CN211216153U - Ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower - Google Patents
Ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower Download PDFInfo
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- CN211216153U CN211216153U CN201921760286.8U CN201921760286U CN211216153U CN 211216153 U CN211216153 U CN 211216153U CN 201921760286 U CN201921760286 U CN 201921760286U CN 211216153 U CN211216153 U CN 211216153U
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Abstract
The utility model discloses an ascending cast of desorption fine particles thing rises gas cap in sintering flue gas tower, including rising gas cap, rise gas cap and include air inlet, cowl, gas outlet, barrel and roof, the bottom at the barrel is established to the air inlet, cowl establishes at the lateral wall top of barrel, the gas outlet is established on the lateral wall of barrel, the roof is established at the top of barrel, rises gas cap and installs on collecting the liquid bottom plate, it installs on the support frame to collect the liquid bottom plate. The utility model discloses having changed the atress direction of spraying liquid to waterproof baffle perpendicularly, having solved the hourglass water weeping problem of rising the gas cap, can prevent that the tower body from spraying the mixture of thick liquid and sieve layer and defroster layer washing liquid, improved the equipartition effect of flue gas, can form effectual gas-liquid reposition of redundant personnel process, can further detach partial soluble salt and aerosol in the flue gas, increased the stability and the security of system operation, reduce the processing pressure of wet-type electric precipitation, finally reach ultralow emission standard.
Description
Technical Field
The utility model belongs to the technical field of flue gas environmental protection purifies, in particular to get rid of fine particulate matter's tedge type lift cap in sintering flue gas tower.
Background
The removal of the smoke pollutants in the steel industry has the characteristics of long process flow, multiple pollution production links and large pollutant discharge amount; the sintering is a process with the largest pollutant emission amount in the whole steel process, and SO2, NOx and PM emitted by sintering flue gas account for 85%, 60% and 40% of the total pollutant emission amount in the whole steel production process according to statistics; because the sintered ore has wide sources, complex components and uneven feeding, the smoke components are complex, and the fluctuation range of the smoke quantity and the smoke temperature (about 90-170 ℃) is large, and how to realize the high-efficiency and synergistic removal of the sintered smoke pollutants is the key for promoting the ultralow emission of the pollutants in the steel industry.
The limestone-gypsum method flue gas desulfurization technology has high reaction speed and the desulfurization efficiency is higher than 90 percent, and is the current mainstream process technology; after the flue gas is subjected to bag-type dust removal and catalytic reduction denitration, the flue gas sequentially passes through a spraying layer, a sieve plate layer and a demister layer in an absorption tower and then is discharged into the atmosphere through wet-type electric dust removal; sulfur dioxide is got rid of in spraying layer flue gas, at sieve plate layer part soluble salt and aerosol are got rid of, the droplet that carries in defroster layer flue gas is got rid of, through above technical synthesis improvement, its dust content can only reduce to about 70mg/m3, still can smuggle partial soluble salt and aerosol secretly, this has caused great difficulty for follow-up wet-type static degree of depth desorption fine particle such as PM2.5, can not realize final sintering flue gas minimum emission and administer, and spray the thick liquid very easily with sieve plate layer, defroster layer washs liquid and mixes, cause very big waste.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, the utility model provides an ascending cast of desorption fine particles matter rises the gas cap in sintering flue gas tower, the atress direction of liquid to waterproof baffle has been sprayed perpendicularly, the hourglass water weeping problem of rising the gas cap has been solved, can prevent that the tower body from spraying thick liquid and sieve layer, the mixture of defroster layer washing liquid, the equipartition effect of flue gas has been improved, can form effectual gas-liquid reposition of redundant personnel process, can further detach partial soluble salt and aerosol in the flue gas, the stability and the security of system operation have been increased, reduce the treatment pressure of wet-type electrostatic precipitator, finally reach ultralow emission standard.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model provides an ascending cast of desorption fine particles thing rises gas cap in sintering flue gas tower, includes and rises gas cap, it includes air inlet, cowl, gas outlet, barrel and roof to rise gas cap, the bottom at the barrel is established to the air inlet, cowl establishes at the lateral wall top of barrel, the gas outlet is established on the lateral wall of barrel, the top at the barrel is established to the roof, rises gas cap and installs on collecting the liquid bottom plate, it installs on the support frame to collect the liquid bottom plate.
Preferably, be equipped with collecting tank, air vent and the hole that converges on the collection liquid bottom plate for support the rising gas cap, and can collect spraying the thick liquid, prevent with the washing liquid mixture, cause unnecessary extravagant.
