CN114409002A - Device for treating ammonia nitrogen-containing wastewater - Google Patents
Device for treating ammonia nitrogen-containing wastewater Download PDFInfo
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- CN114409002A CN114409002A CN202210315019.XA CN202210315019A CN114409002A CN 114409002 A CN114409002 A CN 114409002A CN 202210315019 A CN202210315019 A CN 202210315019A CN 114409002 A CN114409002 A CN 114409002A
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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
- C02F1/02—Treatment of water, waste water, or sewage by heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
- B01D53/82—Solid phase processes with stationary reactants
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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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
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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
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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Abstract
The invention relates to the field of wastewater treatment, in particular to a device for treating wastewater containing ammonia nitrogen, which comprises a wastewater heating furnace; the upper end surface outlet of the upper air duct is communicated with the multistage condenser pipe, and a guide gap is arranged between the two air ducts; the side rod is fixedly connected with the outer side surface of the air guide pipe, one end of the first vertical rod is fixed on the ground, and one end of the side rod is fixedly connected with the side surface of the first vertical rod; the device comprises a second vertical rod, a first motor, a rotary table and a plurality of adsorption cylinders, wherein one end of the second vertical rod is fixed on the ground; the adsorption blocks are used for adsorbing ammonia, the interior of at least one adsorption cylinder is in an empty state, and the adsorption blocks are arranged in the rest adsorption cylinders; and the temperature sensor is arranged in the wastewater heating furnace. Through the arrangement of the device, the corrosion of the conveying pipeline is slowed down, so that the service life of the conveying pipeline is prolonged.
Description
Technical Field
The invention relates to the field of wastewater treatment, in particular to a device for treating wastewater containing ammonia nitrogen.
Background
Ammonia gas is dissolved in ammonia nitrogen wastewater, according to the difference of the solubility of the ammonia gas in water, the ammonia gas in the ammonia nitrogen wastewater can be effectively separated through high-temperature treatment, in the high-temperature treatment process, the ammonia gas and the steam separated from the ammonia nitrogen wastewater can be transmitted from a conveying pipeline, after the ammonia gas and the steam are transmitted to a multistage condensation pipe, through multistage condensation, the condensate water absorbs the ammonia gas again, low ammonia nitrogen condensate water and high ammonia nitrogen condensate water can be collected, the low ammonia nitrogen condensate water is reused in a water use working section, the high ammonia nitrogen condensate water can be used for treating tail gas by a boiler, the conveying pipeline in a common factory adopts a metal pipeline, the length of the metal pipeline is longer, therefore, when the steam passes through the conveying pipeline, partial condensate water appears, thus, a part of the ammonia gas can be dissolved in the condensate water on the inner wall of the conveying pipeline to form ammonia water, the conveying pipeline is corroded, and after the conveying pipeline is used for a period of time, the inner wall of the conveying pipeline needs to be cleaned.
In a patent with the application number of CN201810666277.6 and the patent name of an ammonia nitrogen wastewater treatment method, ammonia nitrogen in wastewater is degraded through direct electrolytic oxidation, and the mode easily causes disordered discharge of ammonia nitrogen and pollutes the environment.
The applicant found that: in the ammonia nitrogen waste water heating process, when ammonia nitrogen waste water is under 100 degrees centigrade, some ammonia has overflowed and transported along the conveying pipeline, and the ammonia also has part dissolved in the condensate water in the conveying pipeline in the transporting process, forming ammonia water with higher concentration, thereby aggravating the corrosion of the conveying pipeline.
Disclosure of Invention
In view of the above, the present invention provides an apparatus for treating ammonia nitrogen-containing wastewater, so as to solve the problem that in the process of heating ammonia nitrogen-containing wastewater, when the ammonia nitrogen-containing wastewater is at a temperature below 100 ℃, a part of ammonia gas overflows and is transported along a transport pipeline, and the part of ammonia gas is also partially dissolved in condensed water in the transport pipeline during the transport process, so as to form ammonia water with a higher concentration, thereby aggravating corrosion of the transport pipeline.
Based on the above purpose, the present invention provides an apparatus for treating wastewater containing ammonia nitrogen, comprising a wastewater heating furnace, wherein the wastewater heating furnace is provided with an outlet and an inlet, and the apparatus for treating wastewater containing ammonia nitrogen further comprises:
the multi-stage condenser pipe, the conveying pipeline and the two air guide pipes which are arranged up and down are arranged, the air guide pipe positioned at the lower part is communicated with the outlet, the upper port of the air guide pipe positioned at the upper part is connected with one end of the conveying pipeline, the other end of the conveying pipeline is communicated with the multi-stage condenser pipe, and a guide gap is arranged between the two air guide pipes;
the side rod is fixedly connected with the outer side surface of the air guide pipe, one end of the first vertical rod is fixed on the ground, and one end of the side rod is fixedly connected with the side surface of the first vertical rod;
the device comprises a second vertical rod, a first motor, a rotary table and a plurality of adsorption cylinders, wherein one end of the second vertical rod is fixed on the ground, the first motor is fixed on one side of the second vertical rod, the rotary table is arranged on an output shaft of the first motor, the adsorption cylinders are arranged on the outer side of the rotary table, the upper end and the lower end of each adsorption cylinder are both provided with an opening, and the plurality of adsorption cylinders are distributed in an annular array manner on the periphery of a central axis of the first motor;
the adsorption device comprises adsorption blocks for adsorbing ammonia, wherein the interior of at least one adsorption cylinder is in an empty state, and the adsorption blocks are arranged in the rest adsorption cylinders;
and the temperature sensor is arranged in the wastewater heating furnace and is electrically connected with the first motor.
