CN103979326A - Material conveying system - Google Patents
Material conveying system Download PDFInfo
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- CN103979326A CN103979326A CN201410201050.6A CN201410201050A CN103979326A CN 103979326 A CN103979326 A CN 103979326A CN 201410201050 A CN201410201050 A CN 201410201050A CN 103979326 A CN103979326 A CN 103979326A
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- Prior art keywords
- deflector chute
- dust
- transporting system
- described deflector
- entrance
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Abstract
The invention discloses a material conveying system. The material conveying system comprises a guide chute, a blanking pipe and a conveying device arranged in the guide chute, wherein the cross sectional area of the guide chute is increased gradually from an inlet to an outlet; or the guide chute comprises a multistep sub chute body, and the cross sectional area of the sub chute body is increased gradually from the inlet to the outlet of the guide chute. Through the arrangement, the material conveying system can reduce the capacity of dust rushing out of the guide chute, so that dust pollution can be reduced effectively.
Description
Technical field
The present invention relates to feedway technical field, relate to more specifically a kind of material-transporting system.
Background technology
The device for transporting objects that includes deflector chute in prior art is not considered the air quantity influence factor in material conveying process conventionally, and then causes wind speed excessive, and dust is very easily gone out deflector chute with high velocity air, causes serious dust pollution.
Such as, coal handling system of the prior art, comprises deflector chute, material blanking tube and the feedway corresponding with the blanking port of material blanking tube, feedway is arranged at the inside of deflector chute.Feedway is in course of conveying, and the wind speed in deflector chute is larger, and dust is very easily gone out deflector chute with high velocity air, causes serious dust pollution.
Therefore, how to avoid dust in prior art easily to go out the problem of deflector chute, become those skilled in the art's important technological problems to be solved.
Summary of the invention
The invention provides a kind of material-transporting system, it can reduce the Dust Capacity of going out deflector chute, and then effectively reduces dust pollution.
A kind of material-transporting system provided by the invention, comprises deflector chute, material blanking tube and is arranged at the feedway in described deflector chute, the cross-sectional area of described deflector chute along entrance to Way out increases gradually; Or described deflector chute comprises multistage pilot trench body, and along the entrance of described deflector chute to Way out, the area of the cross-sectional plane of described pilot trench body increases step by step.
Preferably, the cross-sectional area of described deflector chute along entrance to Way out increases gradually, and the sectional area A of each position of described deflector chute is:
A＝Q/V
Wherein,
V＝km；
m＝f(w,d,v
min)；
In formula, the area that Au is material blanking tube;
R is mass flow;
S is drop;
D is the mean grain size of material;
Q is air quantity;
W is dust surface moisture;
D is dust aerodynamic size;
V
minfor the dust startup wind speed that takes off;
M has been dust quantity;
K is constant;
M=f (w, d, v
min) represent that m and w, d are inversely proportional to and v
minproportional.
Preferably, the inwall of described deflector chute is provided with atomising installation.
Preferably, described atomising installation comprises a plurality of shower nozzles, and a plurality of described shower nozzle distributes along entrance to the Way out of described deflector chute.
Preferably, also comprise the type dust arrester being arranged in described deflector chute, and described type dust arrester is provided with ventilative hole.
Preferably, a plurality of described type dust arresters distribute along entrance to the Way out of described deflector chute.
Preferably, also comprise circulating pipe, described circulating pipe one end is connected in the position that is close to entrance of described deflector chute, and the other end is for being connected with described material blanking tube.
A kind of material-transporting system provided by the invention, comprises deflector chute, material blanking tube and is arranged at the feedway in described deflector chute, the cross-sectional area of described deflector chute along entrance to Way out increases gradually; Or described deflector chute comprises multistage pilot trench body, and along the entrance of described deflector chute to Way out, the area of the cross-sectional plane of described pilot trench body increases step by step.
Material-transporting system provided by the invention, the sectional area of its deflector chute is the horn-like structure expanding gradually along throughput direction substantially, or formed by multistage pilot trench body, and along the entrance of deflector chute to Way out, the structure that the area of the cross-sectional plane of pilot trench body increases step by step, so arranges, the closer to the exit position of deflector chute, its inner wind speed is lower, and then the less dust of quality also can settle down along with the reduction of wind speed.Experiment showed, and adopt material-transporting system provided by the invention, the Dust Capacity of being gone out by deflector chute outlet can reduce more than 95%.Therefore, material-transporting system provided by the invention, can greatly reduce the Dust Capacity of going out deflector chute, and then effectively reduces deflector chute dust pollution.
Accompanying drawing explanation
Fig. 1 is material-transporting system structural representation in the specific embodiment of the invention;
Fig. 2 is the structural representation of material-transporting system in the another kind of specific embodiment of the present invention;
In Fig. 1 and Fig. 2:
Deflector chute-11, atomising installation-12, type dust arrester-13, circulating pipe-14, material blanking tube-15.
