CN208037207U - Run coal bin dredger - Google Patents
Run coal bin dredger Download PDFInfo
- Publication number
- CN208037207U CN208037207U CN201820517212.0U CN201820517212U CN208037207U CN 208037207 U CN208037207 U CN 208037207U CN 201820517212 U CN201820517212 U CN 201820517212U CN 208037207 U CN208037207 U CN 208037207U
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- China
- Prior art keywords
- scraper
- storehouse
- transitional storehouse
- coal bin
- run coal
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Abstract
Run coal bin dredger.It is related to the feed bin coal breakage bucket in the fields such as electric power, metallurgy, building, coal mine, chemical industry, petrochemical industry, coking more particularly to the dredger of run coal bin.A kind of simple in structure, high degree of automation is provided, is convenient for air-drying, improves the run coal bin dredger of working efficiency.The run coal bin includes upper warehouse, upper transitional storehouse, rotatable hopper storehouse, lower transitional storehouse and lower warehouse successively from top to bottom, it is connected by ring flange between the upper warehouse and upper transitional storehouse, it is connected by ring flange between the lower transitional storehouse and lower warehouse, rotatable hopper storehouse rotary moveable is connected between transitional storehouse and lower transitional storehouse.The utility model can ensure the normal reliable operation of entire unit, can reduce manual maintenance expense to avoid unit because the unit that the disconnected coal of feeder occurs surprisingly is put out a fire, without manually beaing after installation, save cost of labor；It guarantees safe production, avoids manually beaing, into the potential danger for drawing coal in run coal bin.
Description
Technical field
The utility model is related to the feed bin coal breakage buckets in the fields such as electric power, metallurgy, building, coal mine, chemical industry, petrochemical industry, coking, especially
It is related to the dredger of run coal bin.
Background technology
Power plant's run coal bin its structure is funnel-form, up big and down small, the bin outlet insertion plate door up section between 0.5~3m
Product is relatively small, is susceptible to chute blockage situation.Raw coal is generally stored in outdoor spacious paulin, is easy to absorb moisture, occur " glutinous coal,
Conglomeration " phenomenon, Coal Quality Decline and mix burn coal slime in the case of, also will appear such case.
It is between raw coal and raw coal and former to run coal bin addition containing " the glutinous coal " compared with juicy according to rock-soil mechanics knowledge
Frictional force between coal and warehouse inner wall increases.During flowing down and fall with coal, " channel " sectional area that falls is smaller and smaller, causes
Is there is chute blockage phenomenon at 0.5~3m of bin outlet insertion plate door in raw coal.Once there is chute blockage, easily cause feeder disconnected
Coal, seriously affects coal yard turnover, and the normal operation of machine brings larger hidden danger to unit safety, economical operation.
It is domestic at present generally to use installation air bubble, dredging machine, shaking device, be washed with water to solve run coal bin chute blockage situation
Equal blockage-clearing devices or method, but effect is undesirable, and effect is worse in the case of wet coal.
Utility model content
The utility model is in view of the above problems, provide a kind of simple in structure, high degree of automation, convenient for air-drying, raising
The run coal bin dredger of working efficiency.
The technical solution of the utility model is：The run coal bin includes upper warehouse, upper transitional storehouse, rotation successively from top to bottom
Funnel bin, lower transitional storehouse and lower warehouse, are connected between the upper warehouse and upper transitional storehouse by ring flange, the lower transitional storehouse and
It is connected by ring flange between lower warehouse, rotatable hopper storehouse rotary moveable is connected between transitional storehouse and lower transitional storehouse；
The dredger includes scraper one, scraper two and scraper three, and the scraper one and scraper three are in " 7 " word respectively
Shape, the upper transitional storehouse of one end connection of the scraper one, the other end stretch into rotatable hopper storehouse；One end connection rotation of the scraper three
Funnel bin, the other end stretch into lower transitional storehouse；
The scraper two takes the shape of the letter U, and the scraper two is connected in rotatable hopper storehouse；U-shaped chamber, institute are equipped in the scraper two
One end connection air-heater of U-shaped cavity is stated, the other end is closed by end socket；The air-heater is located at the outside in rotatable hopper storehouse, institute
It states and is laid with several air outlets on scraper two, the air outlet is connected to U-shaped chamber；
The scraper one, scraper two and scraper three are circumferentially uniformly arranged；Spatially helically ladder is distributed.
Further include fixed supporting frame and driving mechanism, the fixed bearing is erected at the side of run coal bin；
The driving mechanism includes motor, gear and pivoting support one, and the inner ring of the pivoting support one passes through support plate
It is connect with fixed supporting frame, the outer ring of the pivoting support one is connect with rotatable hopper storehouse, the outer ring tool of the pivoting support one
There are external toothing, the motor-driven gear, the gear to be meshed with the external toothing of pivoting support one.
