CN213492961U - A green circulation desulfurization structure for spandex waste liquid is recycled - Google Patents

A green circulation desulfurization structure for spandex waste liquid is recycled Download PDF

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CN213492961U
CN213492961U CN202022161440.9U CN202022161440U CN213492961U CN 213492961 U CN213492961 U CN 213492961U CN 202022161440 U CN202022161440 U CN 202022161440U CN 213492961 U CN213492961 U CN 213492961U
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waste liquid
mixing
fixed
mixing box
pump
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金世中
黄雷
周前堂
沈海林
陈龙
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Zhuji Qingrong New Materials Co ltd
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Zhuji Qingrong New Materials Co ltd
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Abstract

The utility model discloses a green circulation desulfurization structure for spandex waste liquid is recycled, including base, spray column, backward flow case, waste liquid jar and mixing box are all fixed at the top of base, and the top of mixing box is fixed with hybrid motor, and hybrid motor's output shaft is fixed with the (mixing) shaft, the utility model relates to an industrial waste water treatment technical field. This a green circulation desulfurization structure for spandex waste liquid is recycled, through the stirring auxiliary rod, the stirring mobile jib, the drive shaft, the belt, hybrid motor, the cooperation of (mixing) shaft, make the inside sodium carbonate of joining mixing drum can obtain intensive mixing and dissolve the sodium carbonate behind the waste liquid and pass through the through-hole and get into the mixing drum outside, make the sodium carbonate stirring more thorough, reduce the waste of sodium carbonate, deuterogamy stirring rake makes the sodium carbonate that dissolves in the waste liquid further with the waste liquid misce bene in the mixing drum, the convenient pH value to the waste liquid is adjusted.

