CN111115954A - Yarn dyeing wastewater reclaimed water recycling system - Google Patents
Yarn dyeing wastewater reclaimed water recycling system Download PDFInfo
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- CN111115954A CN111115954A CN201911383859.4A CN201911383859A CN111115954A CN 111115954 A CN111115954 A CN 111115954A CN 201911383859 A CN201911383859 A CN 201911383859A CN 111115954 A CN111115954 A CN 111115954A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/48—Devices for applying magnetic or electric fields
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/10—Energy recovery
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to a yarn dyeing wastewater reclaimed water recycling system, which comprises a primary sedimentation tank, a secondary sedimentation tank, a biological treatment tank for treating organic matters in wastewater and an adsorption unit for adsorbing impurities, wherein the adsorption unit is connected with a water outlet pipe; the two ends of the heat preservation pipe are respectively provided with a water inlet and a water outlet, the water inlet is communicated with the primary sedimentation tank through a water inlet pipe, and the water outlet is communicated with the secondary sedimentation tank through a pipeline. The invention has the effects of recycling the yarn dyeing wastewater and effectively utilizing the waste heat of the wastewater.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a yarn dyeing wastewater reclaimed water recycling system.
Background
At present, in yarn production, due to the fact that dyeing bath ratio is large, dyeing cycle is long, time of temperature rise, cooling, bleaching and washing accounts for more than half of the whole dyeing cycle, a large amount of water is consumed, and burden of production and wastewater treatment is increased. The used waste water needs to be purified for recycling.
The prior art is as disclosed in patent application document CN101700943B, which comprises a wastewater advanced treatment system consisting of a biological treatment system and a subsequent materialization precision treatment system; the biological treatment system comprises a grid water collecting well, an adjusting tank, an anaerobic hydrolysis acidification tank, an aerobic biological contact oxidation tank, a biochemical sedimentation tank and an aeration biological filter; the materialization precision treatment system comprises a composite water purification system, an activated carbon adsorption system, ion exchange resin and a precision filtration system; the grating water collecting well, the adjusting tank, the anaerobic hydrolysis acidification tank, the aerobic biological contact oxidation tank, the biochemical sedimentation tank, the aeration biological filter tank, the water purification system, the activated carbon adsorption system, the ion exchange resin and the precise filtration system form a set of complete advanced treatment process flow of yarn dyeing wastewater. The invention is suitable for textile printing and dyeing enterprises limited by water supply or water discharge, and realizes energy conservation and emission reduction and reduced operation cost of the textile printing and dyeing enterprises.
The above prior art solutions have the following drawbacks: the temperature when yarn dyeing waste water discharges is higher, and the in-process of handling after discharging, waste water can cool off gradually, and the heat of the higher waste water of temperature can not carry out effectual utilization when handling waste water.
Disclosure of Invention
The invention aims to provide a yarn dyeing wastewater reclaimed water recycling system which has the effects of recycling yarn dyeing wastewater and effectively utilizing waste heat of the wastewater.
The technical purpose of the invention is realized by the following technical scheme:
a yarn dyeing wastewater reclaimed water recycling system comprises a primary sedimentation tank, a secondary sedimentation tank, a biological treatment tank for treating organic matters in wastewater, and an adsorption unit for adsorbing impurities, wherein the adsorption unit is connected with a drain pipe; the two ends of the heat preservation pipe are respectively provided with a water inlet and a water outlet, the water inlet is communicated with the primary sedimentation tank through a water inlet pipe, and the water outlet is communicated with the secondary sedimentation tank through a pipeline.
By adopting the technical scheme, the structure of two sedimentation tanks is used for carrying out twice sedimentation operations, the first sedimentation is used for settling impurities which are easy to clean, and then the waste water with higher temperature can enter the heat-insulating pipe; can pass through the secondary sedimentation pond after rivers in proper order, biological treatment pond and absorption unit, finally enter into the heating pipe through the drain pipe, outer wall contacts hot water in the heating pipe, hot water can heat the reclaimed water in heating pipe and the heating pipe, the reclaimed water after the heating is sent away through the outlet pipe, the outlet pipe is sent away back initial temperature higher, need less heat change can be heated to the temperature that needs when reusing, the heat of yarn dyeing waste water has been utilized effectively, energy-conserving effect has been played.
