CN210645814U - Waste gas denitration system - Google Patents
Waste gas denitration system Download PDFInfo
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- CN210645814U CN210645814U CN201921385754.8U CN201921385754U CN210645814U CN 210645814 U CN210645814 U CN 210645814U CN 201921385754 U CN201921385754 U CN 201921385754U CN 210645814 U CN210645814 U CN 210645814U
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Abstract
The utility model relates to a waste gas denitration system, including the denitration tower, its characterized in that: the denitration tower is characterized in that a waste gas inlet and a waste gas outlet are respectively formed in the left side wall and the right side wall of the denitration tower, the waste gas outlet is higher than the waste gas inlet, a spraying device is arranged in the denitration tower between the waste gas inlet and the waste gas outlet, the spraying device is composed of a hoisting plate, a first spraying pipeline, a second spraying pipeline and a third spraying pipeline, the hoisting plate is connected into the denitration tower through a lifting mechanism, the first spraying pipeline is connected to the bottom of the hoisting plate through a first connecting rod, the second spraying pipeline is connected to the bottom of the hoisting plate through a second connecting rod, and the third spraying pipeline is connected to the bottom of the hoisting plate through a third connecting rod. The design has the advantages of simple structure, easy manufacture, practicality and high efficiency.
Description
Technical Field
The utility model relates to a waste gas treatment technical field, specificly relate to a waste gas denitration system.
Background
Nitrogen oxides are gases generated during the combustion process, which not only irritate the human respiratory system, damage animals and plants, destroy the ozone layer, but are also one of the main substances causing greenhouse effect, acid rain and photochemical reactions. The emission limit requirements of nitrogen oxides tend to be strict all over the world, and the emission reduction of the heat-engine plant, the waste incineration plant, the cement plant and the like which are the most main sources of nitrogen oxide emission is particularly emphasized.
In the prior art, when ammonia water is used for denitration treatment of combustion waste gas, in order to ensure that nitrogen oxides in the waste gas can be fully reduced, excessive ammonia water is generally fed into the combustion waste gas; however, in the combustion process of the hearth, the amount of the nitrogen oxides in the combustion waste gas changes along with the amount of the added combustion materials, and when the number of the combustion materials added into the hearth is small, the fed ammonia water reacts with the nitrogen oxides to generate more residual ammonia gas, so that the utilization rate of the ammonia water is reduced, and the environmental pollution is caused.
Disclosure of Invention
The utility model is provided with the filtering tank in the bottom of the denitration tower, and the sprayed medicament is recovered and collected through the filtering tank, thereby not only effectively preventing the medicament for spraying from polluting the surrounding environment, but also saving resources and reducing cost; provided is an exhaust gas denitration system.
For solving the technical problem, the utility model provides a waste gas denitration system, including the denitration tower, its characterized in that: the denitration tower is characterized in that a waste gas inlet and a waste gas outlet are respectively arranged on the left side wall and the right side wall of the denitration tower, the waste gas outlet is higher than the waste gas inlet, a spray device is arranged in the denitration tower between the waste gas inlet and the waste gas outlet, the spray device is composed of a hoisting plate, a first spray pipeline, a second spray pipeline and a third spray pipeline, the hoisting plate is connected in the denitration tower through a lifting mechanism, the first spray pipeline is connected to the bottom of the hoisting plate through a first connecting rod, the second spray pipeline is connected to the bottom of the hoisting plate through a second connecting rod, the third spray pipeline is connected to the bottom of the hoisting plate through a third connecting rod, the first connecting rod, the second connecting rod and the third connecting rod are hollow rod bodies, a conveying channel is arranged in the hoisting plate, and a pipeline joint communicated with the conveying channel is arranged at the top of the hoisting plate, the lateral wall of denitration tower on be provided with the diversion pipeline, diversion pipeline link to each other with the medicament inlet pipe, the pipe joint pass through the telescopic hose and link to each other with the one end of diversion pipeline, first spray piping pass through first connecting rod second spray piping pass through the second connecting rod third spray piping be linked together with transfer passage respectively.
Further: first spray piping, second spray piping and third spray piping all be the ring form, first spray piping's external diameter be less than second spray piping's internal diameter, second spray piping's external diameter be less than the internal diameter of third spray piping, first spray piping, second spray piping and third spray piping highly reduce in proper order, inner wall, outer wall, top and the bottom of first spray piping, second spray piping and third spray piping all evenly be provided with the shower head.
And further: the conveying channel is composed of a first arc-shaped channel, a second arc-shaped channel and a third arc-shaped channel which are arranged inside the hoisting plate, a fourth conveying channel and a fifth arc-shaped channel are further arranged inside the hoisting plate, two ends of the fourth conveying channel are respectively communicated with the first arc-shaped channel and the second arc-shaped channel, the third arc-shaped channel is communicated with the fourth conveying channel through the fifth arc-shaped channel, the pipeline joint is communicated with the fourth conveying channel, the first spray pipeline is communicated with first flow guide holes in the third arc-shaped channel, the second spray pipe is communicated with second flow guide holes in the second arc-shaped channel, and the third spray pipe is communicated with third flow guide holes in the first arc-shaped channel.
And further: elevating system include servo motor, first gear, second gear, dwang 8, lead screw and activity, servo motor fix the top at the denitration tower, dwang and lead screw be connected from top to bottom, the hoist and mount board pass through the activity and connect on the lead screw, the center department of hoist and mount board set up the through-hole of useful fixed activity, dwang upper end pass the roof of denitration tower, second gear suit on the dwang that passes the denitration tower, the dwang along with the second gear is together rotated, the mutual toothing of second gear and first gear, first gear install on servo motor's play axle head.
And further: the rotating rod is connected with a sealing plug through a rotating cylinder, and the outer diameter of the sealing plug is matched with the inner diameter of the upper end of the denitration tower.
And further: the denitration tower bottom in be connected with the filtering ponds through supporting column, the upper end and the guide flow cover body of filtering ponds even as an organic whole, the upper end of the guide flow cover body want the laminating with the inner wall of denitration tower, the outer wall of filtering ponds and the inner wall of denitration tower between form the locker room, the locker room be linked together with the liquid suction pipe, the lateral wall of filtering ponds upper end on seted up the overflow hole, the filtering ponds be linked together through overflow hole and locker room.
After the structure of the oil adding device is adopted, the utility model discloses be provided with the filtering ponds in the bottom of denitration tower, retrieve the collection through the filtering ponds to the medicament that sprays, not only can effectually prevent to spray the medicament that uses and cause the emergence of pollution to the environment on every side to can also play resources are saved and reduce cost's effect.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a block diagram of a spray device.
Fig. 3 is a structural view of the conveyance path.
Detailed Description
As shown in fig. 1 and 2, a waste gas denitration system comprises a denitration tower 1, wherein a waste gas inlet 2 and a waste gas outlet 3 are respectively arranged on the left side wall and the right side wall of the denitration tower 1, the waste gas outlet 3 is higher than the waste gas inlet 2, a spray device is arranged in the denitration tower 1 between the waste gas inlet 2 and the waste gas outlet 3, the spray device is composed of a hoisting plate 23, a first spray pipeline 27, a second spray pipeline 28 and a third spray pipeline 29, the hoisting plate is connected in the denitration tower 1 through a lifting mechanism, the first spray pipeline 27 is connected at the bottom of the hoisting plate 23 through a first connecting rod 24, the second spray pipeline 28 is connected at the bottom of the hoisting plate 23 through a second connecting rod 25, the third spray pipeline 29 is connected at the bottom of the hoisting plate 23 through a third connecting rod 26, and the first connecting rod, the second connecting rod and the third connecting rod are hollow rod bodies, the denitration tower comprises a hoisting plate, a conveying channel is arranged in the hoisting plate, a pipeline joint communicated with the conveying channel is arranged at the top of the hoisting plate, a diversion pipeline 17 is arranged on the side wall of the denitration tower 1 and connected with a medicament feeding pipe 18, the pipeline joint is connected with one end of the diversion pipeline 17 through a telescopic hose 16, a first spray pipeline 27 is communicated with the conveying channel through a first connecting rod 24, a second spray pipeline 28 is communicated with the conveying channel through a second connecting rod, and a third spray pipeline 29 is communicated with the conveying channel through a third connecting rod 26.
Foretell first spray pipe 27, second spray pipe 28 and third spray pipe 29 all are the ring form, first spray pipe's external diameter be less than second spray pipe's internal diameter, second spray pipe's external diameter be less than the internal diameter of third spray pipe, first spray pipe, second spray pipe and third spray pipe's highly reduce in proper order, inner wall, outer wall, top and the bottom of first spray pipe 27, second spray pipe 28 and third spray pipe 29 all evenly be provided with the shower head.
The conveying channel shown in figure 3 is composed of a first arc-shaped channel 23-1, a second arc-shaped channel 23-2 and a third arc-shaped channel 23-3 which are arranged inside the hoisting plate, a fourth conveying channel 23-4 and a fifth arc-shaped channel 23-5 are also arranged in the hoisting plate, two ends of the fourth conveying channel are respectively communicated with the first arc-shaped channel and the second arc-shaped channel, the third arc-shaped channel is communicated with the fourth conveying channel through a fifth arc-shaped channel, the pipeline joint is communicated with the fourth conveying channel, the first spray pipeline is communicated with the first diversion holes 23-8 in the third arc-shaped channel, the second spray pipe is communicated with a second diversion hole 23-7 in the second arc-shaped channel, the third spray pipe is communicated with a third flow guide hole 23-6 in the first arc-shaped channel.
As shown in fig. 1, the lifting mechanism comprises a servo motor 11, a first gear 10, a second gear 9, a rotating rod 8, a screw rod 14 and a movable device 15, wherein the servo motor is fixed at the top of the denitration tower, the rotating rod is connected with the screw rod up and down, a hoisting plate is connected onto the screw rod through the movable device, a through hole for fixing the movable device is formed in the center of the hoisting plate, the upper end of the rotating rod penetrates through the top wall of the denitration tower, the second gear is sleeved on the rotating rod penetrating through the denitration tower, the rotating rod rotates along with the second gear, the second gear is in mutual tooth joint with the first gear, and the first gear is installed at the output shaft end of the servo motor.
The rotating rod shown in fig. 1 is connected with a sealing plug 13 through a rotating cylinder 12, and the outer diameter of the sealing plug 13 is matched with the inner diameter of the upper end of the denitration tower.
As shown in fig. 1, a filtering tank 4 is connected to the bottom of the denitration tower through a support column 7, the upper end of the filtering tank is connected with a diversion cover body 5, the upper end of the diversion cover body 5 is attached to the inner wall of the denitration tower, a storage chamber is formed between the outer wall of the filtering tank and the inner wall of the denitration tower, the storage chamber is communicated with a liquid pumping pipe 6, an overflow hole is formed in the side wall of the upper end of the filtering tank, and the filtering tank is communicated with the storage chamber through the overflow hole. The utility model discloses be provided with the filtering ponds in the bottom of denitration tower, retrieve the collection through the filtering ponds to the medicament that sprays, not only can effectually prevent to spray the medicament of usefulness and cause the emergence of pollution to the environment on every side to can also play resources are saved and reduce cost's work.
Claims (6)
1. The utility model provides an exhaust gas denitration system, includes the denitration tower, its characterized in that: the denitration tower is characterized in that a waste gas inlet and a waste gas outlet are respectively arranged on the left side wall and the right side wall of the denitration tower, the waste gas outlet is higher than the waste gas inlet, a spray device is arranged in the denitration tower between the waste gas inlet and the waste gas outlet, the spray device is composed of a hoisting plate, a first spray pipeline, a second spray pipeline and a third spray pipeline, the hoisting plate is connected in the denitration tower through a lifting mechanism, the first spray pipeline is connected to the bottom of the hoisting plate through a first connecting rod, the second spray pipeline is connected to the bottom of the hoisting plate through a second connecting rod, the third spray pipeline is connected to the bottom of the hoisting plate through a third connecting rod, the first connecting rod, the second connecting rod and the third connecting rod are hollow rod bodies, a conveying channel is arranged in the hoisting plate, and a pipeline joint communicated with the conveying channel is arranged at the top of the hoisting plate, the lateral wall of denitration tower on be provided with the diversion pipeline, diversion pipeline link to each other with the medicament inlet pipe, the pipe joint pass through the telescopic hose and link to each other with the one end of diversion pipeline, first spray piping pass through first connecting rod second spray piping pass through the second connecting rod third spray piping be linked together with transfer passage respectively.
2. The exhaust gas denitration system according to claim 1, wherein: first spray piping, second spray piping and third spray piping all be the ring form, first spray piping's external diameter be less than second spray piping's internal diameter, second spray piping's external diameter be less than the internal diameter of third spray piping, first spray piping, second spray piping and third spray piping highly reduce in proper order, inner wall, outer wall, top and the bottom of first spray piping, second spray piping and third spray piping all evenly be provided with the shower head.
3. The exhaust gas denitration system according to claim 1, wherein: the conveying channel is composed of a first arc-shaped channel, a second arc-shaped channel and a third arc-shaped channel which are arranged inside the hoisting plate, a fourth conveying channel and a fifth arc-shaped channel are further arranged inside the hoisting plate, two ends of the fourth conveying channel are respectively communicated with the first arc-shaped channel and the second arc-shaped channel, the third arc-shaped channel is communicated with the fourth conveying channel through the fifth arc-shaped channel, the pipeline joint is communicated with the fourth conveying channel, the first spray pipeline is communicated with first flow guide holes in the third arc-shaped channel, the second spray pipe is communicated with second flow guide holes in the second arc-shaped channel, and the third spray pipe is communicated with third flow guide holes in the first arc-shaped channel.
4. The exhaust gas denitration system according to claim 1, wherein: elevating system include servo motor, first gear, second gear, dwang, lead screw and liveness, servo motor fix the top at the denitration tower, dwang and lead screw be connected from top to bottom, the hoist and mount board pass through the liveness and connect on the lead screw, the center department of hoist and mount board set up the through-hole of useful fixed liveness, dwang upper end pass the roof of denitration tower, second gear suit on the dwang that passes the denitration tower, the dwang along with the second gear is together rotated, the mutual joggle of second gear and first gear, first gear install and serve at servo motor's play axle.
5. The exhaust gas denitration system according to claim 4, wherein: the rotating rod is connected with a sealing plug through a rotating cylinder, and the outer diameter of the sealing plug is matched with the inner diameter of the upper end of the denitration tower.
6. The exhaust gas denitration system according to claim 1, wherein: the denitration tower bottom in be connected with the filtering ponds through supporting column, the upper end and the guide flow cover body of filtering ponds even as an organic whole, the upper end of the guide flow cover body want the laminating with the inner wall of denitration tower, the outer wall of filtering ponds and the inner wall of denitration tower between form the locker room, the locker room be linked together with the liquid suction pipe, the lateral wall of filtering ponds upper end on seted up the overflow hole, the filtering ponds be linked together through overflow hole and locker room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921385754.8U CN210645814U (en) | 2019-08-26 | 2019-08-26 | Waste gas denitration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921385754.8U CN210645814U (en) | 2019-08-26 | 2019-08-26 | Waste gas denitration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210645814U true CN210645814U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921385754.8U Active CN210645814U (en) | 2019-08-26 | 2019-08-26 | Waste gas denitration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210645814U (en) |
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2019
- 2019-08-26 CN CN201921385754.8U patent/CN210645814U/en active Active
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