CN206240302U - One kind mixing current equalizing structure body - Google Patents
One kind mixing current equalizing structure body Download PDFInfo
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- CN206240302U CN206240302U CN201621200099.0U CN201621200099U CN206240302U CN 206240302 U CN206240302 U CN 206240302U CN 201621200099 U CN201621200099 U CN 201621200099U CN 206240302 U CN206240302 U CN 206240302U
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- fluid layer
- equal fluid
- equal
- orifice plate
- plate
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Abstract
The utility model is related to a kind of mixing current equalizing structure body, including perpendicular to the equal fluid layer of orifice plate and the equal fluid layer of foam metal that airflow direction is set, the equal fluid layer of orifice plate is made up of the equal fluid layer still of orifice plate and the equal fluid layer moving plate of orifice plate；The equal fluid layer still of orifice plate is disposed adjacent with the equal fluid layer moving plate of orifice plate, on the equal fluid layer still of orifice plate and the equal fluid layer moving plate of orifice plate multiple discharge orifices are opened up in correspondence position, the equal fluid layer moving plate of orifice plate transversely and longitudinal short distance is slided, and can change its registration with corresponding equal discharge orifice on the equal fluid layer still of orifice plate after sliding.The utility model can adjust using the equal fluid of foam metal and the equal combination of fluids structure type of orifice plate, and the equal fluid moving plate of orifice plate with the coincidence factor of discharge orifice on still, greatly strengthen and flows effect；For under big exhaust gas volumn operating mode during ammonia process removing nitrogen oxides, the air-flow and pressure between multiple bins can be balanced, also can guarantee that single bin interior air-flow is evenly distributed, while the mixing uniformity of ammonia or thermal desorption gas and flue gas can be increased.
Description
Technical field
The utility model is related to middle low-temperature flue gas desulphurization denitration technical field, more particularly to a kind of suitable for middle low-temperature flue gas
The mixing current equalizing structure body of desulfurization and dedusting, denitration and thermal desorption integrated apparatus.
Background technology
Ammonia reducing process is used when removing nitrogen oxides in effluent with reducing process more, by temperature height, whetheing there is catalyst division
It is SNCR methods and SCR methods；SNCR methods running temperature is more in 1000 degrees centigrades；Flue gas NH3- SCR methods denitration technology presses its institute
The flue-gas temperature for the treatment of is broadly divided into three types：The first is high-temperature flue gas denitration, and treatment flue-gas temperature is 300~400
℃；Second is middle temperature denitrating technique, and treatment flue-gas temperature is 200~300 DEG C；The third is low-temperature denitration technique, processes cigarette
Temperature degree is 120~220 DEG C.The first high-temperature flue gas denitration technology has worldwide been widely used in power plant's denitration work
Skill, second, the currently test run in the denitration of heating fire coal boiler fume, glass furnace flue-gas denitration process of the third denitration technology
OK.Compared with the first high-temperature flue gas denitration technology, second and low-temperature denitration technology is limited in that flue gas in the third
In content of sulfur dioxide and water content can to denitration efficiency produce strong influence.
The Chinese patent of Application No. 201410478420.0 discloses a kind of " middle low-temperature flue gas desulfurization and dedusting denitration and de-
Denox catalyst Thermal desorption integrated apparatus ", " including desulfurization dust clean-up stage, the parsing being integrated in from the bottom to top in a tower body
Spray ammonia mixing section and denitration reaction section, wherein mixing current equalizing structure body is located at spray ammonia structure top, by 1~4 layer of curved ripple
The porous plate composition of line or angle-style bellows-shaped, and it is separated by 90 ° of angle interlaced arrangements by ripple direction between adjacent two layers.”.
Mix current equalizing structure body described in above-mentioned patent to be acted on pressure, for realizing flue gas in middle low-temperature flue gas desulfurization
It is uniform in dedusting denitration and denitrating catalyst Thermal desorption integrated apparatus cross section, make velocity of flue gas, thermo parameters method more
Plus it is uniform, further improve denitration efficiency.But it is still suffered from inside bin when big exhaust gas volumn is processed, the air-flow between bin
Distribution is uneven, and the uneven problem of ammonia mixing.
The content of the invention
The utility model provides a kind of mixing current equalizing structure body, using the equal fluid of foam metal and the equal combination of fluids of orifice plate
Structure type, and the equal fluid moving plate of orifice plate is adjustable with the coincidence factor of discharge orifice on still, greatly strengthen and flows effect；For
Under big exhaust gas volumn operating mode during ammonia process removing nitrogen oxides, the air-flow and pressure between multiple bins can be balanced, also can guarantee that list
One bin interior air-flow is evenly distributed, while the mixing uniformity of ammonia or thermal desorption gas and flue gas can be increased.
In order to achieve the above object, the utility model is realized using following technical scheme：
One kind mixing current equalizing structure body, including the equal fluid layer of orifice plate and bubble being arranged in gas channel perpendicular to airflow direction
The equal fluid layer of foam metal, the equal fluid layer of orifice plate is made up of the equal fluid layer still of orifice plate and the equal fluid layer moving plate of orifice plate；The equal fluid layer of orifice plate is quiet
Piece is disposed adjacent with the equal fluid layer moving plate of orifice plate, and multiple is opened up in correspondence position on the equal fluid layer still of orifice plate and the equal fluid layer moving plate of orifice plate
Equal discharge orifice, the equal fluid layer moving plate of orifice plate can transversely and longitudinal short distance is slided, and it is quiet with the equal fluid layer of orifice plate to change it after sliding
The registration of the equal discharge orifice of correspondence on piece.
The equal fluid layer of foam metal is arranged on any side of the equal fluid layer of orifice plate, between it is provided between the equal fluid layer of orifice plate
Every.
The percent opening of equal discharge orifice is 20~60% on the equal fluid layer moving plate of orifice plate and the equal fluid layer still of orifice plate, and orifice plate flows
The percent opening of the equal discharge orifice of diverse location can be with difference, but the equal fluid layer moving plate of orifice plate and orifice plate on layer moving plate or the equal fluid layer still of orifice plate
The percent opening of the equal discharge orifice of correspondence position is identical on equal fluid layer still.
The equal discharge orifice is shaped as square, circular, oval or triangle, the equal fluid layer moving plate of orifice plate or the equal fluid layer of orifice plate
The equal discharge orifice shape of various location can be with difference on still, but the equal discharge orifice shape of corresponding position is identical.
The equal fluid layer of foam metal is made up of foam metal, is flat board or folding slab structure.
The equal fluid layer moving plate of orifice plate is embedded in the two way slide lane of gas channel, and gas channel outside sets hand power screw
Mechanism, the equal fluid layer moving plate of orifice plate is connected by screw rod, to realize that short distance laterally, longitudinal is slided.
Compared with prior art, the beneficial effects of the utility model are：
1) the equal fluid layer of foam metal is used, the stream of the big a large amount of flue gases in bin inside is advantageously implemented；
2) the equal fluid layer still of the equal fluid layer moving plate of orifice plate, orifice plate coordinates, and is adjusted by cutting by the registration for adjusting equal discharge orifice
The exhaust gas volumn in face, realizes that air-flow flows between many bins of big exhaust gas volumn, pressure balance.
Brief description of the drawings
Fig. 1 is the front view of mixing current equalizing structure body described in the utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the side view of Fig. 1.
In figure：1. the equal hand power screw machine of fluid layer still 4. of the equal orifice plate of fluid layer moving plate 3. of the equal orifice plate of fluid layer 2. of foam metal
The equal gas channel of discharge orifice 6. of structure 5.
Specific embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, a kind of mixing current equalizing structure body described in the utility model, including set perpendicular to airflow direction
The equal fluid layer of orifice plate and the equal fluid layer 1 of foam metal in gas channel 6, the equal fluid layer of orifice plate is by the equal He of fluid layer still 3 of orifice plate
The equal fluid layer moving plate 2 of orifice plate is constituted；The equal fluid layer still 3 of orifice plate is disposed adjacent with the equal fluid layer moving plate 2 of orifice plate, the equal fluid layer still 3 of orifice plate
Multiple discharge orifices 5 are opened up in correspondence position with the equal fluid layer moving plate 2 of orifice plate, the equal fluid layer moving plate 2 of orifice plate can be transversely and longitudinal short
Distance is slided, and can change its registration with corresponding equal discharge orifice on the equal fluid layer still 3 of orifice plate after slip.
The equal fluid layer 1 of foam metal is arranged on any side of the equal fluid layer of orifice plate, and it is provided between the equal fluid layer of orifice plate
Interval.
The percent opening of equal discharge orifice 5 is 20~60%, orifice plate on the equal fluid layer moving plate 2 of orifice plate and the equal fluid layer still 3 of orifice plate
The percent opening of the equal discharge orifice 5 of diverse location can be with difference on equal fluid layer moving plate 2 or the equal fluid layer still 3 of orifice plate, but the equal fluid layer of orifice plate is dynamic
The percent opening of equal discharge orifice 5 of correspondence position is identical on piece 2 and the equal fluid layer still 3 of orifice plate.
The equal discharge orifice 5 is shaped as square, circular, oval or triangle, and the equal fluid layer moving plate 2 of orifice plate or orifice plate flow
The shape of equal discharge orifice 5 of various location can be with difference on layer still 3, but the shape of equal discharge orifice 5 of corresponding position is identical.
The equal fluid layer 1 of foam metal is made up of foam metal, is flat board or folding slab structure.
The equal fluid layer moving plate 2 of orifice plate is embedded in the two way slide lane of gas channel 6, and the outside of gas channel 6 sets manual
Screw mechanism 4, the equal fluid layer moving plate 2 of orifice plate is connected by screw rod, to realize that short distance laterally, longitudinal is slided.
The thickness and pore structure form of the equal fluid layer 1 of foam metal determine according to section air velocity and flue gas composition.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any one skilled in the art in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. it is a kind of to mix current equalizing structure body, it is characterised in that including the orifice plate being arranged on perpendicular to airflow direction in gas channel
Equal fluid layer and the equal fluid layer of foam metal, the equal fluid layer of orifice plate are made up of the equal fluid layer still of orifice plate and the equal fluid layer moving plate of orifice plate；Hole
The equal fluid layer still of plate is disposed adjacent with the equal fluid layer moving plate of orifice plate, the equal fluid layer still of orifice plate with the equal fluid layer moving plate of orifice plate in corresponding position
Put and open up multiple discharge orifices, the equal fluid layer moving plate of orifice plate transversely and longitudinal short distance is slided, and can change itself and hole after sliding
The registration of the equal discharge orifice of correspondence on the equal fluid layer still of plate.
2. one kind according to claim 1 mixes current equalizing structure body, it is characterised in that the equal fluid layer of foam metal is set
In any side of the equal fluid layer of orifice plate, it is provided with interval between the equal fluid layer of orifice plate.
3. one kind according to claim 1 mixes current equalizing structure body, it is characterised in that the equal fluid layer moving plate of orifice plate and hole
The percent opening of equal discharge orifice is 20~60% on the equal fluid layer still of plate, different positions on the equal fluid layer moving plate of orifice plate or the equal fluid layer still of orifice plate
The percent opening for putting equal discharge orifice can be opened with the equal discharge orifice of correspondence position in difference, but the equal fluid layer moving plate of orifice plate and the equal fluid layer still of orifice plate
Porosity is identical.
4. a kind of mixing current equalizing structure body according to claim 1 or 3, it is characterised in that the equal discharge orifice is shaped as
The equal discharge orifice shape of various location on square, circular, oval or triangle, the equal fluid layer moving plate of orifice plate or the equal fluid layer still of orifice plate
Shape can be with difference, but the equal discharge orifice shape of corresponding position is identical.
5. one kind according to claim 1 mixes current equalizing structure body, it is characterised in that the equal fluid layer of foam metal is by steeping
Foam metal is made, and is flat board or folding slab structure.
6. one kind according to claim 1 mixes current equalizing structure body, it is characterised in that the equal fluid layer moving plate of orifice plate is inlayed
In in the two way slide lane of gas channel, gas channel outside sets hand power screw mechanism, and connecting the equal fluid layer of orifice plate by screw rod moves
Piece, to realize that short distance laterally, longitudinal is slided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621200099.0U CN206240302U (en) | 2016-11-04 | 2016-11-04 | One kind mixing current equalizing structure body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621200099.0U CN206240302U (en) | 2016-11-04 | 2016-11-04 | One kind mixing current equalizing structure body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206240302U true CN206240302U (en) | 2017-06-13 |
Family
ID=59000848
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621200099.0U Active CN206240302U (en) | 2016-11-04 | 2016-11-04 | One kind mixing current equalizing structure body |
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| CN (1) | CN206240302U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304487A (en) * | 2016-04-19 | 2017-10-31 | 欧瑞康纺织有限及两合公司 | For the equipment for the filament cluster for cooling down annular extrusion |
| CN111888925A (en) * | 2020-08-03 | 2020-11-06 | 北京予知环保科技有限公司 | Dry desulfurization assembly, desulfurization dust removal unit, integrated equipment and system |
-
2016
- 2016-11-04 CN CN201621200099.0U patent/CN206240302U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304487A (en) * | 2016-04-19 | 2017-10-31 | 欧瑞康纺织有限及两合公司 | For the equipment for the filament cluster for cooling down annular extrusion |
| CN107304487B (en) * | 2016-04-19 | 2021-11-23 | 欧瑞康纺织有限及两合公司 | Device for cooling an annularly extruded filament bundle |
| CN111888925A (en) * | 2020-08-03 | 2020-11-06 | 北京予知环保科技有限公司 | Dry desulfurization assembly, desulfurization dust removal unit, integrated equipment and system |
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