Further, the junction of carousel and adsorption cylinder side is located the intermediate position of terminal surface about the adsorption cylinder, the device of processing containing ammonia nitrogen waste water still includes:
the two lantern rings are sleeved on the outer side surface of the adsorption cylinder, are symmetrically arranged on the upper side and the lower side of the rotary table, are connected with the adsorption cylinder in a sliding mode, and correspond to the air guide pipes one by one;
the upper surface of the lantern ring positioned above the rotary table and the lower surface of the lantern ring positioned below the rotary table are both provided with the connecting covers;
and the driving part is used for driving the lantern ring to slide on the adsorption cylinder.
Further, the driving part includes:
the first springs are arranged between the lantern ring and the rotary table, one ends of the first springs are fixed on the end face, facing the rotary table, of the lantern ring, and the other ends of the first springs are fixed on the end face, facing the lantern ring, of the rotary table;
the two shaft plates are fixed on the side rods and symmetrically arranged on two sides of the guide gap;
a rotating shaft rotatably connected with the shaft plate and a mandril with one end fixed on the side surface of the rotating shaft;
and the driving component is used for driving the rotating shaft to rotate.
Further, the driving assembly includes:
the connecting frames correspond to the lantern rings one to one, each connecting frame comprises a cross rod and connecting rods arranged at two ends of the cross rod, one end of each connecting rod is fixed at the end part of the corresponding cross rod, and the other end of each connecting rod is fixed on the side surface of the corresponding rotating shaft;
the second motor is arranged on one side of the first vertical rod, and the main gear is arranged on an output shaft of the second motor;
and the auxiliary gears are arranged on the rotating shafts close to the second motor, and the main gear is meshed with the auxiliary gears.
Further, the device for treating the wastewater containing ammonia nitrogen further comprises a first pressure sensor for detecting the pressure of the cross rod contacting the turntable and a second pressure sensor for detecting the pressure of the outer side surface of the cross rod contacting the air guide tube, wherein the first pressure sensor is arranged on the upper end surface of the turntable, the second pressure sensor is arranged on the outer side surface of the air guide tube, the first pressure sensor and the second pressure sensor are both electrically connected with the first motor, and the first pressure sensor and the second pressure sensor are both electrically connected with the second motor.
Further, the device for treating the wastewater containing ammonia nitrogen also comprises:
the air guide pipe is arranged above the air guide pipe, one side of the air guide pipe positioned above the air guide pipe is provided with an upper connecting port communicated with the interior of the air guide pipe, one side of the air guide pipe positioned below the air guide pipe is provided with a lower connecting port communicated with the interior of the air guide pipe, one end of the air guide pipe is communicated with the upper connecting port, and the other end of the air guide pipe is communicated with the lower connecting port;
the exhaust fan is arranged in the guide pipe and is close to the upper connecting port;
the first ammonia sensor is arranged inside the air guide pipe above the first ammonia sensor, and the first ammonia sensor is electrically connected with the exhaust fan.
Further, the device for treating the wastewater containing ammonia nitrogen also comprises:
the outer side surface of the air guide pipe positioned below is provided with a side opening positioned above the lower connecting port, the air cylinder is arranged on the outer side of the air guide pipe, an output shaft of the air cylinder is fixedly connected with one side of the partition plate, the partition plate is in sliding connection with the side opening, and when the partition plate completely enters the air guide pipe, the partition plate seals the upper end opening of the air guide pipe;
locate the inside second ammonia sensor of guide pipe, the second ammonia sensor is close to the air exhauster, and the air exhauster is located between second ammonia sensor and the last connector, second ammonia sensor and air exhauster electric connection.
Further, the device for treating the wastewater containing ammonia nitrogen also comprises:
the two extending plates are arranged on the side surfaces of the second vertical rods, the extending plates are provided with through holes penetrating through the upper and lower surfaces of the extending plates, when one adsorption cylinder rotates to a position between the two extending plates, the through holes are opposite to the adsorption cylinder, and the diameter of each through hole is equal to the inner diameter of the adsorption cylinder;
and a fixing part for fixing the adsorption block in the adsorption cylinder.
