The thin panel conveyance unit used for piling up and conveying a plurality of rectangular thin panels includes: resin cushion spacers inserted between the rectangular thin panels, each resin cushion spacer having a load-receiving upper surface for receiving load of the rectangular thin panel dispos
The thin panel conveyance unit used for piling up and conveying a plurality of rectangular thin panels includes: resin cushion spacers inserted between the rectangular thin panels, each resin cushion spacer having a load-receiving upper surface for receiving load of the rectangular thin panel disposed above and a placement lower surface placed on an upper surface of the rectangular thin panel disposed below, and having an end part provided with a positioning body for the resin cushion spacer; a pallet having an upper surface configured to allow the rectangular thin panels to be piled up thereon; and a protection sleeve surrounding the piled rectangular thin pallets. The upper surface of the pallet is provided with a peripheral groove in which the protection sleeve can be fitted.
대표청구항▼
1. A thin panel conveyance unit used for piling up and conveying a plurality of rectangular thin panels, comprising: resin cushion spacers inserted between the rectangular thin panels, each resin cushion spacer having a load-receiving upper surface configured to receive load of the rectangular thin
1. A thin panel conveyance unit used for piling up and conveying a plurality of rectangular thin panels, comprising: resin cushion spacers inserted between the rectangular thin panels, each resin cushion spacer having a load-receiving upper surface configured to receive load of the rectangular thin panel disposed above and a placement lower surface configured to be placed on an upper surface of the rectangular thin panel disposed below, and having an end part provided with a positioning body for the resin cushion spacer;a pallet having an upper surface configured to allow the rectangular thin panels to be piled up thereon;a protection sleeve configured to surround the piled rectangular thin panel; andat least two resin cushion spacers configured to be inserted between the rectangular thin panels, wherein:the upper surface of the pallet is provided with a peripheral groove in which the protection sleeve is fitted;each resin cushion spacer has a long narrow shape and is longer than one side of the rectangular thin panel; andthe upper surface of the pallet is provided with the peripheral groove in which the protection sleeve can be fitted so that an inner surface of the protection sleeve abuts on an end surface of the positioning body. 2. The thin panel conveyance unit according to claim 1, wherein: each end part is provided with the positioning body for the resin cushion spacer;the load-receiving upper surface and the placement lower surface are provided between the positioning bodies;a predetermined clearance is provided between an upper surface of the positioning body of the lower resin cushion spacer and a lower surface of the positioning body of the upper resin cushion spacer in the resin cushion spacers vertically adjacent to each other via the rectangular thin panel; andthe at least two resin cushion spacers are positioned on the upper surface of the rectangular thin panel at predetermined, intervals in a direction of the other side in a manner that the positioning body protrudes outward in approximately parallel to one side of the rectangular thin panel from the opposite other sides. 3. A thin panel conveyance unit used for piling up and conveying a plurality of rectangular thin panels, comprising: resin cushion spacers inserted between the rectangular thin panels, each resin cushion spacer having a load-receiving upper surface configured to receive load of the rectangular thin panel disposed above and a placement lower surface configured to be placed on an upper surface of the rectangular thin panel disposed below, and having an end an provided with a positioning body for the resin cushion spacer;a pallet having an upper surface configured to allow the rectangular thin panels to be piled up thereon; anda protection sleeve configured to surround the piled rectangular thin panel, wherein:the upper surface of the pallet is provided with a peripheral groove in which the protection sleeve can be fitted;the resin cushion spacer has a long narrow shape and is longer than a short side of the rectangular thin panel; andthe positioning bodies of the resin cushion spacers vertically adjacent to each other via the rectangular thin panel have a portion where mutual engagement is possible and a predetermined clearance is provided between an upper surface of the positioning body of the lower resin cushion spacer and a lower surface of the positioning body of the upper resin cushion spacer. 4. The thin panel conveyance unit according to claim 3, wherein: each end part is provided with the positioning body for the resin cushion spacer; andthe load-receiving upper surface and the placement lower surface are provided between the positioning bodies. 5. The thin panel conveyance unit according to claim 3, wherein the upper surface of the pallet is provided with the peripheral groove in which the protection sleeve can be fitted so that an inner surface of the protection sleeve abuts on an end surface of the positioning body. 6. The thin panel conveyance unit according to claim 2, wherein: an end part of the load-receiving upper surface is provided with a stepped part that can be abutted on a side surface of the rectangular thin panel to restrict movement in a short-side direction of the rectangular thin panel;the upper surface of the positioning body is provided outside the stepped part; andthe lower surface is provided with a recess recessed upward from the placement lower surface. 7. The thin panel conveyance unit according to claim 1, wherein: an end part of the load-receiving upper surface is provided with a stepped part that can be abutted on a side surface of the rectangular thin panel to restrict movement in a short-side direction of the rectangular thin panel;the upper surface of the positioning body is provided outside the stepped part; andthe upper surface is provided with a recess recessed downward from the load-receiving upper surface. 8. The thin panel conveyance unit according to claim 1, wherein: the portion where mutual engagement is possible includes a protrusion protruding from the upper surface or the lower surface of the positioning body and a recess recessed from the lower surface or the upper surface of the positioning body, the protrusion and the recess being able to engage with each other to restrict movement in a long-side direction of the rectangular thin panel; andheight of the protrusion and/or the recess is adjusted so that a predetermined clearance is provided, between a top of the protrusion and a bottom of the recess at the engagement. 