CN205110327U - Coal conveying system of dust equipment is prevented in area - Google Patents
Coal conveying system of dust equipment is prevented in area Download PDFInfo
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- CN205110327U CN205110327U CN201520762233.5U CN201520762233U CN205110327U CN 205110327 U CN205110327 U CN 205110327U CN 201520762233 U CN201520762233 U CN 201520762233U CN 205110327 U CN205110327 U CN 205110327U
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- 239000003245 coal Substances 0.000 title claims abstract description 104
- 239000000428 dust Substances 0.000 title claims abstract description 103
- 239000008187 granular material Substances 0.000 claims abstract description 6
- 238000005201 scrubbing Methods 0.000 claims description 20
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 11
- 238000013467 fragmentation Methods 0.000 claims description 8
- 238000006062 fragmentation reaction Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 5
- 238000004062 sedimentation Methods 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 abstract description 13
- 239000002245 particle Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The utility model relates to a coal conveying system, include: first conveyer belt (1) that the transport raw coal was used, the raw coal of carrying first conveyer belt (1) filters at least one roller picker (2) of usefulness, at least one breaker (3) of broken usefulness are carried out the large granule raw coal that comes out by roller picker (2) screening, and carry tiny particle raw coal that comes out by roller picker (2) screening and second conveyer belt (4) used by the clean coal that breaker (3) breakage formed, wherein, in first conveyer belt (1), roller picker (2), breaker (3) and second conveyer belt (4) at least one is equipped with prevents dust equipment. Utilize the utility model discloses a coal conveying system of dust equipment is prevented in area can solve the problem of raising ash, laying dust during transport, screening, the broken raw coal effectively.
Description
Technical field
The utility model relates to a kind of coal conveying system, especially relates to a kind of coal conveying system with anti-dust device.
Background technology
Coal is one of large energy in the world three.In China, the status of coal is more outstanding.China is coal production state maximum in the world, is also simultaneously consumption of coal state maximum in the world, is take coal as one of a few countries of main energy sources.The proportion of coal in China's production of energy maintains more than 2/3rds always, and along with the decline of crude output proportion, the importance that raw coal is produced is also more and more significant.But compared with the huge market demand, the coal quality of China is not satisfactory.Because production technique falls behind, mix in the raw coal exploited and have a large amount of impurity, the caloric value for coal creates serious impact.Therefore, most raw coal needs can come into operation after the operations such as screening, fragmentation.
Traditional coal conveying system comprise conveying raw coal the first conveyer belt, the roller picker screened, the second conveyer belt bulky grain raw coal screened being carried out to broken disintegrating machine and conveying cleaned coal are carried out to raw coal.Such coal conveying system completes former coal screening and broken process while course of conveying, is therefore widely used in the industrial production.
But such coal conveying system is also attended by the excessive defect of dust pollution.All the time be in the states such as conveying, screening, fragmentation due to coal, the phenomenons such as working site dust, laying dust are comparatively serious.On the one hand, need, by manually clearing up dust, add production cost and reduce operating efficiency; On the other hand, the requirement of modern industry for environmental protection cannot also be reached.In addition, this year, safety of China liability accident took place frequently, and quite a few accident is exactly excessive due to soot density and blast that is that cause, causes great casualties and economic loss.Therefore, reduce the dust pollution that even elimination coal conveying system produces and just become current problem in the urgent need to address.
Therefore, current urgent need is equipped with special anti-dust device for traditional coal conveying system, thus the dust pollution produced in effectively reducing processes such as even eliminating raw coal conveying, screening, fragmentation.
Utility model content
The purpose of this utility model is to provide a kind of coal conveying system with anti-dust device, and this system can reduce the dust pollution produced in processes such as even eliminating raw coal conveying, screening, fragmentation effectively.
The utility model relates to a kind of coal conveying system, comprising: the first conveyer belt of conveying raw coal; The raw coal of the first conveyer belt conveying is carried out at least one roller picker screened; At least one broken disintegrating machine is carried out to the bulky grain raw coal screened by roller picker; And carry the second conveyer belt of the granule raw coal that screened by roller picker and the cleaned coal by crusher in crushing, wherein, at least one in the first conveyer belt, roller picker, disintegrating machine and the second conveyer belt is equipped with anti-dust device.
In the first preferred embodiment, anti-dust device can comprise the sealing plate be installed on the first conveyer belt and the second conveyer belt and/or the sealing strip be installed on roller picker and disintegrating machine.
In the second preferred embodiment, anti-dust device can comprise at least one dust shield of being arranged on above the first conveyer belt and the second conveyer belt and/or be arranged at least one dust shield above roller picker and disintegrating machine or neighbouring.It is preferred that dust shield can be communicated with scrubbing tower by cleaning shaft.
In addition, anti-dust device can also comprise the auxiliary dust shield being arranged on the interior volume holding coal conveying system, and auxiliary dust shield is communicated with scrubbing tower by cleaning shaft.
Scrubbing tower inside can be provided with the cyclone pneumatic device making dust and air separation or the Multi-stage spiral pneumatic means that dust and air are separated further.In these cases, the air after separation can discharge scrubbing tower by centrifugal blower.
In the 3rd preferred embodiment, anti-dust device can comprise be in the first conveyer belt, roller picker, disintegrating machine and the second conveyer belt at least one be equipped with clean-up line.
It is preferred that anti-dust device can also comprise the valve be arranged on clean-up line and/or the sedimentation basin being connected to receive waste water with clean-up line.
The coal conveying system of the anti-dust device of band of the present utility model has following technique effect:
Dust, laying dust problem that this system produces during efficiently solving raw coal conveying, screening, fragmentation, therefore each parts manually cleaning coal conveying system are no longer needed, thus reduce production cost and add operating efficiency, ensure the health of operating personnel and the safety of working environment.According to the on-the-spot test of applicant, after comprehensively employing all types of anti-dust device described in the utility model, dust testing result drops to 0.458mg/m
3, be only about 1/10th of national regulation numerical value.As can be seen here, quite significant technique effect can be obtained according to the coal conveying system of the anti-dust device of band of the present utility model.
Accompanying drawing explanation
In order to further illustrate structure and the effect of the coal conveying system of the anti-dust device of band of the present utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in detail, wherein:
Fig. 1 is the structural representation of the traditional coal conveying system not being equipped with anti-dust device;
Fig. 2 shows the first preferred embodiment of the coal conveying system according to the anti-dust device of band of the present utility model;
Fig. 3 shows the second preferred embodiment of the coal conveying system according to the anti-dust device of band of the present utility model; And
Fig. 4 shows the 3rd preferred embodiment of the coal conveying system according to the anti-dust device of band of the present utility model.
Detailed description of the invention
Several preferred embodiments of the coal conveying system of the anti-dust device of band of the present utility model are described below with reference to accompanying drawing.
Refer to Fig. 1, the figure shows the overall structure of the traditional coal conveying system not being equipped with anti-dust device.Can see, coal conveying system comprises the first conveyer belt 1 of conveying raw coal, at least one roller picker 2 carrying out screening to the raw coal carried by the first conveyer belt 1 generally, the bulky grain raw coal screened carried out at least one broken disintegrating machine 3 by roller picker 2 and carries the second conveyer belt 4 of the granule raw coal that screened by roller picker 2 and the cleaned coal by disintegrating machine 3 fragmentation.
Those skilled in the art can design the quantity of roller picker 2 and disintegrating machine 3 according to actual needs.As shown in Figure 1, such as the first roller picker 2 and corresponding first disintegrating machine 3 can be set at one end place near the first conveyer belt 1, the granule raw coal screened by the first roller picker 2 to be delivered to one end of the second conveyer belt 4, and the bulky grain raw coal filtered out by the first roller picker 2 is delivered to the first disintegrating machine 3 to perform broken process subsequently.Similarly, such as the second roller picker 2' and corresponding second disintegrating machine 3' can be set at the other end place near the first conveyer belt 1, so that the granule raw coal screened by the first roller picker 2' to be delivered to the other end of the second conveyer belt 4, and the bulky grain raw coal screened by the second roller picker 2' is delivered to the second disintegrating machine 3' to perform broken process subsequently.Certainly, those skilled in the art can also increase the quantity of roller picker and disintegrating machine further, and these modification all will drop within protection domain of the present utility model.
(the first embodiment)
Below in conjunction with first embodiment of Fig. 2 introduction according to the coal conveying system of the anti-dust device of band of the present utility model.As shown in Figure 2, the anti-dust device that coal conveying system is equipped with comprises the sealing plate 5a be installed on the first conveyer belt 1 and the second conveyer belt 4 and/or sealing strip 5b be installed on roller picker 2 and disintegrating machine 3.
By installing sealing plate 5a additional on the first conveyer belt 1 and the second conveyer belt 4, raw coal or cleaned coal can be prevented to be scattered from conveyer belt or to splash and cause airborne dust.By installing sealing strip 5b additional on roller picker 2 and disintegrating machine 3, the bulky grain raw coal after raw coal or screening can be prevented to be scattered from roller picker 2 and disintegrating machine 3 or to splash and cause airborne dust in screening or shattering process.
On the whole, the present embodiment is mainly conceived to prevent dust from overflowing from all parts of coal conveying system, and its structure is simple, with low cost, has very strong adaptability.Certainly, for those skilled in the art, the seal means of other form is used to carry out alternative above-mentioned sealing plate and/or sealing strip is also easy to expect.Pass through practice to find, although above-mentioned seal means cannot eliminate the dust pollution produced in the processes such as coal conveying, screening, fragmentation completely, compared with existing system, the effect reducing dust pollution is still comparatively obvious.
(the second embodiment)
Below in conjunction with second embodiment of Fig. 3 introduction according to the coal conveying system of the anti-dust device of band of the present utility model.As shown in Figure 3, the anti-dust device that coal conveying system is equipped with comprises several dust shields 6a of being arranged on above the first conveyer belt 1 and the second conveyer belt 4 and/or is arranged on several dust shields 6b above roller picker 2 and disintegrating machine 3 or neighbouring, these dust shields are communicated with scrubbing tower 7 by cleaning shaft, are separated to be supplied in scrubbing tower 7 by the dust collected by dust shield 6a, 6b.
In addition, anti-dust device can also comprise the auxiliary dust shield 6c of interior volume being arranged on and holding coal conveying system, overflows from all parts of coal conveying system so that catch and enters the dust of air.Equally, auxiliary dust shield 6c is also communicated with scrubbing tower 7 by cleaning shaft, is separated to be supplied in scrubbing tower 7 by the dust collected by it.
In this preferred embodiment, dust shield 6a, 6b and auxiliary dust shield 6c add up to 16.Certainly, those skilled in the art also can change the quantity of dust shield according to actual conditions.Dust shield 6a can be separately positioned on two ends and the zone line of the first conveyer belt 1 and the second conveyer belt 4, or is evenly distributed on the whole length direction of conveyer belt.As for cleaning shaft, as the delivery vehicles of dust, it can be made up to resist corrosion of stainless steel.In addition, it can have circular cross-section, to prevent blocking.Cleaning shaft should as far as possible vertically or tilt to install, and relies on gravity naturally to slide to enable the dust in pipeline.These designs and modification thereof are well-known for those skilled in the art.
Scrubbing tower 7 inside is provided with cyclone pneumatic device.When the dust of being caught by dust shield and/or auxiliary dust shield is tangentially conveyed into scrubbing tower 7 by cleaning shaft, dust laden air accelerates and eddy flow in scrubbing tower 7, collide with the atomized steam utilizing water pump 8 to send into scrubbing tower 7, adhere to, condense, the comprehensive effect such as centrifugation, finally be thrown to tower wall, and with the water film flow on tower wall at the bottom of tower, thus make dust and air separation.
In order to strengthen separating effect, can be Multi-stage spiral pneumatic means by the cyclone pneumatic apparatus design in scrubbing tower 7.Dusty gas through preliminary purification sequentially can flow through this Multi-stage spiral pneumatic means, to guarantee that efficiency of dust collection reaches technical requirement.After passing through Multi-stage spiral dedusting, water smoke can removed by the clean gas of a small amount of water smoke of carrying under one's arms after polypropylene demist layer, and the centrifugal blower 9 then by being connected with scrubbing tower 7 enters air.
Centrifugal blower 9 is air draught power sources of coal conveying system, for whole cleaning shaft provides the aspiration of negative pressure, and clean gas is discharged scrubbing tower 7.In a preferred embodiment, centrifugal blower 9 can be press belt-type centrifugal blower in Pu.But the centrifugal blower of other type is also available for the utility model.
On the whole, the dust shield that the present embodiment adopts and/or auxiliary dust shield utilize less exhaust air rate to control dirt source, and catch the dust of overflowing from all parts of coal conveying system.Because dust shield can catch most effusion dust, therefore its dust removing effects is better than the coal conveying system being only equipped with sealing device, can ensure the occupational health standard that the dust concentration in the space of accommodation coal conveying system specifies lower than China.
(the 3rd embodiment)
Below in conjunction with three embodiment of Fig. 4 introduction according to the coal conveying system of the anti-dust device of band of the present utility model.As shown in Figure 3, the anti-dust device that coal conveying system is equipped with comprises the clean-up line 10 that each parts (that is, in the first conveyer belt 1, roller picker 2, disintegrating machine 3 and the second conveyer belt 4 at least one) for coal conveying system are equipped with.Certainly, be also feasible for all parts of coal conveying system are all equipped with clean-up line 10.
In addition, anti-dust device can also comprise the valve of the closedown water supply be arranged on clean-up line 10 and/or be connected the sedimentation basin 11 of the waste water receiving clean-up line 10 to discharge with each clean-up line 10.
On the whole, the water rinse-system that the present embodiment adopts utilizes the cleaning capacity of water to be washed away by the dust remained on each parts of coal conveying system, therefore compared with the anti-dust device of other type, is more suitable for the dust eliminating larger particles.
Although more than combine structure that preferred embodiment has a coal conveying system of anti-dust device to of the present utility model and effect is illustrated, but those of ordinary skill in the art will be appreciated that, above-mentioned example is only used to illustrate, and can not as to restriction of the present utility model.Such as, although above described embodiment describes three kinds of dissimilar anti-dust devices, but in order to eliminate the dust existed in working environment further, also these anti-dust devices can be combined with each other, or according to actual conditions be coal conveying system each parts at least one be equipped with independent anti-dust device etc.Therefore, can modify and modification to the utility model in the spirit of claims, these amendments and modification are all by within the scope that falls within required by claims of the present utility model.
Claims (10)
1. a coal conveying system, comprising:
First conveyer belt (1) of conveying raw coal;
The raw coal carried described first conveyer belt (1) carries out at least one roller picker (2) screened;
Broken at least one disintegrating machine (3) is carried out to the bulky grain raw coal screened by described roller picker (2); And
The granule raw coal that conveying is screened by described roller picker (2) and the second conveyer belt (4) by the cleaned coal of described disintegrating machine (3) fragmentation, is characterized in that,
At least one in described first conveyer belt (1), described roller picker (2), described disintegrating machine (3) and described second conveyer belt (4) is equipped with anti-dust device.
2. coal conveying system as claimed in claim 1, it is characterized in that, described anti-dust device comprises: the sealing strip (5b) being installed at the sealing plate (5a) on described first conveyer belt (1) and described second conveyer belt (4) and/or being installed on described roller picker (2) and described disintegrating machine (3).
3. coal conveying system as claimed in claim 1, it is characterized in that, described anti-dust device comprises: be arranged at least one dust shield (6a) of described first conveyer belt (1) and described second conveyer belt (4) top and/or be arranged at least one dust shield (6b) above described roller picker (2) and described disintegrating machine (3) or neighbouring.
4. coal conveying system as claimed in claim 3, it is characterized in that, described dust shield (6a, 6b) is communicated with scrubbing tower (7) by cleaning shaft.
5. coal conveying system as claimed in claim 3, it is characterized in that, described anti-dust device also comprises the auxiliary dust shield (6c) being arranged on the interior volume holding described coal conveying system, and described auxiliary dust shield (6c) is communicated with scrubbing tower (7) by cleaning shaft.
6. the coal conveying system as described in claim 4 or 5, is characterized in that, described scrubbing tower (7) inside is provided with the cyclone pneumatic device making dust and air separation.
7. the coal conveying system as described in claim 4 or 5, is characterized in that, described scrubbing tower (7) inside is provided with the Multi-stage spiral pneumatic means that dust and air are separated further.
8. coal conveying system as claimed in claims 6 or 7, is characterized in that, the air after separation discharges described scrubbing tower (7) by centrifugal blower (9).
9. coal conveying system as claimed in claim 1, it is characterized in that, described anti-dust device comprises the clean-up line (10) at least one in described first conveyer belt (1), described roller picker (2), described disintegrating machine (3) and described second conveyer belt (4) is equipped with.
10. coal conveying system as claimed in claim 9, it is characterized in that, described anti-dust device also comprises the valve that is arranged on described clean-up line (10) and/or is connected to receive the sedimentation basin (11) of waste water with described clean-up line (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520762233.5U CN205110327U (en) | 2015-09-29 | 2015-09-29 | Coal conveying system of dust equipment is prevented in area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520762233.5U CN205110327U (en) | 2015-09-29 | 2015-09-29 | Coal conveying system of dust equipment is prevented in area |
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| Publication Number | Publication Date |
|---|---|
| CN205110327U true CN205110327U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520762233.5U Active CN205110327U (en) | 2015-09-29 | 2015-09-29 | Coal conveying system of dust equipment is prevented in area |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105521979A (en) * | 2015-09-29 | 2016-04-27 | 芬欧汇川(中国)有限公司 | Coal conveying system with dustproof equipment |
| CN106540793A (en) * | 2016-12-30 | 2017-03-29 | 广西贺州永亨新材料有限公司 | A kind of new dicalcium powder body production line of dustless environment protecting and its production technology |
-
2015
- 2015-09-29 CN CN201520762233.5U patent/CN205110327U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105521979A (en) * | 2015-09-29 | 2016-04-27 | 芬欧汇川(中国)有限公司 | Coal conveying system with dustproof equipment |
| CN106540793A (en) * | 2016-12-30 | 2017-03-29 | 广西贺州永亨新材料有限公司 | A kind of new dicalcium powder body production line of dustless environment protecting and its production technology |
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