CN207031012U - A kind of high-salt wastewater concentrating and treating system - Google Patents
A kind of high-salt wastewater concentrating and treating system Download PDFInfo
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- CN207031012U CN207031012U CN201720962427.9U CN201720962427U CN207031012U CN 207031012 U CN207031012 U CN 207031012U CN 201720962427 U CN201720962427 U CN 201720962427U CN 207031012 U CN207031012 U CN 207031012U
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Abstract
It the utility model is related to water treatment field, a kind of more particularly to high-salt wastewater concentrating and treating system, it includes head tank, heat exchanger, heater, falling film evaporator, condensate heater, pressurizer and feedstock transportation pipeline, the falling film evaporator includes falling film evaporator charging aperture, falling film evaporator discharging opening, falling film evaporator steam inlet and falling film evaporator steam delivery port and two-way circulating and evaporating pipeline, the two-way circulating and evaporating pipeline are connected from falling film evaporator discharging opening by force (forcing) pump with falling film evaporator charging aperture respectively.Device energy-conserving and environment-protective provided by the utility model, technique is simple, and number of devices is few, and equipment investment cost is low.
Description
Technical field
It the utility model is related to water treatment field, more particularly to a kind of high-salt wastewater concentrating and treating system.
Background technology
Anhydrous calcium chloride meets water heating and condensation point is low, water imbibition is strong, is typically used as road, highway, parking lot, harbour
Snow melt and deicing.Drier is can be used as, is such as used for the drying of nitrogen, oxygen, hydrogen, hydrogen chloride, sulfur dioxide gas,
It is fog dispersal and dust, the optimal material of fabric fire on road surface at harbour；In addition can when production alcohol, ester, ether and acrylic resin
For use as dehydrating agent.Calcium chloride water is used for refrigerator and ice making important refrigerant, moreover it is possible to accelerates the hard of concrete
Change and increase the tolerance to cold of building mortar, be excellent building anti-freezing agent；Also act as the metallurgical protective agent of magnalium, refining
Agent, is the precipitating reagent for producing mordant pigment, processes deinking for waste paper, is the raw material for producing calcium salt, calcium chloride solution also can use
In sodium alginate industry, bean product industry flocculant use, prior art have using the concentrated process for producing of high-salt wastewater without
The technology of water calcium chloride, but existing treatment technology energy consumption is higher, and complex process, equipment investment cost are higher.
Utility model content
Technical problem to be solved in the utility model is to provide energy-conserving and environment-protective, and technique is simple, and number of devices is few, and equipment is thrown
Provide a kind of low high-salt wastewater concentrating and treating system of cost.
The utility model is to be achieved by the following technical programs：
A kind of high-salt wastewater concentrating and treating system, it includes head tank, heat exchanger, heater, falling film evaporator, and condensate adds
Hot device, pressurizer and feedstock transportation pipeline, the head tank are provided with head tank inlet, head tank water inlet and head tank
Liquid outlet, the head tank water inlet are connected with distillation water pipeline by valve, and the head tank inlet passes through valve and original
Material conveying tube road communicates, and the heat exchanger is provided with heat exchanger inlet, and heat exchanger outlet, heat exchanger water inlet and heat exchanger go out
The mouth of a river, the head tank liquid outlet are connected with heat exchanger inlet by force (forcing) pump and feedstock transportation pipeline, the heater bag
Include heater inlet, heater liquid outlet, heater steam import and heater steam outlet, the heat exchanger outlet with
Heater inlet is connected by feedstock transportation pipeline, and the falling film evaporator includes falling film evaporator charging aperture, and falling liquid film steams
Hair device discharging opening, falling film evaporator steam inlet and falling film evaporator steam delivery port and two-way circulating and evaporating pipeline, described two
Road circulating and evaporating pipeline is connected from falling film evaporator discharging opening by force (forcing) pump with falling film evaporator charging aperture respectively, described solidifying
Water heater is provided with condensate heater inlet, condensate heater liquid outlet, the import of condensate heater steam and condensate heater
Steam (vapor) outlet, the falling film evaporator discharging opening are connected by feedstock transportation pipeline and force (forcing) pump with condensate heater inlet
Logical, the pressurizer is provided with pressurizer inlet, pressurizer liquid outlet, pressurizer steam (vapor) outlet, institute
State condensate heater liquid outlet by feedstock transportation pipeline and force (forcing) pump with pressurizer inlet to be connected, the pressure is put down
Weighing apparatus liquid outlet leads to subsequent processing by feedstock transportation pipeline and force (forcing) pump.
