CN200948983Y - Discharging device on lower material feeder for carbonaceous solid powder - Google Patents
Discharging device on lower material feeder for carbonaceous solid powder Download PDFInfo
- Publication number
- CN200948983Y CN200948983Y CN 200620046368 CN200620046368U CN200948983Y CN 200948983 Y CN200948983 Y CN 200948983Y CN 200620046368 CN200620046368 CN 200620046368 CN 200620046368 U CN200620046368 U CN 200620046368U CN 200948983 Y CN200948983 Y CN 200948983Y
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- discharger
- inlet
- cone
- feeding device
- drawing mechanism
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The utility model relates to a discharging device which is under a feeding device for carbon solid powder materials. The discharging device is connected with the lower end of the main feeder body of the feeding device, the upper end of which is equipped with a feed port, and the lower end is equipped with a discharge port. The utility model is characterized in that least three discharge ports and cone guiders with the same geometric shape and size are arranged in the utility model. A joint plate is connected between a plurality of discharge devices and the guiders. The upper end of the discharge device is equipped with a feed port while its lower end is equipped with a discharge port. All feed ports of the discharge devices are in the same horizontal and the neighboring two feed ports are basically tangential. The conical tip of the guider is upward equipped in the horizontal of the feed port and arranged in the horizontal among all feed ports. The utility model could make carbon solid powder evenly discharged from a plurality of discharge ports with a stable quality flow rate so as to make the carbon solid powder feeding supplied to reactor through a plurality of nozzles with a high transport concentration.
Description
Technical field
The utility model relates to a kind of drawing mechanism, relate in particular to a kind of be used for the feeding device bottom can make carbonaceous solids powder (particularly Gan Zao coal dust) utilize pneumatic conveying method equably, stably, high concentration ground drawing mechanism from wherein discharging.
Background technology
Raw material is in reactor (for example gasification furnace and blast furnace etc.) feeder process, if the raw material mass flowrate instability that adds, important operating parameter such as carbon ratio etc. are also just unstable, the result can cause local overheating in the reactor, influence reaction stable carries out the stable operation with reactor, and the localized hyperthermia that produces also might damage reactor linings and nozzle.For the reactor that adopts a plurality of nozzle material-feedings, for preventing to produce the problems referred to above, except that require feed flow rates stable, the raw material flow rate that also requires to enter each nozzle simultaneously must be basic identical, this just requires the raw material in the feeding device to be become the multiply material to enter reactor by uniform distribution.Disclosed a kind of feeding device comprises " at least two geometric configuratioies are identical; have the container of the downward cone-shaped wall of awl point " as CN1032746A, " position of described container is adjacent one another are and crossing; form between the total plane of the void between the two in joining; the bottom of this intersection has on the specific range of horizontal surface in the void perpendicular to this two containers discharge orifice ", and " the control compound is by the flow rate of described container egress hole separately; its method is the flow rate of control via first gas of the wall injection of container bottom ", therefore, two these feeding device technical pattern complexity with upper outlet, the processing and manufacturing difficulty, while method of controlling operation thereof complexity, flow adjustment range is little.Publication CN1670137A belongs to from the technology of charging (feeding) equipment top pulverized coal conveying, is provided with coal chute in charging (feeding) equipment inside, and feeding fluidized wind in slave unit bottom could be carried after the aerated materials distribution makes the coal dust fluidisation; The fluidized state that the deficiency of this technology is coal dust in the equipment to stable carry most important, to the performance of aerated materials comprise require in service life etc. also very high; If the not good meeting of fluidizing performance causes the fluctuation of fine coal flow rate, instability is when taking place to stop up, because the part delivery duct at device interior, need spend more time and efforts during mediation.Publication CN1064314A discloses a kind of transport method for concentrate phase of pulverized coal injection, adopts single tube to be delivered to coal dust to be dispensed to many arms behind the lotus formula distributing box to send into blast furnace again; Yet lotus formula distributing box is only applicable to the not high situation of raw material transportation concentration, conveying solid-gas ratio when the streaming tank tank pressure is 0.3～0.7Mpa only is 50～80kg/kg, if transportation concentration continues to improve the obstruction that just easily causes lotus formula distributing box, normal operation is produced in influence.