The invention is further configured to: the middle part of the heating pipe and the positions close to the two ends are respectively provided with a group of heat conducting rods, and the heat conducting rods are connected with the outer wall of the heating pipe and the inner wall of the heat preservation pipe.
Through adopting above-mentioned technical scheme, used the structure of heat conduction stick, when letting in the exhaust hot water of first sedimentation tank in the heat preservation intraductal, the heat conduction stick has played the effect that increases the area of connection between heating pipe and the hot water for water in the heating pipe can be by better heating.
The invention is further configured to: three groups of heat preservation air bags are fixedly sleeved outside the heat preservation pipe, and the positions of the heat preservation air bags correspond to the heat conduction rods; a hollow groove is formed in the heat conducting rod along the length direction of the heat conducting rod, and an air outlet is formed in the heat insulating air bag and communicated with the hollow groove; a piston is movably arranged in the hollow groove, a first magnet is fixedly arranged on two sides of the top of the piston, a scraping ring is sleeved outside the heat conducting rod, two second magnets are fixed on the top of the scraping ring, and the first magnet and the second magnet are opposite in position and opposite in magnetism on one side close to each other; the piston drives the scraping ring to slide along the length direction of the hollow groove.
By adopting the technical scheme, the structure of the heat-insulating air bag is increased, and the heat-insulating air bag is wrapped outside the heat-insulating pipe, so that a certain heat-insulating effect is achieved; meanwhile, an air outlet on the heat-preservation cylinder is communicated with the hollow groove on the heat-conducting rod, the air pressure in the air bag can be increased when the air bag is inflated, the air bag acts on the piston, and the piston moves in the hollow groove; magnet one and the two interactions of outside magnet of connecting on the piston, the piston can drive magnet two when removing and remove, and magnet two drive the scraping ring and remove, and the scraping ring is used in the outer wall of heat conduction stick when removing, has played the clearance effect to the heat conduction stick, and the partial impurity of attached to on the heat conduction stick is cleared up, has reduced the influence that impurity caused to the heat conduction of heat conduction stick.
The invention is further configured to: two scraping sleeves are sleeved on the outer side of the heating pipe and are respectively positioned between two adjacent groups of heat conducting rods, and the bottoms of the scraping sleeves are connected with inner magnets; the bottom of the heat preservation pipe is provided with a notch, the length direction of the notch is arranged along the length direction of the heat preservation pipe, and the bottom of the notch is the outer wall of the bottom of the heat preservation pipe; two external magnets are slidably mounted in the notch, the positions of the external magnets correspond to those of the internal magnets one by one, and the magnetism of the side, close to each other, of the external magnets is opposite to that of the side, close to each other, of the internal magnets; the bottom of the heat preservation pipe is provided with a driving piece for driving the outer magnet to move.
By adopting the technical scheme, the structure of the scraping sleeve is added, the scraping sleeve is positioned between the heat conducting rods and can act on the heating pipe when moving to scrape some precipitated impurities on the outer wall of the heating pipe, and the impurities enter water and are conveyed into the secondary sedimentation tank along with water flow; the influence of the precipitated impurities on the heat conduction between the heating pipe and the heat preservation pipe is reduced, and the heat conduction efficiency is improved; the structure that the outer magnet and the inner magnet correspond to each other is used, the inner magnet can be driven to move when the outer magnet moves, and the outer magnet is used for driving the scraping sleeve.
The invention is further configured to: the driving piece comprises a driving motor and a driving screw rod, the driving motor is fixed on the heat preservation pipe and located at the end part of the notch, the driving screw rod is connected with an output shaft of the driving motor, the bottom of the outer magnet is connected with a movable plate, the bottom of the movable plate is provided with a screw rod nut matched with the driving screw rod, the driving screw rod penetrates through the screw rod nut and is in threaded fit with the screw rod nut, two sides of the movable plate are abutted against the inner wall of the notch, and the driving screw rod drives the movable plate; the heating pipe and the heat conducting rod are made of aluminum alloy materials, and the heat preservation pipe is formed by pouring concrete.
