CN105110015A - Pneumatic force slag removal conveying system - Google Patents
Pneumatic force slag removal conveying system Download PDFInfo
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- CN105110015A CN105110015A CN201510566890.7A CN201510566890A CN105110015A CN 105110015 A CN105110015 A CN 105110015A CN 201510566890 A CN201510566890 A CN 201510566890A CN 105110015 A CN105110015 A CN 105110015A
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- transmitter
- slag
- storehouse
- delivery duct
- air
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Abstract
A pneumatic force slag removal conveying system comprises a transitional cabin, a fluidized device, an air supply device and a slag room, wherein the transitional cabin comprises a material inlet, a cabin lower port, a manual operation gate door and a vent valve; the fluidized device comprises a material inlet valve, a transmitter and a conveying pipeline; the air supply device comprises a control box, an air inlet component, a middle air inlet pipe, a bottom air inlet pipe and an air supply pipe; and the slag room comprises a terminal box. According to the invention, the design is scientific; the layout is reasonable; the fluidized device and the air supply device are used in a cooperate way, thus the difficulties of the transmitter for conveying granular material in the existing technology are solved completely; the utilization rate of the device is greatly improved; at the same time, the abrasion to the device is reduced effectively; and the pipe is not easily blocked, thus regular maintenance is avoided.
Description
Technical field
The invention belongs to Pneumatic Conveying Technology field, be specifically related to a kind of Novel pneumatic slagging-off delivery system.
Background technology
Coal unit pneumatic slag removing system belongs to a kind of pneumatic conveying process.Its conventional course of conveying is: the end slag of boiler enters transition warehouse after fragmentation, then arrives transmitter further, eventually passes the mode by Geldart-D particle, will fall into the bottom ash conveying of transmitter to slag storehouse.
At present, coal unit pneumatic slag removing delivery system is at home and abroad all widely used coal-burning power plant.But pneumatic slag removing system of the prior art is very immature, in practice, there is a lot of problem, such as: the first, conveying poor stability, show as frequent plugging, equipment failure rate is high; The second, energy consumption is high, and carry grey gas lower than very, majority is difficult to reach 10, thus causes the cost performance of slagging-off low, even reliable not as good as machinery conveying; 3rd, equipment attrition is fast, and due to rare high to conveying flow velocity, channel bend puts into operation in system and just there will be the worn out phenomenon in local in the near future, considerably increases maintenance cost.
For above-mentioned technical matters, the invention provides a kind of pneumatic slag removing delivery system, a transition warehouse is set below the cinder notch that falls, avoid end slag to the direct impact of transmitter, reduce material to the infringement of equipment, manual lock gate hatch, expansion joint, inlet valve is connected under transition warehouse, bottom connects slagging-off dedicated transmitter, transmitter is furnished with inlet valve, blow off valve, fluidizer, conveying, making-up air device etc., the conveying ash gas of this Novel pneumatic slag removing system is higher than very, energy consumption and equipment attrition are all low, and feeding is stablized, and need not often safeguard.
Summary of the invention
To achieve these goals, technical scheme of the present invention is as follows:
A kind of pneumatic slag removing delivery system, comprises transition warehouse (1), fluidizer, making-up air device and slag storehouse (15); Wherein, described transition warehouse (1) comprises inlet point (16), storehouse end opening (17), manual lock gate hatch (2), blow off valve (14), and described fluidizer comprises inlet valve (18), transmitter (4), delivery duct (9); Described making-up air device comprises control box (6), air enters assembly (7), intermediate admission (19), bottom inflow pipe (20), blowdown pipe (8); Described slag storehouse (15) comprises termination rack (10);
It is characterized in that: described transition warehouse (1) inlet point (16) is connected with the cinder notch pipeline that falls, storehouse end opening (17) is connected with manual lock gate hatch (2), inlet valve (18) from top to bottom successively; Inlet valve (18) is connected with transmitter (4); Transmitter upper end is connected with blow off valve (14), timely displaced air when facilitating blanking, thus makes blanking more smooth and easy; Transmitter (4) bottom is provided with gasification chassis (5), enter delivery duct (9) after can making the abundant fluidisation of material by this gasification chassis (5), thus make the operation of material in delivery duct (9) more smooth; Described making-up air device realizes controlling in real time by control box (6), air enters assembly (7) and the pressurized air of charging is divided into three tunnels, one tunnel is intermediate admission (19), it enters from the middle part of transmitter (4), one tunnel is bottom inflow pipe (20), it enters from the bottom of transmitter (4), one tunnel is blowdown pipe (8), the pressure gas of its UNICOM's charging, and be delivery duct (9) tonifying Qi on the way; Described delivery duct (9) is connected with slag storehouse (15).