Summary of the invention
Technical problem to be solved in the utility model provide a kind of can make the carbonaceous solids powder equably, mass flowrate stably discharges from a plurality of outlets, make the carbonaceous solids powder can be with high transportation concentration by the drawing mechanism of a plurality of nozzles, to overcome the above-mentioned defective that prior art exists to the feeding device bottom that is used for the carbonaceous solids powder of reactor feed.
The technical scheme of the utility model technical solution problem is as follows:
A kind of drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder, it is connected with the loader main body lower end of feeding device, its upper end is provided with inlet point, the lower end is provided with discharging opening, it is characterized in that: comprise at least three geometric configuratioies and measure-alike discharger and conical guider, pass through the connecting panel captive joint between described a plurality of dischargers and the guides;
Described discharger upper end is provided with an inlet point, and the lower end is provided with a discharging opening, and the inlet point of all dischargers is all on same horizontal surface, and adjacent two inlet points are tangent substantially;
What described guides awl point made progress is arranged on the horizontal surface of inlet point place, and on the horizontal surface between all inlet points.
By above disclosed technical scheme as can be known, the utility model drawing mechanism can make carbonaceous solids powder and gas mixture in the feeding device discharge equably from a plurality of outlets with stabilized quality flow rate and higher transportation concentration by at least three identical dischargers are set; Simultaneously, the taper guides can be eliminated the dead band that obstruction carbonaceous solids powder that the existence owing to gap between a plurality of discharger inlet points forms flows downward; Can build bridge the stability that increases carbonaceous solids powder flowing power and flow for to destroy an amount of inflation of carbonaceous solids powder by the gas inlet device that is arranged on the discharger wall in addition.
Description of drawings
Fig. 1 is the specific embodiment that the utility model drawing mechanism is connected in the feeding device lower end;
Fig. 2 is an A-A section structure scheme drawing among Fig. 1;
Fig. 3 is another embodiment scheme drawing of gas inlet device that is arranged on the discharger.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is described in detail.
As shown in Figure 1 and Figure 2, the utility model is used for the drawing mechanism of the feeding device bottom of carbonaceous solids powder, it is connected with loader main body 5 lower ends of feeding device, its upper end is provided with inlet point, the lower end is provided with discharging opening, comprise four geometric configuratioies and measure-alike circular cone tubular discharger 1 and conical guider 2, pass through connecting panel 3 captive joints between described a plurality of dischargers 1 and the guides 2;
Described discharger 1 upper end is provided with an inlet point 101, and the lower end is provided with a discharging opening 102; The inlet point 101 of all dischargers is all on same horizontal surface, and adjacent two inlet points 101 are tangent substantially; The area summation of all inlet points on the inlet point 101 place horizontal surfaces of described discharger 1 accounts for 60～90% of this horizontal surface area.
What described guides 2 awl points made progress is arranged on the inlet point 101 place horizontal surfaces, and on the horizontal surface between all inlet points.The tangent in twos and middle formation incircle 103 of the inlet point 101 of all dischargers, peripherally form a circumcircle 104, described guides bottom surface circular diameter is identical with the diameter of incircle 103, and the awl point up is placed on the described incircle 103, and the diameter of circumcircle 104 is identical with discharge gate 501 diameters of its bonded assembly loader main body 5.The cone angle of described guides 2 is identical with the cone angle of discharger 1, is 20～60 °.
As shown in Figure 1, also comprise the gas inlet device 4 that is arranged on each discharger 1 wall, which is provided with gas feed 401, described gas inlet device 4 is the jacket type pyramidal structure, it is embedded on the circular cone tubular wall of discharger, comprises inner cone 402 and outer cone 403; The clearance space 404 that forms between described inner cone 402 and the outer cone 403, described inner cone 402 is the pory frustum of a cone, and the inside face of the inside face of inner cone 402 and its embedded bonded assembly discharger 1 is on the same conical surface, and described admission port 401 is arranged on the outer cone 402.
