IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0539887
(2003-12-18)
|
등록번호 |
US-7703217
(2010-05-20)
|
우선권정보 |
JP-2002-369573(2002-12-20) |
국제출원번호 |
PCT/JP2003/016221
(2003-12-18)
|
§371/§102 date |
20051206
(20051206)
|
국제공개번호 |
WO04/061383
(2004-07-22)
|
발명자
/ 주소 |
- Tada, Hiroshi
- Kimura, Keiji
- Kuramoto, Yoshihiko
- Nakatani, Shinichi
|
출원인 / 주소 |
- Kabushikikaisha Matsui Seisakusho
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
12 인용 특허 :
4 |
초록
▼
A drying and storing apparatus for powdered or granular material and a feeding system for powdered or granular material. The apparatus comprises a heating and drying chamber having a discharge port at its lower end and a thermal conductive heating means therein and a hopper chamber connected to the
A drying and storing apparatus for powdered or granular material and a feeding system for powdered or granular material. The apparatus comprises a heating and drying chamber having a discharge port at its lower end and a thermal conductive heating means therein and a hopper chamber connected to the upper end of the heating and drying chamber, in which the heating and drying chamber and the hopper chamber constitute a integrally combined material storage processing tank for powdered or granular material.
대표청구항
▼
The invention claimed is: 1. A drying and storing apparatus for powdered or granular material, comprising: a material storage processing tank including a heating and drying chamber having at its lower end a discharge port and therein a thermal conductive heating means, and a hopper chamber connecte
The invention claimed is: 1. A drying and storing apparatus for powdered or granular material, comprising: a material storage processing tank including a heating and drying chamber having at its lower end a discharge port and therein a thermal conductive heating means, and a hopper chamber connected to the upper end of said heating and drying chamber for storing therein a powdered or granular material to be heated and dried, said thermal conductive heating means comprising an outer tube unit having a first heater provided in a tube wall and a plurality of fins for conducting the heat of said first heater projected from the inside of said tube wall into the center and spaced in its circumferential direction, a decompression means for depressurizing the inside of said material storage processing tank, and a feeder unit provided at said discharge port and connected to a pneumatic transportation means, wherein said material storage processing tank is formed by integrally connecting said hopper chamber and said heating and drying chamber and has an airtight means, and said hopper chamber is designed to be larger in capacity than said heating and drying chamber, wherein, said feeder unit is connected to a transportation line and a circulation line both of which are diverged from a main line constituting said pneumatic transportation means, a pneumatic transportation pipe, provided corresponding to said transportation line, for supplying the powdered or granular material discharged through said discharge port to a processing apparatus of powdered or granular material, and a circulation pipe, provided corresponding to said circulation line, for supplying the powdered or granular material discharged through said discharge port to the upper part in said hopper chamber, and wherein the powdered or granular material stored in said material storage processing tank is heated and dried by said thermal conductive heating means while said material storage processing tank is depressurized, and whereas the powdered or granular material stored in said hopper chamber is fed into said heating and drying chamber by its own weight for heat and dry processing, each time the powdered or granular material as finished heat and dry processing in said heating and drying chamber is discharged through said discharge port. 2. The drying and storing apparatus for powdered or granular material as set forth in claim 1, wherein said thermal conductive heating means further comprises an inner tube unit having a pillar body hung at the center of said outer tube unit, a second beater embedded in said pillar body, and a plurality of fins for conducting the heat of said second heater. 3. The drying and storing apparatus for powdered or granular material as set forth in claim 2, wherein said tube wall and said fins of said outer tube unit, and said pillar body and said fins of said inner tube unit are all made of a highly heat conductive metal. 4. The drying and storing apparatus for powdered or granular material as set forth in claim 2, 3 or 1, wherein a carrier gas introduction means by which a carrier gas is introduced into said material storage processing tank is further provided at said material storage processing tank, and a compression air supply source is connected to said main line and said transportation line and said circulation line have an electromagnetic valve, respectively, and wherein the powdered or granular material discharged through said discharge port is capable of being selectively supplied in said pneumatic transportation pipe or said circulation pipe by selectively controlling the open and close operation of said electromagnetic valve provided at said transportation line and said circulation line, respectively. 5. A feeding system of powdered or granular material comprising said drying and storing apparatus for powdered or granular material as set forth in claim 4, and a collector connected to the distal end of said pneumatic transportation pipe, wherein the powdered or granular material dried in said drying and storing apparatus is transported in said pneumatic transportation pipe by a compressed air introduced from said transportation line while being discharged through said discharge port when said electromagnetic valve provided for said transportation line is opened, and then is once collected in said collector, and thereafter is fed into said processing apparatus, wherein on the other hand when said electromagnetic valve provided for said circulation line is opened, powdered or granular material discharged through said discharge port is transported in said circulation pipe by a compressed air introduced from said circulation line and is introduced into the upper part in said hopper chamber, and wherein said carrier gas introduction means has a purge line which is further diverged from said main line and is connected around said discharge port and an electromagnetic valve provided for said purge line and is designed such that said compressed air as a carrier gas is introduced into said material storage processing tank from said purge line when said electromagnetic valve is opened. 6. The feeding system of powdered or granular material as set forth in claim 5, wherein said powdered or granular material is resin pellet and said processing apparatus of powdered or granular material is a resin molding machine. 7. The drying and storing apparatus for powdered or granular material as set forth in any one of claims 2, 3 or 1, wherein a compression air supply source is connected to said main line and said transportation line and said circulation line have an electromagnetic valve, respectively, and wherein the powdered or granular material discharged through said discharge port is capable of being selectively supplied in said pneumatic transportation pipe or said circulation pipe by selectively controlling the open and close operation of said electromagnetic valve provided at said transportation line and said circulation line, respectively. 8. A feeding system of powdered or granular material comprising said drying and storing apparatus for powdered or granular material as set forth in claim 7, and a collector connected to the distal end of said pneumatic transportation pipe, wherein the powdered or granular material dried in said drying and storing apparatus is transported in said pneumatic transportation pipe by a compressed air introduced from said transportation line while being discharged through said discharge port when said electromagnetic valve provided for said transportation line is opened, and then is once collected in said collector, and thereafter is fed into said processing apparatus, and wherein on the other hand when said electromagnetic valve provided for said circulation line is opened, powdered or granular material discharged through said discharge port is transported in said circulation pipe by a compressed air introduced from said circulation line and is introduced into the upper part in said hopper chamber. 9. The feeding system of powdered or granular material as set forth in claim 8, wherein said powdered or granular material is resin pellet and said processing apparatus of powdered or granular material is a resin molding machine. 10. The drying and storing apparatus for powdered or granular material as set forth in any one of claims 2, 3 or 1, wherein said hopper chamber has an opening at a part of the upper end and a charge hopper is further provided on the opening via a discharge valve, and wherein a powdered or granular material to be heated and dried is capable of being fed in said material storage processing tank by opening said discharge valve. 11. The drying and storing apparatus for powdered or granular material as set forth in claim 10, wherein a carrier gas introduction means by which a carrier gas is introduced into said material storage processing tank is further provided at said material storage processing tank, and a compression air supply source is connected to said main line and said transportation line and said circulation line have an electromagnetic valve, respectively, and wherein the powdered or granular material discharged through said discharge port is capable of being selectively supplied in said pneumatic transportation pipe or said circulation pipe by selectively controlling the open and close operation of said electromagnetic valve provided at said transportation line and said circulation line, respectively. 12. A feeding system of powdered or granular material comprising said drying and storing apparatus for powdered or granular material as set forth in claim 11, and a collector connected to the distal end of said pneumatic transportation pipe, wherein the powdered or granular material dried in said drying and storing apparatus is transported in said pneumatic transportation pipe by a compressed air introduced from said transportation line while being discharged through said discharge port when said electromagnetic valve provided for said transportation line is opened, and then is once collected in said collector, and thereafter is fed into said processing apparatus, wherein on the other hand when said electromagnetic valve provided for said circulation line is opened, the powdered or granular material discharged through said discharge port is transported in said circulation pipe by a compressed air introduced from said circulation line and is introduced into the upper part in said hopper chamber, and wherein said carrier gas introduction means has a purge line which is further diverged from said main line and is connected around said discharge port and an electromagnetic valve provided for said purge line and is designed such that said compressed air as a carrier gas is introduced into said material storage processing tank from said purge line when said electromagnetic valve is opened. 13. The feeding system of powdered or granular material as set forth in claim 12, wherein said powdered or granular material is resin pellet and said processing apparatus of powdered or granular material is a resin molding machine. 14. The drying and storing apparatus for powdered or granular material as set forth in any one of claims 2, 3 or 1, wherein said hopper chamber has an opening at its upper end and an open-close cover for air tightly closing the opening, and wherein a powdered or granular material to be heated and dried is capable of being fed in said material storage processing tank by opening said open-close cover. 15. The drying and storing apparatus for powdered or granular material as set forth in claim 14, wherein a carrier gas introduction means by which a carrier gas is introduced into said material storage processing tank is flitter provided at said material storage processing tank, and a compression air supply source is connected to said main line and said transportation line and said circulation line have an electromagnetic valve, respectively, and wherein the powdered or granular material discharged through said discharge port is capable of being selectively supplied in said pneumatic transportation pipe or said circulation pipe by selectively controlling the open and close operation of said electromagnetic valve provided at said transportation line and said circulation line, respectively. 16. A feeding system of powdered or granular material comprising said drying and storing apparatus for powdered or granular material as set forth in claim 15, and a collector connected to the distal end of said pneumatic transportation pipe, wherein the powdered or granular material dried in said drying and storing apparatus is transported in said pneumatic transportation pipe by a compressed air introduced from said transportation line while being discharged through said discharge port when said electromagnetic valve provided for said transportation line is opened, and then is once collected in said collector, and thereafter is fed into said processing apparatus, wherein on the other hand when said electromagnetic valve provided for said circulation line is opened, the powdered or granular material discharged through said discharge port is transported in said circulation pipe by a compressed air introduced from said circulation line and is introduced into the upper part in said hopper chamber, and wherein said carrier gas introduction means has a purge line which is further diverged from said main line and is connected around said discharge port and an electromagnetic valve provided for said purge line and is designed such that said compressed air as a carrier gas is introduced into said material storage processing tank from said purge line when said electromagnetic valve is opened. 17. The feeding system of powdered or granular material as set forth in claim 16, wherein said powdered or granular material is resin pellet and said processing apparatus of powdered or granular material is a resin molding machine. 18. The drying and storing apparatus for powdered or granular material as set forth in claim 2 or 3, wherein said pillar body has at its lower end a rectifier whose diameter is enlarged downwardly. 19. The drying and storing apparatus for powdered or granular material as set forth in claim 18, wherein a carrier gas introduction means by which a carrier gas is introduced into said material storage processing tank is further provided at said material storage processing tank, and a compression air supply source is connected to said main line and said transportation line and said circulation line have an electromagnetic valve, respectively, and wherein the powdered or granular material discharged through said discharge port is capable of being selectively supplied in said pneumatic transportation pipe or said circulation pipe by selectively controlling the open and close operation of said electromagnetic valve provided at said transportation line and said circulation line, respectively. 20. A feeding system of powdered or granular material comprising said drying and storing apparatus for powdered or granular material as set forth in claim 19, and a collector connected to the distal end of said pneumatic transportation pipe, wherein the powdered or granular material dried in said drying and storing apparatus is transported in said pneumatic transportation pipe by a compressed air introduced from said transportation line while being discharged through said discharge port when said electromagnetic valve provided for said transportation line is opened, and then is once collected in said collector, and thereafter is fed into said processing apparatus, wherein on the other hand when said electromagnetic valve provided for said circulation line is opened, the powdered or granular material discharged through said discharge port is transported in said circulation pipe by a compressed air introduced from said circulation line and is introduced into the upper part in said hopper chamber, and wherein said carrier gas introduction means has a purge line which is further diverged from said main line and is connected around said discharge port and an electromagnetic valve provided for said purge line and is designed such that said compressed air as a carrier gas is introduced into said material storage processing tank from said purge line when said electromagnetic valve is opened. 21. The feeding system of powdered or granular material as set forth in claim 20, wherein said powdered or granular material is resin pellet and said processing apparatus of powdered or granular material is a resin molding machine.
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