JPS626023Y2 - - Google Patents
Info
- Publication number
- JPS626023Y2 JPS626023Y2 JP1982010029U JP1002982U JPS626023Y2 JP S626023 Y2 JPS626023 Y2 JP S626023Y2 JP 1982010029 U JP1982010029 U JP 1982010029U JP 1002982 U JP1002982 U JP 1002982U JP S626023 Y2 JPS626023 Y2 JP S626023Y2
- Authority
- JP
- Japan
- Prior art keywords
- blower
- powder
- storage
- coal
- granular material
- 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.)
- Expired
Links
- 239000000843 powder Substances 0.000 claims description 22
- 239000000428 dust Substances 0.000 claims description 19
- 239000008187 granular material Substances 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000009499 grossing Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 description 24
- 238000011001 backwashing Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
Description
【考案の詳細な説明】
本考案は粉粒体貯倉の改良に関するものであ
る。[Detailed description of the invention] The present invention relates to an improvement of a powder storage.
従来の粉粒体貯倉の断面図を第１図に示す。 A cross-sectional view of a conventional powder storage is shown in FIG.
貯倉０１の天井部に投入口０２が設けられ、下
部は払出し管０３に向つて傾斜している。払出し
管０３の途中には払出し用の弁０４がある。 An input port 02 is provided in the ceiling of the storage 01, and the lower part is inclined toward a discharge pipe 03. There is a valve 04 for dispensing in the middle of the dispensing pipe 03.
ベルトコンベア０５等の輸送機器により、移送
されて来た粉粒体０６は投入口０２から貯倉０１
内へ落下する。落下後貯倉０１内の粉粒体０６
は、その粉粒体０６固有の安息角θに従つて、投
入口０２を頂点とする末広がりの山形を形成す
る。 Powder and granular material 06 transferred by transport equipment such as a belt conveyor 05 is transferred from an input port 02 to a storage warehouse 01.
Fall inwards. Powder 06 in storage 01 after falling
forms a mountain shape that widens toward the end with the input port 02 as its apex, according to the angle of repose θ specific to the powder 06.
上記のような貯倉には、
(1) 貯倉０１内の上部空間を有効に使うことがで
きないため、貯倉０１の容積効率が低下する。 The above-mentioned storage has the following problems: (1) Since the upper space within the storage 01 cannot be used effectively, the volumetric efficiency of the storage 01 decreases.
(2) 容積効率を考慮すると、真に必要な容積より
大きな貯倉０１を製作しなければならない。(2) Considering volumetric efficiency, storage 01 must be manufactured with a larger volume than is truly required.
等の欠点があつた。There were other drawbacks.
本考案は上記従来のものの欠点を解消すること
を目的としたものである。 The present invention aims to eliminate the drawbacks of the above-mentioned conventional devices.
本考案の一実施例を第２図および第３図に示
す。 An embodiment of the present invention is shown in FIGS. 2 and 3.
石炭１をベルトコンベア２等の移送機器で石炭
ホツパ３の投入口４へ投入している。 Coal 1 is charged into an input port 4 of a coal hopper 3 using a transfer device such as a belt conveyor 2.
石炭ホツパ３の天井部に電動機５と減速機６の
一体物を設置しており、その駆動軸７の先端に駆
動歯車８を固定している。 A combination of an electric motor 5 and a speed reducer 6 is installed on the ceiling of the coal hopper 3, and a drive gear 8 is fixed to the tip of the drive shaft 7.
駆動歯車８は回転円筒９の上端に固定している
従軸歯車１０と噛み合つている。 The drive gear 8 meshes with a slave gear 10 fixed to the upper end of the rotating cylinder 9.
回転円筒９の上端面は投入口４を形成してい
る。また、回転円筒９の従軸歯車１０取付部より
下方の外周面は投入口側板１１の内面と接してい
る。この接触面の上部および下部に、それぞれベ
アリング１２を１箇づつ配している。回転円筒９
下端の適当な位置に適当な角度でシユート１３を
石炭ホツパ３内部に突出する形で取り付けてい
る。シユート１３と回転円筒９の固着部上方の回
転円筒９自体に、シユート１３上面に噴射空気が
当たるような方向性を持つノズル１４が加工され
ている。投入口側板１１は上下に２分割されてお
り、その隙間の内面は連絡孔１５としてノズル１
４と接している。連絡孔１５の外面側を覆う形で
コの字状の断面形状を持つジエツト供給リング１
６が投入口側板１１の外周面に固定されており、
連絡孔１５によつて分断された投入口側板１１を
保持している。 The upper end surface of the rotating cylinder 9 forms the input port 4 . Further, the outer circumferential surface of the rotating cylinder 9 below the mounting portion of the slave gear 10 is in contact with the inner surface of the input port side plate 11 . One bearing 12 is placed on each of the upper and lower parts of this contact surface. rotating cylinder 9
A chute 13 is attached at an appropriate angle at an appropriate position at the lower end so as to protrude into the interior of the coal hopper 3. A nozzle 14 is machined on the rotary cylinder 9 itself above the fixed portion between the chute 13 and the rotary cylinder 9, and has a directionality such that air is blown onto the upper surface of the chute 13. The input port side plate 11 is divided into upper and lower halves, and the inner surface of the gap serves as a communication hole 15 for the nozzle 1.
