CN104960944B - Dust falling system for trestle type coal unloading - Google Patents
Dust falling system for trestle type coal unloading Download PDFInfo
- Publication number
- CN104960944B CN104960944B CN201510389658.0A CN201510389658A CN104960944B CN 104960944 B CN104960944 B CN 104960944B CN 201510389658 A CN201510389658 A CN 201510389658A CN 104960944 B CN104960944 B CN 104960944B
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- mobile cover
- nozzle
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- 239000003245 coal Substances 0.000 title claims abstract description 69
- 239000000428 dust Substances 0.000 title claims abstract description 64
- 230000001360 synchronised effect Effects 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims description 49
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005507 spraying Methods 0.000 abstract 8
- 238000010586 diagram Methods 0.000 description 6
- 239000002817 coal dust Substances 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010338 mechanical breakdown Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/185—Preventing escape of dust by means of non-sealed systems
- B65G69/188—Preventing escape of dust by means of non-sealed systems with spraying means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The invention relates to a dust falling system for trestle type coal unloading. According to the technical scheme, a movable water tank (5) is fixedly connected with a movable belt conveyor (1), the upper end of an upper moving cover (16) is fixed to a feeding port of a system platform (18), a lower moving cover (15) is located below the upper moving cover (16), and a synchronous lifting device (6) is connected with the lower moving cover (15) through a steel wire rope (7). An upper annular spraying device (8) is mounted on the inner wall of the upper moving cover (16). A dust sensor (9), a first layer lower annular spraying device (14), a radar level meter (11), a second layer lower annular spraying device (12) and a third layer lower annular spraying device (13) are sequentially mounted on the inner wall of the lower moving cover (15) from top to bottom. A high pressure water pump (4) is connected with the upper annular spraying device (8), the first layer lower annular spraying device (14), the second layer lower annular spraying device (12) and the third layer lower annular spraying device (13) respectively through high pressure water pipes (3). The dust falling system for trestle type coal unloading has the advantages of being small in water consumption, low in operation cost, good in dust removal effect and easy to maintain.
Description
Technical field
The invention belongs to dust falling system technical field.More particularly to a kind of dust falling system unloaded coal for trestle type.
Background technology
, due to Flow of Goods and Materials, the live reason such as handling operation and wind disturbance, coal dust is in atmosphere for coal enterprise's coal yard
Diffuse, the coal dust being suspended in air has explosion danger, and coal dust is lost in and can cause resource waste and pollution surrounding enviroment.Due to
Trestle type coal yard has simple into storage system and invests low advantage, therefore is adopted by many coal yards at present.Trestle type coal storage
Field is operationally directly unloaded coal by the moving belt conveyer at top, can produce a large amount of coal dusts, causes whole coal yard internal ring
Pollute in border.To solve the serious overrun issues of coal yard Dust Concentration, spray system is installed typically at the top of coal yard and adopts mist
Curtain depositing dust, but this system can cause high humidity in whole coal storage canopy, and sight line is poor, affects workman's operation, and water consumption is big, safeguards
It is difficult；Also coal yard reduces airborne dust, but chute serious wear using retractable chute, and dust removing effects are poor.
In a word, existing dust-settling technology generally existing that water consumption is big, operating cost is high, difficult in maintenance, particle pollution scope is big
The problems such as poor with dust removing effects.
The content of the invention
It is contemplated that overcoming prior art defect, it is therefore an objective to provide that a kind of water consumption is little, operating cost is low, dust removing effects
Get well and safeguard and be simply to the dust falling system that trestle type is unloaded coal.
For achieving the above object, the technical solution adopted in the present invention is：Equipped with shifting on the track of moving belt conveyer
Dynamic formula water tank, portable tank is located at the front of moving belt conveyer discharge chute, the vehicle wheel frame of moving belt conveyer and movement
The vehicle wheel frame of formula water tank is fixedly connected by horizontal connector.System platform is solid with the horizontal connector by vertical connector
Fixed connection, the middle position of system platform is provided with charging aperture, and the charging aperture is being located at moving belt conveyer discharge chute just
Lower section.The upper uniform plane ground of system platform is equipped with 3～4 synchronous lifting devices, and each synchronous lifting device is in charging aperture
The distance of the heart is equal.The upper end of upper mobile cover is concentrically fixed at the charging aperture of system platform, and lower mobile cover is located at upper shifting
The underface of dynamic cover, 3～4 synchronous lifting devices are by respective steel wire rope steel wire connection ring corresponding with lower movement cover upper end
Connection.
Annular spray device is flatly housed at inwall in the middle part of the mobile cover on, at the top of lower mobile cover
Inwall is flatly equipped with 2 dust sensors, and 2 dust sensors are along the circumferential direction arranged in 90 ° of angles, near lower mobile cover
The inwall on top is equipped with annular spray device under ground floor, and the inwall in the middle part of lower mobile cover is equipped with radar levelmeter, close
The inwall of lower mobile cover bottom is annular under third layer equipped with annular spray device under annular spray device under the second layer and third layer
Sprayer unit is located at the lower section of annular spray device under the second layer.The water inlet of high-pressure hydraulic pump is communicated with portable tank, high pressure
The outlet of water pump is by high-pressure water pipe and annular spray under annular spray device, the second layer under upper annular spray device, ground floor
Annular spray device is respectively communicated with mist device and third layer.
It is described to be provided with controller for the dust falling system that trestle type is unloaded coal.
The upper annular spray device is made up of upper annular conduit and top nozzle.Upper annular conduit is radially equal inwardly
10～30 top nozzles are housed evenly, top nozzle is horizontally mounted or installs obliquely, top nozzle is referred to obliquely upward and and water
The angle of plane is less than 30 °.
Annular spray device is made up of nozzle under annular conduit under ground floor and ground floor under the ground floor.Under ground floor
Annular conduit radially inwardly equably equipped with nozzle under 10～50 ground floors, pacify in the horizontal direction under ground floor by nozzle
Dress；Electromagnetic valve is housed under ground floor between annular conduit and high-pressure water pipe.
Annular spray device is made up of nozzle under annular conduit under the second layer and the second layer under the second layer.Under the second layer
Annular conduit radially inwardly equably equipped with nozzle under 10～50 second layers, pacify in the horizontal direction under the second layer by nozzle
Dress.
Annular spray device is made up of nozzle under annular conduit under third layer and third layer under the third layer.Under third layer
Annular conduit radially inwardly equably equipped with nozzle under 10～50 third layer, pacify straight down under third layer by nozzle
Dress.
The synchronous lifting device is made up of synchronous motor, decelerator and reel；Synchronous motor is by decelerator and reel
Axle connects, and wirerope-winding is on reel.
A diameter of 1.5～3m of the upper mobile cover, the diameter of lower mobile cover is (1.5 with the diameter ratio of upper mobile cover
～2.5) ︰ 1.
The upper mobile cover length is 2～5m, and lower mobile cover length is 5～15m.
The input interface 1 of the controller is connected by cable with radar levelmeter, and the input interface 2 of the controller leads to
Cross cable to be connected with dust sensor, the output interface 1 of the controller is by cable and 3～4 synchronous lifting device difference
Connection, the output interface 2 of the controller is connected by cable with electromagnetic valve.
The use state of the dust falling system unloaded coal for trestle type is to be equipped with the left end of moving belt conveyer a set of described
For the dust falling system that trestle type is unloaded coal, the another set of drop unloaded coal for trestle type is housed in the right-hand member of moving belt conveyer
Dirt system.
When using, coal is unloaded to moving belt conveyer by coal bunker is unloaded, and the belt of moving belt conveyer turns to the left or to the right
Dynamic to be unloaded coal by discharge chute, coal falls into a set of described dust falling system unloaded coal for trestle type or the right-hand member that left end is equipped with
In the another set of described dust falling system unloaded coal for trestle type being equipped with.When coal is discharged to setting height, radar levelmeter will be surveyed
The level signals of amount feed back to controller by input interface 1, then give same by the output control signal of output interface 1 by controller
Step lowering or hoisting gear, synchronous lifting device moves down dynamic cover and moves up by steel wire rope drive, to meet in coal yard differing heights
Unload coal at place.When unloading coal, upper annular spray device is humidified to loose coal breakage, suppresses airborne dust.Annular spray dress under the second layer
Put with annular spray device under third layer when coal breakage and dump impact, effectively suppress a large amount of airborne dusts for producing and to coal breakage and coal
Heap is humidified.The dust sensor energy real-time monitoring dust concentration installed in lower mobile cover top inner wall in addition, by the dust of monitoring
Concentration signal feeds back to controller by input interface 2, and respective switch signal is exported to electromagnetism by output interface 2 by controller
Valve, so as to control the switch of electromagnetic valve, realizes being turned on and off for annular spray device under ground floor, has both reached depositing dust purpose,
Reduce water consumption again.
Due to adopting above-mentioned technical proposal, the present invention to have the positive effect that compared with prior art：
1st, upper mobile cover and lower mobile cover and existing moving belt conveyer synchronizing moving, the coal dust that coal breakage is produced presses down substantially
System greatly reduces particle pollution scope in lower mobile cover, reduces treatment cost.
2nd, annular spray device can realize being turned on and off for electromagnetic valve according to dust concentration height under ground floor, and then control
Regulating capacity processed, not only using water wisely, and it is good to dust source control effect.
3rd, lower mobile cover under the driving of synchronous lifting device, can be moved up and down according to the material position of setting, can meet difference
The requirement that dump is highly unloaded coal.
4th, overall structure is simple, and operability is good, is less prone to mechanical breakdown.
Therefore, the present invention have water consumption is little, operating cost is low, good dedusting effect and safeguard it is simple the characteristics of.
Description of the drawings
Fig. 1 is a kind of structural representation of the present invention；
Fig. 2 is the A-A section view enlarged diagrams of Fig. 1；
Fig. 3 is the B-B section view enlarged diagrams of Fig. 1；
Fig. 4 is the C-C section view enlarged diagrams of Fig. 1；
Fig. 5 is the D-D section view enlarged diagrams of Fig. 1；
Fig. 6 is the schematic diagram of the controller 23 in the present invention；
Fig. 7 is the application schematic diagram of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention will be further described with specific embodiment, not to the limit of its protection domain
System.
Embodiment 1
A kind of dust falling system unloaded coal for trestle type.The dust falling system is as shown in figure 1, in moving belt conveyer 1
Portable tank 5 is housed, portable tank 5 is located at the front of the discharge chute of moving belt conveyer 1, moving belt conveyer on track
1 vehicle wheel frame is fixedly connected with the vehicle wheel frame of portable tank 5 by horizontal connector 2.System platform 18 is by vertically connection
Part 17 is fixedly connected with the horizontal connector 2, and the middle position of system platform 18 is provided with charging aperture, and the charging aperture is located at
The underface of the discharge chute of moving belt conveyer 1.The upper uniform plane ground of system platform 18 is equipped with 4 synchronous lifting devices 6, often
Distance of the individual synchronous lifting device 6 away from charging aperture center is equal.The upper end of upper mobile cover 16 is concentrically fixed on system platform
At 18 charging aperture, lower mobile cover 15 is located at the underface of upper mobile cover 16, and 4 synchronous lifting devices 6 pass through respective steel wire
The steel wire connection ring connection corresponding with 15 upper ends of lower mobile cover of rope 7.
As shown in figure 1, annular spray device 8 is flatly housed at the inwall at the mobile middle part of cover 16 on, it is close
The inwall at the lower mobile top of cover 15 is flatly equipped with 2 dust sensors, 9,2 dust sensors 9 along the circumferential direction in 90 ° of folders
Angle is arranged；Inwall near 15 tops of lower mobile cover is equipped with annular spray device 14 under ground floor, near the lower mobile middle part of cover 15
Inwall radar levelmeter 11 is housed, the inwall near 15 bottoms of lower mobile cover is equipped with annular spray device 12 under the second layer and the
Three layers of lower annular spray device 13, annular spray device 13 is located at the lower section of annular spray device 12 under the second layer under third layer.
The water inlet of high-pressure hydraulic pump 4 is communicated with portable tank 5, and the outlet of high-pressure hydraulic pump 4 is by high-pressure water pipe 3 and upper annular spray
13 points of annular spray device under annular spray device 12 and third layer under the annular spray device 14, second layer under device 8, ground floor
Do not connect.
It is described to be provided with controller 23 for the dust falling system that trestle type is unloaded coal.
As shown in Fig. 2 the upper annular spray device 8 is made up of upper annular conduit 20 and top nozzle 19.Upper annular conduit
20 are radially equably equipped with inwardly 12 top nozzles 19, and top nozzle 19 is horizontally mounted or installs obliquely, is obliquely
Refer to top nozzle 19 and be less than 30 ° upward and with the angle of horizontal plane.
As shown in figure 3, annular spray device 14 is sprayed by under annular conduit under ground floor 22 and ground floor under the ground floor
Mouth 21 is constituted.Annular conduit 22 is radially inwardly equably equipped with nozzle 21 under 12 ground floors, ground floor under ground floor
Lower nozzle 21 is installed in the horizontal direction；Electromagnetic valve 10 is housed under ground floor between annular conduit 22 and high-pressure water pipe 3.
As shown in figure 4, annular spray device 12 is sprayed by under annular conduit under the second layer 24 and the second layer under the second layer
Mouth 25 is constituted.Annular conduit 24 is radially inwardly equably equipped with nozzle 25 under 20 second layers, the second layer under the second layer
Lower nozzle 25 is installed in the horizontal direction.
As shown in figure 5, annular spray device 13 is sprayed by under annular conduit under third layer 26 and third layer under the third layer
Mouth 27 is constituted.Annular conduit 26 is radially inwardly equably equipped with nozzle 27 under 30 third layer, third layer under third layer
Lower nozzle 27 is installed straight down.
The synchronous lifting device 6 is made up of synchronous motor, decelerator and reel；Synchronous motor is by decelerator and reel
Axle connects, and steel wire rope 7 is wrapped on reel.
The diameter of a diameter of 1.5～2.5m of the upper mobile cover 16, the diameter of lower mobile cover 15 and upper mobile cover 16 it
Than for (1.5～2.0) ︰ 1.
As shown in fig. 7, the trestle in the present embodiment is 30m away from ground level；The length of the upper mobile cover 16 is 2～
4m, the length of lower mobile cover 15 is 5～10m.
As shown in fig. 6, the input interface 1 of the controller 23 is connected by cable with radar levelmeter 11, the control
The input interface 2 of device 23 is connected by cable with dust sensor 9, the output interface 1 of the controller 23 by cable and 3～
4 synchronous lifting devices 6 connect respectively, and the output interface 2 of the controller 23 is connected by cable with electromagnetic valve 10.
Embodiment 2
A kind of dust falling system unloaded coal for trestle type.In addition to following technical parameters, remaining is with embodiment 1：
Quantity of the upper plane of system platform 18 equipped with synchronous lifting device 6 is 3.
Upper annular conduit 20 is radially equably equipped with inwardly 10～11 or 13～30 top nozzles 19.
Annular conduit 22 is radially inwardly equably equipped with 10～11 or 13～50 ground floors under ground floor
Nozzle 21.
Annular conduit 24 is radially inwardly equably equipped with 10～19 or 21～50 second layers under the second layer
Nozzle 25.
Annular conduit 26 is radially inwardly equably equipped with 10～29 or 31～50 third layer under third layer
Nozzle 27.
A diameter of 2～3m of the upper mobile cover 16,15 diameter is covered in lower movement and the diameter ratio of upper mobile cover 16 is
(2.0～2.5) ︰ 1.
As shown in fig. 7, the trestle in the present embodiment is 40m away from ground level；16 length of the upper mobile cover are 3～5m,
15 length of lower mobile cover are 10～15m.
The use state of the dust falling system unloaded coal for trestle type is as shown in fig. 7, the left end in moving belt conveyer 1 is equipped with
A set of dust falling system 28 unloaded coal for trestle type, is equipped with another set of described for stack in the right-hand member of moving belt conveyer 1
The dust falling system 30 that bridge-type is unloaded coal.
When using, coal is unloaded to moving belt conveyer 1 by coal bunker 29 is unloaded, the belt of moving belt conveyer 1 to the left or to
Turn right it is dynamic coal is unloaded by discharge chute, coal fall into a set of described dust falling system unloaded coal for trestle type that left end is equipped with or
In the another set of described dust falling system unloaded coal for trestle type that right-hand member is equipped with.When coal is discharged to setting height, radar levelmeter
The level signals of measurement are fed back to controller 23 by 11 by input interface 1, then export control by output interface 1 by controller 23
To synchronous lifting device 6, synchronous lifting device 6 drives lower mobile cover 15 to move up to signal processed by steel wire rope 7, to meet
Unload coal at coal yard differing heights.When unloading coal, 8 pairs of loose coal breakages of upper annular spray device are humidified, and suppress airborne dust.Second
Annular spray device 13 is when coal breakage and dump impact under the lower annular spray device 12 of layer and third layer, and effectively suppress to produce is big
Amount airborne dust is simultaneously humidified to coal breakage and dump.The dust sensor 9 installed in 15 top inner walls of lower mobile cover in addition can real-time monitoring
Dust concentration, controller 23 is fed back to by the dust concentration signal of monitoring by input interface 2, is connect by output by controller 23
Mouth 2 exports respective switch signal to electromagnetic valve 10, so as to control the switch of electromagnetic valve 10, realizes annular spray device under ground floor
14 be turned on and off, has both reached depositing dust purpose, reduces water consumption again.
