CN204767476U - Dual cycle evaporative concentration device - Google Patents
Dual cycle evaporative concentration device Download PDFInfo
- Publication number
- CN204767476U CN204767476U CN201520370697.1U CN201520370697U CN204767476U CN 204767476 U CN204767476 U CN 204767476U CN 201520370697 U CN201520370697 U CN 201520370697U CN 204767476 U CN204767476 U CN 204767476U
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- Prior art keywords
- heat exchanger
- water
- evaporator
- hydraulic jet
- water tank
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Abstract
The utility model relates to a dual cycle evaporative concentration device, parallelly connected feed liquid circulation circuit and the water circulation circuit who sets up of the device, feed liquid circulation circuit is including being equipped with evaporating pot and the heat exchanger of treating concentrated feed liquid, and the evaporating pot bottom forms feed liquid circulation circuit through the feed liquid import intercommunication of pipeline with the heat exchanger, the feed liquid export of heat exchanger through the upper portion intercommunication of pipeline with the evaporating pot, water circulating loop includes the hydraulic jet pump and the water storage tank of two sets of series connection, and the bottom of water storage tank is equipped with the delivery port, and the delivery port is connected with the water inlet of heat exchanger through water pump and two sets of hydraulic jet pumps, and formation water circulating loop is connected with the water inlet at water storage tank top in the delivery port management way of heat exchanger, the evaporating pot top is equipped with the gas vent, the gas vent pass through pipeline and first hydraulic jet pump, second hydraulic jet pump intercommunication, second hydraulic jet pump still with the high temperature heat source intercommunication in the external world. The device simple structure, the vapor heat energy cyclic utilization that can come out the evaporation do not discharge any waste gas.
Description
Technical field
Utility model relates to concentrator technical field, is specifically related to a kind of Two-way Cycle evaporation concentration device.
Background technology
At present, the equipment mainly adopted in evaporation concentration technique field has normal formula evaporator, falls liquid evaporator, external heating type evaporator outward, rises film-type evaporation tank, falling film type evaporation tank etc.Wherein outer circulation type vacuum concentrating apparatus is mainly used in the recovery of the industrial organic solvents (as alcohol) such as Chinese medicine, Western medicine, glucose, wine brewing, starch, oral liquid, food, chemical industry, is applicable to
The cryogenic vacuum of the little heat sensitive material wide in variety of batch concentrates.
Reduction vaporization concentrator always, point single-action and the large class of multiple-effect two, it is multiple that the latter is subdivided into again two, three, four, five effects.Single-action structure is simple, low cost of manufacture, but energy consumption is large; Multiple-effect has certain energy-saving effect, but complex structure, and along with imitating the increase of number, manufacturing cost and floor space increase substantially, and cause power consumption to increase because flow resistance strengthens.No matter be single-action or multiple-effect, finally still have a large amount of waste steam exhausting, both wasted energy, again atmosphere pollution.
Utility model content
The purpose of this utility model is to overcome defect of the prior art, designs the steam heat energy recycling that a kind of structure is simple, floor space is little, can will be evaporated, not to the Two-way Cycle evaporation concentration device of any waste gas of airborne release.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of Two-way Cycle evaporation concentration device, it is characterized in that, comprise the feed liquid closed circuit and water-flow circuit that are arranged in parallel, described feed liquid closed circuit comprises evaporator and heat exchanger that feed liquid to be concentrated is housed, be communicated with the liquor inlet of heat exchanger by pipeline bottom described evaporator, the material liquid outlet of heat exchanger is communicated with the top of evaporator by pipeline, form feed liquid closed circuit, pipeline bottom evaporator and between heat exchanger top is provided with evaporator bottom valve, the pipeline that the material liquid outlet of heat exchanger is communicated with the top of evaporator is provided with feed pump, pipeline between heat exchanger and feed pump is provided with sampling arm, described water-flow circuit comprises hydraulic jet pump and the water tank of two cover series connection, the bottom of described water tank is provided with delivery port, delivery port is connected with the water inlet of heat exchanger through water pump and two cover hydraulic jet pumps, the delivery port of heat exchanger is connected with the water inlet at water tank top by the road, forms water-flow circuit, described evaporator top is provided with exhaust outlet, and described exhaust outlet is communicated with the first hydraulic jet pump, the second hydraulic jet pump by pipeline, the second hydraulic jet pump is also communicated with the high temperature heat source in the external world.
