CN203828052U - Cryoconcentration system for regenerated tobacco leaf extract - Google Patents

Cryoconcentration system for regenerated tobacco leaf extract Download PDF

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Publication number
CN203828052U
CN203828052U CN201420211920.3U CN201420211920U CN203828052U CN 203828052 U CN203828052 U CN 203828052U CN 201420211920 U CN201420211920 U CN 201420211920U CN 203828052 U CN203828052 U CN 203828052U
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China
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reverse osmosis
level
disc tube
tube reverse
storage tank
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Expired - Lifetime
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CN201420211920.3U
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Chinese (zh)
Inventor
苏瑶
夏虹
梁峰岭
王静怡
秦超
陶杰
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CHINA TOBACCO ANHUI RECONSTITUTED TOBACCO TECHNOLOGY Co Ltd
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CHINA TOBACCO ANHUI RECONSTITUTED TOBACCO TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a papermaking method, namely a cryoconcentration system for regenerated tobacco leaf extract. The system comprise a preprocessing device, a refined liquid storage tank, a first grade disk-tubular reverse osmosis system, a second grade disk-tubular reverse osmosis system and a concentrated liquid storage tank, wherein the preprocessing device, the refined liquid storage tank, the first grade disk-tubular reverse osmosis system, the second grade disk-tubular reverse osmosis system and the concentrated liquid storage tank are orderly connected with each other; the system further comprises a cleaning device; the cleaning device is connected with the first grade disk-tubular reverse osmosis system; concentration is conducted via disk-tubular reverse osmosis films; concentration of the extract can be increased from 2.5 to 8% to 30 to 45% at temperature of 5 to 40 DEG C; concentration times are far higher than concentration by common reverse osmosis films; losses of thermosensitive substance in the extract can be reduced and fragrance in the tobacco extract can be remained; and the cryconcentration system for the regenerated tobacco leaf extract is advantaged by small land occupation, low operation cost and high automation degree.

Description

Reconstituted tobacco extract low temperature concentration systems
Technical field
The utility model belongs to reconstituted tobacco technical field, specifically a kind of papermaking-method reconstituted tobaccos extract low temperature concentration systems.
Technical background
Reconstituted tobacco, has another name called reconstituted tobacoo, originates from the 1950's, its development experience roll-in, thick slurry, 3 processes of papermaking.Papermaking-method reconstituted tobaccos is to utilize the raw materials such as discarded offal, tobacco leaf fragment or offal, through extracting, concentrated, perfuming, separation, pull an oar, manufacture paper with pulp, the tobacco leaf substrate of function admirable that the technical process such as oven dry is made, be commonly used for cigarette filler, be back to production of cigarettes.Development along with papermaking-method reconstituted tobaccos, Cigarette Industrial Enterprise and scientific research institutions deepen continuously for the understanding of papermaking-method reconstituted tobaccos, attention degree is also continuing to increase, and actively develops papermaking-method reconstituted tobaccos application technical research, and papermaking-method reconstituted tobaccos application technology level is significantly improved.
At present in tobacco sheets by paper making method production technology, the method for concentration of extract is mainly reduction vaporization method, reduction vaporization method is owing to there being the problem that energy consumption is large, operating cost is higher, the energy-saving and emission-reduction policy of the increasingly stringent proposing with country does not conform to yet, in addition, and due to temperature in evaporation process higher (65 ℃), active ingredient in feed liquid (as fragrance matter) also may go bad or be evaporated, thereby affects the quality of final tobacco.Membrane separation technique is as an emerging isolation technics, the concentrated loss that can greatly reduce extract flavor substances for reconstituted tobacco extract, have advantages of that operating cost is low, energy consumption is little, can keep the flavor components in concentrate, in the production technology of papermaking-method reconstituted tobaccos, be widely applied.Patent CN102823935A discloses a kind of concentration method of tobacco extract, adopt wide runner rolling reverse osmosis composite membrane assembly, it is 16%~18% final concentrate that tobacco extract is concentrated into mass percent concentration from initial mass percent concentration 0.5%~2%, but the final concentrate of the method can not reach the concentration (in industry, General Requirements mass percent concentration is more than 30%) of technological requirement, need to be further further concentrated by the mode of reduction vaporization, not only can increase the loss of flavor substance, and film condensing device and reduction vaporization equipment all need to drop into, equipment investment is larger.
Utility model content
The technical problems to be solved in the utility model is the shortcomings such as the extract evaporation and concentration energy consumption existing in producing for existing papermaking-method reconstituted tobaccos is large, operating cost is high, and the reconstituted tobacco extract low temperature that a kind of energy consumption is low, operating cost is low concentration systems is provided.
For solving the problems of the technologies described above, the utility model provides a kind of reconstituted tobacco extract low temperature concentration systems, comprise connected successively pretreatment unit, refined liquid storage tank, one-level disc tube reverse osmosis (dt-ro) system, secondary disc tube reverse osmosis (dt-ro) system and concentrate storage tank, also comprise cleaning device, described cleaning device is connected with one-level disc tube reverse osmosis (dt-ro) system.
Described pretreatment unit is one or more the combination in sand filtration, rectangular mesh screen, centrifuge or milipore filter.
Described one-level disc tube reverse osmosis (dt-ro) system comprises connected successively filter, one-level high-pressure pump, one-level disc tube reverse osmosis (dt-ro) device, one-level densimeter and first grade discharging valve, on one-level high-pressure pump and one-level densimeter, is also parallel with one-level return valve.
Described secondary disc tube reverse osmosis (dt-ro) system comprises successively connected secondary high-pressure pump, secondary disc tube reverse osmosis (dt-ro) device, two-stage concentration meter and secondary drain valve, on secondary high-pressure pump and two-stage concentration meter, is also parallel with secondary return valve.
Described cleaning device comprises cleaning fluid storage tank and cleaning fluid inlet valve.
Reconstituted tobacco extract low temperature concentration systems of the present utility model, can under room temperature (5~40 ℃), to reconstituted tobacco extract, concentrate, concentration process is without phase transformation, can greatly reduce the loss of heat-sensitive substance in extract, retain the flavor component in tobacco extraction liquid, cycles of concentration is concentrated far above ordinary RO membrane, and energy consumption is far below traditional evaporation and concentration, this system also utilizes cleaning device to clean one-level disc tube reverse osmosis (dt-ro) system and secondary disc tube reverse osmosis (dt-ro) system, improve the utilization rate of membrane module in one-level disc tube reverse osmosis (dt-ro) system and secondary disc tube reverse osmosis (dt-ro) system, and increase one-level concentrate return valve and two one-level concentrate return valves, thereby it is concentrated to carry out repeatedly film, make concentrate reach industry requirement, this system also has advantages of that floor space is little, operating cost is low and automaticity is high.
figure of description
Fig. 1 is the formation schematic diagram of the utility model reconstituted tobacco extract low temperature concentration systems.
The specific embodiment
By the specific embodiment, utility model is described further below.The specific embodiment described herein is only to explain utility model, and is not used in and limits protection domain of the present utility model.
Embodiment 1:
Reconstituted tobacco extract low temperature concentration systems, as shown in Figure 1, comprise connected successively pretreatment unit 1, refined liquid storage tank 2, valve 3, booster pump 4, one-level disc tube reverse osmosis (dt-ro) system, secondary disc tube reverse osmosis (dt-ro) system and concentrate storage tank 16, also comprise cleaning fluid storage tank 17 and cleaning fluid inlet valve 18, cleaning fluid storage tank 17 is connected with one-level disc tube reverse osmosis (dt-ro) system through cleaning fluid inlet valve 18.
Described pretreatment unit 1 is sand filtration.
Described one-level disc tube reverse osmosis (dt-ro) system comprises connected successively filter 5, one-level high-pressure pump 6, one-level disc tube reverse osmosis (dt-ro) device 7, one-level densimeter 8 and first grade discharging valve 10, on one-level high-pressure pump 6 and one-level densimeter 8, is also parallel with one-level return valve 9.
If the concentrate after one-level disc tube reverse osmosis (dt-ro) device 7 is concentrated reaches expection concentration requirement, first grade discharging valve 10 is opened, and concentrate enters secondary disc tube reverse osmosis (dt-ro) system and concentrates; If the concentrate after one-level disc tube reverse osmosis (dt-ro) device 7 is concentrated does not reach expection concentration requirement, one-level return valve 9 is opened, and concentrate is pumped in one-level disc tube reverse osmosis (dt-ro) device 7 and concentrated by one-level high-pressure pump 6, until concentration reaches expection requirement.
Described secondary disc tube reverse osmosis (dt-ro) system comprises successively connected secondary high-pressure pump 11, secondary disc tube reverse osmosis (dt-ro) device 12, two-stage concentration meter 13 and secondary drain valve 15, on secondary high-pressure pump 11 and two-stage concentration meter 13, is also parallel with secondary return valve 14.
If the concentrate after secondary disc tube reverse osmosis (dt-ro) device 12 is concentrated reaches expection concentration requirement, secondary drain valve 15 is opened, and concentrate enters concentrate storage tank 16 and stores; If the concentrate after secondary disc tube reverse osmosis (dt-ro) device 12 is concentrated does not reach expection concentration requirement, secondary return valve 14 is opened, and concentrate pumps into secondary disc tube reverse osmosis (dt-ro) device 12 by secondary high-pressure pump 11 and concentrates, until concentration reaches expection requirement.
Embodiment 2 is only that with the difference of embodiment 1 pretreatment unit 1 is the combination of rectangular mesh screen and milipore filter.
Embodiment 3 is only that with the difference of embodiment 1 pretreatment unit 1 is centrifuge.
The above is only the specific embodiment of the present utility model; should be understood that; for the person of ordinary skill of the art; do not departing under the prerequisite of the utility model principle; can also carry out some distortion or be equal to replacement the technical solution of the utility model, these also should be considered as belonging to protection domain of the present utility model.

Claims (5)

1. reconstituted tobacco extract low temperature concentration systems, comprise connected successively pretreatment unit, refined liquid storage tank, one-level disc tube reverse osmosis (dt-ro) system, secondary disc tube reverse osmosis (dt-ro) system and concentrate storage tank, it is characterized in that: also comprise cleaning device, described cleaning device is connected with one-level disc tube reverse osmosis (dt-ro) system.
2. reconstituted tobacco extract low temperature concentration systems as claimed in claim 1, is characterized in that: described pretreatment unit is one or more the combination in sand filtration, rectangular mesh screen, centrifuge or milipore filter.
3. reconstituted tobacco extract low temperature concentration systems as claimed in claim 1, it is characterized in that: described one-level disc tube reverse osmosis (dt-ro) system comprises connected successively filter, one-level high-pressure pump, one-level disc tube reverse osmosis (dt-ro) device, one-level densimeter and first grade discharging valve, on one-level high-pressure pump and one-level densimeter, is also parallel with one-level return valve.
4. the reconstituted tobacco extract low temperature concentration systems as described in claim 1 or 3, it is characterized in that: described secondary disc tube reverse osmosis (dt-ro) system comprises successively connected secondary high-pressure pump, secondary disc tube reverse osmosis (dt-ro) device, two-stage concentration meter and secondary drain valve, on secondary high-pressure pump and two-stage concentration meter, is also parallel with secondary return valve.
5. reconstituted tobacco extract low temperature concentration systems as claimed in claim 1, is characterized in that: described cleaning device comprises cleaning fluid storage tank and cleaning fluid inlet valve.
CN201420211920.3U 2014-04-25 2014-04-25 Cryoconcentration system for regenerated tobacco leaf extract Expired - Lifetime CN203828052U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103919272A (en) * 2014-04-25 2014-07-16 安徽中烟再造烟叶科技有限责任公司 Cryo-concentration system and method for reconstituted tobacco extraction liquid
CN106213569A (en) * 2016-08-02 2016-12-14 上海烟草集团有限责任公司 A kind of method for concentration of papermaking-method reconstituted tobaccos extracting solution
CN108002486A (en) * 2016-12-15 2018-05-08 佛山市顺德区美的饮水机制造有限公司 Water-saving counter-infiltration system and water-saving anti-penetration water purifier
CN110314548A (en) * 2019-07-17 2019-10-11 安徽科博瑞环境科技有限公司 Reconstituted tobacco extracts liquid film separation purification concentration systems and its treatment process
CN117582819A (en) * 2024-01-18 2024-02-23 伊春兆天生物科技有限公司 Liquid cooling extraction permeation separation equipment and separation method for birch extract juice

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103919272A (en) * 2014-04-25 2014-07-16 安徽中烟再造烟叶科技有限责任公司 Cryo-concentration system and method for reconstituted tobacco extraction liquid
CN106213569A (en) * 2016-08-02 2016-12-14 上海烟草集团有限责任公司 A kind of method for concentration of papermaking-method reconstituted tobaccos extracting solution
CN108002486A (en) * 2016-12-15 2018-05-08 佛山市顺德区美的饮水机制造有限公司 Water-saving counter-infiltration system and water-saving anti-penetration water purifier
CN108002486B (en) * 2016-12-15 2023-10-31 佛山市顺德区美的饮水机制造有限公司 Water-saving reverse osmosis system and water-saving reverse osmosis water purifier
CN110314548A (en) * 2019-07-17 2019-10-11 安徽科博瑞环境科技有限公司 Reconstituted tobacco extracts liquid film separation purification concentration systems and its treatment process
CN117582819A (en) * 2024-01-18 2024-02-23 伊春兆天生物科技有限公司 Liquid cooling extraction permeation separation equipment and separation method for birch extract juice
CN117582819B (en) * 2024-01-18 2024-04-05 伊春兆天生物科技有限公司 Liquid cooling extraction permeation separation equipment and separation method for birch extract juice

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Granted publication date: 20140917