The falling film evaporator includes the forced-circulation evaporator of the liquid distributor on top, heat exchanger tube and bottom.
The system also includes steam conveying pipeline, and the steam conveying pipeline passes through two compressors and falling film evaporator
Steam inlet and condensate heater steam import are connected, and falling film evaporator steam (vapor) outlet and the outlet of condensate heater steam lead to again
Steam conveying pipeline is crossed with heater steam import to be connected.
The falling film evaporator, condensate heater and compressor further respectively have condensation-water drain, the condensation-water drain
Communicated respectively by condensed water transfer pipeline with drainer, the delivery port of the drainer passes through condensed water transfer pipeline and heat exchange
Device water inlet is connected.
The beneficial effects of the utility model are：
A kind of high-salt wastewater concentrating and treating system, it includes head tank, heat exchanger, heater, falling film evaporator, and condensate adds
Hot device, pressurizer and feedstock transportation pipeline, in this way, high-salt wastewater raw material is through feedstock transportation pipeline and force (forcing) pump, according to
It is secondary to carry out concentration and evaporation processing through head tank, heat exchanger, heater, falling film evaporator, condensate heater, pressurizer, and
Falling film evaporator sets two-way circulating and evaporating pipeline, high-salt wastewater raw material is evaporated by reciprocation cycle, technique is simple, number of devices
Amount is few, and equipment investment cost lowers.
The falling film evaporator includes the forced-circulation evaporator of the liquid distributor on top, heat exchanger tube and bottom, liquid distributor
Setting can ensure that its liquid film of high-salt wastewater is uniform, and surface moistens completely, prevent heat exchanger tube fouling, and high-salt wastewater is evaporating just
Phase, material concentration is relatively low, and mobility is preferable, using the falling film evaporation technology of the high coefficient of heat transfer, reduces equipment heat exchange area and throwing
Cost is provided, while reduces system operation energy consumption, and is held after evaporation, material concentration is higher, and mobility is poor, then is followed with pressure
Ring evaporator carries out forced evaporation, constantly concentrates material evaporation, makes concentration and evaporation treatment effect more preferable.
The steam conveying pipeline is entered by two compressors with falling film evaporator steam inlet and condensate heater steam
Mouth is connected, and falling film evaporator steam (vapor) outlet and the outlet of condensate heater steam pass through steam conveying pipeline and heater steam again
Import is connected, in this way, using compressor by both vapor compression to improve the interior energy of steam enthalpy, and the steaming after being compressed
Vapour is entered back into heater to as material evaporation after falling film evaporator and condensate heater are evaporated concentration to raw material
Thermal source, it is treated afterwards to enter steam conveying pipe, carry out the thermal source of cyclic utilization system with this, indirect steam all reclaims
Utilize, it is not necessary to which special configuration equipment carries out steam condensation operation with recirculated cooling water, both environmental protection and energy saving, reduces equipment again
Input, and floor space is small.
The falling film evaporator, condensate heater and compressor further respectively have condensation-water drain, the condensation-water drain
Communicated respectively by condensed water transfer pipeline with drainer, the delivery port of the drainer passes through condensed water transfer pipeline and heat exchange
Device water inlet is connected, and so sets falling film evaporator, the condensed water pot recovery of the condensed water in condensate heater and compressor
Raw material is preheated into heat exchanger afterwards, not only environmental protection but also the saving energy, and efficiency high.
Brief description of the drawings
Fig. 1 is Tthe utility model system structural representation；
In figure：1. head tank, 2. force (forcing) pumps, 3. heat exchangers, 4. drainers, 5. heaters, 6. heat exchanger tubes, 7. falling film evaporations
Device, 8. forced-circulation evaporators, 9. compressors, 10. condensate heaters, 11. pressurizers, 12. feedstock transportation pipelines, 13.
Distill water pipeline, 14. condensed water transfer pipelines, 15. steam conveying pipelines, 16. circulating and evaporating pipelines, 17. liquid distributors.
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings
The utility model is described in further detail with most preferred embodiment.
