CN205748077U - A kind of bamboo product dyeing waste water residual neat recovering system - Google Patents
A kind of bamboo product dyeing waste water residual neat recovering system Download PDFInfo
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- CN205748077U CN205748077U CN201620672896.2U CN201620672896U CN205748077U CN 205748077 U CN205748077 U CN 205748077U CN 201620672896 U CN201620672896 U CN 201620672896U CN 205748077 U CN205748077 U CN 205748077U
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Abstract
This utility model belongs to energy-conserving and environment-protective field, particularly relate to a kind of bamboo product dyeing waste water residual neat recovering system and recovery method thereof, including connecting the hot sump of dyeing installation outlet, the sewage water filtration case being connected on hot sump, the heat exchanger that is connected on sewage water filtration case, cold sump, lonely tank and hot Rinsing Area it is also associated with on described heat exchanger, sewage conduct import in heat exchanger is connected by sewage water inlet pipe with sewage water filtration case, and the sewage conduct outlet in heat exchanger is connected by sewage outlet pipe with cold sump;Fresh water pipeline import in heat exchanger is connected by clear water water inlet pipe with lonely tank, and the fresh water pipeline outlet in heat exchanger is connected by Graceful water pipe with hot Rinsing Area, and this retracting device also includes back purge system.Float was first filtered out before hot sewage enters heat exchanger by this utility model, thus can not only improve the heat recovery rate of sewage, moreover it is possible to increases the service life, reduce cost recovery.
Description
Technical field
This utility model belongs to energy-conserving and environment-protective field, particularly relates to a kind of bamboo product dyeing waste water residual neat recovering system.
Background technology
In bamboo product processing enterprise bamboo product dyeing and painting process in be seen everywhere the cooling water with heat, condensation
The waste water of water, board discharge, waste gas, be the most all to be allowed to discharge, environment not only bring impact, and causes amount of heat
Waste.Waste heat in these production processes is used for many factories the most, and common residual heat recovery mode includes: 1, raw
Produce waste water residual heat reuse: the waste water water temperature that rinsing machine is discharged is up to more than 80 DEG C, by this waste water by discharging after a heat exchanger, can
So that fresh cold water is heated to 65-7O DEG C;2, dye vat waste water residual heat utilizes: the AlRFLOWAFE airflow dyeing that THEN company releases
Facility have the in line function of high temperature, and high temperature dye liquor is discharged by some enterprises by heat exchanger again, and cold water can rise after this heat exchange
Temperature is to 60-70 DEG C, the most energy-conservation, and saves time, and improves the production efficiency of board;
The a large amount of heat energy contained in sewage at present all by slatterning in vain, due in dyeing waste-water containing pigment or painting
Material granule and other dyeing float, reclaim heat energy by ordinary hot recovery technology and be difficult to accomplish, although can reclaim, but hot
The response rate is at a fairly low, through use after a while, just loses effect;Can not get for a long time recycling.
Utility model content
This utility model is in order to solve defect and deficiency present in above-mentioned prior art, it is provided that a kind of enter at hot sewage
First float is filtered out before entering heat exchanger, thus the heat recovery rate of sewage can not only be improved, moreover it is possible to extend and use
Life-span, the bamboo product dyeing waste water residual neat recovering system of reduction cost recovery.
The technical solution of the utility model: a kind of bamboo product dyeing waste water residual neat recovering system, including connecting dyeing installation
The hot sump of outlet, the sewage water filtration case being connected on hot sump, the heat exchanger that is connected on sewage water filtration case, institute
Stating and be also associated with cold sump, lonely tank and hot Rinsing Area on heat exchanger, the sewage conduct import in heat exchanger is with dirty
Water filtration case is connected by sewage water inlet pipe, and the sewage conduct outlet in heat exchanger is with cold sump by sewage outlet pipe even
Connect;Fresh water pipeline import in heat exchanger is connected by clear water water inlet pipe with lonely tank, the fresh water pipeline in heat exchanger
Outlet is connected by Graceful water pipe with hot Rinsing Area, and this retracting device also includes back purge system.
