CN201216884Y - Energy-conservation forced-air circulation liquid extract concentrating device - Google Patents
Energy-conservation forced-air circulation liquid extract concentrating device Download PDFInfo
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- CN201216884Y CN201216884Y CNU2008200246622U CN200820024662U CN201216884Y CN 201216884 Y CN201216884 Y CN 201216884Y CN U2008200246622 U CNU2008200246622 U CN U2008200246622U CN 200820024662 U CN200820024662 U CN 200820024662U CN 201216884 Y CN201216884 Y CN 201216884Y
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- heater
- liquid extract
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- forced circulation
- circulation liquid
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Abstract
The utility model relates to an evaporation concentration device, in particular to a forced circulation liquid extract concentration device which overcomes the defect of high power consumption during the concentration process of the forced circulation concentration device in the prior art, and proposes an energy-saving forced circulation liquid extract concentration device. The energy-saving forced circulation liquid extract concentration device comprises a heater, an evaporation chamber and a condenser; the bottom of the evaporation chamber is connected with the outlet of a circulation pump; the inlet of the circulation pump is connected with the bottom of an evaporator through a circulating pipeline; wherein, the bottom of the evaporation chamber is provided with a circulating pipeline communicated with the lower part of the heater; the circulating pipeline is connected with the inlet of the circulation pump through a switch valve; materials can be fed into the heater directly from the evaporation chamber through the circulating pipeline. The energy-saving forced circulation liquid extract concentration device has the advantages of easy control, saving large quantity of power during the concentration process, high concentration efficiency and good concentration effect.
Description
Technical field
The utility model relates to a kind of evaporation concentration device, especially a kind of forced circulation liquid extract enrichment facility.
Background technology
At present, the structure of forced circulation liquid extract evaporation concentration device commonly used as shown in Figure 1, the top of heater 1 is connected with vaporization chamber 2 among the figure, the bottom of vaporization chamber 2 is connected with the bottom of heater 1 by circulating line 5, this circulating line 5 is connected with circulating pump 6 simultaneously, and the venthole at vaporization chamber 2 tops is connected with vavuum pump 4 with condenser 3.This enrichment facility is when working, and at first the material that feeding steam will be to be concentrated in heater 1 heats, and feeds cooling waters simultaneously in the condenser 3 and cools off, and vavuum pump 4 also begins startup and vacuumizes.When material is heated, circulating pump 6 starts, make the material in the heater 1 begin circulation, the material of heating enters in the vaporization chamber 2 from heater 1 under the effect of circulating pump 6, in vaporization chamber 2, material is owing to the evaporation of moisture in the solution is concentrated it, and evaporation water steam is owing to the negative pressure of vacuum that vavuum pump forms is drawn in the condenser 3.Because evaporation water steam descends material temperature,, heats again the material after concentrating so being entered in the heater 1 by circulation pipe 5 once more by pumping of circulating pump 6.Under the effect of circulating pump 6, constantly circulation in heater 1 and vaporization chamber 2 of material, thus constantly finish heating and evaporating course, make the concentration of material increase gradually, reach the requirement of regulation until its concentration.
The defective that said apparatus exists is: because the impeller and the gap between the pump case of circulating pump are less, in order to guarantee material constantly circulation between heater and vaporization chamber, therefore must be in running status at the process circulating pump that concentrates always, even when material was in the lower state of concentration, circulating pump also must be in running order always.Because the power of circulating pump is bigger, and the process that concentrates is very long, so can consume a large amount of electric energy.
Summary of the invention
The purpose of this utility model is to overcome the existing bigger defective of forced circulation enrichment facility power consumption in concentration process, a kind of energy-saving forced circulation liquid extract enrichment facility has been proposed, under the lower situation of material concentration to be concentrated, circulating pump in this device need not to open, therefore in concentration process, save a large amount of electric energy, can reach concentrated effect preferably simultaneously.
The utility model is to adopt following technical scheme to realize: a kind of energy-saving forced circulation liquid extract enrichment facility, comprise heater, vaporization chamber and condenser, the bottom of vaporization chamber is connected with outlet of circulating pump, the inlet of circulating pump is connected with the bottom of evaporimeter by circulating line, wherein, the bottom of described vaporization chamber is provided with the circulating line that is connected with the bottom of heater, this circulating line is connected with the inlet of circulating pump by switch valve, and material can directly enter the heater from vaporization chamber by this circulating line.
In the utility model, be equipped with switch valve on the circulating line, by the keying of switch valve control circulating line.Switch valve both can be by manually control, also can be by controlling automatically: when manually controlling, after detecting material concentration and reaching certain value, control circulating line by the hand control switch valve; When this switch valve is pneumatic operated valve or magnetic valve, by the concentration of material in the sensor sensing heater, after reaching the finite concentration value, send signal to each switch valve, control the opening and closing of circulating line then automatically by pneumatic operated valve or magnetic valve.Outlet of circulating pump is connected with the bottom of heater by switch valve.
Described heater is a tube still heater, thereby feed steam in tube still heater wherein material is heated.The steam drain at described vaporization chamber top is connected with vavuum pump with condenser, vacuumizes the formation negative pressure by vavuum pump, in the timely suction condenser of the water vapour in the vaporization chamber, has improved thickening efficiency.
The beneficial effects of the utility model are: by between vaporization chamber bottom and heater bottom circulating line being set in addition, and controlled with valve, the material of low concentration state need not circulating pump and can circulate between vaporization chamber and heater, and realize concentrating, after the concentration of material increases to a certain degree, enable the circulating line that is connected with circulating pump again, by circulating pump material being carried out forced circulation concentrates, need not to move circulating pump when therefore the material of low concentration concentrates, saved a large amount of electric energy; In addition, by switch valve is set on circulating line, make the switching of circulating line be easy to control; The top of vaporium is connected with vavuum pump with cooling chamber simultaneously, has improved thickening efficiency, and concentrated effect is better.
Description of drawings
Accompanying drawing 1 is the structural representation of forced circulation liquid extract enrichment facility in the prior art;
Accompanying drawing 2 is a structural representation of the present utility model.
The specific embodiment
As shown in Figure 2,1 is tube still heater among the figure, fills material to be concentrated in the heater 1.The top of heater 1 is connected with vaporization chamber 2, and the bottom of vaporization chamber 2 is connected with the bottom of heater 1 by two circulating lines, i.e. circulating line 5 and circulating line 7.Circulating line 7 connects the bottom of vaporization chamber 2 and the bottom of heater 1, material can directly enter the heater 1 from vaporization chamber 2 by circulating line 7, keying by switch valve 8 these pipelines of control, when material concentration is low, realized that by this pipeline the circulation of material between heater 1 and vaporization chamber 2 concentrates; Circulating line 5 makes the bottom of vaporization chamber 2 be connected with the bottom of heater 1, and this circulating line is connected with circulating pump 6, keying by switch valve 9 these pipelines of control, the inlet of circulating pump 6 is connected with circulating line 7 by switch valve 9, and its outlet is connected with the bottom of heater 1 by switch valve 10.After the concentration of material was increased to certain value, under the effect of circulating pump 6, material was realized forced circulation and evaporation and concentration between heater 1, vaporization chamber 2 and circulating line 5.
Utilize above-mentioned enrichment facility to make the course of work of material circulation and evaporation and concentration as follows: when the concentration of material is hanged down, close circulating line 5 by switch valve 9, and close switch valve 10 and make between circulating pump 6 and the heater 1 and be in not-connected status, open switch valve 8 simultaneously, the bottom of vaporization chamber 2 is connected with the bottom of tube still heater 1 by circulating line 7.Feed steam and treat concentrated material and heat in tube still heater 1, feed cooling water in the condenser 3 this moment, and vavuum pump starts and begins to vacuumize, and forms negative pressure of vacuum.Because the concentration of material is lower, its viscosity is also relatively low, boiling tempestuously after the material heating in the heater 1, the partial material of boiling can enter along the tube connector between heater 1 top and the vaporization chamber 2 in the vaporization chamber 2, because the evaporation of solvent concentrates material in the material, steam is drawn under the negative pressure of vacuum effect in the condenser 3, and the material after concentrating directly enters in the heater 1 by circulating line 7, continue ebuillition of heated, and then enter vaporium.After repeating repeatedly above-mentioned circulation, the concentration of material in the HEATER FOR MEASURING 1, after it brings up to certain value, thereby closing switch valve 8 closes circulating line 7, and open switch valve 9 and 10, start circulating pump 6, make material forced circulation and evaporation and concentration between heater 1, vaporization chamber 2 and circulating line 5 by circulating pump 6.According to above-mentioned concentration process, when the concentration of material was hanged down, concentrating of material do not need ON cycle pump 6, therefore saved a large amount of electric energy.