The rotatable hopper storehouse is equipped with manhole door, and the manhole door is equipped with a pair of of perforation, the both ends of the scraper two
One-to-one correspondence is located in perforation, and the both ends head of the scraper two is equipped with external screw thread and the shaft shoulder successively from outside to inside；
The outside of the manhole door is equipped with positioning tube, and the center line of the positioning tube and the center line of perforation are located at always
Line, the shaft shoulder are located in positioning tube,
Further include flange shaft sleeve, the section of the flange shaft sleeve is T-shaped, has positioning end and flange end, the flange shaft
The positioning end of set stretches into positioning tube, for contacting the shaft shoulder, and flange end and the positioning tube of the flange shaft sleeve are bolted；
The external screw thread of the scraper two is equipped with nut, and the nut is located at the outside of flange shaft sleeve.
The scraper one is identical with the section of scraper three, and the scraper one and scraper three all have outside protrusion.
Angle≤20 ° of the scraper two and vertical direction.
Further include pivoting support two, outer ring and the rotatable hopper storehouse of the pivoting support two are welded to connect, pivoting support two
Inner ring be welded to connect with lower transitional storehouse.
The utility model at work, is connected between upper warehouse and upper transitional storehouse by ring flange, lower transitional storehouse and lower storehouse
It is connected by ring flange between body, in this way, upper transitional storehouse and lower transitional storehouse are fixed, cannot be rotated with rotatable hopper storehouse, rotated
Funnel bin spinning movement；Scraper one and scraper three in dredger are cantilever design, and block clearing scraper two is simple beam structure, three
Person is uniformly distributed in horizontal circumferencial direction, and spatially helically ladder is distributed.When the work of intermediate rotatable hopper storehouse, scraper one, three with
The raw coal of broken arch interacts, and reinforces broken arch effect.Block clearing scraper two is mounted on manhole door, and scraper two can be scraped off and is sticky in
The coal of rotatable hopper storehouse inner wall plays the role of broken arch, and can push away coal down, dredges coal stream, reinforces block clearing effect.
Run coal bin dredger in the utility model can solve run coal bin chute blockage situation, whole block clearing rate up to 95% with
On, it has the following effects that：
Ensure the normal reliable operation of entire unit, it can be to avoid unit because the unit that the disconnected coal of feeder occurs surprisingly goes out
Fire, non-programmed halt,
Manual maintenance expense can be reduced, without manually beaing after installation, save cost of labor；
It guarantees safe production, avoids manually beaing, into the potential danger for drawing coal in run coal bin.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model,
Fig. 2 is the structural schematic diagram one of dredger,
Fig. 3 is the structural schematic diagram two of dredger,
Fig. 4 is the structural schematic diagram one of manhole door and scraper two,
Fig. 5 is the structural schematic diagram two of manhole door and scraper two,
Fig. 6 is the structural schematic diagram of scraper one,
Fig. 7 is the sectional view in the faces A-A in Fig. 6；
1 is upper transitional storehouse in figure, and 2 be rotatable hopper storehouse, and 3 be pivoting support one, and 4 be gear, and 5 be motor, and 6 be manhole
Door, 60 be perforation, and 7 be pivoting support two, and 8 be lower transitional storehouse, and 9 be fixed supporting frame, and 10 be scraper three, and 11 be scraper two, 110
It is the shaft shoulder, 12 be scraper one, and 13 be flange shaft sleeve, and 131 be positioning end, and 132 be flange end, and 14 be positioning tube, and 15 be nut, 16
It is upper warehouse, 17 be lower warehouse, and 18 be support plate, and 19 be protrusion, and 20 be U-shaped chamber, and 21 be air outlet.
Specific implementation mode
As shown in figs. 1-7, the run coal bin includes upper warehouse 16, upper transitional storehouse 1, rotation successively from top to bottom to the utility model
Turn funnel bin 2, lower transitional storehouse 8 and lower warehouse 17, is connected by ring flange between the upper warehouse 16 and upper transitional storehouse 1, it is described
It is connected by ring flange between lower transitional storehouse 8 and lower warehouse 17,2 rotary moveable of rotatable hopper storehouse is connected to transitional storehouse 1
Between lower transitional storehouse 8；
The dredger includes scraper 1, scraper 2 11 and scraper 3 10,3 10 points of the scraper 1 and scraper
Not Cheng " 7 " font, the upper transitional storehouse of one end connection of the scraper 1, the other end stretches into rotatable hopper storehouse；The scraper 3 10
One end connection rotatable hopper storehouse, the other end stretches into lower transitional storehouse；
The scraper 2 11 takes the shape of the letter U, and the scraper two is connected in rotatable hopper storehouse；U-shaped is equipped in the scraper 2 11
One end of chamber 20, the U-shaped cavity connects air-heater, and the other end is closed by end socket；The air-heater is located at rotatable hopper storehouse
Outside, several air outlets 21 are laid on the scraper two, and the air outlet is connected to U-shaped chamber.
In work, air-heater is located at the outside of run coal bin；Air-heater is set, on the one hand, plays to " glutinous coal " drying functions；
On the other hand, several air outlets on scraper two, air outlet are located in run coal bin, play and disperse to the chute blockage in run coal bin
Effect.
The scraper one, scraper two and scraper three are circumferentially uniformly arranged；Spatially helically ladder is distributed.
The utility model at work, is connected between upper warehouse and upper transitional storehouse by ring flange, lower transitional storehouse and lower storehouse
It is connected by ring flange between body, in this way, upper transitional storehouse and lower transitional storehouse are fixed, cannot be rotated with rotatable hopper storehouse, rotated
Funnel bin spinning movement；Scraper 1 and scraper 3 10 in dredger are cantilever design, and block clearing scraper 2 11 is simply supported beam
Structure, three is uniformly distributed in horizontal circumferencial direction, and spatially helically ladder is distributed.When intermediate rotatable hopper storehouse work, scraper
One, it three interacts with the raw coal of broken arch, reinforces broken arch effect.Block clearing scraper 2 11 is mounted on manhole door 6, and scraper two can
The coal for being sticky in rotatable hopper storehouse inner wall is scraped off, plays the role of broken arch, and coal can be pushed away down, dredges coal stream, reinforces block clearing effect
Fruit.
Further include fixed supporting frame 9 and driving mechanism, the fixed supporting frame 9 is located at the side of run coal bin；
The driving mechanism includes motor 5, gear 4 and pivoting support 1, and the inner ring of the pivoting support 1 passes through branch
Fagging 18 is connect with fixed supporting frame, and the outer ring of the pivoting support 1 is connect with rotatable hopper storehouse, the pivoting support 1
Outer ring there is external toothing, the motor 5 to drive gear 4, the gear 4 is meshed with the external toothing of pivoting support 1.
Driving mechanism at work, is meshed action so that rotatable hopper by motor-driven gear with pivoting support one
The reliable spinning movement in storehouse.
The rotatable hopper storehouse 2 is equipped with manhole door 6, and the manhole door 6 is equipped with a pair of of perforation 60, the scraper two
Both ends correspond and are located in perforation, and the both ends head of the scraper two is equipped with external screw thread and the shaft shoulder 110 successively from outside to inside；
The outside of the manhole door is equipped with positioning tube 14, and the center line of the positioning tube 14 and the center line of perforation 60 are located at
Same straight line, the shaft shoulder 110 are located in positioning tube,
Further include flange shaft sleeve 13, the section of the flange shaft sleeve 13 is T-shaped, has positioning end 131 and flange end 132,
The positioning end 131 of the flange shaft sleeve stretches into positioning tube, for contacting the shaft shoulder, the flange end 132 of the flange shaft sleeve with it is fixed
Position cylinder is bolted；
The external screw thread of the scraper two is equipped with nut 15, and the nut is located at the outside of flange shaft sleeve.
Manhole door is set, the chute blockage situation in observation run coal bin is on the one hand convenient on the other hand to be easily installed scraper two；
The both ends of scraper two are each passed through the perforation on manhole door and stretch into positioning tube；Connect at this point, flange shaft sleeve is stretched into positioning tube
It connects, flange shaft sleeve is connected with positioning tube, then passes through nut（Blocking double nut can be set）It is locked on the external screw thread of scraper two, rises
To the fixation to two position of scraper, facilitate installation, operation reliable.
Meanwhile the gap between scraper two and inner wall can be adjusted at any time by the way that different flange shaft sleeves is arranged, it adapts to different
Operating mode.
The scraper 1 is identical with the section of scraper 3 10, and the scraper one and scraper three all have outside protrusion
19.It is at an acute angle by the way that protrusion is arranged, sharp keen lathe tool is formed, convenient for by viscous coal " chopping ", raw coal chopped is along scraper two
Seamed edge tangential direction moves, and is conducive to quick broken arch, and resistance is smaller.Protrusion can be arranged in the surface of scraper two, play " chopping "
The effect of raw coal.
Angle≤20 ° of the scraper 2 11 and vertical direction.When work, scraper two can scrape off and be sticky in inner wall
Coal plays the role of broken arch, and can push away coal down, dredges coal stream, reinforces block clearing effect.
Further include pivoting support 27, outer ring and the rotatable hopper storehouse 2 of the pivoting support 27 are welded to connect, pivoting support
27 inner ring is welded to connect with lower transitional storehouse 8.
Pivoting support two is set, plays reliable guiding role so that rotatable hopper storehouse reliable in action.
Claims (6)
1. run coal bin dredger, which is characterized in that the run coal bin includes upper warehouse, upper transitional storehouse, rotation successively from top to bottom
Turn funnel bin, lower transitional storehouse and lower warehouse, is connected by ring flange between the upper warehouse and upper transitional storehouse, the lower transitional storehouse
Connected by ring flange between lower warehouse, rotatable hopper storehouse rotary moveable be connected to transitional storehouse and lower transitional storehouse it
Between；
The dredger includes scraper one, scraper two and scraper three, and the scraper one and scraper three are in " 7 " font, institute respectively
The upper transitional storehouse of one end connection of scraper one is stated, the other end stretches into rotatable hopper storehouse；One end of the scraper three connects rotatable hopper
Storehouse, the other end stretch into lower transitional storehouse；
The scraper two takes the shape of the letter U, and the scraper two is connected in rotatable hopper storehouse；U-shaped chamber, the U are equipped in the scraper two
One end of shape chamber connects air-heater, and the other end is closed by end socket；The air-heater is located at the outside in rotatable hopper storehouse, described to scrape
Several air outlets are laid on knife two, the air outlet is connected to U-shaped chamber；
The scraper one, scraper two and scraper three are circumferentially uniformly arranged；Spatially helically ladder is distributed.
2. run coal bin dredger according to claim 1, which is characterized in that further include fixed supporting frame and driving machine
Structure, the fixed bearing are erected at the side of run coal bin；
The driving mechanism includes motor, gear and pivoting support one, and the inner ring of the pivoting support one by support plate and is consolidated
Determine bearing support connection, the outer ring of the pivoting support one is connect with rotatable hopper storehouse, and the outer ring of the pivoting support one is with outer
Gear ring, the motor-driven gear, the gear are meshed with the external toothing of pivoting support one.
3. run coal bin dredger according to claim 1 or 2, which is characterized in that the rotatable hopper storehouse is equipped with people
Kong Men, the manhole door are equipped with a pair of of perforation, and the both ends of the scraper two, which correspond, to be located in perforation, the scraper two
Both ends head is equipped with external screw thread and the shaft shoulder successively from outside to inside；
The outside of the manhole door is equipped with positioning tube, and the center line of the positioning tube and the center line of perforation are located at same straight line,
The shaft shoulder is located in positioning tube,
Further include flange shaft sleeve, the section of the flange shaft sleeve is T-shaped, has positioning end and flange end, the flange shaft sleeve
Positioning end stretches into positioning tube, for contacting the shaft shoulder, and flange end and the positioning tube of the flange shaft sleeve are bolted；
The external screw thread of the scraper two is equipped with nut, and the nut is located at the outside of flange shaft sleeve.
4. run coal bin dredger according to claim 1, which is characterized in that the section phase of the scraper one and scraper three
Together, the scraper one and scraper three all have outside protrusion.
5. run coal bin dredger according to claim 1, which is characterized in that the angle of the scraper two and vertical direction
≤20°。
6. run coal bin dredger according to claim 3, which is characterized in that further include pivoting support two, the revolution
The outer ring of bearing two is welded to connect with rotatable hopper storehouse, and the inner ring of pivoting support two is welded to connect with lower transitional storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820517212.0U CN208037207U (en) | 2018-04-11 | 2018-04-11 | Run coal bin dredger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820517212.0U CN208037207U (en) | 2018-04-11 | 2018-04-11 | Run coal bin dredger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208037207U true CN208037207U (en) | 2018-11-02 |
Family
ID=63943780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820517212.0U Active CN208037207U (en) | 2018-04-11 | 2018-04-11 | Run coal bin dredger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208037207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529032A (en) * | 2018-04-11 | 2018-09-14 | 扬州电力设备修造厂有限公司 | A kind of run coal bin rotary type block-resistant device |
-
2018
- 2018-04-11 CN CN201820517212.0U patent/CN208037207U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529032A (en) * | 2018-04-11 | 2018-09-14 | 扬州电力设备修造厂有限公司 | A kind of run coal bin rotary type block-resistant device |
| CN108529032B (en) * | 2018-04-11 | 2019-09-13 | 扬州电力设备修造厂有限公司 | A kind of run coal bin rotary type block-resistant device |
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