As illustrated, a kind of high-salt wastewater concentrating and treating system, it includes head tank 1, heat exchanger 3, heater 5, falling liquid film
Evaporator 7, condensate heater 10, pressurizer 11 and feedstock transportation pipeline 12, the head tank are provided with head tank inlet,
Head tank water inlet and head tank liquid outlet, the head tank water inlet are connected with distillation water pipeline 13 by valve, the original
Batch can inlet is communicated by valve with feedstock transportation pipeline, and the heat exchanger is provided with heat exchanger inlet, heat exchanger outlet,
Heat exchanger water inlet and heat exchanger delivery port, the head tank liquid outlet pass through force (forcing) pump and feedstock transportation with heat exchanger inlet
Pipeline communication, the heater include heater inlet, and heater liquid outlet, heater steam import and heater steam go out
Mouthful, the heat exchanger outlet is connected with heater inlet by feedstock transportation pipeline, and the falling film evaporator includes drop
Film evaporator charging aperture, falling film evaporator discharging opening, falling film evaporator steam inlet and falling film evaporator steam delivery port and two
Road circulating and evaporating pipeline 16, the two-way circulating and evaporating pipeline pass through force (forcing) pump 2 and falling liquid film from falling film evaporator discharging opening respectively
Evaporation feed liquor mouth is connected, and the condensate heater is provided with condensate heater inlet, condensate heater liquid outlet, and condensate adds
Hot device steam inlet and condensate heater steam outlet, the falling film evaporator discharging opening pass through feedstock transportation pipeline and force (forcing) pump
It is connected with condensate heater inlet, the pressurizer is provided with pressurizer inlet, pressurizer liquid outlet,
Pressurizer steam (vapor) outlet, the condensate heater liquid outlet are entered by feedstock transportation pipeline and force (forcing) pump with pressurizer
Liquid mouth is connected, and the pressurizer liquid outlet leads to subsequent processing by feedstock transportation pipeline and force (forcing) pump.
Optimization, the falling film evaporator includes the forced-circulation evaporator of the liquid distributor 17 on top, heat exchanger tube 6 and bottom
8。
Further, the system also includes steam conveying pipeline 15, the steam conveying pipeline by two compressors 9 with
Falling film evaporator steam inlet and condensate heater steam import are connected, and falling film evaporator steam (vapor) outlet and condensate heater steam
Vapor outlet is connected by steam conveying pipeline with heater steam import again.
Further, the falling film evaporator, condensate heater and compressor further respectively have condensation-water drain, the condensation
Water out is communicated by condensed water transfer pipeline 14 with drainer 4 respectively, and the delivery port of the drainer is conveyed by condensed water
Pipeline is connected with heat exchanger water inlet.
The falling film evaporator, condensate heater and pressurizer are existing commercially available prod,
Because high-salt wastewater raw material is through feedstock transportation pipeline and force (forcing) pump, successively through head tank, heat exchanger, heater, drop
Film evaporator, condensate heater, pressurizer carries out concentration and evaporation processing, and falling film evaporator sets two-way circulating and evaporating pipe
Line, high-salt wastewater raw material is set to be evaporated by reciprocation cycle, technique is simple, and number of devices is few, and equipment investment cost lowers.
Falling film evaporator includes the forced-circulation evaporator of the liquid distributor on top, heat exchanger tube and bottom, the setting of liquid distributor
It can ensure that its liquid film of high-salt wastewater is uniform, surface moistens completely, prevents heat exchanger tube fouling, high-salt wastewater is in the initial stage of evaporation, thing
Expect that concentration is relatively low, mobility is preferable, using the falling film evaporation technology of the high coefficient of heat transfer, reduce equipment heat exchange area and investment into
This, while reduce system operation energy consumption, and hold after evaporation, material concentration is higher, and mobility is poor, then is steamed with forced circulation
Send out device and carry out forced evaporation, constantly concentrate material evaporation, make concentration and evaporation treatment effect more preferable.
The steam conveying pipeline is entered by two compressors with falling film evaporator steam inlet and condensate heater steam
Mouth is connected, and falling film evaporator steam (vapor) outlet and the outlet of condensate heater steam pass through steam conveying pipeline and heater steam again
Import is connected, in this way, using compressor by both vapor compression to improve the interior energy of steam enthalpy, and the steaming after being compressed
Vapour is entered back into heater to as material evaporation after falling film evaporator and condensate heater are evaporated concentration to raw material
Thermal source, it is treated afterwards to enter steam conveying pipe, carry out the thermal source of cyclic utilization system with this, indirect steam all reclaims
Utilize, it is not necessary to which special configuration equipment carries out steam condensation operation with recirculated cooling water, both environmental protection and energy saving, reduces equipment again
Input, and floor space is small.
