CN201391886Y - Fluidizing pneumatic conveying device for light powdery fuel - Google Patents
Fluidizing pneumatic conveying device for light powdery fuel Download PDFInfo
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- CN201391886Y CN201391886Y CN200920023362U CN200920023362U CN201391886Y CN 201391886 Y CN201391886 Y CN 201391886Y CN 200920023362 U CN200920023362 U CN 200920023362U CN 200920023362 U CN200920023362 U CN 200920023362U CN 201391886 Y CN201391886 Y CN 201391886Y
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- fluidisation
- casing
- box body
- charging
- fluidizing
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- 239000000446 fuel Substances 0.000 title claims abstract description 43
- 238000007664 blowing Methods 0.000 claims abstract description 18
- 239000004744 fabric Substances 0.000 claims abstract description 15
- 238000005243 fluidization Methods 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 39
- 239000000843 powder Substances 0.000 claims description 34
- 238000007789 sealing Methods 0.000 claims description 9
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 239000002817 coal dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 102000000584 Calmodulin Human genes 0.000 description 2
- 108010041952 Calmodulin Proteins 0.000 description 2
- 239000002551 biofuel Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000003077 lignite Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 235000015099 wheat brans Nutrition 0.000 description 2
- 238000001354 calcination Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a fluidizing pneumatic conveying device for light powdery fuel, which belongs to the field of the conveying of furnace thermotechnical powdery fuel and is characterized by comprising a feed box body and a fluidizing box body, wherein the feed box body is provided with a feed pipe; the fluidizing box body is positioned below the feed box body; the feed box body is internally transversely provided with a blowing pipe with two communicated ends, and the feed box body positioned on the air outlet end of the blowing pipe is transversely provided with a discharging pipe mutually independent to the blowing pipe; a soft fluidizing cloth is arranged between the fluidizing box body and the feed box body; an air inlet branch pipes which are mutually communicated are arranged between the air inlet end of the blowing pipe and the fluidizing box body, and the air inlet branch pipes are in series provided with air quantity regulating valves. The utility model can realize the stable and normal conveying of the bulking and light powdery fuel with the volume weight less than 0.6g/cm<3> after the fluidizing pneumatic conveying device is used and has wide variety range of the conveyed powdery fuel, energy saving, environmental protection, stable and reliable work and low using cost.
Description
Technical field
The utility model belongs to the transportation art of kiln thermal technology powder fuel, more particularly a kind of fluidisation Pneumatic conveyer of light powder fuel.
Background technology
At present, cement, metallurgical, the rotary kiln that industries such as chemical industry are used is owing to be subjected to the restriction of combustion system, mainly be to adopt powder fuel (tailing over coal dust below 10% at 4900 hole sizers) as using fineness, these powder fuel are when using a wind to be conveyed into burner, often because its light weight, fineness is little, blast is big and cause wind malleation to scurry into the lock wind devices on conveying equipment top, thereby make the charging aperture of conveying equipment can not smooth and easy blanking, in the actual application of manufacturing enterprise, the lock wind devices of finding traditional conveying equipment top is as the pipe conveying worm, rotary feeder or board-like air valve etc. all can not pin wind fully, so conveying equipment self also must be made the secondary lock wind devices that has certain material envelope ability as helicoidal pump etc., secondary lock wind is not only wanted consumed power, and the material seal pressure also causes poorly sealed, problems such as equipment failure rate height.Because of bio-fuel cavings, wheat bran, bulk light powder fuel such as the brown coal coal dust after the oven dry, therefore little at the burning after stain, use cost is low, helps environmental protection more, more and more is subjected to the welcome of enterprise, but for unit weight less than 0.6g/cm
3The bio-fuel cavings, wheat bran, bulk light powder fuel such as the brown coal coal dust after the oven dry, because traditional conveying equipment is realized in the process of material envelope at secondary lock wind, the unit weight of bulk light powder fuel changes, and its inner viscous force increases bulk light powder fuel and forms bulk easily, thereby cause feeding to carry out smoothly or to interrupt, the tradition conveying equipment can't be realized steady feeding at all, therefore, in traditional conveying equipment when wind and fuel-bound, fuel is not tight owing to the malleation of a wind produces lock wind, thereby causes feeding not smooth, the influence calcining, having a strong impact on the ordinary production of enterprise,, ensureing the smooth of material conveying process for how solving similar problem, make the equipment can be normal, stable operation becomes the problem that these industries need to be resolved hurrily.
The utility model content
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, at powder fuel, the transportation characteristics of light powder fuel particularly, and a kind of energy-saving and environmental protection of design, use cost is low, can steadily carry the fluidisation Pneumatic conveyer of the light powder fuel of light powder fuel.
For achieving the above object, the utility model is achieved through the following technical solutions:
It is a kind of fluidisation Pneumatic conveyer of light powder fuel, the present technique main points are to comprise the charging casing that is provided with feed pipe and are positioned at the fluidisation casing of its below, the material that blows that the horizontally set two ends connect in the charging casing is managed, blow material and manage the separate with it discharge nozzle of horizontally set on the charging casing of air opening end, the fluidisation cloth of software is set between fluidisation casing and the charging casing, described blowing between material pipe air intake and the fluidisation casing is provided with mutual UNICOM air intake branch, string dress volume damper on the air intake branch.
Blow the work that the material pipe can be more stable in order to ensure, the air opening end section that blows the material pipe is that tapering is the pyramidal structure of 5～90 degree.
For making the powder material enter the charging casing smoothly and being blown into fast in the discharge nozzle, be 10～90 degree angles between feed pipe center line and the charging casing, and feed pipe and charging casing contact site vertical line foremost expects that the distance of managing between the air outlet end is 5～60 millimeters with blowing.
Further, for ease of ruuning situation according to equipment, can adjust discharge nozzle fast and blow the gap of expecting between the pipe, make equipment be in best duty, on the charging casing discharge nozzle locating flange is set, be connected as one by bolt between locating flange and the charging casing, the discharge nozzle feed inlet end is inlaid in the charging casing, blowing the air outlet end of material pipe and the distance between the discharge nozzle charging aperture end is 20～200 millimeters, like this, by regulating the move left and right distance of locating flange, can realize discharge nozzle and blow the spacing of expecting between the pipe, for avoiding Lou material, the contact site between discharge nozzle and the charging casing also can be provided with sealing shroud according to actual needs.
Because of equipment needs periodic inspection, therefore,, also sealing flange can be set respectively between fluidisation casing and the charging casing for ease of the maintenance of equipment, fluidisation cloth is fitted between two sealing flanges.
In addition, can better move to discharge port end in order to make the powder material on equipment when work fluidisation cloth, the air inlet that the fluidisation cloth between fluidisation casing and the charging casing is boasted the material pipe is to downward-sloping 0.5～10 spending between air outlet direction and the horizontal line.
The utility model is to make calmodulin binding domain CaM produce negative pressure in the moment that fuel combines with wind in conveying equipment, its unit weight of fuel is more little so, be pulled away in wind of easy more quilt " suction ", can be directly use as a wind of light powder fuel combustion, this equipment can realize locking wind automatically, saved because of the electric energy that airlock consumes is set, this equipment to unit weight less than 0.6g/cm
3Bulk light powder fuel also can realize stable normal the conveying, it is in extensive range to have the powder fuel band that can carry, energy-saving and environmental protection, working stability is reliable, the advantage that use cost is low.
Description of drawings
Fig. 1: the utility model front sectional structure schematic diagram.
Fig. 2: A is to structural representation shown in Fig. 1.
Fig. 3: B is to structural representation shown in Fig. 1.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, the fluidisation Pneumatic conveyer of this light powder fuel, the present technique main points are to comprise the charging casing 2 that is provided with feed pipe 1 and are positioned at the fluidisation casing 12 of its below, the material that blows that the horizontally set two ends connect in the charging casing 2 manages 3, blow material and manage the separate with it discharge nozzle 9 of horizontally set on the charging casing 2 of 3 air opening ends, the fluidisation cloth 10 of software is set between fluidisation casing 12 and the charging casing 2, described blowing between material pipe 3 air intakes and the fluidisation casing 12 is provided with mutual UNICOM air intake branch 6, string dress volume damper 5 on the air intake branch 6, fluidisation cloth 10 can adopt glass fabric, plain sail or industrial canvas.
Blow the work that material pipe 3 can be more stable in order to ensure, the air opening end section that blows material pipe 3 is that tapering is the pyramidal structure of 5～90 degree, also can blow material pipe 3 and be processed as thin straight tube structure according to the size of wind speed in the actual production process.
For making the powder material enter charging casing 2 smoothly and being blown into fast in the discharge nozzle 9, be 10～90 degree angles between feed pipe 1 center line and the charging casing 2, and feed pipe 1 and charging casing 2 contacts site vertical line foremost expects that the distance of managing between the 3 air outlet ends is 5～60 millimeters with blowing.
Further, for ease of ruuning situation according to equipment, can adjust discharge nozzle 9 fast and blow the gap of expecting between the pipe 3, make equipment be in best duty, on charging casing 2 discharge nozzles 9 locating flange 11 is set, be connected as one by bolt between locating flange 11 and the charging casing 2, discharge nozzle 9 feed inlet ends are inlaid in the charging casing 2, blowing the air outlet end of material pipe 3 and the distance between the discharge nozzle 9 charging aperture ends is 20～200 millimeters, like this, by regulating the move left and right distance of locating flange 11, can realize discharge nozzle 9 and blow the spacing of expecting between the pipe 3, for avoiding Lou material, the contact site between discharge nozzle 9 and the charging casing 2 also can be provided with sealing shroud 8 according to actual needs.
Because of equipment needs periodic inspection, therefore,, also sealing flange 4 can be set respectively between fluidisation casing 12 and the charging casing 2 for ease of the maintenance of equipment, fluidisation cloth 10 is fitted between two sealing flanges 4.
In addition, can better move to discharge port end in order to make the powder material on equipment when work fluidisation cloth 10, the air inlet that the fluidisation cloth 10 between fluidisation casing 12 and the charging casing 2 is boasted material pipe 3 is to downward-sloping 0.5～10 spending between air outlet direction and the horizontal line.
When mounted, feeding equipments such as conveying worm or rotary feeder are taken on charging aperture 1 top, and the air intake and the high pressure positive blower air outlet that blow material pipe 3 link, and discharge nozzle 9 links by conveyance conduit and burner.Like this, before equipment is started working, in charging casing 2, put into a certain amount of material by feed pipe 1 in advance.When starting working, opens equipment high pressure positive blower, like this, high pressure positive blower is to blowing 3 putting in blasts of material pipe, open feeding equipment simultaneously charging casing 2 is carried out friction feeding, blow between the air outlet of material pipe 3 and the discharge nozzle 9 and form negative pressure, powder fuel is taken in the discharge nozzle 9 by negative pressure, enters burner along conveyance conduit smoothly and burns, the volume damper 5 of regulating string dress on the air intake branch 6 simultaneously makes fluidisation cloth 10 shakes in the fluidisation casing 12 enter normal fluidisation duty to suitable size.But the size of based on fuel unit weight and conveying capacity aborning, by the fastening bolt of adjusting with discharge nozzle 9 locating flanges 11, can make locating flange 11 drive discharge nozzle 9 move left and right, regulate the distance of blowing between material pipe 3 and the discharge nozzle 9 with this, for ease of to blowing material pipe 3 and the discharge nozzle 9 accurate location of adjusting, can blow the material pipe in installation earlier and preset the distance of blowing material pipe 3 ends and charging casing 1 end wall at 3 o'clock.
The utility model is to make calmodulin binding domain CaM produce negative pressure in the moment that fuel is combined with wind in conveying equipment, its unit weight of fuel is more little so, be pulled away in wind of more easy quilt " suction ", a wind that can directly burn as light Fuel uses, this equipment can realize locking wind automatically, saved the electric energy that consumes because airlock is set, this equipment to unit weight less than 0.6g/cm3Bulk light powder fuel also can realize stable normal the conveying, have the powder fuel variety range that can carry extensive, energy-conservation, Environmental protection, working stability is reliable, the advantage that use cost is low.
Claims (9)
1, a kind of fluidisation Pneumatic conveyer of light powder fuel, it is characterized in that comprising the charging casing that is provided with feed pipe and be positioned at its below the fluidisation casing, the material that blows that the horizontally set two ends connect in the charging casing is managed, blow material and manage the separate with it discharge nozzle of horizontally set on the charging casing of air opening end, the fluidisation cloth of software is set between fluidisation casing and the charging casing, described blowing between material pipe air intake and the fluidisation casing is provided with mutual UNICOM air intake branch, string dress volume damper on the air intake branch.
2, according to the fluidisation Pneumatic conveyer of claims 1 described light powder fuel, it is characterized in that blowing the air opening end section of expecting pipe is that tapering is the pyramidal structures of 5～90 degree.
3,, it is characterized in that being between feed pipe center line and the charging casing 10～90 degree angles according to the fluidisation Pneumatic conveyer of claims 1 described light powder fuel.
4, according to the fluidisation Pneumatic conveyer of claims 1,2 or 3 described light powder fuel, it is characterized in that feed pipe and charging casing contact site foremost vertical line and the distance of blowing between the material pipe air outlet end be 5～60 millimeters.
5, according to the fluidisation Pneumatic conveyer of claims 1 described light powder fuel, it is characterized in that on the charging casing discharge nozzle locating flange being set, be connected as one by bolt between locating flange and the charging casing, the discharge nozzle feed inlet end is inlaid in the charging casing.
6, according to the fluidisation Pneumatic conveyer of claims 1 or 5 described light powder fuel, it is characterized in that blowing the air outlet end of material pipe and the distance between the discharge nozzle charging aperture end is 20～200 millimeters.
7,, it is characterized in that the contact site between discharge nozzle and the charging casing is provided with sealing shroud according to the fluidisation Pneumatic conveyer of claims 5 described light powder fuel.
8, according to the fluidisation Pneumatic conveyer of claims 1 described light powder fuel, it is characterized in that between fluidisation casing and the charging casing sealing flange being set respectively, fluidisation cloth is fitted between two sealing flanges.
9,, it is characterized in that the fluidisation cloth between fluidisation casing and the charging casing boasts that the air inlet of material pipe is to downward-sloping 0.5～10 degree between air outlet direction and the horizontal line according to the fluidisation Pneumatic conveyer of claims 1 or 8 described light powder fuel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920023362U CN201391886Y (en) | 2009-03-13 | 2009-03-13 | Fluidizing pneumatic conveying device for light powdery fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920023362U CN201391886Y (en) | 2009-03-13 | 2009-03-13 | Fluidizing pneumatic conveying device for light powdery fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391886Y true CN201391886Y (en) | 2010-01-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920023362U Expired - Fee Related CN201391886Y (en) | 2009-03-13 | 2009-03-13 | Fluidizing pneumatic conveying device for light powdery fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201391886Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476689A (en) * | 2022-03-09 | 2022-05-13 | 河南丰博自动化有限公司 | Equipment for mixing and conveying gas and powder |
| CN116136278A (en) * | 2021-11-17 | 2023-05-19 | 上海城投污水处理有限公司 | A three-way joint mechanism capable of preventing material blocking during slaked lime feeding |
-
2009
- 2009-03-13 CN CN200920023362U patent/CN201391886Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116136278A (en) * | 2021-11-17 | 2023-05-19 | 上海城投污水处理有限公司 | A three-way joint mechanism capable of preventing material blocking during slaked lime feeding |
| CN114476689A (en) * | 2022-03-09 | 2022-05-13 | 河南丰博自动化有限公司 | Equipment for mixing and conveying gas and powder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20110313 |