WO2004028931A1 - Dispositif d'aspiration d'un produit pulverulent - Google Patents
Dispositif d'aspiration d'un produit pulverulent Download PDFInfo
- Publication number
- WO2004028931A1 WO2004028931A1 PCT/IB2002/003962 IB0203962W WO2004028931A1 WO 2004028931 A1 WO2004028931 A1 WO 2004028931A1 IB 0203962 W IB0203962 W IB 0203962W WO 2004028931 A1 WO2004028931 A1 WO 2004028931A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- suction
- product
- head
- pneumatic
- transfer
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/42—Nozzles
Definitions
- the present invention relates to a device for sucking a powdery product from a reservoir, comprising a suction rod connected to a pneumatic suction transfer installation, said rod comprising a tube intended to be connected by a from its ends to a suction and transfer pipe.
- raw materials, intermediates and powdered finished products are often stored in barrels. Some products tend to form lumps or compact when stored for a long time or when transported. Agglomerates can also form during a production stage (drying, centrifugation, etc.).
- the barrel is a simple and economical means for storing and transporting the powder. These barrels must however be emptied at one time or another and the powder will either be packaged or used for a new production stage.
- the object of the present invention is to propose a device which overcomes the aforementioned drawbacks.
- the device according to the invention is characterized in that the second end of the tube is provided with a Crumbling head arranged to deagglomerate the clods and allow the suction of the product.
- the advantage of the device according to the invention is that it is a relatively light device therefore manageable and of an affordable cost and not of a conventional grinding installation.
- the device allows the powder to be directly sucked into a reservoir while breaking up clods during suction.
- the mechanical force on the powder is moreover limited since the powder is aspirated as soon as it is disaggregated, thus not modifying its structure.
- the head comprises a propeller formed of at least two blades with teeth, secured to a shaft driven by a pneumatic motor, and that the blades have an angle of incidence making it possible to entrain the product in the suction direction.
- the tree is provided near the crumbling head of the radial knives.
- the lower end of the head is provided with protective bars preventing direct contact between said head and the tank. These bars are particularly useful when the tanks are drums comprising plastic bags because they limit or even eliminate the risk of damaging them.
- the device is provided with a handle in the form of a hoop surrounding the rod on its upper part, said hoop being provided with a control member for the pneumatic motor.
- crumbling head can be removable allowing the device to be adapted to the characteristics of the product to be transferred. This adaptation can concern both the characteristics of the material used and the mechanical characteristics of the head and more particularly of the blades.
- FIG. 1 is a side view of the suction rod
- FIG. 2 is a left view of FIG. 1,
- FIG. 3 is an enlargement of the lower part of the suction rod and
- FIG. 4 is a view from the right of FIG. 3.
- the suction rod comprises a suction tube 1 connected at its upper end by a quick coupling to a pipe (not shown) of a pneumatic installation for transfer by powdery products suction.
- the lower end of the tube 1 has a bend 1 'connected to a tube 2 housing a shaft 7 driven by a pneumatic motor 10 housed in a protective housing 9.
- the motor 10 is supplied with air compressed by an inlet 11 and the air escapes through an outlet 12 located on the upper part of the housing 9 to avoid contamination with the product to be transferred.
- the lower part of the tube 2 opens into a frustoconical head 3 ending in a cylindrical part.
- a propeller 4 comprising at least two blades 5 with teeth secured to an axis 6 is coupled to the end of the shaft 7.
- the blades have an angle of incidence allowing the product to be drawn in the suction direction (FI arrows).
- the lower part of the shaft 7 is provided with radial knives 8 making it possible to break any agglomerates of the product which would not be disintegrated by the blades 5, thus avoiding the compaction of the product in the tube 1 and its elbow 1 '.
- Three bars 15 avoid contact of the head 3 and more precisely of the propeller 4 with the barrel to be drained. These bars are particularly useful when the product is in a plastic bag which could be damaged by direct contact with the propeller 4.
- the upper part of the device is provided with a handle 13 in the form of a hoop allowing its manipulation. It is provided with an engine control handle 10.
- the handle 14 automatically returns to the engine stop position 10 as soon as it is released.
- the device can be suspended by a hook on a bracket with weight compensator facilitating its handling.
- the propeller 4 is removable in order to be able to adapt the device to the characteristics of the product.
- the angle of incidence of the propeller as well as the pitch of the teeth and their shape can be changed depending on the product. For example, a more pronounced angle of incidence may be useful for products having a good air permeability characteristic and will allow a good suction capacity of the powder.
- the angle of incidence must be reduced for a sticky or compacting product and the number of knives, in the rear part, must be increased in order to avoid compaction of the product in the suction head.
- the described device or lump cane is connected to a pneumatic suction installation.
- the operator introduces the cane into the barrel and, when aspirating the product, activates the motor 10 via the handle 14 in order to break up the agglomerates.
- the motor 10 At the end of the emptying of the barrel, it can stop the engine, suck the powder remaining at the bottom of the barrel and thus avoid damaging the bags.
- the combination of the lump cane with a pneumatic transport system allows the product to be sucked directly from the barrel even if the product is compacted and cloded. Any manipulation of the barrel is thus eliminated.
- the product can be directly transferred to the equipment to be loaded.
- the device can also be used by advantageously integrating it into a pneumatic transfer line for powdery products.
- the device being integrated in the transfer tube near the suction point or directly at the outlet of a storage hopper eliminates the installation of an expensive crusher in the lower part from a storage hopper or from a dryer, centrifuge, etc.