By adopting the technical scheme, the driving piece is provided with the driving motor and the driving screw rod, when the driving motor works, the driving screw rod is driven to rotate by the driving motor, the screw rod nut and the movable plate are driven to move along the notch by the driving screw rod, and the driving effect is achieved; the movable plate drives the outer magnet to move, the outer magnet drives the inner magnet to move, and the inner magnet can drive the scraping sleeve to move when moving, so that a driving effect is achieved; the heating pipe and the heat conducting rod are made of concrete and aluminum alloy respectively, and are not magnetic, so that the influence of the heating pipe on the interaction between the magnets is reduced.
The invention is further provided with connecting plates at two sides of the scraping sleeve, a guide plate is hinged at the bottom of the connecting plates, and the rotation center line of the guide plate is vertical to the axis of the heating pipe; the bottom of the connecting plate is provided with a baffle plate which is positioned on one side of the guide plate close to the water inlet; the guide plate is connected with the inner wall of the heat preservation pipe in an abutting mode.
By adopting the technical scheme, the structure of the connecting plate and the guide plate is increased, the guide plate is hinged with the connecting plate, the guide plate can be driven to rotate when the scraping sleeve moves horizontally, the guide plate is abutted against the inner wall of the heat preservation pipe, the inner wall of the heat preservation pipe can be scraped, and part of precipitate is conveyed to one side of the water outlet to be discharged.
The invention is further configured to: a water tank is arranged in the primary sedimentation tank and is communicated with a water inlet pipe, vertical sliding grooves are formed in two sides of the water tank, a filter screen plate is arranged in the water tank, and two sides of the filter screen plate are slidably arranged in the sliding grooves.
By adopting the technical scheme, the water tank is provided with the structure of the filter screen plate, so that the filter screen plate can filter out a part of impurities when in use; the filter screen plate is arranged in the water tank in a sliding mode through the structure of the sliding groove, and is convenient to detach for cleaning.
The invention is further configured to: the water inlet and the water outlet are respectively positioned at the top and the bottom of the two ends of the heat preservation pipe.
By adopting the technical scheme, the water inlet and the water outlet are respectively positioned at the top and the bottom, so that when high-temperature wastewater enters the heat-insulating pipe, the effect of up-in and down-out is realized; when the guide plate works, part of sediment at the bottom can be conveyed to the water outlet to be discharged.
The invention is further configured to: the adsorption unit comprises an adsorption tank and an activated carbon layer arranged in the adsorption tank, and the drain pipe is communicated with the adsorption tank.
Through adopting above-mentioned technical scheme, use the activated carbon layer as filling in the adsorption tank, adopt the structure of upper and lower department when intaking for carry out final purification to sewage.
In conclusion, the beneficial technical effects of the invention are as follows:
the structure of the heat preservation pipe between the primary sedimentation tank and the secondary sedimentation tank is added, in the using process, waste water with higher temperature passes through the heat preservation pipe, the recycled waste water with lower temperature passes through the heating pipe, and the heating pipe is contacted with water flow in the heat preservation pipe, so that the waste water can be heated primarily, and the heat of yarn dyeing waste water is effectively utilized;
the structure of the heat conducting rod is increased, so that the connecting area between the heating pipe and the hot water is increased, and the heat transfer efficiency is improved; the structure of the scraping ring is added on the heat conducting rod and used for scraping impurities on the heat conducting rod and reducing the influence of the impurities on the heat conducting of the heat conducting rod; the structure of a scraping sleeve on the heating pipe is added for scraping impurities on the heating pipe, and meanwhile, the structure of a connecting plate and a guide plate is used, so that the guide plate can be driven to move when the scraping sleeve moves, and the guide plate accelerates the movement of water flow and is used for keeping impurities on the inner wall of the heat-insulating pipe;
the structure that the magnets on the inner side and the outer side are matched with each other is used for driving the scraping sleeve and the scraping ring, and the sealing performance of the heat conduction pipe and the heat preservation pipe is kept during driving.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is a schematic view of a holding tube structure according to the present invention;
FIG. 3 is a schematic view of the structure of the water tank of the present invention;
FIG. 4 is a first schematic cross-sectional view of a thermal insulation pipe structure according to the present invention;
FIG. 5 is a schematic cross-sectional view II of the structure of the insulating tube according to the present invention;
fig. 6 is a schematic view of the connection plate and baffle configuration of the present invention.
