CN218392996U - Dry flue gas desulfurization device with standby system - Google Patents
Dry flue gas desulfurization device with standby system Download PDFInfo
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- CN218392996U CN218392996U CN202221526507.7U CN202221526507U CN218392996U CN 218392996 U CN218392996 U CN 218392996U CN 202221526507 U CN202221526507 U CN 202221526507U CN 218392996 U CN218392996 U CN 218392996U
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- feed opening
- flue gas
- standby
- standby system
- gas desulfurization
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Abstract
The utility model relates to a dry flue gas desulfurization technical field especially relates to a dry flue gas desulfurization device with reserve system, and the lower extreme of the storehouse body is provided with main feed opening and reserve feed opening, and reserve feed opening through connection has ejection of compact pipeline, installs form valve, quantitative screw feeder and compressed air conveying system on the ejection of compact pipeline in proper order. The original single feed opening of a desulfurizer bin is divided into a main feed opening and a standby feed opening, the standby system adopts a quantitative screw feeder and a compressed air conveying system, when the conveying system of the desulfurizer breaks down or is overhauled, the standby system can be started in time, the desulfurizer is conveyed to a flue gas pipeline by the standby system, and the flue gas is discharged after reaching the standard; meanwhile, the standby system only transforms the bin body, a small amount of equipment and a compressed air gas circuit are added, the transformation cost is low, the occupied area is small, and the defect that the standby system does not exist in the existing desulfurization system can be practically overcome.
Description
Technical Field
The utility model relates to a dry flue gas desulfurization technical field especially relates to a dry flue gas desulfurization device with standby system.
Background
Dry desulfurization, also known as dry flue gas desulfurization, refers to the removal of sulfide-containing gases from flue gases by using powdery or granular absorbents, adsorbents or catalysts; the desulfurizer is added into the flue gas pipeline and is matched with the flue gas pipeline under the action of the dust remover to complete the flue gas desulfurization and dust removal process.
In the desulfurization system in the prior art, a desulfurizer is sent into a grinding system to be ground, and is sent into a flue gas pipeline after being ground into finer powder, when a desulfurizer conveying system fails, the desulfurizer powder cannot be sent into the flue gas pipeline, SO that outlet flue gas SO is caused 2 And (5) excessive emission. Part of enterprises configure standby desulfurization systems, namely two independent desulfurization systems are simultaneously established, when one desulfurization system fails, the other desulfurization system can be quickly switched to, and the process can solve the problem of SO in outlet flue gas 2 The standard exceeding emission problem, but the construction cost is still higher, and the floor area is great, and for the desulfurization upgrading project, the project site is generally compact, and this kind of technology is hardly suitable for.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dry flue gas desulfurization device with a standby system, which aims at the defects of the prior art.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
the utility model provides a dry flue gas desulfurization device with spare system, includes the storehouse body, the lower extreme in the storehouse body is provided with main feed opening and reserve feed opening, reserve feed opening through connection has a discharge duct, last format valve, quantitative screw feeder and the compressed air conveying system of installing in proper order of discharge duct.
As an improvement of the technical scheme, the main feed opening and the standby feed opening are symmetrically arranged around the center line of the bin body, and one ends, close to the main feed opening and the standby feed opening, of the main feed opening are connected.
As an improvement of the technical scheme, a mounting platform is formed at the joint of the main feed opening and the standby feed opening, a rotating shaft is hinged on the mounting platform, and the end part of the rotating shaft movably penetrates through the side wall of the bin body and is connected with the side wall of the bin body through a mechanical shaft seal;
the rotating shaft is provided with a baffle, and the main feed opening and the standby feed opening are both internally provided with supporting plates for supporting the baffle.
As an improvement of the technical scheme, the included angle between the supporting plate and the horizontal plane is 15-45 degrees.
As an improvement of the technical scheme, a rubber layer is arranged on the contact surface of the baffle and the support plate.
As an improvement of the technical scheme, one end of the rotating shaft, which is positioned outside the bin body, is connected with a first gear, the outer wall of the bin body is provided with a driving motor, and the output end of the driving motor is connected with a second gear which is meshed with the first gear.
The utility model has the advantages that:
in the dry flue gas desulfurization device with the standby system, an original single feed opening of a desulfurizer bin is divided into a main feed opening and a standby feed opening, the standby system adopts a quantitative screw feeder and a compressed air conveying system, when the conveying system of the desulfurizer breaks down or is overhauled, the standby system can be started in time, the desulfurizer is conveyed into a flue gas pipeline by the standby system, and the flue gas is discharged after reaching the standard;
meanwhile, the standby system only transforms the bin body, a small amount of equipment and a compressed air gas circuit are added, the transformation cost is low, the occupied area is small, and the defect that the standby system does not exist in the existing desulfurization system can be practically overcome.
Drawings
FIG. 1 is a schematic structural diagram of a dry flue gas desulfurization device with a standby system according to an embodiment of the present invention;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a schematic structural view of the feed opening according to the embodiment of the present invention;
reference numerals: a bin body 1; a main feed opening 2; a spare feed opening 3; a discharge pipeline 4; a format valve 5; a quantitative screw feeder 6; a compressed air delivery system 7; a mounting platform 8; a rotating shaft 9; a baffle 10; a support plate 11; a first gear 12; a drive motor 13; a second gear 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 1, the dry flue gas desulfurization device with a standby system of the present embodiment includes a bin body 1, a main feed opening 2 and a standby feed opening 3 are arranged at a lower end of the bin body 1, the standby feed opening 3 is connected to a discharge pipe 4 in a through manner, and a format valve 5, a quantitative screw feeder 6 and a compressed air conveying system 7 are sequentially installed on the discharge pipe 4;
the storehouse body 1, reserve feed opening 3, ejection of compact pipeline 4, format valve 5, quantitative screw feeder 6 and compressed air conveying system 7 constitute and carry out the reserve system that carries to the desulfurizer.
In the dry flue gas desulfurization device with the standby system, an original single feed opening of a desulfurizer bin is divided into a main feed opening 2 and a standby feed opening 3, the standby system adopts a quantitative screw feeder 6 and a compressed air conveying system 7, when the conveying system of the desulfurizer breaks down or is overhauled, the standby system can be started in time, the desulfurizer is conveyed into a flue gas pipeline by the standby system, and the flue gas is discharged up to the standard;
meanwhile, the standby system only transforms the bin body 1, a small amount of equipment and compressed air gas circuits are added, the transformation cost is low, the occupied area is small, and the defect that the existing desulfurization system does not have the standby system can be practically overcome.
As shown in fig. 1, 2 and 3, the main feed opening 2 and the standby feed opening 3 are symmetrically arranged about the center line of the silo body 1, and one ends of the main feed opening 2 and the standby feed opening 3 close to each other are connected.
A mounting platform 8 is formed at the joint of the main feed opening 2 and the standby feed opening 3, a rotating shaft 9 is hinged on the mounting platform 8, the end part of the rotating shaft 9 movably penetrates through the side wall of the bin body 1 and is connected with the side wall of the bin body 1 through a mechanical shaft seal, and the desulfurizer is prevented from leaking out between the bin body 1 and the rotating shaft 9 due to the arrangement of the mechanical shaft seal; the rotating shaft 9 is provided with a baffle 10, and the insides of the main feed opening 2 and the standby feed opening 3 are provided with supporting plates 11 for supporting the baffle 10.
In the scheme, the rotating shaft 9 rotates to drive the baffle 10 to rotate clockwise or anticlockwise, the edge of the supporting baffle 10 is overlapped on the supporting plate 11, the baffle 10 rotates clockwise to be overlapped on the supporting plate 11 to cover the main feed opening 2, and the baffle 10 rotates anticlockwise to be overlapped on the supporting plate 11 to cover the standby feed opening 3;
the baffle 10 is arranged to cover the unused feed opening, so that the desulfurizer is prevented from being accumulated in the feed opening for a long time when the feed opening is not used, wherein the feed opening covered by the baffle 10 is stopped until all the desulfurizer in the feed opening is completely discharged;
the setting of backup pad 11 supports baffle 10, and is spacing to the below position of baffle 10, and the cooperation setting of backup pad 11 and baffle 10 prevents that the desulfurizer from leaking in the clearance between by baffle 10 and the storehouse body 1.
The included angle between the supporting plate 11 and the horizontal plane is 15-45 degrees, and the arrangement of the included angle of the supporting plate 11 ensures that the baffle plate 10 keeps inclined, so that the desulfurizer can be smoothly discharged, and simultaneously, the storage space of the desulfurizer in the bin body 1 above the baffle plate 10 is ensured.
The contact surface of baffle 10 and backup pad 11 is provided with the rubber layer, and the ability that the rubber layer can take place to deform in the extruded process makes the contact between baffle 10 and the backup pad 11 inseparabler, prevents that the desulfurizer from taking place to leak between baffle 10 and the backup pad 11.
The one end that the pivot 9 is located the storehouse body 1 outside is connected with first gear 12, is provided with driving motor 13 on the outer wall of the storehouse body 1, and driving motor 13 can carry out clockwise or anticlockwise rotation, and driving motor 13's output is connected with the second gear 14 with first gear 12 meshing.
Referring to fig. 1, when the driving motor 13 is powered on to drive the second gear 14 to rotate clockwise, the baffle 10 is driven to rotate counterclockwise by the first gear 12 and the rotating shaft 9, that is, the baffle rotates in the direction of the standby feed opening 3 to cover the standby feed opening 3; when the driving motor 13 is powered on and started to drive the second gear 14 to rotate anticlockwise, the baffle 10 is driven to rotate clockwise through the first gear 12 and the rotating shaft 9, namely, the baffle rotates towards the main feed opening 2 to cover the main feed opening 2, and the first gear 12, the driving motor 13 and the second gear 14 are arranged to provide power for the rotation of the baffle 10.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a dry flue gas desulfurization device with standby system, includes storehouse body (1), its characterized in that: the lower extreme of the storehouse body (1) is provided with main feed opening (2) and reserve feed opening (3), reserve feed opening (3) through connection has ejection of compact pipeline (4), install form valve (5), quantitative screw feeder (6) and compressed air conveying system (7) on ejection of compact pipeline (4) in proper order.
2. The dry flue gas desulfurization plant with standby system according to claim 1, characterized in that: the main feed opening (2) and the standby feed opening (3) are symmetrically arranged about the center line of the bin body (1), and the main feed opening (2) and one end, close to the standby feed opening (3), of the bin body are connected.
3. The dry flue gas desulfurization plant with standby system according to claim 2, characterized in that: a mounting platform (8) is formed at the joint of the main feed opening (2) and the standby feed opening (3), a rotating shaft (9) is hinged on the mounting platform (8), and the end part of the rotating shaft (9) movably penetrates through the side wall of the bin body (1) and is connected with the side wall of the bin body (1) through a mechanical shaft seal;
be provided with baffle (10) on pivot (9), main feed opening (2) with the inside of reserve feed opening (3) all is provided with backup pad (11) of backup baffle (10).
4. The dry flue gas desulfurization plant with standby system according to claim 3, characterized in that: the included angle between the supporting plate (11) and the horizontal plane is 15-45 degrees.
5. The dry flue gas desulfurization plant with standby system according to claim 3, characterized in that: and a rubber layer is arranged on the contact surface of the baffle (10) and the support plate (11).
6. The dry flue gas desulfurization plant with standby system according to claim 3, characterized in that: one end of the rotating shaft (9) positioned outside the bin body (1) is connected with a first gear (12), the outer wall of the bin body (1) is provided with a driving motor (13), and the output end of the driving motor (13) is connected with a second gear (14) meshed with the first gear (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221526507.7U CN218392996U (en) | 2022-06-17 | 2022-06-17 | Dry flue gas desulfurization device with standby system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221526507.7U CN218392996U (en) | 2022-06-17 | 2022-06-17 | Dry flue gas desulfurization device with standby system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218392996U true CN218392996U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221526507.7U Active CN218392996U (en) | 2022-06-17 | 2022-06-17 | Dry flue gas desulfurization device with standby system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218392996U (en) |
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2022
- 2022-06-17 CN CN202221526507.7U patent/CN218392996U/en active Active
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