JPS6318086B2 - - Google Patents
Info
- Publication number
- JPS6318086B2 JPS6318086B2 JP56082213A JP8221381A JPS6318086B2 JP S6318086 B2 JPS6318086 B2 JP S6318086B2 JP 56082213 A JP56082213 A JP 56082213A JP 8221381 A JP8221381 A JP 8221381A JP S6318086 B2 JPS6318086 B2 JP S6318086B2
- Authority
- JP
- Japan
- Prior art keywords
- retention
- incinerated
- hopper
- incineration
- conveyor
- 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
- 239000000463 material Substances 0.000 claims description 45
- 230000014759 maintenance of location Effects 0.000 claims description 32
- 238000007790 scraping Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 238000011002 quantification Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 description 6
- 239000008187 granular material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
Description
【発明の詳細な説明】
本発明は焼却炉への被焼却物供給装置に係り、
特に流動床式焼却炉に所定の粒状に破砕処理され
た被焼却物を定量的に供給することができる供給
装置に関する。[Detailed Description of the Invention] The present invention relates to a device for supplying materials to be incinerated to an incinerator.
In particular, the present invention relates to a supply device that can quantitatively supply incineration materials that have been crushed into predetermined granules to a fluidized bed incinerator.
一般に、流動床式焼却炉にあつては炉内に供給
される被焼却物を瞬間燃焼させるために、これに
見合つた定量の被焼却物を連続的に供給すること
が望まれている。このように瞬間燃焼に見合う定
量の被焼却物を焼却炉に供給しないと、炉の燃焼
運転に脈動を生じて、排気系等に設けられた熱回
収装置の運転に不具合を生じたり、排気ガス量の
増減を生じてこれを処理するのに大変である。 In general, in a fluidized bed incinerator, in order to instantaneously burn the material to be incinerated supplied into the furnace, it is desired to continuously supply a corresponding amount of material to be incinerated. If a sufficient amount of material to be incinerated is not supplied to the incinerator for instant combustion, pulsations will occur in the combustion operation of the furnace, causing malfunctions in the operation of the heat recovery device installed in the exhaust system, etc., and exhaust gas The amount increases and decreases, which is difficult to handle.
そこで、従来この種供給装置としてはスクリユ
ーフイーダ式供給装置が知られている。このスク
リユーフイーダ式供給装置は第１図に示す如く、
所定粒状に破砕処理された被焼却物を貯留するた
めの漏斗状のホツパａと、このホツパａの底部ｂ
に沿つてこれを横断し焼却炉の投入口に連設され
たスクリユー軸ｃとから構成されている。このス
クリユーコンベアｄを形成し、その搬入側ｅがホ
ツパａの底部ｂに位置され、搬出側ｆが焼却炉の
投入口に接続されている。従つて、ホツパａ内に
貯留された被焼却物Ａはその底部から、スクリユ
ー軸ｃの螺旋状のスクリユーｇにより切り崩さ
れ、スクリユーｇのピツチ間に計量されつつ搬出
方向に移送されることになる。 Therefore, a screw feeder type feeding device is conventionally known as this type of feeding device. This screw feeder type feeding device is as shown in Fig. 1.
A funnel-shaped hopper a for storing incineration material that has been crushed into predetermined granules, and a bottom b of the hopper a.
and a screw shaft c that extends along and traverses this and is connected to the input port of the incinerator. This screw conveyor d is formed, and its input side e is located at the bottom b of the hopper a, and its output side f is connected to the inlet of the incinerator. Therefore, the material to be incinerated A stored in the hopper a is cut down from the bottom by the spiral screw g of the screw shaft c, and is transferred in the discharge direction while being weighed between the pitches of the screw g. Become.
ところで、被焼却物たる都市ごみあるいは産業
廃棄物は粘性を有しているために、スクリユー軸
ｃを回転させて、底部側から切り出すと被焼却物
の貯留層内にブリツジを形成して底部に落下せ
ず、搬送量が不均一になる問題があり、未だ満足
の得られた供給装置が開発されていない。 By the way, since the municipal waste or industrial waste that is to be incinerated has viscosity, when the screw shaft c is rotated and cut out from the bottom side, a bridge is formed in the storage layer of the incinerated material and the waste is viscous. There is a problem that the feeder does not fall and the amount of conveyance becomes uneven, and a satisfactory feeding device has not yet been developed.