Description

A green circulation desulfurization structure for spandex waste liquid is recycled
Technical Field
The utility model relates to an industrial wastewater treatment technology field specifically is a green circulation desulfurization structure for spandex waste liquid is recycled.
Background
Spandex is an important chemical fiber raw material in the world at present, the production waste liquid contains a large amount of organic solvent DMF (dimethyl formamide), and the DMF is determined to be II grade (moderate harm) in classification of the degree of occupational contact poison harm in China, and mainly comes from operations such as cleaning of a tower bottom of a rectifying tower, components and filter elements. The conventional treatment method is anaerobic and aerobic biochemical treatment, the treatment period is longer, particularly in an A/O aerobic process, and because ammonia nitrogen at the spandex wastewater outlet exceeds the standard, an oxygen adding device must be additionally arranged at a discharge port, so that the process has large investment and complex process. The water-coal-slurry boiler is a heat source device for producing spandex, and takes water-coal-slurry which is low-sulfur, low-ash and high-heating value coal-based liquid fuel as fuel. Although the sulfur content of the raw material coal is only 0.3-0.5%, part of SO2 is discharged along with flue gas, and further desulfurization measures are necessary today with strict environmental protection requirements, and alkaline desulfurization is generally adopted at present to remove the sulfur SO that the discharge reaches the high level below the national standard 50mg/m 3.
According to patent number CN203507809U a spandex waste liquid circulation desulphurization unit, it includes the spray column of being connected with outside boiler discharge flue gas pipe, a waste liquid collecting pit for collecting the spandex waste liquid, be connected with the waste liquid collecting pit and be used for adjusting the adjustment tank of spandex waste liquid pH value, this spandex waste liquid circulation desulphurization unit, only mix through simple stirring after adding sodium carbonate in to the adjustment tank, the sodium carbonate powder has the incomplete phenomenon of stirring, lead to remaining of sodium carbonate easily, cause the waste of sodium carbonate, and directly add the sodium carbonate and make the sodium carbonate mix inhomogeneously easily, further influence the regulation of pH value, therefore, the utility model provides a green circulation desulfurization structure for spandex waste liquid is recycled to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a green circulation desulfurization structure for spandex waste liquid is recycled has solved the sodium carbonate powder and has had the incomplete phenomenon of stirring, leads to remaining of sodium carbonate easily, causes the waste of sodium carbonate, and directly adds the sodium carbonate and makes the sodium carbonate mix inhomogeneous easily, further influences the problem that the pH value adjusted.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a green environmental protection circulation desulfurization structure for spandex waste liquid recycle, includes base, spray column, backward flow case, waste liquid jar and mixing box are all fixed at the top of base, the top of mixing box is fixed with hybrid motor, hybrid motor's output shaft is fixed with the (mixing) shaft, the bottom of (mixing) shaft runs through the mixing box and extends to the inside of mixing box, the top of mixing box runs through and is provided with the feeder hopper, the fixed surface of (mixing) shaft has the stirring rake, the right side of mixing box inner wall is fixed with the mixing drum through the branch, the top of mixing box inner wall rotates and is connected with the drive shaft, the drive shaft all is fixed with the belt pulley with the surface of (mixing) shaft, connect through belt transmission between the surface of two belt pulleys, the bottom of drive shaft runs through the mixing drum and extends to the inside of mixing drum, the both sides on drive shaft surface all are fixed with stirring mobile jib, stirring mobile jib's fixed surface has the stirring auxiliary rod, the surface of mixing drum is run through and is seted up the through-hole, the front of mixing box is provided with the chamber door, the bottom of mixing drum is provided with row material mechanism.
Preferably, discharge mechanism leads to the groove including the arc of seting up in the mixing drum bottom, the inner wall that the groove was led to the arc rotates through the pivot and is connected with the arc apron, the top of arc apron is fixed with reset spring, the bottom of mixing drum inner wall is fixed with the riser, reset spring's top and the left side fixed connection of riser.
Preferably, the surface of the spray tower is communicated with a smoke inlet pipeline, and the surface of the spray tower is communicated with the top of the reflux box through a reflux pipe.
Preferably, a first pump is fixed at the top of the reflux box, a liquid inlet of the first pump is communicated with a first connecting pipe, one end, far away from the first pump, of the first connecting pipe penetrates through the reflux box and extends to the inside of the reflux box, and a liquid outlet of the first pump is communicated with the top of the waste liquid tank through a second connecting pipe.