The specific embodiment
This specific embodiment provides a kind of material-transporting system, and it can reduce the Dust Capacity of going out deflector chute, and then effectively reduces dust pollution.
In order to make those skilled in the art better understand technical solution of the present invention, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
A kind of material-transporting system that this specific embodiment provides, comprises deflector chute 11, material blanking tube 15 and is arranged at the feedway in deflector chute 11, and the cross-sectional area of deflector chute 11 along entrance to Way out increase gradually, as shown in fig. 1; Or deflector chute comprises multistage pilot trench body, and along the entrance of deflector chute 11 to Way out, the area of the cross-sectional plane of pilot trench body increases step by step, as shown in Figure 2.
The material-transporting system that this specific embodiment provides, the sectional area of its deflector chute is the horn-like structure expanding gradually along throughput direction substantially, or formed by multistage pilot trench body, and along the entrance of deflector chute to Way out, the structure that the area of the cross-sectional plane of pilot trench body increases step by step, so arranges, the closer to the exit position of deflector chute, its inner wind speed is lower, and then the less dust of quality also can settle down along with the reduction of wind speed.The material-transporting system that adopts this specific embodiment to provide is provided, the Dust Capacity of being gone out by deflector chute outlet can effectively be reduced.
Therefore, the material-transporting system that this specific embodiment provides, can greatly reduce the Dust Capacity of going out deflector chute, and then effectively reduces deflector chute dust pollution.
Further, the cross-sectional area of the deflector chute that this specific embodiment provides along entrance to Way out increases gradually, and the sectional area A of each position of deflector chute is:
A＝Q/V
Wherein,
V＝km；
m＝f(w,d,v
min)；
In formula, the area that Au is material blanking tube;
R is mass flow;
S is drop;
D is the mean grain size of material;
Q is air quantity;
W is dust surface moisture;
D is dust aerodynamic size;
V
minfor the dust startup wind speed that takes off;
M has been dust quantity;
K is constant;
M=f (w, d, v
min) represent that m and w, d are inversely proportional to and v
minproportional.
It should be noted that, the k in above-mentioned formula in V=km is constant, and V and m are proportional, and the concrete numerical value of k can be selected different numerical value according to the difference of convey materials, and same, above-mentioned m and w, d are inversely proportional to and v
minproportional, m and w, d, v
minthree's constant of proportionality also can be selected different numerical value according to the difference of convey materials, and the present invention is not specifically limited.
The deflector chute calculating by above-mentioned formula, its sectional area is the structure expanding gradually along throughput direction substantially, and the closer to the exit position of deflector chute, its inner wind speed is lower, and then the less dust of quality also can settle down along with the reduction of wind speed.The material-transporting system that adopts this specific embodiment to provide is provided, the Dust Capacity of being gone out by deflector chute outlet can reduce more than 95%.Therefore, the material-transporting system that this specific embodiment provides, can reduce the Dust Capacity of going out deflector chute, and then effectively reduces dust pollution.
In addition, in order further to improve dust settling effect, in the preferred version of this specific embodiment, the inwall of deflector chute 11 can be provided with atomising installation 12.
So arrange, micronic dust can form bulky grain and carry out sedimentation by being combined with the micro-mist particle being sprayed into by atomising installation 12, and meanwhile, the dust of sedimentation makes it by control surface moisture the dirt that do not recur.
Further, above-mentioned atomising installation 12 can be provided with a plurality of shower nozzles, and a plurality of shower nozzle distributes along entrance to the Way out of deflector chute 11.So arrange, along the throughput direction of feedway, be provided with a plurality of shower nozzles, further reduced Dust Capacity.
In another preferred version that this specific embodiment provides, can also comprise the type dust arrester 13 being arranged in deflector chute 11, and type dust arrester 13 is provided with ventilative hole.So arrange, type dust arrester 13 also can stop a part of dust get off.
Above-mentioned type dust arrester 13 can be netted type dust arrester 13, certainly also can be other structure, such as, shutter etc.
Further, a plurality of type dust arresters 13 distribute along entrance to the Way out of deflector chute 11.So arrange, by the barrier effect of multistage type dust arrester 13, can carry out multilayer barrier to dust, reduced further the Dust Capacity of going out deflector chute 11.
In addition, the material-transporting system that this specific embodiment provides, can also comprise circulating pipe 14, and circulating pipe 14 one end are connected in the position that is close to entrance of deflector chute 11, and the other end is for being connected with the material blanking tube 15 of delivery system.
So arrange, during due to blanking, the air-flow that blanking position around produces is larger, this specific embodiment is introduced a part of air-flow in the material blanking tube 15 of delivery system by circulating pipe 14 is set, with this, form circulation, so, the wind speed in deflector chute can be further reduced, and then also the Dust Capacity of going out deflector chute can be reduced.
