CN204656026U - With the dual-effect concentrator of forced circulation - Google Patents
With the dual-effect concentrator of forced circulation Download PDFInfo
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- CN204656026U CN204656026U CN201420777132.0U CN201420777132U CN204656026U CN 204656026 U CN204656026 U CN 204656026U CN 201420777132 U CN201420777132 U CN 201420777132U CN 204656026 U CN204656026 U CN 204656026U
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- evaporation tank
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Abstract
With the dual-effect concentrator of forced circulation, comprise an effect inspissator and two imitate inspissator two part form; This two effects inspissator comprises heating cylinder A (2) and heating cylinder B (2 '), the evaporation tank A (6) be connected with described heating cylinder and evaporation tank B (6 ') respectively, passes through pipeline C (12) that compression system A (10) that pipeline A (9) and pipeline B (9 ') is connected and compression system B (10 '), heating cylinder A (2) and heating cylinder B (2 ') upper end and evaporation tank A (6) be connected with evaporation tank B (6 ') and pipeline D (12 ') with described heating cylinder lower end and described evaporation tank lower end respectively.The utility model adopt the version of heating cylinder can improve on the basis of traditional heat exchangers structure, do not need the heating cylinder part of more exchange device, heat exchange area is constant, when ensure production capacity constant greatly saved improvement cost.
Description
Technical field
The utility model relates to dual-effect concentrator technical field of structures.
Background technology
All kinds of dual-effect concentrators in the market as shown in figure, in an effect is concentrated, adopt heat exchanger 2 to heat the solution by its tube side, vacuumize in evaporation tank A 6 and evaporation tank B 6 ' simultaneously, solution interior for heat exchanger A 2 and heat exchanger B 2 ' is sucked evaporation tank A 6 and evaporation tank B 6 ' upper end by evaporation tank A 6 and evaporation tank B 6 ' interior formation negative pressure, and the solution of evaporation tank A 6 and evaporation tank B 6 ' lower end enters in heat exchanger A 2 and heat exchanger B 2 ' due to the effect of vacuum and the temperature difference.After solution enters heat exchanger A 2 and heat exchanger B 2 ' from evaporation tank A 6 and evaporation tank B 6 ', heated by heat exchanger A 2 and heat exchanger B 2 ' and enter evaporation tank A 6 and evaporation tank B 6 ' from upper end, moisture in solution, by fast vaporizing, forms steam, circulating and evaporating like this.Continue to supplement material solution after the liquid level in an effect evaporation tank is lower than setting height.Two effects are concentrated imitate concentration principle with one and structure identical.The steam that one effect produces is pumped to enter in the heat exchanger B 2 ' that two effects concentrate as the thermal source that two effects are concentrated and heats the solution by heat exchanger tube B 5 '.Two effects form identical with an efficient construction.By the solution after heating because the effect of temperature difference and the middle negative pressure of vacuum of evaporation tank B 6 ' enters in evaporation tank B 6 ', moisture in temperature official post solution is evaporated generation steam, reclaim after steam-condensation process after two effects, supplemented by the solution in an effect after the liquid level in two effect evaporation tanks is lower than setting height, circulating and evaporating like this, until the concentration of solution reaches the laggard row discharging of pre-provisioning request.
The vaporization cycle that economic benefits and social benefits concentrate in the market just relies on the temperature difference of the heat exchanger interior solution of B 2 ' and the interior solution of evaporation tank B 6 ' and the interior formation negative pressure of vacuum of evaporation tank B 6 ' to promote circulation, and the flow velocity of solution in heating cylinder tubulation is comparatively slow, and evaporation efficiency is on the low side.On the other hand, because flow velocity is slower, solution is easy to the situation occurring fouling, need regularly clean, for the solution that part fouling condition is serious, only need the very short time, heat exchanger B 2 ' just forms serious dirty layer with evaporation tank B 6 ' is interior, will cause because of fouling the concentrated production capacity degradation that concentrates in several hours, affect production efficiency.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and reduces concentrated fouling, improves the dual-effect concentrator of band forced circulation of concentrate circulation and evaporation efficiency.