Switch valve 8,9 and 10 in the present embodiment can adopt magnetic valve or pneumatic operated valve to realize the automatic control of valve, the concentration that sensor is measured material promptly is set in heater 1, when concentration value hour, sensor sends signal, switch valve 8 is opened, switch valve 9 and 10 cuts out, and circulating pump is in stopped status simultaneously; After the material concentration in the heater reached certain value, sensor sent signal, and switch valve 8 cuts out, and switch valve 9 and 10 is opened, and circulating pump starts.
The utility model can be realized the operation of material from low concentration to the high concentration continuous high-efficient in a forced circulation enrichment facility, saved operating cost.
Claims (6)
1, a kind of energy-saving forced circulation liquid extract enrichment facility, comprise heater (1), vaporization chamber (2) and condenser (3), wherein the bottom of heater (1) is connected with the outlet of circulating pump (6), the inlet of circulating pump (6) is connected with the bottom of vaporization chamber (2) by circulating line (5), it is characterized in that: the bottom of described vaporization chamber (2) is provided with the circulating line (7) that is connected with the bottom of heater (1), this pipeline is connected with the inlet of circulating pump (6) by switch valve (9), and the material in the vaporization chamber (2) can directly enter in the heater (1) by this circulating line (7).
2, energy-saving forced circulation liquid extract enrichment facility according to claim 1 is characterized in that: the outlet of described circulating pump (6) is connected with the bottom of heater (1) by switch valve (10).
3, energy-saving forced circulation liquid extract enrichment facility according to claim 1 is characterized in that: switch valve (8) is set on the described circulating line (7).
4, according to claim 1,2 or 3 described energy-saving forced circulation liquid extract enrichment facilities, it is characterized in that: described switch valve is pneumatic operated valve or magnetic valve.
5, energy-saving forced circulation liquid extract enrichment facility according to claim 1, it is characterized in that: described heater (1) is a tube still heater.
6, energy-saving forced circulation liquid extract enrichment facility according to claim 1 is characterized in that: the steam drain at described vaporization chamber (2) top is connected with vavuum pump (4) with condenser (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200246622U CN201216884Y (en) | 2008-06-26 | 2008-06-26 | Energy-conservation forced-air circulation liquid extract concentrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200246622U CN201216884Y (en) | 2008-06-26 | 2008-06-26 | Energy-conservation forced-air circulation liquid extract concentrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201216884Y true CN201216884Y (en) | 2009-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200246622U Expired - Fee Related CN201216884Y (en) | 2008-06-26 | 2008-06-26 | Energy-conservation forced-air circulation liquid extract concentrating device |
Country Status (1)
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| CN (1) | CN201216884Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861447A (en) * | 2012-10-12 | 2013-01-09 | 天津商业大学 | Vacuum concentration device |
| CN102861450A (en) * | 2012-09-04 | 2013-01-09 | 吴国存 | Reduced-pressure short-path distilling device and spontaneous combustion decoking method of heater of reduced-pressure short-path distilling device |
| CN103041604A (en) * | 2011-10-12 | 2013-04-17 | 中川工程顾问(上海)有限公司 | Forced recirculation vacuum concentration device |
| CN111974015A (en) * | 2020-09-15 | 2020-11-24 | 江西臻强新能源有限公司 | Negative pressure concentration total heat type evaporation recovery system |
-
2008
- 2008-06-26 CN CNU2008200246622U patent/CN201216884Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103041604A (en) * | 2011-10-12 | 2013-04-17 | 中川工程顾问(上海)有限公司 | Forced recirculation vacuum concentration device |
| CN103041604B (en) * | 2011-10-12 | 2015-05-20 | 中川工程顾问(上海)有限公司 | Forced recirculation vacuum concentration device |
| CN102861450A (en) * | 2012-09-04 | 2013-01-09 | 吴国存 | Reduced-pressure short-path distilling device and spontaneous combustion decoking method of heater of reduced-pressure short-path distilling device |
| CN102861447A (en) * | 2012-10-12 | 2013-01-09 | 天津商业大学 | Vacuum concentration device |
| CN111974015A (en) * | 2020-09-15 | 2020-11-24 | 江西臻强新能源有限公司 | Negative pressure concentration total heat type evaporation recovery system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090408 Termination date: 20130626 |