CN214862418U - Feeding device for boiler desulfurization system - Google Patents
Feeding device for boiler desulfurization system Download PDFInfo
- Publication number
- CN214862418U CN214862418U CN202120942283.7U CN202120942283U CN214862418U CN 214862418 U CN214862418 U CN 214862418U CN 202120942283 U CN202120942283 U CN 202120942283U CN 214862418 U CN214862418 U CN 214862418U
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- CN
- China
- Prior art keywords
- communicated
- feeding
- gate valve
- desulfurization system
- pipeline
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 19
- 230000023556 desulfurization Effects 0.000 title claims abstract description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 71
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 36
- 239000000292 calcium oxide Substances 0.000 claims abstract description 36
- 239000000843 powder Substances 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 40
- 238000003756 stirring Methods 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Air Transport Of Granular Materials (AREA)
Abstract
The utility model discloses a feeding device for a boiler desulfurization system, which comprises a stock bin, a gate valve, a star-shaped discharger, a three-way joint, a fan, an air supply pipeline, a feeding pipeline, a dust removal device and a controller; the gate valve is arranged at a discharge hole below the stock bin; the feed end of the star-shaped discharger is communicated with the gate valve; the discharge end of the star discharger is communicated with the three-way joint; one end of the air supply pipeline is communicated with the three-way joint, and the other end of the air supply pipeline is communicated with the fan; one end of the feeding pipeline is communicated with the three-way joint, and the other end of the feeding pipeline is connected to the hearth; the feeding pipeline is communicated with the top of the bin and is used for feeding quicklime; and an air outlet is formed in the top of the storage bin. Has the advantages that: the lower cone of the bin is provided with a pneumatic vibration hammer and a kick-out device to prevent the quicklime powder from bulking, binding and arching, so that smooth and uniform discharging of the quicklime powder is ensured; the protection casing can play the effect of protection, prevents that machinery from hindering the people.
Description
Technical Field
The utility model relates to a boiler desulfurization system field especially relates to a feeding device for boiler desulfurization system.
Background
Boiler desulfurization system passes through quick lime feedway with quick lime powder and sprays the furnace to quick lime feed bin with pneumatic conveying mode in, and the calcium oxide reacts with the sulfur dioxide in the flue gas and a small amount of sulfur trioxide generation calcium sulfate immediately, reaches flue gas desulfurization's purpose. However, the existing quicklime feeding device often has the phenomenon of discharging unsmooth or uneven due to the fact that the quicklime feeding device is arched.
Therefore the utility model provides a boiler is feedway for desulfurization system, the pneumatic vibratory hammer that the pyramis set up under the feed bin and dial the material device and prevent quick lime powder's fluffy knot to encircle, guarantee quick lime powder's the unblocked and the even of unloading.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model discloses a feeding device for a boiler desulfurization system, which comprises a stock bin, a gate valve, a star-shaped discharger, a three-way joint, a fan, an air supply pipeline, a feeding pipeline, a dust removal device and a controller; the gate valve is arranged at a discharge hole below the stock bin; the feed end of the star-shaped discharger is communicated with the gate valve; the discharge end of the star discharger is communicated with the three-way joint; one end of the air supply pipeline is communicated with the three-way joint, and the other end of the air supply pipeline is communicated with the fan; one end of the feeding pipeline is communicated with the three-way joint, and the other end of the feeding pipeline is connected to the hearth; the feeding pipeline is communicated with the top of the bin and is used for feeding quicklime; the top of the storage bin is provided with an air outlet; the dust removal device is communicated with the air outlet and is used for removing dust from the gas overflowing from the air outlet; the device also comprises a double-output speed reducer, a driving motor, a transmission device, a material stirring device and a pneumatic vibration hammer; one output shaft of the double-output speed reducer is connected with the star discharger; the kick-out device is rotationally fixed on the lower cone part of the storage bin and is used for kicking the quicklime powder at the bottom of the storage bin; the transmission device is respectively connected with an output shaft of the double-output speed reducer and the material stirring device and is used for transmitting the rotation of the output shaft of the double-output speed reducer to the material stirring device; the pneumatic vibration hammer is fixed on the lower cone part of the storage bin; the fan, driving motor, pneumatic vibration hammer all with controller electric connection.
Preferably, the transmission comprises a driving sprocket, a driven sprocket and a chain; the driving chain wheel is sleeved on the output shaft of the double-output speed reducer; the driven chain wheel is connected with the material poking device; the chain is respectively wound on the driving chain wheel and the driven chain wheel.
Preferably, the device further comprises a protective cover; the protective cover is used for covering the driving chain wheel, the driven chain wheel and the chain.
Preferably, the material poking device comprises a material poking shaft and material poking bevel teeth; both ends of the material stirring shaft are rotatably fixed on the side wall of the storage bin; the plurality of material poking helical teeth are uniformly distributed on the material poking shaft along the length direction of the material poking shaft.
Preferably, the included angle of the material poking bevel gear and the material poking shaft is 75-80 degrees.
