CN215693056U - Small-size calcium-based full-dry type desulfurization dust collector - Google Patents
Small-size calcium-based full-dry type desulfurization dust collector Download PDFInfo
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- CN215693056U CN215693056U CN202120639904.4U CN202120639904U CN215693056U CN 215693056 U CN215693056 U CN 215693056U CN 202120639904 U CN202120639904 U CN 202120639904U CN 215693056 U CN215693056 U CN 215693056U
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Abstract
The utility model discloses a small calcium-based full-dry type desulfurization and dust removal device which comprises a dry method tower, wherein the dry method tower comprises a desulfurization bin, a feed inlet is formed in the top of the desulfurization bin, a discharge outlet is formed in the bottom of the desulfurization bin, a flue gas outlet and a flue gas inlet which are arranged at intervals from top to bottom are formed in the side wall of the desulfurization bin, a shutter material stopper is arranged at the flue gas inlet and comprises a plurality of strip-shaped blade plates, the blade plates are arranged at intervals from top to bottom, and each blade plate is arranged obliquely downwards along the air inlet direction of the flue gas inlet. Before using, put into the desulfurizer in advance in the desulfurization storehouse, the lamina membranacea in shutter striker is the slant downwards along the air inlet direction of flue gas inlet, can avoid the desulfurizer to spill through the space between the lamina membranacea to can make the flue gas pass through the space between the lamina membranacea and get into in the desulfurization storehouse, when changing the desulfurizer in the desulfurization storehouse, can make the desulfurizer totally discharged as far as possible.
Description
Technical Field
The utility model relates to the technical field of desulfurization, in particular to a small calcium-based full-dry type desulfurization dust removal device.
Background
Along with the increasing tightening of environmental protection policies, the national requirements on flue gas treatment are increasingly strict, most of the existing flue gas treatment processes are wet processes, a large amount of water needs to be added to dissolve an absorbent in the existing wet process treatment processes, equipment is more, the investment cost is high, a calcium-based full-dry type falling dust removal process appears in the market, the problems of waste water generation, white smoke generation, strong corrosivity, insufficient treatment effect, high maintenance difficulty and the like in the traditional wet flue gas treatment technology are solved, and the investment and operation management cost is reduced. The existing full-dry type desulfurization dust removal device is generally provided with a dry method tower, a desulfurizing agent is arranged in a desulfurization bin of the dry method tower, and flue gas passes through the desulfurizing agent in the dry method tower from top to bottom to realize desulfurization. In actual operation, the desulfurizer is easy to fall into the flue from the smoke inlet, so that the part of the desulfurizer can not be discharged from the discharge port, and the flue is blocked, thereby influencing the falling effect; and the existing full-dry type desulfurization dust removal device can not meet the requirement of on-line desulfurizer replacement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a small calcium-based full-dry type desulfurization and dust removal device, which is used for solving one or more technical problems in the prior art and at least providing a beneficial selection or creation condition.
The technical scheme adopted for solving the technical problems is as follows:
a small-sized calcium-based full-dry type desulfurization and dust removal device comprises: the dry process tower, dry process tower are provided with the desulfurization storehouse, the top in desulfurization storehouse is provided with the feed inlet, the bottom in desulfurization storehouse is provided with the bin outlet, the lateral wall in desulfurization storehouse is provided with exhanst gas outlet and the flue gas inlet that is interval setting from top to bottom, flue gas inlet is provided with the shutter striker bar, the shutter striker bar includes a plurality of lath's that are blades, and interval arrangement sets up, each about a plurality of blades are along the direction of admitting air of flue gas inlet is the slant and sets up.
The utility model has the beneficial effects that: before using, put into the desulfurizer in advance in the desulfurization storehouse, when handling the flue gas, pending former flue gas gets into from flue gas inlet, and get into the desulfurization storehouse through shutter striker, from supreme through the desulfurizer down, the flue gas is flowed through the exhanst gas outlet after being purified by the desulfurizer, the lamina plate in the shutter striker is the slant downwards along the direction of admitting air of flue gas inlet, can avoid the desulfurizer to spill through the space between the lamina plate, and can make the flue gas pass through the space between the lamina plate and get into in the desulfurization storehouse, when changing the desulfurizer in the desulfurization storehouse, can make the desulfurizer all discharged as far as possible.
As a further improvement of the above technical scheme, the desulfurization storehouse includes from last tubbiness section and the bucket form section that down sets up, the internal diameter of bucket form section is from last down diminishing gradually, the upper end of bucket form section and the lower extreme intercommunication of bucket form section, the bin outlet sets up in the lower extreme of bucket form section, the flue gas import sets up on the lateral wall of bucket form section, the exhanst gas outlet sets up on the lateral wall of bucket form section.
When the desulfurizer is used, the desulfurizer is filled into the desulfurization bin, specifically, the desulfurizer mainly fills the bucket-shaped section, the bucket-shaped section is only filled at the lower part, the flue gas outlet is arranged above the desulfurizer, the bucket-shaped section can be convenient for completely gathering the desulfurizer at the discharge opening when the desulfurizer is replaced, and discharging from the discharge opening, and in addition, the shutter material stopper at the moment can more effectively block the desulfurizer and prevent the desulfurizer from entering into a smoke tube of a flue gas inlet.
As a further improvement of the technical scheme, the dry method tower further comprises a support, the desulfurization bin is mounted on the support, a plurality of supporting legs are arranged at the lower part of the support, and the lower end of the desulfurization bin is arranged above the lower ends of the plurality of supporting legs.
When using, the desulfurization storehouse hangs through the support, when changing the desulfurizer, the car of collection can directly enter into the below in desulfurization storehouse, is the bin outlet promptly under.
As a further improvement of the above technical solution, an outlet valve is arranged at the flue gas outlet, the outlet valve is configured to control the on-off of the flue gas outlet, an inlet valve is arranged at the flue gas inlet, and the inlet valve is configured to control the on-off of the flue gas inlet.
When the desulfurizer is replaced, the flue gas inlet and the flue gas outlet can be cut off through the inlet valve and the outlet valve, namely the flue gas of the desulfurization bin is cut off.
As a further improvement of the technical scheme, the inlet valve and the outlet valve are both electric air valves. The electric air valve can be controlled only automatically.
As a further improvement of the above technical solution, a discharger is arranged at the discharge port, and the discharger is configured to control on/off of the discharge port.
When the desulfurizer is replaced, the discharger can be started to open the discharge hole.
As a further improvement of the technical scheme, a feeding valve is arranged at the feeding port and configured to control the on-off of the feeding port.
When a new desulfurizer is added, the feed valve can be opened, and people add the desulfurizer into the desulfurization bin through the feed inlet.
As a further improvement of the technical scheme, the small calcium-based full-dry type desulfurization and dust removal device comprises a flue gas inlet main pipe and a flue gas outlet main pipe, the number of the desulfurization bins is multiple, the flue gas outlets are communicated with the flue gas outlet main pipe simultaneously, and the flue gas inlets are communicated with the flue gas inlet main pipe simultaneously.
Can make a plurality of desulfurization storehouses parallelly connected together like this, when the desulfurizer of one of them desulfurization storehouse of needs, outlet valve and inlet valve on this desulfurization storehouse are closed, cut off the flue gas in this desulfurization storehouse, start the tripper of lower part and emit the desulfurization in the desulfurization storehouse, open the feed valve again, pour fresh desulfurizer into the desulfurization storehouse in, can open the outlet valve and the inlet valve in this desulfurization storehouse after the change finishes, thereby can prevent to change the raise dust that the desulfurizer in-process formed and lead to the particulate matter to discharge and exceed standard, and realized changing the desulfurizer on line.
Drawings
The utility model is further described with reference to the accompanying drawings and examples;
FIG. 1 is a schematic side view of one embodiment of a small calcium-based all-dry desulfurization and dust removal device provided by the present invention;
FIG. 2 is a schematic front view of an embodiment of the small calcium-based all-dry desulfurization and dust removal device provided by the present invention;
FIG. 3 is a schematic top view of an embodiment of the small calcium-based all-dry desulfurization and dust removal device provided by the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if words such as "a plurality" are described, the meaning is one or more, the meaning of a plurality is two or more, more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 3, the small-sized calcium-based all-dry desulfurization and dust removal device of the present invention is made as follows:
the small-sized calcium-based full-dry type desulfurization and dust removal device of the embodiment comprises: dry process tower, wherein dry process tower is including a plurality of desulfurization storehouses 100, and this embodiment is provided with two desulfurization storehouses 100, the top of desulfurization storehouse 100 is provided with feed inlet 110, the bottom of desulfurization storehouse 100 is provided with bin outlet 120, the lateral wall of desulfurization storehouse 100 is provided with exhanst gas outlet 130 and the flue gas inlet 140 that is the interval setting from top to bottom, flue gas inlet 140 is provided with shutter striker 150, shutter striker 150 includes a plurality of lath shaped vane plates 151 that are, and a plurality of vane plates 151 are interval arrangement setting from top to bottom, each vane plate 151 is the slant setting down along the direction of admitting air of flue gas inlet 140, before the use, puts into the desulfurizer in desulfurization storehouse 100 in advance, when handling the flue gas, the former flue gas of treating gets into from flue gas inlet 140 to get into in desulfurization storehouse 100 through shutter striker 150, from supreme passing through the desulfurizer down, the flue gas is purified the flue gas and is flowed out through exhanst gas outlet 130, the louver plates 151 in the shutter material stopper 150 are inclined downwards along the air inlet direction of the flue gas inlet 140, so that the desulfurizer can be prevented from leaking out through gaps among the louver plates 151, the flue gas can enter the desulfurization bin 100 through the gaps among the louver plates 151, and when the desulfurizer in the desulfurization bin 100 is replaced, the desulfurizer can be completely discharged as far as possible.