そこで、本発明はこのような問題点を有効に解
決すべく創案されたものである。 Therefore, the present invention was devised to effectively solve these problems.
本発明の目的は都市ごみあるいは産業廃棄物を
焼却する焼却炉への被焼却物供給装置において、
所定粒状に破砕処理され粘性を有する被焼却物を
焼却炉へ定量に供給することができる供給装置を
提供する。 The purpose of the present invention is to provide an incineration material supply device to an incinerator for incinerating municipal waste or industrial waste.
Provided is a supply device capable of supplying a fixed amount of viscous materials to be incinerated that have been crushed into predetermined granules to an incinerator.
次に本発明の好適一実施例について添付図面に
従つて詳述する。 Next, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.
第２図に示す如く、破砕機等によつて所定の粒
状に破砕処理された都市ごみ等の被焼却物Ａを貯
留するホツパ１がその上部に投入口２を有し、底
部に排出口３を有するように漏斗状に形成されて
いる。この排出口３にはその口径を可変的に調節
するための調整ゲート４が設けられている。 As shown in FIG. 2, a hopper 1 that stores incineration material A such as municipal waste that has been crushed into predetermined particles by a crusher or the like has an input port 2 at the top and a discharge port 3 at the bottom. It is shaped like a funnel so that it has . This discharge port 3 is provided with an adjustment gate 4 for variably adjusting its diameter.
排出口３の下方にはこの排出口３から流出する
被焼却物を滞留させるための滞留部５が形成され
る。 A retention portion 5 is formed below the discharge port 3 for retaining the material to be incinerated that flows out from the discharge port 3.
この滞留部５の上方には搬出端が図示されない
焼却炉の投入口に連設されたスクリユーコンベア
６の搬入端７が位置される。 Above this retention section 5, there is located an inlet end 7 of a screw conveyor 6 whose outlet end is connected to an inlet of an incinerator (not shown).
このスクリユーコンベア６の搬入端７と上記滞
留部５の底部との間にはエプロンコンベア８が掛
け渡されている。このエプロンコンベア８にはそ
の搬送方向に沿つて所定の間隔に掻き板９が起立
して設けられ、掻き板９相互間によつて上部乃至
上面が開放された定量器１０が区画形成される。
また、このエプロンコンベア８の搬入端部１１は
滞留部５の側部を区画し、搬出端部１２はスクリ
ユーコンベア６の搬入端７に接続されている。上
記滞留部５は排出口３下に所定の高さを有するよ
うにその底板１３が形成され、この底板１３はエ
プロンコンベア８の搬入端部１１の下端に臨んで
傾斜されている。また、この底板１３にはエプロ
ンコンベア８側に被焼却物を押出すための油圧プ
ツシヤ１４が設けられている。 An apron conveyor 8 is stretched between the carry-in end 7 of the screw conveyor 6 and the bottom of the retention section 5. The apron conveyor 8 is provided with scraping plates 9 standing upright at predetermined intervals along the conveyance direction, and a metering device 10 having an open top or upper surface is defined between the scraping plates 9.
Further, the carry-in end 11 of this apron conveyor 8 partitions the side of the retention section 5, and the carry-out end 12 is connected to the carry-in end 7 of the screw conveyor 6. The retention section 5 has a bottom plate 13 formed at a predetermined height below the discharge port 3, and the bottom plate 13 is inclined so as to face the lower end of the carry-in end 11 of the apron conveyor 8. Further, this bottom plate 13 is provided with a hydraulic pusher 14 for pushing out the materials to be incinerated to the apron conveyor 8 side.
エプロンコンベア８にはその長手方向に沿つて
これを覆う筒体状のハウジング１５が設けられて
いる。このハウジング１５は滞留部５とスクリユ
ーコンベア６の搬入端７とを密封する如く形成さ
れる。 The apron conveyor 8 is provided with a cylindrical housing 15 that covers the apron conveyor 8 along its longitudinal direction. This housing 15 is formed so as to seal the retention section 5 and the input end 7 of the screw conveyor 6.
