CN209122943U - A kind of efficient, full nutrition protection continuous sterilization system - Google Patents
A kind of efficient, full nutrition protection continuous sterilization system Download PDFInfo
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- CN209122943U CN209122943U CN201821828857.2U CN201821828857U CN209122943U CN 209122943 U CN209122943 U CN 209122943U CN 201821828857 U CN201821828857 U CN 201821828857U CN 209122943 U CN209122943 U CN 209122943U
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Abstract
The utility model relates to continuous sterilisation equipment technical fields, it specifically discloses a kind of efficient, continuous sterilization system is protected in full nutrition, including material-compound tank, preheater, heater, maintainer, distribution station and hot-water cylinder, it is characterized by: the material-compound tank is connected by feed pump with preheater, preheater is connected by booster pump A with heater, heater is connected by booster pump B with maintainer, the preheated device in the outlet of maintainer is connected with distribution station, the entrance of the hot-water cylinder is connected with preheater and maintainer respectively, on the one hand the outlet of hot-water cylinder connects booster pump A, on the other hand forming circuit is connect with maintainer by hot water circulating pump；It is more energy saving compared to conventional sterilization system, and sterilize thoroughly, nutrition destroys few.
Description
Technical field
The utility model relates to continuous sterilisation equipment technical fields, and in particular to a kind of efficient, full nutrition protection is continuously gone out
Fungus strain system.
Background technique
In industries such as bio-pharmaceuticals, food chemistry, biochemical industries, in order to avoid microbial growth, it is often necessary to fluid
Raw material or manufactured goods carry out high-temperature sterilization.Especially needed to train microbial fermentation for a certain area to microorganism in fermentation enterprise
" grain ration " --- the culture medium depended on for existence carries out very sterilization and handles.
Mode current at present disappears nothing more than real and connects the two ways that disappears.
Disappearing in fact is added in fermentor by culture medium, for a long time " cooked " first with high-temperature steam, then utilizes coil pipe
Cooling water slowly drops to the process of room temperature.For this process similar to the process of family's " stew congee ", the time is extremely very long.This section very long
" cooked " process, plurality of inorganic salt, protein and other organic nutrient substances in culture medium, it may occur that unforeseen complexity
Chemical reaction.Nutritional ingredient needed for these chemical reactions have not only broken up strain, or even can generate and suppress growth of microorganism
Harmful toxic matter.This sterilization method, in the seventies and eighties in last century, the comparison that our countries use is more.With fermentation industry
Technology is constantly progressive, and disappears abandoned already by profession fermentation personage in fact.
It is during the culture medium of material-compound tank to be passed through to the pipeline that pump conveys fermentation tank of setting out, to be completed at the same time heating, height that company, which disappears,
The units operation such as temperature maintenance, cooling.When continuous sterilization, culture medium can be heated to holding temperature in a short time, and can quickly by
It is cooling.Therefore, it can sterilize in batches at higher temperatures, and soaking time is then very short, thus advantageously reduces nutrients
The destruction of matter improves fermentation index.
So a kind of efficient, full nutrition protection continuous sterilization system is the core of biofermentation industry, it is directly related to hair
The success or failure of ferment engineering.
Utility model content
The purpose of the utility model is to provide a kind of efficient, full nutrition to protect continuous sterilization system, compares conventional sterilization system
It unites more energy saving, and sterilizes thoroughly, nutrition destroys few.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of efficient, full nutrition protection is continuously gone out
Fungus strain system, including material-compound tank, preheater, heater, maintainer, distribution station and hot-water cylinder, it is characterised in that: the material-compound tank
It is connected by feed pump with preheater, preheater is connected by booster pump A with heater, and heater is by booster pump B and maintains
Device be connected, the preheated device in the outlet of maintainer is connected with distribution station, the entrance of the hot-water cylinder respectively with preheater and maintainer
It is connected, on the one hand the outlet of hot-water cylinder connects booster pump A, on the other hand connect to be formed back with maintainer by hot water circulating pump
Road.
Preferably, the preheater is tube shell type structure, pipe is by the tubule group of 10-1000 gangs of φ 10- φ 16
At pipe draw ratio is 1000:1-10000:1.
Preferably, the heater is high-pressure steam ejector or low-pressure steam injection device.
Preferably, the booster pump A and booster pump B is centrifugal pump or pipeline pump.
Preferably, the maintainer is tube shell type structure, and pipe is made of the tubule of 10-1000 gangs of φ 10- φ 16, is managed
Draw ratio is 1000:1-10000:1.
Further, the continuous sterilization system further includes water pot, CIP acid tank and CIP alkali tank, water pot, CIP acid tank and
The bottom of CIP alkali tank is connected by pipeline with feed pump, and the top of water pot, CIP acid tank and CIP alkali tank passes through pipeline and distribution station
It is connected.
