CN207774084U - A kind of multi-pipeline Coal Cake Falling Device - Google Patents
A kind of multi-pipeline Coal Cake Falling Device Download PDFInfo
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- CN207774084U CN207774084U CN201720944901.5U CN201720944901U CN207774084U CN 207774084 U CN207774084 U CN 207774084U CN 201720944901 U CN201720944901 U CN 201720944901U CN 207774084 U CN207774084 U CN 207774084U
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- coal
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Abstract
The utility model provides a kind of multi-pipeline Coal Cake Falling Device, including tripper, iron remover, adjuster, crane, holder, feeding adhesive tape, pass through the use to the streamlined coal spout of the utility model and turnover coal breakage pipe device, its falling duct can be adjusted according to coal sample difference by being coal spout, effectively solve the perforation of coal handling system coal breakage pipe outer wall, flour dust overflow, leak coal, leak powder, corrosion, and plant maintenance maintenance workload is big, the problems such as maintenance cost is high, effectively improve coal handling system device security, reliability level, reduce waste of fuel, it carries out production strictly in line with rules and regulations level at raising scene, improve equipment service efficiency, the service life of equipment is effectively ensured.
Description
Technical field
The utility model is related to a kind of multi-pipeline Coal Cake Falling Devices.
Background technology
Certain thermal power plant is complicated using fire coal species, and coal-fired water content is larger, sticky big and coal handling system coal spout design
There are many places corners, and product coal, chute blockage situation easily occurs in angular position when fire coal falls, gives entire coal handling system normal operation
Bring larger hidden danger.To ensure system normal operation, it has to which many places open up manhole door and facilitate in dredging pipe on circle coal spout
Product coal, increases field maintenance person's workload.Simultaneously because #2, #3 transfer station the superior and the subordinate belt falling reach 14.5m, high speed
The material of whereabouts generates coal spout strong impact, and after running 4-5, coal spout shock surface is seriously ground circle coal spout
Often there is leakage powder phenomenon in damage, and not only plant maintenance workload is larger, but also causes waste of fuel, pollutes environment.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of multi-pipeline Coal Cake Falling Device.
The utility model is achieved by the following technical programs.
A kind of multi-pipeline Coal Cake Falling Device provided by the utility model, including tripper, iron remover, adjuster, crane, branch
Frame, feeding adhesive tape；Blanking pipe holder, coal breakage bucket holder are provided in the holder, the iron remover is pacified by going out ironware holder
Mounted in material blanking tube pedestal upper end, the tripper is mounted on the lower end of blanking pipe holder, and glue is equipped on the coal breakage bucket holder
Band telescopic head, the crane are mounted on the top of holder, and the feeding adhesive tape is mounted on the bottom of holder, the blanking elbow
Lower end be connected separately with the first material blanking tube, coal breakage bucket holder, third material blanking tube, the first material blanking tube, coal breakage bucket holder, third are fallen
The lower end of expects pipe is mounted on adjuster.
First material blanking tube and third material blanking tube are connect by sub-material inclined tube with blanking elbow, the sub-material inclined tube
It is connect with blanking straight tube by blanking elbow, adjuster is mounted on the lower end of blanking straight tube.
The adhesive tape telescopic head is mounted on telescope support.Telescope support is driven by motor.
The adhesive tape telescopic head is arranged in the first material blanking tube lower end.
Coal stream controllable register is installed in the adjuster.
First material blanking tube is streamlined coal spout.
The beneficial effects of the utility model are：By making to the streamlined coal spout of the utility model and turnover coal breakage pipe device
With its falling duct can be adjusted according to coal sample difference by being coal spout, effectively solve the perforation of coal handling system coal breakage pipe outer wall, powder
Dirt is excessive, leakage coal, leakage powder, corrosion and the problems such as plant maintenance maintenance workload is big, maintenance cost is high, effectively improve defeated coal
System equipment safety, reliability level reduce waste of fuel, and raising scene is carried out production strictly in line with rules and regulations level, improve equipment service efficiency,
The service life of equipment is effectively ensured.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the adhesive tape telescopic head structural schematic diagram of the utility model；
In figure：1- trippers, 2- sub-material inclined tubes, 3- blanking elbows, 4- blanking straight tubes, 5- iron removers, 6- adjusters, 7- are fallen
Hopper, 8- go out ironware holder, 9- cranes, 10- holders, 11- blanking pipe holders, the first material blanking tubes of 12-, and 13- adhesive tapes are flexible
Head, 14- iron buckets, 15- coal breakage bucket holders, 16- feeding adhesive tapes, 17- telescope supports, the second material blanking tubes of 18-, 19- third material blanking tubes.
