CN213688015U - Heat exchange device based on recirculated cooling water in evaporative concentration workshop - Google Patents
Heat exchange device based on recirculated cooling water in evaporative concentration workshop Download PDFInfo
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- CN213688015U CN213688015U CN202022109514.4U CN202022109514U CN213688015U CN 213688015 U CN213688015 U CN 213688015U CN 202022109514 U CN202022109514 U CN 202022109514U CN 213688015 U CN213688015 U CN 213688015U
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- 239000000498 cooling water Substances 0.000 title claims abstract description 103
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 230000001105 regulatory effect Effects 0.000 claims abstract description 36
- 238000001704 evaporation Methods 0.000 claims abstract description 20
- 230000008020 evaporation Effects 0.000 claims abstract description 18
- 239000002351 wastewater Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 6
- 238000004062 sedimentation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 239000000049 pigment Substances 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract 1
- 239000010865 sewage Substances 0.000 description 17
- 238000005086 pumping Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000000194 supercritical-fluid extraction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of resource recycling, and discloses a heat exchange device based on circulating cooling water in an evaporation concentration workshop, which comprises a biochemical effluent heat exchange tank, an adjusting tank, a biochemical tank and a water storage tank; the biochemical effluent heat exchange tank is provided with a circulating cooling water inlet and a circulating cooling water outlet; the circulating cooling water outlet is connected with the inlet of the heat exchange tube of the regulating pool through a cooling water pump; the outlet of the heat exchange tube of the regulating reservoir extends to the upper part of the inlet of the water storage reservoir; the water storage tank is connected with an inlet of a circulating cooling water heat exchange tank of the evaporation and concentration workshop, and an outlet of the circulating cooling water heat exchange tank is connected with a circulating cooling water inlet; the adjusting tank is communicated with the inlet of the biochemical tank through a lifting pump; the water outlet end of the biochemical pool is connected with the inlet of the biochemical water outlet heat exchange tube through a biochemical pool water outlet pump. The utility model discloses a heat transfer device can make full use of pigment to draw the heat energy that the evaporative concentration in-process produced, has avoided the pigment to draw the waste of water resource and heat energy among the evaporative concentration in-process.
Description
Technical Field
The utility model belongs to the technical field of the resource is recycled, concretely relates to heat transfer device based on recirculated cooling water in the evaporative concentration workshop.
Background
Since the middle of the 20 th century, research and development of natural pigments have been receiving renewed attention from countries around the world. The production process of extracting natural plant pigment mainly includes solvent extraction method, supercritical fluid extraction method and adsorption refining method. In the evaporation and concentration process of the pigment product, a large amount of heat energy is consumed, a large amount of wastewater with the temperature of more than 50 ℃ is generated, a large amount of circulating cooling water is used for heat dissipation twice, the heat energy is changed into steam in cooling circulation to be directly discharged, and the waste of water resources and heat energy is caused. In order to fully utilize the part of water resources (circulating cooling water) and heat energy, a heat exchange device based on the circulating cooling water in an evaporation concentration plant is designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a heat exchange device based on recirculated cooling water in an evaporative concentration workshop.
The utility model discloses the technical scheme who adopts does:
a heat exchange device based on circulating cooling water in an evaporation and concentration workshop comprises a biochemical effluent heat exchange tank, an adjusting tank, a biochemical tank and a water storage tank;
a biochemical effluent heat exchange tube is arranged in the biochemical effluent heat exchange pool, and a circulating cooling water inlet and a circulating cooling water outlet are arranged on the biochemical effluent heat exchange pool;
an adjusting tank heat exchange tube is arranged in the adjusting tank, and the circulating cooling water outlet is connected with the inlet of the adjusting tank heat exchange tube through a cooling water pump;
the outlet of the regulating pool heat exchange pipe extends to the upper part of the inlet of the water storage pool;
the water storage tank is connected with an inlet of a circulating cooling water heat exchange tank of the evaporation and concentration workshop, a wastewater heat exchange pipe is arranged in the circulating cooling water heat exchange tank, and an outlet of the circulating cooling water heat exchange tank is connected with a circulating cooling water inlet;
the adjusting tank is communicated with an inlet of the biochemical tank through a lifting pump;
the water outlet end of the biochemical pool is connected with the inlet of the biochemical water outlet heat exchange pipe through a biochemical pool water outlet pump.