Preferably, the support frame includes that ring carrier, supporting beam and support erect the roof beam, supporting beam erects the roof beam with supporting and sets up perpendicularly, and supporting beam erects the roof beam about both ends and connects respectively on ring carrier's inner wall, ring carrier installs on the inner wall of sintering tower, guarantees the stability of work, is convenient for install and the maintenance in later stage, maintains.
Preferably, the vent holes are provided with a plurality of vent holes which are uniformly distributed on the liquid collecting bottom plate and matched with the air inlet, so that the flue gas is conveniently conveyed into the cylinder body of the air lifting cap.
Preferably, the liquid collecting tank is arranged between the two air lifting caps, so that the slurry is convenient to collect.
Preferably, the number of the confluence holes is 2-4, and the liquid discharge flow of the confluence holes is the same as that of the upper washing liquid spray, so that the washing liquid can be conveniently discharged.
Preferably, the gas lifting cap is made of stainless steel, so that the impact resistance and the corrosion resistance of the device are enhanced, and the service life of the gas lifting cap is prolonged.
Preferably, arc-shaped baffle radius is 135-.
The utility model has the advantages that:
1) this device can prevent that the tower body from spraying the mixture of thick liquid and sieve layer and defroster layer washing liquid, has changed the atress direction of spraying liquid perpendicularly to waterproof baffle, has solved the hourglass water weeping problem of rising the gas cap, has improved the equipartition effect of flue gas, can form effectual gas-liquid reposition of redundant personnel process, can further detach partial soluble salt and aerosol in the flue gas, the stability and the security of system operation have been increased, reduce the processing pressure of wet-type electric precipitation, finally reach ultralow emission standard.
2) The liquid collecting bottom plate of the device is provided with a liquid collecting tank, an air vent and a confluence hole, is used for supporting the air lifting cap, and can collect spraying slurry to prevent mixing with cleaning liquid and cause unnecessary waste.
3) This device support frame includes that ring carrier, supporting beam and support erect the roof beam, supporting beam erects the roof beam with supporting and sets up perpendicularly, and supporting beam erects the roof beam about both ends and connects respectively on ring carrier's inner wall, guarantee the stability of work, be convenient for installation and the maintenance in later stage, maintenance.
4) This device the air vent is equipped with a plurality ofly, and a plurality of air vents distribute uniformly on album liquid bottom plate and cooperate with the air inlet, are convenient for carry the cylinder of rising the gas cap with the flue gas in.
5) The liquid collecting tank of the device is distributed between the two air lifting caps, so that the slurry is convenient to collect.
6) The device has 2-4 confluence holes, and the liquid discharge flow of the confluence holes is the same as the upper washing liquid spray flow, so that the washing liquid is conveniently discharged.
7) The air lifting cap of the device is made of stainless steel, so that the impact resistance and the corrosion resistance of the device are enhanced, and the service life of the air lifting cap is prolonged.
8) This device arc type baffle radius is 135 supplyes 145mm, prevents that spray water from seeing through the lower floor that the gas outlet fell into the tower body, can play the effect of flue gas water conservancy diversion simultaneously, and liquid drop and particulate matter striking in the flue gas can be with the liquid film contact on the cowl, adsorb in the liquid film top, have slowed down the velocity of flow of flue gas effectively, have changed the ascending direction of flue gas simultaneously, have strengthened fine particulate matter's washing effect in the flue gas.
Drawings
FIG. 1 is a schematic structural view of an ascending tube type ascending cap for removing fine particles in a sintering flue gas tower.
Figure 2 is a cross-sectional view of the riser type air-lift cap for removing fine particles in the sintering flue gas tower of the utility model.
Figure 3 is the utility model discloses a structural sketch of collection liquid bottom plate in desorption fine particles's tedge type of sintering flue gas tower rises gas cap.
Fig. 4 is a schematic view of the structure of the supporting frame in the ascending tube type ascending cap for removing fine particles in the sintering flue gas tower.
In the figure: 1. the air lifting cap comprises an air lifting cap 11, an air outlet 12, an arc-shaped baffle plate 13, an air inlet 14, a barrel body 15, a top plate 2, a liquid collecting bottom plate 21, a converging hole 22, a liquid collecting groove 23, an air vent hole 3, a support frame 31, a support vertical beam 32, a support cross beam 33 and an annular support.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-4, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model provides a desorption fine particles's tedding cast is raised gas cap in sintering flue gas tower, includes support frame 3, it includes air inlet 13, cowl 12, gas outlet 11, barrel 14 and roof 15 to rise gas cap 1, air inlet 13 is established in the bottom of barrel 14, cowl 12 establishes at the lateral wall top of barrel 14, gas outlet 11 is established on the lateral wall of barrel 14, roof 15 is established at the top of barrel 14.
