CN216995886U - Shrimp hyperbolic curve integrated coal hopper blockage clearing device - Google Patents
Shrimp hyperbolic curve integrated coal hopper blockage clearing device Download PDFInfo
- Publication number
- CN216995886U CN216995886U CN202220858199.1U CN202220858199U CN216995886U CN 216995886 U CN216995886 U CN 216995886U CN 202220858199 U CN202220858199 U CN 202220858199U CN 216995886 U CN216995886 U CN 216995886U
- Authority
- CN
- China
- Prior art keywords
- coal
- shrimp
- hyperbolic
- bucket
- hyperbolic curve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
A shrimp hyperbolic curve integrated coal bucket blockage removal device comprises a shrimp hyperbolic curve coal bucket arranged between a raw coal bucket and a coal feeder, wherein the shrimp hyperbolic curve coal bucket comprises a cylinder body with an upper opening and a lower opening, the upper opening of the shrimp hyperbolic curve coal bucket covers the lower opening of the raw coal bucket, the upper end of the shrimp hyperbolic curve coal bucket is abutted against the outer wall of the lower end of the raw coal bucket to provide complete integral coating, the lower opening of the shrimp hyperbolic curve coal bucket is connected with a metal compensator through an opening and closing assembly, the metal compensator is connected to the coal feeder to provide length compensation of temperature change, and a plurality of shrimp hyperbolic curve coal buckets which are staggered up and down at intervals are arranged on the outer side of the middle part of the shrimp hyperbolic curve coal bucket to carry out pneumatic vibration beating; therefore, the utility model has simple structure and convenient operation, effectively overcomes the defects of the prior art, can ensure that the material circulation resistance is smaller, better ensures the smoothness of the material without resistance, has high loosening efficiency, better ensures the safety and has higher practicability.
Description
Technical Field
The utility model relates to the technical field of material blockage removal in power stations, coal mines and the like, in particular to a shrimp hyperbolic curve integrated coal bucket blockage removal device.
Background
The coal feeding system of the power plant is an important system for supplying energy to the boiler, and is conveyed to a raw coal hopper by a belt to be fed to the boiler for combustion through a coal dropping pipe and a coal feeder.
The reason for the material shed and blockage is that the raw coal is dug out from the ground and usually contains 8 to 16 percent of water. The surface moisture of coal is large after being stored in the open air for many times through rain, the coal is easy to form arch, shed arch and coal blockage after entering a raw coal hopper, in addition, in northeast areas, the temperature reaches more than minus 30 ℃ in winter, the raw coal is heated to frost and is blocked after entering the coal hopper, the coal hopper is often blocked, the phenomenon of caking is caused, the arch formation and the coal blockage are caused, and the common arch formation position is at the joint of the raw coal bunker and a coal breakage pipe.
At present, the technology of activating a wedge-shaped coal bunker and a vibrator or adding an air cannon into an inverted frustum-shaped coal bunker is adopted conventionally from a large-diameter coal inlet to a small-diameter coal outlet at home and abroad.
The activation wedge-shaped coal bunker wall is spliced by a plurality of flat plates, so that a plurality of connecting parts are formed, the bending is hard, the diameter is changed, and the gentle slope is formed, so that the raw coal with larger moisture is directly influenced, and the aim of smooth dredging cannot be fulfilled.
The inverted circular truncated cone-shaped coal bunker solves the problems of hard bending and diameter-variable gentle slope of the coal bunker, and because the inverted circular truncated cone-shaped coal bunker is in an equal-diameter shape, the diameter is reduced, and the contradiction focus is directly concentrated at the outlet of the coal bunker, the situation that the coal flow is blocked at the outlet of the coal bunker often occurs.
According to the various technical analysis and comparison, the defects exist in different degrees, the coal flow of the coal hopper coal dropping pipe is blocked to a certain extent, and the resulting coal blockage cannot be effectively circulated.
At present, in each large power station and production enterprise in China, if materials flow in a supply device and are blocked, the reason is mainly caused by friction dead angles in the process that the caliber of the device is reduced from large to small, and after the situation occurs, workers can only use an iron hammer to manually beat, blank guns and loosen to loosen and block coal. But the loosening efficiency is low, so that the amount of coal entering a boiler cannot reach an index, and the material is interrupted in serious conditions, thereby causing production stop accidents.
