JPH0328614A - Melting and volume reduction method for waste thermoplastic plastics - Google Patents
Melting and volume reduction method for waste thermoplastic plasticsInfo
- Publication number
- JPH0328614A JPH0328614A JP1164889A JP16488989A JPH0328614A JP H0328614 A JPH0328614 A JP H0328614A JP 1164889 A JP1164889 A JP 1164889A JP 16488989 A JP16488989 A JP 16488989A JP H0328614 A JPH0328614 A JP H0328614A
- Authority
- JP
- Japan
- Prior art keywords
- melting
- waste plastics
- melting furnace
- volume
- gate
- 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.)
- Pending
Links
- 238000002844 melting Methods 0.000 title claims abstract description 33
- 230000008018 melting Effects 0.000 title claims abstract description 32
- 239000002699 waste material Substances 0.000 title claims abstract description 22
- 229920001169 thermoplastic Polymers 0.000 title claims description 11
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 title 1
- 239000004033 plastic Substances 0.000 claims abstract description 22
- 229920003023 plastic Polymers 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000002485 combustion reaction Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims description 14
- 239000004416 thermosoftening plastic Substances 0.000 claims description 10
- 239000000155 melt Substances 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 238000000197 pyrolysis Methods 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- MBYLVOKEDDQJDY-UHFFFAOYSA-N tris(2-aminoethyl)amine Chemical compound NCCN(CCN)CCN MBYLVOKEDDQJDY-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Gasification And Melting Of Waste (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Coke Industry (AREA)
Abstract
Description
【発明の詳細な説明】
「産業上の利川分野』
本発明は、熱可塑性廃プラスチックの溶融減容方法に関
する。DETAILED DESCRIPTION OF THE INVENTION "Industrial Icheon Field" The present invention relates to a method for melting and reducing the volume of thermoplastic waste plastics.
「従来の技術』
従来この種の方法は、熱風による方式，加熱水蒸気によ
る方法、シーズヒーターによる熱可塑件発泡合成樹脂廃
棄物処理装置、特許出願公告昭５４−１７３５３号ある
が，これら方法は総て外部から熱を供給する方法であっ
た、また酸化劣化を／２識して低温で長時間加熱をして
溶かすため多くのエネルギーとｕ！１間を要した、又分
解ガスを処理する装忍も大型でそれに要するランニング
コストも多かった。``Prior art'' Conventionally, this type of method includes methods using hot air, methods using heated steam, thermoplastic foaming synthetic resin waste treatment equipment using a sheathed heater, and patent application publication No. 17353/1989, but these methods are In addition, it required a lot of energy and U!1 time to heat at a low temperature for a long time to melt it, considering oxidative deterioration. Shinobu was also large and required a lot of running costs.
ｒ発明が解決しようとする問題点」
本発明は、ＩＩＦ気と遮断した溶融炉に廃プラスチック
を押し込み短晴間で外部から加熱乾溜しこの熱で溶融す
る方法を提供するものである。Problems to be Solved by the Invention The present invention provides a method in which waste plastic is forced into a melting furnace that is isolated from IIF air, heated to dryness from the outside in a short period of time, and then melted using the heat.
ｒ問題点を解決するための千段」
本発明は従来の欠点を解決するもので、密閉された？８
融炉７の中へ廃プラスチック２３を入れてゲート５で空
気を遮断して外部から加Ｍ乾溜してその熱によって溶融
する、発生した分解ガスは燃焼室１６でアフターバーナ
ー１７で燃焼することである。1000 Steps to Solve the Problems The present invention solves the conventional drawbacks and is sealed? 8
The waste plastic 23 is put into the melting furnace 7, the air is shut off with the gate 5, and the plastic is heated and distilled from the outside, and the generated decomposed gas is combusted by the afterburner 17 in the combustion chamber 16. .