The liquid collecting bottom plate 2 is provided with a liquid collecting groove 22, a vent hole 23 and a converging hole 21, is used for supporting the air lifting cap 1, and can collect spraying slurry to prevent the spraying slurry from being mixed with cleaning liquid to cause unnecessary waste.
The vent holes 23 are arranged in a plurality, and the vent holes 23 are uniformly distributed on the liquid collecting bottom plate 2 and matched with the air inlet 13, so that the flue gas is conveniently conveyed into the cylinder body of the air lifting cap 1.
The liquid collecting groove 22 is arranged between the two air lifting caps 1, so that the slurry can be collected conveniently.
The number of the confluence holes 21 is 2-4, and the liquid discharge flow of the confluence holes 21 is the same as that of the upper washing liquid spray, so that the washing liquid can be conveniently discharged.
The air lifting cap 1 is made of stainless steel, so that the impact resistance and the corrosion resistance of the device are enhanced, and the service life of the air lifting cap is prolonged.
The radius of the arc-shaped baffle 12 is 135-145mm, so that spray water is prevented from falling into the lower layer of the tower body through the gas outlet, and the flue gas diversion effect can be achieved.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (8)
1. The utility model provides an ascending cast of desorption fine particles thing rises gas cap in sintering flue gas tower which characterized in that, includes the cap that rises gas, it includes air inlet, cowl, gas outlet, barrel and roof to rise gas cap, the bottom at the barrel is established to the air inlet, cowl establishes at the lateral wall top of barrel, the gas outlet is established on the lateral wall of barrel, the top at the barrel is established to the roof, rises gas cap and installs on collecting the liquid bottom plate, it installs on the support frame to collect the liquid bottom plate.
2. The riser type gas lifting cap for removing fine particles in a sintering flue gas tower as claimed in claim 1, wherein a liquid collecting tank, a vent hole and a confluence hole are arranged on the liquid collecting bottom plate.
3. The riser type gas lifting cap for removing fine particles in a sintering flue gas tower as claimed in claim 1, wherein the support frame comprises an annular support, a support cross beam and a support vertical beam, the support cross beam and the support vertical beam are vertically arranged, the left end and the right end of the support cross beam and the left end of the support vertical beam are respectively connected to the inner wall of the annular support, and the annular support is mounted on the inner wall of the sintering tower.
4. The riser type air lifting cap for removing fine particles in a sintering flue gas tower as recited in claim 2, wherein a plurality of vent holes are provided, and are uniformly distributed on the liquid collecting bottom plate and matched with the air inlet.
5. The riser type gas cap for removing the fine particles in the sintering flue gas tower as claimed in claim 2, wherein the liquid collecting tank is arranged between the two gas caps.
6. The riser type gas lift cap for removing fine particles in a sintering flue gas tower as claimed in claim 2, wherein the number of the confluence holes is 2-4, and the liquid discharge flow of the confluence holes is the same as that of the upper washing liquid spray.
7. The riser type gas lifting cap for removing the fine particles in the sintering flue gas tower as recited in claim 1, wherein the gas lifting cap is made of stainless steel.
8. The riser type gas rising cap for removing the fine particles in the sintering flue gas tower as recited in claim 1, wherein the radius of the arc baffle plate is 135-145 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760286.8U CN211216153U (en) | 2019-10-17 | 2019-10-17 | Ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760286.8U CN211216153U (en) | 2019-10-17 | 2019-10-17 | Ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower |
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| CN211216153U true CN211216153U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921760286.8U Active CN211216153U (en) | 2019-10-17 | 2019-10-17 | Ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559834A (en) * | 2019-10-17 | 2019-12-13 | 山东国舜建设集团有限公司 | ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower |
| CN115920609A (en) * | 2023-02-01 | 2023-04-07 | 南京龙清环境科技有限公司 | Single-tower double-circulation internal gas-liquid separation device and installation process thereof |
-
2019
- 2019-10-17 CN CN201921760286.8U patent/CN211216153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559834A (en) * | 2019-10-17 | 2019-12-13 | 山东国舜建设集团有限公司 | ascending pipe type gas lifting cap for removing fine particles in sintering flue gas tower |
| CN115920609A (en) * | 2023-02-01 | 2023-04-07 | 南京龙清环境科技有限公司 | Single-tower double-circulation internal gas-liquid separation device and installation process thereof |
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