Further, the fixing portion includes:
the side grooves are arranged on the inner side wall of the adsorption cylinder, and the support blocks are in sliding connection with the side grooves;
the second spring is positioned in the side groove, one end of the second spring is fixed on the side wall of the side groove, which faces the supporting block, and the other end of the second spring is fixed on the side surface of the supporting block, which is positioned in the side groove;
the guide wheel is arranged in the side groove;
the other end of the pull rope is wound around the guide wheel and is fixedly connected with the second electromagnet, and the second electromagnet is in sliding connection with a top groove arranged on the lower end face of the adsorption cylinder;
the first electromagnet is arranged in the extension plate positioned below the first electromagnet, and corresponds to the second electromagnet.
Further, the device for treating the wastewater containing ammonia nitrogen further comprises an infrared emitter and an infrared receiver, the infrared receiver is arranged on the upper end face of the adsorption cylinder, and the extension plate positioned above the adsorption cylinder is provided with the infrared emitter corresponding to the infrared receiver.
The invention has the beneficial effects that: by adopting the device for treating the ammonia nitrogen-containing wastewater, the ammonia nitrogen-containing wastewater is added into the wastewater heating furnace through the inlet, after the wastewater heating furnace is filled with enough ammonia nitrogen-containing wastewater, the wastewater heating furnace starts to heat, and simultaneously, the first motor is started, firstly, one adsorption cylinder provided with the adsorption block is rotated to the guide gap, and at the moment, the first motor stops driving; the temperature sensor detects the temperature in the wastewater heating furnace in real time, and ammonia overflowing from the ammonia nitrogen wastewater is absorbed by the adsorption block when the temperature sensed by the temperature sensor is below 100 ℃; when the adsorption block in the guide gap absorbs enough ammonia gas, the first motor is started again, so that the other adsorption cylinder provided with the adsorption block rotates into the guide gap, and the overflowing ammonia gas is continuously absorbed; when the temperature sensed by the temperature sensor exceeds 100 ℃, the first motor is started, when one adsorption cylinder in a vacant state rotates into the guide gap, the first motor stops driving, so that the mixed gas of the water vapor and the ammonia gas enters the gas guide pipe and enters the multistage condensation pipes after passing through the conveying pipeline, therefore, the mixed gas of the water vapor and the ammonia gas enters the multistage condensation pipes, low ammonia nitrogen condensate and high ammonia nitrogen condensate can be collected through cyclic absorption, the low ammonia nitrogen condensate can be used in a water use section, the high ammonia nitrogen condensate is mainly ammonia water and can be used for treating tail gas by a boiler, when ammonia nitrogen wastewater is heated, when the temperature is lower than 100 ℃, overflowed ammonia gas can be absorbed by adsorption blocks, therefore, the part of ammonia gas can not enter the conveying pipeline, and therefore, the ammonia gas can not be dissolved in the condensate water in the conveying pipeline, the ammonia water with higher concentration is formed, so that the corrosion to the conveying pipeline is slowed down, the service life of the conveying pipeline is prolonged, and the adsorption block can be formed by pressing acidic substance particles, for example, acidic soil or acidic oxides are pressed into blocks, and the generated ammonia gas can be absorbed.
Drawings
In order to more clearly illustrate 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, and it is obvious that the drawings in the following description are only the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a schematic view of an adsorption cylinder positioned in a guide gap according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of an adsorption cylinder in an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of a support block in an embodiment of the present invention;
FIG. 5 is a top view of an attachment bracket according to an embodiment of the present invention;
FIG. 6 is a first side view of the suction canister in the guide gap according to the embodiment of the present invention;
FIG. 7 is a second side view of the suction canister in the guide gap according to the embodiment of the present invention;
FIG. 8 is a side cross-sectional view at the separator plate in an embodiment of the invention.
Wherein, 1, a first vertical rod; 2. a second vertical bar; 3. a wastewater heating furnace; 4. an outlet; 5. an inlet; 6. a first motor; 7. a turntable; 8. an adsorption cylinder; 9. an adsorption block; 10. an air duct; 12. a guide tube; 13. an exhaust fan; 14. an extension plate; 15. perforating; 16. an infrared emitter; 17. an infrared receiver; 18. a first electromagnet; 19. a first spring; 20. a second motor; 21. a side lever; 22. a shaft plate; 23. a rotating shaft; 24. a top rod; 26. a connecting frame; 27. a main gear; 28. a pinion gear; 29. a side groove; 30. a support block; 31. a second spring; 32. pulling a rope; 33. a guide wheel; 34. a second electromagnet; 35. a top groove; 36. a first pressure sensor; 37. a second pressure sensor; 38. a second ammonia gas sensor; 39. opening the side; 40. a partition plate; 41. a cylinder; 42. a collar; 43. a connecting cover; 44. a lower connector; 45. an upper connecting port; 46. a first ammonia gas sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to specific embodiments below.