The heat exchange device in the scheme can fully utilize heat energy generated in the pigment extraction, evaporation and concentration process, and avoids waste of water resources and heat energy in the pigment extraction, evaporation and concentration process.
Furthermore, the biochemical pool water outlet pump is connected with the inlet of the biochemical water outlet heat exchange pipe through a biochemical pool water outlet pipe.
Furthermore, a first flowmeter is arranged on the water outlet pipe of the biochemical pool.
Further, the first flow meter is an electromagnetic flow meter.
Furthermore, a second flowmeter is arranged on a regulating tank heat exchange main pipe of the regulating tank heat exchange pipe.
Further, the second flow meter is an electromagnetic flow meter.
The biochemical effluent water heat exchange device further comprises a controller and an electronic thermometer for detecting the water temperature of the adjusting tank, wherein the controller is arranged on one side of the biochemical effluent water heat exchange tank, and the electronic thermometer is inserted into the adjusting tank;
the electronic thermometer, the second flowmeter and the first flowmeter are all electrically connected to the controller.
Furthermore, the regulating reservoir heat exchange tube comprises a regulating reservoir heat exchange main tube and a plurality of regulating reservoir heat exchange branch tubes;
one end of the regulating reservoir heat exchange main pipe is connected with the cooling water pump, and the other end of the regulating reservoir heat exchange main pipe is connected with the regulating reservoir heat exchange branch pipes respectively.
Further, the biochemical pool comprises an anaerobic zone, an aerobic zone and a sedimentation zone which are arranged in sequence, and the anaerobic zone, the aerobic zone and the sedimentation zone are communicated in sequence;
and a clarified liquid outlet of the settling zone is connected with the water outlet pump of the biochemical pool.
Furthermore, the upper end of the settling zone is provided with an overflow weir, and the overflow weir is connected with the biochemical pool water outlet pump through an overflow pipe.
The utility model has the advantages that:
when the heat exchange device is used, the circulating cooling water stored in the water storage tank can enter a circulating cooling water heat exchange tank of an evaporation concentration workshop under the pumping action of the cooling water pump, on the other hand, in the pigment evaporation concentration process of the evaporation concentration workshop, a large amount of waste water with the temperature of more than 50 ℃ can be generated, the part of waste water can enter a waste water heat exchange pipe, so that the circulating cooling water and the part of waste water exchange heat, and finally, the circulating cooling water with the water temperature of 50 ℃ flows out from the outlet of the circulating cooling water heat exchange tank; the circulating cooling water flowing out from the outlet of the circulating cooling water heat exchange pool enters the biochemical effluent heat exchange pool under the pumping action of the cooling water pump, on the other hand, the biochemical pool effluent water obtained after purification in the biochemical pool is pumped to the biochemical effluent heat exchange pipe by the biochemical pool effluent pump, and then exchanges heat with the circulating cooling water entering the biochemical effluent heat exchange pool, after heat exchange, the circulating cooling water flowing out from the circulating cooling water outlet (after finishing heat exchange with the biochemical pool effluent water, the temperature of the circulating cooling water is about 40 ℃) can enter the regulating pool heat exchange pipe by the pumping of the cooling water pump, the circulating cooling water (the temperature is about 40 ℃) in the regulating pool heat exchange pipe exchanges heat with the sewage in the regulating pool, so that the sewage in the regulating pool is heated, and the subsequent aerobic treatment is convenient, therefore, the heat exchange device can fully utilize the pigment to extract the heat energy generated in the evaporation concentration process, the waste of water resource and heat energy in the process of extracting, evaporating and concentrating the pigment is avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial structural schematic diagram of the biochemical effluent heat exchange tank, the adjusting tank and the water storage tank (the partial schematic diagram of fig. 1).
FIG. 3 is a schematic view of the structure of a biochemical cell (partial schematic view of FIG. 1).
Fig. 4 is a partial schematic view of fig. 2.
Fig. 5 is a simplified schematic diagram of a circulation line for circulating cooling water.