This specific embodiment has the positive effect that compared with prior art：
1st, the coal dust that upper mobile cover 16 and lower mobile cover 15 are produced with the synchronizing moving of existing moving belt conveyer 1, coal breakage
It is basic to suppress in lower mobile cover 15, to greatly reduce particle pollution scope, reduce treatment cost.
2nd, annular spray device 14 can realize being turned on and off for electromagnetic valve 10 according to dust concentration height under ground floor, enter
And water consumption is controlled to adjust, not only using water wisely, and it is good to dust source control effect.
3rd, lower mobile cover 15 under the driving of synchronous lifting device 6, can be moved up and down according to the material position of setting, can be met
The requirement that different dumps are highly unloaded coal.
4th, overall structure is simple, and operability is good, is less prone to mechanical breakdown.
Therefore, this specific embodiment has that water consumption is little, operating cost is low, good dedusting effect and safeguards simple special
Point.
Claims (9)
1. a kind of dust falling system unloaded coal for trestle type, it is characterised in that the structure of the dust falling system is：In portable skin
Portable tank (5) is housed, portable tank (5) is before moving belt conveyer (1) discharge chute on the track with machine (1)
Side, the vehicle wheel frame of moving belt conveyer (1) is fixedly connected with the vehicle wheel frame of portable tank (5) by horizontal connector (2)；System
System platform (18) is fixedly connected by vertical connector (17) with the horizontal connector (2), the interposition of system platform (18)
The place of putting is provided with charging aperture, and the charging aperture is located at the underface of moving belt conveyer (1) discharge chute；System platform (18) it is upper
Uniform plane ground is equipped with 3～4 synchronous lifting devices (6), each the distance phase of synchronous lifting device (6) away from charging aperture center
Deng；The upper end of upper mobile cover (16) is concentrically fixed at the charging aperture of system platform (18), and lower mobile cover (15) is positioned at upper
The underface of mobile cover (16), 3～4 synchronous lifting devices (6) are by respective steel wire rope (7) and lower mobile cover (15) upper end
Corresponding steel wire connection ring connection；
Upper annular spray device (8) is flatly housed, near lower mobile cover at the inwall in the middle part of the mobile cover (16) on
(15) inwall at the top of is flatly equipped with 2 dust sensors (9), and 2 dust sensors (9) are in along the circumferential direction 90 ° of angles
Arrangement, the inwall near lower mobile cover (15) top is equipped with annular spray device (14) under ground floor, near lower mobile cover (15)
The inwall at middle part is equipped with radar levelmeter (11), and the inwall near lower mobile cover (15) bottom is equipped with annular spray dress under the second layer
Annular spray device (13) under (12) and third layer are put, annular spray device (13) annular spray under the second layer under third layer
The lower section of device (12)；The water inlet of high-pressure hydraulic pump (4) is communicated with portable tank (5), and the outlet of high-pressure hydraulic pump (4) passes through
High-pressure water pipe (3) and annular spray device under annular spray device (14), the second layer under upper annular spray device (8), ground floor
And annular spray device (13) is respectively communicated with third layer (12)；
It is described to be provided with controller (23) for the dust falling system that trestle type is unloaded coal.
2. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that the upper annular spray dress
Put (8) to be made up of upper annular conduit (20) and top nozzle (19)；Upper annular conduit (20) is radially equably equipped with inwardly
10～30 top nozzles (19), top nozzle (19) is horizontally mounted or installs obliquely, top nozzle (19) is referred to obliquely upward and
30 ° are less than with the angle of horizontal plane.
3. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that annular under the ground floor
Sprayer unit (14) is made up of nozzle (21) under annular conduit under ground floor (22) and ground floor；Annular conduit (22) under ground floor
Radially inwardly equably equipped with nozzle (21) under 10～50 ground floors, nozzle (21) is pacified in the horizontal direction under ground floor
Dress；Electromagnetic valve (10) is housed under ground floor between annular conduit (22) and high-pressure water pipe (3).
4. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that annular under the second layer
Sprayer unit (12) is made up of nozzle (25) under annular conduit under the second layer (24) and the second layer；Annular conduit (24) under the second layer
Radially inwardly equably equipped with nozzle (25) under 10～50 second layers, nozzle (25) is pacified in the horizontal direction under the second layer
Dress.
5. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that annular under the third layer
Sprayer unit (13) is made up of nozzle (27) under annular conduit under third layer (26) and third layer；Annular conduit (26) under third layer
Radially inwardly equably equipped with nozzle (27) under 10～50 third layer, nozzle (27) is pacified straight down under third layer
Dress.
6. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that the synchronous lifting device
(6) it is made up of synchronous motor, decelerator and reel；Synchronous motor is connected by decelerator with spool shaft, and steel wire rope (7) is wrapped in
On reel.
7. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that the upper mobile cover (16)
A diameter of 1.5～3m, the diameter ratio of the diameter of lower mobile cover (15) and upper mobile cover (16) is (1.5～2.5) ︰ 1.
8. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that the upper mobile cover (16)
Length is 2～5m, and lower mobile cover (15) length is 5～15m.
9. the dust falling system unloaded coal for trestle type according to claim 1, it is characterised in that the controller (23)
Input interface 1 is connected by cable with radar levelmeter (11), and the input interface 2 of the controller (23) is by cable and dust
Sensor (9) connects, and the output interface 1 of the controller (23) is connected respectively by cable with 3～4 synchronous lifting devices (6)
Connect, the output interface 2 of the controller (23) is connected by cable with electromagnetic valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389658.0A CN104960944B (en) | 2015-07-06 | 2015-07-06 | Dust falling system for trestle type coal unloading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389658.0A CN104960944B (en) | 2015-07-06 | 2015-07-06 | Dust falling system for trestle type coal unloading |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104960944A CN104960944A (en) | 2015-10-07 |
| CN104960944B true CN104960944B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389658.0A Expired - Fee Related CN104960944B (en) | 2015-07-06 | 2015-07-06 | Dust falling system for trestle type coal unloading |
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| WO2017127854A1 (en) * | 2016-01-23 | 2017-07-27 | I-Cat International Consulting And Trading (Pty) Ltd | Dust suppression apparatus |
| CN107817834A (en) * | 2017-11-13 | 2018-03-20 | 庄秋瑶 | Storage dump water sprinkler |
| CN109677864A (en) * | 2019-02-27 | 2019-04-26 | 中铁十二局集团有限公司 | A kind of portable belt conveyer and " it " font earthwork digging method |
| CN111747027A (en) * | 2019-03-28 | 2020-10-09 | 余星达 | Hexagonal full-automatic lifting type dust cover |
| CN109835696A (en) * | 2019-04-09 | 2019-06-04 | 秦皇岛首创思泰意达环保科技有限公司 | A kind of belt conveyor |
| CN112777338A (en) * | 2019-11-11 | 2021-05-11 | 天津港第四港埠有限公司 | Spraying dust suppression device for funnel, control method of spraying dust suppression device and funnel |
| CN113636375B (en) * | 2021-08-06 | 2023-03-31 | 华能营口热电有限责任公司 | Treatment device for windrow flying dust of stacker and application method thereof |
| CN114148782A (en) * | 2021-12-16 | 2022-03-08 | 青岛南洋重工机械有限公司 | Automatic powder dust removal bulk machine |
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| CN201016072Y (en) * | 2007-03-02 | 2008-02-06 | 无锡市华能电力机械有限公司 | Dust collector for portable belt conveyer |
| CN101462649A (en) * | 2007-12-20 | 2009-06-24 | 于文祥 | Electrostatic precipitation system of mobile dumper |
| CN202518831U (en) * | 2012-03-27 | 2012-11-07 | 大连天虹环境工程有限公司 | Enclosed dust removal device of coal conveying system |
| CN103879799B (en) * | 2014-03-21 | 2016-10-19 | 江苏全能机电装备工程股份有限公司 | Moving band conveyor dust pelletizing system |
| CN204957862U (en) * | 2015-07-06 | 2016-01-13 | 武汉科技大学 | A spraying dust fall system for landing stage formula is unloaded coal |
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2015
- 2015-07-06 CN CN201510389658.0A patent/CN104960944B/en not_active Expired - Fee Related
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| CN104960944A (en) | 2015-10-07 |
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