CN209576275U - A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet - Google Patents
A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet Download PDFInfo
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- CN209576275U CN209576275U CN201822186553.7U CN201822186553U CN209576275U CN 209576275 U CN209576275 U CN 209576275U CN 201822186553 U CN201822186553 U CN 201822186553U CN 209576275 U CN209576275 U CN 209576275U
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- carrier
- flue gas
- mesh plate
- absorption tower
- grid hole
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Abstract
The utility model is related to a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet, including carrier, mesh plate, fluid jet nozzle and diversion pipe, carrier is the frame structure that distribution is parallel to the horizontal plane, if including xeromenia beam and several latitude beams, through being interconnected to constitute grating form frame structure between beam and latitude beam, uniformly distributed at least four grid holes on carrier, a mesh plate is all provided in each grid hole, uniformly distributed at least two fluid jet nozzles on the corresponding grid hole side wall in mesh plate upper surface, each fluid jet nozzle and diversion pipe are interconnected, and diversion pipe is in carrier.On the one hand the utility model effectively improves the thickness and surface tension of absorption tower sieve-board type pallet apparatus liquid film；On the other hand it improves to flow of flue gas guiding efficiency and to the stability and efficiency of airflow uniform distribution, and helps to reduce flow of flue gas speed, to greatly improve the mixing between the medicament sprayed in flue gas stream and absorption tower spraying zone and react the efficiency of operation.
Description
Technical field
The utility model relates to a kind of sieve plates, belong to waste gas treatment equipment technical field.
Background technique
At present when carrying out desulphurization denitration operation to flue gas using desulphurization plants such as absorption towers, generally require through sieve plate knot
On the one hand structure carries out water conservancy diversion to flue gas and is evenly distributed with, improve flue gas and enter the uniformity being distributed in absorption tower and reduce air velocity,
On the other hand the efficiency for improving hybrid reaction between flue gas and absorbent needs sieve plate to carry out preliminary desulphurization denitration operation to flue gas,
Tentatively flue gas is purified, operational pressure when reducing absorption tower operation mentions while improving absorbent solution utilization rate
The high circulation slurries efficiency of pump and reduction operation energy consumption, when in actual use, currently used sieve plate is often traditional
Integral type mesh-plate structure or Turbogrid plates structure, although can satisfy using needs, absorbent liquid of the one side on mesh plate
The thickness and structural stability of film are relatively poor, contain nitre to sulfur-bearing in flue gas between absorbent when passing through sieve plate so as to cause flue gas
Pollutant-degrading gene is low, and another aspect flue gas easily causes dust etc. in flue gas to pollute when through current traditional sieve plate
Object blocks sieve plate, to cause absorption tower operation troubles, therefore is directed to this status, there is an urgent need to develop one kind to effectively improve
The sieve-plate structure of absorption tower operational efficiency and stability, to meet the needs of actual use.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of flue gas desulfurization and denitrification absorption tower sieve-board type support
Disk, the new structure is simple, flexible and convenient to use, and versatility is good, and failure rate and maintenance cost are low, and on the one hand effective improve is inhaled
The thickness and surface tension of tower sieve-board type pallet apparatus liquid film are received, is imitated to improve flue gas by gas-liquid contact when the sieve plate of absorption tower
Rate improves absorbent in liquid to the utilization rate of the absorbent of sulfurous pollutants in flue gas, to reduce liquid-gas ratio and follow
The flow and energy consumption of ring slurries pump；On the other hand it improves and efficiency is oriented to flow of flue gas and to the stability and effect of airflow uniform distribution
Rate, and help to reduce flow of flue gas speed, to greatly improve the medicament sprayed in flue gas stream and absorption tower spraying zone
Between mixing and react operation efficiency, additionally can effectively prevent the pollutants such as dust in tail gas attached on sieve-board type pallet
And caused by the equipment faults such as sieve-board type pallet blocking, thus the efficiency to gas cleaning operation effectively improved, and drop
The failure rate and cost of low equipment operation.
