JPH0959419A - Method and apparatus for recovering blowing gas from foamed heat insulation material - Google Patents
Method and apparatus for recovering blowing gas from foamed heat insulation materialInfo
- Publication number
- JPH0959419A JPH0959419A JP21155095A JP21155095A JPH0959419A JP H0959419 A JPH0959419 A JP H0959419A JP 21155095 A JP21155095 A JP 21155095A JP 21155095 A JP21155095 A JP 21155095A JP H0959419 A JPH0959419 A JP H0959419A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- foamed
- foaming
- gas recovery
- crushing
- 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.)
- Granted
Links
- 239000012774 insulation material Substances 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 8
- 238000007664 blowing Methods 0.000 title abstract 9
- 238000011084 recovery Methods 0.000 claims abstract description 50
- 239000002360 explosive Substances 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 238000005187 foaming Methods 0.000 claims description 61
- 239000011810 insulating material Substances 0.000 claims description 30
- 239000006260 foam Substances 0.000 claims description 24
- 238000004880 explosion Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000004088 foaming agent Substances 0.000 claims description 2
- 238000010926 purge Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000007865 diluting Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 50
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000011261 inert gas Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 4
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000010248 power generation Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
-
- 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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
-
- 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
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、廃棄処分される冷蔵庫
等の廃冷却装置に用いられた不要な発泡断熱材の処理方
法及び処理装置に関し、特に発泡断熱材から発泡ガスを
脱気して回収する方法及び処理装置に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for treating unnecessary foam insulation used in a waste cooling device such as a refrigerator to be discarded, and more particularly to degassing foam gas from the foam insulation. The present invention relates to a collecting method and a processing device.
【０００２】[0002]
【従来の技術】従来、公知例として発泡断熱材から発泡
ガスを回収する装置（例えば、特開平６−１８４３４８
号公報）があるが、回収対象とする発泡ガスはフロンガ
スのような可燃性及び／又は爆発性を有さないガスであ
る。一方、発泡ガスとしてフロンガスの代わりに用いら
れ始めたシクロペンタンガスは可燃性及び／又は爆発性
があり、このような可燃性及び／又は爆発性を有する発
泡ガスを、従来の発泡ガス回収装置により処理すれば爆
発等の危険がともなう。2. Description of the Related Art Conventionally, as a known example, a device for recovering foaming gas from a foam insulating material (for example, Japanese Patent Laid-Open No. 6-184348).
However, the foaming gas to be collected is a gas that does not have flammability and / or explosiveness, such as CFC gas. On the other hand, cyclopentane gas, which has begun to be used as a foaming gas instead of CFC gas, is flammable and / or explosive, and the foaming gas having such flammability and / or explosiveness is generated by a conventional foaming gas recovery device. If processed, there is a risk of explosion.
【０００３】[0003]
【発明が解決しようとする課題】シクロペンタンガスの
ような可燃性及び／又は爆発性を有する発泡ガスはほと
んど使用されてなかったため、従来の発泡ガス回収装置
では可燃性及び爆発性を有する発泡ガス対策は何等配慮
されていない。Since a foaming gas having flammability and / or explosiveness such as cyclopentane gas has been rarely used, a foaming gas having flammability and explosiveness has been used in the conventional foaming gas recovery apparatus. No measures have been taken into consideration.
【０００４】本発明は回収システム全体を対象としてお
り、解決しようとしている課題は冷却装置を破砕、分離
する際に可燃及び爆発を防止し、安全に発泡ガスを回収
するシステムに関するものであり、破砕前に可燃性及び
爆発性を有する発泡ガスを含有した冷却装置か調査する
こと無く、可燃性及び爆発性を有する発泡ガスを含有し
ていない冷却装置と一緒に安全に処理できる方法及び装
置を提供するものである。The present invention is directed to the entire recovery system, and the problem to be solved relates to a system for preventing flammability and explosion when crushing and separating a cooling device and safely recovering foaming gas. PROBLEM TO BE SOLVED: To provide a method and an apparatus which can be safely treated together with a cooling device containing no flammable and explosive foaming gas without investigating whether the cooling device contains flammable and explosive foaming gas before. To do.
【０００５】[0005]
【課題を解決するための手段】破砕機に可燃性及び爆発
性を有する発泡ガスを検知する検知器を取付、発泡断熱
材を認識して、処理することで安全性が得られる。[MEANS FOR SOLVING THE PROBLEMS] Safety can be obtained by attaching a detector for detecting a foaming gas having flammability and explosiveness to a crusher, recognizing a foam insulation material, and treating it.
【０００６】[0006]
【作用】検知器により危険な発泡断熱材を認識し、認識
された発泡断熱材を従来の回収処理ルートから外すこと
ができるので、爆発等を未然防止できる。The dangerous foam insulating material can be recognized by the detector, and the recognized foam insulating material can be removed from the conventional recovery processing route, so that explosion or the like can be prevented.
【０００７】[0007]
【実施例】以下、一実施を図１により説明する。図１は
装置全体の構成を示したもので、発泡断熱材を用いた冷
却装置（例えば家庭用冷蔵庫）１は破砕装置３及び分離
装置４のフ−ドカバ−及びダクト２の上部に設けられた
投入口２ａより投入される。投入された冷却装置１は、
破砕装置３内の互いに噛み合うように設けられた多速の
破砕刃３ａにより破砕された後、分離装置４に投入され
る。破砕装置３及び分離装置４はフ−ドカバ−及びダク
ト２により閉空間を成す構造となっており、破砕及び分
離の際に発生した発泡ガスは発泡ガス回収装置６へ吸引
パイプ６ａを通じて、回収される。分離装置４に投入さ
れた破砕片１ａは分離装置４内に設けられた回転衝撃ハ
ンマ−４ａにより分離片１ｂに分離される。この分離片
１ｂは金属１ｆ、プラスチック１ｃ、発泡断熱材１ｄと
各材質ごとに分離される。この分離片１ｂは風力選別機
９の投入口７に入る。投入口７に投入された分離片１
ｆ、１ｃ、１ｄは風力発生ファン８により発生した、風
力により破砕片１ｆ、１ｃ、１ｄのそれぞれの材質によ
る比重の差を利用して発泡断熱材１ｄ、とプラスチック
１ｃ及び金属１ｆとに選別される。選別されたプラスチ
ック１ｃ及び金属１ｆはプラスチック、金属搬出ホッパ
９ｂより排出され、発泡断熱材１ｄは、ホッパ７ａから
粉砕機投入用スクリュウ−フィ−ダ１２により粉砕機１
３に送られる。ここで、可燃性及び爆発性ガス検知器５
により可燃性及び爆発性ガスが検知された場合、ダンパ
−１０により装置外に設けられた収納箱１１に格納され
る。粉砕機１３で粉砕された発泡断熱材１ｄは気泡を破
砕され、気泡内の発泡ガスを脱気した後、樹脂部分１ｅ
は圧縮装置１４において圧縮され、減容化及び雰囲気発
泡ガスを除去された後、外部へ搬出される。また、脱気
した発泡ガスは、バグフィルタ１５を通過し、微粉状の
樹脂部分を除去した後、圧縮機１６で圧縮され、凝縮器
１７で冷却により液化された後、捕集タンク１８にて貯
蔵される。なお、可燃性及び爆発性発泡ガスを使用した
冷却装置が少ない場合、この方法は大変有効である。DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment will be described below with reference to FIG. FIG. 1 shows the configuration of the entire apparatus. A cooling device (for example, a home refrigerator) 1 using a foamed heat insulating material is provided above the hood cover of the crushing device 3 and the separating device 4 and the duct 2. It is charged from the charging port 2a. The supplied cooling device 1 is
After being crushed by the multi-speed crushing blades 3a provided in the crushing device 3 so as to mesh with each other, the crushing device 3 puts them into the separating device 4. The crushing device 3 and the separating device 4 form a closed space by the hood cover and the duct 2, and the foaming gas generated during the crushing and separating is collected by the foaming gas collecting device 6 through the suction pipe 6a. It The crushed pieces 1a put into the separating device 4 are separated into the separating pieces 1b by the rotary impact hammer-4a provided in the separating device 4. The separating piece 1b is separated into a metal 1f, a plastic 1c, and a foam heat insulating material 1d for each material. This separation piece 1b enters the input port 7 of the wind power sorter 9. Separation piece 1 introduced into the inlet 7
f, 1c and 1d are sorted by the wind force generated by the wind power generation fan 8 into the foamed heat insulating material 1d, the plastic 1c and the metal 1f by utilizing the difference in specific gravity between the crushed pieces 1f, 1c and 1d. It The selected plastic 1c and metal 1f are discharged from the plastic / metal carry-out hopper 9b, and the foamed heat insulating material 1d is fed from the hopper 7a to the crusher 1 using a screw feeder 12 for inputting the crusher.
Sent to 3. Here, flammable and explosive gas detector 5
When flammable and explosive gas is detected by, the damper 10 stores the gas in a storage box 11 provided outside the apparatus. The foamed heat insulating material 1d crushed by the crusher 13 has its bubbles crushed to remove the foaming gas in the bubbles, and then the resin portion 1e.
After being compressed in the compression device 14, the volume is reduced and the atmospheric foaming gas is removed, the product is carried out to the outside. The degassed foaming gas passes through the bag filter 15, removes the fine powdery resin portion, is compressed by the compressor 16 and is liquefied by cooling in the condenser 17, and then is collected in the collection tank 18. Stored. This method is very effective when there are few cooling devices using flammable and explosive foaming gas.
【０００８】図２では不活性ガス及び水蒸気パ−ジにつ
いて説明する。図１の発泡ガス回収装置に不活性ガスま
たは水蒸気発生装置２１をフ−ドカバ−及びダクト２と
粉砕機１３に取り付けて、可燃性及び爆発性ガス検知器
５により、可燃性及び爆発性ガスを検知した場合、不活
性ガスまたは水蒸気発生装置２１ａ及び／又は２１ｂよ
り不活性ガスまたは水蒸気を発生させ、可燃及び爆発を
防止する。FIG. 2 illustrates the inert gas and steam purge. An inert gas or steam generator 21 is attached to the hood cover, the duct 2 and the crusher 13 in the foaming gas recovery apparatus of FIG. 1, and the combustible and explosive gas detector 5 detects the combustible and explosive gas. When detected, the inert gas or steam generators 21a and / or 21b generate an inert gas or steam to prevent flammability and explosion.
【０００９】図３では可燃性及び爆発性ガス検知器５に
より、可燃性及び爆発性ガスを検知した場合、発泡ガス
回収装置６及び圧縮機１６の吸引量を増加させ、可燃性
及び爆発性ガスの濃度を低下させてやることで、可燃及
び爆発を防止する。In FIG. 3, when the flammable and explosive gas detector 5 detects the flammable and explosive gas, the suction amount of the foaming gas recovery device 6 and the compressor 16 is increased to increase the flammable and explosive gas. Combustion and explosion are prevented by reducing the concentration of.
【００１０】図４では可燃性及び爆発性ガス検知器５に
より、可燃性及び爆発性ガスを検知した場合、発泡ガス
回収装置６は吸引量を増加させ、可燃性及び爆発性ガス
の濃度を低下させてやり、解放弁４１では可燃性及び爆
発性ガスを排気させることにより、可燃及び爆発を防止
する。In FIG. 4, when the flammable and explosive gas detector 5 detects the flammable and explosive gas, the foaming gas recovery device 6 increases the suction amount and reduces the concentration of the flammable and explosive gas. The release valve 41 exhausts combustible and explosive gas to prevent combustible and explosive.
【００１１】図５では粉じん濃度測定器５１により、粉
じん爆発の発生する粉じん濃度に達する前に発泡ガス回
収装置６と圧縮機１６の吸引量を増加させ、粉じん濃度
を低下させることで粉じん爆発を防止する。In FIG. 5, the dust concentration measuring device 51 increases the suction amount of the foaming gas recovery device 6 and the compressor 16 before reaching the dust concentration at which the dust explosion occurs, and lowers the dust concentration to cause the dust explosion. To prevent.
【００１２】本実施例においては、シクロペンタンガス
の防爆対策について説明したが、冷媒として使用される
アンモニアガス、廃冷蔵庫中に放置される可能性がある
スプレー等の可燃性含有物、あるいは誤って回収装置に
投入される可能性があるボンベ類に対してもそれぞれの
成分の検出器を設け、検出時には破砕機を動作停止さ
せ、あるいは回収装置全体を動作停止させることによ
り、本実施例の場合と同様に危険防止を図ることができ
る。In the present embodiment, the measures against explosion-proof of cyclopentane gas have been described. However, ammonia gas used as a refrigerant, combustible substances such as sprays that may be left in a waste refrigerator, or by mistake. In the case of the present embodiment, a detector for each component is also provided for the cylinders that may be thrown into the recovery device, and the crusher is stopped during detection, or the entire recovery device is stopped. Similar to the above, it is possible to prevent danger.
【００１３】[0013]
【発明の効果】本発明によれば、発泡断熱材の発泡ガス
回収装置において、廃冷却装置の発泡断熱材に使用され
ている発泡剤が不明でも安全に処理することが出来る。According to the present invention, in the foaming gas recovery apparatus for foamed heat insulating material, even if the foaming agent used in the foamed heat insulating material of the waste cooling device is unknown, it can be safely treated.
【図１】本発明による発泡ガス回収装置の一実施例をを
示す構成図である。FIG. 1 is a configuration diagram showing an embodiment of a foaming gas recovery device according to the present invention.
【図２】本発明による発泡ガス回収装置の他の実施例を
示す構成図である。FIG. 2 is a configuration diagram showing another embodiment of the foaming gas recovery device according to the present invention.
【図３】本発明による発泡ガス回収装置の他の実施例を
示す構成図である。FIG. 3 is a configuration diagram showing another embodiment of the foaming gas recovery device according to the present invention.
【図４】本発明による発泡ガス回収装置の他の実施例を
示す構成図である。FIG. 4 is a configuration diagram showing another embodiment of the foaming gas recovery device according to the present invention.
【図５】本発明による発泡ガス回収装置の他の実施例を
示す構成図である。FIG. 5 is a configuration diagram showing another embodiment of the foaming gas recovery device according to the present invention.
１…廃冷却装置、１ａ…破砕片、１ｂ…分離片、１ｃ…
プラスチック、１ｄ…発泡断熱材、１ｅ…樹脂部分、１
ｆ…金属、２…フ−ドカバ−及びダクト、２ａ…投入
口、３…破砕装置、３ａ…破砕刃、４…分離装置、４ａ
…回転衝撃ハンマ−、５…可燃性ガス及び爆発性ガス検
知器、６…発泡ガス回収装置、６ａ…吸引パイプ、７…
投入口、７ａ…ホッパ、８…風力発生ファン、９…風力
選別機、９ａ…排気口、９ｂ…プラスチック、金属搬出
ホッパ、１０…ダンパ−、１１…収納箱、１２…スクリ
ュ−フィ−ダ、１３…粉砕機、１４…圧縮装置、１５…
バグフィルタ、１６…圧縮機、１７…凝縮器、１８…捕
集タンク、２１…不活性ガスまたは水蒸気発生装置、４
１…解放弁、５１…粉じん濃度測定器。1 ... Waste cooling device, 1a ... Crushed piece, 1b ... Separation piece, 1c ...
Plastic, 1d ... Foam insulation, 1e ... Resin part, 1
f ... Metal, 2 ... Hood cover and duct, 2a ... Inlet, 3 ... Crushing device, 3a ... Crushing blade, 4 ... Separating device, 4a
... Rotary impact hammer-5, Combustible gas and explosive gas detector, 6 ... Foaming gas recovery device, 6a ... Suction pipe, 7 ...
Input port, 7a ... Hopper, 8 ... Wind power generation fan, 9 ... Wind power sorter, 9a ... Exhaust port, 9b ... Plastic, metal discharge hopper, 10 ... Damper, 11 ... Storage box, 12 ... Screw feeder, 13 ... Crusher, 14 ... Compressor, 15 ...
Bag filter, 16 ... Compressor, 17 ... Condenser, 18 ... Collection tank, 21 ... Inert gas or steam generator, 4
1 ... Release valve, 51 ... Dust concentration measuring instrument.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 藤森 幹治 山口県下松市大字東豊井794番地 日立テ クノエンジニアリング株式会社笠戸事業所 内 (72)発明者 上田 博信 山口県下松市大字東豊井794番地 株式会 社日立製作所笠戸工場内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Mikiharu Fujimori 794, Higashi-Toyoi, Kudamatsu City, Yamaguchi Prefecture Hitachi Techno Engineering Co., Ltd., Kasado Plant (72) Hironobu Ueda 794, Higashi-Toyoi, Shimomatsu City, Yamaguchi Prefecture Stock company Hitachi Ltd. Kasado factory
Claims (10)
砕装置から取り出された破砕片から発泡断熱材を分離す
る分離装置と、分離した発泡断熱材から発泡ガスを回収
する第１の発泡ガス回収装置と、破砕装置が廃棄すべき
冷却装置を破砕する際に、発生する発泡ガスを回収する
第２の発泡ガス回収装置とから構成される発泡ガス回収
装置において、可燃性または爆発性を有する発泡ガスを
含有する発泡断熱材を検知し、検知された発泡断熱材を
他の発泡断熱材から分離することを特徴とした発泡ガス
回収装置。1. A device for crushing a cooling device to be discarded, a separation device for separating a foam insulation material from crushed pieces taken out from the crushing device, and a first foaming device for recovering foaming gas from the separated foam insulation material. In a foaming gas recovery device including a gas recovery device and a second foaming gas recovery device that recovers the foaming gas generated when the cooling device that should be discarded by the crushing device is crushed, the foaming gas recovery device is not flammable or explosive. A foamed gas recovery device, which detects a foamed heat insulating material containing a foamed gas, and separates the detected foamed heat insulating material from other foamed heat insulating materials.
て、破砕装置から取り出された破砕片から発泡断熱材を
分離する分離装置の後段と、第２の発泡ガス回収装置と
から構成される発泡ガス回収装置の前段において、可燃
性及び爆発性ガス含有発泡断熱材を収納する箱又は搬送
ラインを有し、破砕装置で破砕された発泡断熱材から可
燃性及び爆発性発泡ガスを検知する検知器を破砕工程あ
るいはその後段工程に具備し、該検知器により可燃性及
び爆発性発泡ガスを検知した場合に、前記収納箱に可燃
性及び爆発性ガス含有発泡断熱材を収納または搬送し、
他のガスの場合はそのまま後段に発泡断熱材を搬送する
装置を有することを特徴とする発泡ガス回収装置。2. The foamed gas recovery apparatus according to claim 1, wherein the foamed gas is composed of a second stage of a separation device for separating the foamed heat insulating material from the crushed pieces taken out from the crushing device and a second foamed gas recovery device. A detector for detecting flammable and explosive foam gas from the foam insulation material crushed by the crushing device, which has a box or transport line for storing the foam insulation material containing flammable and explosive gas at the front stage of the gas recovery device. Comprising a crushing step or a subsequent step, when combustible and explosive foamed gas is detected by the detector, the combustible and explosive gas-containing foamed heat insulating material is stored or conveyed in the storage box,
In the case of other gas, a foamed gas recovery device having a device for conveying the foamed heat insulating material as it is in the latter stage.
砕装置から取り出された破砕片から発泡断熱材を分離す
る分離装置と、分離した発泡断熱材から発泡ガスを回収
する第１の発泡ガス回収装置と、破砕装置が廃棄すべき
冷却装置を破砕する際に、発生する発泡ガスを回収する
第２の発泡ガス回収装置とから構成される発泡ガス回収
装置において、可燃性及び爆発性発泡ガスを含有する発
泡断熱材については、この発泡ガスを排気または希釈す
ることにより、可燃及び爆発を防止することを特徴とし
た発泡ガス回収装置。3. A device for crushing a cooling device to be discarded, a separating device for separating foamed insulation from crushed pieces taken out from the crusher, and a first foaming device for recovering foaming gas from the separated foamed insulation. In a foaming gas recovery device including a gas recovery device and a second foaming gas recovery device that recovers foaming gas generated when the cooling device to be discarded by the crushing device is crushed, flammable and explosive foaming is performed. A foam gas recovery device characterized by preventing flammability and explosion by exhausting or diluting this foam gas for foam insulation material containing gas.
砕装置から取り出された破砕片から発泡断熱材を分離す
る分離装置と、分離した発泡断熱材から発泡ガスを回収
する第１の発泡ガス回収装置と、破砕装置が廃棄すべき
冷却装置を破砕する際に、発生する発泡ガスを回収する
第２の発泡ガス回収装置とから構成される発泡ガス回収
装置において、不活性ガスまたは水蒸気によってパ−ジ
することにより、燃焼及び爆発を防止することを特徴と
した発泡ガス回収装置。4. A device for crushing a cooling device to be discarded, a separation device for separating a foamed heat insulating material from crushed pieces taken out from the crusher, and a first foaming device for collecting foamed gas from the separated foamed heat insulating material. In a foaming gas recovery device comprising a gas recovery device and a second foaming gas recovery device that recovers the foaming gas generated when the cooling device, which is to be discarded by the crushing device, is crushed. A foaming gas recovery device characterized by preventing combustion and explosion by purging.
て、水蒸気を使用した場合に第２の発泡ガス回収装置の
発泡ガスを液化回収する装置の後段に、回収した液体発
泡剤と水とを分離する水分離機を有することを特徴とし
た発泡ガス回収装置。5. The foaming gas recovery device according to claim 4, wherein the recovered liquid foaming agent and water are provided in a stage subsequent to the device for liquefying and recovering the foaming gas of the second foaming gas recovery device when steam is used. A foaming gas recovery device having a water separator for separation.
砕装置から取り出された破砕片から発泡断熱材を分離す
る分離装置と、分離した発泡断熱材から発泡ガスを回収
する第１の発泡ガス回収装置と、破砕装置が廃棄すべき
冷却装置を破砕する際に、発生する発泡ガスを回収する
第２の発泡ガス回収装置とから構成される発泡ガス回収
装置において、粉じんの濃度を測定し、爆発限界値前に
粉じんの濃度を低下させることを特徴とした発泡ガス回
収装置。6. A device for crushing a cooling device to be discarded, a separation device for separating foamed insulation from crushed pieces taken out from the crusher, and a first foaming device for recovering foamed gas from the separated foamed insulation material. The concentration of dust was measured in a foaming gas recovery device including a gas recovery device and a second foaming gas recovery device that recovers the foaming gas generated when the cooling device, which is to be discarded by the crushing device, is crushed. , A foaming gas recovery device characterized by reducing the dust concentration before the explosion limit value.
より得られた破砕片から発泡断熱材を分離し、分離した
発泡断熱材から発泡ガスを回収する際に、可燃性または
爆発性を有する発泡ガスを含有する発泡断熱材を検知
し、検知された発泡断熱材を発泡ガス回収の処理ルート
から外すことを特徴とする発泡ガス回収方法。7. When a cooling device to be discarded is crushed, a foam heat insulating material is separated from the crushed pieces obtained by this crushing, and when the foamed gas is recovered from the separated foam heat insulating material, a combustible or explosive property is generated. A foamed gas recovery method, which comprises detecting a foamed heat insulating material containing the foamed gas, and removing the detected foamed heat insulating material from a processing route for foaming gas recovery.
より得られた破砕片から発泡断熱材を分離し、分離した
発泡断熱材から発泡ガスを回収する発泡ガス回収装置に
おいて、可燃性または爆発性を有する発泡ガスを含有す
る発泡断熱材を検知する検知器と、検知された発泡断熱
材を発泡ガス回収の処理ルートから外す分岐手段とを設
けたことを特徴とする発泡ガス回収装置。8. A foaming gas recovery device for crushing a cooling device to be discarded, separating a foamed heat insulating material from the crushed pieces obtained by this crushing, and recovering foaming gas from the separated foamed heat insulating material. A foam gas recovery device comprising a detector for detecting a foam heat insulating material containing foam gas having explosive properties, and a branching means for removing the detected foam heat insulating material from a processing route for foam gas recovery.
より得られた破砕片から発泡断熱材を分離し、分離した
発泡断熱材から発泡ガスを回収する際に、可燃性または
爆発性を有するガスの発生を検知し、検知したときには
破砕動作を停止させることを特徴とする発泡ガス回収方
法。9. A crusher for a cooling device to be discarded, a foamed heat insulating material is separated from the crushed pieces obtained by this crushing, and when the foamed gas is recovered from the separated foamed heat insulating material, the flammable or explosive property is maintained. A method for recovering foaming gas, which comprises detecting the generation of a gas contained therein and stopping the crushing operation when detected.
により得られた破砕片から発泡断熱材を分離し、分離し
た発泡断熱材から発泡ガスを回収する発泡ガス回収装置
において、可燃性または爆発性を有するガスの発生を検
知する検知器と、検知したときには破砕動作を停止させ
る停止手段とを設けることを特徴とする発泡ガス回収方
法。10. A foaming gas recovery device for crushing a cooling device to be discarded, separating a foamed heat insulating material from the crushed pieces obtained by this crushing, and recovering foamed gas from the separated foamed heat insulating material A foaming gas recovery method, comprising: a detector for detecting the generation of explosive gas; and a stop means for stopping the crushing operation when the detector detects the gas.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21155095A JP3251473B2 (en) | 1995-08-21 | 1995-08-21 | Method and apparatus for recovering foam gas from foam insulation |
| JP2000081783A JP3684322B2 (en) | 1995-08-21 | 2000-03-17 | Foam gas recovery method for foam insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21155095A JP3251473B2 (en) | 1995-08-21 | 1995-08-21 | Method and apparatus for recovering foam gas from foam insulation |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000081783A Division JP3684322B2 (en) | 1995-08-21 | 2000-03-17 | Foam gas recovery method for foam insulation |
| JP2001191322A Division JP3684338B2 (en) | 2001-06-25 | 2001-06-25 | Foam gas recovery method and apparatus for foam insulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0959419A true JPH0959419A (en) | 1997-03-04 |
| JP3251473B2 JP3251473B2 (en) | 2002-01-28 |
Family
ID=16607677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21155095A Expired - Lifetime JP3251473B2 (en) | 1995-08-21 | 1995-08-21 | Method and apparatus for recovering foam gas from foam insulation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3251473B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972950A (en) * | 2018-07-16 | 2018-12-11 | 唐师正 | A kind of plastic shoes plate recycling softening plant |
| CN111531747A (en) * | 2020-04-30 | 2020-08-14 | 郑长荪 | Waste rubber crushing device |
-
1995
- 1995-08-21 JP JP21155095A patent/JP3251473B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972950A (en) * | 2018-07-16 | 2018-12-11 | 唐师正 | A kind of plastic shoes plate recycling softening plant |
| CN111531747A (en) * | 2020-04-30 | 2020-08-14 | 郑长荪 | Waste rubber crushing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3251473B2 (en) | 2002-01-28 |
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