Reference numerals: 1. a primary sedimentation tank; 11. a water tank; 12. a water inlet pipe; 13. a chute; 14. a filter screen plate; 2. a secondary sedimentation tank; 3. a biological treatment tank; 4. an adsorption tank; 41. a drain pipe; 5. a heat preservation pipe; 51. a water inlet; 52. a water outlet; 53. a notch; 54. driving the screw rod; 55. a feed screw nut; 6. heating a tube; 61. a water inlet pipe; 62. a water outlet pipe; 7. a heat conducting rod; 71. a hollow groove; 72. a piston; 73. a magnet I; 74. scraping rings; 75. a second magnet; 8. a heat preservation air bag; 9. scraping the sleeve; 91. an inner magnet; 92. an external magnet; 93. a movable plate; 94. a connecting plate; 95. a baffle; 96. and a baffle plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the system for recycling the yarn dyeing wastewater reclaimed water disclosed by the invention comprises a primary sedimentation tank 1, a secondary sedimentation tank 2, a biological treatment tank 3 for treating organic matters in the wastewater, and an adsorption unit for adsorbing impurities.
Referring to fig. 1 and 2, a heat recycling device is installed between the primary sedimentation tank 1 and the secondary sedimentation tank 2, the heat recycling device comprises a heat preservation pipe 5 and a heating pipe 6 in the heat preservation pipe 5, and the length directions of the heating pipe 6 and the heat preservation pipe 5 are the same. The insulating tube 5 is located between the primary sedimentation tank 1 and the secondary sedimentation tank 2, a water inlet 51 and a water outlet 52 are respectively arranged at two ends of the insulating tube 5, two ends of the water inlet 51 and two ends of the water outlet 52 are respectively located at the top and the bottom of two ends of the insulating tube 5, the water inlet 51 is communicated with the primary sedimentation tank 1 through a water inlet pipe 12, and the water outlet 52 is communicated with the secondary sedimentation tank 2 through a pipeline. The two ends of the heating pipe 6 are respectively connected with a water inlet pipe 61 and a water outlet pipe 62, the water inlet pipe 61 and the water outlet pipe 62 both extend to the outside of the heat preservation pipe 5, and the water inlet pipe 61 is communicated with the water outlet pipe 41. The water flow in the insulating tube 5 heats the water flow in the heating tube 6 and the outlet tube 62 is used to carry the heated water flow away for reuse.
Referring to fig. 1, the adsorption unit includes an adsorption tank 4 and an activated carbon layer disposed in the adsorption tank 4, and a drain pipe 41 is communicated with the adsorption tank 4. The bottom of the adsorption tank 4 is connected with a drain pipe 41, and the drain pipe 41 is connected with a water pump and then is connected with a water inlet pipe 61 on the heating pipe 6.
Referring to fig. 1 and 3, a water tank 11 is arranged in a primary sedimentation tank 1, the water tank 11 is communicated with a water inlet pipe 12, vertical sliding grooves 13 are arranged on two sides of the water tank 11 in the width direction, a filter screen plate 14 is arranged in the water tank 11, and two sides of the filter screen plate 14 are slidably arranged in the sliding grooves 13. Through the structure of the filter screen plate 14, the water flow can be filtered for one time before entering the heat preservation pipe 5, so that impurities in the heat preservation pipe 5 are reduced.