To achieve the goals above, the utility model is achieved through the following technical solutions:
A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet, including carrier, mesh plate, fluid jet nozzle and diversion pipe,
Carrier is the frame structure that distribution is parallel to the horizontal plane, if including xeromenia beam and several latitude beams, through mutually being interconnected between beam and latitude beam
It connects and constitutes grating form frame structure, uniformly distributed at least four grid holes on carrier, and the grid hole gross area of carrier is carrying
70%-the 90% of the frame gross area, the grid hole area of single carrier are not more than the 1/4 of the grid hole gross area of carrier, mesh
Plate quantity is consistent with grid hole number, and a mesh plate is all provided in each grid hole, is coaxially distributed between mesh plate and grid hole, and
Mesh plate thickness is not more than the 1/10 of grid hole depth, and spacing is grid hole depth between mesh plate lower end surface and carrier lower end surface
10% -90%, uniformly distributed at least two fluid jet nozzles on the corresponding grid hole side wall in mesh plate upper surface, fluid jet nozzle axis with
Mesh plate upper surface is in 0 ° -45 ° angles, parallel with one another between each fluid jet nozzle and be interconnected respectively with diversion pipe, and diversion pipe is extremely
Lack one and is all provided with control valve in carrier, and at the diversion pipe and fluid jet nozzle link position.
Further, the carrier side surface is evenly distributed at least two connecting sliding rails, the connecting sliding rail axis with hold
Carrier axis parallelly distribute on, and it is uniformly distributed around carrier axis.
Further, described through in beam and latitude beam, respectively through the distribution that is parallel to each other between each latitude beam between beam, through beam and
Intersect between latitude beam, and is 30 ° -150 ° through angle between beam and latitude beam.
Further, it is described through beam and latitude beam be cross section be rectangle, ellipse, circle and isosceles trapezoidal structure in
The hollow tubular structures of any one, and the diversion pipe be embedded in through in beam and latitude beam and with through beam and latitude beam axis is parallel divides
Cloth.
Further, it is connected with each other between the mesh plate and carrier grid hole by several springs, and mesh plate side
It is mutually slidably connected between surface and grid hole side wall.
Further, the aperture of the mesh plate is 1-10 millimeters, and mesh area is mesh plate surface area
70%—90%。
Further, the grid axially bored line section is inverted isosceles trapezoid, leads to appointing in ladder structure of right angle
It anticipates one kind.
The utility model structure is simple, flexible and convenient to use, and versatility is good, and failure rate and maintenance cost are low, on the one hand effective
The thickness and surface tension of absorption tower sieve-board type pallet apparatus liquid film are improved, so that improving flue gas passes through gas-liquid when the sieve plate of absorption tower
Contacting efficiency improves absorbent in liquid to the utilization rate of the absorbent of sulfurous pollutants in flue gas, to reduce liquid gas
Than the flow and energy consumption with circulation slurry pump；On the other hand it improves and efficiency is oriented to flow of flue gas and to the stability of airflow uniform distribution
And efficiency, and help to reduce flow of flue gas speed, to greatly improve spray in flue gas stream and absorption tower spraying zone
Mixing between medicament and the efficiency for reacting operation additionally can effectively prevent in tail gas the pollutants such as dust in sieve-board type pallet
Upper attachment and caused by the equipment faults such as sieve-board type pallet blocking, thus the efficiency to gas cleaning operation effectively improved,
And reduce the failure rate and cost of equipment operation.
Detailed description of the invention
It is described in detail the utility model with reference to the accompanying drawings and detailed description.
Fig. 1 is the utility model side view partial structural diagram；
Fig. 2 is that the utility model overlooks partial structural diagram.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet as described in Fig. 1 and 2, including carrier 1, mesh plate 2, penetrate
Flowing spray head 4 and diversion pipe 3, carrier 1 is the frame structure that distribution is parallel to the horizontal plane, if including xeromenia beam 101 and several latitudes
Beam 102 is interconnected to constitute grating form frame structure, uniformly distributed at least four grids on carrier 1 between beam 101 and latitude beam 102
Hole 103, and 103 gross area of grid hole of carrier 1 is 70%-the 90% of 1 gross area of carrier, the grid hole of single carrier 1
103 areas are not more than the 1/4 of 103 gross area of grid hole of carrier 1, and 2 quantity of mesh plate is consistent with 103 quantity of grid hole, often
It is all provided with a mesh plate 2 in a grid hole 103, is coaxially distributed between mesh plate 2 and grid hole 103, and 2 thickness of mesh plate is not more than
The 1/10 of 103 depth of grid hole, spacing is the 10%-of 2 depth of grid hole between 1 lower end surface of 2 lower end surface of mesh plate and carrier
90%, uniformly distributed at least two fluid jet nozzles 4,4 axis of fluid jet nozzle and net on corresponding 103 side wall of grid hole in 2 upper surface of mesh plate
2 upper surface of orifice plate is in 0 ° -45 ° angles, parallel with one another and interconnected with diversion pipe 3 respectively, diversion pipe 3 between each fluid jet nozzle 4
At least one and control valve 5 is all provided in the carrier 1, and at the diversion pipe 3 and 4 link position of fluid jet nozzle.
Wherein, 1 side surface of carrier is evenly distributed at least two connecting sliding rails 6,6 axis of connecting sliding rail and carrying
1 axis parallelly distribute on of frame, and it is uniformly distributed around 1 axis of carrier.
Meanwhile it described in beam 101 and latitude beam 102, being respectively parallel to each other between each latitude beam 102 between beam 101 point
Cloth is 30 ° -150 ° through intersecting between beam 101 and latitude beam 102, and through angle between beam 101 and latitude beam 102, described through 101 He of beam
Latitude beam 102 is the hollow tubular structures that cross section is any one in rectangle, ellipse, circle and isosceles trapezoidal structure, and
The diversion pipe 3 be embedded in through in beam 101 and latitude beam 102 and with through 102 axis parallelly distribute on of beam 101 and latitude beam.
It advanced optimizes, is connected with each other between the mesh plate 2 and carrier grid hole 103 by several springs 7, and
It is mutually slidably connected between 103 side wall of 2 side surface of mesh plate and grid hole, and the aperture of the mesh plate 2 is 1-10 millimeters,
And mesh area is 70%-the 90% of 2 surface area of mesh plate.
In addition, the 103 axis section of grid hole be inverted isosceles trapezoid, cause it is any in ladder structure of right angle
It is a kind of.
The utility model in specific implementation, first assembles carrier, mesh plate, fluid jet nozzle and diversion pipe, then
The utility model after assembling is installed to position between absorption tower gas approach and lowest level spraying layer by connecting sliding rail, and makes this
Novel axis is coaxially distributed with flow of flue gas direction, and finally the diversion pipe of the utility model and absorbent transportation system are interconnected,
The needs of the utility model assembly can be completed.
In the utility model actual motion, the absorbent of absorption tower spray first passes through liquid in the mesh plate surface of the utility model
Surface tension form absorbent liquid film, it is uniformly distributed to carrying after carrier water conservancy diversion process then when flue gas passes through the utility model
It in each grid hole of frame, carries out successively being evenly distributed with water conservancy diversion, when then passing through grid hole by the primary flue gas for being evenly distributed with water conservancy diversion, lead to again
It crosses mesh plate and carries out secondary uniformly distributed water conservancy diversion, it is de- that progress desulfurization in absorption tower is re-introduced into after several equally distributed air-flows of formation
Nitre operation, to achieve the purpose that carry out flue gas uniformly distributed operation, while the resistance for applying flue gas by carrier, mesh plate
Achieve the purpose that reduce flow of flue gas speed.
Meanwhile when flue gas passes through mesh plate, flue gas need to break through the absorbent liquid film of mesh plate upper surface and with absorption
It can be entered in absorption tower after the mixing of agent liquid film, improve absorbent to the absorbent of sulfurous pollutants in flue gas to reach
Utilization rate reduces the flow of liquid-gas ratio and circulation slurry pump and the purpose of energy consumption；Leading to simultaneously in order to further increase flue gas
External absorbent can separately be passed through by diversion pipe and be penetrated to sulfurous pollutants purification efficiency in flue gas by absorbent when crossing the utility model
Stream spray head directly spray to each mesh plate upper surface, to reach the absorbent that sprays to absorption tower in the mesh plate table of the utility model
The purpose that face is strengthened by the surface tension stroke absorbent liquid film structure and concentration of absorbing of liquid improves absorbent pair
By the gas cleaning operating efficiency of the utility model, absorption tower is reduced to the burden of flue gas desulfurization and denitrification purification operation；
In addition, the mesh plate in the utility model carries out elastic connection by spring between carrier, on the one hand pass through mesh
Plate and mesh plate surface absorber liquid film weight, which reach, improves mesh plate position stability, on the other hand passes through flue gas stream pressure
Driving mesh plate is vibrated in a certain range, to separately pass through mesh plate while reaching the utility model stable structure
Vibration adjusts efficiency when flue gas passes through the utility model, and prevents solid pollutants such as the dust in flue gas etc. by mesh plate vibration
It is attached on mesh plate and mesh plate is caused to block caused equipment fault, so that greatly improving flue gas purifying equipment runs work
Make efficiency and operation stability.
