CN101391709A - Long distance concentrated phase conveying system and method with auxiliary blowing apparatus - Google Patents
Long distance concentrated phase conveying system and method with auxiliary blowing apparatus Download PDFInfo
- Publication number
- CN101391709A CN101391709A CNA2008102285518A CN200810228551A CN101391709A CN 101391709 A CN101391709 A CN 101391709A CN A2008102285518 A CNA2008102285518 A CN A2008102285518A CN 200810228551 A CN200810228551 A CN 200810228551A CN 101391709 A CN101391709 A CN 101391709A
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Abstract
The invention relates to a long-distance dense-phase conveying system provided with an assistant blowing device and a method thereof. The conveying system comprises an air control apparatus formed by an air compressor, an air storage tank and a system control apparatus; a material storage bin and an on-line sub-bin which are formed by a material tank, a bin controller and a solid-air separator; a sending tank; a fluidization conveyor formed by a streamline casing, a guiding clapboard and an air inlet; a tube liner provided with air inlets arranged by an outer conveying pipe according to subsections and a dense-phase conveying pipeline formed by the assistant blowing device . The tube liner is fixedly connected with the inner upper wall of the outer conveying pipe; the assistant blowing device is fixedly connected and communicated with the outer pipe and tube liner. The dense-phase conveying method comprising the following steps: materials enters the sending tank from the material storage bin and then enters the dense-phase conveying pipeline through the fluidization conveyor and under the effect of compressed air to form a series of material plugs flowing in the conveying pipeline and finally the material reaches the sub-bin for processing and manufacturing. The invention has the advantages that the energy cost is low; the damage to material during the conveying process is less; the wearing to pipeline can be reduced; and the service life is long.
Description
Technical field
The present invention relates to pneumatic transport equipment, particularly relate to a kind of long distance concentrated phase conveying system and method with auxiliary blowing apparatus.
Background technology
At present, the strength conveying that is used for tiny powder is divided into conveying of dilute phase strength and the conveying of concentrated phase strength, two kinds of strengths are carried and are carried commonplace by electrolytic aluminium factory as aluminium oxide, the dilute phase strength is carried with its small investment, operation control is simply by general application, but solid-gas ratio is low, the energy consumption height, to the pipeline serious wear, the aluminium oxide breakage rate is big; The concentrated phase strength is carried, the relative dilute phase height of solid-gas ratio, and the relative dilute phase of energy consumption is little, and the pipeline wearing and tearing are poor, and the aluminium oxide breakage rate is low, and the concentrated phase strength is carried and is replaced the conveying of dilute phase strength gradually, but only limits to the short range feeding, needs sufficiently high spatial destribution, and its limitation is arranged.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of reduced investment, takes up an area of and lack, the solid-gas ratio height, and energy consumption is low, and the pipeline wearing and tearing are little, reliable, long distance concentrated phase conveying system with auxiliary blowing apparatus and method that the material breakage rate is low.
The technical scheme that adopts is:
A kind of long distance concentrated phase conveying system with auxiliary blowing apparatus comprises pneumatic control device, storage bin, transmission jar, fluidization conveyer, online branch feed bin and concentrated phase delivery duct.Described concentrated phase delivery duct is by carrying outer tube, internal lining pipe and auxiliary blowing apparatus to form, puff port is offered in internal lining pipe one side segmentation, described internal lining pipe is inserted in the conveying outer tube, internal lining pipe is fixedly connected on the interior upper wall of carrying outer tube to offer the relative opposite side of puff port, auxiliary blowing apparatus, be made of angled nozzle and control cock, auxiliary blowing apparatus is being carried on outer tube and the internal lining pipe with angled nozzle segmentation solid welding, and angled nozzle is communicated with internal lining pipe.Described fluidization conveyer, constitute by stream line pattern cylindrical shell, diaphragm and admission port, the stream line pattern cylindrical shell is provided with admission port, diaphragm is located at admission port one side, and be fixedly connected on the stream line pattern cylindrical shell inwall, partition materials flow and air-flow, fluidization conveyer one end are connected with concentrated phase delivery duct one end and communicate, the fluidization conveyer other end with send jar and be connected and communicate.Described storage bin and online branch feed bin constitute by main body batch can, feed bin controller and solid and gas disconnector, the solid and gas disconnector is established at the batch can top of the batch can of storage bin and online branch feed bin respectively, the lower end is established the feed bin controller respectively, the storage bin lower end by the feed bin controller, with send jar and be connected and communicate, be connected with the described concentrated phase delivery duct other end on the online branch feed bin and communicate.Described pneumatic control device comprises Air compressor, storage tank and system control device.Air compressor connects storage tank by pipeline, storage tank connected system control setup.System control device connects the transmission jar, connects fluidization conveyer admission port, connects the auxiliary blowing apparatus angled nozzle by pipeline.