更に、エプロンコンベア８は滞留部５に形成さ
れる被焼却物の滞留層A1の安息角部に挿入され
るべく傾斜されている。この傾斜角度θは滞留層
A1の安息角60゜以上の急斜角に設定される。 Furthermore, the apron conveyor 8 is inclined so as to be inserted into the corner of repose of the retention layer A 1 of the materials to be incinerated formed in the retention section 5 . This inclination angle θ is the retention layer
A steep angle of repose of 60° or more is set.
エプロンコンベア８上にはピンロール１６が設
けられており、掻き板９間によつて区画された定
量器１０の開口部に溢れる被焼却物乃至移送物を
掻き落して、定量器１０内に収容された移送物の
定量化を計るものである。従つて、ピンロール１
６はエプロンコンベア８上に近接離間移動するよ
うに構成すれば、定量器１０の大きさを任意に調
節することができる。 A pin roll 16 is provided on the apron conveyor 8 to scrape off the incineration material or the transferred material overflowing into the opening of the quantitative meter 10 partitioned between the scraping plates 9, and store the material in the quantitative device 10. This method measures the quantification of transferred materials. Therefore, pin roll 1
The size of the quantitative meter 10 can be arbitrarily adjusted by configuring the meter 6 to move close to and away from the apron conveyor 8.
また、滞留部５には投入される被焼却物Ａのレ
ベルを検出するレベル検出計１７が設けられ、こ
のレベル検出計１７は上記油圧プツシヤ１４を連
動させるように構成されている。 Furthermore, a level detector 17 is provided in the retention section 5 to detect the level of the material to be incinerated A to be thrown in, and this level detector 17 is configured to interlock the hydraulic pusher 14 .
以上の構成からなる本発明の作用について述べ
る。 The operation of the present invention having the above configuration will be described.
第２図に示す如く、破砕機等により所定粒状に
破砕処理された都市ごみ等の被焼却物はホツパ１
内に投入されて貯留される。ホツパ１内に貯留さ
れた被焼却物Ａは排出口３からその下方の滞留部
５に流出して滞留層A1を形成する。 As shown in Figure 2, incineration materials such as municipal waste that have been crushed into predetermined particles by a crusher etc.
It is put into the tank and stored. The material to be incinerated A stored in the hopper 1 flows out from the discharge port 3 into the retention section 5 below to form a retention layer A1 .
次に、エプロンコンベア８を駆動させると、掻
き板９により滞留部５の滞留層A1の安息部を順
次切り崩し、掻き板９間によつて形成された定量
器１０内に被焼却物を収容し、スクリユーコンベ
ア６に供給することになる。 Next, when the apron conveyor 8 is driven, the rest part of the retention layer A 1 of the retention section 5 is sequentially cut down by the scraping plates 9, and the material to be incinerated is stored in the meter 10 formed between the scraping plates 9. Then, it is supplied to the screw conveyor 6.
このように、エプロンコンベア８を駆動するこ
とにより、被焼却物の滞留層A1の安息部を順次
切り崩し、エプロンコンベア８に設けられた定量
器１０により被焼却物を計量しつつスクリユーコ
ンベア６へ移送し、焼却炉内に供給する。滞留層
A1から掻き板９により切り崩して定量器１０内
に収容される被焼却物は、定量器１０の開口部が
開放されていると共にエプロンコンベア８が傾斜
しているので、定量器１０にあふれるものは滞留
層A1に落下し、定量に計量されることになる。 In this way, by driving the apron conveyor 8, the resting part of the accumulation layer A1 of the material to be incinerated is sequentially cut down, and the material to be incinerated is measured by the meter 10 provided on the apron conveyor 8, and the screw conveyor 6 and feed it into the incinerator. Retention layer
Since the opening of the quantitative device 10 is open and the apron conveyor 8 is inclined, the incinerated material that is cut down from A 1 by the scraper plate 9 and stored in the quantitative device 10 overflows into the quantitative device 10. falls into the retention layer A1 and is quantitatively measured.
