CN103449062B - Material fluidization sending method - Google Patents
Material fluidization sending method Download PDFInfo
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- CN103449062B CN103449062B CN201310362739.2A CN201310362739A CN103449062B CN 103449062 B CN103449062 B CN 103449062B CN 201310362739 A CN201310362739 A CN 201310362739A CN 103449062 B CN103449062 B CN 103449062B
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Abstract
The invention relates to a material fluidization sending method which comprises the following operation steps that a compressed air source is opened; when an air pressure inside a sender reaches 0.4Mpa, a pressure in a main ash conveying pipeline reaches 0.2Mpa and a pressure in a double-sleeve inner pipeline reaches 0.2Mpa, a manual knife-shaped gate valve is opened, so that ash freely falls down from a waste slag ash hopper; and a double-gate feed valve is opened, so that the ash enters the sender and the ash is conveyed out along the main ash conveying pipeline by the transverse air pressure. The material fluidization sending method can be widely applied to the field of material fluidization sending.
Description
Technical field
Patent of the present invention belongs to device for transporting objects, is especially specifically related to the method that material pressurization fluidisation sends.
Background technology
At present, often there is the phenomenon of blocking pipeline due to conventional Geldart-D particle in existing device for transporting objects, simultaneously, sticky particle is easily attached to inner-walls of duct, when external temperature, humidity change, forms material cake, affect material performance, even rotten blocking pipe or valve.Be bonded in the material of horizontal pipe inwall, in long-time, form material dirt, cause material stream passed area to reduce, transporting resistance increases.Especially have the material of some characteristic, as dry type calcium method desulfurizing byproduct, extended stationary periods in pipeline, also can corrosion pipeline and valve.Need to invent a kind of method ensureing the unobstructed transmission of goods fluid, avoid sticky particle to be easily attached to inner-walls of duct, form material cake, ensure material performance, unobstructed convey materials.
Summary of the invention
The present invention overcomes the deficiencies in the prior art part, provides the method utilizing pressurized air to send as a kind of goods fluid of power.
A kind of method that goods fluid sends, it is characterized in that: comprise compressed air gas source, waste ash bucket at the bottom of tower, variable-diameter joint, knife-shape gate valve, pipeline, bellow expansion joint, double disc inlet valve, transmitter, main ash pipeline, pipe in double-jacket tube, annexation is: at the bottom of tower, waste hopper bottom is connected with variable-diameter joint top, variable-diameter joint bottom is connected with the import of knife-shape gate valve, the outlet of knife-shape gate valve is connected with the import of pipeline, the outlet of pipeline is connected with the top of bellow expansion joint, the bottom of bellow expansion joint is connected with the import of double disc inlet valve, the outlet of double disc inlet valve is connected with the upper inlet of transmitter, the transverse direction of transmitter sends mouth and is connected with main ash pipeline, pipe in double-jacket tube is installed in main ash pipeline pipe, double-jacket tube inner pipe wall bottom equidistantly has the opening of pipe in pressurized air double-jacket tube, compressed air gas source respectively air feed gives pipe in main ash pipeline and double-jacket tube, the control step that goods fluid sends is as follows:
(1) compressed air gas source is opened;
(2) when transmitter internal air pressure arrives 0.4Mpa, main ash conveying pipe internal pressure reaches 0.2Mpa, and double-jacket tube interior conduit internal pressure reaches 0.2Mpa;
(3) open manual knife-shape gate valve, ash is from waste ash bucket free fall at the bottom of tower;
(4) open double disc inlet valve, ash enters transmitter, and ash is gone out along main ash pipeline Cemented filling by horizontal air pressure;
(5) after ash has been carried, time delay is died 1min, after main ash pipeline air feed stops, continue pipe supply gas pressure 0.2Mpa in double-jacket tube, stop again after continuing 5min, pressurized air forward purges through double-jacket tube inner tubal wall opening and prevents dust stratification, so far completes goods fluid and sends the whole process of defeated ash.
In described step (2), when the main ash conveying pipe in course of conveying has bend, adjust main ash conveying pipe internal pressure >=0.3Mpa.
The size of described main ash pipeline is Φ 194 X 8 millimeters.
In described double-jacket tube, the size of pipe is Φ 60 X 6 millimeters.
In the described equidistant pressurized air double-jacket tube in double-jacket tube inner pipe wall bottom pipe opening between spacing be 480 millimeters.