The utility model structure is simple, flexible and convenient to use, and versatility is good, and failure rate and maintenance cost are low, on the one hand effective
The thickness and surface tension of absorption tower sieve-board type pallet apparatus liquid film are improved, so that improving flue gas passes through gas-liquid when the sieve plate of absorption tower
Contacting efficiency improves absorbent in liquid to the utilization rate of the absorbent of sulfurous pollutants in flue gas, to reduce liquid gas
Than the flow and energy consumption with circulation slurry pump；On the other hand it improves and efficiency is oriented to flow of flue gas and to the stability of airflow uniform distribution
And efficiency, and help to reduce flow of flue gas speed, to greatly improve spray in flue gas stream and absorption tower spraying zone
Mixing between medicament and the efficiency for reacting operation additionally can effectively prevent in tail gas the pollutants such as dust in sieve-board type pallet
Upper attachment and caused by the equipment faults such as sieve-board type pallet blocking, thus the efficiency to gas cleaning operation effectively improved,
And reduce the failure rate and cost of equipment operation.
It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments.Above-described embodiment and
Only illustrate the principles of the present invention described in specification.On the premise of not departing from the spirit and scope of the utility model,
The utility model also has various changes and improvements.These changes and improvements both fall within the scope of the claimed invention
It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet, it is characterised in that: the flue gas desulfurization and denitrification absorption tower sieve
Plate pallet includes carrier, mesh plate, fluid jet nozzle and diversion pipe, and the carrier is the frame that distribution is parallel to the horizontal plane
Structure, if including xeromenia beam and several latitude beams, it is described to be interconnected to constitute grating form frame structure between beam and latitude beam, it is described
Carrier on uniformly distributed at least four grid holes, and the grid hole gross area of carrier is 70%-the 90% of the carrier gross area,
The grid hole area of single carrier is not more than the 1/4 of the grid hole gross area of carrier, the mesh plate quantity and grid
Hole number is consistent, and a mesh plate is all provided in each grid hole, is coaxially distributed between the mesh plate and grid hole, and mesh plate thickness
Degree is not more than the 1/10 of grid hole depth, and spacing is the 10%-of grid hole depth between mesh plate lower end surface and carrier lower end surface
90%, uniformly distributed at least two fluid jet nozzles, the fluid jet nozzle axis on the corresponding grid hole side wall in the mesh plate upper surface
It is in 0 ° -45 ° angles with mesh plate upper surface, it is parallel with one another between each fluid jet nozzle and be interconnected respectively with diversion pipe, it is described to lead
Flow tube at least one is simultaneously all provided with control valve in carrier, and at the diversion pipe and fluid jet nozzle link position.
2. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet according to claim 1, it is characterised in that: described holds
Carrier side surface is evenly distributed at least two connecting sliding rails, the connecting sliding rail axis and carrier axis parallelly distribute on, and surround and hold
Carrier axis is uniformly distributed.
3. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet according to claim 1, it is characterised in that: the warp
In beam and latitude beam, respectively through the distribution that is parallel to each other between each latitude beam between beam, through intersecting between beam and latitude beam, and through between beam and latitude beam
Angle is 30 ° -150 °.
4. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet according to claim 1, it is characterised in that: the warp
Beam and latitude beam are the hollow tubular structures that cross section is any one in rectangle, ellipse, circle and isosceles trapezoidal structure, and
The diversion pipe be embedded in through in beam and latitude beam and with through beam and latitude beam axis parallelly distribute on.
5. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet according to claim 1, it is characterised in that: the net
It is connected with each other between orifice plate and carrier grid hole by several springs, and is mutually slided between mesh plate side surface and grid hole side wall
Connection.
6. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet according to claim 1, it is characterised in that: the net
The aperture of orifice plate is 1-10 millimeters, and mesh area is 70%-the 90% of mesh plate surface area.
7. a kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet according to claim 1, it is characterised in that: the grid
Checkerwork cell axis section is inverted isosceles trapezoid, any one being inverted in ladder structure of right angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822186553.7U CN209576275U (en) | 2018-12-25 | 2018-12-25 | A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822186553.7U CN209576275U (en) | 2018-12-25 | 2018-12-25 | A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet |
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| Publication Number | Publication Date |
|---|---|
| CN209576275U true CN209576275U (en) | 2019-11-05 |
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ID=68378771
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822186553.7U Expired - Fee Related CN209576275U (en) | 2018-12-25 | 2018-12-25 | A kind of flue gas desulfurization and denitrification absorption tower sieve-board type pallet |
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| CN (1) | CN209576275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115245733A (en) * | 2022-08-18 | 2022-10-28 | 江苏宝净环境科技有限公司 | Pneumatic emulsification and desulfurization double-effect tower |
-
2018
- 2018-12-25 CN CN201822186553.7U patent/CN209576275U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115245733A (en) * | 2022-08-18 | 2022-10-28 | 江苏宝净环境科技有限公司 | Pneumatic emulsification and desulfurization double-effect tower |
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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: 20191105 Termination date: 20201225 |