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CN210138571U - Activated carbon flue gas purification system adsorbed layer exhanst gas outlet steel screen - Google Patents

Activated carbon flue gas purification system adsorbed layer exhanst gas outlet steel screen Download PDF

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Publication number
CN210138571U
CN210138571U CN201920822325.6U CN201920822325U CN210138571U CN 210138571 U CN210138571 U CN 210138571U CN 201920822325 U CN201920822325 U CN 201920822325U CN 210138571 U CN210138571 U CN 210138571U
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holes
steel plate
flue gas
diamond
activated carbon
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CN201920822325.6U
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岳咏梅
许宸瑞
严仁昌
肖维
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Weihai Hao Yang Machinery Manufacturing Co Ltd
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Weihai Hao Yang Machinery Manufacturing Co Ltd
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Abstract

The utility model provides an active carbon flue gas purification system adsorption layer flue gas outlet steel plate net, which is provided with a steel plate, wherein the steel plate is provided with a smoke vent, the shape of the smoke vent is a rhombus hole, the rhombus hole is a long rhombus hole, the rhombus hole consists of two corresponding straight edges and two groups of corresponding rhombus edges, and the connecting direction of two rhombus vertexes of the two groups of corresponding rhombus edges is vertical to the falling direction of active carbon; the diamond holes are through holes penetrating through the steel plate, and the penetrating direction of the diamond holes obliquely penetrates through the outer wall of the steel plate from the inner wall of the steel plate on one side contacting with the activated carbon to form penetrating through holes. The problem that the activated carbon does not fall outwards in the downward moving process in an independent space, smoke passes through the adsorption layer with small resistance, and fine particles and dust in the adsorption layer can be effectively controlled to be discharged along with the smoke is solved; the utility model discloses but wide application is in activated carbon flue gas clean system.

