CN214971877U - Vacuum heat pump evaporation crystallizer - Google Patents
Vacuum heat pump evaporation crystallizer Download PDFInfo
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- CN214971877U CN214971877U CN202120920143.XU CN202120920143U CN214971877U CN 214971877 U CN214971877 U CN 214971877U CN 202120920143 U CN202120920143 U CN 202120920143U CN 214971877 U CN214971877 U CN 214971877U
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Abstract
The utility model relates to a vacuum heat pump evaporative crystallizer, which comprises a heat pump compressor, a heater, a crystallization separator, a forced circulation pump, a condenser, a cooling water circulation pump and a condensate storage tank, wherein the crystallization separator is provided with a material inlet, the material inlet is provided with a first electromagnetic valve, the forced circulation pump is connected with the crystallization separator, the forced circulation pump is also connected with the heater, the heater is connected with the crystallization separator, the top end of the crystallization separator is connected with the condenser, the condenser is connected with the condensate storage tank, the condenser is also connected with the cooling water circulation pump, the heat pump compressor is provided with a heat medium inlet, a heat medium outlet, a chilled water inlet and a chilled water outlet, the cooling water circulation pump is connected with the chilled water inlet, the condenser is connected with the chilled water outlet, and the heater is connected with the heat medium inlet, the heater still is connected with the heat medium export, the utility model discloses area is little, and the power consumption is low.
Description
Technical Field
The utility model relates to an evaporative crystallization technical field, especially a vacuum heat pump evaporative crystallizer.
Background
When the evaporation crystallization treatment is carried out on the high-salinity water material, an evaporation crystallizer is usually used for working, the conventional evaporation crystallizer usually adopts the traditional steam or electric heating evaporation technology, the energy consumption is high, and the occupied area is large because equipment such as a steam boiler, a cold water tower and the like is required to be arranged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vacuum heat pump evaporative crystallizer that power consumption is low, area is little has solved the above-mentioned problem that exists among the prior art in the use.
The technical scheme of the utility model is realized like this: a vacuum heat pump evaporative crystallizer comprises a heat pump compressor, a heater, a crystallization separator, a forced circulation pump, a condenser, a cooling water circulation pump and a condensate storage tank, wherein a material inlet is formed in the crystallization separator, a first electromagnetic valve is arranged on the material inlet, the forced circulation pump is connected with the crystallization separator, the forced circulation pump is further connected with the heater, the heater is connected with the middle of the crystallization separator, the top end of the crystallization separator is connected with the condenser, the condenser is connected with the condensate storage tank, the condenser is further connected with the cooling water circulation pump, a heat medium inlet, a heat medium outlet, a chilled water inlet and a chilled water outlet are formed in the heat pump compressor, the cooling water circulation pump is connected with the chilled water inlet, the condenser is connected with the chilled water outlet, and the heater is connected with the heat medium inlet, the heater is also connected with the heat medium outlet.
By adopting the technical scheme, the heating medium on the heater enters the heat pump compressor through the heat medium inlet, the heat pump compressor returns the high-temperature and high-pressure heating medium to the heater through the heat medium outlet after being compressed, the heating medium is Freon R22 or R407C or R134a and the like, the material in the crystallization separator flows to the heater through the action of the forced circulation pump, the heating medium in the heater heats the material flowing into the heater, the heated material flows into the crystallization separator again, the material in the crystallization separator is heated, the moisture is continuously evaporated, the water vapor is led to the condenser from the top end of the crystallization separator, the water vapor is condensed by the chilled water in the condenser, the condensed water flows into the condensed water storage tank, and the chilled water absorbing the heat of the water vapor enters the chilled water inlet through the cooling water circulation pump, and provide heating medium with the heat in the heat pump compressor, the refrigerated water that becomes cold again enters into the condenser from the refrigerated water export again, so circulate just can effectually carry out the evaporative crystallization to the material, the utility model discloses area is little to need not like traditional evaporation equipment need extra energy to supply, required energy consumption also only is used for driving the electric energy of heat pump compressor operation, therefore furthest's realization energy-conserving purpose.
The utility model discloses further set up to: and the condensed water storage tank is connected with a vacuum pump.
By adopting the technical scheme, the vacuum pump enables the system to be kept in a high vacuum state, so that the boiling temperature of the material is reduced to 30-38 ℃, and further the heat transfer efficiency and the evaporation effect are improved.
The utility model discloses further set up to: the bottom of the condensed water storage tank is connected with a condensed water pump, a second electromagnetic valve is connected between the bottom of the condensed water storage tank and the condensed water pump, and a condensed water outlet is formed in the condensed water pump.
By adopting the technical scheme, the condensed water enters the condensed water storage tank and can be automatically discharged by the condensed water pump. No manual operation is required.
The utility model discloses further set up to: the bottom of the crystallization separator is connected with a discharge pump, and the discharge pump is connected with a centrifugal machine.
Through adopting above-mentioned technical scheme, the material reaches the supersaturation and produces the crystal after evaporative concentration in the crystal separation ware, and the magma deposits on centrifuge is flowed by the discharge pump water conservancy diversion in the bottom of crystal separation ware, and centrifuge carries out dehydration and obtains the dry crystal product after the dehydration, and is high-efficient swift.
The utility model discloses further set up to: the centrifuge is connected with a mother liquor tank, the bottom of the mother liquor tank is connected with a discharge pump and/or a crystallization separator, and the top of the mother liquor tank is connected with a second vacuum pump.
By adopting the technical scheme, the dry crystal product of the crystal slurry dehydrated by the centrifuge is discharged, and the residual liquid material returns to the crystallization separator for further evaporation and crystallization, or enters the centrifuge again for dehydration through the discharge pump.
The utility model discloses further set up to: the discharge pump is connected with the lower side surface of the crystallization separator.
By adopting the technical scheme, the discharging pump can also enable the liquid material returned to the discharging pump to return to the crystallization separator again to continue evaporation.
The utility model discloses further set up to: the crystallization separator, the forced circulation pump, the discharge pump, the centrifuge and the mother liquor tank are all made of duplex stainless steel 2205 materials.
Through adopting above-mentioned technical scheme, make the equipment of direct contact material can be corrosion-resistant.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1. a heat pump compressor; 2. a heater; 3. a crystallization separator; 4. a forced circulation pump; 5. a condenser; 6. a cooling water circulation pump; 7. a condensed water storage tank; 8. a material inlet; 9. a first solenoid valve; 10. a heating medium inlet; 11. a heating medium outlet; 12. a chilled water inlet; 13. a chilled water outlet; 14. a vacuum pump; 15. a condensate pump; 16. a second solenoid valve; 17. a condensed water outlet; 18. a discharge pump; 19. a centrifuge; 20. a mother liquor tank; 21. a second vacuum pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1, the utility model discloses a vacuum heat pump evaporative crystallizer, which comprises a heat pump compressor 1, a heater 2, a crystal separator 3, a forced circulation pump 4, a condenser 5, a cooling water circulation pump 6 and a condensed water storage tank 7, wherein the crystal separator 3 is provided with a material inlet 8, the material inlet 8 is provided with a first electromagnetic valve 9, the forced circulation pump 4 is connected with the crystal separator 3, the forced circulation pump 4 is also connected with the heater 2, the heater 2 is connected with the middle part of the crystal separator 3, the top end of the crystal separator 3 is connected with the condenser 5, the condenser 5 is connected with the condensed water storage tank 7, the condenser 5 is also connected with the cooling water circulation pump 6, the heat pump compressor 1 is provided with a heat medium inlet 10, a heat medium outlet 11, a chilled water inlet 12 and a chilled water outlet 13, the cooling water circulating pump 6 is connected with a chilled water inlet 12, the condenser 5 is connected with a chilled water outlet 13, the heater 2 is connected with a heating medium inlet 10, and the heater 2 is further connected with a heating medium outlet 11.
The utility model discloses a theory of operation: the high salt water material flows into the crystal separator 3 from the material inlet 8, the heating medium on the heater 2 enters the heat pump compressor 1 through the heat medium inlet 10, the heat pump compressor 1 returns the high-temperature and high-pressure heating medium to the heater 2 from the heat medium outlet 11 after compression, wherein the heating medium is Freon R22 or R407C or R134a, etc., the material in the crystal separator 3 flows to the heater 2 through the action of the forced circulation pump 4, the heating medium in the heater 2 heats the material flowing into the heater 2, the heated material flows into the crystal separator 3 again, the material in the crystal separator 3 is heated, the moisture is evaporated continuously, the water vapor flows from the top end of the crystal separator 3 to the condenser 5, the water vapor is condensed by the chilled water in the condenser 5, the condensed water flows into the storage tank 7, and the chilled water absorbing the heat of the water enters the chilled water inlet 12 through the chilled water circulation pump 6, and give heating medium with heat transfer in heat pump compressor 1, the refrigerated water that becomes cold again enters into condenser 5 from refrigerated water export 13 again, so the circulation just can effectually carry out the evaporation crystallization to the material, the utility model discloses area is little to need not like traditional evaporation equipment need extra energy to supply, required energy consumption also only is used for driving the electric energy of heat pump compressor 1 operation, consequently can furthest's realization energy-conserving purpose.
Wherein, be connected with vacuum pump 14 on the condensate water storage tank 7, vacuum pump 14 makes the system keep high vacuum state, and when the vacuum degree reached more than-0.096 Mpa, the temperature of material boiling reduced to between 30-38 ℃, and then increases heat transfer efficiency and evaporation effect to reduce boiling temperature and can make corrosive material to the degree of corrosion of equipment reduce to minimum, compare its equipment life of traditional evaporimeter and prolong greatly.
In addition, a condensate pump 15 is connected to the bottom of the condensate storage tank 7, a second electromagnetic valve 16 is connected between the bottom of the condensate storage tank 7 and the condensate pump 15, a condensate outlet 17 is formed in the condensate pump 15, and when condensate enters the condensate storage tank 7, the condensate can be automatically discharged by the condensate pump 15. No manual operation is required.
The utility model discloses in, the bottom of crystal separator 3 is connected with discharge pump 18, be connected with centrifuge 19 on the discharge pump 18, the material reaches the supersaturation and produces the crystal after evaporative concentration in crystal separator 3, and the magma constantly accumulates and deposits in the bottom of crystal separator 3, then by discharge pump 18 water conservancy diversion to centrifuge 19 on, centrifuge 19 carries out dehydration and obtains the dry crystal product after the dehydration, and is high-efficient swift.
The centrifuge 19 is connected with a mother liquor tank 20, the bottom of the mother liquor tank 20 is connected with the discharge pump 18 and/or the crystallization separator 3, the top of the mother liquor tank 20 is connected with a second vacuum pump 21, a dried crystal product obtained after the crystal slurry is dehydrated by the centrifuge 19 is discharged, and the remaining liquid material can be returned to the crystallization separator 3 for further evaporation and crystallization, or enter the centrifuge 19 again through the discharge pump 18 for dehydration.
The discharge pump 18 is connected to the lower side of the crystallization separator 3, and the discharge pump 18 can also make the liquid material returned to the discharge pump 18 return to the crystallization separator 3 again to continue the evaporation crystallization.
The utility model discloses in, crystallization separator 3, forced circulation pump 4, discharge pump 18, centrifuge 19 and mother liquor jar 20 all adopt duplex stainless steel 2205 material to make, and duplex stainless steel 2205 material corrosion resistance is good.
The utility model that should point out simultaneously indicates the terminology, like: the directional or positional relationships indicated as "front", "rear", "vertical", "horizontal", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A vacuum heat pump evaporative crystallizer is characterized in that: including heat pump compressor (1), heater (2), crystal separator (3), force circulation pump (4), condenser (5), cooling water circulation pump (6) and condensate water storage tank (7), be equipped with material import (8) on crystal separator (3), be equipped with first solenoid valve (9) on material import (8), force circulation pump (4) are connected with crystal separator (3), force circulation pump (4) still are connected with heater (2), heater (2) are connected with the middle part of crystal separator (3), the top of crystal separator (3) is connected with condenser (5), condenser (5) are connected with condensate water storage tank (7), condenser (5) still are connected with cooling water circulation pump (6), be equipped with heat medium import (10) on heat pump compressor (1), Heat medium export (11), refrigerated water import (12) and refrigerated water export (13), cooling water circulating pump (6) are connected with refrigerated water import (12), condenser (5) are connected with refrigerated water export (13), heater (2) are connected with heat medium import (10), heater (2) still are connected with heat medium export (11).
2. The vacuum heat pump evaporative crystallizer of claim 1, wherein: and the condensed water storage tank (7) is connected with a vacuum pump (14).
3. The vacuum heat pump evaporative crystallizer of claim 1, wherein: the bottom of the condensed water storage tank (7) is connected with a condensed water pump (15), a second electromagnetic valve (16) is connected between the bottom of the condensed water storage tank (7) and the condensed water pump (15), and a condensed water outlet (17) is formed in the condensed water pump (15).
4. The vacuum heat pump evaporative crystallizer of claim 1, wherein: the bottom of the crystallization separator (3) is connected with a discharge pump (18), and the discharge pump (18) is connected with a centrifugal machine (19).
5. The vacuum heat pump evaporative crystallizer of claim 4, wherein: the centrifuge (19) is connected with a mother liquor tank (20), the bottom of the mother liquor tank (20) is connected with a discharge pump (18) and/or a crystallization separator (3), and the top of the mother liquor tank (20) is connected with a second vacuum pump (21).
6. The vacuum heat pump evaporative crystallizer of claim 4, wherein: the discharge pump (18) is connected with the lower side surface of the crystallization separator (3).
7. The vacuum heat pump evaporative crystallizer of claim 1, wherein: the crystallization separator (3), the forced circulation pump (4), the discharge pump (18), the centrifuge (19) and the mother liquor tank (20) are all made of duplex stainless steel 2205 materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120920143.XU CN214971877U (en) | 2021-04-29 | 2021-04-29 | Vacuum heat pump evaporation crystallizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120920143.XU CN214971877U (en) | 2021-04-29 | 2021-04-29 | Vacuum heat pump evaporation crystallizer |
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| CN214971877U true CN214971877U (en) | 2021-12-03 |
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| CN202120920143.XU Active CN214971877U (en) | 2021-04-29 | 2021-04-29 | Vacuum heat pump evaporation crystallizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906895A (en) * | 2022-06-22 | 2022-08-16 | 广东闻扬环境科技有限公司 | Salt-containing wastewater crystallization treatment device and treatment method |
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2021
- 2021-04-29 CN CN202120920143.XU patent/CN214971877U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906895A (en) * | 2022-06-22 | 2022-08-16 | 广东闻扬环境科技有限公司 | Salt-containing wastewater crystallization treatment device and treatment method |
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