Preferably, described back purge system includes being connected between the sewage conduct import of heat exchanger and lonely tank
Backwash clear water water inlet pipe, be connected to heat exchanger sewage conduct outlet with hot Rinsing Area between backwash clear water water outlet
Pipe, be connected between the fresh water pipeline of heat exchanger and sewage water filtration case backwashing sewage water water inlet pipe, be connected to heat exchanger
Fresh water pipeline and cold sump between backwashing sewage water outlet pipe, described clear water water inlet pipe, Graceful water pipe, wastewater influent
Pipe, sewage outlet pipe, backwash clear water water inlet pipe, backwash Graceful water pipe, backwashing sewage water water inlet pipe and backwash water outlet
Check valve it is equipped with on water inlet pipe.
In this utility model, back purge system is primarily directed to the backwash of heat exchanger, and it is monitored in system operational parameters
Under complete, it is ensured that exchange face non-scaling, do not block, it is ensured that equipment safe and reliable operation.
List when this utility model normally uses, on clear water water inlet pipe, clear water water pipe, sewage water inlet pipe and sewage outlet pipe
All open to valve, backwash clear water water inlet pipe, backwash Graceful water pipe, backwashing sewage water water inlet pipe and backwash water outlet water inlet
Check valve on pipe is turned off;Hot sewage enters heat exchanger from sewage water inlet pipe, and cold sewage is discharged heat from sewage outlet pipe and handed over
Parallel operation;Cold clear water enters people's exchanger from clear water water inlet pipe, and hot clear water discharges heat exchanger from Graceful water pipe;
When backwash, the check valve on clear water water inlet pipe, Graceful water pipe, sewage water inlet pipe and sewage outlet pipe all closes
Close, the list on backwash clear water water inlet pipe, backwash Graceful water pipe, backwashing sewage water water inlet pipe and backwash water outlet water inlet pipe
All open to valve;Hot sewage enters heat exchanger from backwashing sewage water water inlet pipe, and cold sewage is discharged from backwashing sewage water outlet pipe
Heat exchanger;Cold clear water enters people's exchanger from backwash clear water water inlet pipe, and hot clear water discharges heat from backwash Graceful water pipe
Exchanger.
Preferably, described sewage water filtration case includes first level filtering device and two-stage filter, described first level filtering device
Being provided with a water pump with the connection pipeline of hot sump, described two-stage filter is provided with the connection pipeline of heat exchanger
No. two water pumps.
Preferably, described lonely tank and the connection pipeline of heat exchanger are sequentially provided with No. three water pumps and regulation valve.
Preferably, described first level filtering device is automatic flat screen filter, and described two-stage filter is that self-cleaning is basket
Filter, self-cleaning basket filter side is provided with garbage collection box.
Utility model first level filtering device selects automatic flat screen filter, with finer mesh by vertical for sewage from top to bottom
Cutting, because the motion that goes round and begins again of filter screen, not only ensure that sewage penetrance on filter screen, in turn ensure that filter screen not simultaneously
Blocking can be caused, it is ensured that filter efficiency because local area works long hours;
Two-stage filter uses self-cleaning basket filter, and self-cleaning basket filter has higher filter efficiency,
In dyeing waste-water, substantial amounts of float can be formed in waste water containing the starch in desizing, be to be difficult to remove in net formula filters
Go, and this type of float just can played a role in filtering by self-cleaning basket filter, the cooperation of two kinds of defecators of I and II
Application ensure that the properly functioning of heat exchanger, lays good basis for energy recovery.
Preferably, described heat exchanger is board-like efficient heat exchanger, and described lonely tank is 20 ° of lonely tanks, described
Hot Rinsing Area is 55 ° of hot Rinsing Areas, and described hot sump is 60 ° of hot sumps, and described cold sump is 25 ° of cold sumps.
This utility model uses heat-exchangers of the plate type, carries out heat exchange according to different flow design many groups flow processs, board-like
Heat exchanger select ultra-thin 304 stainless steel materials make, smooth surface and be not likely to produce fouling.Plate heat exchanger heat transfer coefficient energy
Reach 5000W/M2.K more than, owing to heat transfer coefficient is high, Lowlevel thermal energy heat recovery relatively it is suitable for.