The utility model is compared with prior art:
Energy conservation: using hot water as system sterile medium, it can be recycled and be recycled；Preheater also doubles as condenser, heat exchange
Coefficient is high, 95% or more recuperation of heat；
Thoroughly, nutrition destroys few: ensure that the sterilization of raw material or manufactured goods, very to stablize fermenting and producing for sterilizing
It escorts, reduces the direct losses of enterprise；Nutrition destroys less, and single batch fermentation index can be improved, such as: conversion in full nutrition protection
Rate improves, and acid production rate improves etc., virtually, greatly improves the economic benefit of enterprise；
Equipment safety is reliable, equipment will not be caused to occur in short cycle tired because of high temperature and pressure bring stress rupture
The problem of labor, crackle, leakage or even scrapping, causing sterilizing failure, preventing to sterilize because of material is not thorough bring pollution；It is excellent
Device structure, guarantee equipment safety operation while, ensured with being free from risk Fermentation Engineering stablize carry out, directly raising enterprise
Economic benefit.
Detailed description of the invention
Fig. 1 is the process flow chart of existing common continuous sterilizing system.
Fig. 2 is that the utility model mainly forms component flow chart.
Fig. 3 is the process flow chart of the utility model.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with attached drawing and embodiment, the utility model is further described.
As shown in Figure 1, existing common continuous sterilizing system, typical process flow and composition are as follows:
Its sterilizing methods is first to enter continuous sterilizing system with steam to carry out empty elimination bacterium, dredges out condensed water.With certain temperature
After degree continues for some time, the material in material-compound tank is pumped into heater using feed pump, material is made to be heated to certain temperature,
And maintaining to maintain certain time in tank, it is cooled back to certain temperature, into distribution station, completion connects the process that disappears.
Common continuous sterilizing system shortcoming is described below in terms of technique and equipment two respectively:
One, the deficiency of process aspect
It is passed through high temperature and high pressure steam and carries out system sky and eliminate bacterium, be easy to burn equipment, remaining material in pipeline, leave and go out
Bacterium dead angle；Steam specific heat is small, and dead angle position is difficult to ensure that disinfection is thorough without permeability；Steam, which directly condenses, drains, and heat consumption is big, no
Energy conservation.
Heating temperature is low, holds time too long, and nutrition destruction is more, is unfavorable in fermenting and producing horizontal.Existing typical work
Skill parameter is as follows:
Most traditional technique --- heating temperature: it 121 DEG C, holds time: 1800 seconds；
Improved technique --- heating temperature: it 135 DEG C, holds time: 300 seconds.
Batch company is changed to disappear material, it cannot effective cleaning system.
Two, equipment aspect is insufficient
Pre-heating device and cooling equipment, generally use plate heat exchanger or spiral-plate heat exchanger.Plate heat exchanger it is close
Strip of paper used for sealing heat-resisting ability is poor, easy to aging, is easy leakage；Spiral-plate heat exchanger, volume is big, and pressure at both sides is uneven, is also easy to produce and answers
Power is destroyed, and general half a year just will appear leakage by 1 year, causes fermentation to be polluted, and can not repair, and equipment scrapping rate is high, using at
This height.
There are many maintainer device structures, it is existing in typically have the following two kinds:
(1) ratio of height to diameter (10:1) is cylindrical maintains tank.Maintain tank volume big, material back-mixing is severe, it cannot be guaranteed that advanced elder generation
Out, it holds time different in size, very long so as to cause partial material high-temperature time, nutritional ingredient is destroyed big；And dead angle is more, displacement
Time is long, is easy coking carbonization；
(2) pipeline maintains.First is that heat is easy to scatter and disappear, equilibrium temperature cannot be maintained；Second is that big with installation space；Third is that by
In boundary effect, it also will appear problem different in size of holding time.
As Figure 2-3, the utility model is mainly by material-compound tank (1), feed pump (2), preheater (3), booster pump A(4),
Heater (5), booster pump B(6), maintainer (7), distribution station (8), hot water circulating pump (9), high-temperature-hot-water tank (10), water pot
(11), CIP acid tank (12), CIP alkali tank (13) etc. form, then are aided with industrial automatic control technology and carry out one-touch start and stop.