Specific implementation mode
Be described further below the technical solution of the utility model, but claimed range be not limited to it is described.
A kind of multi-pipeline Coal Cake Falling Device, including tripper 1, iron remover 5, adjuster 6, crane 9, holder 10, feeding glue
Band 16；Blanking pipe holder 11, coal breakage bucket holder 15 are provided in the holder 10, the iron remover 5 is pacified by going out ironware holder 8
Mounted in 11 upper end of blanking pipe holder, the tripper 1 is mounted on the lower end of blanking pipe holder 11, pacifies on the coal breakage bucket holder 15
Equipped with adhesive tape telescopic head 13, the crane 9 is mounted on the top of holder 10, and the feeding adhesive tape 16 is mounted on the bottom of holder 10
The lower end in portion, the blanking elbow 3 is connected separately with the first material blanking tube 12, coal breakage bucket holder 15, third material blanking tube 19, and first falls
Expects pipe 12, coal breakage bucket holder 15, third material blanking tube 19 lower end be mounted on adjuster 6.
First material blanking tube 12 and third material blanking tube 19 are connect by sub-material inclined tube 2 with blanking elbow 3, described point
Material inclined tube 2 is connect by blanking elbow 3 with blanking straight tube 4, and adjuster 6 is mounted on the lower end of blanking straight tube 4.
The adhesive tape telescopic head 13 is mounted on telescope support 17.Telescope support 17 is driven by motor.
The adhesive tape telescopic head 13 is arranged in 12 lower end of the first material blanking tube.
Coal stream controllable register is installed in the adjuster 6.
First material blanking tube 12 is streamlined coal spout.
Embodiment 1：By B1200 circular cross-sections coal spout below the threeway of coal pipe (containing buffering air lock device), it is changed to streamlined
Coal spout, the coal spout integrally use streamlined structure, the anti-blocking streamlined coal breakage Manifold technologies of 3-DEM, channel section design, pass through
The landing process for analyzing coal stream carries out whole water conservancy diversion to coal stream, so that coal stream is changed into controllable landing process from without continuous fall, make
Material convergence falls, is not likely to produce impact chute blockage and dust, ensures the conveying that collects of material, reduces the induced air that coal stream carries
Amount, the phenomenon of dusting for improving deflector chute outlet.
Control by coal spout to coal stream movement track, coal stream can tangentially flow into skin under the guiding of streamlined coal spout
Band realizes that the soft landing on subordinate's belt of coal stream, coal wander that shots are placed in the middle, greatly reduces the impact that material falls to belt, protects
Sheath band and lower part support roller device, prevent because discharging point not just due to the belt deviation that occurs and spread coal situation on the way, ensure belt
Effective output effectively improves the sealing effect of anti-overflow skirtboard.Streamlined coal spout coal stream wash surface integrally uses 18mm thick
HARDOX500 materials make, and design coal spout using no liner plate, elimination liner plate falls off brings scuffing hidden danger to belt.Coal stream rushes
Brush finish integrally uses wearing plate to make, and can guarantee that coal stream interface is smooth, reduces coal stream flow resistance, avoids generating long-pending coal, chute blockage feelings
Condition.
Since coal spout drop is larger, one group of spring induction need to be installed in vertical coal spout additional below streamlined corner elbow
Afflux guiding device is buffered, buffering afflux guiding device can run coal stream and play buffering guide functions, reduce coal stream pair and set
Standby impact, effectively cuts off induced air, inhibits the generation of dust.3-DEM buffers afflux guiding device using high abrasion, resistance to punching
It hits, the polyurethane elastomer with favorable elasticity, the impact of coal stream is incuded by spring, when coal flow is bigger, the spring amount of drawing high is got over
Long, the elastic force of acquisition is bigger, and then the bigger feature of buffering strength that baffle is raw to coal miscarriage, can be good at adapting to defeated coal measures
The suddenly big or suddenly small requirement of actual working condition of system coal flow, it is ensured that no matter coal stream is how many can smooth flows.
For the induction air quantity for further cutting down into deflector chute, in the outlets 2# to 3#, #3 to 4#, coal spout dilatation section is installed
One group of PU elasticity afflux damping device, makes the material disperseed on a small quantity further collect, and coal stream is done along tube wall regular collects fortune
It is dynamic, reduce and generate impact phenomenon when material falls in coal spout, while the also cut-off coal spout of PU afflux damping devices enters
Induced air in deflector chute reduces dust recycling, the excessive kinetic energy to site environment pollution.
It is that the anti-overflow skirtboard of effective protection is not impacted by coal stream, it is placed in the middle ensures that coal stream enters belt, outlet coal spout is using receiving
Mouth design takes dilatation measure to ensure coal circulation diameter along belt direction of travel coal spout.Coal breakage tube section is U-shaped
It can play the role of conflux to Flow of Goods and Materials, it is ensured that into adhesive tape between two parties without unbalance loading deviation phenomenon occurs, the sections U are not easy to fire coal
Coal spout bridging occurs and accumulates coal situation.
Embodiment 2：3-DEM coal stream electrodeless adjustment baffles are installed in coal spout outlet port, are fallen in #2A/B~#7A belts
Coal pipe outlet port installs a 3-DEM and exports coal stream controllable register, and by rotating the lead screw being connect with baffle back, (screw is solid
It is fixed) coal stream baffle can be made to be rotated along top axis pin, and then the relative position between controllable register and belt, effectively adjust under material
Discharging point position when falling solves the problems, such as at present because discharging point does not just lead to belt deviation well.Since flow apron exists
It ceaselessly vibrates, swing under the impact of coal stream, and coal stream wash surface integrally uses HARDOX500 to make (no liner plate design), light
Cunning is smooth, therefore material will not be unimpeded in the viscous coal phenomenon of coal spout outlet port appearance, material whereabouts.
It installs additional and is slidingly sealed and 3-DEM unpowered dust removal devices between telescoping head device and coal spout (bucket).By
Moving telescopic head installs sliding sealing device additional with windrow dropping coal tube, #7A band moving-head funnels and lower section coal breakage bucket interface, carries
The sealing performance of high three stations running equipment, it is ensured that no matter telescopic head be in which station dust will not be excessive, reduce environment
Pollution.Concrete measure is described below：
(1) installed additional between #7A belts moving telescopic head and windrow dropping coal tube sliding sealing device be will be at the top of deflector chute
Cover board is fabricated to drawing and pulling type structure, i.e., when head telescopic head moves, the part of deflector chute both side plate and the anti-overflow skirtboard of aid
Can move together therewith, and deflector chute top blind flange is fixedly connected with coal spout and does not move, and guide grooved top plate with
Install one group of sliding sealing device between side plate additional.Deflector chute top blind flange (sealing top board) is welded as with windrow dropping coal tube
One entirety, deflector chute both side plate (part for installing anti-overflow skirtboard) are then connect with telescopic head movement bicycle beam.Telescopic head converts work
It can be produced relative sliding between deflector chute top blind flange and side plate when position, the sealing plate being fixed on deflector chute side plate is same always
Deflector chute upper plate, which fits closely, realizes being fully sealed for deflector chute, it is ensured that station telescopic head guide groove location is under any circumstance
Flour dust overflow will not occur here, effectively solve the problems, such as flour dust overflow pollution environment when the operation of heap feeding.
(2) it installs sliding sealing device additional between #7A band moving-head funnels and lower section coal breakage bucket interface, is moved in telescopic head
Design installs additional and is slidingly sealed dress between two coal breakage buckets (bucket wheel machine feeding whereabouts coal scuttle) above head funnel and #3A/B belts
It sets, ensures in telescopic head moving process and when bucket wheel machine takes coal, #3A/B band material feedings not will produce and spread coal and flour dust overflow is existing
As.
Sliding sealing device is mounted on telescopic head head funnel bottom, and is secured to connect, and moves back and forth with telescopic head,
Sealing device sealing material is made of the wear-resisting offset plate of polyurethane elastomer and is designed using maze-type structure, ensures it with advanced
Leakproofness and wearability.It is laid with that (back side is welded the angles L70 using 8mm smooth abrasion-proofs steel plate between two feeding whereabouts coal scuttles
Steel improves plate face flatness and rigidity as reinforcing rib), form a smooth sliding surface.Polyurethane is close in the process of running
Sealing plate is in close contact with steel plate sliding surface always, it is ensured that dust can not excessive, nonpollution environment when system operation.
Sliding sealing device is made of blending-type polyurethane material, the small, service life with friction coefficient
Maze-type structure designs the sealing performance that can ensure that sliding sealing device, and the dust that material falling impacts generate will not
Any leakage, pollution environment occurs from the gap between hole at the top of coal spout and deflector chute.
(1) 2 choke curtains are respectively installed at 7#A telescopic head deflector chutes both ends, the induction generated in material transportation process of decaying
Wind wind speed, to hinder dust recycling；3 groups of power-free dust-removing units are installed in the front end, stage casing, rear end of deflector chute.It is unpowered to remove
Dirt unit is made of more rib rubber strips, since more rib adhesive tape have prodigious adsorption surface area and electrostatic adsorption force, to play
Dust effect is adsorbed, while multistage curtain can gradually use up wind energy reduction induced air wind speed, when deflector chute air outlet velocity reduces
To 2 meter per seconds hereinafter, 5 microns or more of dust meeting nature falls on the surface of adhesive tape, prevents dust and export ejection from deflector chute belt
Form dust raising phenomenon；Power-free dust-removing curtain has the advantages that wear-resistant, adsorption area is big, and easy care is not necessarily to power consumption.
The poly- middle device of one 3-DEM coal stream is installed in the outlet of telescopic head deflector chute.The equipment is enforceable by Belt Conveying
Material gathers among belt, ensures that when material is run be not in shed phenomenon, telescopic head deflector chute is shoveled coal when solution takes coal
Problem.Fire coal also has the function of deviation rectifying leather belt after being focused among belt.
(2) flexible vibration device is installed additional in #2A/B~#7A belts, the easy chute blockage position of #3A/B belt coal spouts, improvement is fallen
Coal pipe accumulates coal, chute blockage problem.Flexible vibration device is structurally characterized in that：By easy generation chute blockage, need the coal spout position vibrated
It connect using flexible flange with other components and (hits power of shaking to avoid the site absorption motor for not needing rapping), coal spout
Suspension and support uses spring system hanger suspending instead, installs electric motor of shaker additional outside coal spout, is set between time of vibration and vibration by PLC
Every the rapping target for reaching high-frequency short arc.When motor oscillating under the action of spring hanger can be achieved with coal breakage pipe resonance,
Improve coal spout Oscillation Amplitude and ramping effect.
Claims (6)
1. a kind of multi-pipeline Coal Cake Falling Device, including tripper (1), iron remover (5), adjuster (6), crane (9), holder
(10), feeding adhesive tape (16), it is characterised in that：It is provided with blanking pipe holder (11), coal breakage bucket holder in the holder (10)
(15), the iron remover (5) is mounted on blanking pipe holder (11) upper end, tripper (1) installation by going out ironware holder (8)
Lower end in blanking pipe holder (11) is equipped with adhesive tape telescopic head (13), the crane (9) on the coal breakage bucket holder (15)
Top mounted on holder (10), the feeding adhesive tape (16) are mounted on the bottom of holder (10), and the adjuster (6) is mounted on
It is connected under first material blanking tube (12), coal breakage bucket holder (15), third material blanking tube (19) of blanking elbow (3) lower end
End.
2. multi-pipeline Coal Cake Falling Device as described in claim 1, it is characterised in that：First material blanking tube (12) and third blanking
Pipe (19) connect with blanking elbow (3) by sub-material inclined tube (2), the sub-material inclined tube (2) by blanking elbow (3) with fall
Expect that straight tube (4) connects, adjuster (6) is mounted on the lower end of blanking straight tube (4).
3. multi-pipeline Coal Cake Falling Device as described in claim 1, it is characterised in that：The adhesive tape telescopic head (13) is mounted on flexible
On holder (17), telescope support (17) is driven by motor.
4. multi-pipeline Coal Cake Falling Device as described in claim 1, it is characterised in that：The adhesive tape telescopic head (13) is arranged first
Material blanking tube (12) lower end.
5. multi-pipeline Coal Cake Falling Device as described in claim 1, it is characterised in that：Coal stream tune is installed in the adjuster (6)
Save baffle.
6. multi-pipeline Coal Cake Falling Device as described in claim 1, it is characterised in that：First material blanking tube (12) is streamlined falls
Coal pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720944901.5U CN207774084U (en) | 2017-07-31 | 2017-07-31 | A kind of multi-pipeline Coal Cake Falling Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720944901.5U CN207774084U (en) | 2017-07-31 | 2017-07-31 | A kind of multi-pipeline Coal Cake Falling Device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207774084U true CN207774084U (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720944901.5U Active CN207774084U (en) | 2017-07-31 | 2017-07-31 | A kind of multi-pipeline Coal Cake Falling Device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207774084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109230597A (en) * | 2018-11-01 | 2019-01-18 | 张志鸣 | Coal coal conduit and its working method on a kind of bucket wheel machine two-way |
-
2017
- 2017-07-31 CN CN201720944901.5U patent/CN207774084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109230597A (en) * | 2018-11-01 | 2019-01-18 | 张志鸣 | Coal coal conduit and its working method on a kind of bucket wheel machine two-way |
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