An outlet valve 131 is arranged at the flue gas outlet 130, the outlet valve 131 is configured to control the on-off of the flue gas outlet 130, an inlet valve 141 is arranged at the flue gas inlet 140, the inlet valve 141 is configured to control the on-off of the flue gas inlet 140, a discharger 121 is arranged at the discharge opening 120, the discharger 121 is configured to control the on-off of the discharge opening 120, a feeding valve is arranged at the feeding opening 110, and the feeding valve is configured to control the on-off of the feeding opening 110.
The two flue gas outlets 130 of the embodiment are simultaneously communicated with the flue gas outlet main pipe 400, and the two flue gas inlets 140 are simultaneously communicated with the flue gas inlet main pipe 300, so that the two desulfurization bins 100 are connected in parallel, when the desulfurizer of one of the desulfurization bins 100 is needed, the outlet valve 131 and the inlet valve 141 on the desulfurization bin 100 are closed, the flue gas of the desulfurization bin 100 is cut off, the discharger 121 on the lower part is started to discharge the desulfurization in the desulfurization bin 100, the feed valve is opened again, the fresh desulfurizer is poured into the desulfurization bin 100, and after the replacement is finished, the outlet valve 131 and the inlet valve 141 of the desulfurization bin 100 can be opened, so that the phenomenon that the particulate matter emission exceeds the standard due to the dust generated in the desulfurizer replacement process can be prevented, and the online desulfurizer replacement is realized.
In other embodiments, more than two desulfurization silos 100 may be provided in parallel.
Further, the desulfurization bin 100 comprises a bucket section 160 and a bucket section 170 which are arranged from top to bottom, the inner diameter of the hopper-shaped section 170 is gradually reduced from top to bottom, the upper end of the hopper-shaped section 170 is communicated with the lower end of the barrel-shaped section 160, the discharge outlet 120 is disposed at the lower end of the hopper-shaped section 170, the flue gas inlet 140 is disposed on the sidewall of the hopper-shaped section 170, the flue gas outlet 130 is disposed on the sidewall of the barrel-shaped section 160, when in use, the desulfurizer is filled into the desulfurization bin 100, specifically, the bucket-shaped section 170 is mainly filled with the desulfurizer, the bucket-shaped section 160 is only filled in the lower part, the flue gas outlet 130 is arranged above the desulfurizer, and the bucket-shaped section 170 can facilitate that when the desulfurizer is replaced, the desulfurizer can be completely collected at the discharge opening 120, and is discharged from the discharge opening 120, and in addition, the shutter dam 150 can more effectively block the desulfurizer, thereby preventing the desulfurizer from entering the smoke tube of the smoke inlet 140.
Simultaneously, the dry process tower still includes support 200, desulfurization storehouse 100 is installed on support 200, the lower part of support 200 is provided with a plurality of supporting legs 210, the low side of desulfurization storehouse 100 sets up in the top of a plurality of supporting legs 210 lower extreme, and when using, desulfurization storehouse 100 hangs through support 200, and when changing the desulfurizer, the car of collecting can directly enter into the below to desulfurization storehouse 100, is the bin outlet 120 under promptly.
The inlet valve 141 and the outlet valve 131 of this embodiment are both electric blast valves, and the discharger 121 is a star discharger.
The desulfurizing agent in the embodiment is a cylinder, the diameter of the desulfurizing agent is about 4-10 mm, the length of the desulfurizing agent is about 2-3 cm, and the desulfurizing agent is a porous granular material prepared from lime, a binder and a pore-forming agent. The smoke pollutants (including sulfur dioxide and dust) are absorbed by the pores of the desulfurizer and are removed by chemical reaction with the lime component in the smoke pollutants. The system does not need to spray any water, the desulfurization completely depends on the pores of the desulfurizer to adsorb pollutants, the water consumption is zero, the adsorption reaction does not generate any water, the whole system achieves zero wastewater discharge, the whole system only has one resistance point of the desulfurizer, the process is much smaller than the process methods with a plurality of resistance points such as the traditional wet method and the semi-dry method, the temperature of the flue gas cannot be reduced because no water is sprayed, the temperature discharged from a chimney is almost the same as the temperature of the original flue gas, and the flue gas belongs to high-temperature flue gas. The substances forming the white smoke are mainly liquid water, and the liquid water is completely evaporated at high temperature to form transparent water vapor which can not be seen by naked eyes. And the pollution gases such as sulfur dioxide and dust are completely removed, so that the finally discharged flue gas is completely colorless and transparent, invisible to naked eyes and free of visual pollution, the acid gas is gaseous under the high-temperature condition of the flue gas, and has no corrosion capability, the desulfurizer is of a porous structure, and a plurality of micron-sized pores and nanometer-sized pores which are difficult to distinguish by naked eyes are arranged in the desulfurizer, so that the desulfurizer has extremely strong adsorption performance, can adsorb a large amount of acid gas and dust into the pores, the sulfur dioxide and dust content in the treated flue gas is lower, the device is relatively simple and easy, the electric device is only provided with an electric air valve and a star-shaped discharger, and is maintenance-free, thereby solving the problems of waste water generation, white smoke, strong corrosion, insufficient treatment effect, large maintenance difficulty and the like in the traditional wet flue gas treatment technology.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model as set forth in the claims appended hereto.