Preferably, a second pumping pump is fixed at the top of the waste liquid tank, a liquid inlet of the second pumping pump is communicated with a first folding pipe, one end, far away from the second pumping pump, of the first folding pipe penetrates through the waste liquid tank and extends to the inside of the waste liquid tank, and a liquid outlet of the second pumping pump is communicated with the top of the mixing box through the second folding pipe.
Preferably, the top of mixing box is fixed with the booster pump, the inlet intercommunication of booster pump has the exhaust pipe, the one end that the booster pump was kept away from to the exhaust pipe runs through the mixing box and extends to the inside of mixing box, the surface intercommunication of shower and spray column is passed through to the liquid outlet of booster pump.
Preferably, the top of the spray tower is communicated with the top of the return tank through a U-shaped pipe, and the top of the return tank is communicated with the surface of the smoke inlet pipeline through a circulating pipe.
Advantageous effects
The utility model provides a green circulation desulfurization structure for spandex waste liquid is recycled. Compared with the prior art, the method has the following beneficial effects:
(1) the environment-friendly circulating desulfurization structure for recycling the spandex waste liquid comprises a mixing motor fixed at the top of a mixing box, a mixing shaft is fixed on an output shaft of the mixing motor, the bottom end of the mixing shaft penetrates through the mixing box and extends into the mixing box, a feed hopper is arranged at the top of the mixing box in a penetrating manner, a stirring paddle is fixed on the surface of the mixing shaft, a mixing cylinder is fixed on the right side of the inner wall of the mixing box through a support rod, a driving shaft is rotatably connected to the top of the inner wall of the mixing box, belt pulleys are fixed on the surfaces of the driving shaft and the mixing shaft, the surfaces of the two belt pulleys are connected in a belt transmission manner, the bottom end of the driving shaft penetrates through the mixing cylinder and extends into the mixing cylinder, main stirring rods are fixed on the two sides of the surface of the driving shaft, auxiliary stirring rods are fixed on the surfaces, through the cooperation of stirring auxiliary rod, stirring mobile jib, drive shaft, belt pulley, belt, hybrid motor, (mixing) shaft for add the inside sodium carbonate of mixing drum can obtain intensive mixing and dissolve in the sodium carbonate behind the waste liquid and pass through the through-hole and get into the mixing drum outside, make the sodium carbonate stirring more thorough, reduce the waste of sodium carbonate, deuterogamy stirring rake makes the sodium carbonate that dissolves in the waste liquid further with the waste liquid misce bene in the mixing drum, the convenience is adjusted the pH value of waste liquid.
(2) This a green circulation desulfurization structure for spandex waste liquid is recycled, be provided with row material mechanism through the bottom at the hybrid cylinder, row material mechanism leads to the groove including the arc of seting up in the hybrid cylinder bottom, the inner wall that the arc led to the groove rotates through the pivot and is connected with the arc apron, the top of arc apron is fixed with reset spring, the bottom of hybrid cylinder inner wall is fixed with the riser, reset spring's top and the left side fixed connection of riser, through the arc apron, the setting that the arc led to the groove, be convenient for open the hybrid cylinder bottom, pour remaining sodium carbonate, through reset spring, the setting of riser, the resetting of the arc apron of being convenient for.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a front sectional view of the mixing box structure of the present invention;
FIG. 3 is a main sectional view of the mixing drum structure of the present invention;
FIG. 4 is a perspective view of the mixing drum structure of the present invention;
FIG. 5 is a perspective view of the mixing drum structure of the present invention;
fig. 6 is a perspective view of the local structure of the present invention.
In the figure: 1-base, 2-spray tower, 3-reflux box, 4-waste liquid tank, 5-mixing box, 6-mixing motor, 7-stirring shaft, 8-feed hopper, 9-stirring paddle, 10-supporting rod, 11-mixing cylinder, 12-driving shaft, 13-belt pulley, 14-stirring main rod, 15-stirring auxiliary rod, 16-through hole, 17-box door, 18-discharging mechanism, 181-arc through groove, 182-arc cover plate, 183-reset spring, 184-vertical plate, 19-smoke inlet pipeline, 20-reflux pipe, 21-first suction pump, 22-first connecting pipe, 23-second connecting pipe, 24-second suction pump, 25-first folding pipe, 26-booster pump, 27-suction pipe, 28-spray pipe, 29-U type pipe, 30-circulating pipe, 31-second fold pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a green environmental protection circulating desulfurization structure for recycling spandex waste liquid comprises a base 1, a spray tower 2, a backflow box 3, a waste liquid tank 4 and a mixing box 5, wherein the spray tower 2, the backflow box 3, the waste liquid tank 4 and the mixing box 5 are all fixed at the top of the base 1, a mixing motor 6 is fixed at the top of the mixing box 5, the mixing motor is electrically connected with an external power supply and is controlled by a control switch, a stirring shaft 7 is fixed at an output shaft of the mixing motor 6, the bottom end of the stirring shaft 7 penetrates through the mixing box 5 and extends into the mixing box 5, a feeding hopper 8 is arranged at the top of the mixing box 5 in a penetrating manner, the bottom end of the mixing shaft is positioned right above a mixing cylinder 11, a stirring paddle 9 is fixed on the surface of the stirring shaft 7, a mixing cylinder 11 is fixed on the right side of the inner wall of the mixing box 5 through a support rod 10, a driving shaft 12 is rotatably connected at, the surfaces of the two belt pulleys 13 are connected through belt transmission, the bottom end of the driving shaft 12 penetrates through the mixing drum 11 and extends into the mixing drum 11, the two sides of the surface of the driving shaft 12 are both fixed with a stirring main rod 14, the surface of the stirring main rod 14 is fixed with a stirring auxiliary rod 15, the surface of the mixing drum 11 is penetrated and provided with a through hole 16, the front surface of the mixing box 5 is provided with a box door 17 which is hinged on the inner wall of the mixing box 5 through a hinge, the outer surface is provided with a sealing ring to prevent waste liquid from flowing out, the bottom of the mixing drum 11 is provided with a discharging mechanism 18, the discharging mechanism 18 comprises an arc through groove 181 arranged at the bottom of the mixing drum 11, the inner wall of the arc through groove 181 is rotatably connected with an arc cover plate 182 through a rotating shaft, the top of the arc cover plate 182 is fixed with a reset spring 183, the arc cover plate, the surface of the spray tower 2 is communicated with a smoke inlet pipeline 19, the surface of the spray tower 2 is communicated with the top of a return box 3 through a return pipe 20, the top of the return box 3 is fixed with a first pumping pump 21 which is electrically connected with an external power supply and controlled through a control switch, a liquid inlet of the first pumping pump 21 is communicated with a first connecting pipe 22, one end of the first connecting pipe 22 far away from the first pumping pump 21 penetrates through the return box 3 and extends to the inside of the return box 3, a liquid outlet of the first pumping pump 21 is communicated with the top of a waste liquid tank 4 through a second connecting pipe 23, the top of the waste liquid tank 4 is fixed with a second pumping pump 24 which is electrically connected with the external power supply and is controlled through a control switch, the liquid inlet of the second pumping pump 24 is communicated with a first folding pipe 25, one end of the first folding pipe 25 far away from the second pumping pump 24 penetrates through the waste liquid tank 4 and extends to the inside of the waste liquid tank 4, a liquid outlet of the second pumping pump 24 is communicated with the top, the top of mixing box 5 is fixed with booster pump 26, with external power supply electric connection and control through control switch, the inlet intercommunication of booster pump 26 has the extraction 27, the one end that extraction 27 kept away from booster pump 26 runs through mixing box 5 and extends to the inside of mixing box 5, the liquid outlet of booster pump 26 passes through shower 28 and spray column 2's surface intercommunication, spray column 2's top is passed through U type pipe 29 and is communicate with the top of return tank 3, return tank 3's top is passed through circulating pipe 30 and is advanced the surface intercommunication of tobacco pipe 19.
And those not described in detail in this specification are well within the skill of those in the art.
When the device works, the second suction pump 24 is started, the waste liquid in the waste liquid tank 4 is extracted into the mixing box 5 through the first folding pipe 24 and the second folding pipe 31, when the waste liquid rises to enter the mixing barrel 11 through the through hole 16, then a proper amount of sodium carbonate is added into the mixing barrel 11 through the feed hopper 8, then the mixing motor 6 is started, the stirring shaft 7 rotates to further drive the driving shaft 12 to rotate through the matching of the two belt pulleys 13 and the belt, the stirring main rod 14 and the stirring auxiliary rod 15 are further driven to rotate in the mixing barrel 11, the sodium carbonate in the mixing barrel 11 is fully stirred, the sodium carbonate dissolved in the waste liquid enters the mixing box 5 through the through hole 16, the sodium carbonate is further stirred through the stirring paddle 9, the sodium carbonate can be fully mixed with the waste liquid, a small amount of sodium carbonate can remain at the bottom of the mixing barrel 11, after the waste liquid in the mixing box 5 is extracted, the box door 17, cleaning a small amount of sodium carbonate, then sending the flue gas into the spray tower 2 through the flue gas inlet pipeline 19, starting the booster pump 26, and pumping the waste liquid into the spray tower 2 through the pumping pipe 27 and the spray pipe 28 to perform spray desulfurization on the flue gas.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a green circulation desulfurization structure for spandex waste liquid is recycled, includes base (1), spray column (2), flow back case (3), waste liquid jar (4) and mixing box (5) are all fixed at the top of base (1), its characterized in that: the top of mixing box (5) is fixed with hybrid motor (6), the output shaft of hybrid motor (6) is fixed with (mixing) shaft (7), the bottom of (mixing) shaft (7) runs through mixing box (5) and extends to the inside of mixing box (5), the top of mixing box (5) is run through and is provided with feeder hopper (8), the fixed surface of (mixing) shaft (7) has stirring rake (9), the right side of mixing box (5) inner wall is fixed with mixing drum (11) through branch (10), the top of mixing box (5) inner wall is rotated and is connected with drive shaft (12), drive shaft (12) all are fixed with belt pulley (13) with the surface of (mixing) shaft (7), two connect through belt transmission between the surface of belt pulley (13), the bottom of drive shaft (12) runs through mixing drum (11) and extends to the inside of mixing drum (11), the utility model discloses a mixing box, including drive shaft (12), both sides on surface all are fixed with stirring mobile jib (14), the surface mounting of stirring mobile jib (14) has stirring auxiliary rod (15), through-hole (16) have been seted up in the surface run-through of mixing drum (11), the front of mixing box (5) is provided with chamber door (17), the bottom of mixing drum (11) is provided with row material mechanism (18).
2. The environment-friendly circulating desulfurization structure for recycling the spandex waste liquid according to claim 1, characterized in that: arrange material mechanism (18) and lead to groove (181) including seting up in the arc of mixing drum (11) bottom, the inner wall that the arc led to the groove (181) rotates through the pivot and is connected with arc apron (182), the top of arc apron (182) is fixed with reset spring (183), the bottom of mixing drum (11) inner wall is fixed with riser (184), the top of reset spring (183) and the left side fixed connection of riser (184).
3. The environment-friendly circulating desulfurization structure for recycling the spandex waste liquid according to claim 1, characterized in that: the surface of the spray tower (2) is communicated with a smoke inlet pipeline (19), and the surface of the spray tower (2) is communicated with the top of the reflux box (3) through a reflux pipe (20).
4. The environment-friendly circulating desulfurization structure for recycling the spandex waste liquid according to claim 1, characterized in that: the top of flow-back case (3) is fixed with first pump (21), the inlet intercommunication of first pump (21) has first connecting pipe (22), the inside of flow-back case (3) and extension to flow-back case (3) is run through to the one end that first pump (21) were kept away from in first connecting pipe (22), the liquid outlet of first pump (21) passes through the top intercommunication of second connecting pipe (23) and waste liquid jar (4).
5. The environment-friendly circulating desulfurization structure for recycling the spandex waste liquid according to claim 1, characterized in that: the top of waste liquid jar (4) is fixed with second pump (24), the inlet intercommunication of second pump (24) has first bellows (25), the one end that second pump (24) were kept away from in first bellows (25) runs through waste liquid jar (4) and extends to the inside of waste liquid jar (4), the liquid outlet of second pump (24) is through the top intercommunication of second bellows (31) and mixing box (5).
6. The environment-friendly circulating desulfurization structure for recycling the spandex waste liquid according to claim 1, characterized in that: the top of mixing box (5) is fixed with booster pump (26), the inlet intercommunication of booster pump (26) has extraction pipe (27), the one end that booster pump (26) were kept away from in extraction pipe (27) runs through mixing box (5) and extends to the inside of mixing box (5), the surface intercommunication of shower (28) and spray column (2) is passed through to the liquid outlet of booster pump (26).
7. The environment-friendly circulating desulfurization structure for recycling the spandex waste liquid according to claim 1, characterized in that: the top of the spray tower (2) is communicated with the top of the return tank (3) through a U-shaped pipe (29), and the top of the return tank (3) is communicated with the surface of the smoke inlet pipeline (19) through a circulating pipe (30).
CN202022161440.9U 2020-09-28 2020-09-28 A green circulation desulfurization structure for spandex waste liquid is recycled Active CN213492961U (en)

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CN202022161440.9U CN213492961U (en) 2020-09-28 2020-09-28 A green circulation desulfurization structure for spandex waste liquid is recycled

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Application Number Priority Date Filing Date Title
CN202022161440.9U CN213492961U (en) 2020-09-28 2020-09-28 A green circulation desulfurization structure for spandex waste liquid is recycled

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CN213492961U true CN213492961U (en) 2021-06-22

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