Utility model content
The purpose of this utility model is to provide a kind of denitration dust collecting integral dedusters, to solve to exist in the prior art
The technical issues of.
Denitration dust collecting integral deduster provided by the utility model, including main frame, spraying device, air inlet box body, mistake
Filter box body sum aggregate/ash discharge cabinet;
The air inlet box body, the filter box and the collection/ash discharge cabinet are successively set on the main frame from top to bottom
On frame;
The filter box is multilayer setting;
Air inlet and air outlet are provided on the air inlet box body;
The air inlet and the air outlet are arranged on the adjacent side of the cabinet;
The spraying device is arranged in the air inlet;
Pleat leaf filter bag is provided in the filter box;
Load has the first catalyst on the pleat leaf filter bag;
The second catalyst is provided in the pleat leaf filter bag;
Capillary fiber is provided on the inner wall of the pleat leaf filter bag;
Second catalyst is arranged on the capillary fiber.
Further, the spraying device includes infusion pump, perfusion tube, spray disk and at least one nozzle;
One end of the perfusion tube is arranged in the infusion pump;
The other end of the perfusion tube is arranged in the spray disk;
The nozzle is arranged on the spray disk.
Further, the infusion pump and the perfusion tube are two;
There are two cavities for setting in the spray disk;
Two perfusion tubes are connected to two cavities respectively;
Two cavities are provided with and communicated at least one described nozzle.
Further, the spraying device is two;
Two spraying devices are arranged along the air inlet direction of the air inlet.
Further, the liquid that the spraying device is sprayed into the air inlet is lime stone denitrfying agent or ammonium hydroxide.
Further, first catalyst is spongelike structure setting.
Further, first catalyst is out of stock catalyst.
Further, second catalyst is desulphurization catalyst.
Further, deflector is additionally provided in the air inlet box body;
Side of the air inlet far from the air outlet is arranged in one end of the deflector, and the other end is arranged described
The flue gas of the air inlet or gas processed can be uniformly oriented to the mistake by side of the air outlet far from the air inlet
In filter box body, flue gas or gas processed are discharged after the intracorporal filter assemblies filtering of the Rose Box by the air outlet.
Further, ash discharge/ash-transmission system is provided with below the collection/ash discharge cabinet;
Ash discharge/the ash-transmission system is spiral or scraper-type ash conveying device, for the collection/ash discharge case is intracorporal
Dust discharge.
Denitration dust collecting integral deduster provided by the utility model, by the way that the catalysis such as denitrfying agent is arranged in spraying device
Agent so that first carrying out preliminary denitration or desulfurization before flue gas enters deduster, and then was carried out by filter box
Filter, and then increase the effect of filtering.Denitration dust collecting integral deduster provided by the utility model, structure is simple, practicability
By force, at low cost, it is easy to spread.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
As shown in attached drawing 1- Fig. 4, the utility model provides a kind of denitration dust collecting integral deduster, including main frame,
Spraying device 1, air inlet box body 2,3 sum aggregates of filter box/ash discharge cabinet 4;
The air inlet box body 2, the filter box 3 and the collection/ash discharge cabinet 4 are successively set on the master from top to bottom
On frame;
The filter box 3 is multilayer setting;
Air inlet and air outlet are provided on the air inlet box body 2;
The air inlet and the air outlet are arranged on the adjacent side of the cabinet;
The spraying device 1 is arranged in the air inlet;
Pleat leaf filter bag 11 is provided in the filter box 3;
Load has the first catalyst 12 on the pleat leaf filter bag 11;
The second catalyst 13 is provided in the pleat leaf filter bag 11;
Capillary fiber 14 is provided on the inner wall of the pleat leaf filter bag 11;
Second catalyst 13 is arranged on the capillary fiber 14.
In the present embodiment, after 3 multilayer of filter box being arranged, by increasing or decreasing the quantity of filter box 3, next pair
The environment of different air quantity is filtered, and then can satisfy different duty requirements, to guarantee the effective of dust removing effects and resource
It utilizes.
In the present embodiment, the outer dimension of each cabinet, it is consistent with sea-freight TEU (Twenty-foot Equivalent Unit) size, fully meet international sea
The standard and regulation of fortune, the isolated operation of each cabinet meet international ocean shipping Lloyd's demonstration.
When in use, flue gas to be treated enters in deduster from air inlet box body 2, after the filtering of filter box 3, from
Filtered cleaned air is discharged in the net wind outlet of filter box 3.
In the present embodiment, it is additionally provided with auxiliary repair aisle, platform and staircase, for overhauling to each cabinet.