9. The thin panel conveyance unit according to claim 1, wherein: the portions that can engage with each other include a first protrusion protruding from the upper surface or the lower surface of the positioning body and a second protrusion protruding from the upper surface or the lower surface, a peripheral side surface of the second protrusion being able to abut on a peripheral side surface of the first protrusion to restrict movement in a long-side direction of the rectangular thin panel; andheights of the first protrusion and the second protrusion are adjusted so that a predetermined clearance is provided in the resin cushion spacers vertically adjacent to each other via the rectangular thin panel, between a top of the first protrusion protruding from the upper surface of the lower resin cushion spacer or the lower surface of the lower resin cushion spacer and the lower surface of the upper resin cushion spacer or the upper surface of the lower resin cushion spacer and between a top of the second protrusion protruding from the lower surface of the upper resin cushion spacer or the upper surface of the lower resin cushion spacer and the upper surface of the lower resin cushion spacer or the lower surface of the upper resin cushion spacer. 10. The rectangular thin panel conveyance unit according to claim 1, wherein the cushion spacer is made of foamed resin by solid integral molding and has an expansion ratio of such a degree that a desired cushioning function is exerted on the rectangular thin panel. 11. The rectangular thin panel conveyance unit according to claim 1, wherein: the cushion spacer includes a pair of thermoplastic resin plates;peripheral parts of the pair of thermoplastic resin plates are attached to each other to form a side peripheral surface with a sealed hollow portion therein;each of the pair of thermoplastic resin plates has a plurality of dents in an outer surface, where the dents taper down inwardly to project on an inner surface side;the dents have butt planar portions at the narrowest portion;the pair of thermoplastic resin plates is welded to each other in a manner that the planar portions of the corresponding dents are disposed hack to back, thereby forming an annular rib extending between the both plates; andthe number of, and/or thickness of the annular ribs is determined to such a degree that a desired cushioning, function is exerted on the rectangular thin panel. 12. The rectangular thin panel conveyance unit according to claim 2, wherein the rectangular thin panel is a solar panel and the predetermined clearance is 5 mm or less. 13. The rectangular thin panel conveyance unit according to claim 1, wherein at least two cushion spacers are disposed line-symmetrically with respect to a line-symmetric axis that is parallel to a short-side direction of the rectangular thin panel. 14. The thin panel conveyance unit according to claim 3, wherein: an end part of the load-receiving upper surface is provided with a stepped part that can be abutted on a side surface of the rectangular thin panel to restrict movement in a short-side direction of the rectangular thin panel;the upper surface of the positioning body is provided outside the stepped part; andthe lower surface is provided with a recess recessed upward from the placement lower surface. 15. The thin panel conveyance unit according to claim 3, wherein: an end part of the load-receiving upper surface is provided with a stepped part that can be abutted on a side surface of the rectangular thin panel to restrict movement in a short-side direction of the rectangular thin panel;the upper surface of the positioning body is provided outside the stepped part; andthe upper surface is provided with a recess recessed downward from the load-receiving upper surface. 16. The thin panel conveyance unit according to claim 3, wherein: the portion where mutual engagement is possible includes a protrusion protruding from the upper surface or the lower surface of the positioning, body and a recess recessed from the lower surface or the upper surface of the positioning body, the protrusion and the recess being, able to engage with each other to restrict movement in a long-side direction of the rectangular thin panel; andheight of the protrusion and/or the recess is adjusted so that a predetermined clearance is provided between a top of the protrusion and a bottom of the recess at the engagement. 17. The thin panel conveyance unit according to claim 3, wherein: the portions that can engage with each other include a first protrusion protruding front the upper surface or the lower surface of the positioning body and a second protrusion protruding from the upper surface or the lower surface, a peripheral side surface of the second protrusion being able to abut on a peripheral side surface of the first protrusion to restrict movement in a long-side direction of the rectangular thin panel; andheights of the first protrusion and the second protrusion are adjusted so that a predetermined clearance is provided in the resin cushion spacers vertically adjacent to each other via the rectangular thin panel, between a top of the first protrusion protruding from the upper surface of the lower resin cushion spacer or the lower surface of the lower resin cushion spacer and the lower surface of the upper resin cushion spacer or the upper surface of the lower resin cushion spacer and between a top of the second protrusion protruding from the lower surface of the upper resin cushion spacer or the upper surface of the lower resin cushion spacer and the upper surface of the lower resin cushion spacer or the lower surface of the upper resin cushion spacer. 18. The rectangular thin panel conveyance unit according to claim 3, wherein the cushion spacer is made of foamed resin by solid integral molding and has an expansion ratio of such a degree that a desired cushioning function is exerted on the rectangular thin panel. 19. The rectangular thin panel conveyance unit according to claim 3, wherein: the cushion spacer includes a pair of thermoplastic resin plates;peripheral parts of the pair of thermoplastic resin plates are attached to each other to form a side peripheral surface with a sealed hollow portion therein;each of the pair of thermoplastic resin plates has a plurality of dents in an outer surface, where the dents taper down inwardly to project on an inner surface side;the dents have butt planar portions at the narrowest portion;the pair of thermoplastic resin plates is welded to each other in a manner that the planar portions of the corresponding dents are disposed back to back, thereby forming an annular rib extending between the both plates; andthe number of, and/or thickness of the annular ribs is determined, to such a degree that a desired cushioning function is exerted on the rectangular thin panel.
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이 특허에 인용된 특허 (4)
Allegretti, C. John; Raso, Anthony M.; Just, Lyndon, Bulk material shipping container.
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