The purpose of this utility model is achieved by the following technical solution.
With the dual-effect concentrator of forced circulation, the utility model is characterised in that, comprise an effect inspissator and two imitate inspissator two part form; The steam produced after first effect is concentrated imitates concentrated thermal source as second; This two effects inspissator comprises heating cylinder, the evaporation tank be connected with described heating cylinder, the compression system that is connected by pipeline with described evaporation tank lower end with described heating cylinder lower end respectively, the pipeline that heating cylinder upper end is connected with evaporation tank respectively; Wherein:
Heating cylinder is made up of cylindrical shell, the tube sheet being positioned at described cylindrical shell internal upper part, the heat exchanger tube being located at inner barrel, the front-end pipe box being located at cylinder body bottom, the rear end header that is located at cylindrical shell top respectively; Heat exchanger tube two ends are each passed through tube sheet and are connected with Tubesheet Welding; Shell side is respectively equipped with steam inlet, condensation-water drain, tube side is respectively equipped with liquid entrance, medicine liquid outlet; Tube sheet and cylindrical shell adopt soldered connecing respectively; Cylindrical shell is connected with front-end pipe box and rear end header bolt respectively by two end flanges, and front-end pipe box is connected respectively by pipeline and exporting with compression system; Control valve is respectively arranged with in the middle of pipeline and compression system.
Compression system described in the utility model adopts motor to be connected with force (forcing) pump.
The utility model evaporation tank by upper end end socket, cylindrical shell, lower end conical head is welded, and conical head is connected with heating cylinder A 2 and heating cylinder B 2 ' rear end header by pipeline respectively with cylindrical shell connecting portion top; Conical head lower end is connected with compression system respectively by pipeline.
The beneficial effects of the utility model are, compared with prior art, the utility model has following characteristics.
Promotion solution can be forced at evaporation tank A 6 and evaporation tank B 6 ' and circulate between heating cylinder A 2 and heating cylinder B 2 ', flow velocity is allowed to accelerate, larger flow-disturbing layer can be formed in tubulation, reduce the scale formation of tubulation, simultaneously because flow velocity is very fast, certain souring can be formed to heating cylinder tubulation, greatly delay the time that fouling is formed, also just extend the cleaning frequency of equipment simultaneously, decrease wash number, save cleaning charge use, cost of labor, add the production time, improve production efficiency.
After increasing forced circulation, because flow velocity is accelerated, the coefficient of heat transfer increases, and evaporation efficiency is promoted on the original basis.The concentration of material in evaporation tank is more even simultaneously, improves the quality of product.The utility model adopt the version of heating cylinder can improve on the basis of traditional heat exchangers structure, do not need the heating cylinder part of more exchange device, heat exchange area is constant, when ensure production capacity constant greatly saved improvement cost.
Accompanying drawing explanation
Fig. 1 is the structural representation that existing traditional economic benefits and social benefits concentrate;
Fig. 2 is structural representation of the present utility model.