Above-mentioned system control device is made up of Programmable Logic Controller, liquid crystal touch screen, LCDs, chopping machine and peripheral hardware network interface, can have access to the data and the control system operation of output production process at any time.
The position up and down of above-mentioned storage bin and online branch feed bin is provided with level sensor respectively; Send jar top and be provided with level sensor.
Above-mentioned storage bin and transmission jar are connected with freeing pipe, and its freeing pipe is provided with blow off valve.
The diaphragm of above-mentioned fluidization conveyer is the diaphragm that streams and air-flow separate.
The transport method for concentrate phase of the above-mentioned long distance concentrated phase conveying system with auxiliary blowing apparatus comprises the following steps:
A, under normal pressure material by storage bin through the feed bin controller, enter and send jar, jar is completely closed the valve and the blow off valve of feed bin controller.
B, Adjustment System control setup make compressed air pressure be not less than 0.6MP, and the material that sends jar enters the fluidization conveyer and carries out the fluidization processing under gravity and pressurized air combined action, be sent to the concentrated phase delivery duct again.
C, employing have the length of auxiliary blowing apparatus carries apart from concentrated phase, and pressurized air becomes the inclination air-flow through the gas port of internal lining pipe 18, fluidized material is formed length a series of material bolts about equally flow in the concentrated phase delivery duct, finally is sent to online branch feed bin.
D, prolongation fed distance increase pressurized airs by auxiliary blowing apparatus to internal lining pipe 18 and form air-flow, and air-flow prolongs fed distance, can extend to more than the 1200m.
Innovation point of the present invention:
1, the present invention is all adopting the control of digital human-computer interaction formula aspect system's control, the various work condition states of system are pooled to main control computer by sensor through data trap, and the operation of system control also realizes operation automatically by computing machine through electric actuator.
2, a series of gas port accurate positionings of internal lining pipe need not adjusted, and do not establish consumable accessorys such as deflecting plate, damping panel and stabiliser yet.
3, in the respective length section of concentrated phase delivery duct, the auxiliary blowing apparatus of some is housed, can improve the kinetic energy of material bolt, make fed distance not have limitation, distance can reach more than the 1200m.
4, the present invention adopts concentrated phase to carry, and it is little to reduce the power consumption of pressurized air consumption, and the low material that reduces of convey materials speed damages, and alleviates the wearing and tearing of material to pipeline.
5, floor area of the present invention is little, can level, vertical or tilted configuration delivery duct, also can set up or imbed underground in the air, and can cross over road or building more easily.
Description of drawings
Fig. 1 is the structural representation of concentrated phase conveying system of the present invention.
Fig. 2 is fluidization conveyer of the present invention and concentrated phase delivery duct fundamental diagram.
The specific embodiment
Embodiment:
The long distance concentrated phase conveying system with auxiliary blowing apparatus that this example is carried for aluminium oxide comprises pneumatic control device, storage bin 4, sends jar 14, fluidization conveyer 12, online branch feed bin 8 and concentrated phase delivery duct 11.Described concentrated phase delivery duct 11 is by carrying outer tube 17, internal lining pipe 18 and auxiliary blowing apparatus 19 to form, puff port 22 is offered in internal lining pipe 18 1 side segmentations, described internal lining pipe 18 is inserted in carries outer tube 17, internal lining pipe 18 is fixedly connected on the interior upper wall of carrying outer tube 17 to offer puff port 22 relative opposite sides, auxiliary blowing apparatus 19, be made of angled nozzle 21 and control cock 20, auxiliary blowing apparatus 19 is being carried on outer tube 17 and the internal lining pipe 18 with angled nozzle 21 segmentation solid weldings, and angled nozzle 21 is communicated with internal lining pipe 18.Described fluidization conveyer 12, constitute by stream line pattern cylindrical shell 26, diaphragm 24 and admission port 