This utility model is also equipped with automatic detection and control system PLC, and complete equipment configures a set of perfect liquid level and pressure
Detection device, detects liquid level sensor, pressure transducer, temperature sensor, pneumatic control valve.Can be according to different liquid level, pressure
Situation judges that each operation position of system is the most normal, devises perfect misoperation defence program, it is ensured that each yuan simultaneously
The stability that part runs, when main frame is out of service, can perform different self-cleaning programs, thus at utmost accomplish to extend system
Unite service life.
In this utility model, the temperature in hot sump, cold sump, hot Rinsing Area and lonely tank is by temperature sensing
Device detect, in this utility model, liquid level is detected by liquid level sensor everywhere, and hydraulic pressure is detected by pressure transducer, everywhere check valve and
Regulation valve is pneumatic control valve;Temperature sensor, liquid level sensor, hydrostatic sensor, pressure transducer and pneumatic control valve
By PLC control, in this utility model, PLC controls the principle of each sensor and control valve work is conventional control principle, therefore
Do not run business into particular one and state.
The recovery method of a kind of bamboo product dyeing waste water residual neat recovering system, comprises the steps:
1) dyeing installation hot sewage collecting out is opened to hot sump, a water pump hot sewage is pumped into sewage water filtration
In case;
2) first level filtering device in sewage water filtration case and two-stage filter are miscellaneous by the fiber in sewage and float etc.
Matter filters out;
3) No. two water pumps are opened in the sewage conduct that the water of sewage water filtration case pumps into heat exchanger, and now No. three water pumps are beaten
Open in the fresh water pipeline that the cold clear water in lonely tank is pumped into heat exchanger;
4) heat in sewage conduct is exchanged to fresh water pipeline by heat exchanger, now produces hot clear water in fresh water pipeline,
Cold sewage is produced in sewage conduct;
5) finally the hot clear water in fresh water pipeline is poured in hot Rinsing Area, the cold sewage in sewage conduct is poured into cold dirt
In tank;
6) back purge system is opened, to the sewage conduct in heat exchanger and fresh water pipeline backwash once.
Float was first filtered out before hot sewage enters heat exchanger by this utility model, thus can not only improve dirt
The heat recovery rate of water, moreover it is possible to increase the service life, reduce cost recovery.
Accompanying drawing explanation
Fig. 1 is this utility model view when normally reclaiming;
Fig. 2 is view during this utility model backwash recovery;
Fig. 3 is schematic flow sheet of the present utility model.
1. hot sump, 2. sewage water filtration case, 3. first level filtering device, 4. two-stage filter, 5. refuse collection in figure
Case, 6. heat exchanger, the coldest sump, the most lonely tank, the hottest Rinsing Area, 10. regulation valve, No. 11. water pumps, 12. No. two
Water pump, 13. No. three water pumps, 14. clear water water inlet pipes, 15. Graceful water pipes, 16. sewage water inlet pipes, 17. sewage outlet pipes, 18.
Backwash clear water water inlet pipe, 19. backwash Graceful water pipes, 20. backwashing sewage water water inlet pipes, 21. backwashing sewage water outlet pipes,
22. check valves.
Detailed description of the invention
With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings, but is not to this reality
Restriction by novel protected scope.