Detailed description of the invention
As shown in Figure 2, the dual-effect concentrator of band forced circulation, the utility model is characterised in that, comprises an effect inspissator and two and imitates inspissator two and partly form; The steam produced after first effect is concentrated imitates concentrated thermal source as second; This two effects inspissator comprises the pipeline C 12 and pipeline D 12 ' that heating cylinder A 2 and heating cylinder B 2 ', the evaporation tank A 6 be connected with described heating cylinder and evaporation tank B 6 ', the compression system A 10 be connected by pipeline A 9 and pipeline B 9 ' with described heating cylinder lower end and described evaporation tank lower end respectively and compression system B 10 ', heating cylinder A 2 and heating cylinder B 2 ' upper end and evaporation tank A 6 be connected with evaporation tank B 6 ' respectively; Wherein:
Heating cylinder A 2 and heating cylinder B 2 ' is made up of cylindrical shell A 1 and cylindrical shell B 1 ', the tube sheet A3 being positioned at described cylindrical shell internal upper part and tube sheet B 3 ', the heat exchanger tube A 5 being located at inner barrel and heat exchanger tube B 5 ', the front-end pipe box A 8 being located at cylinder body bottom and front-end pipe box B 8 ', the rear end header A 4 being located at cylindrical shell top and rear end header B 4 ' respectively; Heat exchanger tube A 5 and heat exchanger tube B 5 ' two ends are each passed through tube sheet A 3 and tube sheet B 3 ' and with tube sheet A 3 with tube sheet B 3 ' is soldered connects; Shell side is respectively equipped with steam inlet, condensation-water drain, tube side is respectively equipped with liquid entrance, medicine liquid outlet; Tube sheet A 3 and tube sheet B 3 ' adopts soldered connecing respectively with cylindrical shell A 1 and cylindrical shell B 1 '; Cylindrical shell A 1 and cylindrical shell B 1 ' are connected with bolt with front-end pipe box A 8 and front-end pipe box B 8 ' and rear end header A 4 and rear end header B 4 ' respectively by two end flanges, and front-end pipe box A 8 and front-end pipe box B 8 ' to export with compression system A 10 and compression system B 10 ' respectively by pipeline A 9 and pipeline B 9 ' and pipeline C 12 and pipeline D 12 ' and be connected; Control valve A 11 and control valve B 11 ' is respectively arranged with compression system A 10 and compression system B 10 ' centre at pipeline A 9 and pipeline B 9 '.
Compression system described in the utility model adopts motor to be connected with force (forcing) pump.
The utility model evaporation tank A 6 and evaporation tank B 6 ' is by upper end end socket, cylindrical shell, lower end conical head is welded, and conical head is connected with heating cylinder A 2 and heating cylinder B 2 ' rear end header A 4 and rear end header B 4 ' by pipeline C 12 and pipeline D 12 ' respectively with cylindrical shell connecting portion top; Conical head lower end is connected with compression system A 10 and compression system B 10 ' with pipeline B 9 ' respectively by pipeline A 9.
The utility model can be used for the extraction of Effective Component of Chinese Medicine, thin slice throwing solution, active ingredient such as fruit liquid and essence etc., concentrated.
The utility model one imitates evaporation tank A 6 upper end steam (vapor) outlet adapter B 13, middle part have be connected with heating cylinder heated concentrate entrance, there is concentrated solution outlet lower end.
An effect of the present utility model and the concentrated heating cylinder A 2 and heating cylinder B 2 ' of two effects become heating cylinder A 2 and heating cylinder B 2 ' to traditional heat exchangers after improving, heat exchanger tube A 5 and heat exchanger tube B 5 ' adopts with tube sheet A 3 and tube sheet B 3 ' and is welded to connect, tube sheet A 3 and tube sheet B 3 ' adopts with cylindrical shell A 1 and cylindrical shell B 1 ' and is welded to connect, front-end pipe box A 8 and front-end pipe box B 8 ', rear end header A 4 and rear end header B 4 ' adopts Flange joint with cylindrical shell A 1 and cylindrical shell B 1 ', shell side medium is water vapour, and tube side medium is solution.On the basis of former heat exchanger, at the interior increase pass partition of front-end pipe box A 8 and front-end pipe box B 8 ', rear end header A 4 and rear end header B 4 ', the single tube journey flowed through by original solution is divided into multitube distance, add the distance that solution flows through in heat exchanger tube A 5 and heat exchanger tube B 5 ', decrease the sectional area that solution flows through, add solution when uniform pressure at the interior flow velocity of heat exchanger tube A 5 and heat exchanger tube B 5 '.