Referring to fig. 2 and 4, in order to improve the heating efficiency, the middle portion of the heating pipe 6 and the positions close to the two ends are respectively connected with a group of heat conduction rods 7, each group of heat conduction rods 7 comprises three heat conduction rods 7, and the heat conduction rods 7 are arranged around the heating pipe 6. The heat conducting rod 7 is connected with the outer wall of the heating pipe 6 and the inner wall of the heat preservation pipe 5, wherein one end connected with the heating pipe 6 extends towards the inside of the heating pipe 6 and the connection part is sealed. Three groups of heat preservation air bags 8 are fixedly sleeved outside the heat preservation pipe 5, and the positions of the heat preservation air bags 8 correspond to the heat conduction rods 7. The heat conducting rod 7 is provided with a hollow groove 71 along the length direction, the end part of the hollow groove 71 is opened, the heat preservation air bag 8 is provided with an air outlet and communicated with the opening part of the hollow groove 71, and the connection part keeps sealed. A piston 72 is movably installed in the hollow groove 71, the piston 72 is abutted against the inner side wall of the hollow groove 71, and when the heat preservation air bag 8 is inflated, the piston 72 acts on the piston 72 so that the piston 72 moves in the hollow groove 71 along the length direction of the hollow groove 71. The first magnet 73 is fixedly installed on two sides of the top of the piston 72, the scraping ring 74 is sleeved outside the heat conducting rod 7, the second magnet 75 is fixed on the top of the scraping ring 74, the first magnet 73 and the second magnet 75 are opposite in magnetic property on the sides corresponding to each other and close to each other, and the piston 72 drives the scraping ring 74 to slide along the length direction of the hollow groove 71.
Referring to fig. 4, when water flows through the inside of the thermal insulation pipe 5, a partial precipitate may be generated, and the precipitate may fall on the outer walls of the heating pipe 6 and the heat conduction rod 7, which may affect the heat transfer effect at the heating pipe 6 and the heat conduction rod 7. By using the structure of the scraping ring 74, part of impurities on the heat conducting rod 7 are removed, and the influence caused by impurity precipitation is reduced. The heating pipe 6 and the heat conducting rod 7 are made of aluminum alloy materials, the heat preservation pipe 5 is formed by pouring concrete, and the magnet heat preservation pipe has smaller magnetism and has smaller influence on interaction between magnets.
Referring to fig. 5, two scraping sleeves 9 are sleeved on the outer side of the heating pipe 6, the scraping sleeves 9 are respectively located between two adjacent groups of heat conducting rods 7, and the bottom of each scraping sleeve 9 is connected with an inner magnet 91. Notch 53 has been seted up to insulating tube 5 bottom, and notch 53 length direction sets up along insulating tube 5 length direction, and the tank bottom of notch 53 is the bottom outer wall of insulating tube 5. Two outer magnets 92 are slidably mounted in the slot 53, the positions of the outer magnets 92 correspond to those of the inner magnets 91 one by one, and the magnetism of the side, close to each other, of each of the outer magnets 92 and the inner magnets 91 is opposite. The bottom of the heat preservation pipe 5 is provided with a driving piece for driving the outer magnet 92 to move. The driving piece comprises a driving motor and a driving screw rod 54, the driving motor is fixed on the heat preservation pipe 5 and is positioned at the end part of the notch 53, the driving screw rod 54 is connected with an output shaft of the driving motor, the bottom of the outer magnet 92 is connected with a movable plate 93, the bottom of the movable plate 93 is fixedly connected with a screw nut 55 matched with the driving screw rod 54, the driving screw rod 54 penetrates through the screw nut 55 and is in threaded fit with the screw nut 55, two sides of the movable plate 93 are abutted against the inner wall of the notch 53, and the driving screw rod 54 drives the movable plate 93 to horizontally reciprocate. With the structure of the driving part, when the screw 54 is driven to rotate, the nut of the screw 54 and the movable plate 93 can be driven to horizontally slide, the movable plate 93 drives the outer magnet 92, the inner magnet 91 and the scraping sleeve 9 to slide, so as to scrape off part of impurities on the heating pipe 6, and the sealing performance of the heat preservation pipe 5 and the heating pipe 6 can be maintained in the driving process.
Referring to fig. 5 and 6, connecting plates 94 are connected to two sides of the scraping sleeve 9, a deflector 95 is hinged to the bottom of the connecting plate 94, the top of the deflector 95 is hinged to the connecting plate 94, and the rotation center line of the deflector is perpendicular to the axis of the heating pipe 6. The bottom of connecting plate 94 is connected with baffle 96, and baffle 96 is located the one side that baffle 95 is close to water inlet 51, and the bottom of baffle 95 and the inner wall of insulating tube 5 carry out the butt, and the bottom of baffle 95 sets up to the cambered surface. When moving towards the direction close to the water outlet 52, the baffle 96 limits the rotation of the guide plate 95, the guide plate 95 can be used for scraping part of impurities on the inner wall of the heat preservation pipe 5, when moving towards the direction close to the water inlet 51, the guide plate 95 can rotate, and the impurities are not easy to move towards the water inlet 51.
The implementation principle of the embodiment is as follows: the structure that has used two sedimentation tanks is used for carrying out twice operation of deposiing, and the first sediment is used for deposiing the impurity of clearing up comparatively easily, and later the higher waste water of temperature can enter into insulating tube 5. Rivers can pass through secondary sedimentation tank 2 after in proper order, biological treatment pond 3 and absorption unit, finally enter into heating pipe 6 through drain pipe 41, heating pipe 6 outer wall contacts hot water, hot water can heat the reclaimed water in heating pipe 6 and the heating pipe 6, the reclaimed water after the heating is sent away through outlet pipe 62, outlet pipe 62 is sent away the back initial temperature higher, need less heat when being used again and become can be heated to the temperature that needs, the heat of yarn dyeing waste water is utilized effectively, energy-conserving effect has been played.
The structure that has used heat conduction stick 7 has increased the area of heat exchange, has promoted heat transfer's speed, has increased the structure of scraping ring 74 on the heat conduction stick 7 and scraping cover 9 on the heating pipe 6, is used for scraping off some impurity at the in-process that scrapes ring 74 and scraping cover 9 and remove, has reduced the influence that impurity caused heat transfer.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides a yarn dyeing waste water reuse of reclaimed water system which characterized in that: the device comprises a primary sedimentation tank (1), a secondary sedimentation tank (2), a biological treatment tank (3) for treating organic matters in wastewater, and an adsorption unit for adsorbing impurities, wherein the adsorption unit is connected with a drain pipe (41), a heat recycling device is arranged between the primary sedimentation tank (1) and the secondary sedimentation tank (2), the heat recycling device comprises a heat preservation pipe (5) arranged between the primary sedimentation tank (1) and the secondary sedimentation tank (2), a heating pipe (6) is arranged in the heat preservation pipe (5), two ends of the heating pipe (6) are respectively provided with a water inlet pipe (61) and a water outlet pipe (62), the water inlet pipe (61) is communicated with the drain pipe (41), the water inlet pipe (61) and the water outlet pipe (62) respectively extend to the outside of the heat preservation pipe (5), and the water outlet pipe (41) is communicated with the water inlet; the two ends of the heat preservation pipe (5) are respectively provided with a water inlet (51) and a water outlet (52), the water inlet (51) is communicated with the primary sedimentation tank (1) through a water inlet pipe (12), and the water outlet (52) is communicated with the secondary sedimentation tank (2) through a pipeline.
2. The system for recycling the yarn dyeing wastewater reclaimed water according to claim 1, characterized in that: the middle part of the heating pipe (6) and the positions close to the two ends are respectively provided with a group of heat conducting rods (7), and the heat conducting rods (7) are connected with the outer wall of the heating pipe (6) and the inner wall of the heat preservation pipe (5).
3. The yarn dyeing wastewater reclaimed water recycling system according to claim 2, characterized in that: three groups of heat preservation airbags (8) are fixedly sleeved outside the heat preservation pipe (5), and the positions of the heat preservation airbags (8) correspond to the heat conduction rods (7); a hollow groove (71) is formed in the heat conducting rod (7) along the length direction of the heat conducting rod, and an air outlet is formed in the heat preservation air bag (8) and communicated with the hollow groove (71); a piston (72) is movably arranged in the hollow groove (71), magnets I (73) are fixedly arranged on two sides of the top of the piston (72), a scraping ring (74) is sleeved outside the heat conducting rod (7), two magnets II (75) are fixed on the top of the scraping ring (74), the positions of the magnets I (73) and the magnets II (75) correspond to each other, and the magnetism of one sides close to each other is opposite; the piston (72) drives the scraping ring (74) to slide along the length direction of the hollow groove (71).
4. The yarn dyeing wastewater reclaimed water recycling system according to claim 3, characterized in that: two scraping sleeves (9) are sleeved on the outer side of the heating pipe (6), the scraping sleeves (9) are respectively positioned between two adjacent groups of heat conducting rods (7), and the bottom of each scraping sleeve (9) is connected with an inner magnet (91); a notch (53) is formed in the bottom of the heat preservation pipe (5), the length direction of the notch (53) is arranged along the length direction of the heat preservation pipe (5), and the bottom of the notch (53) is the outer wall of the bottom of the heat preservation pipe (5); two outer magnets (92) are slidably mounted in the notch (53), the positions of the outer magnets (92) and the positions of the inner magnets (91) are in one-to-one correspondence, and the magnetism of the side, close to each other, of each of the outer magnets (92) and the corresponding inner magnets (91) is opposite; the bottom of the heat preservation pipe (5) is provided with a driving piece for driving the outer magnet (92) to move.
5. The system for recycling the yarn dyeing wastewater reclaimed water according to claim 4, characterized in that: the driving piece comprises a driving motor and a driving screw rod (54), the driving motor is fixed on the heat preservation pipe (5) and is positioned at the end part of the notch (53), the driving screw rod (54) is connected with an output shaft of the driving motor, the bottom of the outer magnet (92) is connected with a movable plate (93), the bottom of the movable plate (93) is provided with a screw nut (55) matched with the driving screw rod (54), the driving screw rod (54) penetrates through the screw nut (55) and is in threaded fit with the screw nut (55), two sides of the movable plate (93) are abutted to the inner wall of the notch (53), and the driving screw rod (54) drives the movable plate (93) to horizontally reciprocate along the notch (53; the heating pipe (6) and the heat conducting rod (7) are made of aluminum alloy materials, and the heat preservation pipe (5) is formed by pouring concrete.
6. The yarn dyeing wastewater reclaimed water recycling system according to claim 5, characterized in that: connecting plates (94) are arranged on two sides of the scraping sleeve (9), a guide plate (95) is hinged to the bottom of each connecting plate (94), and the rotating center line of each guide plate (95) is perpendicular to the axis of the heating pipe (6); a baffle (96) is arranged at the bottom of the connecting plate (94), and the baffle (96) is positioned on one side of the guide plate (95) close to the water inlet (51); the bottom of the guide plate (95) is connected with the inner wall of the heat preservation pipe (5) in an abutting mode.
7. The system for recycling the yarn dyeing wastewater reclaimed water according to claim 1, characterized in that: a water tank (11) is arranged in the primary sedimentation tank (1), the water tank (11) is communicated with a water inlet pipe (12), vertical sliding grooves (13) are formed in two sides of the water tank (11), a filter screen plate (14) is installed in the water tank (11), and two sides of the filter screen plate (14) are slidably installed in the sliding grooves (13).
8. The system for recycling the yarn dyeing wastewater reclaimed water according to claim 1, characterized in that: the water inlet (51) and the water outlet (52) are respectively positioned at the top and the bottom of the two ends of the heat preservation pipe (5).
9. The system for recycling the yarn dyeing wastewater reclaimed water according to claim 1, characterized in that: the adsorption unit comprises an adsorption tank (4) and an activated carbon layer arranged in the adsorption tank (4), and a drain pipe (41) is communicated with the adsorption tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911383859.4A CN111115954A (en) | 2019-12-28 | 2019-12-28 | Yarn dyeing wastewater reclaimed water recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911383859.4A CN111115954A (en) | 2019-12-28 | 2019-12-28 | Yarn dyeing wastewater reclaimed water recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111115954A true CN111115954A (en) | 2020-05-08 |
Family
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| CN201911383859.4A Pending CN111115954A (en) | 2019-12-28 | 2019-12-28 | Yarn dyeing wastewater reclaimed water recycling system |
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| CN102311186A (en) * | 2011-04-25 | 2012-01-11 | 丁云法 | Circulative reclamation processing system and processing technology of weaving jet wastewater |
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Application publication date: 20200508 |