- the handle 14 is not necessary because the rod is integrated in the transfer line and the motor 10 is controlled in synchronism with the suction.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02807859A EP1549578B1 (fr) | 2002-09-25 | 2002-09-25 | Dispositif d'aspiration d'un produit pulverulent |
PCT/IB2002/003962 WO2004028931A1 (fr) | 2002-09-25 | 2002-09-25 | Dispositif d'aspiration d'un produit pulverulent |
US10/528,192 US20060062639A1 (en) | 2002-09-25 | 2002-09-25 | Device for suctioning a powdery product |
AU2002334319A AU2002334319A1 (en) | 2002-09-25 | 2002-09-25 | Device for suctioning a powdery product |
DE60216826T DE60216826T2 (de) | 2002-09-25 | 2002-09-25 | Vorrichtung zum saugen eines pulverförmigen produkts |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2002/003962 WO2004028931A1 (fr) | 2002-09-25 | 2002-09-25 | Dispositif d'aspiration d'un produit pulverulent |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004028931A1 true WO2004028931A1 (fr) | 2004-04-08 |
Family
ID=32040220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2002/003962 WO2004028931A1 (fr) | 2002-09-25 | 2002-09-25 | Dispositif d'aspiration d'un produit pulverulent |
Country Status (5)
Country | Link |
---|---|
US (1) | US20060062639A1 (fr) |
EP (1) | EP1549578B1 (fr) |
AU (1) | AU2002334319A1 (fr) |
DE (1) | DE60216826T2 (fr) |
WO (1) | WO2004028931A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116620862A (zh) * | 2023-06-27 | 2023-08-22 | 宜春市江南玖源新材料有限公司 | 一种含锂尾渣二次利用原料输送设备 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015104665A1 (fr) * | 2014-01-08 | 2015-07-16 | Baldazzi Mauro | Dispositif de séparation associé à un ensemble pour distribuer une matière granulaire |
CN216736366U (zh) * | 2021-09-28 | 2022-06-14 | 宁德时代新能源科技股份有限公司 | 一种吸枪及吸料装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1019963B (de) * | 1955-12-16 | 1957-11-21 | Polysius Gmbh | Mit Unterdruck arbeitendes Entladegeraet |
FR1437380A (fr) * | 1963-11-26 | 1966-05-06 | Poirier Pauze & Cie Ets | Trémie d'alimentation pour produits pulvérulents |
DE1917549A1 (de) * | 1968-04-02 | 1969-10-30 | Ihc Holland Nv | Vorrichtung zum Loesen und Foerdern von Massenguetern |
DE3509166A1 (de) * | 1985-03-14 | 1985-10-31 | IGS-Gewährleistungswartungs-Gesellschaft lufttechnischer Entsorgungsgeräte m.b.H., 7500 Karlsruhe | Einrichtung zum saugfoerdern sedimentierter schuettgueter - insbesondere solcher, die durch ihre oberflaechen struktur zum gegenseitigen verankern tendieren |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3325107A (en) * | 1964-01-16 | 1967-06-13 | Ultra Inc | Disintegrator pump |
US4029262A (en) * | 1976-04-13 | 1977-06-14 | Lazich Radovan P | Animal excrement disposal apparatus |
US4239161A (en) * | 1979-03-27 | 1980-12-16 | Nuclear Supreme | Coke grinder |
CA1185946A (fr) * | 1981-05-15 | 1985-04-23 | Douglas F. Green | Dechiqueteuse |
DE4341606C2 (de) * | 1993-12-07 | 1999-04-29 | Stephan & Soehne | Verfahren und Vorrichtung zum Schneiden von stückigen verzehrbaren Produkten |
US6644570B1 (en) * | 1999-10-15 | 2003-11-11 | Jere F. Irwin | Downstream pneumatic recirculation comminuting apparatus |
-
2002
- 2002-09-25 WO PCT/IB2002/003962 patent/WO2004028931A1/fr active IP Right Grant
- 2002-09-25 DE DE60216826T patent/DE60216826T2/de not_active Expired - Lifetime
- 2002-09-25 US US10/528,192 patent/US20060062639A1/en not_active Abandoned
- 2002-09-25 EP EP02807859A patent/EP1549578B1/fr not_active Expired - Lifetime
- 2002-09-25 AU AU2002334319A patent/AU2002334319A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1019963B (de) * | 1955-12-16 | 1957-11-21 | Polysius Gmbh | Mit Unterdruck arbeitendes Entladegeraet |
FR1437380A (fr) * | 1963-11-26 | 1966-05-06 | Poirier Pauze & Cie Ets | Trémie d'alimentation pour produits pulvérulents |
DE1917549A1 (de) * | 1968-04-02 | 1969-10-30 | Ihc Holland Nv | Vorrichtung zum Loesen und Foerdern von Massenguetern |
DE3509166A1 (de) * | 1985-03-14 | 1985-10-31 | IGS-Gewährleistungswartungs-Gesellschaft lufttechnischer Entsorgungsgeräte m.b.H., 7500 Karlsruhe | Einrichtung zum saugfoerdern sedimentierter schuettgueter - insbesondere solcher, die durch ihre oberflaechen struktur zum gegenseitigen verankern tendieren |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116620862A (zh) * | 2023-06-27 | 2023-08-22 | 宜春市江南玖源新材料有限公司 | 一种含锂尾渣二次利用原料输送设备 |
CN116620862B (zh) * | 2023-06-27 | 2024-04-19 | 宜春市江南玖源新材料有限公司 | 一种含锂尾渣二次利用原料输送设备 |
Also Published As
Publication number | Publication date |
---|---|
DE60216826D1 (de) | 2007-01-25 |
AU2002334319A1 (en) | 2004-04-19 |
EP1549578A1 (fr) | 2005-07-06 |
DE60216826T2 (de) | 2007-06-28 |
EP1549578B1 (fr) | 2006-12-13 |
US20060062639A1 (en) | 2006-03-23 |
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