Preferably, the fans are communicated with the air supply pipeline by two fans; and a one-way valve is arranged between the air outlet end of each fan and the air supply pipeline.
Preferably, a filter plate is arranged in the air outlet hole.
Preferably, the dust removal device is a bag-type dust remover.
Preferably, the gate valve is an electric gate valve; the electric gate valve is electrically connected with the controller.
The utility model has the advantages that: the lower cone of the bin is provided with a pneumatic vibration hammer and a kick-out device to prevent the quicklime powder from bulking, binding and arching, so that smooth and uniform discharging of the quicklime powder is ensured; the protective cover can play a role in protection, and prevent the machine from hurting people; the two fans are mutually standby, so that the pneumatic conveying device can be ensured to normally operate; when the air mixed with the quicklime powder passes through the filter plate, most of the quicklime powder is intercepted and falls back into the storage bin, and then the air enters the dust removal device for further dust removal, so that the waste of the quicklime powder can be reduced, and the workload of the dust removal device is reduced; the gate valve can be opened and closed through the controller, and the labor intensity of operators is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a cross-sectional structure view of the present invention.
Fig. 5 is an enlarged view at B in fig. 4.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making the scope of the invention more clearly defined.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to the attached drawings 1-5, a feeding device for a boiler desulfurization system comprises a storage bin 1, a gate valve 2, a star-shaped discharger 3, a three-way joint 4, a fan 5, an air supply pipeline 6, a feeding pipeline 7, a feeding pipeline 8, a dust removal device 9 and a controller; the gate valve 2 is arranged at a discharge hole below the stock bin 1; the feeding end of the star-shaped discharger 3 is communicated with the gate valve 2; the discharge end of the star discharger 3 is communicated with the three-way joint 4; one end of the air supply pipeline 6 is communicated with the three-way joint 4, and the other end of the air supply pipeline is communicated with the fan 5; one end of the feeding pipeline 7 is communicated with the three-way joint 4, and the other end of the feeding pipeline is connected to the hearth; the feeding pipeline 8 is communicated with the top of the bin 1 and is used for feeding quicklime; the top of the storage bin 1 is provided with an air outlet 101; the dust removal device 9 is communicated with the air outlet 101 and is used for removing dust from the gas overflowing from the air outlet 101; the device also comprises a double-output speed reducer 10, a driving motor 11, a transmission device 12, a material stirring device 13 and a pneumatic vibration hammer 14; one output shaft of the double-output speed reducer 10 is connected with the star discharger 3; the kick-out device 13 is rotatably fixed on the lower cone part of the storage bin 1 and is used for kicking off the quicklime powder at the bottom of the storage bin 1; the transmission device 12 is respectively connected with an output shaft of the double-output speed reducer 10 and the material stirring device 13, and is used for transmitting the rotation of the output shaft of the double-output speed reducer 10 to the material stirring device 13; the pneumatic vibration hammer 14 is fixed on the lower cone part of the storage bin 1; the fan 5, the driving motor 11 and the pneumatic vibration hammer 14 are electrically connected with the controller.
During the material loading, quick lime powder tank car squeezes quick lime powder into feed bin 1 through material loading pipeline 8, squeezes into quick lime powder in-process, and unnecessary gas overflows through the venthole 101 at 1 top in feed bin to remove dust through dust collector 9.
During the feed, start fan 5, driving motor 11 and pneumatic vibration hammer 14, driving motor 11 drives star type tripper 3 and rotates, constantly carries quick lime powder to three way connection 4 from feed bin 1 in, and under the high-pressure draught that fan 5 produced drove, quick lime powder in the three way connection 4 sent to furnace through conveying pipeline 7, realizes the desulfurization of the interior flue gas of furnace.
The principle of preventing the quicklime powder from being caked and arched is explained, the pneumatic vibration hammer 14 vibrates the side wall of the storage bin 1 at intervals of fixed time to prevent the quicklime powder from being caked and arched; the kick-out device 13 is driven by the transmission device 12 to rotate continuously to stir the quicklime powder at the lower part of the storage bin 1, so as to further prevent the quicklime powder from being sintered and arched.
Therefore, the utility model discloses a pneumatic vibratory hammer and the setting device that the pyramis set up under the feed bin prevent quick lime powder's fluffy knot from encircleing, guarantee quick lime powder's the unblocked and the even of unloading.
The transmission 12 comprises a driving sprocket 121, a driven sprocket 122 and a chain 123; the driving sprocket 121 is sleeved on the output shaft of the dual-output speed reducer 10; the driven chain wheel 122 is connected with the kick-out device 13; the chain 123 is wound around the driving sprocket 121 and the driven sprocket 122, respectively.
Also includes a protective cover 15; the protection cover 15 is used for covering the driving sprocket 121, the driven sprocket 122 and the chain 123.
In this way, the protection cover 15 can play a role of protection and prevent the machine from hurting people.
