm.
When reaching the temperature of sterilization in order to guarantee to be in feed temperature in the heat pipe, feed liquid just enters cooling tube, also in order to make after feed liquid is full of in the heat pipe, feeding engine just can quit work, feeding engine is controlled jointly by feed liquid probe and hygrosensor, if feed liquid does not detect the feed liquid process, no matter whether the temperature that hygrosensor detects reaches 135 ℃, feeding engine works on; If the feed liquid probe detection is to the feed liquid process, and feed temperature is when reaching 135 ℃, and feeding engine works on; Have only the feed liquid probe detection of working as to the feed liquid process, hygrosensor detects feed temperature and does not reach 135 ℃, and feeding engine just quits work.
For the ease of the cleaning of helix tube, the feed end of sterilizing chamber heat pipe and discharge end all are connected with tapping valve 36,37.
For the ease of changing and additional conduction oil, the bottom of each chamber is provided with outage, and outage is provided with sealing-plug; For the ease of detecting the liquid level of each chamber conduction oil, each chamber top also is provided with conduction oil level probe (not marking among the figure).
In order in time to grasp the temperature of sterilizing chamber conduction oil, to blast so that grease proofing temperature is too high, above-mentioned sterilizing chamber sidewall is fixed with oily temperature detector 30.
Heat kill bacterium device shown in Fig. 2,3, the heat kill bacterium device of structure and Fig. 1 is basic identical, and different is, and the helix tube in each chamber is horizontal, and the feed end of sterilizing chamber is positioned at the top of sterilizing chamber sidewall, and the discharge end of sterilizing chamber is positioned at the bottom of sterilizing chamber example wall.
The operation principle of heat kill bacterium device of the present invention: at first, at each chamber 3,4,5, inject the conduction oil of volume 80% in 6, connect electric heating tube 31, open feeding engine 9, regulate booster 35, make the heat pipe internal pressure reach 3.5 atmospheric pressure, treat the sterilization feed liquid from charging aperture 7 through heat-exchanging chamber 4,5,6 economizer bank 41,51,61 arrive the heat pipe 32 of sterilizing chamber 3, when feed liquid probe 39 has detected the feed liquid process, and the temperature of feed liquid is not when reaching 135 ℃, feeding engine quits work, feed liquid is heated under 3.5 atmospheric pressure and is rapidly heated, when hygrosensor detects heat pipe discharge end feed temperature and is 135 ℃, feeding engine is started working, and feed liquid is from the discharge end of the heat pipe cooling tube 42 through heat-exchanging chamber, 52,62 constantly arrive discharging opening 8 after the cooling, finish the heat kill bacterium; At this moment, conduction oil in each heat-exchanging chamber obtains heat from the feed liquid of sterilization, temperature raises from top to bottom successively, treat that by what feeding engine was imported the sterilization feed liquid is continually from the economizer bank 41 of charging aperture through each heat-exchanging chamber, 51,61 progressively preheated backs arrive the heat pipe 32 of sterilizing chamber, when the temperature that detects heat pipe discharge end feed liquid when hygrosensor is lower than 135 ℃, feeding engine quits work, feed liquid is heated under 3.5 atmospheric pressure and is rapidly heated, when hygrosensor detects heat pipe discharge end feed temperature and is 135 ℃, feeding engine is started working, feed liquid arrives discharging opening from the discharge end of heat pipe after the drain pipe of each heat-exchanging chamber is constantly lowered the temperature, like this, constantly repeat until the sterilization of finishing whole feed liquids.
In fact, temperature by control sterilizing chamber conduction oil, make in the heat pipe of feed liquid under 3.5 atmospheric pressure and be rapidly heated, when arriving the heat pipe discharge end, feed temperature has all reached 135 ℃, feeding engine just is in the work of not stopping work like this, and the whole heat-sterilization process of feed liquid successively carries out.Have only the electric heating tube of working as to break down, when arrival heat pipe discharge end feed temperature did not reach 135 ℃, feeding engine just quit work.
Above-mentioned sterilizing chamber also can adopt steam or fuel oil as pyrotoxin.
Because the pressure in the sterilizing chamber heat pipe is 3.5 atmospheric pressure, so feed liquid is not vaporized in the time of 135 ℃ yet, feed liquid can obtain sterilization efficiently under this temperature, and adopts small-bore helix tube, feed liquid is rapidly heated and cools off, better keep the nutritional labeling of feed liquid; In addition, feed liquid through the sterilizing chamber sterilization, from the heat pipe discharge end when the cooling tube of each heat-exchanging chamber, conduction oil with each heat-exchanging chamber of heat transferred, and the intensification amplitude of conduction oil is to reduce step by step from bottom to up, and without the feed liquid of sterilization when feeding engine enters the economizer bank of each heat-exchanging chamber, be subjected to the preheating of each heat-exchanging chamber conduction oil, and the intensification amplitude of preheating is to increase step by step from top to bottom, like this, the feed liquid that enters heat-exchanging chamber heats the temperature that just can reach sterilization through the short period, and the heat energy of sterilizing chamber is fully utilized, can save the fever time of electrothermal tube greatly, prolong the service life of heat-generating pipe.
Claims (10)
1. the heat kill bacterium device of a flow media, comprise a vertical seal box, it is characterized in that: described seal box is divided into some independent cavity separately by dividing plate from top to bottom, be positioned at seal box the chamber of below be sterilizing chamber, the chamber on the sterilizing chamber is a heat-exchanging chamber; The sterilizing chamber bottom is provided with pyrotoxin, is fixed with the flow media heat pipe on the pyrotoxin, and the feed end of heat pipe is connected with economizer bank, and the discharge end of heat pipe is connected with cooling tube; Economizer bank and cooling tube from down and on pass through each heat-exchanging chamber successively, the end nipple of economizer bank and cooling tube forms charging aperture and discharging opening for the seal box sidewall, charging aperture is connected with feeding engine; Between the discharge end of heat pipe and cooling tube, be provided with booster.
2. Yielding medium thermal sterilization device according to claim 1 is characterized in that: the heat pipe of described sterilizing chamber, the economizer bank of heat-exchanging chamber and cooling tube diameter are 5-20mm.
3. Yielding medium thermal sterilization device according to claim 2 is characterized in that: the heat pipe of described sterilizing chamber, the economizer bank of heat-exchanging chamber and cooling tube are helix tube.
4. Yielding medium thermal sterilization device according to claim 3 is characterized in that: the economizer bank of described heat-exchanging chamber is positioned at the top of heat-exchanging chamber, and cooling tube is positioned at the bottom of heat-exchanging chamber.
5. according to claim 3 or 4 described Yielding medium thermal sterilization devices, it is characterized in that: the pyrotoxin of described sterilizing chamber is electrothermal tube, steam or fuel oil, and it is the heat carrier of medium that described each chamber is provided with the conduction oil.
6. according to claim 3 or 4 described Yielding medium thermal sterilization devices, it is characterized in that: the discharge end of described heat pipe is provided with a hygrosensor, and hygrosensor is connected with described feeding engine.
7. Yielding medium thermal sterilization device according to claim 6 is characterized in that: the discharge end of described heat pipe also is provided with material detector, and this material detector is connected with described feeding engine.
8. Yielding medium thermal sterilization device according to claim 7 is characterized in that: the lateral wall of described seal box is provided with heat-insulation layer, and the exit of each heat-exchanging chamber economizer bank and cooling tube is positioned at heat-insulation layer.
9. according to claim 3 or 4 described Yielding medium thermal sterilization devices, it is characterized in that: the spiral heat pipe of described sterilizing chamber and spiral economizer bank, the cooling tube of heat-exchanging chamber are vertical setting.
10. according to claim 3 or 4 described Yielding medium thermal sterilization devices, it is characterized in that: the spiral heat pipe of described sterilizing chamber and spiral economizer bank, the cooling tube of heat-exchanging chamber are horizontal setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102192373A CN101416765B (en) | 2008-11-14 | 2008-11-14 | Flow medium thermal sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102192373A CN101416765B (en) | 2008-11-14 | 2008-11-14 | Flow medium thermal sterilization device |
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| Publication Number | Publication Date |
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| CN101416765A CN101416765A (en) | 2009-04-29 |
| CN101416765B true CN101416765B (en) | 2011-05-04 |
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| CN2008102192373A Expired - Fee Related CN101416765B (en) | 2008-11-14 | 2008-11-14 | Flow medium thermal sterilization device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103357045A (en) * | 2012-03-27 | 2013-10-23 | 李俊德 | High temperature sterilization structure of liquid |
| CN104366650B (en) * | 2014-11-18 | 2017-06-06 | 光明乳业股份有限公司 | beverage sterilizing device |
| CN107202732A (en) * | 2017-05-31 | 2017-09-26 | 齐鲁工业大学 | A kind of simulation UHT processing systems heated based on micro liquid sample and its application |
| CN108148726A (en) * | 2018-02-02 | 2018-06-12 | 山西福源昌老陈醋有限公司 | A kind of full-automatic refining system of mature vinegar and its technique for preparing mature vinegar |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1101500A (en) * | 1994-08-22 | 1995-04-19 | 花俊国 | Combined super high temperature sterilizing technology |
| SE511435C2 (en) * | 1998-01-20 | 1999-09-27 | Tetra Laval Holdings & Finance | Pasteurisation plant is used for liquid food products |
| US6189440B1 (en) * | 2000-03-21 | 2001-02-20 | Daniel Scott Amundson | Continuous flow pasteurizer |
| CN201299080Y (en) * | 2008-11-14 | 2009-09-02 | 王承辉 | Heat sterilization device for flow media |
-
2008
- 2008-11-14 CN CN2008102192373A patent/CN101416765B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1101500A (en) * | 1994-08-22 | 1995-04-19 | 花俊国 | Combined super high temperature sterilizing technology |
| SE511435C2 (en) * | 1998-01-20 | 1999-09-27 | Tetra Laval Holdings & Finance | Pasteurisation plant is used for liquid food products |
| US6189440B1 (en) * | 2000-03-21 | 2001-02-20 | Daniel Scott Amundson | Continuous flow pasteurizer |
| CN201299080Y (en) * | 2008-11-14 | 2009-09-02 | 王承辉 | Heat sterilization device for flow media |
Non-Patent Citations (3)
| Title |
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| JP昭63-181956A 1988.07.27 |
| 刘剀等.黄酒杀菌设备和操作的改进.《酿酒科技》.2003,(第06期), * |
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Granted publication date: 20110504 Termination date: 20211114 |