CN217482796U - Novel radian type rapping anti-blocking coal hopper device - Google Patents
Novel radian type rapping anti-blocking coal hopper device Download PDFInfo
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- CN217482796U CN217482796U CN202220770096.XU CN202220770096U CN217482796U CN 217482796 U CN217482796 U CN 217482796U CN 202220770096 U CN202220770096 U CN 202220770096U CN 217482796 U CN217482796 U CN 217482796U
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- coal
- coal breakage
- fill body
- breakage fill
- fill
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Abstract
The utility model provides a novel radian formula shakes and beats stifled coal breakage fill device, including the coal breakage fill body, the coal breakage fill body is the horn structure setting, the coal breakage fill body inner wall is the arc structure, the coal breakage fill body outer wall evenly is provided with a plurality of pneumatic air hammers, coal breakage pipe is connected and is equipped with in the coal breakage fill body bottom through-connection, coal feeder is connected and is equipped with in the coal breakage pipe bottom through-connection, change original centrum formula coal breakage fill into the index type radian coal breakage fill body that the inner wall is the arc structure, the whole material of coal breakage fill body is 10mm thick stainless steel heat treatment polishing wear-resisting plain noodles material, cancel the welt, can reduce the possibility that the welt drops, change original air cannon into pneumatic air hammer, shake frequency and amplitude are adjustable, improve the silo wall and shake the impact effect of air hammer, increase boiler accessory equipment coal feeder upper portion coal breakage fill body operational reliability, prevent coal breakage of raw coal breakage fill canopy, the service life of the coal hopper body on the upper part of the coal feeder of the boiler auxiliary equipment is prolonged, the operation and maintenance cost is reduced, and the overhaul period is prolonged.
Description
Technical Field
The utility model relates to a technical field of electricity generation trade boiler auxiliary assembly specifically is a novel radian formula is beaten and prevent stifled coal breakage fill device.
Background
In the existing domestic coal-fired thermal power generating unit, the coal hopper on the upper part of a coal feeder of boiler auxiliary equipment is generally designed in a conical structure, the upper opening is large, the lower opening is small, the cross sectional area is gradually reduced, the extrusion force on raw coal is gradually increased when the coal hopper is close to the bottom, and the phenomena of coal blocking, coal sticking and coal blockage are easily caused. In addition, the lining plate of the coal chute is generally made of a polytetrafluoroethylene plate, although the material has the characteristics of high temperature resistance, low viscosity and the like, the manufacturing cost is high, meanwhile, when coal is blocked, external force is beaten to not effectively conduct force, the problem of coal blockage cannot be solved, and the polytetrafluoroethylene lining plate is easy to fall off to block the coal chute.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a novel radian formula is beaten and prevent stifled coal breakage fill device for solve the technical problem who proposes among the above-mentioned background art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model provides a novel radian formula is beaten and prevent stifled coal breakage fill device, includes the coal breakage fill body, the coal breakage fill body is the setting of horn structure, coal breakage fill body inner wall is the arc structure, coal breakage fill body outer wall evenly is provided with a plurality of pneumatic air hammers, coal breakage fill body bottom through connection is provided with the coal breakage pipe, coal breakage pipe middle part is provided with the coal flashboard, coal breakage pipe bottom through connection is provided with the feeder.
Furthermore, the coal hopper body is a steel plate with the thickness of 10 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the operational reliability of the coal hopper on the upper part of the coal feeder of the boiler auxiliary equipment is improved, and the coal blockage of the shed coal of the raw coal hopper is prevented.
2. The service life of the coal hopper on the upper part of the coal feeder of the boiler auxiliary equipment is prolonged, and the service life can be doubled.
3. The operation and maintenance cost of the coal hopper on the upper part of the coal feeder of the boiler auxiliary equipment is reduced, and the maintenance period is prolonged.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a front view of the connection structure of the pneumatic air hammer and the coal hopper body of the utility model.
In the figure: 1. a coal hopper body; 2. a pneumatic air hammer; 3. a coal dropping pipe; 31. a coal gate; 4. a coal feeder.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, and on the contrary, these embodiments are provided so as to make the disclosure more thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the invention herein is for the purpose of describing particular embodiments and is not intended to limit the invention, and the use of the term "and/or" herein includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1-2, which shows a new arc-shaped rapping anti-blocking coal hopper device, comprising a coal hopper body 1, wherein the coal hopper body 1 is in a horn-shaped structure, the inner wall of the coal hopper body 1 is in an arc-shaped structure, the shrinkage of the cross section of the arc-shaped structure is changed into a zigzag line with an exponential descending trend, the curve extends through a plurality of stages of pressure dispersion points, the motion balance of the fluid is broken, the extrusion force of particles is converted into sliding power, the pressure direction is changed, the pressure is dispersed, the resistance is reduced, the power is increased, the flow velocity is increased, the coal flow state is optimized, because the height, the cross section and the inclination parameter of the arc-shaped coal hopper section are exponentially changed, the coal stress direction in the coal hopper is continuously changed, the repose angle of raw coal is continuously changed, the coal flow sliding power is continuously increased, the probability of coal blockage and shed coal is greatly reduced, a plurality of pneumatic air hammers 2 are uniformly arranged on the outer wall of the coal hopper body 1, the pneumatic air hammer 2 is connected with the coal hopper body 1 through bolts, the use, the disassembly and the replacement are convenient, the original air cannon equipment is changed into the pneumatic air hammer 2, the pneumatic air hammer 2 simulates the principle of striking a large hammer manually, the pneumatic low vibration frequency is adopted, the vibration momentum can reach 0-1500 Kg.m/s, the impact effect of the wall vibration air hammer is improved, the bottom of the coal hopper body 1 is provided with a coal chute 3 in a through connection mode, the middle part of the coal chute 3 is provided with a coal gate plate 31, the bottom of the coal chute 3 is provided with a coal feeder 4 in a through connection mode, the coal chute 3 is connected with the coal hopper body 1 and the coal feeder 4 through bolts or a welding mode, the coal hopper body 1 is a 10mm thick steel plate, the radian anti-blocking coal hopper cancels a lining plate structure, the material of the coal hopper is changed into the 10mm thick steel plate, the interior of the 10mm thick steel plate is polished, the lining plate is cancelled, and the buffering force can be increased when the external striking is cancelled, meanwhile, the possibility of blockage of the coal dropping pipe 3 caused by the falling of the lining plate can be reduced by eliminating the lining plate.
The utility model discloses a concrete operation mode as follows:
the coal hopper is characterized in that raw coal is placed into the coal hopper body 1, the raw coal hopper is changed, the original cone type coal hopper is changed into an index type radian coal hopper body 1 with an arc-shaped inner wall, the whole material of the coal hopper body 1 is a stainless steel heat treatment polishing wear-resistant smooth surface material with the thickness of 10mm, a lining plate is omitted, the possibility that the lining plate falls off to block a coal chute 3 can be reduced, the original air gun is changed into a pneumatic air hammer 2, the vibration frequency and amplitude are adjustable, the vibration impact effect of a wall vibration air hammer is improved, the operational reliability of the coal hopper body 1 on the upper portion of a coal feeder 4 of boiler auxiliary equipment is improved, coal blockage of a shed of the raw coal hopper is prevented, the service life of the coal hopper body 1 on the upper portion of the coal feeder 4 of the boiler auxiliary equipment is prolonged, the operational maintenance cost of the coal hopper body 1 on the upper portion of the coal feeder 4 of the boiler auxiliary equipment is reduced, and the maintenance period is prolonged.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.
Claims (2)
1. The utility model provides a novel radian formula is beaten and is beaten stifled coal breakage fill device, includes coal breakage fill body (1), its characterized in that, coal breakage fill body (1) is tubaeform structure setting, coal breakage fill body (1) inner wall is the arc structure, coal breakage fill body (1) outer wall evenly is provided with a plurality of pneumatic air hammers (2), coal breakage fill body (1) bottom through connection is provided with coal breakage pipe (3), coal breakage pipe (3) middle part is provided with coal flashboard (31), coal breakage pipe (3) bottom through connection is provided with coal feeder (4).
2. The novel radian type rapping anti-blocking coal hopper device as claimed in claim 1, wherein the coal hopper body (1) is a 10mm thick steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220770096.XU CN217482796U (en) | 2022-04-01 | 2022-04-01 | Novel radian type rapping anti-blocking coal hopper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220770096.XU CN217482796U (en) | 2022-04-01 | 2022-04-01 | Novel radian type rapping anti-blocking coal hopper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217482796U true CN217482796U (en) | 2022-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220770096.XU Active CN217482796U (en) | 2022-04-01 | 2022-04-01 | Novel radian type rapping anti-blocking coal hopper device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217482796U (en) |
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2022
- 2022-04-01 CN CN202220770096.XU patent/CN217482796U/en active Active
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