In the present embodiment, the air inlet of air inlet box body 2 and air outlet are arranged on adjacent side, that is to say, that energy
Enough formed is entered the wind from side, is entered in filter box 3 after outlet air from below.
In the present embodiment, wind or flue dust to be treated first pass through spraying device 1 before entering air inlet
Lower section carries out first time denitration filtering by spraying device 1.
In the present embodiment, what is sprayed in spraying device 1 is the denitrfying agents such as lime stone, denitrfying agent with flue gas together into
Enter into deduster, remove the sulfide in flue gas, realizes and the first time of flue gas is purified.
Later, it enters in filter box 3 by air inlet box body 2, is filtered by filter box 3, realized secondary
Purification, and then improve the clean-up effect of flue gas.
And be formed by dust after filtering and enter in collection/ash discharge cabinet 4 and collected, finally it is uniformly processed.
Currently, filter bag is the key component in sack cleaner operational process, usually cylinder type or oval flat filter
Bag, and be vertically hung in deduster.When dusty gas passes through deduster, dust is trapped in the outer surface of filter bag, and does
Net gas is entered inside filter bag by filtrate.Arrangement quantity of the circle bag on rectangle card is few, and exists between filter bag and filter bag
Dead angle is filtered, especially in horizontal dust remover, the effective filtration area of circle bag is reduced, but flat type filter bag then avoids above-mentioned ask
Topic, but flat type filter bag, there is also certain problem, effective filtration area is smaller, poor filtration effect, such as traditional its mistake of flat bag
Filtering surface product is high × long, effective filtration area=length × height × 2, it is seen then that filter area is smaller, in addition, existing filter bag is strong
Spend low, the easy air flattening by the external world.
To solve the above problems, pleat leaf filter bag 11 is arranged in filter box 3, is capable of providing Rose Box in the present embodiment
The filter efficiency of body 3.
The set-up mode of pleat leaf filter bag 11 is filter bag to be carried out to multiple folding, and then reach and increase effective filtration area
Purpose.
Preferably, load has the first catalyst 12 on pleat leaf filter bag 11.
In the present embodiment, upper catalyst is loaded on pleat leaf filter bag 11, mainly on outer surface, and then can passed through
When pleat leaf filter bag 11 is filtered flue dust, oxidation catalyst filter can be carried out again, improves the effect of purification.
Preferably, the second catalyst 13 is provided in pleat leaf filter bag 11, and by the setting of the second catalyst 13 in capillary fibre
In dimension 14, the filtering of pleat leaf filter bag 11 was not only interfered with, but also the second catalyst 13 is enabled to sufficiently to react with flue gas, guaranteed
Chemical filtering effect.
In the present embodiment, second catalyst 13 is set in the inside of pleat leaf filter bag 11, and then increases purification again
Effect.
Such setting, so that entire deduster has carried out five purified treatments to flue dust.
Purify with second for the first time by spraying device 1, third time purification is carried out by sponge catalyst, is led to
It crosses pleat leaf filter bag 11 and carries out the 4th purification, the 5th purification is carried out by the denitrating catalyst of load.
By five purified treatments, so that flue dust has obtained optimal clean-up effect.
In the present embodiment, the first catalyst 12 is spongelike structure, not only has ventilation effect, but also be able to carry out filtering and urge
Change.
In the present embodiment, the first catalyst 12 is out of stock catalyst, and the second catalyst 13 is desulphurization catalyst, passes through this
The setting of sample can either be realized and carry out desulfurization to flue dust air, and be able to carry out out of stock, and the quality of filtering is improved.
It should be pointed out that the first catalyst 12 and the second catalyst 13 respectively out of stock catalyst and desulphurization catalyst,
But it is not limited solely to above two catalyst, can also be other catalyst, as long as can be realized to flue gas
Oxidation catalyst filter.
Preferred embodiment is that the spraying device 1 includes infusion pump 9, perfusion tube 8, spray disk 6 and at least one nozzle
7;
One end of the perfusion tube 8 is arranged in the infusion pump 9;
The other end of the perfusion tube 8 is arranged in the spray disk 6;
The nozzle 7 is arranged on the spray disk 6.
In the present embodiment, by infusion pump 9 give catalyst provide injection power, enable catalyst along perfusion tube 8,
Spray disk 6 and nozzle 7 spray to flue gas, realize the denitration process to flue gas.
Preferred embodiment is that the infusion pump 9 and the perfusion tube 8 are two;
There are two cavities 10 for setting in the spray disk 6;
Two perfusion tubes 8 are connected to two cavities 10 respectively;
Two cavities 10 are provided with and communicated at least one described nozzle 7.
In the present embodiment, infusion pump 9 is two, is respectively used to be pumped into denitration catalyst into two different perfusion tubes 8
Agent or desulphurization catalyst, so that flue gas before entering in deduster and being filtered dedusting, first carries out denitration and desulfurization process,
Improve the purification efficiency of flue gas.
Two cavities 10 in disk 6 are sprayed, are connected to respectively with two perfusion tubes 8, for spraying denitrating catalyst by nozzle 7
And desulphurization catalyst.
In the present embodiment, denitration process is first carried out, carries out desulfurization process afterwards.
Preferred embodiment is that the spraying device 1 is two;
Two spraying devices 1 are arranged along the air inlet direction of the air inlet.
In the present embodiment, it can also be and set two for spray disk 6, i.e., set two sets for spraying device 1, respectively
For spraying denitrating catalyst and desulphurization catalyst.
In the present embodiment, the capillary fiber 14 that 11 inner wall of pleat leaf filter bag is arranged in the second catalyst 13 is sprinkled, so that
Ji Eng can carry out catalysis reaction to flue gas by the second catalyst 13, and will not generate resistance to the filter effect of pleat leaf filter bag 11
Gear influences.
Preferred embodiment is that the liquid that the spraying device 1 is sprayed into the air inlet is lime stone denitrfying agent
Or ammonium hydroxide.
In the present embodiment, denitrfying agent uses lime stone, and desulfurizing agent uses ammonium hydroxide.
Preferred embodiment is to be additionally provided with deflector in the air inlet box body 2;
Side of the air inlet far from the air outlet is arranged in one end of the deflector, and the other end is arranged described
The flue gas of the air inlet or gas processed can be uniformly oriented to the mistake by side of the air outlet far from the air inlet
In filter box body 3, flue gas or gas processed are discharged after the filter assemblies filtering in the filter box 3 by the air outlet.
In the present embodiment, there is deflector in top air inlet box body 2, adsorptivity is had the characteristics that according to air flowing, is made
Flue gas prolongs deflector flowing after blowing into cabinet.
Because air velocity is faster, the pressure of two sides is smaller, but general body surface will not yield to pressure, at this moment only have
What the air of flowing was had no way out yields to pressure, and moving air is caused to draw close to body surface, so air is along body surface
Flowing.Such as against air blowing among two pieces of paper, two pieces of paper will be drawn close, this is because two pieces of paper surface can yield spread air two
The pressure that side reduces, if changing the two pieces of iron plates that can not be shaken into, big moving air is blown again in centre, since iron plate cannot bend
Clothes, cause only moving air to admit defeated, and run to two sides, so air is along object (iron plate) surface flow.
Preferred embodiment is that the collection/ash discharge cabinet 4 lower section is provided with ash discharge/ash-transmission system;
Ash discharge/the ash-transmission system is spiral or scraper-type ash conveying device 5, and being used for will be in the collection/ash discharge cabinet 4
Dust discharge.
In the present embodiment, collection/ash discharge cabinet 4 lower section is provided with multiple ash discharging holes, can will focus on collection/ash discharge case
Dust in body 4 is discharged in time, in order to avoid accumulation, to cause the decline of filter effect.
Collection/ash discharge cabinet 4 uses container form, and it is bigger to deposit ash quantity.
In the present embodiment, after auger type ash conveying device 5 is arranged in the lower section of ash discharging hole, all ash discharging holes can be discharged
Dust carry out unified output, delivery efficiency can be increased.
In the present embodiment, integrate/ash discharge cabinet 4 in space it is big as upper end opening, lower ending opening is small, and then can be advantageous
Collected in dust to the ash discharging hole of lower end.
Denitration dust collecting integral deduster provided by the utility model is urged by the way that denitrfying agent etc. is arranged in spraying device 1
Agent so that first carrying out preliminary denitration or desulfurization before flue gas enters deduster, and then is carried out by filter box 3
Filtering, and then increase the effect of filtering.Denitration dust collecting integral deduster provided by the utility model, structure is simple, practical
Property is strong, at low cost, easy to spread.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
In addition, it will be appreciated by those of skill in the art that although some embodiments in this include institute in other embodiments
Including certain features rather than other feature, but the combination of the feature of different embodiment means to be in the utility model
Within the scope of and form different embodiments.For example, embodiment claimed is appointed in claims above
Meaning one of can in any combination mode come using.The information disclosed in the background technology section is intended only to deepen to this
The understanding of the general background technology of utility model, and be not construed as recognizing or implying in any form that information composition has been
The prior art known in those skilled in the art.