Therefore, in view of the above-mentioned drawbacks, the designer of the present invention, through careful research and design, integrates experience and results of related industries for many years, and researches and designs a shrimp hyperbolic curve integrated coal bucket blockage removing device to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a shrimp hyperbolic curve integrated coal hopper blockage removing device which is simple in structure and convenient to operate, effectively overcomes the defects of the prior art, can enable the material circulation resistance to be smaller, can enable the vibration to be fully covered, better ensures the smoothness and the non-resistance of the material, is high in loosening efficiency, better ensures the safety and has higher practicability.
In order to achieve the purpose, the utility model discloses a shrimp hyperbolic curve integrated coal hopper blockage removing device, which comprises a shrimp hyperbolic curve coal hopper arranged between a raw coal hopper and a coal feeder, and is characterized in that:
the shrimp hyperbolic coal bucket comprises a cylinder body with an upper opening and a lower opening, the upper opening of the shrimp hyperbolic coal bucket covers the lower opening of the raw coal bucket, the upper end of the shrimp hyperbolic coal bucket is abutted against the outer wall of the lower end of the raw coal bucket to provide complete integral coating, the lower opening of the shrimp hyperbolic coal bucket is connected with a metal compensator through an opening and closing assembly, the metal compensator is connected to a coal feeder to provide length compensation for temperature change, a plurality of pneumatic vibrators for vibrating and striking the shrimp hyperbolic coal bucket are arranged on the outer side of the shrimp hyperbolic coal bucket, the pneumatic vibrators are arranged in a staggered mode at intervals from top to bottom to provide stable and balanced vibration, and the coal feeder is provided with a coal breaking signal generator for providing a coal breaking signal to control the pneumatic vibrators to vibrate and dredge;
the opening and closing assembly comprises a pneumatic bidirectional spile door, and a double-sealing assembly is arranged in the pneumatic bidirectional spile door to effectively prevent coal dust from leaking.
Wherein: the cylinder body of the shrimp hyperbolic coal bucket is an equicircular cross-sectional area reducing curve, and the diameter of the lower end opening of the shrimp hyperbolic coal bucket is between 600 mm and 900 mm.
Wherein: the dried small shrimp hyperbolic coal bucket is characterized in that an energy storage device is further installed on the dried small shrimp hyperbolic coal bucket, the energy storage device is communicated to the plurality of pneumatic vibrators, and the energy storage device is communicated to a high-pressure air source through a compressed air main pipe so as to distribute high-pressure air to the pneumatic vibrators through the energy storage device.
Wherein: the lower part of the hyperbolic shrimp-shaped coal hopper is also provided with a coal placing hole, and the coal placing hole is provided with a cover plate.
Wherein: the lower part of the shrimp hyperbolic coal bucket is also provided with a coal poking pipe communicated to the inside, and the coal poking pipe is obliquely arranged and is provided with a hole cover plate capable of being quickly opened and closed.
Wherein: the upper end of the pneumatic bidirectional spile door is connected with the shrimp hyperbolic curve coal hopper through a connecting flange.
Wherein: the pneumatic bidirectional spile door is characterized in that cylinders are arranged on two sides of the pneumatic bidirectional spile door, each cylinder is connected with a spile in a telescopic mode, and the spiles are made of stainless steel.
Wherein: the metal compensator is a layer-inserted metal compensator or a corrugated metal compensator.
According to the content, the hyperbolic curve integrated coal hopper blockage removing device for the shrimps has the following effects:
1. the vibration is more reasonable and stable, better dredging is provided, no dead angle exists when the coal flow circulates in the coal dropping pipe according to the equal sectional area contraction principle, the circulation resistance is uniformly reduced, and the smoothness is ensured. When the coal flow is blocked, the coal cut-off signal generator drives the bucket wall pneumatic vibrator to work, and the vibration blockage enables the coal flow to continue to keep smooth, so that the loosening efficiency is high, and the safety is better ensured.
2. The raw materials are fully utilized, the resistance between the inner wall and the raw coal is reduced, the shape is reasonable, the friction is small, and the effective dredging surface and depth can be achieved.
The details of the present invention can be obtained from the following description and the attached drawings.
Drawings
Fig. 1 shows a schematic structural diagram of a hyperbolic curve integrated shrimp-shaped coal hopper blockage removing device.