Wherein preferred technical scheme is, described water-flow circuit comprises hydraulic jet pump, water tank and the solar energy hot-water tank that two covers are arranged in series, the pipeline that goes out bottom described water tank is connected with the water inlet of heat exchanger through water pump, two cover hydraulic jet pumps, the delivery port of heat exchanger is connected with the water inlet of solar energy hot-water tank by the road, first delivery port of solar energy hot-water tank is connected with water tank water inlet by the road, and the second delivery port of solar energy hot-water tank is communicated with the second hydraulic jet pump through outlet pipe.
Preferred technical scheme is further, also automatic temperature control system is comprised in described device, described automatic temperature control system comprises the temperature sensor being located at evaporator inside, and be arranged on the electromagnetic proportion regulating of the second hydraulic jet pump import department, the temperature signal of the temperature sensor in described evaporator is passed to frequency converter, and FEEDBACK CONTROL electromagnetic proportion regulating and feed pump.
Preferred technical scheme also has further, and the pipeline between described water tank and water pump is provided with draining branch road, described draining branch road is provided with draining valve.
Preferred technical scheme also has, and described feed liquid closed circuit terminal pipeline is at least provided with two atomizers, and described atomizer is placed in the top of evaporator inside, feed liquid to be concentrated, above described atomizer, be provided with foam baffle.
Preferred technical scheme also has further, is provided with overflow pipe on described water tank top.
Preferred technical scheme also has, and described heat exchanger is pipe heat exchanger.
Preferred technical scheme also has, and the sidewall of described evaporator is provided with observation window.
Advantage of the present utility model and beneficial effect are: the water vapour energy recovery recycling that described Two-way Cycle evaporation concentration device adopts two hydraulic jet pumps of series connection to be evaporated, and initial steam is converted into high temperature saturation water thermal source or with solar water thermal source as a supplement as a supplement, and using high-performance heat exchanger as heating unit, in flow process, carry out instantaneous heating, the temperature of its evaporating concentration process adopts control valve and variable frequency pump to jointly control.This evaporation concentrator is taken away except partial heat except radiation loss and draining, and its waste heat energy is all recycled, and does not have toxic emission, therefore can reach well energy-conservation, emission reduction effect.
Accompanying drawing explanation
Fig. 1 is one of structural representation of the utility model Two-way Cycle evaporation concentration device;
Fig. 2 is the structural representation two of the utility model Two-way Cycle evaporation concentration device.
In figure: 1, evaporator; 2, heat exchanger; 3, evaporator bottom valve; 4, feed pump; 5, arm is sampled; 6, water tank; 7, water pump; 8, exhaust outlet; 9, the first hydraulic jet pump; 10, the second hydraulic jet pump; 11, solar energy hot-water tank; 12, automatic temperature control system; 13, temperature sensor; 14, electromagnetic proportion regulating; 15, draining valve; 16, atomizer; 17, foam baffle; 18, overflow pipe; 19, observation window.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1: the utility model is a kind of Two-way Cycle evaporation concentration device, comprise the feed liquid closed circuit and water-flow circuit that are arranged in parallel, described feed liquid closed circuit comprises evaporator 1 and heat exchanger 2 that feed liquid to be concentrated is housed, be communicated with by the liquor inlet of pipeline with heat exchanger 2 bottom described evaporator 1, the material liquid outlet of heat exchanger 2 is communicated with by the top of pipeline with evaporator 1, form feed liquid closed circuit, pipeline bottom evaporator 1 and between heat exchanger 2 top is provided with evaporator bottom valve 3, the pipeline that the material liquid outlet of heat exchanger 2 is communicated with the top of evaporator 2 is provided with feed pump 4, pipeline between heat exchanger 2 and feed pump 4 is provided with and samples arm 5, described water-flow circuit comprises hydraulic jet pump and the water tank 6 of two cover series connection, the bottom of described water tank 6 is provided with delivery port, delivery port is connected with the water inlet of heat exchanger 2 through water pump 7 and two cover hydraulic jet pumps, the delivery port of heat exchanger 2 is connected with the water inlet at water tank 6 top by the road, forms water-flow circuit, described evaporator 2 top is provided with exhaust outlet 8, and described exhaust outlet 8 is communicated with the first hydraulic jet pump 9, second hydraulic jet pump 10 by pipeline, the second hydraulic jet pump 10 is also communicated with the high temperature heat source in the external world.