Description

Activated carbon flue gas purification system adsorbed layer exhanst gas outlet steel screen
Technical Field
The utility model relates to a exhanst gas outlet steel sheet net especially relates to an active carbon flue gas purification system adsorbed layer exhanst gas outlet steel sheet net, belongs to the environmental engineering field.
Background
The active carbon flue gas purification technology has the advantages of good resource utilization and water saving performance, no water consumption in the operation process, no waste water and waste residue, short process flow, small occupied area, no dilute acid generation in the purification process, no corrosion prevention of equipment, dust removal function, no need of configuring a special dust remover, and capability of removing SO difficult to remove by a wet method3The chimney has the advantages of no need of corrosion prevention, no need of temperature rise of purified flue gas, transparent chimney outlet, no smoke plume phenomenon and the like.
The active carbon flue gas purification technology has the following principle that2O and O2The SO in the flue gas is removed by physical and chemical adsorption under the condition of2The NOx in the smoke reacts with ammonia gas to generate N under the catalytic action of the activated carbon2HCl, HF, dioxin and heavy metals are removed by physical adsorption of a microporous structure rich in activated carbon, and purification of various pollutants is realized in one set of device. The activated carbon adsorbing SO2 is recycled after regeneration, and meanwhile, the released sulfur dioxide-enriched gas can be processed into various sulfide chemical products, SO that the resource utilization of pollutants is realized.
In the activated carbon flue gas purification device, the fresh activated carbon which is filled or supplemented for the first time falls, is abraded and is sheared by rotating equipment in the transfer process in a circulating transportation system, and then the breakage is generated. The material system is provided with a screening device for screening out fine particles and powder so as to keep the air permeability and the adsorption efficiency of the adsorption tower. In the existing cross-flow moving bed adsorption device, flue gas enters an adsorption layer from a middle air inlet chamber and is discharged from air outlet chambers at two sides after purification. Activated carbon gets into the adsorbed layer from the top, adsorb saturated activated carbon and discharge from the lower part, pollutant among the adsorbed layer flue gas accomplishes the conversion between the gas-solid phase, the adsorbed layer activated carbon outwards falls easily among the downstream process, activated carbon piles up and can produce great resistance at the steel sheet mesh when the flue gas is outwards discharged from the steel mesh simultaneously, most passes through the screening plant along with the tiny granule of activated carbon and sieves except, nevertheless the tiny granule of the activated carbon and dust of surplus of sieving, some can be along with the fume emission after the purification, can influence the dust emission effect.
Therefore, the utility model provides an adsorbed layer exhanst gas outlet expanded metal net, activated carbon get into the adsorbed layer from the top, and the activated carbon that adsorbs saturation is discharged from the lower part, and the pollutant in the adsorbed layer flue gas accomplishes the conversion between the gas-solid phase, can realize that activated carbon is independent space and outwards falls at the downstream in-process, and the flue gas passes through the adsorbed layer with less resistance, also can the fine granule and the dust of effective control in the adsorbed layer along with the fume emission simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model discloses in the flue gas purification device to current active carbon, the adsorbed layer active carbon outwards falls from the steel sheet net easily in the downstream process, the active carbon is piled up and can produce great resistance at the steel sheet mesh when the flue gas is outwards discharged from the steel mesh, the tiny granule of the active carbon and dust of surplus of sieve, partly can accompany the fume emission after the purification, influence technical problem such as dust emission effect, an active carbon flue gas purification system adsorbed layer exhanst gas outlet steel sheet net is provided, can realize that the active carbon is independent space and outwards fall at the downstream in-process, the flue gas passes through the adsorbed layer with less resistance, tiny granule and dust in the effective control adsorbed layer simultaneously are along with fume emission.
Therefore, the flue gas outlet steel plate mesh of the adsorption layer of the activated carbon flue gas purification system is provided with a steel plate, the steel plate is provided with a smoke exhaust hole, the smoke exhaust hole is shaped like a rhombus hole, the rhombus hole is a long rhombus hole, the rhombus hole consists of two corresponding straight edges and two groups of corresponding rhombus edges, and the connecting line direction of two rhombus vertexes of the two groups of corresponding rhombus edges is vertical to the falling direction of activated carbon; the diamond holes are through holes penetrating through the steel plate, and the penetrating direction of the diamond holes obliquely penetrates through the outer wall of the steel plate from the inner wall of the steel plate on one side contacting with the activated carbon to form penetrating through holes.
Preferably, the diamond holes on the steel plate are arranged from top to bottom, and each row of diamond holes and an adjacent row of diamond holes are distributed in a staggered manner.
Preferably, the penetrating angle of the diamond holes which penetrate from the inner wall of the steel plate contacting with the activated carbon to the outer wall of the steel plate in an inclined and upward manner is 50-60 degrees.
Preferably, the opening of the diamond-shaped hole has the size that the distance between the connecting lines of two diamond vertexes of two corresponding diamond sides is 1.3 mm-1.5 mm, and the width between two corresponding straight sides of the diamond-shaped hole is 0.8mm-1 mm.
Preferably, the rhombic holes are three-dimensional rhombic holes, the row spacing of the three-dimensional rhombic holes is 10mm-11mm, and the line spacing is 4mm-5 mm.
Preferably, the rhombic holes are arranged in staggered rows, and the right side rhombus vertex of one row of rhombic holes in two adjacent rows of rhombic holes and the left side rhombus vertex of the other row of rhombic holes are arranged in the vertical direction.
Preferably, the rhombic holes are arranged in a staggered manner, and the rhombus vertexes of the rhombic holes in one of two adjacent rows of rhombic holes penetrate through a connecting line of the rhombus vertexes of the two connected rhombic holes and are positioned in the middle of the two connected rhombic holes.
Preferably, the steel plate net is made of stainless steel materials, and the thickness of the steel plate net is 0.7mm-1.0 mm.
Preferably, the diamond-shaped holes are stretching holes made by a stretching process.
The beneficial effects of the utility model are that, because the shape of the exhaust port on the steel sheet net is diamond-shaped hole, the percent opening of steel sheet net is greater than 25% for the pressure drop of discharging fume is less than 200Pa, is favorable to better discharging fume, and the pressure drop of steel sheet net self is less than 200Pa, and the flue gas passes through steel sheet net resistance and just very little, does not increase flue gas system's booster fan power almost, and energy-conserving effect is very obvious.
And the selection of the opening size of the three-dimensional diamond holes of the steel plate net is matched with the particle size of the smallest particles in the active carbon particle fraction, so that the active carbon is controlled in the adsorption layer and does not fall outwards, and the emission of fine particles and dust along with flue gas from the smoke exhaust holes of the steel plate net can be effectively controlled.