The method substantive distinguishing features that a kind of goods fluid of the present invention sends and technology marked improvement part are by implementing to unload the method that at the bottom of tower, waste ash place's installation goods fluid sends, adopt the close continuous mode of movement mutually of pressurized air, Desulphurization directly delivers to waste ash bucket at the bottom of dense flow absorber tower; By goods fluid transmitter, the goods fluid of waste ash under compressed-air actuated gas pressure sends, ensure that material is after entering main ash handing pipeline system, manage owing to being provided with in double-jacket tube in main ash pipeline pipe, double-jacket tube inner pipe wall bottom has compressed air outlet, pressurized air persistent pressure, material in the main ash pipeline of convey materials fluidisation is had and continues higher air pressure, ensure the unobstructed conveying of goods fluid, sticky particle is avoided easily to be attached to inner-walls of duct, form material cake, ensure material performance, unobstructed convey materials.
Accompanying drawing explanation
Fig. 1 is the device schematic diagram of a kind of method that goods fluid sends.
Fig. 2 is the opening schematic diagram of pipe in the main ash pipeline of method that sends of a kind of goods fluid and double-jacket tube.
Fig. 3 is pipe schematic diagram in the main ash pipeline of method that sends of a kind of goods fluid and double-jacket tube.
In figure: 1. transmitter, 2. double disc inlet valve, 3. bellow expansion joint, 4. pipeline, 5. knife-shape gate valve, 6. variable-diameter joint, 7. waste ash bucket at the bottom of tower, 8. pressurized air air inlet communication port, 9. main ash pipeline, 10. pipe in double-jacket tube, the opening of pipe in 11. double-jacket tube.
Detailed description of the invention
Embodiment one
A kind of method that goods fluid sends is implemented in the bottom of sintered flue gas desulfurization device, a kind of goods fluid sending set is installed, by waste ash bucket 7 at the bottom of tower, variable-diameter joint 6, knife-shape gate valve 5, pipeline 4, bellow expansion joint 3, double disc inlet valve 2, transmitter 1 forms, annexation is: be connected with variable-diameter joint 6 top bottom waste ash bucket 7 at the bottom of tower, variable-diameter joint 6 bottom is connected with the import of knife-shape gate valve 5, the outlet of knife-shape gate valve 5 is connected with the import of pipeline 4, the outlet of pipeline 4 is connected with the top of bellow expansion joint 3, the bottom of bellow expansion joint 3 is connected with the import of double disc inlet valve 2, the outlet of double disc inlet valve 2 is connected with the upper inlet of transmitter 1, the outlet of transmitter 1 is connected with the import of main ash pipeline 9, main ash pipeline 9 is provided with pipe 10 in double-jacket tube in managing, in double-jacket tube, pipe 10 tube wall bottom has the opening 11 of pipe in pressurized air double-jacket tube.
Described double disc inlet valve 2 is provided with pressurized air air inlet communication port 8.
The control step that goods fluid sends is as follows:
(1) compressed air gas source is opened;
(2) when transmitter internal air pressure arrives 0.4Mpa, main ash conveying pipe internal pressure reaches 0.2Mpa, double-jacket tube interior conduit
Internal pressure reaches 0.2Mpa;
(3) open manual knife-shape gate valve, ash is from waste ash bucket free fall at the bottom of tower;
(4) open double disc inlet valve, ash enters transmitter, and ash is gone out along main ash pipeline Cemented filling by horizontal air pressure;
(5) after ash has been carried, time delay is died 1min, after main ash pipeline air feed stops, continue pipe supply gas pressure 0.2Mpa in double-jacket tube, stop again after continuing 5min, pressurized air forward purges through double-jacket tube inner tubal wall opening and prevents dust stratification, so far completes goods fluid and sends the whole process of defeated ash.
The size of described main ash pipeline is Φ 194 X 8 millimeters.
In described double-jacket tube, the size of pipe is Φ 60 X 6 millimeters.
In described double-jacket tube inner pipe wall bottom pressurized air double-jacket tube pipe opening between interval be 480 millimeters.
Embodiment two
In described step (2), when the main ash conveying pipe in course of conveying has bend, adjust main ash conveying pipe internal pressure >=0.3Mpa.
All the other steps are the same, repeat no more.