As shown in Figure 2, the preferred embodiment of the utility model is, described water-flow circuit comprises hydraulic jet pump, water tank 6 and the solar energy hot-water tank 11 that two covers are arranged in series, the pipeline that goes out bottom described water tank 6 is connected with the water inlet of heat exchanger 2 through water pump 7, two cover hydraulic jet pump 9,10, the delivery port of heat exchanger 2 is connected with the water inlet of solar energy hot-water tank 11 by the road, first delivery port of solar energy hot-water tank 11 is connected with water tank 6 water inlet by the road, and the second delivery port of solar energy hot-water tank 11 is communicated with the second hydraulic jet pump 10 through outlet pipe.
As shown in Figure 1, 2, the utility model further preferred embodiment is, automatic temperature control system 12 is also comprised in described device, described automatic temperature control system 12 comprises the temperature sensor 13 being located at evaporator 1 inside, and be arranged on the electromagnetic proportion regulating 14 of the second hydraulic jet pump 10 import department, the temperature signal of the temperature sensor 13 in described evaporator 1 is passed to frequency converter, and FEEDBACK CONTROL electromagnetic proportion regulating 14 and feed pump 4.
As shown in Figure 1, 2, the utility model further preferred embodiment also have, the pipeline between described water tank 6 and water pump 7 is provided with draining branch road, and described draining branch road is provided with draining valve 15.
As shown in Figure 1, 2, the preferred embodiment of the utility model also has, the terminal pipeline of described feed liquid closed circuit is at least provided with two atomizers 16, described atomizer 16 is placed in the top of evaporator 1 inside, feed liquid to be concentrated, above described atomizer 16, be provided with foam baffle 17.
As shown in Figure 1, 2, the utility model further preferred embodiment also have, be provided with overflow pipe 18 on described water tank 6 top.
The preferred embodiment of the utility model also has, and described heat exchanger 2 is pipe heat exchanger.
The preferred embodiment of the utility model also has, and the sidewall of described evaporator 1 is provided with observation window 19.
The running of two closed circuits in the utility model, first in water tank, add a certain amount of soft water, then water pump is started, soft water in water tank is pumped in the first hydraulic jet pump, the steam be evaporated in evaporator is introduced by the negative pressure that high velocity jet is formed, and becomes saturated hot-water to make water temperature increase after compression.External high temperature steams by the negative pressure that the second hydraulic jet pump is formed
Gas or solar water are introduced and are made water temperature increase further, feed liquid are heated by high-performance heat exchanger, and hot water self is then cooled gets back to water tank.Open feed pump, feed liquid accelerates evaporation after entering evaporator under the effect of negative pressure, and not then being cooled by the feed liquid of evaporating flow at the bottom of tank, pumps into atomizer again after the high-performance heat exchanger through being connected with at the bottom of tank reheats by feed pump.So by two cycle heat exchanges and the negative-pressure ejecting of feed liquid and hot water, make the object that feed liquid reaches constantly concentrated.After confirming that feed liquid reaches required concentration by sample analysis, get final product shut-down operation, collect concentrate.Due to the continuous increase of steam condensate, the water level in water tank will constantly rise, and on water tank top, overflow pipe will be housed for this reason, make the condensate water automatic-discharging overfilled.
Automatic temperature control system in the utility model, can realize steam or hot water control valve temperature controls and variable frequency pump temperature controls, and these two control forms can independently run, and carry out single control to the feed temperature in evaporator; Also can cooperation, the feed temperature in evaporator is jointly controlled.When jointly controlling, be preferential with VFC.
Above running be in batches interval evaporation operation, feed liquid closed circuit installs feed-inputing branched pipe, and carries out flow-control in a suitable manner, then running can be converted into continued operation.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a Two-way Cycle evaporation concentration device, it is characterized in that, comprise the feed liquid closed circuit and water-flow circuit that are arranged in parallel, described feed liquid closed circuit comprises evaporator and heat exchanger that feed liquid to be concentrated is housed, be communicated with the liquor inlet of heat exchanger by pipeline bottom described evaporator, the material liquid outlet of heat exchanger is communicated with the top of evaporator by pipeline, form feed liquid closed circuit, pipeline bottom evaporator and between heat exchanger top is provided with evaporator bottom valve, the pipeline that the material liquid outlet of heat exchanger is communicated with the top of evaporator is provided with feed pump, pipeline between heat exchanger and feed pump is provided with sampling arm, described feed liquid closed circuit terminal pipeline is at least provided with two atomizers, described atomizer is placed in evaporator inside, the top of feed liquid to be concentrated, foam baffle is provided with above described atomizer, described water-flow circuit comprises hydraulic jet pump and the water tank of two cover series connection, the bottom of described water tank is provided with delivery port, delivery port is connected with the water inlet of heat exchanger through water pump and two cover hydraulic jet pumps, the delivery port of heat exchanger is connected with the water inlet at water tank top by the road, forms water-flow circuit, described evaporator top is provided with exhaust outlet, and described exhaust outlet is communicated with the first hydraulic jet pump, the second hydraulic jet pump by pipeline, the second hydraulic jet pump is also communicated with the high temperature heat source in the external world, also automatic temperature control system is comprised in described device, described automatic temperature control system comprises the temperature sensor being located at evaporator inside, and be arranged on the electromagnetic proportion regulating of the second hydraulic jet pump import department, the temperature signal of the temperature sensor in described evaporator is passed to frequency converter, and FEEDBACK CONTROL electromagnetic proportion regulating and feed pump.
2. Two-way Cycle evaporation concentration device as claimed in claim 1, it is characterized in that, described water-flow circuit comprises hydraulic jet pump, water tank and the solar energy hot-water tank that two covers are arranged in series, the pipeline that goes out bottom described water tank is connected with the water inlet of heat exchanger through water pump, two cover hydraulic jet pumps, the delivery port of heat exchanger is connected with the water inlet of solar energy hot-water tank by the road, first delivery port of solar energy hot-water tank is connected with water tank water inlet by the road, and the second delivery port of solar energy hot-water tank is communicated with the second hydraulic jet pump through outlet pipe.
3. Two-way Cycle evaporation concentration device as claimed in claim 1, it is characterized in that, the pipeline between described water tank and water pump is provided with draining branch road, described draining branch road is provided with draining valve.
4. Two-way Cycle evaporation concentration device as claimed in claim 1 or 2, is characterized in that, be provided with overflow pipe on described water tank top.
5. Two-way Cycle evaporation concentration device as claimed in claim 1, it is characterized in that, described heat exchanger is pipe heat exchanger.
6. Two-way Cycle evaporation concentration device as claimed in claim 1, is characterized in that, the sidewall of described evaporator is provided with observation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520370697.1U CN204767476U (en) | 2015-06-02 | 2015-06-02 | Dual cycle evaporative concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520370697.1U CN204767476U (en) | 2015-06-02 | 2015-06-02 | Dual cycle evaporative concentration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204767476U true CN204767476U (en) | 2015-11-18 |
Family
ID=54507608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520370697.1U Expired - Fee Related CN204767476U (en) | 2015-06-02 | 2015-06-02 | Dual cycle evaporative concentration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204767476U (en) |
-
2015
- 2015-06-02 CN CN201520370697.1U patent/CN204767476U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160602 |