The first step, starting hot water sky disappear program.According to setting program, the good related valve combination of system switching, and then start
Booster pump A(4), the hot water of high-temperature-hot-water tank (10) is extracted out, temperature-compensating is continuously carried out into heater (5), obtains
To 145 DEG C of high-temperature-hot-waters of setting；145 DEG C of high-temperature-hot-water, into maintainer (7), is being tieed up after booster pump B(6) pressurization
Heat preservation 20 seconds in holder (7), into the tube side channel of preheater (3), high-temperature-hot-water is divided into 10 ~ 1000 strands of threads, at the uniform velocity
By preheater (3), high-temperature-hot-water tank (10) are eventually passed back to.Continue closed cycle in 20 minutes, pass through every of high-temperature-hot-water
Equipment, instrument, valve, all bacteriums in pipeline are all destroyed, while having carried out a Washing to system, ensure that
The cleaning and gnotobasis of disinfection system itself.Bacterium is eliminated compared to existing steam sky, high-temperature-hot-water sky, which disappears to burn, is
It unites remaining material, avoids the generation and accumulation at disinfection dead angle.Bacterium is eliminated in contrast to steam sky, steam sky is eliminated used in bacterium
Steam thermal energy, with steam and condensate removal system outside, only once utilize；And high-temperature-hot-water sky eliminates the hot water of bacterium, most
The storage of high-temperature-hot-water tank is emptied back into eventually, and the system sky for next batch disappears, so energy-efficient.
Second step, according to the different technological parameter that even disappears, one of optional three kinds of process conditions are embodied:
Sterilising temp is 140 DEG C, is held time 40 seconds；After the completion of hot water used in system sky disappears, receiving instruction can enter one-touch
Switching starts material continuous sterilization program.Start feed pump (2), close the valve that high-temperature-hot-water enters system, opens material-compound tank
(1) bottom valve, ready fluid foods subject to sterilization are extracted in material-compound tank (1), into the shell side channel of preheater (3), with
High-temperature-hot-water in preheater (3) tube side channel exchanges heat, and pressurizes using booster pump A(4), continuous into heater (5)
Temperature-compensating is constantly carried out, after 140 DEG C of sterilising temp for reaching setting, is pressurizeed by booster pump B(6), into maintainer (7)
Tube side channel, maintainer (7) shell side channel cycle flowing 140 DEG C of high-temperature-hot-water, constantly in maintainer (7)
The sterilizing material of flowing carries out temperature compensation type heat preservation, after heat preservation 40 seconds, into the tube side channel of preheater (3), high-temperature sterilization
Material is divided into 10 ~ 1000 strands of threads, while at the uniform velocity passing through preheater (3) tube side channel, waits for the shell side of preheater (3)
The material that sterilizes carries out heat exchange, it is cooled after disappear after sterile material can be entered by the good distribution station of sterilization (8)
Preprepared sterile fermentor or packing shop.
Sterilising temp is 142 DEG C, is held time 30 seconds；After the completion of hot water used in system sky disappears, receiving instruction can enter one-touch
Switching starts material continuous sterilization program.Start feed pump (2), close the valve that high-temperature-hot-water enters system, opens material-compound tank
(1) bottom valve, ready fluid foods subject to sterilization are extracted in material-compound tank (1), into the shell side channel of preheater (3), with
High-temperature-hot-water in preheater (3) tube side channel exchanges heat, and pressurizes using booster pump A(4), continuous into heater (5)
Temperature-compensating is constantly carried out, after 142 DEG C of sterilising temp for reaching setting, is pressurizeed by booster pump B(6), into maintainer (7)
Tube side channel, maintainer (7) shell side channel cycle flowing 142 DEG C of high-temperature-hot-water, constantly in maintainer (7)
The sterilizing material of flowing carries out temperature compensation type heat preservation, after heat preservation 30 seconds, into the tube side channel of preheater (3), high-temperature sterilization
Material is divided into 10 ~ 1000 strands of threads, while at the uniform velocity passing through preheater (3) tube side channel, waits for the shell side of preheater (3)
The material that sterilizes carries out heat exchange, it is cooled after disappear after sterile material can be entered by the good distribution station of sterilization (8)
Preprepared sterile fermentor or packing shop.
Sterilising temp is 145 DEG C, is held time 20 seconds；After the completion of hot water used in system sky disappears, receiving instruction can enter one-touch
Switching starts material continuous sterilization program.Start feed pump (2), close the valve that high-temperature-hot-water enters system, opens material-compound tank
(1) bottom valve, ready fluid foods subject to sterilization are extracted in material-compound tank (1), into the shell side channel of preheater (3), with
High-temperature-hot-water in preheater (3) tube side channel exchanges heat, and pressurizes using booster pump A(4), continuous into heater (5)
Temperature-compensating is constantly carried out, after 145 DEG C of sterilising temp for reaching setting, is pressurizeed by booster pump B(6), into maintainer (7)
Tube side channel, maintainer (7) shell side channel cycle flowing 145 DEG C of high-temperature-hot-water, constantly in maintainer (7)
The sterilizing material of flowing carries out temperature compensation type heat preservation, after heat preservation 20 seconds, into the tube side channel of preheater (3), high-temperature sterilization
Material is divided into 10 ~ 1000 strands of threads, while at the uniform velocity passing through preheater (3) tube side channel, waits for the shell side of preheater (3)
The material that sterilizes carries out heat exchange, it is cooled after disappear after sterile material can be entered by the good distribution station of sterilization (8)
Preprepared sterile fermentor or packing shop.