Claims (5)
1. the method for a goods fluid transmission, it is characterized in that: comprise air driven pump, waste ash bucket at the bottom of tower, variable-diameter joint, knife-shape gate valve, pipeline, bellow expansion joint, double disc inlet valve, transmitter, main ash pipeline, pipe in double-jacket tube, annexation is: at the bottom of tower, waste hopper bottom is connected with variable-diameter joint top, variable-diameter joint bottom is connected with the import of knife-shape gate valve, the outlet of knife-shape gate valve is connected with the import of pipeline, the outlet of pipeline is connected with the top of bellow expansion joint, the bottom of bellow expansion joint is connected with the import of double disc inlet valve, the outlet of double disc inlet valve is connected with the upper inlet of transmitter, the transverse direction of transmitter sends mouth and is connected with main ash pipeline, pipe in double-jacket tube is installed in main ash pipeline pipe, double-jacket tube inner pipe wall bottom has compressed air outlet, compressed air gas source respectively air feed gives pipe in main ash pipeline and double-jacket tube, the control step that goods fluid sends is as follows:
(1) compressed air gas source is opened,
(2) when transmitter internal air pressure arrives 0.4Mpa, main ash conveying pipe internal pressure reaches 0.2Mpa, double-jacket tube interior conduit
Internal pressure reaches 0.2Mpa,
(3) open manual knife-shape gate valve, ash from waste ash bucket free fall at the bottom of tower,
(4) open double disc inlet valve, ash enters transmitter, and ash is gone out along main ash pipeline Cemented filling by horizontal air pressure,
(5) after ash has been carried, time delay is died 1min, after main ash pipeline air feed stops, continue pipe supply gas pressure 0.2Mpa in double-jacket tube, stop again after continuing 5min, pressurized air forward purges through double-jacket tube inner tubal wall opening and prevents dust stratification, so far completes the whole process that goods fluid sends defeated ash.
2. the method for a kind of goods fluid transmission as claimed in claim 1, is characterized in that: in described step (2), when the main ash conveying pipe in course of conveying has bend, adjusts main ash conveying pipe internal pressure >=0.3Mpa.
3. the method for a kind of goods fluid transmission as claimed in claim 1, is characterized in that: the size of described main ash pipeline is Φ 194 X 8 millimeters.
4. the method for a kind of goods fluid transmission as claimed in claim 1, is characterized in that: in described double-jacket tube, the size of pipe is Φ 60 X 6 millimeters.
5. the method for a kind of goods fluid transmission as claimed in claim 1, is characterized in that: the interval between described double-jacket tube inner pipe wall bottom compressed air outlet is 480 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310362739.2A CN103449062B (en) | 2013-08-20 | 2013-08-20 | Material fluidization sending method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310362739.2A CN103449062B (en) | 2013-08-20 | 2013-08-20 | Material fluidization sending method |
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| Publication Number | Publication Date |
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| CN103449062A CN103449062A (en) | 2013-12-18 |
| CN103449062B true CN103449062B (en) | 2015-03-04 |
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| CN201310362739.2A Active CN103449062B (en) | 2013-08-20 | 2013-08-20 | Material fluidization sending method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001096219A (en) * | 1999-09-30 | 2001-04-10 | Trinity Ind Corp | Powder paint container device |
| EP1223118A1 (en) * | 2001-01-11 | 2002-07-17 | Agrilux Beteiligungs GmbH | Valve for an impulse blowing of compressed air in order to remove caked or accumulated material |
| CN102603934A (en) * | 2012-01-21 | 2012-07-25 | 新煤化工技术（上海）有限公司 | Degassing process of high density polyethylene |
| CN202529412U (en) * | 2012-02-15 | 2012-11-14 | 山东华建建设有限公司 | Pneumatic flow assisting device for filler bin |
-
2013
- 2013-08-20 CN CN201310362739.2A patent/CN103449062B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001096219A (en) * | 1999-09-30 | 2001-04-10 | Trinity Ind Corp | Powder paint container device |
| EP1223118A1 (en) * | 2001-01-11 | 2002-07-17 | Agrilux Beteiligungs GmbH | Valve for an impulse blowing of compressed air in order to remove caked or accumulated material |
| CN102603934A (en) * | 2012-01-21 | 2012-07-25 | 新煤化工技术（上海）有限公司 | Degassing process of high density polyethylene |
| CN202529412U (en) * | 2012-02-15 | 2012-11-14 | 山东华建建设有限公司 | Pneumatic flow assisting device for filler bin |
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| CN103449062A (en) | 2013-12-18 |
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Address after: 650300 Kunming Province, Anning City, Baihua Road, No. 26 Patentee after: Yunnan Tianlong energy saving environmental protection group Co., Ltd. Address before: 650300 Kunming Province, Anning City, Baihua Road, No. 26 Patentee before: Yunnan Huayun Tianlang Environmental Protection Co., Ltd. |