「作用」
溶融炉７の上部にあるゲート５から廃プラスチック２３
を入れて、溶融炉７の外部から加熱し，（ｉ’Ｚ ＊溶
融して溶融層１３に溶かしセパレーター１１で完全溶融
物のみを分離して溶融物排出口１２から受［１［１１０
に取り冷却固形化する。乾溜ガスは４通管１５から燃焼
堂１６に入れ二次空気口１４から空気を取り入れアフタ
ーバーナー１３で燃焼させる。燃焼廃ガスは、煙突２２
内に送風機１８で送Ｊ．ｔ ［１ １ ９から送りこみ
ベンチュリー２ｌで燃焼室Ｌ６の空気をひき空気を混介
冷却して排出する。溶融炉７の下の溶融層１３にスクリ
ューコンベア−２４を設けて溶融物を排出する。又加熱
用とアフター用のバーナーを共用させる。さらに分解を
最小限にするため不活性ガス、イナートガスを溶融が７
に吹き込む熱可現性廃プラスチックの溶融減容方法。"Operation" Waste plastic 23 is removed from the gate 5 at the top of the melting furnace 7.
is heated from the outside of the melting furnace 7, (i'Z
Cool and solidify. The dry distilled gas enters a combustion chamber 16 through a four-way pipe 15, takes in air from a secondary air port 14, and burns it in an afterburner 13. Combustion waste gas is collected from the chimney 22.
A blower 18 is used to blow the air inside J. t[1 1 9 Air is sent from the combustion chamber L6 using a venturi 2l, and the air is mixed and cooled before being discharged. A screw conveyor 24 is provided in the molten layer 13 below the melting furnace 7 to discharge the molten material. Also, the burner for heating and after use is shared. Furthermore, to minimize decomposition, inert gas and inert gas are melted.
A method for melting and reducing the volume of thermoplastic waste plastics that are blown into the water.
ｒ′Ｊ！施例』 本発明の実施例を図面に基づいて詳述する。r′J! Examples” Embodiments of the present invention will be described in detail based on the drawings.
？！ｌ！備室１に設けられた投入１」３の投入］」扉４
を開けて廃プラスチック２３を入れて投入口扉４閉じる
。ゲートエアーシリンダー６でゲート５を開けて押し込
みエアーシリンダー２で溶融炉７の中に押し込みゲート
５を閉じる。溶融炉７外部に１没けられた加熱炉９は加
熱バーナー８で加熱されるこの熱によって乾溜溶融して
溶融層ｌ３に１佇まる。溶融物はセパレーター１１を経
て溶融物出１−１１２から受皿１−Ｏへ流し込み冷却同
形化して取り出す。更に次から次ぎへと供給を続ける。? ! l! Input 1"3" door 4 installed in the waiting room 1
Open it, put in the waste plastic 23, and close the input door 4. The gate 5 is opened by the gate air cylinder 6, and the gate 5 is pushed into the melting furnace 7 by the air cylinder 2, and the gate 5 is closed. The heating furnace 9, which is sunk outside the melting furnace 7, undergoes dry distillation and melting by the heat heated by the heating burner 8, and remains in the molten layer 13. The melt passes through a separator 11, flows into a saucer 1-O from a melt outlet 1-112, is cooled and isomorphized, and is taken out. The supply continues one after another.
分解ガスは溶融炉７から導通管１５を通って燃焼室１６
へ入りユ次２気［１１４からの空気とアフターバナー１
７で完全燃焼させる。The cracked gas passes from the melting furnace 7 through the conduit 15 to the combustion chamber 16.
Enter Yuji 2 Ki [Air from 114 and After Banner 1
Complete combustion at step 7.
送風７１！ｆｉｌ８から送られた空気は，送風口１９を
通り、ベンチュリー２１により無害化されたガスを煙突
２２から冷却、排出する。Air blast 71! The air sent from the fil8 passes through the air outlet 19, and the gas rendered harmless by the venturi 21 is cooled and discharged from the chimney 22.
