CN206508787U - A kind of coal-fired plant flue gas denitrification apparatus - Google Patents
A kind of coal-fired plant flue gas denitrification apparatus Download PDFInfo
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- CN206508787U CN206508787U CN201621353289.6U CN201621353289U CN206508787U CN 206508787 U CN206508787 U CN 206508787U CN 201621353289 U CN201621353289 U CN 201621353289U CN 206508787 U CN206508787 U CN 206508787U
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- housing
- flue gas
- water pipe
- rotation water
- wall body
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Abstract
The utility model discloses a kind of coal-fired plant flue gas denitrification apparatus, including housing, the inner lower of the housing is provided with amino reductive pond, being connected in the middle of the left side wall body of housing has admission line, the right side wall body bottom of housing, which is connected, Drainage pipe, the bosom of the housing, which is provided with fixed plate, fixed plate, uniformly offers some through holes；The beneficial effects of the utility model are：The utility model can slow down the flow velocity of flue gas, and the amino reductive that shower nozzle sprays falls at hemisphere plate top, under overhead stream of the amino reductive along hemisphere plate and form water curtain, improve the NO in flue gasXWith the reaction efficiency of amino reductive, shower nozzle is rotatably sprayed water, and is made the water curtain of enclosure interior formation continuous uniform, is contrasted traditional fixed sprinkler, using the design of rotating sprinkler, enclosure interior there's almost no water curtain dead angle, improve to the NO in flue gasXAbsorption efficiency.
Description
Technical field
The utility model is related to a kind of fume treatment auxiliary, specifically a kind of coal-fired plant flue gas denitrification apparatus.
Background technology
At present, each department Air Pollutant Emission is already required to entirely according to overall control, particularly fossil-fired unit
Face performs pollutant minimum discharge standard.Executive Meeting of the State Council has determined to implement in full coal-burning power plant's minimum discharge and energy-conservation
Transformation, is greatly reduced gross coal consumption rate and disposal of pollutants, it is meant that China's coal fired thermal power plant discharges the concentration of nitrogen oxides in effluent
50mg/Nm will be all no more than3。
China's coal-fired flue gas denitration mainly takes SCR denitration technology, and SCR denitration technical principle is by being sprayed into flue gas
Nitrogen oxides in flue gas is reduced to nitrogen by ammonia as reducing agent.According to SCR denitration response characteristic, by process conditions
Limitation, the problem of lance ejection is uneven when there are during SCR denitration prevent the nitrogen oxides in flue gas from more filling
The carry out reduction reaction divided, reduces denitration rate.
Utility model content
The purpose of this utility model is to provide a kind of coal-fired plant flue gas denitrification apparatus, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of coal-fired plant flue gas denitrification apparatus, including housing, the inner lower of the housing are provided with amino reductive
Being connected in the middle of pond, the left side wall body of housing has admission line, and the right side wall body bottom of housing, which is connected, Drainage pipe, the housing
Bosom be provided with fixed plate, fixed plate and uniformly offer some through holes, vibrating reed is provided with through hole, vibrating reed
Marginal end portion is connected by extension spring, and the top of vibrating reed is fixedly connected with sleeve, and sleeve is internally provided with guide rod, described to lead
The bottom of bar is connected by helical spring with the inner lower of sleeve, and the top of guide rod is fixedly connected with hemisphere plate, the shell
The external side of upper side wall of body is uniformly across some first rotation water pipes, and the upside wall body centre of housing, which is passed through, the second rotation water
Pipe, the first rotation water pipe and the second rotation water pipe rotate with the upper side wall body phase of housing be connected respectively, the first rotation water pipe
Fixed cover on shower nozzle, the first rotation water pipe and the second rotation water pipe, which is mounted on, with the water side of the second rotation water pipe is connected to band
It is connected between belt wheel on wheel, the first adjacent rotation water pipe by belt, the belt wheel on the second rotation water pipe passes through belt
It is connected with the belt wheel on one of them first rotation water pipe, fixed cover is connected to driven wheel of differential on the second rotation water pipe,
The upside wall body of the housing is provided with fixed cover on motor, the output shaft of motor and is connected to drive bevel gear, the active conical tooth
Wheel and driven wheel of differential are meshed connection, and the top of the housing is provided with amino reductive case, the right side wall body top of housing
Connection has outlet pipe, and the first rotation water pipe and the second top for rotating water pipe are each passed through the downside of amino reductive case
Wall body is simultaneously connected with the lower wall body phase rotation of amino reductive case.
It is used as further program of the utility model：First flow regulating valve is installed on the admission line.
It is used as the utility model further scheme：Second flow regulating valve is installed on the Drainage pipe.
It is used as the utility model further scheme：The thickness of the vibrating reed is less than the thickness 3-5mm of fixed plate.
It is used as the utility model further scheme：The material ceramics of the vibrating reed.
It is used as the utility model further scheme：The material of the hemisphere plate is glass.
It is used as the utility model further scheme：The top difference of the first rotation water pipe and the second rotation water pipe
It is connected with the downside wall body of amino reductive case by water-sealed bearing.
It is used as the utility model further scheme：Amino reductive in the amino reductive case is ammoniacal liquor or urine
Plain solution etc..
Compared with prior art, the beneficial effects of the utility model are：The utility model can slow down the flow velocity of flue gas,
And the amino reductive that shower nozzle sprays falls at hemisphere plate top, under overhead stream of the amino reductive along hemisphere plate and is formed
Water curtain, improves the NO in flue gasXWith the reaction efficiency of amino reductive, shower nozzle is rotatably sprayed water, and forms enclosure interior
The water curtain of continuous uniform, contrasts traditional fixed sprinkler, using the design of rotating sprinkler, enclosure interior there's almost no water
Curtain dead angle, is improved to the NO in flue gasXAbsorption efficiency.
Brief description of the drawings
Fig. 1 is a kind of structural representation of coal-fired plant flue gas denitrification apparatus；
The schematic cross-sectional view that Fig. 2 is A-A in a kind of coal-fired plant flue gas denitrification apparatus；
The schematic cross-sectional view that Fig. 3 is B-B in a kind of coal-fired plant flue gas denitrification apparatus；
The enlarged diagram that Fig. 4 is I in a kind of coal-fired plant flue gas denitrification apparatus.
In figure：1- housings, 2- amino reductives pond, 3- admission lines, 4- first flows regulating valve, 5- Drainage pipes, 6-
Second flow regulating valve, 7- fixed plates, 8- through holes, 9- vibrating reeds, 10- extension springs, 11- sleeves, 12- guide rods, 13- helical springs,
14- hemisphere plate, the rotations of 15- first water pipe, 16- second rotate water pipe, 17- shower nozzles, 18- belt wheels, 19- belts, 20- from mantle tooth
Wheel, 21- drive bevel gears, 22- motors, 23- amino reductives case, 24- outlet pipes.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Fig. 1-4, a kind of coal-fired plant flue gas denitrification apparatus, including housing 1 are referred to, the inner lower of the housing 1 is set
It is equipped with to connect in the middle of amino reductive pond 2, the left side wall body of housing 1 and has admission line 3, the right side wall body bottom of housing 1 is connected
There is Drainage pipe 5, the bosom of the housing 1, which is provided with fixed plate 7, fixed plate 7, uniformly offers some through holes 8, lead to
Vibrating reed 9 is provided with hole 8, the marginal end portion of vibrating reed 9 is connected by extension spring 10, and the top of vibrating reed 9 is fixedly connected with
Sleeve 11, sleeve 11 is internally provided with guide rod 12, and the bottom of the guide rod 12 passes through the inside of helical spring 13 and sleeve 11
Downside is connected, and the top of guide rod 12 is fixedly connected with hemisphere plate 14, and the external side of upper side wall of the housing 1 is uniformly across some
Through there is the second rotation water pipe 16 in the middle of first rotation water pipe 15, the upside wall body of housing 1, the first rotation water pipe 15 and the
Two rotation water pipes 16 are rotated with the upper side wall body phase of housing 1 respectively to be connected, the first rotation rotation water pipe 16 of water pipe 15 and second
Water side is mounted on fixed cover on shower nozzle 17, the first rotation rotation water pipe 16 of water pipe 15 and second and is connected to belt wheel 18, adjacent
It is connected between belt wheel 18 on first rotation water pipe 15 by belt 19, the belt wheel 18 on the second rotation water pipe 16 passes through belt
19 are connected with the belt wheel 18 on one of them first rotation water pipe 15, and fixed cover is connected to driven on the second rotation water pipe 16
Bevel gear 20, the upside wall body of the housing 1 is provided with fixed cover on motor 22, the output shaft of motor 22 and is connected to drive bevel gear
21, the drive bevel gear 21 and driven wheel of differential 20 are meshed connection, and the top of the housing 1 is provided with amino reductive case
23, the right side wall body top of housing 1, which is connected, outlet pipe 24, and the first rotation water pipe 15 and second rotates the top of water pipe 16
End is each passed through the downside wall body of amino reductive case 23 and rotated with the lower wall body phase of amino reductive case 23 and is connected.
Flue gas is entered inside housing 1 by the road of air inlet pipe 3, and the amino reductive pond 2 positioned at the inner lower of housing 1 can
To the NO in flue gasXThe absorption of part is carried out, when flue gas is by fixed plate 7, flue gas is entered in hemisphere plate 14 by through hole 8,
The flue gas higher to flow velocity of hemisphere plate 14 carries out buffer stop effect, because guide rod 12 is connected with sleeve 11 by helical spring 13
Connect, vibrating reed 9 is connected by extension spring 10 with fixed plate 7, thus flue gas flowing potential energy by helical spring 13 and extension spring 10
Divide and absorb, slow down the flow velocity of flue gas, and the amino reductive that shower nozzle 17 sprays falls at hemisphere 14 top of plate, amino reduction
Under overhead stream of the agent along hemisphere plate 14 and form water curtain, by the flue gas of through hole 8 again by water curtain, improve the NO in flue gasX
With the reaction efficiency of amino reductive, after motor 22 starts, the second rotation water pipe 16 is rotated, and passes through belt wheel 18 and belt 19
Connection function, the first rotation rotation water pipe 16 of water pipe 15 and second is rotated, so as to drive shower nozzle 17 rotatably to be sprayed water,
Housing 1 is internally formed the water curtain of continuous uniform, traditional fixed sprinkler is contrasted, using the design of rotating sprinkler, housing 1
Inside there's almost no water curtain dead angle, improve to the NO in flue gasXAbsorption efficiency.
First flow regulating valve 4 is installed on the admission line 3.
Second flow regulating valve 6 is installed on the Drainage pipe 5.
The thickness of the vibrating reed 9 is less than the thickness 3-5mm of fixed plate 7.
The material ceramics of the vibrating reed 9.
The material of the hemisphere plate 14 is glass.
The lower wall of the top of the first rotation water pipe 15 and second rotation water pipe 16 respectively with amino reductive case 23
Body is connected by water-sealed bearing.
Amino reductive in the amino reductive case is ammoniacal liquor or urea liquid etc..
Operation principle of the present utility model is：Flue gas is entered inside housing 1 by the road of air inlet pipe 3, inside housing 1
The amino reductive pond 2 of downside can be to the NO in flue gasXThe absorption of part is carried out, when flue gas is by fixed plate 7, flue gas passes through
Through hole 8 is entered in hemisphere plate 14, and the flue gas higher to flow velocity of hemisphere plate 14 carries out buffer stop effect, due to guide rod 12 and set
Cylinder 11 is connected by helical spring 13, and vibrating reed 9 is connected by extension spring 10 with fixed plate 7, therefore the flowing potential energy of flue gas
Partially absorbed by helical spring 13 and extension spring 10, slow down the flow velocity of flue gas, and the amino reductive that shower nozzle 17 sprays falls
During hemisphere 14 top of plate, under overhead stream of the amino reductive along hemisphere plate 14 and water curtain is formed, led to again by the flue gas of through hole 8
Water curtain is crossed, the NO in flue gas is improvedXWith the reaction efficiency of amino reductive, after motor 22 starts, the second rotation water pipe 16 is carried out
Rotate, by belt wheel 18 and the connection function of belt 19, the first rotation rotation water pipe 16 of water pipe 15 and second is rotated, so that band
Dynamic shower nozzle 17 is rotatably sprayed water, and housing 1 is internally formed the water curtain of continuous uniform, is contrasted traditional fixed sprinkler, is adopted
With the design of rotating sprinkler, water curtain dead angle is there's almost no inside housing 1, is improved to the NO in flue gasXAbsorption efficiency.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (8)
1. a kind of coal-fired plant flue gas denitrification apparatus, including housing, it is characterised in that the inner lower of the housing is provided with ammonia
Being connected in the middle of base reductant pond, the left side wall body of housing has admission line, and the right side wall body bottom of housing, which is connected, Drainage pipe,
The bosom of the housing, which is provided with fixed plate, fixed plate, uniformly offers some through holes, and vibrating reed is provided with through hole,
The marginal end portion of vibrating reed is connected by extension spring, and the top of vibrating reed is fixedly connected with sleeve, and being internally provided with for sleeve is led
Bar, the bottom of the guide rod is connected by helical spring with the inner lower of sleeve, and the top of guide rod is fixedly connected with hemisphere
Plate, the external side of upper side wall of the housing is uniformly across some first rotation water pipes, through having the in the middle of the upside wall body of housing
Two rotation water pipes, the first rotation water pipe and the second rotation water pipe rotate with the upper side wall body phase of housing be connected respectively, and first
The water side of rotation water pipe and the second rotation water pipe is mounted on fixed cover on shower nozzle, the first rotation water pipe and the second rotation water pipe
It is connected between the belt wheel being connected on belt wheel, the first adjacent rotation water pipe by belt, the belt wheel on the second rotation water pipe leads to
Cross belt with the belt wheel on one of them first rotation water pipe to be connected, fixed cover is connected to driven cone on the second rotation water pipe
Gear, the upside wall body of the housing is provided with fixed cover on motor, the output shaft of motor and is connected to drive bevel gear, the active
Bevel gear and driven wheel of differential are meshed connection, and the top of the housing is provided with amino reductive case, the right side wall body of housing
Top, which is connected, outlet pipe, and the top of the first rotation water pipe and the second rotation water pipe is each passed through amino reductive case
Downside wall body is simultaneously connected with the lower wall body phase rotation of amino reductive case.
2. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that pacify on the admission line
Equipped with first flow regulating valve.
3. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that pacify on the Drainage pipe
Equipped with second flow regulating valve.
4. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that the thickness of the vibrating reed
Less than the thickness 3-5mm of fixed plate.
5. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that the material of the vibrating reed
Ceramics.
6. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that the material of the hemisphere plate
For glass.
7. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that the first rotation water pipe
It is connected respectively with the downside wall body of amino reductive case by water-sealed bearing with the top of the second rotation water pipe.
8. a kind of coal-fired plant flue gas denitrification apparatus according to claim 1, it is characterised in that the amino reductive case
In amino reductive be ammoniacal liquor or urea liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621353289.6U CN206508787U (en) | 2016-12-09 | 2016-12-09 | A kind of coal-fired plant flue gas denitrification apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621353289.6U CN206508787U (en) | 2016-12-09 | 2016-12-09 | A kind of coal-fired plant flue gas denitrification apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206508787U true CN206508787U (en) | 2017-09-22 |
Family
ID=59862756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621353289.6U Expired - Fee Related CN206508787U (en) | 2016-12-09 | 2016-12-09 | A kind of coal-fired plant flue gas denitrification apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206508787U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482025A (en) * | 2018-12-18 | 2019-03-19 | 王亚威 | A kind of harmful organic soot processing device of industry |
| CN114307613A (en) * | 2022-01-12 | 2022-04-12 | 湖南众兴环保科技有限公司 | Flue gas desulfurization system |
-
2016
- 2016-12-09 CN CN201621353289.6U patent/CN206508787U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482025A (en) * | 2018-12-18 | 2019-03-19 | 王亚威 | A kind of harmful organic soot processing device of industry |
| CN114307613A (en) * | 2022-01-12 | 2022-04-12 | 湖南众兴环保科技有限公司 | Flue gas desulfurization system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20201209 |