また、ピンロール１６により、定量器１０上に
溢れ出た被焼却物を落下させて、所定量のみが定
量器１０内に収容されて正確な計量を達成する。 Further, the overflowing incineration material is dropped onto the meter 10 by the pin roll 16, and only a predetermined amount is accommodated in the meter 10, thereby achieving accurate measurement.
エプロンコンベア８により、滞留層A1は切り
崩されるが、ホツパ１の排出口３から被焼却物Ａ
は自然流下する。 The apron conveyor 8 cuts down the accumulated layer A 1 , but the incinerated material A is removed from the discharge port 3 of the hopper 1.
flows down naturally.
ホツパ１内の被焼却物が、その粘性によりブリ
ツジを形成した場合には調整ゲート４により排出
口３の開度を調節してブリツジを破壊し、ホツパ
１内の流れを均一にする。また、油圧プッシヤ１
４を作動させることにより、滞留層A1を形成す
る被焼却物をエプロンコンベア８の搬出端部１１
側に押出し、連続的な定量移送をなし得る。滞留
部５内の被焼却物はそのレベルがレベル検出計１
７により検出され、この検出値に基づいて油圧プ
ツシヤ１４が作動されて排出口３から滞留部５に
流出する。なお、油圧プツシヤ１４はレベル検出
計１７によつて検出された検出値に基づいて間欠
的に作動されるものであり、滞留部５内の被焼却
物のレベルは常時一定に保持される。 When the material to be incinerated in the hopper 1 forms a bridge due to its viscosity, the opening degree of the discharge port 3 is adjusted by the adjustment gate 4 to destroy the bridge and make the flow in the hopper 1 uniform. In addition, hydraulic pusher 1
4, the material to be incinerated forming the retention layer A1 is transferred to the discharge end 11 of the apron conveyor 8.
It can be extruded to the side to achieve continuous quantitative transfer. The level of the material to be incinerated in the retention section 5 is determined by the level detector 1.
7, and based on this detected value, the hydraulic pusher 14 is operated and the water flows out from the discharge port 3 to the retention section 5. Note that the hydraulic pusher 14 is operated intermittently based on the detection value detected by the level detector 17, so that the level of the material to be incinerated in the retention section 5 is always maintained constant.
以上要するに、本発明によれば次の如き優れた
作用効果を発揮する。 In summary, the present invention exhibits the following excellent effects.
所定粒状に破砕処理され、粘性を有する都市
ゴミ等の被焼却物を焼却炉へ定量的に供給する
ことができる。 It is possible to quantitatively supply incineration materials such as municipal waste that has been crushed into predetermined particles and has viscosity to an incinerator.
滞留部内の被焼却物はそのレベルがレベル検
出計により検出され、この検出値に基づいて油
圧プツシヤが作動されて排出口から滞留部に流
出する。 The level of the incinerated material in the retention section is detected by a level detector, and a hydraulic pusher is operated based on this detected value to cause the matter to flow out from the discharge port into the retention section.
油圧プツシヤはレベル検出計によつて検出さ
れた検出値に基づいて間欠的に作動されるもの
であり、滞留部内の被焼却物のレベルは常時一
定に保持される。 The hydraulic pusher is operated intermittently based on the detection value detected by the level detector, and the level of the material to be incinerated in the retention section is always maintained constant.
ホツパ等に貯留された被焼却物がその粘性に
よりブリツジを形成しても、これを破壊し流れ
を均一になし得る。 Even if the material to be incinerated stored in the hopper or the like forms a bridge due to its viscosity, this can be destroyed and the flow can be made uniform.
焼却炉への被焼却物を定量的に供給すること
ができるので、炉の運転に際して脈動を可及的
に小さくすることができる。 Since the material to be incinerated can be quantitatively supplied to the incinerator, pulsation can be made as small as possible during operation of the incinerator.
構造が簡単であり既設の装置に採用すること
ができる等実用性に富む。 It has a simple structure and is highly practical as it can be used in existing equipment.
第１図は従来装置の概略側断面図、第２図は本
発明の好適一実施例を示す概略側断面図である。
図中、１はホツパ、Ａは被焼却物、３は排出
口、５は滞留部、６はスクリユーコンベア、８は
エプロンコンベア、９は掻き板、１０は定量器で
ある。
FIG. 1 is a schematic side sectional view of a conventional device, and FIG. 2 is a schematic side sectional view showing a preferred embodiment of the present invention. In the figure, 1 is a hopper, A is a material to be incinerated, 3 is a discharge port, 5 is a retention section, 6 is a screw conveyor, 8 is an apron conveyor, 9 is a scraping plate, and 10 is a quantitative meter.
Claims (1)
た被焼却物を定量的に供給する装置において、破
砕処理された被焼却物を貯留するホツパと、該ホ
ツパの排出口下に形成され、これより流出した被
焼却物を滞留させるための滞留部と、該滞留部に
形成される被焼却物の滞留層のレベルを検出する
ためのレベル検出計と、該レベル検出計により求
められる検出値から上記ホツパの排出口から被焼
却物を滞留部に流出させて所定のレベルの滞留層
を形成するための油圧プツシヤと、上記滞留部の
上方に搬入端が位置され搬出端が上記投入口に連
設されたスクリユーコンベアと、搬出端部が上記
コンベアの搬入端に接続され搬入端部が上記滞留
部の被焼却物出口側に挿入され安息角以上傾斜さ
せて配備されるとともにその搬送方向に沿つて掻
き板によつて区画形成され上面が開放された定量
器を有するエプロンコンベアと、該エプロンコン
ベア上に設けられ、上記定量器の開口部に溢れる
被焼却物を掻き落して定量器の定量化を達成する
ためのピンロールとを備えて、上記エプロンコン
ベアにより上記滞留部の被焼却物を切崩しつつ計
量して上記スクリユーコンベアへ搬送させるよう
に構成したことを特徴とする焼却炉への被焼却物
供給装置。1. A device for quantitatively supplying incineration materials stored in a hopper to an incineration material input port of an incinerator, comprising: a hopper for storing crushed incineration materials; and a hopper formed under the discharge port of the hopper; A retention part for retaining the material to be incinerated that has flowed out from this, a level detector for detecting the level of the retention layer of the material to be incinerated formed in the retention part, and a detection value determined by the level detector. a hydraulic pusher for causing the material to be incinerated to flow out from the discharge port of the hopper into the retention section to form a retention layer at a predetermined level; an input end is located above the retention section, and an output end is located at the input port The screw conveyor is connected to the screw conveyor, the output end of which is connected to the input end of the conveyor, the input end is inserted into the incineration material outlet side of the retention section, and is arranged at an angle of repose or more, and the conveyance direction is an apron conveyor having a metering device with an open upper surface and partitioned by scraping plates along the width of the meter; and a pin roll for achieving quantification, the incinerator is configured such that the apron conveyor breaks down the incineration material in the retention area, weighs it, and conveys it to the screw conveyor. Incineration material supply equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8221381A JPS57198919A (en) | 1981-05-29 | 1981-05-29 | Device for supplying material to be incinerated into incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8221381A JPS57198919A (en) | 1981-05-29 | 1981-05-29 | Device for supplying material to be incinerated into incinerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57198919A JPS57198919A (en) | 1982-12-06 |
| JPS6318086B2 true JPS6318086B2 (en) | 1988-04-16 |
Family
ID=13768136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8221381A Granted JPS57198919A (en) | 1981-05-29 | 1981-05-29 | Device for supplying material to be incinerated into incinerator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57198919A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4718360A (en) * | 1983-12-05 | 1988-01-12 | Detroit Stoker Company | Metering Feeder |
| FR2724009B1 (en) * | 1994-06-28 | 1996-10-04 | Alsacienne D App De Manutentio | INSTALLATION AND METHOD FOR SUPPLYING A CEMENT OVEN WITH TIRED PURPOSE TIRES |
| JP4839134B2 (en) * | 2006-05-23 | 2011-12-21 | 株式会社荏原製作所 | Combustible raw material supply system |
-
1981
- 1981-05-29 JP JP8221381A patent/JPS57198919A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57198919A (en) | 1982-12-06 |
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