樹脂の溶融粘度によってはスクリュー２４によって排出
する。又加熱炉９はアフター用の燃焼室１６を共用する
ことによって省エネルギーになる。連続溶融する場合、
発生する分解ガスによって白燃することもできる。分解
を最少限にするためイナートガス供給パイプ２６からイ
ナートガスを送り分解をおさえる。Depending on the melt viscosity of the resin, it is discharged by a screw 24. Moreover, the heating furnace 9 can save energy by sharing the after-use combustion chamber 16. When melting continuously,
White combustion can also occur due to the generated decomposition gas. In order to minimize decomposition, inert gas is sent from the inert gas supply pipe 26 to suppress decomposition.
「発明の効果」
本発明は以上のように廃プラスチックが乾溜し、その熱
で溶融する。溶融炉７の温度により加熱バーナーの火力
を調整する。この少ない廃ガスをｆｆｉ ！Ｉｔな燃焼
装置によって無害化することができる更に連続運転する
ことによって加熱バナーク、又アフターバーナー１１の
燃料を＋１−めることもでき極めてランニングコス１−
は安い。実験の結果従来の方法に比較して溶融物の品質
が良い′扛が判明した。これは極めてｊｔＩ ＩＩ開で
溶融するためである４、図面の簡ＩｒＬｆＪ．説明
図面は本発明の一実施例を示し第１図はセパレートタイ
プの熱可塑性廃プラスチックの溶融減容方法の装置の断
面実態図を示す。第２図はスクリュータイプ、又第３図
はアフター燃焼室と加熱用と共用した熱可甲性廃プラス
チックの溶融減容方法の、それぞれ断面実態図を示す。"Effects of the Invention" As described above, the present invention dry-distills waste plastic and melts it with the heat. The heating power of the heating burner is adjusted according to the temperature of the melting furnace 7. ffi this little waste gas! It can be rendered harmless by a combustion device that is suitable for heating.Furthermore, by continuous operation, the fuel for the heating burner and the afterburner 11 can be increased by +1-, and the running cost is extremely low.
is cheap. As a result of the experiment, it was found that the melt quality was better than that of the conventional method. This is due to the fact that it melts in a very large amount of time. The explanatory drawings show one embodiment of the present invention, and FIG. 1 shows a sectional view of an apparatus for a separate type method for melting and reducing the volume of thermoplastic waste plastics. Fig. 2 shows a screw type, and Fig. 3 shows a cross-sectional view of a method for melting and reducing the volume of thermoplastic waste plastic, which is used both for an after-combustion chamber and for heating.
■ ・一・・・・・・・・−・＾（ ６Ｊ室、２・・−
・・・−・・・−・・押し込みエアーシリンダー、３・
・・一・・・−・・・・投入「１、４・・・・・・・一
・・投入「｝扉、５・−・・・・・・−・・ゲート，６
−・・・−・一・ゲー１〜エアーシリンダー、７・−
・・・一・・・−・・溶融炉、８−・・一・・・一・・
加熱炉、９・一曲・一加熱バナー、１０・・・−・・・
−・・・受皿，１１・・・・・・・セパレーター、ｌ２
・・・・一・一・・・・溶融物排．’＋ｊ Ｌ−７、１
３・・・・一・・・・・・溶融層、ｌ４−・・・−・−
・二次空気口、１５ ・一・・一・・導通管、１６・一
・・・一・−・・燃焼室，Ｊ７・・・・・・・・アフタ
ーバーナーｌ８・・一・一 送ｊ虱機，１９ ・・・・
・・・・・送風口、２０・・・トレン「１、２■・・・
・一・・・一・・・・ベンチュリー、２２・・・・一・
・煙突，２３ −・−・・ 廃ブラスチク、２４スクリ
ューコンベアー、２５ ・・・・一・・モーター２Ｃ；
− ・・ イナートガス供給パイプ。■ ・1・・・・−・＾( Room 6J, 2・・−
・・・－・・・－・・・Press air cylinder, 3・
・・１・・・・・・・・・・Insertion “1, 4・・・・・・・１・・Insertion” }Door, 5・・・・・・・・・・・・・Gate, 6
−・・・−・1・Game 1~Air cylinder, 7・−
...1...--melting furnace, 8-...1...1...
Heating furnace, 9, one song, one heating banner, 10...
-...Saucer, 11...Separator, l2
・・・・１・１・・・・Melted material discharge. '+j L-7, 1
3...1...molten layer, l4-...--
・Secondary air port, 15 ・1...1...Conducting pipe, 16.1...1...Combustion chamber, J7...Afterburner l8...1.1 Feedback Machine, 19...
...Air vent, 20...Tren "1, 2■...
・One...One...Venturi, 22...One...
・Chimney, 23 -・・・・ Waste plastic, 24 Screw conveyor, 25 ・・・・・Motor 2C;
− ・・Inert gas supply pipe.
Claims (5)
ク２３を入れて外気と遮断して、溶融炉７の外部から加
熱し、乾溜溶融して溶融層１３に溶かしセパレーター１
１で完全溶融物のみを分離して溶融物排出口１２から受
皿１０に取り冷却固形化する熱可塑性廃プラスチックの
溶融減容方法。(1) Waste plastic 23 is introduced through the gate 5 at the top of the melting furnace 7, isolated from the outside air, heated from the outside of the melting furnace 7, and melted by dry distillation to form a molten layer 13 and separator 1.
A method for melting and reducing the volume of thermoplastic waste plastics, in which only the completely melted material is separated in step 1 and taken from the melt outlet 12 into a saucer 10 and cooled and solidified.
空気口１４から空気を取り入れアフターバーナー１３で
燃焼させる、特許請求の範囲第１項記載の熱可塑性廃プ
ラスチックの溶融減容方法。(2) The method for melting and reducing the volume of thermoplastic waste plastics according to claim 1, wherein the dry distilled gas is introduced into the combustion chamber 16 from the conduit pipe 15, air is taken in from the secondary air port 14, and is burned in the afterburner 13.
て溶融物を排出する特許請求の範囲第１項記載の熱可塑
性廃プラスチックの溶融減容方法。(3) The method for melting and reducing the volume of thermoplastic waste plastics according to claim 1, wherein a power extraction device is provided in the melting layer 13 below the melting furnace 1 to discharge the melt.
焼室を加熱用とアフター用に共用する許請求の範囲第１
項記載の熱可塑性廃プラスチックの溶融減容方法。(4) Claim 1 in which the heating burner and afterburner are integrated and the combustion chamber is shared for heating and afterburning.
Method for melting and reducing the volume of thermoplastic waste plastics described in Section 1.
んで分解を押さえた特許請求の範囲第１項記載の熱可塑
性廃プラスチックの溶融減容方法。(5) The method for melting and reducing the volume of thermoplastic waste plastics according to claim 1, wherein decomposition is suppressed by blowing inert gas or inert gas into a melting furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1164889A JPH0328614A (en) | 1989-06-27 | 1989-06-27 | Melting and volume reduction method for waste thermoplastic plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1164889A JPH0328614A (en) | 1989-06-27 | 1989-06-27 | Melting and volume reduction method for waste thermoplastic plastics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328614A true JPH0328614A (en) | 1991-02-06 |
Family
ID=15801806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1164889A Pending JPH0328614A (en) | 1989-06-27 | 1989-06-27 | Melting and volume reduction method for waste thermoplastic plastics |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328614A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0658516A (en) * | 1991-06-14 | 1994-03-01 | Masataka Hashimoto | Tatami treatment method for disposal |
-
1989
- 1989-06-27 JP JP1164889A patent/JPH0328614A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0658516A (en) * | 1991-06-14 | 1994-03-01 | Masataka Hashimoto | Tatami treatment method for disposal |
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