CN209735325U - Self-circulation hydrogen peroxide solution desulphurization unit - Google Patents
Self-circulation hydrogen peroxide solution desulphurization unit Download PDFInfo
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- CN209735325U CN209735325U CN201920471553.3U CN201920471553U CN209735325U CN 209735325 U CN209735325 U CN 209735325U CN 201920471553 U CN201920471553 U CN 201920471553U CN 209735325 U CN209735325 U CN 209735325U
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- desulfurizing tower
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- hydrogen peroxide
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Abstract
The utility model discloses a self-loopa hydrogen peroxide solution desulphurization unit, including base and raw materials collection tank, desulfurizing tower, exhaust-gas treatment jar, electrolysis trough, hydrolysis tank and raw materials collection tank are installed in proper order to the upper surface of base, through desulfurizing tower, raw materials collection tank, electrolysis trough, hydrolysis tank and exhaust-gas treatment jar and corresponding pipeline as the main part to sulphuric acid is the medium, produces hydrogen peroxide solution's diluted acid through the electrolysis and mixes the liquid, carries into in the desulfurizing tower and carries out desulfurization reaction with the flue gas that contains sulfur dioxide and form sulphuric acid after, then continues the sulphuric acid that generates as the medium in order to recycle. The spiral gas-guide tube and the shunt tubes in the desulfurizing tower are designed to obviously improve the efficiency of the desulfurizing reaction and ensure that the desulfurizing reaction is more sufficient. The lime water in the waste gas treatment tank can continuously absorb sulfur dioxide which is not completely reacted in the waste gas, and the addition of the active carbon can effectively filter peculiar smell and reduce pollution.
Description
Technical Field
The utility model relates to a flue gas desulfurization technical field specifically is a self-loopa hydrogen peroxide solution desulphurization unit.
Background
At present, a hydrogen peroxide solution desulfurization device is commonly used for sulfur dioxide gas contained in industrial tail gas, as in the reference document with the application number of 201721799433.3, the hydrogen peroxide solution desulfurization device comprises a sulfuric acid absorption tower 1, a finished product sulfuric acid outlet pipe of the sulfuric acid absorption tower 1 is communicated with a raw material inlet of an electrolytic tank 2 through a branch pipe, and corresponding raw material inlets of the electrolytic tank 2 are also respectively communicated with a water pipe and a conveying pipe of dilute sulfuric acid with the concentration of 20% -40%; the output port of the electrolytic tank 2 is connected with the raw material inlet of the hydrolysis tank 3 through a peroxodisulfuric acid output pipe, and the corresponding raw material inlet of the hydrolysis tank 3 is also connected with the corresponding water pipe; the output port of the hydrolysis tank 3 is connected with the mixed liquid input port of the desulfurizing tower 5 through a mixed liquid output pipe, one end of the conveying pipe of the dilute sulphuric acid with the concentration of 20 percent to 40 percent, which is arranged at the bottom of the desulfurizing tower 5, is provided with a circulating pump 4, and the other end of the conveying pipe is connected with the raw material inlet of the sulphuric acid absorption tower. However, in this design, the desulfurization efficiency is low and the secondary treatment of the desulfurized gas is not considered.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a self-loopa hydrogen peroxide solution desulphurization unit, practice thrift the cost, realize the cyclic utilization of production material, the desulfurization is efficient, and the problem in the background art can effectively be solved to the pollution abatement.
In order to achieve the above object, the utility model provides a following technical scheme: a self-circulation hydrogen peroxide solution desulfurization device comprises a base and a raw material collecting tank, wherein a desulfurization tower, a waste gas treatment tank, an electrolytic bath, a hydrolysis tank and a raw material collecting tank are sequentially installed on the upper surface of the base, the bottom side of the raw material collecting tank is connected with an inlet of the electrolytic bath through a first output pipe, a side output port of the electrolytic bath is connected with an input port of the hydrolysis tank through a second output pipe, a first water pump is connected onto the second output pipe in series, the top center of the desulfurization tower is rotatably connected with the bottom rotating end of a rotary joint through a bearing, the output port of the hydrolysis tank is connected with the top fixed end of the rotary joint through a third output pipe, a second water pump is connected onto the third output pipe in series, the bottom rotating end of the rotary joint extends into the desulfurization tower and is connected with the top end of a flow guide pipe, a flow dividing pipe is arranged on the bottom side surface of the, the part of the rotating end of the rotating joint, which is positioned on the upper surface of the desulfurizing tower, is provided with a gear, the upper surface of the desulfurizing tower is fixedly provided with a motor, the output shaft of the motor is provided with another gear, the two gears are meshed with each other, the middle part of the inner side of the desulfurizing tower is provided with a support rod, the middle part of the support rod is fixedly provided with a spiral air duct, the side surface of the spiral air duct is uniformly distributed with through holes, the bottom end of the spiral air duct is connected with a waste gas input port on the side surface of the desulfurizing tower, an exhaust port on the top part of the desulfurizing tower is connected with the bottom side of a waste gas treatment tank through an exhaust pipe, an output port on the side surface of the bottom part of the desulfurizing tower is connected with an input port on the top part of a raw material collecting tank through a, the input end of the control switch group is electrically connected with the output end of an external power supply.
As the utility model discloses an optimal technical scheme, the bottom of honeycomb duct is closed, and four and equal angular even distribution are no less than to the shunt tubes of honeycomb duct bottom side, installs on every shunt tubes to be no less than three atomizer.
As an optimal technical scheme of the utility model, the lime wash delivery outlet is equipped with to the bottom of exhaust-gas treatment jar, and the filter screen is equipped with at the middle part of exhaust-gas treatment jar, and the gas vent is equipped with at the top of exhaust-gas treatment jar.
As an optimized technical scheme of the utility model, first output tube, second output tube, third output tube and fourth output tube are corrosion-resistant polytetrafluoroethylene pipeline.
As an optimal technical scheme of the utility model, lime wash is equipped with to the bottom of exhaust-gas treatment jar, and lime wash has placed active carbon on the filter screen at middle part over the junction of blast pipe and exhaust-gas treatment jar.
Compared with the prior art, the beneficial effects of the utility model are that: the self-circulation hydrogen peroxide solution desulfurization device takes sulfuric acid as a medium, produces dilute acid mixed solution of hydrogen peroxide solution through electrolysis, and conveys the dilute acid mixed solution into a desulfurization tower to perform desulfurization reaction with flue gas containing sulfur dioxide to form sulfuric acid, and then continuously takes the generated sulfuric acid as a medium for recycling. The spiral gas-guide tube and the shunt tubes in the desulfurizing tower are designed to obviously improve the efficiency of the desulfurizing reaction and ensure that the desulfurizing reaction is more sufficient. The lime water in the waste gas treatment tank can continuously neutralize the acid gas in the waste gas, and the addition of the active carbon can effectively filter peculiar smell and reduce pollution.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the desulfurizing tower of the present invention;
Fig. 3 is an enlarged structural diagram of the diversion pipe and the diversion pipe of the present invention.
In the figure: 1 base, 2 rotary joint, 3 gears, 4 fourth output pipes, 5 raw material collecting tanks, 6 third water pumps, 7 switches, 8 spiral gas guide pipes, 9 support rods, 10 desulfurizing towers, 11 exhaust pipes, 12 filter screens, 13 lime water output ports, 14 waste gas treatment tanks, 15 exhaust ports, 16 hydrolysis tanks, 17 first water pumps, 18 third output pipes, 19 second water pumps, 20 second output pipes, 21 electrolysis tanks, 22 first output pipes, 23 flow guide pipes, 24 flow division pipes and 25 atomization nozzles.
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. 1-3, the present invention provides a technical solution: a self-circulation hydrogen peroxide solution desulfurization device comprises a base 1 and a raw material collecting tank 5, wherein a desulfurization tower 10, a waste gas treatment tank 14, an electrolytic bath 21, a hydrolysis tank 16 and the raw material collecting tank 5 are sequentially arranged on the upper surface of the base 1, the bottom side of the raw material collecting tank 5 is connected with an inlet of the electrolytic bath 21 through a first output pipe 22, a side output port of the electrolytic bath 21 is connected with an input port of the hydrolysis tank 16 through a second output pipe 20, a first water pump 17 is connected on the second output pipe 20 in series, the top center of the desulfurization tower 10 is rotatably connected with a bottom rotating end of a rotary joint 2 through a bearing, an output port of the hydrolysis tank 16 is connected with a top fixed end of a rotary joint 2 through a third output pipe 18, a second water pump 19 is connected on the third output pipe 18 in series, the bottom rotating end of the rotary joint 2 extends into the desulfurization tower 10 and is connected with the top end of a flow guide pipe, the bottom side of the shunt tube 24 is provided with an atomizing nozzle 25 which can make hydrogen peroxide and sulfur dioxide fully react, the part of the rotating end of the rotary joint 2, which is positioned on the upper surface of the desulfurizing tower 10, is provided with a gear 3, the upper surface of the desulfurizing tower 10 is fixed with a motor, the output shaft of the motor is provided with another gear 3, the two gears 3 are mutually meshed, the middle part of the inner side of the desulfurizing tower 10 is provided with a support rod 9, the middle part of the support rod 9 is fixed with a spiral air duct 8, the side surface of the spiral air duct 8 is uniformly distributed with through holes, the uniformly distributed through holes can make gas quickly and uniformly dispersed in the desulfurizing tower 10, the bottom end of the spiral air duct 8 is connected with the waste gas input port on the side surface of the desulfurizing tower 10, the exhaust port on the top of the desulfurizing tower 10 is connected with the bottom side of, the fourth output pipe 4 is connected with the third water pump 6 in series, the input ends of the first water pump 17, the second water pump 19, the third water pump 6 and the motor are electrically connected with the output end of the control switch group 7, the input end of the control switch group 7 is electrically connected with the output end of the external power supply, and the control switch group 7 is provided with control buttons corresponding to the first water pump 17, the second water pump 19, the third water pump 6 and the motor.
When in use: the waste gas containing sulfur dioxide enters the spiral gas guide tube 8 in the desulfurizing tower 10 through the waste gas inlet, through holes which are uniformly distributed are distributed on the spiral gas guide tube 8, the raw material containing hydrogen peroxide enters the desulfurizing tower 10 through the flow guide tube 23 which penetrates through the top of the desulfurizing tower 10, the motor drives the rotating part of the spiral connector to rotate through the gear 3, so as to drive the flow guide tube 23 to rotate, the flow guide tube 23 drives the flow dividing tube 24 to rotate, the flow dividing tube 24 carries out sufficient reaction on the raw material which enters from the flow guide tube 23 after being atomized by the atomizing nozzle 25 and the waste gas which enters from the through holes on the spiral gas guide tube 8, the sulfuric acid generated by the desulfurization reaction enters the raw material collecting tank 5 through the outlet at the bottom end of the desulfurizing tower 10, the electrolytic tank 21 and the hydrolysis tank 16 for cyclic utilization, the waste gas after the desulfurization reaction enters the waste, after entering the waste gas treatment tank 14, the gas reacts with lime water at the bottom to neutralize acidic waste gas, and then the waste gas enters the upper part of the tank 14 and is subjected to odor adsorption by the activated carbon at the upper part so as to achieve the purpose of secondary treatment.
The utility model discloses a desulfurization reaction in desulfurizing tower 10 generates sulphuric acid, the sulphuric acid raw materials of formation passes through raw materials collection tank 5 and produces the peroxodisulfuric acid through electrolysis of electrolysis trough 21, the peroxodisulfuric acid is carried into hydrolysis tank 16 and is continued to hydrolyze the back and produce hydrogen peroxide solution, dilute acid mixed liquid through hydrolysis production hydrogen peroxide solution, carry into in the desulfurizing tower 10 and carry out the desulfurization reaction with the flue gas that contains sulfur dioxide and form sulphuric acid, then the sulphuric acid that will generate is from desulfurizing tower 10 bottoms through third water pump 6 extraction raw materials collection tank 5, then from raw materials collection tank 5 discharge electrolysis trough 21, from electrolysis trough 21 through first water pump 17 extraction to hydrolysis tank 16, then from hydrolysis tank 16 through second water pump 19 extraction to desulfurizing tower 10, the sulphuric acid raw materials that makes the formation constantly recycles like this. The spiral gas-guide tube 8 and the shunt tube 24 in the desulfurizing tower 10 are designed to obviously improve the efficiency of the desulfurizing reaction, so that the desulfurizing reaction is more sufficient. The lime water in the waste gas treatment tank 14 can continuously absorb sulfur dioxide which is not completely reacted in the waste gas, and the addition of the activated carbon can effectively filter peculiar smell and reduce pollution.
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 (5)
1. The utility model provides a self-loopa hydrogen peroxide solution desulphurization unit, includes base (1) and raw materials collection tank (5), its characterized in that: the upper surface of the base (1) is sequentially provided with a desulfurizing tower (10), a waste gas treatment tank (14), an electrolytic bath (21), a hydrolysis tank (16) and a raw material collecting tank (5), the bottom side of the raw material collecting tank (5) is connected with an inlet of the electrolytic bath (21) through a first output pipe (22), a side output port of the electrolytic bath (21) is connected with an input port of the hydrolysis tank (16) through a second output pipe (20), a first water pump (17) is connected onto the second output pipe (20) in series, the top center of the desulfurizing tower (10) is rotatably connected with the bottom rotating end of a rotary joint (2) through a bearing, an output port of the hydrolysis tank (16) is connected with the top fixed end of the rotary joint (2) through a third output pipe (18), a second water pump (19) is connected onto the third output pipe (18) in series, the bottom rotating end of the rotary joint (2) extends into the desulfurizing tower (10) and is connected with the top end of a flow guide pipe (23), the bottom side of honeycomb duct (23) is equipped with shunt tubes (24), the bottom side of shunt tubes (24) is equipped with atomizer (25), rotary joint (2) rotate the part that the end is located desulfurizing tower (10) upper surface and install gear (3), the last fixed surface of desulfurizing tower (10) has the motor, another gear (3) is installed to the output shaft of motor, two gear (3) intermeshing, the inboard mid-mounting of desulfurizing tower (10) has bracing piece (9), bracing piece (9) middle part is fixed with spiral air duct (8), the side of spiral air duct (8) evenly is covered with the through-hole, the bottom of spiral air duct (8) is connected with the waste gas input port of desulfurizing tower (10) side, the gas vent at desulfurizing tower (10) top passes through blast pipe (11) and is connected with the bottom side of exhaust-gas treatment jar (14), the delivery outlet of desulfurizing tower (10) bottom side passes through fourth output tube (4) and is connected with the input port at raw materials collection tank (5) top, third water pump (6) have concatenated on fourth output tube (4), the output of control switch group (7) is connected to the input electricity of first water pump (17), second water pump (19), third water pump (6) and motor, and the output of external power source is connected to the input electricity of control switch group (7).
2. The self-circulation hydrogen peroxide solution desulfurization device according to claim 1, characterized in that: the bottom of honeycomb duct (23) is closed, and shunt tubes (24) of honeycomb duct (23) bottom side are no less than four and equal angle evenly distributed, install on every shunt tubes (24) and are no less than three atomizer (25).
3. the self-circulation hydrogen peroxide solution desulfurization device according to claim 1, characterized in that: the bottom of the waste gas treatment tank (14) is provided with a lime water outlet (13), the middle part of the waste gas treatment tank (14) is provided with a filter screen (12), and the top of the waste gas treatment tank (14) is provided with an exhaust port (15).
4. The self-circulation hydrogen peroxide solution desulfurization device according to claim 1, characterized in that: the first output pipe (22), the second output pipe (20), the third output pipe (18) and the fourth output pipe (4) are all corrosion-resistant polytetrafluoroethylene pipelines.
5. The self-circulation hydrogen peroxide solution desulfurization device according to claim 1, characterized in that: lime water is filled at the bottom of the waste gas treatment tank (14), the lime water submerges the joint of the exhaust pipe (11) and the waste gas treatment tank (14), and activated carbon is placed on the filter screen (12) in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920471553.3U CN209735325U (en) | 2019-04-09 | 2019-04-09 | Self-circulation hydrogen peroxide solution desulphurization unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920471553.3U CN209735325U (en) | 2019-04-09 | 2019-04-09 | Self-circulation hydrogen peroxide solution desulphurization unit |
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| Publication Number | Publication Date |
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| CN209735325U true CN209735325U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920471553.3U Active CN209735325U (en) | 2019-04-09 | 2019-04-09 | Self-circulation hydrogen peroxide solution desulphurization unit |
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| Country | Link |
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| CN (1) | CN209735325U (en) |
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2019
- 2019-04-09 CN CN201920471553.3U patent/CN209735325U/en active Active
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