It is in contact with 4. A jet supply ring 1 having a U-shaped cross section and covering the outer surface of the communication hole 15.
6 is fixed to the outer peripheral surface of the input port side plate 11,
It holds an input port side plate 11 divided by a communication hole 15.
ジエツト供給リング１６と送風機１７の吐出口
は送風機吐出管１８を介して連結しており、途中
に弁１９がある。 The jet supply ring 16 and the discharge port of the blower 17 are connected through a blower discharge pipe 18, and a valve 19 is provided in the middle.
石炭ホツパ３内部と除塵装置２０の入口は、空
気循環管２１によつて連結しており、また、除塵
装置２０の出口と送風機１７の入口は送風機吸引
管２２および弁２３を介して連結している。 The inside of the coal hopper 3 and the inlet of the dust remover 20 are connected through an air circulation pipe 21, and the outlet of the dust remover 20 and the inlet of the blower 17 are connected through a blower suction pipe 22 and a valve 23. There is.
石炭ホツパ３自体の下方は払出し管２４と接続
している。払出し管２４の途中には弁２５があ
る。 The lower part of the coal hopper 3 itself is connected to a discharge pipe 24. A valve 25 is provided in the middle of the discharge pipe 24.
従軸歯車１０自体の周辺に鍵形の断面形状をし
た防塵カバー３３を固定している。防塵カバー３
３は駆動歯車８も覆つている。 A dustproof cover 33 having a key-shaped cross section is fixed around the slave gear 10 itself. Dust cover 3
3 also covers the drive gear 8.
送風機１７の吐出口と弁１９の間の送風機吐出
管１８から逆洗用送風管２６が分岐している。逆
洗用送風管２６には途中に弁２７があり、送風機
吸引管２２に接続している。接続位置は除塵装置
２０と弁２３の間である。 A backwashing blower pipe 26 branches from the blower discharge pipe 18 between the outlet of the blower 17 and the valve 19 . The backwashing blower pipe 26 has a valve 27 in the middle and is connected to the blower suction pipe 22. The connection position is between the dust removal device 20 and the valve 23.
また、送風機１７の吸引口と弁２３の間からも
逆洗用空気吸引管２８が分岐しており、途中に弁
２９がある。 Further, a backwashing air suction pipe 28 is branched from between the suction port of the blower 17 and the valve 23, and a valve 29 is provided in the middle.
次に本考案の作用を述べる。 Next, the operation of the present invention will be described.
弁２５が閉の状態である石炭ホツパ３へ石炭１
を、ベルトコンベア２等の移送機器により投入口
４から投入する。 Coal 1 is sent to the coal hopper 3 with the valve 25 closed.
is input from the input port 4 by a transfer device such as a belt conveyor 2.
電動機５の回転は一体となつている減速機６に
よつて減速し、駆動軸７および駆動歯車８を経
て、駆動歯車８と噛み合つている従軸歯車１０に
伝達する。防塵カバー３３の作用で駆動歯車８、
従軸歯車１０の歯面には粉塵の付着はない。従軸
歯車１０および回転円筒９が回転状態にあると
き、石炭１はその内部を落下し、同様に回転状態
にあるシユート１３に当たる。 The rotation of the electric motor 5 is decelerated by an integrated speed reducer 6, and is transmitted via a drive shaft 7 and a drive gear 8 to a driven gear 10 meshing with the drive gear 8. Due to the action of the dustproof cover 33, the driving gear 8,
There is no dust attached to the tooth surface of the slave gear 10. When the slave gear 10 and the rotary cylinder 9 are in a rotating state, the coal 1 falls inside and hits the chute 13, which is also in a rotating state.
シユート１３に当たつた石炭１は、回転による
遠心力と送風機１７から送風機吐出管１８、弁１
９およびジエツト供給リング１６を経て、ノズル
１４から噴射する空気流によつて飛散し、石炭ホ
ツパ３内部に堆積する。 The coal 1 hitting the chute 13 is moved by the centrifugal force due to rotation and from the blower 17 to the blower discharge pipe 18 to the valve 1.
The coal passes through the coal hopper 3 and the jet supply ring 16, and is scattered by the air flow jetted from the nozzle 14, and is deposited inside the coal hopper 3.
堆積状況は、空気流のために石炭１固有の安息
角に左右されることなく、ほぼ平らな状態とな
る。 Due to the air flow, the deposition condition is not affected by the angle of repose inherent to the coal 1, and is almost flat.
空気流によつて発生した粉塵は、送風機１７の
負圧によつて空気循環管２１を経て、除塵装置２
０に流入する。ここで、除塵後空気流のみが送風
機吸引管２２および弁２３を経て送風機１７に入
る。 The dust generated by the air flow is passed through the air circulation pipe 21 by the negative pressure of the blower 17, and is transferred to the dust removal device 2.
Flows into 0. Here, only the airflow after dust removal enters the blower 17 via the blower suction pipe 22 and the valve 23.
石炭ホツパ３の天井部に設置した除塵装置２０
の逆洗を行なう場合は、送風機吸引管２２にある
弁２３を閉にし、逆洗用空気吸引管２８にある弁
２９を開にする。 Dust removal device 20 installed on the ceiling of coal hopper 3
When performing backwashing, the valve 23 in the blower suction pipe 22 is closed, and the valve 29 in the backwash air suction pipe 28 is opened.
同様に、送風機吐出管１８にある弁１９を閉に
し、逆洗用送風管２６にある弁２７を開にする。
この状態で送風機１７が作動すれば、空気流は送
風機１７の吐出口から送風機吐出管１８の一部、
逆洗用送風管２６、弁２７および送風機吸引管２
２の大部分を経て、除塵装置２０が捕集している
粉塵を逆洗する。逆洗により粉塵の混入した空気
流は空気循環管２１を経て、石炭ホツパ３に流入
する。粉塵はこの石炭ホツパ３内で堆積する。 Similarly, the valve 19 in the blower discharge pipe 18 is closed, and the valve 27 in the backwashing blow pipe 26 is opened.
If the blower 17 operates in this state, the airflow will flow from the outlet of the blower 17 to a part of the blower discharge pipe 18,
Backwashing blow pipe 26, valve 27 and blower suction pipe 2
2, the dust collected by the dust removal device 20 is backwashed. The airflow mixed with dust due to backwashing flows into the coal hopper 3 through the air circulation pipe 21. Dust accumulates within this coal hopper 3.
ジエツトとして利用する流体は空気だけでな
く、窒素等の不活性ガスも考えられる。 The fluid used as a jet may be not only air but also an inert gas such as nitrogen.
第４図はシユート１３を石炭１の堆積状況に応
じて、角度を調整できる角度可変型した実施例
で、シユート１３を蝶番３０で角度可変とし、チ
エン３１をフツク３２に掛け、シユート１３の角
度を調整できるようにしたものである。 FIG. 4 shows an embodiment in which the angle of the chute 13 can be adjusted according to the accumulation status of the coal 1. The angle of the chute 13 is made variable with a hinge 30, and a chain 31 is hung on a hook 32 to adjust the angle of the chute 13. It is possible to adjust.
以上述べたように本考案は、上面中央に粉粒体
の投入口を備えた粉粒体貯倉において、投入口か
ら落下してくる粉粒体を円周方向へ分散する回転
シユートと、回転シユート上の粉粒体を半径方向
へ吹きならすための高圧流体を送風機吐出管を通
り噴射ノズルより粉粒体貯倉内へ噴射させる送風
機と、粉粒体貯倉と粉粒体貯倉内の流体が送風機
に吸引される時に通る送風機吸引管との間に設け
た除塵装置とを備えた粉粒体貯倉であるので、
(1) 石炭ホツパ内の石炭が平らな状態で堆積する
ため、空間の有効利用ができ、容積効率が向上
する。 As described above, the present invention has a powder storage with a powder inlet in the center of the top surface, a rotating chute that disperses the powder falling from the inlet in the circumferential direction, and a rotating A blower that injects high-pressure fluid through a blower discharge pipe into the powder storage from an injection nozzle to blow the powder and granular material on the chute in the radial direction, and a powder storage and the fluid in the powder storage. Since the storage is equipped with a dust removal device installed between the blower suction pipe through which the air is sucked by the blower, (1) the coal in the coal hopper is deposited in a flat state, so the space is It can be used effectively and volumetric efficiency is improved.
(2) 除塵装置により微粉分が除去されるため、送
風機内部の摩耗が軽減できる。また、ノズルの
目詰まりも防止できる。(2) The dust remover removes fine particles, reducing wear inside the blower. It also prevents nozzle clogging.
(3) 空気を循環に近い形で利用するため、粉塵が
立ちにくい。(3) Since air is used in a manner similar to circulation, dust is less likely to be generated.
等のすぐれた効果を有するのである。It has excellent effects such as.
本考案は粉粒体を貯蔵するための貯倉、即ち、 (1) 陸上サイロ（貯炭サイロ等） (2) 石炭焚船（燃料用石炭倉に適用） (3) バラ積み貨物船（貨物倉に適用） 等に広く実施し得るものである。This invention can be widely applied to storage facilities for storing powdered materials, i.e., (1) land-based silos (coal storage silos, etc.) (2) coal-fired ships (applied to coal holds for fuel) (3) bulk carriers (applied to cargo holds) etc.
第１図は従来の粉粒体貯倉の縦断面図、第２図
および第３図は本考案の一実施例で、第２図は全
体の縦断概略図、第３図は粉粒体貯倉の縦断面
図、第４図は他の実施例の縦断面図である。
１：石炭、２：ベルトコンベア、３：石炭ホツ
パ、４：投入口、５：電動機、６：変速機、７：
駆動軸、８：駆動歯車、９：回転円筒、１０：従
軸歯車、１１：投入口側板、１２：ベアリング、
１３：シユート、１４：ノズル、１５：連絡孔、
１６：ジエツト供給リング、１７：送風機、１
８：吐出管、１９，２３，２５，２７，２９：
弁、２０：除塵装置、２２：吸引管、２１：空気
循環管、２４：払出管、２６：逆洗用送風管、２
８：逆洗用空気吸引管、３３：防塵カバー。
Figure 1 is a vertical cross-sectional view of a conventional powder storage, Figures 2 and 3 are examples of the present invention, Figure 2 is a schematic vertical cross-sectional view of the entire storage, and Figure 3 is a vertical cross-sectional view of a conventional powder storage. FIG. 4 is a longitudinal sectional view of another embodiment of the warehouse. 1: Coal, 2: Belt conveyor, 3: Coal hopper, 4: Inlet, 5: Electric motor, 6: Transmission, 7:
Drive shaft, 8: Drive gear, 9: Rotating cylinder, 10: Follow shaft gear, 11: Inlet side plate, 12: Bearing,
13: chute, 14: nozzle, 15: communication hole,
16: Jet supply ring, 17: Blower, 1
8: Discharge pipe, 19, 23, 25, 27, 29:
Valve, 20: Dust removal device, 22: Suction pipe, 21: Air circulation pipe, 24: Discharge pipe, 26: Backwash blower pipe, 2
8: Backwash air suction pipe, 33: Dust cover.
Claims (1)
において、投入口から落下してくる粉粒体を円周
方向へ分散する回転シユートと、該回転シユート
上の前記粉粒体を半径方向へ吹きならすための高
圧流体を送風機吐出管を通り噴射ノズルより前記
粉粒体貯倉内へ噴射させる送風機と前記粉粒体貯
倉と前記粉粒体貯倉内の流体が、前記送風機に吸
引される時に通る送風機吸引管との間に設けた除
塵装置とを備えたことを特徴とする粉粒体貯倉。 In a powder/granular material storage with a powder/granular material inlet at the center of the upper surface, a rotating chute for dispersing the powder/granular material falling from the inlet in the circumferential direction, and a rotating chute for dispersing the powder/granular material on the rotating chute. A blower that injects high-pressure fluid for smoothing the air in a radial direction through a blower discharge pipe and into the powder storage from an injection nozzle, the powder storage and the fluid in the powder storage is sucked into the blower. A dust removal device provided between a blower suction pipe through which the powder and granular material is stored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1002982U JPS58114236U (en) | 1982-01-29 | 1982-01-29 | Powder storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1002982U JPS58114236U (en) | 1982-01-29 | 1982-01-29 | Powder storage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58114236U JPS58114236U (en) | 1983-08-04 |
| JPS626023Y2 true JPS626023Y2 (en) | 1987-02-12 |
Family
ID=30022694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1002982U Granted JPS58114236U (en) | 1982-01-29 | 1982-01-29 | Powder storage |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58114236U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5098058A (en) * | 1973-12-29 | 1975-08-04 | ||
| JPS5442283B2 (en) * | 1974-04-15 | 1979-12-13 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS538136Y2 (en) * | 1973-11-17 | 1978-03-02 | ||
| JPS5442283U (en) * | 1977-08-31 | 1979-03-22 |
-
1982
- 1982-01-29 JP JP1002982U patent/JPS58114236U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5098058A (en) * | 1973-12-29 | 1975-08-04 | ||
| JPS5442283B2 (en) * | 1974-04-15 | 1979-12-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58114236U (en) | 1983-08-04 |
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