25, stream line pattern cylindrical shell 26 is provided with admission port 25, diaphragm 24 is located at admission port 25 1 sides, and be fixedly connected on stream line pattern cylindrical shell 26 inwalls, partition materials flow and air-flow, fluidization conveyer 12 1 ends are connected with concentrated phase delivery duct 11 1 ends and communicate, and fluidization conveyer 12 other ends are connected with the bleeder valve 13 that sends jars 14 and communicate.Described storage bin 4 and online branch feed bin 8 constitute by main body batch can, feed bin controller 15,10 and solid and gas disconnector 6,9, solid and gas disconnector 6,9 is established at the batch can top of the batch can of storage bin 4 and online branch feed bin 8 respectively, the lower end is established feed bin controller 15,10 respectively, and the position up and down of storage bin 4 and online branch feed bin 8 is provided with level sensor 5 respectively; Storage bin 4 and transmission jar 14 are connected with freeing pipe 7, and its freeing pipe 7 is provided with blow off valve 16.Storage bin 4 lower ends by feed bin controller 15 with send jars 14 and be connected and communicate, online branch feed bin 8 upper ends are connected with described concentrated phase delivery duct 11 other ends and communicate.Described pneumatic control device comprises Air compressor 1, storage tank 2 and system control device 3.Air compressor 1 connects storage tank 2, storage tank 2 connected system control setups 3 by pipeline.System control device 3 is made up of Programmable Logic Controller, liquid crystal touch screen, LCDs, chopping machine and peripheral hardware network interface, can have access to the data and the control system operation of output production process at any time.System control device 3 connects transmission jar 14, connects fluidization conveyer 12 admission ports 25, connects auxiliary blowing apparatus 19 angled nozzles 21 by pipeline, constitutes a kind of long distance concentrated phase conveying system and method with auxiliary blowing apparatus.
Have the transport method for concentrate phase of the long distance concentrated phase conveying system of auxiliary blowing apparatus, comprise the following steps:
A, material is entered through feed bin controller 15 by storage bin 4 and sends jars 14 under normal pressure, and jar is completely closed the valve and the blow off valve 16 of feed bin controller 15.
B, Adjustment System control setup 3 make compressed air pressure at 0.7MP, and the material that sends jar 14 enters fluidization conveyer 12 and carries out the fluidization processing under gravity and pressurized air combined action, be sent to concentrated phase delivery duct 11 again.
C, employing have the length of auxiliary blowing apparatus and carry apart from concentrated phase, pressurized air becomes the inclination air-flow through the gas port 22 of internal lining pipe 18, fluidized material is formed length a series of material bolts 23 about equally in concentrated phase delivery duct 11, flow, finally be sent to online branch feed bin 8.
D, prolongation fed distance increase pressurized airs by auxiliary blowing apparatus 19 to internal lining pipe 18 and form air-flow, and air-flow prolongs fed distance, can extend to 1200m.
System fails the material process:
Aluminium oxide is entered through feed bin controller 15 by storage bin 4 and sends jar 14, close the charging valve after jar is full, open air valve, aluminium oxide is under gravity and pressurized air combined action, enter concentrated phase delivery duct 11 through fluidization conveyer 12, and it is mobile in delivery duct to form length series material bolt 23 about equally.And the material bolt causes gas flow rate inequality in the pipeline, when gas flow rate is reduced to a certain critical value, resistance to flow suddenly increases, solid material was fully parked with at the pipe end, and effective passage of steam flow reduces in the pipeline, and gas flow rate increases in this section, the material that is fully parked with is from outward appearance to inner essence blown away, along with the increase of pipeline free area product space, air-flow velocity will reduce again, and solid material can be stagnated again.So move in circles, material moves forward as the fluidized state of sand dune movable type, and promptly so-called concentrated phase is carried.When fed distance is longer, by setting up auxiliary blowing apparatus fed distance is brought up to more than the 1200m, can make aluminium oxide be transported to each online branch feed bin and be used for production and processing.