The falling film evaporator, condensate heater and compressor further respectively have condensation-water drain, the condensation-water drain
Communicated respectively by condensed water transfer pipeline with drainer, the delivery port of the drainer passes through condensed water transfer pipeline and heat exchange
Device water inlet is connected, and so sets falling film evaporator, the condensed water pot recovery of the condensed water in condensate heater and compressor
Raw material is preheated into heat exchanger afterwards, not only environmental protection but also the saving energy, and efficiency high.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (4)
1. a kind of high-salt wastewater concentrating and treating system, it is characterized in that：Including head tank, heat exchanger, heater, falling film evaporator,
Condensate heater, pressurizer and feedstock transportation pipeline, the head tank are provided with head tank inlet, head tank water inlet and
Head tank liquid outlet, the head tank water inlet are connected with distillation water pipeline by valve, and the head tank inlet passes through valve
Door communicates with feedstock transportation pipeline, and the heat exchanger is provided with heat exchanger inlet, heat exchanger outlet, heat exchanger water inlet and changes
Hot device delivery port, the head tank liquid outlet are connected with heat exchanger inlet by force (forcing) pump and feedstock transportation pipeline, described to add
Hot device includes heater inlet, heater liquid outlet, and heater steam import and heater steam outlet, the heat exchanger go out
Liquid mouth is connected with heater inlet by feedstock transportation pipeline, and the falling film evaporator includes falling film evaporator charging aperture,
Falling film evaporator discharging opening, falling film evaporator steam inlet and falling film evaporator steam delivery port and two-way circulating and evaporating pipeline,
The two-way circulating and evaporating pipeline is connected from falling film evaporator discharging opening by force (forcing) pump with falling film evaporator charging aperture respectively,
The condensate heater is provided with condensate heater inlet, condensate heater liquid outlet, the import of condensate heater steam and condensate
Heater steam exports, and the falling film evaporator discharging opening passes through feedstock transportation pipeline and force (forcing) pump and condensate heater inlet
It is connected, the pressurizer is provided with pressurizer inlet, pressurizer liquid outlet, and pressurizer steam goes out
Mouthful, the condensate heater liquid outlet is connected by feedstock transportation pipeline and force (forcing) pump with pressurizer inlet, described
Pressurizer liquid outlet leads to subsequent processing by feedstock transportation pipeline and force (forcing) pump.
2. a kind of high-salt wastewater concentrating and treating system according to claim 1, it is characterized in that：The falling film evaporator includes
The forced-circulation evaporator of the liquid distributor on top, heat exchanger tube and bottom.
3. any one high-salt wastewater concentrating and treating system according to claim 1 or 2, it is characterized in that：Also include steam
Transfer pipeline, the steam conveying pipeline are entered by two compressors with falling film evaporator steam inlet and condensate heater steam
Mouth is connected, and falling film evaporator steam (vapor) outlet and the outlet of condensate heater steam pass through steam conveying pipeline and heater steam again
Import is connected.
4. a kind of high-salt wastewater concentrating and treating system according to claim 3, it is characterized in that：The falling film evaporator, coagulate
Water heater and compressor further respectively have condensation-water drain, the condensation-water drain respectively by condensed water transfer pipeline with it is cold
Solidifying tank is communicated, and the delivery port of the drainer is connected by condensed water transfer pipeline with heat exchanger water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720962427.9U CN207031012U (en) | 2017-08-03 | 2017-08-03 | A kind of high-salt wastewater concentrating and treating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720962427.9U CN207031012U (en) | 2017-08-03 | 2017-08-03 | A kind of high-salt wastewater concentrating and treating system |
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| Publication Number | Publication Date |
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| CN207031012U true CN207031012U (en) | 2018-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720962427.9U Active CN207031012U (en) | 2017-08-03 | 2017-08-03 | A kind of high-salt wastewater concentrating and treating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109504809A (en) * | 2018-12-12 | 2019-03-22 | 中国轻工业南宁设计工程有限公司 | Sugaring falling film evaporation intelligence control system |
| CN112274957A (en) * | 2020-10-30 | 2021-01-29 | 张家港市蓝鸟机械有限公司 | Hemp oil falling film evaporator |
-
2017
- 2017-08-03 CN CN201720962427.9U patent/CN207031012U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109504809A (en) * | 2018-12-12 | 2019-03-22 | 中国轻工业南宁设计工程有限公司 | Sugaring falling film evaporation intelligence control system |
| CN112274957A (en) * | 2020-10-30 | 2021-01-29 | 张家港市蓝鸟机械有限公司 | Hemp oil falling film evaporator |
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