It is to be noted that technical terms or scientific terms used herein should have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs, unless otherwise defined. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In a first aspect of the present invention, an embodiment of an apparatus for treating wastewater containing ammonia nitrogen is provided, as shown in fig. 1 and fig. 2, including a wastewater heating furnace 3, where the wastewater heating furnace 3 is provided with an outlet 4 and an inlet 5, and the apparatus for treating wastewater containing ammonia nitrogen further includes:
the multi-stage condenser pipe, the conveying pipeline and the two air guide pipes 10 arranged up and down are arranged, the air guide pipe 10 positioned below is communicated with the outlet 4, the upper end opening of the air guide pipe 10 positioned above is connected with one end of the conveying pipeline, the other end of the conveying pipeline is communicated with the multi-stage condenser pipe, and a guide gap is arranged between the two air guide pipes 10;
a side lever 21 fixedly connected with the outer side surface of the air duct 10 and a first vertical rod 1 with one end fixed on the ground, wherein one end of the side lever 21 is fixedly connected with the side surface of the first vertical rod 1;
the device comprises a second vertical rod 2, a first motor 6, a rotary table 7 and a plurality of adsorption cylinders 8, wherein one end of the second vertical rod 2 is fixed on the ground, the first motor 6 is fixed on one side of the second vertical rod 2, the rotary table 7 is arranged on an output shaft of the first motor 6, the adsorption cylinders 8 are arranged on the outer side of the rotary table 7, the upper end and the lower end of each adsorption cylinder 8 are both open, and the plurality of adsorption cylinders 8 are distributed in an annular array on the periphery of a central axis of the first motor 6;
the adsorption blocks 9 are used for adsorbing ammonia, the interior of at least one adsorption cylinder 8 is in an empty state, and the adsorption blocks 9 are arranged in the rest adsorption cylinders 8;
the temperature sensor is arranged in the wastewater heating furnace 3 and is electrically connected with the first motor 6;
in the embodiment, under the standard atmospheric pressure, the boiling point of water is 100 ℃, ammonia nitrogen wastewater is added into the wastewater heating furnace 3 through the inlet 5, after the wastewater heating furnace 3 is filled with enough ammonia nitrogen wastewater, the wastewater heating furnace 3 starts to heat, meanwhile, the first motor 6 is started, firstly, one adsorption cylinder 8 provided with the adsorption block 9 is rotated into the guide gap, and at the moment, the first motor 6 stops driving; the temperature sensor detects the temperature in the wastewater heating furnace 3 in real time, and ammonia overflowing from the ammonia nitrogen wastewater is absorbed by the adsorption block 9 when the temperature sensed by the temperature sensor is below 100 ℃; when the adsorption block 9 in the guide gap absorbs enough ammonia gas, the first motor 6 is started again, so that the other adsorption cylinder 8 provided with the adsorption block 9 rotates into the guide gap to continuously absorb the overflowed ammonia gas; when the temperature sensed by the temperature sensor exceeds 100 ℃, the first motor 6 is started, when one of the adsorption cylinders 8 in the vacant state rotates to the guide gap, the first motor 6 stops driving, so that the mixed gas of the water vapor and the ammonia gas enters the air duct 10 and enters the multistage condensation pipe after passing through the conveying pipeline, and then the mixed gas of the water vapor and the ammonia gas enters the multistage condensation pipe, low ammonia nitrogen condensate and high ammonia nitrogen condensate can be collected through circulating absorption, wherein the low ammonia nitrogen condensate can be used in a water use section, the high ammonia nitrogen condensate is mainly ammonia water and can be used for treating tail gas of a boiler, when the ammonia nitrogen wastewater is heated, when the temperature is lower than 100 ℃, overflowed ammonia gas can be absorbed by the adsorption block 9, so that the part of ammonia gas can not enter the conveying pipeline and can not be dissolved in the condensate in the conveying pipeline, the ammonia water with higher concentration is formed, so that the corrosion to the conveying pipeline is slowed down, the service life of the conveying pipeline is prolonged, and the adsorption block 9 can be formed by pressing acidic substance particles, for example, acidic soil or acidic oxides are pressed into blocks, and the generated ammonia gas can be absorbed.
As an embodiment, as shown in fig. 2 and fig. 3, the connection position of the rotary table 7 and the side surface of the adsorption cylinder 8 is located at the middle position of the upper and lower end surfaces of the adsorption cylinder 8, and the apparatus for treating wastewater containing ammonia nitrogen further comprises:
the two lantern rings 42 are sleeved on the outer side surface of the adsorption cylinder 8, the two lantern rings 42 are symmetrically arranged on the upper side and the lower side of the rotary table 7, the lantern rings 42 are connected with the adsorption cylinder 8 in a sliding mode, and the lantern rings 42 correspond to the air guide tubes 10 one by one;
the connecting cover 43 is arranged on the upper surface of the lantern ring 42 positioned above the turntable 7 and on the lower surface of the lantern ring 42 positioned below the turntable 7;
a driving part for driving the collar 42 to slide on the adsorption cylinder 8.
In this embodiment, when the adsorption cylinder 8 rotates to the guide gap, the driving portion drives the collar 42 to move toward the corresponding air duct 10, when the inner side surface of the connection cover 43 contacts the outer edge of the end surface of the air duct 10 toward the turntable 7, the driving portion stops driving, and the ammonia gas or the water vapor which overflows can be prevented from entering the external environment through the connection cover 43, so that the pollution is reduced.