In the figure: 10-biochemical effluent heat exchange tank; 11-inlet of circulating cooling water; 12-a circulating cooling water outlet; 13-biochemical effluent heat exchange tubes; 20-a regulating reservoir; 21-equalizing tank heat exchange tubes; 211-conditioning tank heat exchange manifold; 212-conditioning tank heat exchange manifold; 30-a biochemical pool; 31-an anaerobic zone; 32-an aerobic zone; 33-a precipitation zone; 34-an overflow weir; 35-a water outlet pipe of the biochemical pool; 36-an overflow pipe; 40-a water storage tank; 51-a cooling water pump; 52-a lift pump; 53-water outlet pump of biochemical pool; 60-a controller; 61-a first flow meter; 62-a second flow meter; 70-evaporation concentration plant.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1 to 4, a heat exchange device based on circulating cooling water in an evaporative concentration plant of the present embodiment includes a biochemical effluent heat exchange tank 10, a conditioning tank 20, a biochemical tank 30 and a water storage tank 40.
A biochemical effluent heat exchange tube 13 is arranged in the biochemical effluent heat exchange pool 10, and a circulating cooling water inlet 11 and a circulating cooling water outlet 12 are arranged on the biochemical effluent heat exchange pool; the circulating cooling water inlet 11 and the circulating cooling water outlet 12 are respectively positioned at two ends of the biochemical effluent heat exchange tank 10, the flow direction of the biochemical effluent entering the biochemical effluent heat exchange pipe 13 is opposite to that of the circulating cooling water entering the biochemical effluent heat exchange tank 10, the biochemical effluent exchanges heat with the circulating cooling water, the biochemical effluent which completes heat exchange flows out through the outlet of the biochemical effluent heat exchange pipe 13, the biochemical effluent and the circulating cooling water which completes heat exchange wait for collection, and the circulating cooling water which completes heat exchange flows out through the circulating cooling water outlet 12.
The adjusting tank 20 is arranged at one side of the biochemical effluent heat exchange tank 10, an adjusting tank heat exchange pipe 21 is arranged in the adjusting tank 20, and the circulating cooling water outlet 12 is connected with an inlet of the adjusting tank heat exchange pipe 21 through a cooling water pump 51; the outlet of the equalizing tank heat exchange tube 21 extends above the inlet of the water storage tank 40; circulating cooling water (after heat exchange with biochemical pond effluent is completed, the temperature of the circulating cooling water is about 40 ℃) flowing out of the circulating cooling water outlet 12 can enter the regulating pond heat exchange tube 21 through the cooling water pump 51 in a pumping mode, the circulating cooling water (the temperature of the water is about 40 ℃) in the regulating pond heat exchange tube 21 can exchange heat with sewage in the regulating pond, the temperature of the sewage in the regulating pond is increased, and the temperature of the water in the regulating pond is controlled within the range of 25-35 ℃ (the temperature range in summer) or within the range of 35-40 ℃ (the temperature range in winter); after heat exchange with the sewage in the equalizing tank, the temperature of the circulating cooling water drops again, and then the circulating cooling water directly flows into the water storage tank 40 through the outlet of the equalizing tank heat exchange tube 21 to be stored.
Because the water storage tank 40 is connected with the inlet of the circulating cooling water heat exchange tank of the evaporation concentration workshop 70, a wastewater heat exchange pipe is arranged in the circulating cooling water heat exchange tank, and the outlet of the circulating cooling water heat exchange tank is connected with the circulating cooling water inlet 11; the circulating cooling water stored in the water storage tank 40 enters the circulating cooling water heat exchange tank of the evaporation and concentration workshop 70 under the pumping action of the cooling water pump 51, on the other hand, in the pigment evaporation and concentration process in the evaporation and concentration workshop 70, a large amount of waste water with the temperature of more than 50 ℃ is generated, and the part of waste water enters the waste water heat exchange pipe, so that the circulating cooling water exchanges heat with the part of waste water, and finally the circulating cooling water with the water temperature of 50 ℃ flows out from the outlet of the circulating cooling water heat exchange tank. The circulating cooling water flowing out from the outlet of the circulating cooling water heat exchange tank enters the biochemical effluent heat exchange tank 10 under the pumping action of the cooling water pump 51, and then enters the circulation of the circulating cooling water (as shown in fig. 5).
The adjusting tank is communicated with the inlet of the biochemical tank 30 through a lifting pump 52; after heat exchange is carried out between the sewage in the adjusting tank and circulating cooling water (the water temperature is 40 ℃), the sewage is pumped to the biochemical tank 30 by the lifting pump 52, and sewage purification treatment is carried out through the biochemical tank 30, so that the water temperature of the sewage entering the biochemical tank 30 can be raised, and the sewage purification treatment can be carried out on the raised sewage by better utilizing the biochemical tank 30. And because the water outlet end of the biochemical pool 30 is connected with the inlet of the biochemical water outlet heat exchange tube 13 through the biochemical pool water outlet pump 53, the biochemical pool water outlet obtained after purification in the biochemical pool 30 is pumped to the biochemical water outlet heat exchange tube 13 through the biochemical pool water outlet pump 53, and then exchanges heat with the circulating cooling water in the biochemical water outlet heat exchange pool 10, so as to form a circulating pipeline for sewage treatment.
In this embodiment, the equalizing tank heat exchanging pipe 21 includes an equalizing tank heat exchanging header pipe 211 and a plurality of equalizing tank heat exchanging branch pipes 212, wherein one end of the equalizing tank heat exchanging header pipe 211 is connected to the cooling water pump 51, and the other end thereof is connected to the plurality of equalizing tank heat exchanging branch pipes 212, respectively. Like this through recirculated cooling water outlet 12 outflow recirculated cooling water (the temperature is 40 ℃) can be through in the cooling water pump 51 pump sending equalizing basin heat exchange pipe 21, get into equalizing basin heat exchange house steward 211 earlier, then get into a plurality of equalizing basin heat exchange branch pipes 212 respectively in, recirculated cooling water (the temperature is 40 ℃) in a plurality of equalizing basin heat exchange branch pipes 211 all can carry out the heat exchange with the sewage in the equalizing basin, make the sewage in the equalizing basin heat-rising, the setting up of a plurality of equalizing basin heat exchange branch pipes 212 can make whole heat exchange area increase, the heat exchange effect is better.
Example 2:
on the basis of embodiment 1, in this embodiment, the biochemical pond water outlet pump 53 is connected to the inlet of the biochemical water outlet heat exchange tube 13 through the biochemical pond water outlet pipe 35. The water outlet pipe 35 of the biochemical pool is provided with a first flow meter 61, and the first flow meter 61 is preferably an electromagnetic flow meter.
The regulating cell heat exchange manifold 211 is provided with a second flow meter 62, and the second flow meter 62 is preferably an electromagnetic flow meter.
The heat exchange device of the embodiment further comprises a controller 60 and an electronic thermometer for detecting the water temperature of the adjusting tank, wherein the controller 60 is arranged on one side of the biochemical effluent heat exchange tank 10, and the electronic thermometer is inserted into the adjusting tank 20; the electronic thermometer, the second flow meter 62, and the first flow meter 61 are all electrically connected to the controller 60. The controller 60 can automatically adjust the flow rates of the first flowmeter 61 and the second flowmeter 62 according to the temperature value of the electronic thermometer, so that the water temperature of the sewage in the regulating tank 20 is maintained at about 35 ℃, and the optimal anaerobic treatment temperature at the rear end of the regulating tank (the sewage in the regulating tank is pumped to the anaerobic zone 31) is just met.
Example 3:
on the basis of the embodiment 1, in this embodiment, the biochemical tank 30 includes an anaerobic zone 31, an aerobic zone 32 and a settling zone 33 which are sequentially arranged, and the anaerobic zone 31, the aerobic zone 32 and the settling zone 33 are sequentially communicated; the sewage in the adjusting tank 20 is pumped to the anaerobic zone 31 by the lift pump 52 for anaerobic treatment, then enters the aerobic zone 32 for aerobic treatment, and then enters the settling zone 33 for settling treatment, the clear liquid outlet of the settling zone 33 is connected with the biochemical tank effluent pump 53, and the clear liquid (the clear liquid is the biochemical tank effluent) in the settling zone 33 is pumped to the biochemical effluent heat exchange pipe 13 by the biochemical tank effluent pump 53 for heat exchange.
An overflow weir 34 is arranged at the upper end of the settling zone 33, and the overflow weir 34 is connected with the biochemical pond water outlet pump 53 through an overflow pipe 36. The clarified liquid (biochemical pond effluent) in the settling zone 33 slowly overflows to the overflow weir 34 and is collected, and is pumped to the biochemical effluent heat exchange pipe 13 by the biochemical pond effluent pump 53 for heat exchange.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (10)
1. A heat exchange device based on circulating cooling water in an evaporation and concentration workshop is characterized by comprising a biochemical effluent heat exchange tank, an adjusting tank, a biochemical tank and a water storage tank;
a biochemical effluent heat exchange tube is arranged in the biochemical effluent heat exchange pool, and a circulating cooling water inlet and a circulating cooling water outlet are arranged on the biochemical effluent heat exchange pool;
an adjusting tank heat exchange tube is arranged in the adjusting tank, and the circulating cooling water outlet is connected with the inlet of the adjusting tank heat exchange tube through a cooling water pump;
the outlet of the regulating pool heat exchange pipe extends to the upper part of the inlet of the water storage pool;
the water storage tank is connected with an inlet of a circulating cooling water heat exchange tank of the evaporation and concentration workshop, a wastewater heat exchange pipe is arranged in the circulating cooling water heat exchange tank, and an outlet of the circulating cooling water heat exchange tank is connected with a circulating cooling water inlet;
the adjusting tank is communicated with an inlet of the biochemical tank through a lifting pump;
the water outlet end of the biochemical pool is connected with the inlet of the biochemical water outlet heat exchange pipe through a biochemical pool water outlet pump.
2. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 1, characterized in that: the biochemical pool water outlet pump is connected with the inlet of the biochemical water outlet heat exchange pipe through a biochemical pool water outlet pipe.
3. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 2, characterized in that: and a first flowmeter is arranged on the water outlet pipe of the biochemical pool.
4. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 3, characterized in that: the first flow meter is an electromagnetic flow meter.
5. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 4, characterized in that: and a second flowmeter is arranged on a regulating tank heat exchange main pipe of the regulating tank heat exchange pipe.
6. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 5, characterized in that: the second flow meter is an electromagnetic flow meter.
7. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 6, characterized in that: the biochemical effluent water heat exchange device is characterized by also comprising a controller and an electronic thermometer for detecting the water temperature of the regulating reservoir, wherein the controller is arranged on one side of the biochemical effluent water heat exchange reservoir, and the electronic thermometer is inserted in the regulating reservoir;
the electronic thermometer, the second flowmeter and the first flowmeter are all electrically connected to the controller.
8. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 1, characterized in that: the regulating reservoir heat exchange tube comprises a regulating reservoir heat exchange main tube and a plurality of regulating reservoir heat exchange branch tubes;
one end of the regulating reservoir heat exchange main pipe is connected with the cooling water pump, and the other end of the regulating reservoir heat exchange main pipe is connected with the regulating reservoir heat exchange branch pipes respectively.
9. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 1, characterized in that: the biochemical pool comprises an anaerobic zone, an aerobic zone and a sedimentation zone which are arranged in sequence, and the anaerobic zone, the aerobic zone and the sedimentation zone are communicated in sequence;
and a clarified liquid outlet of the settling zone is connected with the water outlet pump of the biochemical pool.
10. The heat exchange device based on the circulating cooling water in the evaporative concentration plant according to claim 9, characterized in that: and the upper end of the settling zone is provided with an overflow weir, and the overflow weir is connected with the water outlet pump of the biochemical pool through an overflow pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022109514.4U CN213688015U (en) | 2020-09-23 | 2020-09-23 | Heat exchange device based on recirculated cooling water in evaporative concentration workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022109514.4U CN213688015U (en) | 2020-09-23 | 2020-09-23 | Heat exchange device based on recirculated cooling water in evaporative concentration workshop |
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| Publication Number | Publication Date |
|---|---|
| CN213688015U true CN213688015U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022109514.4U Active CN213688015U (en) | 2020-09-23 | 2020-09-23 | Heat exchange device based on recirculated cooling water in evaporative concentration workshop |
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|---|---|
| CN (1) | CN213688015U (en) |
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2020
- 2020-09-23 CN CN202022109514.4U patent/CN213688015U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A heat exchange device based on circulating cooling water in evaporation and concentration workshop Effective date of registration: 20230227 Granted publication date: 20210713 Pledgee: Bank of China Limited Qianjiang Branch Pledgor: HUBEI KANGLEYUAN BIO-TECH Co.,Ltd. Registration number: Y2023420000078 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210713 Pledgee: Bank of China Limited Qianjiang Branch Pledgor: HUBEI KANGLEYUAN BIO-TECH Co.,Ltd. Registration number: Y2023420000078 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A heat exchange device based on circulating cooling water in an evaporative concentration workshop Granted publication date: 20210713 Pledgee: Bank of China Limited Qianjiang Branch Pledgor: HUBEI KANGLEYUAN BIO-TECH Co.,Ltd. Registration number: Y2024980011094 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |