CN205360313U - Device for preventing spontaneous combustion of circular coal yard coal - Google Patents
Device for preventing spontaneous combustion of circular coal yard coal Download PDFInfo
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- CN205360313U CN205360313U CN201620097490.6U CN201620097490U CN205360313U CN 205360313 U CN205360313 U CN 205360313U CN 201620097490 U CN201620097490 U CN 201620097490U CN 205360313 U CN205360313 U CN 205360313U
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Abstract
The utility model belongs to the technical field of store up the coal, concretely relates to device for preventing spontaneous combustion of circular coal yard coal. The device includes and centers on the radial a plurality of branch steam pipe way unit that sets up in the centre of a circle of coal yard, and to branch steam pipe says that the unit leads to the trunk line of steam. Let in water steam system through what prevent the coal spontaneous combustion to circular coal yard, make circular coal yard environmental facies to remaining stable. Having solved at one stroke the constantly problem of scattering and disappearing of coal yard intensification, moisture content, having made the coal yard no longer possess the spontaneous combustion condition, the spontaneous combustion problem is thoroughly solved, and can guarantee coal yard machinery and personal security, steady operation and operation, have very big market prospect and economic value.
Description
Technical field
This utility model belongs to coal storage technical field, is specifically related to a kind of device preventing circular coal storage yard spontaneous combustionof coal.
Background technology
Circular coal yard is higher due to dump piling height, cannot accomplish first to stack and first take out, regular displacement is also difficult to, because bigger coal cinder often drops on the outside of circular periphery, this just provides " air duct effect " for bottom coal dust, causing that circular coal yard should not store coal for a long time, dieseling is serious, and this is the common problem that presently, there are.Solving circular coal yard at present from burning method is: compaction in layers, regularly displacement, mechanical removal method.Concrete measure is mainly: in territory, Coal Storage Area, removes all fire-hazardous flammable foreign material, as wood chip, paper, malthoid, oil-impregnated rag and ignition control compound etc.；To coal yard ground dried, firm ground, reducing the accumulation of slag, dry pulverized coal or other porous masses, the terrace gradient processes；By dump compaction in layers, air portion is made to separate absolutely.Additionally, in theory can also starvation by passing into flue gas, noble gas (such as nitrogen etc.), solve circular coal yard spontaneous combustion problems, but owing to having engineering truck operation in circular coal yard, having personnel to carry out equipment operation, therefore, pass into flue gas, noble gas is really infeasible, and therefore, flue gas, noble gas prevent spontaneous combustion to be only used for without engineering truck operation, without the round silo (the another kind of form of coal yard) of person works.
More than comprehensive, solution circular coal yard can only play from burning method and delay self-combustion at present, it is impossible to from solving problem at all.
Utility model content
For this, technical problem to be solved in the utility model is in that thoroughly solution circular coal yard spontaneous combustion problems, enables coal long-term stability to deposit and dieseling no longer occurs, thus proposing a kind of device preventing circular coal storage yard spontaneous combustionof coal.
For solving above-mentioned technical problem, the utility model discloses a kind of device preventing circular coal storage yard spontaneous combustionof coal, described device includes:
At least one steam branch pipe road unit that the center of circle around described coal yard is radially arranged, and the air inlet main pipeline to the logical steam of described steam branch pipe road unit.
Preferably, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, described steam branch pipe road unit is fan-shaped, including the first branch pipe(tube) and the second branch pipe(tube) and arc branch pipe(tube), described first branch pipe(tube) and the second branch pipe(tube) are being connected near a section of the center of circle, are being connected by arc branch pipe(tube) away from a section of the center of circle, and described arc branch pipe(tube) is made up of several short branch pipe(tube)s from beginning to end again.
Preferably, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, it is additionally provided with at least 2 laterals being parallel to each other between described first branch pipe(tube) and the second branch pipe(tube), and is connected at intersection with described first branch pipe(tube) and the second branch pipe(tube).
Preferably, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral are provided with three row's apertures, between the rows of adjacent two rows, angle is 120 degree, and hole diameter is 3.0mm, aperture spaced for 15-20cm.
Preferably, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, described steam branch pipe road unit is 5-7.
Preferably, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, described main pipeline, outside coal yard, runs through described circular coal yard, is connected with described steam branch pipe road unit at circle centre position.
Preferably, the described device preventing bar shaped coal yard spontaneous combustionof coal, wherein, the outside of described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral is also wound with glass wool cloth.
Preferably; the described device preventing bar shaped coal yard spontaneous combustionof coal; wherein, described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral are arranged in fixing and the pipe trench of protective effect, and the width of described pipe trench is 30cm, the degree of depth is 30cm.
Preferably, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, the steel pipe of described main pipeline is DN80 steel pipe；The steel pipe of described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral is DN40 steel pipe.
Being more highly preferred to, the described device preventing circular coal storage yard spontaneous combustionof coal, wherein, the initial inlet end in described main steam header road is provided with manually-operated gate；The initiating terminal of described steam branch pipe road unit is provided with electrically operated valve and effusion meter.
Technique scheme of the present utility model has the advantage that compared to existing technology and passes into water vapour by what prevent spontaneous combustionof coal to circular coal storage yard, makes circular coal yard environment facies to remaining stable for.Solving coal yard intensification, moisture content constantly lost problem at one stroke, make coal yard no longer possess autoignition conditions, spontaneous combustion problems is solved；And can ensure that coal yard machinery and personal security, stable operation and operation, there is great market prospect and economic worth.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model and in conjunction with accompanying drawing, this utility model is described in further detail, wherein
Fig. 1 is the structural representation in embodiment 1；
In figure, accompanying drawing labelling is expressed as: 1-effusion meter；2-the first branch pipe(tube)；3-the second branch pipe(tube)；4-electrically operated valve；5-manually-operated gate；6-air inlet main pipeline；The short branch pipe(tube) of 7-；8-lateral.
Detailed description of the invention
Embodiment 1 present embodiment discloses a kind of device preventing circular coal storage yard spontaneous combustionof coal, as it is shown in figure 1, described device is:
5-7 the steam branch pipe road unit that the center of circle around described coal yard is radially arranged, and (steel pipe used by described main pipeline is DN80 steel pipe to the air inlet main pipeline 6 of the logical steam of described steam branch pipe road unit, with all having carried out preservative treatment before, outside coal yard, run through the radius of described circular coal yard, point to circle centre position).Described steam branch pipe road unit is fan-shaped, including the first branch pipe(tube) 2 and the second branch pipe(tube) 3 and arc branch pipe(tube), described first branch pipe(tube) 2 is connected a section of the close center of circle with the second branch pipe(tube) 3, being connected by arc branch pipe(tube) away from a section of the center of circle, described arc branch pipe(tube) is made up of several short branch pipe(tube)s 7 from beginning to end again.
It is additionally provided with at least 2 laterals being parallel to each other 8 between described first branch pipe(tube) 2 and the second branch pipe(tube) 3, and is connected in junction with described first branch pipe(tube) 2 and the second branch pipe(tube) 3.
Being provided with three row's apertures on described first branch pipe(tube) the 2, second branch pipe(tube) 3, short branch pipe(tube) 7 and lateral 8, between the rows of adjacent two rows, angle is 120 degree, and hole diameter is 3.0mm, aperture spaced for 15-20cm.
Described first branch pipe(tube) the 2, second branch pipe(tube) 3, short branch pipe(tube) 7 and lateral 8 are all DN40 steel pipe, and with all having carried out preservative treatment before, and outside is also all wound with glass wool cloth；And all also needing to be arranged in fixing and the pipe trench of protective effect, the width of described pipe trench is 30cm, the degree of depth is 30cm.
On described air inlet main pipeline, 6 are provided with manually-operated gate 5.
The inlet end of described branch pipe(tube) unit is provided with electrically operated valve 4 and effusion meter 1.
(, for less than 200 DEG C, pressure is for being not less than 3kg/mm for the temperature of water vapour to prevent the device of spontaneous combustionof coal from introducing coal yard by this circular coal storage yard Power Plant afterheat steam2)., bottom circular coal yard, namely rationally lay pipeline, again through exhaust hole on pipeline continuously to coal yard water leaking-in steam, make circular coal yard deposit coal and shroud all the time among water vapour.Making it no longer possess autoignition conditions, circular coal yard is deposited coal spontaneous combustion problem and is solved at all.
Obviously, above-described embodiment is only for clearly demonstrating example, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the apparent change thus extended out or variation still in this utility model create protection domain among.
Claims (10)
1. the device preventing circular coal storage yard spontaneous combustionof coal, it is characterised in that described device includes:
At least one steam branch pipe road unit that the center of circle around described coal yard is radially arranged, and the air inlet main pipeline to the logical steam of described steam branch pipe road unit.
2. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 1, it is characterized in that, described steam branch pipe road unit is fan-shaped, including the first branch pipe(tube) and the second branch pipe(tube) and arc branch pipe(tube), described first branch pipe(tube) and the second branch pipe(tube) are being connected near a section of the center of circle, being connected by arc branch pipe(tube) away from a section of the center of circle, described arc branch pipe(tube) is made up of several short branch pipe(tube)s from beginning to end again.
3. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 2, it is characterized in that, it is additionally provided with at least 2 laterals being parallel to each other between described first branch pipe(tube) and the second branch pipe(tube), and is connected at intersection with described first branch pipe(tube) and the second branch pipe(tube).
4. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 3, it is characterized in that, described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral are provided with three row's apertures, between the row of adjacent two rows, angle is 120 degree, hole diameter is 3.0mm, aperture spaced for 15-20cm.
5. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 4, it is characterised in that described steam branch pipe road unit is 5-7.
6. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 5, it is characterised in that described main pipeline, outside coal yard, runs through described circular coal yard, be connected with described steam branch pipe road unit at circle centre position.
7. prevent the device of bar shaped coal yard spontaneous combustionof coal as claimed in claim 6, it is characterised in that the outside of described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral is also wound with glass wool cloth.
8. prevent the device of bar shaped coal yard spontaneous combustionof coal as claimed in claim 7; it is characterized in that; described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral are arranged in fixing and the pipe trench of protective effect, and the width of described pipe trench is 30cm, the degree of depth is 30cm.
9. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 8, it is characterised in that the steel pipe of described main pipeline is DN80 steel pipe；The steel pipe of described first branch pipe(tube), the second branch pipe(tube), short branch pipe(tube) and lateral is DN40 steel pipe.
10. prevent the device of circular coal storage yard spontaneous combustionof coal as claimed in claim 9, it is characterised in that the initial inlet end in described main steam header road is provided with manually-operated gate；The initiating terminal of described steam branch pipe road unit is provided with electrically operated valve and effusion meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620097490.6U CN205360313U (en) | 2016-01-29 | 2016-01-29 | Device for preventing spontaneous combustion of circular coal yard coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620097490.6U CN205360313U (en) | 2016-01-29 | 2016-01-29 | Device for preventing spontaneous combustion of circular coal yard coal |
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| Publication Number | Publication Date |
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| CN205360313U true CN205360313U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620097490.6U Active CN205360313U (en) | 2016-01-29 | 2016-01-29 | Device for preventing spontaneous combustion of circular coal yard coal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114588568A (en) * | 2020-12-04 | 2022-06-07 | 浙江浙能富兴燃料有限公司 | Device for preventing spontaneous combustion of coal in strip-shaped coal storage yard |
-
2016
- 2016-01-29 CN CN201620097490.6U patent/CN205360313U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114588568A (en) * | 2020-12-04 | 2022-06-07 | 浙江浙能富兴燃料有限公司 | Device for preventing spontaneous combustion of coal in strip-shaped coal storage yard |
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