As one embodiment, as shown in fig. 2 and 3, the driving unit includes:
a plurality of first springs 19 arranged between the lantern ring 42 and the rotating disc 7, wherein one end of each first spring 19 is fixed on the end face, facing the rotating disc 7, of the lantern ring 42, and the other end of each first spring 19 is fixed on the end face, facing the lantern ring 42, of the rotating disc 7;
two shaft plates 22 fixed to the side bars 21, the two shaft plates 22 being symmetrically disposed on both sides of the guide gap;
a rotating shaft 23 rotatably connected with the shaft plate 22 and a push rod 24 having one end fixed to a side surface of the rotating shaft 23;
and the driving component is used for driving the rotating shaft 23 to rotate.
In this embodiment, when the adsorption cylinder 8 just enters the guide gap, the top end of the ejector rod 24 and the corresponding collar 42 are in a separated state, at this time, the driving assembly drives the rotating shaft 23 to rotate, so that the top end of the ejector rod 24 and the corresponding collar 42 are in surface contact towards the turntable 7, after the contact, the ejector rod 24 continues to rotate, so as to push the collar 42 to overcome the elastic force of the first spring 19, so that the two collars 42 are far away from each other, and when the inner side surface of the connection cover 43 is in contact with the outer edge of the end surface of the air duct 10 towards the turntable 7, the driving assembly stops driving; when an adsorption cylinder 8 needs to be replaced, the driving assembly drives the ejector rod 24 to move reversely, at the moment, the connecting cover 43 can be gradually far away from the end face of the air duct 10 under the action of the elastic force of the first spring 19, and after the top end of the ejector rod 24 is separated from the lantern ring 42, the first motor 6 can be started to drive the turntable 7 to rotate, so that the other adsorption cylinder 8 moves into the guide gap.
As an embodiment, as shown in fig. 2, 3, 5, 6, and 7, the driving assembly includes:
the connecting frames 26 correspond to the lantern rings 42 one by one, each connecting frame 26 comprises a cross rod and connecting rods arranged at two ends of the cross rod, one end of each connecting rod is fixed at the end part of the corresponding cross rod, and the other end of each connecting rod is fixed on the side surface of the corresponding rotating shaft 23;
a second motor 20 arranged at one side of the first vertical rod 1 and a main gear 27 arranged at the output shaft of the second motor 20;
the pinion 28 is mounted on the rotating shaft 23 of the second motor 20, and the main gear 27 is engaged with the pinion 28.
In this embodiment, when the cross bar contacts with the outer side surface of the corresponding air duct 10, and at this time, when the rotary table 7 rotates, the connecting frame 26 does not collide with the adsorption cylinders 8, so that the first motor 6 drives and makes one of the adsorption cylinders 8 enter the guide gap, at this time, the top end of the ejector rod 24 is in a separated state from the collar 42, and then the first motor 6 stops driving; at this moment, the second motor 20 is started, so that the rotating shaft 23 can be driven to rotate, and when the cross bar is in contact with the turntable 7, the inner side surface of the connecting cover 43 is in contact with the outer edge of the end surface of the air duct 10 facing the turntable 7.
As an embodiment, as shown in fig. 6 and 7, the apparatus for treating wastewater containing ammonia nitrogen further comprises a first pressure sensor 36 and a second pressure sensor 37, the first pressure sensor 36 is disposed on the upper end surface of the turntable 7, and the second pressure sensor 37 is disposed on the outer side surface of the upper gas guide tube 10.
Here, when the second motor 20 drives the cross bar to rotate to contact with the second pressure sensor 37, so that the second pressure sensor 37 senses the pressure, the second motor 20 stops driving, and at the same time, the first motor 6 is started, so that the turntable 7 drives the adsorption cylinder 8 located in the guide gap to move to the outside of the guide gap and drives another adsorption cylinder 8 to move to the inside of the guide gap, at this time, the second motor 20 starts again, and when the cross bar rotates to contact with the first pressure sensor 36, so that the first pressure sensor 36 senses the pressure, the second motor 20 stops driving.
As an embodiment, as shown in fig. 1, the apparatus for treating ammonia nitrogen containing wastewater further comprises:
the air guide pipe 12 is provided with an upper connecting port 45 communicated with the interior of the upper air guide pipe 10 at one side, a lower connecting port 44 communicated with the interior of the lower air guide pipe 10 at one side, one end of the air guide pipe 10 is communicated with the upper connecting port 45, and the other end of the air guide pipe 10 is communicated with the lower connecting port 44;
an exhaust fan 13 arranged inside the guide pipe 12, wherein the exhaust fan 13 is close to the upper connecting port 45;
the first ammonia gas sensor 46 is provided inside the upper gas guide tube 10 with the first ammonia gas sensor 46.
In this embodiment, when the temperature sensed by the temperature sensor is below 100 ℃, the overflowed ammonia gas is absorbed by the adsorption cylinder 8 equipped with the adsorption block 9, and if part of the ammonia gas is not absorbed by the adsorption block 9, the ammonia gas will enter the upper air duct 10, so that the ammonia gas will be detected by the first ammonia gas sensor 46, and the exhaust fan 13 is activated, so that the ammonia gas in the upper air duct 10 passes through the guide tube 12 and reenters the lower air duct 10 to be absorbed by the adsorption block 9 again.
As an embodiment, as shown in fig. 2 and 8, the apparatus for treating wastewater containing ammonia nitrogen further comprises:
a partition plate 40 and a cylinder 41, wherein the outer side surface of the lower air duct 10 is provided with a side opening 39 positioned above a lower connecting port 44, the cylinder 41 is arranged outside the air duct 10, an output shaft of the cylinder 41 is fixedly connected with one side of the partition plate 40, the partition plate 40 is in sliding connection with the side opening 39, and when the partition plate 40 completely enters the air duct 10, the partition plate 40 seals the upper end opening of the air duct 10;
and a second ammonia gas sensor 38 disposed inside the guide pipe 12, wherein the second ammonia gas sensor 38 is close to the exhaust fan 13, and the exhaust fan 13 is located between the second ammonia gas sensor 38 and the upper connecting port 45.
In this embodiment, if the first ammonia gas sensor 46 continuously detects that ammonia gas passes through the upper gas-guide tube 10, which indicates that the adsorption block 9 has absorbed enough ammonia gas, it needs to be replaced with the next adsorption block 9 for absorption, therefore, the partition plate 40 is completely inserted into the air duct 10 by the cylinder 41, the partition plate 40 seals the upper port of the air duct 10, at this time, a part of the ammonia gas overflowing from the ammonia gas supplying pipe is temporarily stored in the lower gas guide pipe 10, and the other part of the ammonia gas enters the guide pipe 12, when the second ammonia sensor 38 detects the presence of ammonia, it indicates that ammonia may enter the upper airway 10, at this time, the exhaust fan 13 can be started, so that the ammonia gas in the guide tube 12 can not enter the upper air duct 10, when the adsorption block 9 in the guide gap is replaced, the partition plate 40 is opened, so that the temporarily stored ammonia gas is absorbed by the adsorption block 9 again.
As an embodiment, as shown in fig. 1, the apparatus for treating ammonia nitrogen containing wastewater further comprises:
the two extending plates 14 are arranged on the side surfaces of the second vertical rods 2, the extending plates 14 are provided with through holes 15 penetrating through the upper and lower surfaces of the extending plates, when one adsorption cylinder 8 rotates to a position between the two extending plates 14, the through holes 15 are opposite to the adsorption cylinder 8, and the diameter of each through hole 15 is equal to the inner diameter of the adsorption cylinder 8;
the fixing portion provided inside the adsorption cylinder 8 fixes the adsorption block 9 inside the adsorption cylinder 8 when the adsorption block 9 enters the adsorption cylinder 8.
In this embodiment, adsorb in piece 9 is fixed in adsorption cylinder 8 through the fixed part, when adsorption cylinder 8 in adsorb piece 9 needs to be changed, adsorption cylinder 8 rotates to between two extension boards 14, then the fixed part loosens adsorbs piece 9, adsorb piece 9 and drop from adsorbing cylinder 8, and pass below extension board 14 perforation 15, the staff puts into new adsorption piece 9 from the perforation 15 of top extension board 14, after this adsorbs piece 9 enters into adsorption cylinder 8, can be fixed through the fixed part, like this after adsorbing the sufficient ammonia of piece 9 absorption, can in time change and adsorb piece 9, and change process simple swift.
As one embodiment, as shown in fig. 1 and 4, the fixing portion includes:
a plurality of side grooves 29 arranged on the inner side wall of the adsorption cylinder 8 and a supporting block 30 connected with the side grooves 29 in a sliding manner, wherein the side grooves 29 are close to the lower end surface of the adsorption cylinder 8;
a second spring 31 positioned in the side groove 29, wherein one end of the second spring 31 is fixed on the side wall of the side groove 29 facing the supporting block 30, and the other end of the second spring 31 is fixed on the side surface of the supporting block 30 positioned in the side groove 29;
a guide wheel 33 provided in the side groove 29;
the second electromagnet 34 and a pull rope 32 with one end fixedly connected with the side surface of the supporting block 30 positioned in the side groove 29, the other end of the pull rope 32 bypasses the guide wheel 33 and is fixedly connected with the second electromagnet 34, and the second electromagnet 34 is in sliding connection with a top groove 35 arranged on the lower end surface of the adsorption cylinder 8;
the first electromagnet 18 is arranged in the lower extension plate 14, the first electromagnet 18 corresponds to the second electromagnet 34, and when the adsorption cylinder 8 moves between the two extension plates 14, the first electromagnet 18 is opposite to the corresponding second electromagnet 34.