Claims (6)
1, a kind of long distance concentrated phase conveying system with auxiliary blowing apparatus comprises pneumatic control device, storage bin (4), sends jar (14), a fluidization conveyer (12), online branch feed bin (8) and concentrated phase delivery duct (11); It is characterized in that described concentrated phase delivery duct (11) is by carrying outer tube (17), internal lining pipe (18) and auxiliary blowing apparatus (19) are formed, puff port (22) is offered in internal lining pipe (18) one side segmentations, described internal lining pipe (18) is inserted in carries outer tube (17), internal lining pipe (18) is fixedly connected on the interior upper wall of carrying outer tube (17) to offer the relative opposite side of puff port (22), auxiliary blowing apparatus (19), constitute by angled nozzle (21) and control cock (20), auxiliary blowing apparatus (19) is being carried on outer tube (17) and the internal lining pipe (18) with angled nozzle (21) segmentation solid welding, and angled nozzle (21) is communicated with internal lining pipe (18); Described fluidization conveyer (12), constitute by stream line pattern cylindrical shell (26), diaphragm (24) and admission port (25), stream line pattern cylindrical shell (26) is provided with admission port (25), diaphragm (24) is located at admission port (25) one sides, and be fixedly connected on stream line pattern cylindrical shell (26) inwall, fluidization conveyer (12) one ends are connected with concentrated phase delivery duct (11) one ends and communicate, fluidization conveyer (12) other end with send jar (14) and be connected and communicate; Described storage bin (4) and online branch feed bin (8) constitute by main body batch can, feed bin controller and solid and gas disconnector, the batch can top of the batch can of storage bin (4) and online branch feed bin (8) is established solid and gas disconnector (6), (9) respectively, the lower end is established feed bin controller (15), (10) respectively, storage bin (4) lower end is connected and communicates with sending jar (14) by feed bin controller (15), is connected with described concentrated phase delivery duct (11) other end on the online branch feed bin (8) to communicate; Described pneumatic control device comprises Air compressor (1), storage tank (2) and system control device (3); Air compressor (1) connects storage tank (2), storage tank (2) connected system control setup (3) by pipeline; System control device (3) connects transmission jar (14), connection fluidization conveyer (12), admission port (25), connects auxiliary blowing apparatus (19) angled nozzle (21) by pipeline.
2, a kind of long distance concentrated phase conveying system according to claim 1 with auxiliary blowing apparatus, it is characterized in that described system control device (3), form by Programmable Logic Controller, liquid crystal touch screen, LCDs, chopping machine and peripheral hardware network interface, can have access to the data and the control system operation of output production process at any time.
3, a kind of long distance concentrated phase conveying system with auxiliary blowing apparatus according to claim 1 is characterized in that the position up and down of described storage bin (4) and online branch feed bin (8) is provided with level sensor (5) respectively; Send jar (14) top and be provided with level sensor (5).
4, a kind of long distance concentrated phase conveying system with auxiliary blowing apparatus according to claim 1 is characterized in that described storage bin (4) and sends jar (14) being connected with freeing pipe (7), and its freeing pipe (7) is provided with blow off valve (16).
5, a kind of long distance concentrated phase conveying system with auxiliary blowing apparatus according to claim 1, the diaphragm (24) that it is characterized in that described fluidization conveyer (12) are the diaphragm (24) that streams (27) and air-flow (28) separate.
6, a kind of transport method for concentrate phase with long distance concentrated phase conveying system of auxiliary blowing apparatus according to claim 1 is characterized in that comprising the following steps:
A, material is entered through feed bin controller (15) by storage bin (4) and sends jar (14) under normal pressure, and jar is completely closed the valve and the blow off valve (16) of feed bin controller (15);
B, Adjustment System control setup make compressed air pressure be not less than 0.6MP, and the material that sends jar (14) enters fluidization conveyer (12) and carries out the fluidization processing under gravity and pressurized air combined action, be sent to concentrated phase delivery duct (11) again;
C, employing have the length of auxiliary blowing apparatus and carry apart from concentrated phase, pressurized air becomes the inclination air-flow through the gas port (22) of internal lining pipe (18), fluidized material is formed length a series of material bolts (23) about equally in concentrated phase delivery duct (11), flow, finally be sent to online branch feed bin (8);
D, prolongation fed distance increase pressurized air by auxiliary blowing apparatus to internal lining pipe (18) and form air-flow, and air-flow prolongs fed distance, can extend to 1200m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102285518A CN101391709A (en) | 2008-11-05 | 2008-11-05 | Long distance concentrated phase conveying system and method with auxiliary blowing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102285518A CN101391709A (en) | 2008-11-05 | 2008-11-05 | Long distance concentrated phase conveying system and method with auxiliary blowing apparatus |
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| CN101391709A true CN101391709A (en) | 2009-03-25 |
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| CNA2008102285518A Pending CN101391709A (en) | 2008-11-05 | 2008-11-05 | Long distance concentrated phase conveying system and method with auxiliary blowing apparatus |
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| CN109625976A (en) * | 2019-01-14 | 2019-04-16 | 肇庆市新大力设备制造安装有限公司 | A kind of Pneumatic conveyer |
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Application publication date: 20090325 |