Claims (8)
1. A small-size calcium-based full-dry type desulfurization dust collector which characterized in that: it includes:
dry process tower, it is provided with desulfurization storehouse (100), the top in desulfurization storehouse (100) is provided with feed inlet (110), the bottom in desulfurization storehouse (100) is provided with bin outlet (120), the lateral wall in desulfurization storehouse (100) is provided with exhanst gas outlet (130) and flue gas inlet (140) that are the interval setting from top to bottom, flue gas inlet (140) are provided with shutter striker bar (150), shutter striker bar (150) are including a plurality of lath form vanes (151) that are, and interval arrangement sets up about a plurality of vanes (151) are, each vane (151) are along the direction of admitting air of flue gas inlet (140) are the slant and set up down.
2. The small-sized calcium-based full-dry desulfurization and dust removal device according to claim 1, characterized in that:
desulfurization storehouse (100) include bucket form section (160) and bucket form section (170) from last down setting, the internal diameter of bucket form section (170) is from last down diminishing gradually, the upper end of bucket form section (170) and the lower extreme intercommunication of bucket form section (160), bin outlet (120) set up in the lower extreme of bucket form section (170), flue gas inlet (140) set up on the lateral wall of bucket form section (170), exhanst gas outlet (130) set up on the lateral wall of bucket form section (160).
3. The small-sized calcium-based full-dry desulfurization and dust removal device according to claim 1, characterized in that:
the dry method tower also comprises a support (200), the desulfurization bin (100) is arranged on the support (200), a plurality of supporting legs (210) are arranged at the lower part of the support (200), and the lower end of the desulfurization bin (100) is arranged above the lower ends of the supporting legs (210).
4. The small-sized calcium-based full-dry desulfurization and dust removal device according to claim 1, characterized in that:
an outlet valve (131) is arranged at the smoke outlet (130), the outlet valve (131) is configured to control the on-off of the smoke outlet (130), an inlet valve (141) is arranged at the smoke inlet (140), and the inlet valve (141) is configured to control the on-off of the smoke inlet (140).
5. The small-sized calcium-based full-dry desulfurization and dust removal device according to claim 4, characterized in that:
the inlet valve (141) and the outlet valve (131) are both electric air valves.
6. The small-sized calcium-based full-dry desulfurization and dust removal device according to claim 4, characterized in that:
a discharger (121) is arranged at the discharge opening (120), and the discharger (121) is configured to control the on-off of the discharge opening (120).
7. The small-sized calcium-based all-dry desulfurization and dust removal device according to claim 6, characterized in that:
a feeding valve is arranged at the feeding hole (110) and is configured to control the on-off of the feeding hole (110).
8. The small-sized calcium-based all-dry desulfurization and dust removal device according to claim 7, characterized in that:
the small-sized calcium-based full-dry type desulfurization and dust removal device comprises a flue gas inlet main pipe (300) and a flue gas outlet main pipe (400), wherein the number of desulfurization bins (100) is multiple, a plurality of flue gas outlets (130) are simultaneously communicated with the flue gas outlet main pipe (400), and a plurality of flue gas inlets (140) are simultaneously communicated with the flue gas inlet main pipe (300).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120639904.4U CN215693056U (en) | 2021-03-29 | 2021-03-29 | Small-size calcium-based full-dry type desulfurization dust collector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120639904.4U CN215693056U (en) | 2021-03-29 | 2021-03-29 | Small-size calcium-based full-dry type desulfurization dust collector |
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| CN215693056U true CN215693056U (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733349A (en) * | 2022-04-20 | 2022-07-12 | 江苏俊华海洋工程装备有限公司 | Double-channel dry-type desulfurization device for ocean vessel |
-
2021
- 2021-03-29 CN CN202120639904.4U patent/CN215693056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733349A (en) * | 2022-04-20 | 2022-07-12 | 江苏俊华海洋工程装备有限公司 | Double-channel dry-type desulfurization device for ocean vessel |
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