In this embodiment, when the second spring 31 is in a natural state, a part of the supporting block 30 extends into the adsorbing cylinder 8, so as to support the adsorbing block 9, when the adsorbing cylinder 8 moves between the two extending plates 14 and needs to replace the adsorbing block 9, a mutual attraction force is generated between the first electromagnet 18 and the second electromagnet 34, so that the second electromagnet 34 moves downwards, and then the supporting block 30 overcomes the elastic force of the second spring 31 through the pulling rope 32 and completely contracts into the side groove 29, so that the adsorbing block 9 in the adsorbing cylinder 8 can fall down under the action of gravity.
As an implementation mode, as shown in FIG. 1, the device for treating wastewater containing ammonia nitrogen further comprises an infrared emitter 16 and an infrared receiver 17, the upper end face of the adsorption cylinder 8 is provided with the infrared receiver 17, and the extension plate 14 positioned above the adsorption cylinder is provided with the infrared emitter 16 corresponding to the infrared receiver 17.
In this embodiment, when the adsorption cylinder 8 of the adsorption block 9 needs to be replaced moves between the extension plates 14, if the infrared receiver 17 receives a signal transmitted by the infrared transmitter 16, it can be determined that the adsorption cylinder 8 has entered between the adsorption cylinders 8, and at this time, the replacement can be performed.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to those examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The utility model provides a handle device that contains ammonia nitrogen waste water, includes waste water heating furnace (3), waste water heating furnace (3) are equipped with export (4) and import (5), its characterized in that, handle the device that contains ammonia nitrogen waste water and still include:
the multi-stage condenser pipe, the conveying pipeline and the two air guide pipes (10) arranged up and down are arranged, the air guide pipe (10) positioned below is communicated with the outlet (4), the upper port of the air guide pipe (10) positioned above is connected with one end of the conveying pipeline, the other end of the conveying pipeline is communicated with the multi-stage condenser pipe, and a guide gap is arranged between the two air guide pipes (10);
the air guide pipe comprises a side lever (21) fixedly connected with the outer side surface of the air guide pipe (10) and a first vertical rod (1) with one end fixed to the ground, wherein one end of the side lever (21) is fixedly connected with the side surface of the first vertical rod (1);
the device comprises a second vertical rod (2) with one end fixed on the ground, a first motor (6) fixed on one side of the second vertical rod (2), a rotary table (7) arranged on an output shaft of the first motor (6) and a plurality of adsorption cylinders (8) arranged on the outer side of the rotary table (7), wherein the upper end and the lower end of each adsorption cylinder (8) are both open, and the adsorption cylinders (8) are distributed in an annular array manner on the periphery of the central axis of the first motor (6);
the adsorption device comprises adsorption blocks (9) for adsorbing ammonia gas, wherein the interior of at least one adsorption cylinder (8) is in an empty state, and the adsorption blocks (9) are arranged in the rest adsorption cylinders (8);
and the temperature sensor is arranged in the wastewater heating furnace (3) and is electrically connected with the first motor (6).
2. The device for treating wastewater containing ammonia nitrogen according to claim 1, wherein the joint of the rotary table (7) and the side surface of the adsorption cylinder (8) is positioned at the middle position of the upper and lower end surfaces of the adsorption cylinder (8), and the device for treating wastewater containing ammonia nitrogen further comprises:
the two lantern rings (42) are sleeved on the outer side face of the adsorption cylinder (8), the two lantern rings (42) are symmetrically arranged on the upper side and the lower side of the turntable (7), the lantern rings (42) are connected with the adsorption cylinder (8) in a sliding mode, and the lantern rings (42) correspond to the air guide pipes (10) one by one;
the upper surface of the lantern ring (42) positioned above the turntable (7) and the lower surface of the lantern ring (42) positioned below the turntable (7) are provided with the connecting covers (43);
a driving part for driving the collar (42) to slide on the adsorption cylinder (8).
3. The device for treating ammonia nitrogen containing wastewater as claimed in claim 2, wherein the driving part comprises:
the first springs (19) are arranged between the lantern ring (42) and the rotary disc (7), one ends of the first springs (19) are fixed to the end face, facing the rotary disc (7), of the lantern ring (42), and the other ends of the first springs (19) are fixed to the end face, facing the lantern ring (42), of the rotary disc (7);
two shaft plates (22) fixed on the side rods (21), wherein the two shaft plates (22) are symmetrically arranged at two sides of the guide gap;
a rotating shaft (23) rotationally connected with the shaft plate (22) and a mandril (24) with one end fixed on the side surface of the rotating shaft (23);
and the driving component is used for driving the rotating shaft (23) to rotate.
4. The device for treating ammonia nitrogen containing wastewater as claimed in claim 3, wherein the driving assembly comprises:
the connecting frames (26) correspond to the lantern rings (42) one by one, each connecting frame (26) comprises a cross rod and connecting rods arranged at two ends of the cross rod, one end of each connecting rod is fixed at the end part of the corresponding cross rod, and the other end of each connecting rod is fixed on the side surface of the corresponding rotating shaft (23);
a second motor (20) arranged on one side of the first vertical rod (1) and a main gear (27) arranged on an output shaft of the second motor (20);
the auxiliary gears (28) are mounted close to the rotating shaft (23) of the second motor (20), and the main gear (27) is meshed with the auxiliary gears (28).
5. The device for treating the ammonia nitrogen-containing wastewater according to claim 4, further comprising a first pressure sensor (36) for detecting the pressure of the cross bar contacting the rotary disc (7) and a second pressure sensor (37) for detecting the pressure of the cross bar contacting the outer side surface of the air guide tube (10), wherein the first pressure sensor (36) is arranged on the upper end surface of the rotary disc (7), the second pressure sensor (37) is arranged on the outer side surface of the air guide tube (10), the first pressure sensor (36) and the second pressure sensor (37) are both electrically connected with the first motor (6), and the first pressure sensor (36) and the second pressure sensor (37) are both electrically connected with the second motor (20).
6. The apparatus for treating wastewater containing ammonia nitrogen as claimed in claim 1, further comprising:
the device comprises a guide tube (12), an upper connecting port (45) communicated with the interior of the guide tube is arranged at one side of the upper air duct (10), a lower connecting port (44) communicated with the interior of the lower air duct is arranged at one side of the lower air duct (10), one end of the air duct (10) is communicated with the upper connecting port (45), and the other end of the air duct (10) is communicated with the lower connecting port (44);
the exhaust fan (13) is arranged in the guide pipe (12), and the exhaust fan (13) is close to the upper connecting port (45);
the ammonia gas sensor (46) is arranged inside the air guide pipe (10) above the ammonia gas sensor (46), and the ammonia gas sensor (46) is electrically connected with the exhaust fan (13).
7. The apparatus for treating wastewater containing ammonia nitrogen as claimed in claim 6, wherein the apparatus for treating wastewater containing ammonia nitrogen further comprises:
the air guide pipe comprises a partition plate (40) and an air cylinder (41), wherein a side opening (39) positioned above a lower connecting port (44) is formed in the outer side surface of an air guide pipe (10) positioned below the air guide pipe, the air cylinder (41) is arranged on the outer side of the air guide pipe (10), an output shaft of the air cylinder (41) is fixedly connected with one side of the partition plate (40), the partition plate (40) is in sliding connection with the side opening (39), and when the partition plate (40) completely enters the air guide pipe (10), the partition plate (40) seals an upper end opening of the air guide pipe (10);
locate second ammonia sensor (38) of guiding tube (12) inside, second ammonia sensor (38) are close to air exhauster (13), and air exhauster (13) are located between second ammonia sensor (38) and last connector (45), second ammonia sensor (38) and air exhauster (13) electric connection.
8. The apparatus for treating wastewater containing ammonia nitrogen as claimed in claim 1, further comprising:
the two extending plates (14) are arranged on the side surfaces of the second vertical rods (2), the extending plates (14) are provided with through holes (15) penetrating through the upper and lower surfaces of the extending plates, when one adsorption cylinder (8) rotates to a position between the two extending plates (14), the through holes (15) are opposite to the adsorption cylinder (8), and the diameter of each through hole (15) is equal to the inner diameter of the adsorption cylinder (8);
a fixing part for fixing the adsorption block (9) in the adsorption cylinder (8).
9. The apparatus for treating ammonia nitrogen containing wastewater as set forth in claim 8, wherein the fixing part comprises:
the adsorption device comprises a plurality of side grooves (29) arranged on the inner side wall of an adsorption cylinder (8) and supporting blocks (30) in sliding connection with the side grooves (29), wherein the side grooves (29) are close to the lower end face of the adsorption cylinder (8);
the second spring (31) is positioned in the side groove (29), one end of the second spring (31) is fixed on the side wall, facing the supporting block (30), of the side groove (29), and the other end of the second spring (31) is fixed on the side face, positioned in the side groove (29), of the supporting block (30);
a guide wheel (33) arranged in the side groove (29);
the second electromagnet (34) and a pull rope (32) with one end fixedly connected with the side face, located in the side groove (29), of the supporting block (30), the other end of the pull rope (32) bypasses a guide wheel (33) and is fixedly connected with the second electromagnet (34), and the second electromagnet (34) is in sliding connection with a top groove (35) formed in the lower end face of the adsorption cylinder (8);
the first electromagnet (18) is arranged in the extension plate (14) positioned below the first electromagnet (18), and the first electromagnet (18) corresponds to the second electromagnet (34).
10. The device for treating wastewater containing ammonia nitrogen as claimed in claim 9, further comprising an infrared emitter (16) and an infrared receiver (17), wherein the infrared receiver (17) is arranged on the upper end surface of the adsorption cylinder (8), and the extension plate (14) above the adsorption cylinder is provided with the infrared emitter (16) corresponding to the infrared receiver (17).
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| CN114409002B (en) | 2022-07-05 |
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