Third step after the material subject to sterilization of material-compound tank has been handled by continuous sterilizing system, opens the bottom valve of water pot (11), and closing is matched
The bottom valve of batch can (1), the process water in water pot (1) can walk above-mentioned sterilizing tunnel, by the object in continuous sterilizing system equipment and pipeline
All ejection distribution station, single batch materials connect the completion that disappears to material.
4th step by switch valve, can carry out the CIP cleaning journey of system by certain batch or after the time cycle
Sequence.
Firstly, closing the bottom valve of water pot (11) into CIP alkali cleaning, the bottom valve of CIP alkali tank (13), CIP alkali tank (13) are opened
Interior weak caustic solution, by the pressurization of feed pump (2), successively by the shell side channel of preheater (3), booster pump A(4), heating
Device (5), booster pump B(6), the tube side channel of maintainer (7), preheater (3) tube side channel, return to CIP alkali tank (13), formed
One closed cycle, after the CIP alkali cleaning of short period, switch valve carries out top using the process water in water pot (10) and washes,
Weak caustic solution in system is all pushed up into back CIP alkali tank (13).
Secondly, entering back into CIP pickling, by switch valve, the bottom valve of water pot (11) is closed, opens CIP acid tank (12)
Bottom valve, the weak acid solution in CIP acid tank (12), by the pressurization of feed pump (2), successively by the shell side channel of preheater (3),
Booster pump A(4), heater (5), booster pump B(6), the tube side channel of maintainer (7), preheater (3) tube side channel, return to
CIP acid tank (12) forms a closed cycle, after the CIP pickling of short period, switch valve, using in water pot (10)
Process water carry out top and wash, the weak acid solution in system is all pushed up into back CIP acid tank (12).
CIP cleaning is fully completed, and the equipment, inner wall of the pipe in system are restored to optimal working condition, for always
Sterilization effect such as one escorts.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements and improvements within novel spirit and principle, should all fall in the protection of the utility model
Within the scope of.
Claims (6)
1. continuous sterilization system, including material-compound tank, preheater, heater, maintainer, distribution station are protected in a kind of efficient, full nutrition
And hot-water cylinder, it is characterised in that: the material-compound tank is connected by feed pump with preheater, and preheater is by booster pump A and adds
Hot device is connected, and heater is connected by booster pump B with maintainer, and the preheated device in the outlet of maintainer is connected with distribution station, described
The entrance of hot-water cylinder is connected with preheater and maintainer respectively, and on the one hand connection booster pump A, another aspect are logical for the outlet of hot-water cylinder
Overheat water-circulating pump connect forming circuit with maintainer.
2. one kind according to claim 1 is efficient, continuous sterilization system is protected in full nutrition, it is characterised in that: described is pre-
Hot device is tube shell type structure, and pipe is made of the tubule of 10-1000 gangs of φ 10- φ 16, and pipe draw ratio is 1000:1-10000:1.
3. one kind according to claim 1 is efficient, continuous sterilization system is protected in full nutrition, it is characterised in that: it is described plus
Hot device is high-pressure steam ejector or low-pressure steam injection device.
4. one kind according to claim 1 is efficient, continuous sterilization system is protected in full nutrition, it is characterised in that: the increasing
Press pump A and booster pump B is centrifugal pump or pipeline pump.
5. one kind according to claim 1 is efficient, continuous sterilization system is protected in full nutrition, it is characterised in that: the dimension
Holder is tube shell type structure, and pipe is made of the tubule of 10-1000 gangs of φ 10- φ 16, and pipe draw ratio is 1000:1-10000:1.
6. one kind described in -5 any one is efficient according to claim 1, continuous sterilization system is protected in full nutrition, feature exists
In: the continuous sterilization system further includes water pot, CIP acid tank and CIP alkali tank, the bottom of water pot, CIP acid tank and CIP alkali tank
It is connected by pipeline with feed pump, the top of water pot, CIP acid tank and CIP alkali tank is connected by pipeline with distribution station.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828857.2U CN209122943U (en) | 2018-11-07 | 2018-11-07 | A kind of efficient, full nutrition protection continuous sterilization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828857.2U CN209122943U (en) | 2018-11-07 | 2018-11-07 | A kind of efficient, full nutrition protection continuous sterilization system |
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| CN209122943U true CN209122943U (en) | 2019-07-19 |
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| CN201821828857.2U Active CN209122943U (en) | 2018-11-07 | 2018-11-07 | A kind of efficient, full nutrition protection continuous sterilization system |
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