As illustrated in fig. 1 and 2, a kind of bamboo product dyeing waste water residual neat recovering system, including connecting dyeing installation outlet
Hot sump 1, the sewage water filtration case 2 being connected on hot sump 1, the heat exchanger 6 that is connected on sewage water filtration case 2, heat is handed over
Cold sump 7, lonely tank 8 and hot Rinsing Area 9 it is also associated with, the sewage conduct import in heat exchanger 6 and sewage on parallel operation 6
Rose Box 2 is connected by sewage water inlet pipe 16, and the sewage conduct outlet in heat exchanger 6 and cold sump 7 are by sewage water outlet
Pipe 17 connects;Fresh water pipeline import in heat exchanger 6 is connected, in heat exchanger 6 by clear water water inlet pipe 14 with lonely tank 8
Fresh water pipeline outlet pass through Graceful water pipe 15 with hot Rinsing Area 9 and be connected.This retracting device also includes back purge system, recoil
Cleaning device includes the backwash clear water water inlet pipe 18 being connected between the sewage conduct import of heat exchanger 6 and lonely tank 8, connects
It is connected on the backwash Graceful water pipe 19 between sewage conduct outlet and the hot Rinsing Area 9 of heat exchanger 6, is connected to heat exchanger
Backwashing sewage water water inlet pipe 20 between fresh water pipeline and the sewage water filtration case 2 of 6, be connected to the fresh water pipeline of heat exchanger 6 with
Backwashing sewage water outlet pipe 21 between cold sump 7, clear water water inlet pipe 14, Graceful water pipe 15, sewage water inlet pipe 16, sewage
Outlet pipe 17, backwash clear water water inlet pipe 18, backwash Graceful water pipe 19, backwashing sewage water water inlet pipe 20 and backwash water outlet
Check valve 22 it is equipped with on water inlet pipe 21.
Sewage water filtration case 2 includes first level filtering device 3 and two-stage filter 4, first level filtering device 3 and hot sump 1
Connection pipeline be provided with a water pump 11, two-stage filter 4 is provided with No. two water pumps with the connection pipeline of heat exchanger 6
12.It is sequentially provided with No. three water pumps 13 and regulation valve 10 on lonely tank 8 and the connection pipeline of heat exchanger 6.First level filtering device 3
For automatic flat screen filter, two-stage filter 4 is self-cleaning basket filter, and self-cleaning basket filter side is provided with rubbish
Collecting box 5.Heat exchanger is board-like efficient heat exchanger, and lonely tank 8 is 20 ° of lonely tanks, and described hot Rinsing Area 9 is 55 °
Hot Rinsing Area, hot sump 1 is 60 ° of hot sumps, and cold sump 7 is 25 ° of cold sumps.
As it is shown on figure 3, the recovery method of a kind of bamboo product dyeing waste water residual neat recovering system, comprise the steps:
1) dyeing installation hot sewage collecting out is opened to hot sump, a water pump hot sewage is pumped into sewage water filtration
In case;
2) first level filtering device in sewage water filtration case and two-stage filter are miscellaneous by the fiber in sewage and float etc.
Matter filters out;
3) No. two water pumps are opened in the sewage conduct that the water of sewage water filtration case pumps into heat exchanger, and now No. three water pumps are beaten
Open in the fresh water pipeline that the cold clear water in lonely tank is pumped into heat exchanger;
4) heat in sewage conduct is exchanged to fresh water pipeline by heat exchanger, now produces hot clear water in fresh water pipeline,
Cold sewage is produced in sewage conduct;
5) finally the hot clear water in fresh water pipeline is poured in hot Rinsing Area, the cold sewage in sewage conduct is poured into cold dirt
In tank;
6) back purge system is opened, to the sewage conduct in heat exchanger and fresh water pipeline backwash once.
The key technical indexes of the present utility model
By 80 tons/time dyeing waste-water recuperation of heat unit as a example by:
1, equipment machine room area: >=50 square metres.
2, cesspool volume: 200 cubic metres.
3, heat preservation hot water tank volume: 100 cubic metres.
4, electric power: exchange 380V 63A.
5, steam: pressure >=0.6Mpa, pipeline >=DN50.
6, clear water: pressure >=0.15Mpa, pipeline >=DN125.
7, compressed air: pressure >=0.6Mpa, pipeline >=DN8.
8, environmental benefit and economic efficiency contrast before and after transformation:
1), economic efficiency contrast:
Corresponding to 80 tons/time dyeing waste-water the bamboo product processing factory of recuperation of heat unit, its weekly sewage total release exist
About 2000 ton day, averagely heating up more than 50 DEG C of its dyeing, steam usage amount weekly is: 2000 × 50 ×
1000 ÷ 600000=166M/sky, year steam usage amount be 166M × 50=8300 M;
After using the transformation of dyeing waste-water recovery technology, the mean temperature of its dyeing sewage more than 60 DEG C is total discharge
The 50% of amount, i.e. 2000 × 50%=1000 ton/week;Year, more than 60 DEG C sewage total releases were 50000 tons, and recuperation of heat unit reclaims
Efficiency average 70%, in steam saving 50000 × (60-20 × 70%) × 1000 ÷ 600000=2300M/year, steam price presses 180
Unit/M:
Before transformation: year steam usage amount 8300 × 180=149.4 ten thousand yuan/year;
After transformation: year steam usage amount 6000 × 1,80=,108 ten thousand yuan/year;
Actual saving: 149.4-108=31.4 ten thousand yuan/year after transformation;
2), environmental benefit
After using reducing energy consumption, annual steam saving 2300M, equivalent 200 tons/year of coal of mark, reducing emission of carbon dioxide 510
Ton/year.