Fig. 2 shows a schematic of the application of the present invention.
Reference numerals:
1. a raw coal hopper; 2. a hyperbolic shrimp coal hopper; 3. a pneumatic vibrator; 4. an energy storage device; 5. a coal discharging hole; 6. poking a coal pipe; 7. a connecting flange; 8. a pneumatic two-way plug-in gate; 9. a dual seal assembly; 10. a metal compensator; 11. a coal-cut signal generator; 12. a coal feeder.
Detailed Description
Referring to fig. 1 and 2, the hyperbolic curve integrated shrimp coal hopper blockage removing device is shown.
The shrimp hyperbolic curve integrated coal bucket blockage removing device comprises a shrimp hyperbolic curve coal bucket 2 arranged between a raw coal bucket 1 and a coal feeder 12, wherein the shrimp hyperbolic curve coal bucket 2 comprises a cylinder body with an upper opening and a lower opening, the upper opening of the shrimp hyperbolic curve coal bucket 2 is coated on the lower opening of the raw coal bucket 1, the upper end of the shrimp hyperbolic curve coal bucket 2 is abutted against the outer wall of the lower end of the raw coal bucket 1, so that a complete integral coating function is provided, the scattering of materials can be effectively avoided, the lower opening of the shrimp hyperbolic curve coal bucket 2 is connected with a metal compensator 10 through an opening and closing assembly, the metal compensator 10 is connected to the coal feeder 12, so that the length compensation of temperature change is provided, a plurality of pneumatic rapping devices 3 for vibrating and beating the shrimp hyperbolic curve coal buckets 2 which are staggered at intervals are arranged on the outer side of the middle part of the shrimp hyperbolic curve coal bucket 2, the coal feeder 12 is provided with a coal breaking signal generator 11, the coal cut-off signal generator 11 provides a coal cut-off signal to control the pneumatic vibrator 3 to vibrate and dredge.
Wherein the plurality of pneumatic rappers 3 are arranged in a staggered way at intervals up and down, and the arrangement can vibrate and beat the hyperbolic shrimp coal scuttle 2
The material shed and the blockage reasons are analyzed, the particle degree of the material, the surface temperature, the feeder form, the material bin structure form and the specific position of the material shed are generally located at the joint of the material bin and the blanking pipe, the flow area is the minimum, the extrusion force of the material is the maximum, the maximum friction force and the strong adhesive force are provided between the materials, the materials are bonded together to form a shed arch after being extruded, and the blocking phenomenon is caused.
Therefore, preferably, the barrel of the shrimp hyperbolic coal bunker 2 is an equicircular cross-sectional area reducing curve, optionally, the curve of the barrel is in the shape of a shrimp knot and is formed by welding a plurality of sections of conical barrels connected end to end, each conical barrel adopts the principle that the shrinkage rate of the hyperbolic cross section is unchanged to reduce the resistance of materials in downward flow, so that coal feeding is smooth, the streamline of the whole barrel is smooth and transited without dead angles, namely, effective smoothness can be achieved, scraping and hanging phenomena cannot occur, the size of a feed inlet is determined according to the structure of a raw coal bunker, the characteristic of a discharge outlet and the structure of the discharge pipe are determined according to a coal feeder, and generally, the opening diameter of the lower end of the shrimp hyperbolic coal bunker 2 is between 600 and 900 mm.
Therefore, a coal cut-off signal generator 11 is arranged in a feeding pipe of the coal feeder 12, when the coal cut-off signal generator 11 sends a material cut-off signal, the pneumatic vibrator 3 vibrates until the coal flow is smooth, the coal cut-off signal returns to normal, and the vibration stops. If the material breaking signal is not recovered, the pneumatic rapping machine continues to work in a reciprocating mode until the material breaking signal is recovered to be normal.
The shrimp hyperbolic coal hopper 2 is further provided with an energy storage device 4, the energy storage device 4 is communicated to the plurality of pneumatic rappers 3 to accumulate energy, and the energy storage device 4 is communicated to a high-pressure gas source through a compressed air main pipe so as to distribute high-pressure gas to each pneumatic rapper through the energy storage device.
The lower part of the shrimp hyperbolic coal hopper 2 is also provided with a coal discharge hole 5, the coal discharge hole 5 is provided with a cover plate capable of being rapidly opened and closed, a transition guide plate is arranged in the coal discharge hole 5 and connected with the cover plate, so that the shrimp hyperbolic coal hopper is convenient to discharge coal in time, a further manual dredging function is provided, and further supplement of circuit failure can be provided.
The lower part of the shrimp hyperbolic coal bucket 2 is also provided with a coal poking pipe 6 communicated to the inside, the coal poking pipe 6 is obliquely arranged and is provided with a hole cover plate capable of being quickly opened and closed, a smooth transition guide plate is arranged in the coal poking pipe 6 and is connected with the hole cover plate, so that the coal poking device is convenient to use by poking coal in time, a further manual dredging function is provided, and further supplement of circuit failure can be provided.
Wherein, the switching subassembly contains pneumatic two-way picture peg door 8, shrimp hyperbola coal scuttle 2 is connected through flange 7 in the upper end of pneumatic two-way picture peg door 8, plays and controls the coal scuttle at any time and close, opens the function, be equipped with dual seal subassembly 9 in the pneumatic two-way picture peg door 8 to effectively prevent the buggy and leak, the both sides of pneumatic two-way picture peg door 8 are equipped with the cylinder, and each cylinder telescopic connection has the picture peg, the picture peg is made by the stainless steel, thereby drives through the cylinder at both ends and carries out the switching, provides stable safe switching.
The metal compensator 10 is connected with the pneumatic bidirectional spile door 8 through another connecting flange, can be a layer-inserted metal compensator or a corrugated metal compensator, and can compensate the size length compensation of the coal hopper caused by temperature change at any time.
Therefore, the shrimp hyperbolic curve integrated clearing and storing coal bucket device has the advantages of reasonable barrel design, no dead angle, small coal flow resistance, timely feedback and clear command sending under the condition of coal flow cutoff, reasonable and stable vibration setting, better and rapid coal flow supply recovery rate of over 99 percent, wide adaptability, effective circulation of various materials, no clearing device with the principle and the same type by looking up relevant data at home and abroad, and high practicability.
It should be apparent that the foregoing description and illustrations are by way of example only and are not intended to limit the present disclosure, application or uses. While the embodiments have been described in the embodiments and depicted in the drawings, the present invention is not limited to the particular examples illustrated by the drawings and described in the embodiments as the best mode presently contemplated for carrying out the teachings of the present invention, and the scope of the present invention is intended to include any embodiments falling within the foregoing description and the appended claims.
Claims (8)
1. The utility model provides a clear stifled device of shrimp hyperbola integration coal scuttle, is including setting up the shrimp hyperbola coal scuttle between former coal scuttle and coal feeder, its characterized in that:
the shrimp hyperbolic coal bucket comprises a cylinder body with an upper opening and a lower opening, the upper opening of the shrimp hyperbolic coal bucket covers the lower opening of the raw coal bucket, the upper end of the shrimp hyperbolic coal bucket is abutted against the outer wall of the lower end of the raw coal bucket to provide complete integral coating, the lower opening of the shrimp hyperbolic coal bucket is connected with a metal compensator through an opening and closing assembly, the metal compensator is connected to a coal feeder to provide length compensation for temperature change, a plurality of pneumatic vibrators for vibrating and striking the shrimp hyperbolic coal bucket are arranged on the outer side of the shrimp hyperbolic coal bucket, the pneumatic vibrators are arranged in a staggered mode at intervals from top to bottom to provide stable and balanced vibration, and the coal feeder is provided with a coal breaking signal generator for providing a coal breaking signal to control the pneumatic vibrators to vibrate and dredge;
the opening and closing assembly comprises a pneumatic bidirectional spile door, and a double-sealing assembly is arranged in the pneumatic bidirectional spile door to effectively prevent coal dust from leaking.
2. The shrimp hyperbolic curve integrated coal hopper blockage removing device of claim 1, which is characterized in that: the cylinder body of the shrimp hyperbolic coal bucket is an equicircular cross-sectional area reducing curve, and the diameter of the lower end opening of the shrimp hyperbolic coal bucket is between 600 mm and 900 mm.
3. The shrimp hyperbolic curve integrated coal scuttle unblocking device of claim 1, characterized in that: the dried small shrimp hyperbolic coal bucket is characterized in that an energy storage device is further installed on the dried small shrimp hyperbolic coal bucket, the energy storage device is communicated to the plurality of pneumatic vibrators, and the energy storage device is communicated to a high-pressure air source through a compressed air main pipe so as to distribute high-pressure air to the pneumatic vibrators through the energy storage device.
4. The shrimp hyperbolic curve integrated coal hopper blockage removing device of claim 1, which is characterized in that: the lower part of the hyperbolic shrimp-shaped coal hopper is also provided with a coal placing hole, and the coal placing hole is provided with a cover plate.
5. The shrimp hyperbolic curve integrated coal hopper blockage removing device of claim 1, which is characterized in that: the lower part of the shrimp hyperbolic coal bucket is also provided with a coal poking pipe communicated to the inside, and the coal poking pipe is obliquely arranged and is provided with a hole cover plate capable of being quickly opened and closed.
6. The shrimp hyperbolic curve integrated coal scuttle unblocking device of claim 1, characterized in that: the upper end of the pneumatic bidirectional spile door is connected with a dried small shrimp hyperbolic coal hopper through a connecting flange.
7. The shrimp hyperbolic curve integrated coal scuttle unblocking device of claim 1, characterized in that: the pneumatic bidirectional spile door is characterized in that cylinders are arranged on two sides of the pneumatic bidirectional spile door, each cylinder is connected with a spile in a telescopic mode, and the spiles are made of stainless steel.
8. The shrimp hyperbolic curve integrated coal scuttle unblocking device of claim 1, characterized in that: the metal compensator is a layer-inserted metal compensator or a corrugated metal compensator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220858199.1U CN216995886U (en) | 2022-04-14 | 2022-04-14 | Shrimp hyperbolic curve integrated coal hopper blockage clearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220858199.1U CN216995886U (en) | 2022-04-14 | 2022-04-14 | Shrimp hyperbolic curve integrated coal hopper blockage clearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216995886U true CN216995886U (en) | 2022-07-19 |
Family
ID=82377038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220858199.1U Active CN216995886U (en) | 2022-04-14 | 2022-04-14 | Shrimp hyperbolic curve integrated coal hopper blockage clearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216995886U (en) |
-
2022
- 2022-04-14 CN CN202220858199.1U patent/CN216995886U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203268734U (en) | Conveying device used for material discharging of stock bin | |
| CN102491016A (en) | Integrated automatic dredging hopper | |
| CN103086096B (en) | Hopper bin wall vibrating air hammer | |
| CN216995886U (en) | Shrimp hyperbolic curve integrated coal hopper blockage clearing device | |
| CN103420052A (en) | Program-controlled coal discharging device for raw coal bunker | |
| CN209758072U (en) | Vibrating type hyperbolic coal bunker | |
| CN202935800U (en) | Integral pneumatic vibration wave rotary-cut type block cleaner | |
| CN206231906U (en) | Powder material storehouse flow-aiding device | |
| CN203127525U (en) | Hopper wall vibrating strike pneumatic hammer | |
| CN204642758U (en) | Two-way function bulkhead loosening machine | |
| CN110304358A (en) | Blockage-clearing device suitable for coal breakage pipeline | |
| CN216005758U (en) | Sealing device for furnace wall of coke furnace carbonization chamber | |
| CN202508505U (en) | Powder particle material transport vehicle and material cleaning device thereof | |
| CN113803561A (en) | Online wear-resistant repair method and system for elbow part of dust removal pipeline | |
| CN218369586U (en) | Automatic remove storage silo of slagging scorification | |
| CN216510414U (en) | Elevation digital simulation feed bin | |
| CN208494429U (en) | A kind of wear-resisting mine-feeding equipment | |
| CN208883309U (en) | A kind of material transfer driving grab bucket | |
| CN207267670U (en) | A kind of material-blockage preventing device of scrapper conveyor | |
| CN219620202U (en) | Calcium carbonate dust collector | |
| CN217101356U (en) | Vibration beater for bin wall | |
| CN213949435U (en) | Novel loosening machine | |
| CN207688144U (en) | A kind of micro- coal atomization boiler deashing device of bottom spraying type | |
| CN213386799U (en) | Clear storehouse blowing device | |
| CN211811297U (en) | Blanking port disturbance assembly and ash bucket with same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |