CN102961881A - Heater structure in vacuum concentrator set - Google Patents
Heater structure in vacuum concentrator set Download PDFInfo
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- CN102961881A CN102961881A CN2012104704103A CN201210470410A CN102961881A CN 102961881 A CN102961881 A CN 102961881A CN 2012104704103 A CN2012104704103 A CN 2012104704103A CN 201210470410 A CN201210470410 A CN 201210470410A CN 102961881 A CN102961881 A CN 102961881A
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- electric heating
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- heating tube
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Abstract
The invention provides a heater structure in a vacuum concentrator set. The heater structure comprises an inner barrel, a seal cover, a motor, at least one stainless steel electric heating pipe, a stirring paddle, a central shaft and at least two supporting feet, wherein a heat insulation layer is formed on the outer surface of the inner barrel; a view window is formed on the outer side wall of the inner barrel; a demister and an emptying valve are arranged on the seal cover; the stainless steel electric heating pipe and the stirring paddle are both arranged in the inner barrel; the central shaft is arranged on a vertical center line of the inner barrel; a communicating pipe is arranged on the bottom part of the inner barrel; a liquid inlet, a liquid outlet and a sewage outlet are formed in the communicating pipe; an injector head is fixed on the outlet end of the pipeline; and a hot liquid circulating pump is arranged on the pipeline. The heat structure in the vacuum concentration set has the advantages that the heat transfer efficiency is greatly improved, the uniformity in heat transfer is also improved, and the phenomena of scaling and coking due to the gathering of liquid are prevented.
Description
[technical field]
The present invention relates to a kind of plant equipment, relate in particular to the heater structure in a kind of Vacuum Concentration unit.
[background technology]
The Vacuum Concentration unit is in order to remove fast solvent in the feed liquid, to reduce material liquid volume, to improve feed concentration, it is to reach the pressure that reduces liquid level by vacuumizing, and then the boiling point of reduction solvent, and in the Vacuum Concentration unit, by heater feed liquid is heated, driving the evaporation of solvent, thereby reach the purpose of solvent in the quick removal feed liquid.
Heater in the concentrated unit of traditional vacuum adopts tubular heat exchanger more, the housing of tubular heat exchanger is cylindrical shape, many tube banks are equipped with in inside, tube side fluid is extract (being feed liquid), this extract flows in tube bank, shell-side fluid is conduction oil, flow outside tube bank (being that conduction oil is in enclosure interior and outside in tube bank); Cold and hot two kinds of fluids rely on respectively high temperature resistant circulating pump separately to finish in housing in opposite directions or co-flow, thereby carry out heat exchange.
Although above-mentioned tubular heat exchanger can be that feed liquid heats to extract, but there is following defective: the fluid-extract in the tube side with the raising of temperature and concentrated after the raising viscosity of self concentration strengthen, the mobile reduction very easily caused fouling; Shell-side fluid mostly is greatly conduction oil, and it then produces cracking reaction along with temperature improves oil body, and flowability progressively reduces, and also very easily causes fouling to damage heater; Conduction oil causes the temperature virtual height after producing cracking reaction, reaches the low problem of heat transfer efficiency.
[summary of the invention]
Technical problem to be solved by this invention is to provide the heater structure in a kind of Vacuum Concentration unit, not only greatly improves heat transfer efficiency, and can improve the heat transfer uniformity, can also prevent fouling, coking phenomenon that feed liquid occurs because of enrichment.
The present invention solves the problems of the technologies described above by the following technical programs: the heater structure in a kind of Vacuum Concentration unit, comprise an inner core, one in order to the capping, at the top that seals this inner core be fixed in motor, at least one stainless steel electric heating tube, in the capping be located at the paddle of this stainless steel electric heating tube top, a central shaft, and at least two in order to support the leg of this inner core; The outer surface of described inner core is provided with a heat-insulation layer, and the lateral wall of this inner core is provided with one in order to observe the form of situation in the inner core, described capping is provided with a demister and an atmospheric valve, described stainless steel electric heating tube and paddle all are located in the inner core, described central shaft is located on the vertical centre line position of inner core, and an end of this central shaft is connected with motor, described paddle is fixed on the other end of this central shaft, the bottom of described inner core is provided with a connecting pipe, this communicating pipe is provided with an inlet, one liquid outlet and a dirt-discherging outlet, described liquid outlet is connected with the entrance point of a pipeline, the port of export of described pipeline stretches in the inner core and is positioned at stainless steel electric heating tube below, the port of export of this pipeline is fixed an injector head, and this pipeline is provided with a hydrothermal solution circulating pump.
Further, described form comprises a fast valve that is communicated with inner core, one first visor, reaches a handling means of whether opening in order to control this fast valve, and described the first visor and handling means all are located on the fast valve.
Further, also be provided with one second visor on the lateral wall of described inner core, described the second visor is positioned at the electric heating tube top and is positioned at the form below.
Further, described injector head is for cleaning at a high speed injector head.
Further, described capping is connected in the top of inner core by flange.
The beneficial effect of the heater structure in a kind of Vacuum Concentration unit of the present invention is: adopt the stainless steel electric heating tube directly to heat feed liquid and can greatly improve heat transfer efficiency, and under common cooperation of paddle and hydrothermal solution circulating pump and injector head, make feed liquid rolling, circulation, strengthened the flowability of feed liquid, improving the heat transfer uniformity can heat uniformly to feed liquid, and can prevent the enrichment of feed liquid on the stainless steel electric heating tube, to avoid the appearance of fouling, coking phenomenon.
[description of drawings]
The invention will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the schematic diagram of the heater structure in a kind of Vacuum Concentration unit of the present invention.
[specific embodiment]
See also Fig. 1, heater structure 100 in a kind of Vacuum Concentration unit of the present invention comprises that an inner core 1, is fixed in motor 3 in the capping 2, paddle 5 that at least one stainless steel electric heating tube 4, is located at these stainless steel electric heating tube 4 tops, a central shaft 6, and at least two legs 7 in order to support this inner core 1 in order to the capping 2, at the top that seals this inner core 1; The outer surface of described inner core 1 is provided with a heat-insulation layer 11, and the lateral wall of this inner core 1 is provided with one in order to observe the form 12 of inner core 1 interior situation, and described capping 2 is provided with a demister 21 and an atmospheric valve 22; Stainless steel electric heating tube 4 all is located in the inner core 1 with paddle 5, described central shaft 6 is located on the vertical centre line position of inner core 1, and an end 61 of this central shaft 6 is connected with motor 3, described paddle 5 is fixed on the other end 62 of this central shaft 6, when motor 3 starts, drive central shaft 6 and rotate, thereby stirring arm 5 rotates along with the rotation of central shaft 6; The bottom of described inner core 1 is provided with a connecting pipe 13, be provided with an inlet 14, a liquid outlet 15 and a dirt-discherging outlet 16 this communicating pipe 13, described liquid outlet 15 is connected with the entrance point 81 of a pipeline 8, the port of export 82 of described pipeline 8 stretches in the inner core 1 and is positioned at stainless steel electric heating tube 4 belows, the port of export 82 of this pipeline 8 is fixed an injector head 9, and this pipeline 8 is provided with a hydrothermal solution circulating pump 83.
Wherein, form 12 comprises a fast valve 121 that is communicated with inner core 1, one first visor (not shown), reaches a handling means 122 of whether opening in order to control this fast valve 121, the first visor and handling means 122 all are located on the fast valve 121, during this heater structure operation, see through this first visor and can observe situation in the inner core 1, after operation stops, can fast valve 121 being opened by handling means 122, thereby inner core 1 inside is cleaned; Also be provided with one second visor 17 on the lateral wall of inner core 1, this second visor 17 is in order to observe the soil conditions on stainless steel electric heating tube 4 surfaces, and observe for convenient, the second visor 17 is located at is positioned at stainless steel electric heating tube 4 tops and is positioned on the position of form 12 belows; Injector head 9 adopts and cleans at a high speed injector head, can under the condition of low discharge, low-pressure, improve cleaning, fan jet is around stainless steel electric heating tube 4, can more effectively remove the feed liquid that remains on the stainless steel electric heating tube 4 thus, prevent the generation of coking, thereby can prolong the service life of stainless steel electric heating tube 4; Capping 2 is connected in the top of inner core 1 by flange (not shown).
When the present invention works: guaranteeing that dirt-discherging outlet 16 and atmospheric valve 22 are under the state of closing, by water pump (not shown) feed liquid 200 is pumped into inlet 14, and via entering communicating pipe 13 in the inner core 1,4 pairs of feed liquids 200 of stainless steel electric heating tube in the inner core 1 heat, and under the rotation of stirring arm 5, constantly feed liquid 200 is stirred, namely strengthened the flowability of feed liquid 200, in this simultaneously, 8 pairs of feed liquids of the pipeline that is connected with liquid outlet 15 200 are carried out forced circulation, particularly, feed liquid 200 flows to entrance point 81 from liquid outlet 15 and enters the pipeline 8 under the effect of hydrothermal solution circulating pump 83, then feed liquid 200 flows back in the inner core 1 from pipeline 8 ports of export 82, setting because of injector head 9 on the port of export 82, so that feed liquid 200 can be injected in uniformly stainless steel electric heating tube 4 around, thereby further strengthen the flowability of feed liquid 200, avoid feed liquid 200 that coking phenomenon occurs around electric heating tube, be delivered to next process finally by the feed liquid 200 after these heater structure 100 heating and carry out subsequent treatment.
In summary, the present invention adopts the stainless steel electric heating tube directly to heat feed liquid can greatly improve heat transfer efficiency, and under common cooperation of paddle and pipeline (being hydrothermal solution circulating pump and injector head), make feed liquid rolling, circulation, strengthened the flowability of feed liquid, improving the heat transfer uniformity can heat uniformly to feed liquid, thereby saves energy consumption; And can prevent the enrichment of feed liquid on the stainless steel electric heating tube, and to avoid the appearance of fouling, coking phenomenon, avoid frequent shutdown to clean, thus Effective Raise production capacity.
Claims (5)
1. the heater structure in the Vacuum Concentration unit is characterized in that: comprise an inner core, one in order to the capping, at the top that seals this inner core be fixed in motor, at least one stainless steel electric heating tube, in the capping be located at the paddle of this stainless steel electric heating tube top, a central shaft, and at least two in order to support the leg of this inner core; The outer surface of described inner core is provided with a heat-insulation layer, and the lateral wall of this inner core is provided with one in order to observe the form of situation in the inner core, described capping is provided with a demister and an atmospheric valve, described stainless steel electric heating tube and paddle all are located in the inner core, described central shaft is located on the vertical centre line position of inner core, and an end of this central shaft is connected with motor, described paddle is fixed on the other end of this central shaft, the bottom of described inner core is provided with a connecting pipe, this communicating pipe is provided with an inlet, one liquid outlet and a dirt-discherging outlet, described liquid outlet is connected with the entrance point of a pipeline, the port of export of described pipeline stretches in the inner core and is positioned at stainless steel electric heating tube below, the port of export of this pipeline is fixed an injector head, and this pipeline is provided with a hydrothermal solution circulating pump.
2. the heater structure in a kind of Vacuum Concentration unit according to claim 1, it is characterized in that: described form comprises a fast valve that is communicated with inner core, one first visor, reaches a handling means of whether opening in order to control this fast valve, and described the first visor and handling means all are located on the fast valve.
3. the heater structure in a kind of Vacuum Concentration unit according to claim 1 is characterized in that: also be provided with one second visor on the lateral wall of described inner core, described the second visor is positioned at stainless steel electric heating tube top and is positioned at the form below.
4. the heater structure in a kind of Vacuum Concentration unit according to claim 1, it is characterized in that: described capping is connected in the top of inner core by flange.
5. the heater structure in a kind of Vacuum Concentration unit according to claim 1 is characterized in that: described injector head is for cleaning at a high speed injector head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104704103A CN102961881A (en) | 2012-11-16 | 2012-11-16 | Heater structure in vacuum concentrator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104704103A CN102961881A (en) | 2012-11-16 | 2012-11-16 | Heater structure in vacuum concentrator set |
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| Publication Number | Publication Date |
|---|---|
| CN102961881A true CN102961881A (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104704103A Pending CN102961881A (en) | 2012-11-16 | 2012-11-16 | Heater structure in vacuum concentrator set |
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| Country | Link |
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| CN (1) | CN102961881A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435477A (en) * | 2015-12-07 | 2016-03-30 | 广东康绿宝科技实业有限公司 | Chinese traditional medicine extracting solution vacuum drying device for improving activity of medicines |
| CN106823417A (en) * | 2015-12-07 | 2017-06-13 | 广东康绿宝科技实业有限公司 | A kind of Chinese medicine extract vacuum drying method for improving pharmaceutical activity |
| CN107648875A (en) * | 2017-11-28 | 2018-02-02 | 耒阳市金鑫农业科技发展有限公司 | A kind of tea oil concentration extraction device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5929002A (en) * | 1982-08-10 | 1984-02-16 | Iwao Saito | Liquid film falling type evaporator |
| CN101654274A (en) * | 2009-09-15 | 2010-02-24 | 赖成文 | Barium chloride production technology |
| CN201578867U (en) * | 2009-11-02 | 2010-09-15 | 上海汽车资产经营有限公司 | Solution concentration device |
| CN201871241U (en) * | 2010-11-19 | 2011-06-22 | 南京老山药业股份有限公司 | Anti-bumping vacuum concentration tank |
| CN201988191U (en) * | 2011-01-21 | 2011-09-28 | 潍坊泉鑫化工有限公司 | Rapid-evaporating refining kettle |
| CN202173789U (en) * | 2011-07-22 | 2012-03-28 | 浙江一火科技有限公司 | Device for separating solvent mixed solution after degreasing |
| CN202387244U (en) * | 2011-12-22 | 2012-08-22 | 日照鲁信金禾生化有限公司 | Vacuum mixing, concentrating and crystallizing device |
-
2012
- 2012-11-16 CN CN2012104704103A patent/CN102961881A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5929002A (en) * | 1982-08-10 | 1984-02-16 | Iwao Saito | Liquid film falling type evaporator |
| CN101654274A (en) * | 2009-09-15 | 2010-02-24 | 赖成文 | Barium chloride production technology |
| CN201578867U (en) * | 2009-11-02 | 2010-09-15 | 上海汽车资产经营有限公司 | Solution concentration device |
| CN201871241U (en) * | 2010-11-19 | 2011-06-22 | 南京老山药业股份有限公司 | Anti-bumping vacuum concentration tank |
| CN201988191U (en) * | 2011-01-21 | 2011-09-28 | 潍坊泉鑫化工有限公司 | Rapid-evaporating refining kettle |
| CN202173789U (en) * | 2011-07-22 | 2012-03-28 | 浙江一火科技有限公司 | Device for separating solvent mixed solution after degreasing |
| CN202387244U (en) * | 2011-12-22 | 2012-08-22 | 日照鲁信金禾生化有限公司 | Vacuum mixing, concentrating and crystallizing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435477A (en) * | 2015-12-07 | 2016-03-30 | 广东康绿宝科技实业有限公司 | Chinese traditional medicine extracting solution vacuum drying device for improving activity of medicines |
| CN106823417A (en) * | 2015-12-07 | 2017-06-13 | 广东康绿宝科技实业有限公司 | A kind of Chinese medicine extract vacuum drying method for improving pharmaceutical activity |
| CN107648875A (en) * | 2017-11-28 | 2018-02-02 | 耒阳市金鑫农业科技发展有限公司 | A kind of tea oil concentration extraction device |
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Application publication date: 20130313 |