Claims (6)
1. a bamboo product dyeing waste water residual neat recovering system, it is characterised in that: it heat including connecting dyeing installation outlet
Sump, the sewage water filtration case being connected on hot sump, the heat exchanger that is connected on sewage water filtration case, described heat exchanger
On be also associated with cold sump, lonely tank and hot Rinsing Area, the sewage conduct import in heat exchanger and sewage water filtration case lead to
Crossing sewage water inlet pipe to connect, the sewage conduct outlet in heat exchanger is connected by sewage outlet pipe with cold sump;Heat exchange
Fresh water pipeline import in device is connected by clear water water inlet pipe with lonely tank, and the fresh water pipeline outlet in heat exchanger is clear with heat
Tank is connected by Graceful water pipe, and this retracting device also includes back purge system.
A kind of bamboo product dyeing waste water residual neat recovering system the most according to claim 1, it is characterised in that: described backwash
Device includes the backwash clear water water inlet pipe being connected between the sewage conduct import of heat exchanger and lonely tank, is connected to heat
The sewage conduct of exchanger exports the backwash Graceful water pipe between hot Rinsing Area, is connected to the fresh water pipeline of heat exchanger
And backwashing sewage water water inlet pipe between sewage water filtration case, be connected between the fresh water pipeline of heat exchanger and cold sump anti-
Rinsing sewage outlet pipe, described clear water water inlet pipe, Graceful water pipe, sewage water inlet pipe, sewage outlet pipe, backwash clear water are intake
It is equipped with check valve on pipe, backwash Graceful water pipe, backwashing sewage water water inlet pipe and backwash water outlet water inlet pipe.
A kind of bamboo product dyeing waste water residual neat recovering system the most according to claim 2, it is characterised in that: described sewage mistake
Filter box includes that first level filtering device and two-stage filter, described first level filtering device are provided with the connection pipeline of hot sump
A number water pump, described two-stage filter is provided with No. two water pumps with the connection pipeline of heat exchanger.
A kind of bamboo product dyeing waste water residual neat recovering system the most according to claim 2, it is characterised in that: described cold clear water
It is sequentially provided with No. three water pumps and regulation valve on groove and the connection pipeline of heat exchanger.
A kind of bamboo product dyeing waste water residual neat recovering system the most according to claim 3, it is characterised in that: described one-level mistake
Filter device is automatic flat screen filter, and described two-stage filter is self-cleaning basket filter, self-cleaning basket filter one
Side is provided with garbage collection box.
A kind of bamboo product dyeing waste water residual neat recovering system the most according to claim 1, it is characterised in that: described heat exchange
Device is board-like efficient heat exchanger, and described lonely tank is 20 ° of lonely tanks, and described hot Rinsing Area is 55 ° of hot Rinsing Areas, described
Hot sump is 60 ° of hot sumps, and described cold sump is 25 ° of cold sumps.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106017189A (en) * | 2016-06-30 | 2016-10-12 | 安吉沃佳竹木科技有限公司 | Bamboo product dyeing waste water waste heat recovery system and recovery method thereof |
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2016
- 2016-06-30 CN CN201620672896.2U patent/CN205748077U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106017189A (en) * | 2016-06-30 | 2016-10-12 | 安吉沃佳竹木科技有限公司 | Bamboo product dyeing waste water waste heat recovery system and recovery method thereof |
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Legal Events
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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: 20161130 Termination date: 20180630 |
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CF01 | Termination of patent right due to non-payment of annual fee |