Meanwhile, the diamond holes are stretching holes manufactured by a stretching process, the diamond holes of the stretching process are similar to the shape of a shutter, and compared with a punching plane steel plate net, the steel plate net manufactured by the process has the same opening size, and the steel plate net with shutter type three-dimensional diamond holes can further effectively control the active carbon to be controlled in the adsorption layer without falling outwards, further effectively control the emission of fine particles and dust along with smoke from the open holes of the steel plate net, and has good emission effect.
The utility model discloses S31603 stainless steel is selected to the material of steel sheet net, and corrosion resistance is better, and the diamond hole forms tensile turn-ups for the tensile hole of tensile technology preparation, and intensity is better.
Drawings
Fig. 1 is a schematic view of a conventional steel plate net;
FIG. 2 is a schematic view of the installation of a steel plate net at the flue gas outlet of the adsorption layer of the flue gas purification system using activated carbon of the embodiment of the present invention;
FIG. 3 is a schematic diagram of a moving unit of an adsorption layer according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a diamond-shaped hole of a steel plate mesh according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a diamond hole plan arrangement;
FIG. 6 is a schematic view of a further diamond-shaped hole plan arrangement;
FIG. 7 is a schematic illustration of diamond shaped holes.
The symbols in the drawings illustrate that:
1. steel plate nets; 101. a steel plate; 102. a smoke vent; 103. straight sides; 104. a water chestnut edge; 105 water caltrop vertexes; 2. an air intake chamber; 3. an air outlet chamber; 4. activated carbon.
Detailed Description
The present invention will be further described with reference to the following examples.
Fig. 1 is a schematic view of a conventional steel plate mesh, and it can be seen that smoke discharge holes 102 on the steel plate mesh 1 are straight holes, activated carbon 4 is easily leaked from the straight holes, and the activated carbon 4 also easily blocks the straight holes, which causes difficulty in smoke discharge.
Fig. 2-7 are drawings of the embodiment of the present invention, and it can be seen that the present invention discloses an activated carbon flue gas purification system adsorption layer flue gas outlet steel plate net 1, which is provided with a steel plate 101, the steel plate 101 is provided with a smoke vent 102, the smoke vent 102 is shaped as a diamond 102, the diamond 102 is a long diamond, the diamond 102 is composed of two corresponding straight edges 103 and two groups of corresponding diamond edges 104, the connection direction of two diamond vertexes 105 of the two groups of corresponding diamond edges 104 is perpendicular to the falling direction of activated carbon; the rhombic holes are through holes penetrating through the steel plate 101, the penetrating direction of the rhombic holes 102 obliquely penetrates through the outer wall of the steel plate 101 from the inner wall of the steel plate 101, which is in contact with one side of the activated carbon, to form the penetrating through holes, the row spacing of the three-dimensional rhombic holes 102 is 10-11 mm, and the row spacing is 4-5 mm. As the smoke exhaust holes 102 in the steel plate net 1 are rhombic holes 102, and the aperture ratio of the steel plate net 1 is larger than 25%, the pressure drop of the exhausted smoke is smaller than 200Pa, better smoke exhaust is facilitated, the pressure drop of the steel plate net 1 is smaller than 200Pa, the resistance of the smoke passing through the steel plate net 1 is small, the power of a booster fan of a smoke system is hardly increased, and the energy-saving effect is very obvious.
The diamond holes 102 on the steel plate 101 are arranged from top to bottom, each row of diamond holes 102 and the adjacent row of diamond holes 102 are distributed in a staggered mode, the penetrating angle of the diamond holes penetrating from the inner wall of the steel plate 101, which is in contact with one side of the activated carbon, to the outer wall of the steel plate 101 in the upward inclined mode is 50-60 degrees, the activated carbon 4 can not leak as much as possible due to the arrangement of the angle in the direction, and the smooth discharge of the smoke discharge holes 102 is guaranteed.
The opening size of the diamond holes 102 is that the distance between the connecting lines of two diamond vertexes 104 of two groups of corresponding diamond edges 104 is 1.3 mm-1.5 mm, the width between two corresponding straight edges 103 of the diamond holes 102 is 0.8mm-1mm, generally 0.9mm, because the selection of the opening size of the three-dimensional diamond holes 102 of the steel screen 1 is matched with the particle size of the smallest particles in the active carbon particle fraction, generally the distance between the connecting lines of two diamond vertexes 104 of two groups of corresponding diamond edges 104 is 1.4mm, the effect is very good, the active carbon is controlled in the adsorption layer without falling outwards, and the emission of fine particles and dust from the smoke exhaust holes 102 of the steel screen 1 along with smoke can be effectively controlled.
As can be seen in fig. 5, the rhombic holes 102 are arranged in staggered rows, and the right rhombic vertex 104 of one row of rhombic holes 102 in two adjacent rows of rhombic holes 102 is vertically arranged with the left rhombic vertex 104 of the other row of rhombic holes 102, so that the aperture ratio can be increased, and the smoke dispersing effect can be improved; the diamond holes 102 can also be arranged in staggered rows according to the arrangement mode in fig. 6, the diamond vertexes of the diamond holes 102 in one of two adjacent rows of the diamond holes 102 pass through the connection line of the diamond vertexes 105 of the two connected upper and lower diamond holes 102 and are positioned in the middle of the two connected upper and lower diamond holes 102, and the opening ratio is further increased.
The arrangement pitch of the rhombic holes 102 arranged in parallel is 4mm-6mm, generally 5mm, the error can be controlled between 0.1mm-0.2mm, and the strength and the smoke scattering effect can be ensured.
In the embodiment, the steel plate net 1 is made of stainless steel, the thickness of the steel plate net 1 is 0.7mm-1.0mm, the diamond holes 102 are stretching holes manufactured by a stretching process, the diamond holes 102 are stretching holes manufactured by the stretching process, the shape of the diamond holes 102 of the stretching process is similar to that of a shutter, compared with a punching plane steel plate net, the steel plate net 1 manufactured by the process has the same opening size, the steel plate net 1 with the shutter type three-dimensional diamond holes 102 can further effectively control the active carbon 4 to be controlled in the adsorption layer without falling outwards, fine particles and dust are further effectively controlled to be discharged from the open holes of the steel plate net along with smoke, and the discharge effect is good.
The steel plate net 1 of the embodiment is made of S31603 stainless steel, so that the corrosion resistance is better, the diamond holes 102 are stretching holes manufactured by a stretching process, a stretching flanging is formed, the strength is better, the thickness of the stainless steel plate can be reduced, and the cost is reduced.
This embodiment has realized that active carbon 4 is independent space and outwards falls at the downward removal in-process, and the adsorbed layer is passed through with less resistance to the flue gas, and tiny granule and dust in the effective control adsorbed layer simultaneously also can be along with fume emission.
However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims (9)

1. The utility model provides an active carbon gas cleaning system adsorbed layer exhanst gas outlet steel sheet net, is equipped with the steel sheet, be equipped with the exhaust hole on the steel sheet, characterized by: the smoke exhaust hole is in the shape of a rhombus hole, the rhombus hole is a long rhombus hole, the rhombus hole consists of two corresponding straight sides and two groups of corresponding rhombus sides, and the connecting direction of two rhombus vertexes of the two groups of corresponding rhombus sides is vertical to the falling direction of the active carbon; the diamond-shaped holes are through holes penetrating through the steel plate, and the penetrating direction of the diamond-shaped holes obliquely penetrates through the outer wall of the steel plate from the inner wall of the steel plate on one side contacting with the activated carbon to form penetrating through holes.
2. The activated carbon flue gas purification system adsorption layer flue gas outlet steel plate mesh of claim 1, which is characterized in that: the diamond holes on the steel plate are arranged from top to bottom, and each row of diamond holes and an adjacent row of diamond holes are distributed in a staggered mode.
3. The activated carbon flue gas purification system adsorption layer flue gas outlet steel plate mesh of claim 1, which is characterized in that: the penetrating angle of the diamond holes which obliquely penetrate from the inner wall of the steel plate on the side contacting with the active carbon to the outer wall of the steel plate is 50-60 degrees.
4. The activated carbon flue gas purification system adsorption layer flue gas outlet steel plate mesh of claim 1, which is characterized in that: the opening size of the rhombic hole is that the distance between the connecting lines of two rhombic vertexes of two corresponding rhombic sides of two groups of rhombic holes is 1.3-1.5 mm, and the width between two corresponding straight sides of the rhombic hole is 0.8-1 mm.
5. The activated carbon flue gas purification system adsorption layer flue gas outlet steel plate mesh of claim 1, which is characterized in that: the diamond holes are three-dimensional diamond holes, the row spacing of the three-dimensional diamond holes is 10mm-11mm, and the line spacing is 4mm-5 mm.
6. The activated carbon flue gas purification system adsorption layer flue gas outlet steel plate mesh of claim 1, which is characterized in that: the rhombic holes are arranged in staggered rows, and the right side diamond corner vertex of one row of rhombic holes in two adjacent rows of rhombic holes and the left side diamond corner vertex of the other row of rhombic holes are arranged in the vertical direction.
7. The activated carbon flue gas purification system adsorption layer flue gas outlet steel plate mesh of claim 1, which is characterized in that: the rhombic holes are arranged in a staggered manner, and the diamond vertex of one of the rhombic holes in two adjacent rows of the rhombic holes passes through a connecting line of the diamond vertexes of two connected upper and lower rhombic holes and is positioned in the middle of the two connected upper and lower rhombic holes.
8. The activated carbon flue gas purification system adsorption layer flue gas outlet expanded steel of any one of claims 1 to 7, wherein: the steel plate net is made of stainless steel materials, and the thickness of the steel plate net is 0.7mm-1.0 mm.
9. The activated carbon flue gas purification system adsorption layer flue gas outlet expanded steel of any one of claims 1 to 7, wherein: the diamond holes are stretching holes manufactured by a stretching process.
CN201920822325.6U 2019-06-03 2019-06-03 Activated carbon flue gas purification system adsorbed layer exhanst gas outlet steel screen Active CN210138571U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110075663A (en) * 2019-06-03 2019-08-02 威海浩洋机械制造有限公司 Active carbon flue gas purification system adsorption layer exhanst gas outlet expanded metal lath

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110075663A (en) * 2019-06-03 2019-08-02 威海浩洋机械制造有限公司 Active carbon flue gas purification system adsorption layer exhanst gas outlet expanded metal lath

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