The utility model one is imitated and the two compression system A 10 of imitating and compression system B 10 ' adopt motor and force (forcing) pump to combine, and compression system A 10 and compression system B 10 ' is arranged on evaporation tank A 6 and evaporation tank B 6 ' and between heating cylinder A 2 and heating cylinder B 2 ', by compression system A 10 and compression system B 10 ' to the solution pressurization passed through, the basis taking vacuum as initial thrust increases forced circulation thrust, solution circulation pressure can be allowed larger, flow velocity is faster, thus flow-disturbing is formed in heating cylinder tubulation, reduce scale formation, flow velocity can form certain souring to heating cylinder tubulation faster simultaneously, suitably can remove the dirty layer on tubulation, greatly delay the time that fouling is formed.
Claims (3)
1. be with the dual-effect concentrator of forced circulation, it is characterized in that, comprise an effect inspissator and two and imitate inspissator two and partly form; This two effects inspissator comprises heating cylinder A (2) and heating cylinder B (2 '), the evaporation tank A (6) be connected with described heating cylinder and evaporation tank B (6 ') respectively, passes through pipeline C (12) that compression system A (10) that pipeline A (9) and pipeline B (9 ') is connected and compression system B (10 '), heating cylinder A (2) and heating cylinder B (2 ') upper end and evaporation tank A (6) be connected with evaporation tank B (6 ') and pipeline D (12 ') with described heating cylinder lower end and described evaporation tank lower end respectively; Wherein: heating cylinder A (2) and heating cylinder B (2 ') is made up of cylindrical shell A (1) and cylindrical shell B (1 '), the tube sheet A (3) being positioned at described cylindrical shell internal upper part and tube sheet B (3 '), the heat exchanger tube A (5) being located at inner barrel and heat exchanger tube B (5 '), the front-end pipe box A (8) being located at cylinder body bottom and front-end pipe box B (8 '), the rear end header A (4) being located at cylindrical shell top and rear end header B (4 ') respectively; Heat exchanger tube A (5) and heat exchanger tube B (5 ') two ends are each passed through tube sheet A (3) and tube sheet B (3 ') and with tube sheet A (3) with tube sheet B (3 ') is soldered connects; Shell side is respectively equipped with steam inlet, condensation-water drain, tube side is respectively equipped with liquid entrance, medicine liquid outlet; Tube sheet A (3) and tube sheet B (3 ') and cylindrical shell A (1) and cylindrical shell B (1 ') adopt soldered connecing respectively; Cylindrical shell A (1) is connected with bolt with front-end pipe box A (8) and front-end pipe box B (8 ') and rear end header A (4) and rear end header B (4 ') respectively by two end flanges with cylindrical shell B (1 '), and front-end pipe box A (8) and front-end pipe box B (8 ') to export with compression system A (10) and compression system B (10 ') respectively by pipeline A (9) and pipeline B (9 ') and pipeline C (12) and pipeline D (12 ') and be connected; Control valve A (11) and control valve B (11 ') is respectively arranged with in the middle of pipeline A (9) and pipeline B (9 ') with compression system A (10) and compression system B (10 ').
2. the dual-effect concentrator of band forced circulation according to claim 1, is characterized in that, described compression system adopts motor to be connected with force (forcing) pump.
3. the dual-effect concentrator of band forced circulation according to claim 1, it is characterized in that, evaporation tank A (6) and evaporation tank B (6 ') is by upper end end socket, cylindrical shell, lower end conical head is welded, and conical head is connected with heating cylinder A (2) and heating cylinder B (2 '), rear end header A (4) and rear end header B (4 ') by pipeline C (12) and pipeline D (12 ') respectively with cylindrical shell connecting portion top; Conical head lower end is connected with compression system (10) and compression system (10 ') with pipeline B (9 ') respectively by pipeline A (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777132.0U CN204656026U (en) | 2014-12-10 | 2014-12-10 | With the dual-effect concentrator of forced circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777132.0U CN204656026U (en) | 2014-12-10 | 2014-12-10 | With the dual-effect concentrator of forced circulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204656026U true CN204656026U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420777132.0U Active CN204656026U (en) | 2014-12-10 | 2014-12-10 | With the dual-effect concentrator of forced circulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204656026U (en) |
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2014
- 2014-12-10 CN CN201420777132.0U patent/CN204656026U/en active Active
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