Above a kind of material-transporting system provided by the present invention is described in detail, applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (7)
1. a material-transporting system, comprises deflector chute, material blanking tube and is arranged at the feedway in described deflector chute, it is characterized in that, the cross-sectional area of described deflector chute along entrance to Way out increases gradually; Or described deflector chute comprises multistage pilot trench body, and along the entrance of described deflector chute to Way out, the area of the cross-sectional plane of described pilot trench body increases step by step.
2. material-transporting system as claimed in claim 1, is characterized in that, the cross-sectional area of described deflector chute along entrance to Way out increases gradually, and the sectional area A of each position of described deflector chute is:
A＝Q/V
Wherein,
V＝km；
m＝f(w,d,v
min)；
In formula, the area that Au is material blanking tube;
R is mass flow;
S is drop;
D is the mean grain size of material;
Q is air quantity;
W is dust surface moisture;
D is dust aerodynamic size;
V
minfor the dust startup wind speed that takes off;
M has been dust quantity;
K is constant;
M=f (w, d, v
min) represent that m and w, d are inversely proportional to and v
minproportional.
3. material-transporting system as claimed in claim 1 or 2, is characterized in that, the inwall of described deflector chute is provided with atomising installation.
4. material-transporting system as claimed in claim 3, is characterized in that, described atomising installation comprises a plurality of shower nozzles, and a plurality of described shower nozzle distributes along entrance to the Way out of described deflector chute.
5. material-transporting system as claimed in claim 3, is characterized in that, also comprises the type dust arrester being arranged in described deflector chute, and described type dust arrester is provided with ventilative hole.
6. material-transporting system as claimed in claim 5, is characterized in that, a plurality of described type dust arresters distribute along entrance to the Way out of described deflector chute.
7. material-transporting system as claimed in claim 3, is characterized in that, also comprises circulating pipe, and described circulating pipe one end is connected in the position that is close to entrance of described deflector chute, and the other end is for being connected with described material blanking tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410201050.6A CN103979326A (en) | 2014-05-13 | 2014-05-13 | Material conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410201050.6A CN103979326A (en) | 2014-05-13 | 2014-05-13 | Material conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103979326A true CN103979326A (en) | 2014-08-13 |
Family
ID=51271544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410201050.6A Pending CN103979326A (en) | 2014-05-13 | 2014-05-13 | Material conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103979326A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104465A (en) * | 2019-05-23 | 2019-08-09 | 上海仙缘环境技术有限公司 | A kind of dust-removing material conveying device and dust-removing material delivery method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378362Y (en) * | 1999-05-29 | 2000-05-17 | 赵长利 | Coal fired belt transport dust-removing station |
| CN2665085Y (en) * | 2003-11-26 | 2004-12-22 | 孙希兴 | Dust cleaning apparatus for coal transporting system forwarding dots |
| CN2752214Y (en) * | 2004-12-20 | 2006-01-18 | 赵长良 | Automatic dust fully cleaning transfer station |
| CN101081664A (en) * | 2006-06-02 | 2007-12-05 | 贵阳铝镁设计研究院 | Method and device for preventing dust emission of baiting chute |
| CN201214034Y (en) * | 2008-05-28 | 2009-04-01 | 韩明禄 | Unpowered dust collector |
| CN201647691U (en) * | 2010-04-27 | 2010-11-24 | 辽宁利能通用设备制造有限公司 | Seal type automatic dust settling and coal guide device |
| US20120138191A1 (en) * | 2010-12-03 | 2012-06-07 | Jack Harris | System for delivering solid particulate matter for loading |
| CN203903523U (en) * | 2014-05-13 | 2014-10-29 | 上海腾邦环境科技有限公司 | Material conveying system |
-
2014
- 2014-05-13 CN CN201410201050.6A patent/CN103979326A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378362Y (en) * | 1999-05-29 | 2000-05-17 | 赵长利 | Coal fired belt transport dust-removing station |
| CN2665085Y (en) * | 2003-11-26 | 2004-12-22 | 孙希兴 | Dust cleaning apparatus for coal transporting system forwarding dots |
| CN2752214Y (en) * | 2004-12-20 | 2006-01-18 | 赵长良 | Automatic dust fully cleaning transfer station |
| CN101081664A (en) * | 2006-06-02 | 2007-12-05 | 贵阳铝镁设计研究院 | Method and device for preventing dust emission of baiting chute |
| CN201214034Y (en) * | 2008-05-28 | 2009-04-01 | 韩明禄 | Unpowered dust collector |
| CN201647691U (en) * | 2010-04-27 | 2010-11-24 | 辽宁利能通用设备制造有限公司 | Seal type automatic dust settling and coal guide device |
| US20120138191A1 (en) * | 2010-12-03 | 2012-06-07 | Jack Harris | System for delivering solid particulate matter for loading |
| CN203903523U (en) * | 2014-05-13 | 2014-10-29 | 上海腾邦环境科技有限公司 | Material conveying system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104465A (en) * | 2019-05-23 | 2019-08-09 | 上海仙缘环境技术有限公司 | A kind of dust-removing material conveying device and dust-removing material delivery method |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140813 |