Further, between described manual lock gate hatch (2) and inlet valve (18), be also provided with expansion joint (3), the thermal walking that the end slag absorbing high temperature produces.
Further, described transmitter (4) is provided with the first level-sensing device (21), can control the material that each blanking falls into storehouse pump, thus the remote automation realizing conveying program controls.
Further, described blowdown pipe (8) is delivery duct (9) tonifying Qi on the way, delivery duct (9) arranges a tonifying Qi point every a segment distance, extends to slag storehouse (15) always.
Further, described slag storehouse (15) is provided with the second level-sensing device (12) and continuous material level meter (13), accurately can control the material falling into slag storehouse.
Further, described slag storehouse (15) top is provided with bag dust collector (11), and removing flies into the airborne dust in slag storehouse, realizes the economy of system, environmental protection.
Advantage of the present invention is:
(1) gasification chassis is provided with bottom the transmitter of the application, enter delivery duct after can making the abundant fluidisation of material by this gasification chassis, thus make the operation of material in delivery duct more smooth, effectively reduce equipment attrition, and few plugging, avoid frequent maintenance.
(2) making-up air device of the application adopts three tunnel distributions, thoroughly solves the tonifying Qi difficulty that prior art transmitter faces in conveying particulate material, substantially increases the utilization ratio of equipment.
(3) the application implements discontinuous tonifying Qi on the way at delivery duct, efficiently solve the problem of bulky grain, the material sedimentation on the way of proportion greatly, serve 4 two groups of very heavy effects, achieve the grey gas ratio of more than 20, fed distance was greatly improved than in the past.Compare the technical bottleneck that legacy systems difficulty or ease break through 200 meters of fed distance, the application can realize the fed distance being no less than 1000 meters.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1 transitional storehouse, 2 manual lock gate hatches, 3 expansion joints, 4 transmitters, 5 gasification chassis, 6 control boxs, 7 air enter assembly, 8 blowdown pipes, 9 delivery ducts, 10 termination racks, 11 bag dust collectors, 12 second level-sensing devices, 13 continuous material level meters, 14 blows off valve, 15 slag storehouses, 16 inlet points, 17 storehouse end openings, 18 inlet valves, 19 intermediate admission, 20 bottom inflow pipes, 21 first level-sensing devices.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
See Fig. 1, the Novel pneumatic slagging-off delivery system described in the application, comprises transition warehouse 1, fluidizer, making-up air device and slag storehouse 15; Wherein, described transition warehouse 1 comprises inlet point 16, storehouse end opening 17, manual lock gate hatch 2, blow off valve 14, and described fluidizer comprises inlet valve 18, transmitter 4, delivery duct 9; Described making-up air device comprises control box 6, air enters assembly 7, intermediate admission 19, bottom inflow pipe 20, blowdown pipe 8; Described slag storehouse 15 comprises termination rack 10; Described transition warehouse 1 inlet point 16 is connected with the cinder notch pipeline that falls, and storehouse end opening 17 is connected with manual lock gate hatch 2, inlet valve 18, transmitter 4 from top to bottom successively; Transmitter upper end is connected with blow off valve 14, timely displaced air when facilitating blanking, thus makes blanking more smooth and easy; Be provided with gasification chassis 5 bottom transmitter 4, enter delivery duct 9 after the abundant fluidisation of material can being made by this gasification chassis 5, thus make the operation of material in delivery duct 9 more smooth; Described making-up air device realizes real-time control by control box 6, air enters assembly 7 and the pressurized air of charging is divided into three tunnels, one tunnel is intermediate admission 19, it enters from the middle part of transmitter 4, one tunnel is bottom inflow pipe 20, and it enters from the bottom of transmitter 4, and a road is blowdown pipe 8, the pressure gas of its UNICOM's charging, and be delivery duct 9 tonifying Qi on the way; Described delivery duct 9 is connected with slag storehouse 15.
Transmitter 4 is provided with blow off valve 14, when facilitating blanking, can replace the air of transmitter in time, allows blanking ratio smoothly; Fall into the material of storehouse pump to accurately control each blanking, transmitter 4 is provided with the first level-sensing device 21, controls with the remote automation that this realizes conveying program.Expansion joint 3 is also provided with, the thermal walking that the end slag absorbing high temperature produces between described manual lock gate hatch 2 and inlet valve 18.Further, described blowdown pipe 8 is delivery duct 9 tonifying Qi on the way, delivery duct 9 arranges a tonifying Qi point every a segment distance, extend to slag storehouse 15 always, the method efficiently solves the problem of bulky grain, the material sedimentation on the way of proportion greatly, serve 4 two groups of very heavy effects, achieve the grey gas ratio of more than 20, fed distance was greatly improved than in the past.Described slag storehouse (15) is provided with the second level-sensing device (12) and continuous material level meter (13), accurately can control the material falling into slag storehouse.In addition, slag storehouse (15) top is also provided with bag dust collector (11), and removing flies into the airborne dust in slag storehouse, realizes the economy of system, environmental protection.
The application's design science, rationally distributed, utilize the synergy of fluidizer, making-up air device, thoroughly solve the tonifying Qi difficulty that prior art transmitter faces in conveying particulate material, substantially increase the utilization ratio of equipment, effectively reduce equipment attrition simultaneously, and few plugging, avoid frequent maintenance.
More than show and describe groundwork of the present invention, principal character and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and specification sheets; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in claimed scope of the present invention.The protection domain of application claims is defined by appending claims and equivalent thereof.
Claims (6)
1. a pneumatic slag removing delivery system, comprises transition warehouse (1), fluidizer, making-up air device and slag storehouse (15); Wherein, described transition warehouse (1) comprises inlet point (16), storehouse end opening (17), manual lock gate hatch (2), blow off valve (14), and described fluidizer comprises inlet valve (18), transmitter (4), delivery duct (9); Described making-up air device comprises control box (6), air enters assembly (7), intermediate admission (19), bottom inflow pipe (20), blowdown pipe (8); Described slag storehouse (15) comprises termination rack (10);
It is characterized in that: described transition warehouse (1) inlet point (16) is connected with the cinder notch pipeline that falls, storehouse end opening (17) is connected with manual lock gate hatch (2), inlet valve (18) from top to bottom successively; Inlet valve (18) is connected with transmitter (4); Transmitter upper end is connected with blow off valve (14), timely displaced air when facilitating blanking, thus makes blanking more smooth and easy; Transmitter (4) bottom is provided with gasification chassis (5), enter delivery duct (9) after can making the abundant fluidisation of material by this gasification chassis (5), thus make the operation of material in delivery duct (9) more smooth; Described making-up air device realizes controlling in real time by control box (6), air enters assembly (7) and the pressurized air of charging is divided into three tunnels, one tunnel is intermediate admission (19), it enters from the middle part of transmitter (4), one tunnel is bottom inflow pipe (20), it enters from the bottom of transmitter (4), one tunnel is blowdown pipe (8), the pressure gas of its UNICOM's charging, and be delivery duct (9) tonifying Qi on the way; Described delivery duct (9) is connected with slag storehouse (15).
2. pneumatic slag removing delivery system according to claim 1, is characterized in that: be also provided with expansion joint (3) between described manual lock gate hatch (2) and inlet valve (18), the thermal walking that Absorbable rod high temperature bottom slag produces.
3. pneumatic slag removing delivery system according to claim 1, it is characterized in that: described transmitter (4) is provided with the first level-sensing device (21), can control the material that each blanking falls into storehouse pump, thus the remote automation realizing conveying program controls.
4. pneumatic slag removing delivery system according to claim 1, it is characterized in that: described blowdown pipe (8) is delivery duct (9) tonifying Qi on the way, delivery duct (9) arranges a tonifying Qi point every a segment distance, extends to slag storehouse (15) always.
5. pneumatic slag removing delivery system according to claim 1, is characterized in that: described slag storehouse (15) is provided with the second level-sensing device (12) and continuous material level meter (13), accurately can control the material falling into slag storehouse.
6. pneumatic slag removing delivery system according to claim 1, is characterized in that: described slag storehouse (15) top is provided with bag dust collector (11), can effectively remove the airborne dust flying into slag storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510566890.7A CN105110015A (en) | 2015-09-09 | 2015-09-09 | Pneumatic force slag removal conveying system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510566890.7A CN105110015A (en) | 2015-09-09 | 2015-09-09 | Pneumatic force slag removal conveying system |
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| CN105110015A true CN105110015A (en) | 2015-12-02 |
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| CN201510566890.7A Pending CN105110015A (en) | 2015-09-09 | 2015-09-09 | Pneumatic force slag removal conveying system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692206A (en) * | 2016-03-30 | 2016-06-22 | 利丰海洋工程（深圳）有限公司 | Bulk material conveying system and fluidized bed thereof |
| CN106108108A (en) * | 2016-07-01 | 2016-11-16 | 云南中烟工业有限责任公司 | Tobacco shred malleation dense phase pneumatic conveying system |
| CN116495487A (en) * | 2023-06-28 | 2023-07-28 | 中建安装集团西安建设投资有限公司 | Ultra-long distance conveying device and method for granular materials |
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| CN116495487A (en) * | 2023-06-28 | 2023-07-28 | 中建安装集团西安建设投资有限公司 | Ultra-long distance conveying device and method for granular materials |
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Application publication date: 20151202 |
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