Shown in another embodiment of Fig. 3 gas inlet device, described gas inlet device 4 ' is the catheter type structure ringwise, and it comprises: at least one air inlet ring 402 ' and several air induction conduits 403 '; Described gas feed 401 ' is arranged on the air inlet ring 402 '; Described air inlet ring 402 ' is for being located at the ring-like tubular structure of discharger periphery; Described air induction conduit 403 ' one end be connected with air inlet ring 402 ' and communicate, other end end is fixed with air inlet that aerated materials makes 404 ', described air inlet 404 ' is embedded on the discharger wall, described air inlet 404 ' rectangular distribution at least one horizontal circumference of discharger 1 '.
During actual the use, also can below the loader main body on feeding device top, gas inlet device be set, and on the drawing mechanism gas inlet device be set.
The above is the utility model preferred embodiment only, is not to be used for limiting the utility model practical range.All equalizations of being done according to the utility model scope change and modify, and are the utility model and contain.
Claims (7)
1. drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder, it is connected with the loader main body lower end of feeding device, its upper end is provided with inlet point, the lower end is provided with discharging opening, it is characterized in that: comprise at least three geometric configuratioies and measure-alike discharger (1) and conical guider (2), pass through connecting panel (3) captive joint between described a plurality of dischargers (1) and the guides (2);
Described discharger (1) upper end is provided with an inlet point (101), and the lower end is provided with a discharging opening (102); The inlet point of all dischargers (101) is all on same horizontal surface, and adjacent two inlet points (101) are tangent substantially;
What described guides (2) awl point made progress is arranged on the horizontal surface of inlet point (101) place, and on the horizontal surface between all inlet points.
2. the drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder according to claim 1 is characterized in that, described discharger (1) is a circular cone tubular discharger, and described guides (2) is the cone guides.
3. the drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder according to claim 2, it is characterized in that, the tangent in twos and middle formation incircle (103) of the inlet point of all dischargers, the peripheral circumcircle (104) that forms, described guides bottom surface circle (201) diameter is identical with the diameter of incircle (103), and the awl point up is placed on the described incircle (103), and the diameter of circumcircle (104) is identical with the discharge gate diameter of its bonded assembly loader main body.
4. the drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder according to claim 1, it is characterized in that, also comprise the gas inlet device (4) that is arranged on each discharger (1) wall, which is provided with gas feed (401), described gas inlet device (4) is the jacket type pyramidal structure, it is embedded on the circular cone tubular wall of discharger, comprises inner cone (402) and outer cone (403); The clearance space (404) that forms between described inner cone (402) and the outer cone (403), described inner cone (402) is the pory frustum of a cone, the inside face of the inside face of inner cone (402) and its embedded bonded assembly discharger (1) is on the same conical surface, and described admission port (401) is arranged on the outer cone (402).
5. the drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder according to claim 1, it is characterized in that, also comprise the gas inlet device (4 ') that is arranged on each discharger (1) wall, which is provided with gas feed (401 '), described gas inlet device (4 ') is the catheter type structure ringwise, and it comprises: at least one air inlet ring (402 ') and several air induction conduit (403 '); Described gas feed (401 ') is arranged on the air inlet ring (402 '); Described air induction conduit (403 ') end be connected with air inlet ring (402 ') and communicate, other end end is fixed with the air inlet head (404 ') that aerated materials is made, described air inlet head (404 ') is embedded on the discharger wall, and described air inlet head (404 ') is rectangular distribution at least one horizontal circumference of discharger (1 ').
6. the drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder according to claim 1, it is characterized in that the area summation of all inlet points on inlet point (101) the place horizontal surface of described discharger (1) accounts for 60～90% of this horizontal surface area.
7. the drawing mechanism that is used for the feeding device bottom of carbonaceous solids powder according to claim 1 is characterized in that, the cone angle of described guides (2) is identical with the cone angle of discharger (1), is 20～60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620046368 CN200948983Y (en) | 2006-09-27 | 2006-09-27 | Discharging device on lower material feeder for carbonaceous solid powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620046368 CN200948983Y (en) | 2006-09-27 | 2006-09-27 | Discharging device on lower material feeder for carbonaceous solid powder |
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| Publication Number | Publication Date |
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| CN200948983Y true CN200948983Y (en) | 2007-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200620046368 Expired - Lifetime CN200948983Y (en) | 2006-09-27 | 2006-09-27 | Discharging device on lower material feeder for carbonaceous solid powder |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274708B (en) * | 2008-04-01 | 2010-11-03 | 黄华静 | Buffering type air hoister |
| CN102140371A (en) * | 2010-12-11 | 2011-08-03 | 水煤浆气化及煤化工国家工程研究中心 | Pulverized coal gasification device capable of measuring feeding quantity and performing on-line calibration of solid mass flow meter and on-line calibration method thereof |
| CN101545801B (en) * | 2009-05-08 | 2011-11-16 | 华东理工大学 | Calibration device for solid mass flow meter, using method and system comprising same |
| US9266688B2 (en) | 2010-09-30 | 2016-02-23 | General Electric Company | Feed vessels and systems for pneumatically conveying solid particles |
| US9387997B2 (en) | 2010-11-08 | 2016-07-12 | General Electric Company | Pipelines and conveying methods |
| US9429273B2 (en) | 2012-05-03 | 2016-08-30 | General Electric Company | Vessel apparatus with flow control element |
| CN105947704A (en) * | 2016-06-28 | 2016-09-21 | 怀宁县鑫源无纺布有限公司 | Material feeding device for non-woven fabric capable of smooth material conveying and discharging |
| CN107265136A (en) * | 2017-06-28 | 2017-10-20 | 中航锂电（江苏）有限公司 | A kind of lithium ion battery closes the slurry efficient blanking device of powder |
| CN107757983A (en) * | 2017-11-21 | 2018-03-06 | 湖南金炉科技有限责任公司 | Lower material head, the automatic dress alms bowl machine with the lower material head and its dress alms bowl method |
| CN107933982A (en) * | 2017-11-21 | 2018-04-20 | 湖南金炉科技有限责任公司 | Automatic dress alms bowl machine and its dress alms bowl method |
| CN109055992A (en) * | 2018-09-03 | 2018-12-21 | 中南大学 | A kind of aluminium oxide rotating separation blanking system |
-
2006
- 2006-09-27 CN CN 200620046368 patent/CN200948983Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274708B (en) * | 2008-04-01 | 2010-11-03 | 黄华静 | Buffering type air hoister |
| CN101545801B (en) * | 2009-05-08 | 2011-11-16 | 华东理工大学 | Calibration device for solid mass flow meter, using method and system comprising same |
| US9266688B2 (en) | 2010-09-30 | 2016-02-23 | General Electric Company | Feed vessels and systems for pneumatically conveying solid particles |
| US9387997B2 (en) | 2010-11-08 | 2016-07-12 | General Electric Company | Pipelines and conveying methods |
| CN102140371A (en) * | 2010-12-11 | 2011-08-03 | 水煤浆气化及煤化工国家工程研究中心 | Pulverized coal gasification device capable of measuring feeding quantity and performing on-line calibration of solid mass flow meter and on-line calibration method thereof |
| CN102140371B (en) * | 2010-12-11 | 2013-07-10 | 水煤浆气化及煤化工国家工程研究中心 | Pulverized coal gasification device capable of measuring feeding quantity and performing on-line calibration of solid mass flow meter and on-line calibration method thereof |
| US9429273B2 (en) | 2012-05-03 | 2016-08-30 | General Electric Company | Vessel apparatus with flow control element |
| CN105947704A (en) * | 2016-06-28 | 2016-09-21 | 怀宁县鑫源无纺布有限公司 | Material feeding device for non-woven fabric capable of smooth material conveying and discharging |
| CN107265136A (en) * | 2017-06-28 | 2017-10-20 | 中航锂电（江苏）有限公司 | A kind of lithium ion battery closes the slurry efficient blanking device of powder |
| CN107757983A (en) * | 2017-11-21 | 2018-03-06 | 湖南金炉科技有限责任公司 | Lower material head, the automatic dress alms bowl machine with the lower material head and its dress alms bowl method |
| CN107933982A (en) * | 2017-11-21 | 2018-04-20 | 湖南金炉科技有限责任公司 | Automatic dress alms bowl machine and its dress alms bowl method |
| CN109055992A (en) * | 2018-09-03 | 2018-12-21 | 中南大学 | A kind of aluminium oxide rotating separation blanking system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070919 |
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| EXPY | Termination of patent right or utility model |