The material shifting device 13 comprises a material shifting shaft 131 and a material shifting helical tooth 132; both ends of the material stirring shaft 131 are rotatably fixed on the side wall of the storage bin 1; the plurality of the material poking helical teeth 132 are uniformly arranged on the material poking shaft 131 along the length direction of the material poking shaft 131.
The included angle of the material poking helical teeth 132 on the material poking shaft 131 is 75-80 degrees.
The two fans 5 are communicated with the air supply pipeline 6; and a one-way valve 16 is arranged between the air outlet end of each fan 5 and the air supply pipeline 6.
Like this two fans 5 each other are reserve, can ensure the utility model discloses pneumatic transmission operates normally.
And a filter plate 17 is arranged in the air outlet 101.
Like this, during the material loading, when the air that mixes the quick lime powder passes through filter 17, most quick lime powder is held back, falls back to feed bin 1 in, then further removes dust getting into dust collector 9, can reduce quick lime powder's waste to alleviate dust collector 9's work load.
The dust removing device 9 is a bag-type dust remover.
The gate valve 2 is an electric gate valve; the electric gate valve is electrically connected with the controller.
Thus, the gate valve 2 can be opened and closed by the controller, and the labor intensity of operators is reduced.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any slight modifications, equivalent replacements and improvements made by the technical spirit of the present invention to the above embodiments should be included in the technical solution of the present invention.
Claims (9)
1. A feeding device for a boiler desulfurization system comprises a storage bin, a gate valve, a star-shaped discharger, a three-way joint, a fan, an air supply pipeline, a feeding pipeline, a dust removal device and a controller; the gate valve is arranged at a discharge hole below the stock bin; the feed end of the star-shaped discharger is communicated with the gate valve; the discharge end of the star discharger is communicated with the three-way joint; one end of the air supply pipeline is communicated with the three-way joint, and the other end of the air supply pipeline is communicated with the fan; one end of the feeding pipeline is communicated with the three-way joint, and the other end of the feeding pipeline is connected to the hearth; the feeding pipeline is communicated with the top of the bin and is used for feeding quicklime; the top of the storage bin is provided with an air outlet; the dust removal device is communicated with the air outlet and is used for removing dust from the gas overflowing from the air outlet; the device is characterized by also comprising a double-output speed reducer, a driving motor, a transmission device, a material stirring device and a pneumatic vibration hammer; one output shaft of the double-output speed reducer is connected with the star discharger; the kick-out device is rotationally fixed on the lower cone part of the storage bin and is used for kicking the quicklime powder at the bottom of the storage bin; the transmission device is respectively connected with an output shaft of the double-output speed reducer and the material stirring device and is used for transmitting the rotation of the output shaft of the double-output speed reducer to the material stirring device; the pneumatic vibration hammer is fixed on the lower cone part of the storage bin; the fan, driving motor, pneumatic vibration hammer all with controller electric connection.
2. The feeding device for the boiler desulfurization system according to claim 1, wherein said transmission means comprises a driving sprocket, a driven sprocket and a chain; the driving chain wheel is sleeved on the output shaft of the double-output speed reducer; the driven chain wheel is connected with the material poking device; the chain is respectively wound on the driving chain wheel and the driven chain wheel.
3. The feeding device for the boiler desulfurization system according to claim 2, further comprising a shield; the protective cover is used for covering the driving chain wheel, the driven chain wheel and the chain.
4. The feeding device for the boiler desulfurization system according to claim 1, wherein the material stirring device comprises a material stirring shaft and material stirring helical teeth; both ends of the material stirring shaft are rotatably fixed on the side wall of the storage bin; the plurality of material poking helical teeth are uniformly distributed on the material poking shaft along the length direction of the material poking shaft.
5. The feeding device of claim 4, wherein the included angle between the material-pulling helical teeth and the material-pulling shaft is 75-80 °.
6. The feeding device for the boiler desulfurization system according to claim 1, wherein two fans are connected to the air supply pipeline; and a one-way valve is arranged between the air outlet end of each fan and the air supply pipeline.
7. The feeding device for boiler desulfurization system according to claim 1, wherein a filter plate is disposed in said air outlet hole.
8. The feeding device for the boiler desulfurization system according to claim 7, wherein the dust removing device is a bag-type dust remover.
9. The feeding device for the boiler desulfurization system according to any one of claims 1 to 8, wherein said gate valve is an electric gate valve; the electric gate valve is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120942283.7U CN214862418U (en) | 2021-05-06 | 2021-05-06 | Feeding device for boiler desulfurization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120942283.7U CN214862418U (en) | 2021-05-06 | 2021-05-06 | Feeding device for boiler desulfurization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214862418U true CN214862418U (en) | 2021-11-26 |
Family
ID=78946054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120942283.7U Expired - Fee Related CN214862418U (en) | 2021-05-06 | 2021-05-06 | Feeding device for boiler desulfurization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214862418U (en) |
-
2021
- 2021-05-06 CN CN202120942283.7U patent/CN214862418U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |