EP4493494A1 - A beam for a chain conveyor - Google Patents

A beam for a chain conveyor

Info

Publication number
EP4493494A1
EP4493494A1 EP23710492.2A EP23710492A EP4493494A1 EP 4493494 A1 EP4493494 A1 EP 4493494A1 EP 23710492 A EP23710492 A EP 23710492A EP 4493494 A1 EP4493494 A1 EP 4493494A1
Authority
EP
European Patent Office
Prior art keywords
section
side section
middle section
chain conveyor
length
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
Application number
EP23710492.2A
Other languages
German (de)
French (fr)
Inventor
Tobias LÖÖF
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valmet Technologies Oy
Valmet AB
Original Assignee
Valmet Oy
Valmet AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Valmet Oy, Valmet AB filed Critical Valmet Oy
Publication of EP4493494A1 publication Critical patent/EP4493494A1/en
Pending legal-status Critical Current

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
    • B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
    • B65G21/02—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements
    • 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
    • B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
    • B65G21/20—Means incorporated in, or attached to, framework or housings for guiding load-carriers, traction elements or loads supported on moving surfaces
    • B65G21/22—Rails or the like engaging sliding elements or rollers attached to load-carriers or traction elements
    • 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
    • B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/06—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
    • 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
    • B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/06—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
    • B65G17/067—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms the load carrying surface being formed by plates or platforms attached to more than one traction element
    • 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
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B65G23/02—Belt- or chain-engaging elements
    • B65G23/14—Endless driving elements extending parallel to belt or chain
    • 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
    • B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
    • B65G21/02—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements
    • B65G21/06—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements constructed to facilitate rapid assembly or dismantling

Definitions

  • the present invention relates to a beam for a chain conveyor and to a chain conveyor.
  • the beams of prior art chain conveyors are for example closed rectangular beams or beams in the shape of a C.
  • An object of the present invention is to provide an improved beam for a chain conveyor.
  • a further object of the present invention is to provide a more flexible chain conveyor.
  • a chain conveyor comprising at least two beams, wherein said beams each are supporting a running chain of the chain conveyor along a length of the chain conveyor, wherein each of said beams comprises: a middle section having a rectangular shape with a length, LI, and a width, Wl, said rectangular shape being defined by a first short side and an opposite second short side and a first long side and an opposite second long side; and a first and a second side section both extending along the length, LI, of the middle section, whereby the first side section is connected to the first long side of the middle section and the second side section is connected to the second long side of the middle section, wherein the first and the second side sections extend from the middle section in essentially opposite directions and substantially 90° in relation to the middle section and wherein at least the first side section comprises openings distributed over the length, L2, of the first side section and wherein the second side section is configured for supporting the chain of the chain conveyor.
  • a beam to be used in a chain conveyor comprising: a middle section having a rectangular shape with a length, LI, and a width, Wl, said rectangular shape being defined by a first short side and an opposite second short side and a first long side and an opposite second long side; and a first and a second side section both extending along the length, LI, of the middle section, whereby the first side section is connected to the first long side of the middle section and the second side section is connected to the second long side of the middle section, wherein the first and the second side sections extend from the middle section in essentially opposite directions and substantially 90° in relation to the middle section and wherein at least the first side section (9) comprises openings (15) distributed over the length (L2) of the first side section (9) and wherein the second side section (11) is configured for supporting the chain (33) of the chain conveyor (31).
  • a beam for a chain conveyor where a first and a second side section are extending in opposite directions and 90° from the middle section whereby the first side section can be used for attaching accessories such as legs of the chain conveyor and the second side section can be used as support for the running chain of the chain conveyor.
  • the chain is provided on one side of the middle section of the beam and the legs or other accessories can be attached at the other side of the middle section.
  • the chain can be separated from other parts of the chain conveyor which may be advantageous for maintenance and handling of the chain conveyor.
  • a height or width, Wl, of the beam can be kept smaller than if the chain and legs where to be provided on the same side of the beam as for example is the case when a C-formed beam is used.
  • the beam according to the invention can be provided passing through a driving module which may be problematic with other designs of beams.
  • the chain is more easily accessed whereby maintenance of the chain is facilitated.
  • a modular system is achieved. More than one beams according to the invention can conveniently be combined whereby any size of chain conveyor easily can be set up by the user.
  • the first side section of the beam can be easily accessed for attaching of legs and other accessories when more than one beam are to be connected in a modular system.
  • a user of the chain conveyor can conveniently set up a chain conveyor of any wanted size at his own site where the chain conveyor is to be used by combining beams according to the invention. This is more difficult in prior art designs of beams, such as closed rectangular beams or C-shaped beams.
  • a modular chain conveyor is provided according to the invention.
  • the first and the second side sections each has a rectangular shape with a length, L2, L3, and a width, W2, W3, wherein the first side section has two opposite first side section short sides and two opposite first side section long sides and the second side section has two opposite second side section short sides and two opposite second side section long sides, whereby said first side section is connected to the middle section along one of its first side section long sides and the second side section is connected to the middle section along one of its second side section long sides.
  • At least the first side section comprises openings distributed over the length, L2, of the first side section.
  • accessories to the chain conveyor such as legs, can easily be attached to the first side section.
  • the second side section is configured for supporting the chain of the chain conveyor.
  • the chain will be provided on an opposite side of the middle part of the beam compared to the where for example legs of the chain conveyor are attached to the first side section.
  • the first side section is configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars.
  • the middle section comprises openings distributed over the length, LI, and/or the width, Wl, of the middle section, said openings being configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars.
  • said beam comprises a first and a second outer side section which are extending along the length of the middle section, whereby the first outer side section is connected to the first side section and the second outer side section is connected to the second side section, wherein the first and second outer side sections extend from the one of the first or second side section to which it is connected in essentially opposite directions, and essentially in a plane parallel to a plane of the middle section.
  • first outer side section is connected to the first side section along the one of the first side section long sides which is not connected to the middle section and the second outer side section is connected to the second side section along the one of the second side section long sides which is not connected to the middle section.
  • the chain conveyor is modular and may comprise any number of beams as defined above connected in their length direction.
  • any size of chain conveyor can easily be built whereby a flexible chain conveyor system is achieved.
  • Figure la is a perspective view of a beam according to one embodiment of the invention.
  • Figure lb is a side view of the beam as shown in Figure la.
  • Figure lc is a side view of a beam according to another embodiment of the invention.
  • Figure 2 is a perspective view of a chain conveyor according to one embodiment of the invention.
  • Figure la is a perspective view of a beam 1 according to one embodiment of the invention.
  • Figure lb is a side view of the beam 1 as shown in Figure la.
  • Figure lc is a side view of a beam 1' according to another embodiment of the invention. These two embodiments are similar and are described together using the same reference numbers.
  • a chain conveyor 31 comprising one or more beams 1; 1', suitably at least two beams 1; 1', according to the invention is also provided according to the invention.
  • One chain 33 is supported by each beam 1; 1' in the chain conveyor 31.
  • the beam 1; 1' is configured for being used in a chain conveyor 31.
  • the beam 1; 1' is configured for supporting a running chain 33 of the chain conveyor 31 along a length of the chain conveyor.
  • the beam 1; 1' comprises a middle section 3 which has a rectangular shape with a length, LI, and a width, Wl.
  • the middle section 3 has a first short side 3a and an opposite second short side 3b and a first long side 3c and an opposite second long side 3d which together are defining the rectangular shape of the middle section 3.
  • the beam 1; 1' comprises furthermore a first and a second side section 9, 11 both extending along the length, LI, of the middle section 3, whereby the first side section 9 is connected to the first long side 3c of the middle section 3 and the second side section 11 is connected to the second long side 3d of the middle section.
  • the first and the second side sections 9, 11 are connected one to each of the two long sides 3c, 3d of the middle section 3.
  • the first and the second side sections 9, 11 extend from the middle section 3 in essentially opposite directions and substantially 90° in relation to the middle section 3.
  • the first and second side sections 9, 11 are extending from the middle section 3 in essentially opposite directions which would mean that a difference in the direction of extension between the first and second side sections 9, 11 is essentially 180°.
  • first and second side sections 9,11 extending substantially 90° in relation to the middle section 3 should cover smaller deviations from 90°, such as for example 85°-95°.
  • the first and the second side sections 9, 11 each has a rectangular shape with a length L2, L3 and a width W2, W3 wherein the first side section 9 has two opposite first side section short sides 9a, 9b and two opposite first side section long sides 9c, 9d which are defining the rectangular shape of the first side section 9 and the second side section 11 has two opposite second side section short sides 11a, lib and two opposite second side section long sides 11c, lid which are defining the rectangular shape of the second side section 11.
  • the first side section 9 is connected to the middle section 3 along one of its first side section long sides 9c and the second side section 11 is connected to the middle section 3 along one of its second side section long sides 11c.
  • the first side section 9 is connected to the first long side 3c of the middle part 3 and the second side section 11 is connected to the second long side 3d of the middle part 3.
  • the first long side 3c of the middle section 3 is connected along its length to one of the first side section long sides 9c of the first side section 9
  • the second long side 3d of the middle section 3 is connected along its length to one of the second side section long sides 11c of the second side section 11.
  • the lengths L2, L3 of the first and second side sections 9, 11 can in some embodiments of the invention (as shown in Figure la) be the same as the length LI of the middle section 3.
  • the lengths LI, L2 and L3 of the middle section 3 and the first and second side sections 9, 11 need not be the same.
  • the lengths LI, L2, L3 can be varied according to customer requirements.
  • the width W1 of the middle section can in some embodiments be larger than the widths W2, W3 of the first and second side sections 9, 11. In some examples the width W1 of the middle section 3 is more than 1,5 or more than 2 times larger than the width, W2, W3, of the first and/or the second side sections 9, 11.
  • At least the first side section 9 comprises openings 15 distributed over the length L2 and possibly also over the width W2 of the first side section 9.
  • the middle section 3 may also comprise openings 16 distributed over the length LI and/or the width W1 of the middle section 3.
  • the first side section 9 is configured for supporting for example legs and accessories of the chain conveyor 31.
  • Herbey the openings 15 are sized and distributed over the area of the first side section 9 such that legs and other accessories easily can be attached to the first side section 9.
  • the openings 16 of the middle section 3 may also be used for connection of accessories to the beam 1; 1', such as for example connection of chain turnplates, stabilizing bars and a driving module.
  • the openings 16 are hereby sized and distributed over an area of the middle section 3 such that these accessories can be conveniently connected to the beam 1; r.
  • the second side section 11 is configured for supporting the chain 33 of the chain conveyor 31.
  • the width W3 of the second side section 11 is hereby suitably at least of the same size as a width of the chain 33.
  • the chain 33 of a chain conveyor 31 as described in the present invention can have a width of for example 1-4 cm and therefore the width W3 of the second side section 11 can in some embodiments of the invention be between 1-10 cm.
  • the width W2 of the first side section 9 can in some embodiments be the same as the width W3 of the second side section 11. However, the widths W2, W3 can also differ.
  • the beam 1 further comprises a first and a second outer side section 19, 21 which are extending along the length LI of the middle section 3.
  • FIG. la and lb Such an embodiment is shown in Figure la and lb.
  • Figure lc an embodiment without outer side sections 19, 21 is shown.
  • the outer side sections 19, 21 are not necessary for the invention but are merely provided as a protection for connected accessories and the chain of the chain conveyor.
  • the first outer side section 19 is connected to the first side section 9 and the second outer side section 21 is connected to the second side section 11, wherein the first and second outer side sections 19, 21 extend from the one of the first or second side section 9, 11 to which it is connected in essentially opposite directions and essentially in a plane parallel to a plane of the middle section 3, whereby the outer side sections 19, 21 are folded in a direction such that they are overlapping a part of the middle section 3.
  • the first and second outer side sections 19, 21 can for example have the same length as the first and second side sections 9, 11 and a rectangular shape.
  • a width of the first and second outer side sections 19, 21 may be the same or smaller than the width W2, W3 of the first and second side sections 9, 11.
  • the first outer side section 19 is connected to the first side section 9 along the one of the first side section long sides 9d which is not connected to the middle section 3 and the second outer side section 21 is connected to the second side section 11 along the one of the second side section long sides lid which is not connected to the middle section 3.
  • a chain conveyor 31 according to the invention is shown.
  • the chain conveyor 31 comprises suitably at least two beams 1; 1' as described above and shown in Figures la-lc (the beam 1 as shown in Figures la and lb is shown in Figure 2 but it could as well be the beam 1' as shown in Figure lc).
  • the beams 1; 1' are each supporting a running chain 33 of the chain conveyor 31.
  • the chain conveyor 31 comprises at least two chains 33 provided in parallel along a length of the chain conveyor and each chain 33 is supported by different beams 1; 1'.
  • the chain conveyor 31 comprises at least two beams 1; 1' which are provided in parallel along the length of the chain conveyor supporting the at least two chains 33 of the chain conveyor.
  • the chain conveyor 31 may comprise for example one or more of legs 35, accessories, driving module 41, chain turnplates 37 and stabilizing bars 39 which may be connected to the openings 15 of the first side section 9 and/or to openings 16 in the middle section 3.
  • the chain conveyor 31 comprises legs 35 which are connected to the openings 15 of the first side section 9.
  • Chain turnplates 37 are shown in Figure 2 connected to the openings 16 in the middle section 3.
  • Stabilizing bars 39, a driving unit 41 and chain guides 42 are also shown connected to openings 16 in the middle section 3.
  • the beams 1; 1' according to the invention can conveniently be combined in their length direction in order to provide a modular system.
  • any size of a chain conveyor can be provided by combining any wanted number of beams 1; 1' after each other in their length direction.
  • This combination is easily performed thanks to the easy access to the first side section 9 of the beams 1; 1' where legs and other accessories can be attached.
  • beams 1; 1' can be produced in predefined sizes and the customer can combine them according to his own needs. Herbey there is less need for customer specific adaptations of the beams as may be the case with previous beam designs.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chain Conveyers (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Framework For Endless Conveyors (AREA)

Abstract

A beam for a chain conveyor and a chain conveyor, said beam being configured for supporting a running chain of the chain conveyor along a length of the chain conveyor, wherein said beam comprises: - a middle section having a rectangular shape with a length, L1, and a width, W1, said rectangular shape being defined by a first short side and an opposite second short side and a first long side and an opposite second long side; and - a first and a second side section both extending along the length, L1, of the middle section, whereby the first side section is connected to the first long side of the middle section and the second side section is connected to the second long side of the middle section, wherein the first and the second side sections extend from the middle section in essentially opposite directions and substantially 90˚ in relation to the middle section.

Description

A beam for a chain conveyor
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a beam for a chain conveyor and to a chain conveyor.
BACKGROUND
In chain conveyors for transportation of goods two or more chains are running over two or more beams. The beams of prior art chain conveyors are for example closed rectangular beams or beams in the shape of a C.
SUMMARY
An object of the present invention is to provide an improved beam for a chain conveyor.
A further object of the present invention is to provide a more flexible chain conveyor.
This is achieved by a beam and a chain conveyor according to the independent claims.
According to one aspect of the invention a chain conveyor comprising at least two beams, wherein said beams each are supporting a running chain of the chain conveyor along a length of the chain conveyor, wherein each of said beams comprises: a middle section having a rectangular shape with a length, LI, and a width, Wl, said rectangular shape being defined by a first short side and an opposite second short side and a first long side and an opposite second long side; and a first and a second side section both extending along the length, LI, of the middle section, whereby the first side section is connected to the first long side of the middle section and the second side section is connected to the second long side of the middle section, wherein the first and the second side sections extend from the middle section in essentially opposite directions and substantially 90° in relation to the middle section and wherein at least the first side section comprises openings distributed over the length, L2, of the first side section and wherein the second side section is configured for supporting the chain of the chain conveyor.
According to another aspect of the invention a beam to be used in a chain conveyor according to the invention is provided, said beam being configured for supporting a running chain of the chain conveyor along a length of the chain conveyor, wherein said beam comprises: a middle section having a rectangular shape with a length, LI, and a width, Wl, said rectangular shape being defined by a first short side and an opposite second short side and a first long side and an opposite second long side; and a first and a second side section both extending along the length, LI, of the middle section, whereby the first side section is connected to the first long side of the middle section and the second side section is connected to the second long side of the middle section, wherein the first and the second side sections extend from the middle section in essentially opposite directions and substantially 90° in relation to the middle section and wherein at least the first side section (9) comprises openings (15) distributed over the length (L2) of the first side section (9) and wherein the second side section (11) is configured for supporting the chain (33) of the chain conveyor (31).
Hereby a beam for a chain conveyor is provided where a first and a second side section are extending in opposite directions and 90° from the middle section whereby the first side section can be used for attaching accessories such as legs of the chain conveyor and the second side section can be used as support for the running chain of the chain conveyor. Hereby the chain is provided on one side of the middle section of the beam and the legs or other accessories can be attached at the other side of the middle section. Hereby the chain can be separated from other parts of the chain conveyor which may be advantageous for maintenance and handling of the chain conveyor. Hereby a height or width, Wl, of the beam can be kept smaller than if the chain and legs where to be provided on the same side of the beam as for example is the case when a C-formed beam is used. Furthermore, the beam according to the invention can be provided passing through a driving module which may be problematic with other designs of beams. Furthermore, according to the beam design of the invention the chain is more easily accessed whereby maintenance of the chain is facilitated. Furthermore, with one or more beams according to the invention a modular system is achieved. More than one beams according to the invention can conveniently be combined whereby any size of chain conveyor easily can be set up by the user. The first side section of the beam can be easily accessed for attaching of legs and other accessories when more than one beam are to be connected in a modular system. Hereby a user of the chain conveyor can conveniently set up a chain conveyor of any wanted size at his own site where the chain conveyor is to be used by combining beams according to the invention. This is more difficult in prior art designs of beams, such as closed rectangular beams or C-shaped beams. Hereby a modular chain conveyor is provided according to the invention.
In one embodiment of the invention the first and the second side sections each has a rectangular shape with a length, L2, L3, and a width, W2, W3, wherein the first side section has two opposite first side section short sides and two opposite first side section long sides and the second side section has two opposite second side section short sides and two opposite second side section long sides, whereby said first side section is connected to the middle section along one of its first side section long sides and the second side section is connected to the middle section along one of its second side section long sides.
At least the first side section comprises openings distributed over the length, L2, of the first side section. Hereby accessories to the chain conveyor, such as legs, can easily be attached to the first side section.
The second side section is configured for supporting the chain of the chain conveyor. Hereby the chain will be provided on an opposite side of the middle part of the beam compared to the where for example legs of the chain conveyor are attached to the first side section.
In one embodiment of the invention the first side section is configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars.
In one embodiment of the invention the middle section comprises openings distributed over the length, LI, and/or the width, Wl, of the middle section, said openings being configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars. In one embodiment of the invention said beam comprises a first and a second outer side section which are extending along the length of the middle section, whereby the first outer side section is connected to the first side section and the second outer side section is connected to the second side section, wherein the first and second outer side sections extend from the one of the first or second side section to which it is connected in essentially opposite directions, and essentially in a plane parallel to a plane of the middle section.
In one embodiment of the invention the first outer side section is connected to the first side section along the one of the first side section long sides which is not connected to the middle section and the second outer side section is connected to the second side section along the one of the second side section long sides which is not connected to the middle section.
In one embodiment of the invention the chain conveyor is modular and may comprise any number of beams as defined above connected in their length direction. Hereby any size of chain conveyor can easily be built whereby a flexible chain conveyor system is achieved.
BRIEF DESCRIPTION OF DRAWINGS
Figure la is a perspective view of a beam according to one embodiment of the invention.
Figure lb is a side view of the beam as shown in Figure la.
Figure lc is a side view of a beam according to another embodiment of the invention.
Figure 2 is a perspective view of a chain conveyor according to one embodiment of the invention.
DETAILED DESCRIPTION OF EMBODIMENTS
Figure la is a perspective view of a beam 1 according to one embodiment of the invention. Figure lb is a side view of the beam 1 as shown in Figure la. Figure lc is a side view of a beam 1' according to another embodiment of the invention. These two embodiments are similar and are described together using the same reference numbers. In Figure 2 it is shown how the beam 1 as shown in Figure la is used in a chain conveyor 31. A chain conveyor 31 comprising one or more beams 1; 1', suitably at least two beams 1; 1', according to the invention is also provided according to the invention. One chain 33 is supported by each beam 1; 1' in the chain conveyor 31.
The beam 1; 1' according to the invention is configured for being used in a chain conveyor 31. The beam 1; 1' is configured for supporting a running chain 33 of the chain conveyor 31 along a length of the chain conveyor. The beam 1; 1' comprises a middle section 3 which has a rectangular shape with a length, LI, and a width, Wl. The middle section 3 has a first short side 3a and an opposite second short side 3b and a first long side 3c and an opposite second long side 3d which together are defining the rectangular shape of the middle section 3. The beam 1; 1' comprises furthermore a first and a second side section 9, 11 both extending along the length, LI, of the middle section 3, whereby the first side section 9 is connected to the first long side 3c of the middle section 3 and the second side section 11 is connected to the second long side 3d of the middle section. Hereby the first and the second side sections 9, 11 are connected one to each of the two long sides 3c, 3d of the middle section 3. The first and the second side sections 9, 11 extend from the middle section 3 in essentially opposite directions and substantially 90° in relation to the middle section 3. The first and second side sections 9, 11 are extending from the middle section 3 in essentially opposite directions which would mean that a difference in the direction of extension between the first and second side sections 9, 11 is essentially 180°. Smaller deviations from 180° should also be covered by this invention, such as 175-185°. Furthermore, the first and second side sections 9,11 extending substantially 90° in relation to the middle section 3 should cover smaller deviations from 90°, such as for example 85°-95°.
The first and the second side sections 9, 11 each has a rectangular shape with a length L2, L3 and a width W2, W3 wherein the first side section 9 has two opposite first side section short sides 9a, 9b and two opposite first side section long sides 9c, 9d which are defining the rectangular shape of the first side section 9 and the second side section 11 has two opposite second side section short sides 11a, lib and two opposite second side section long sides 11c, lid which are defining the rectangular shape of the second side section 11. The first side section 9 is connected to the middle section 3 along one of its first side section long sides 9c and the second side section 11 is connected to the middle section 3 along one of its second side section long sides 11c. The first side section 9 is connected to the first long side 3c of the middle part 3 and the second side section 11 is connected to the second long side 3d of the middle part 3. Hereby the first long side 3c of the middle section 3 is connected along its length to one of the first side section long sides 9c of the first side section 9 and the second long side 3d of the middle section 3 is connected along its length to one of the second side section long sides 11c of the second side section 11. The lengths L2, L3 of the first and second side sections 9, 11 can in some embodiments of the invention (as shown in Figure la) be the same as the length LI of the middle section 3. However, in another embodiment the lengths LI, L2 and L3 of the middle section 3 and the first and second side sections 9, 11 need not be the same. The lengths LI, L2, L3 can be varied according to customer requirements. The width W1 of the middle section can in some embodiments be larger than the widths W2, W3 of the first and second side sections 9, 11. In some examples the width W1 of the middle section 3 is more than 1,5 or more than 2 times larger than the width, W2, W3, of the first and/or the second side sections 9, 11.
At least the first side section 9 comprises openings 15 distributed over the length L2 and possibly also over the width W2 of the first side section 9. The middle section 3 may also comprise openings 16 distributed over the length LI and/or the width W1 of the middle section 3. The first side section 9 is configured for supporting for example legs and accessories of the chain conveyor 31. Herbey the openings 15 are sized and distributed over the area of the first side section 9 such that legs and other accessories easily can be attached to the first side section 9. The openings 16 of the middle section 3 may also be used for connection of accessories to the beam 1; 1', such as for example connection of chain turnplates, stabilizing bars and a driving module. The openings 16 are hereby sized and distributed over an area of the middle section 3 such that these accessories can be conveniently connected to the beam 1; r.
The second side section 11 is configured for supporting the chain 33 of the chain conveyor 31. The width W3 of the second side section 11 is hereby suitably at least of the same size as a width of the chain 33. The chain 33 of a chain conveyor 31 as described in the present invention can have a width of for example 1-4 cm and therefore the width W3 of the second side section 11 can in some embodiments of the invention be between 1-10 cm. The width W2 of the first side section 9 can in some embodiments be the same as the width W3 of the second side section 11. However, the widths W2, W3 can also differ. In some embodiments of the invention, but not necessarily, the beam 1 further comprises a first and a second outer side section 19, 21 which are extending along the length LI of the middle section 3. Such an embodiment is shown in Figure la and lb. In Figure lc an embodiment without outer side sections 19, 21 is shown. The outer side sections 19, 21 are not necessary for the invention but are merely provided as a protection for connected accessories and the chain of the chain conveyor. The first outer side section 19 is connected to the first side section 9 and the second outer side section 21 is connected to the second side section 11, wherein the first and second outer side sections 19, 21 extend from the one of the first or second side section 9, 11 to which it is connected in essentially opposite directions and essentially in a plane parallel to a plane of the middle section 3, whereby the outer side sections 19, 21 are folded in a direction such that they are overlapping a part of the middle section 3. The first and second outer side sections 19, 21 can for example have the same length as the first and second side sections 9, 11 and a rectangular shape. A width of the first and second outer side sections 19, 21 may be the same or smaller than the width W2, W3 of the first and second side sections 9, 11.
The first outer side section 19 is connected to the first side section 9 along the one of the first side section long sides 9d which is not connected to the middle section 3 and the second outer side section 21 is connected to the second side section 11 along the one of the second side section long sides lid which is not connected to the middle section 3.
In Figure 2 a chain conveyor 31 according to the invention is shown. The chain conveyor 31 comprises suitably at least two beams 1; 1' as described above and shown in Figures la-lc (the beam 1 as shown in Figures la and lb is shown in Figure 2 but it could as well be the beam 1' as shown in Figure lc). The beams 1; 1' are each supporting a running chain 33 of the chain conveyor 31. The chain conveyor 31 comprises at least two chains 33 provided in parallel along a length of the chain conveyor and each chain 33 is supported by different beams 1; 1'. Hereby the chain conveyor 31 comprises at least two beams 1; 1' which are provided in parallel along the length of the chain conveyor supporting the at least two chains 33 of the chain conveyor. Two or more beams 1; 1' can also be connected in their length direction in order to provide a longer chain conveyor. The chain conveyor 31 may comprise for example one or more of legs 35, accessories, driving module 41, chain turnplates 37 and stabilizing bars 39 which may be connected to the openings 15 of the first side section 9 and/or to openings 16 in the middle section 3. In the embodiment shown in Figure 2 the chain conveyor 31 comprises legs 35 which are connected to the openings 15 of the first side section 9. Chain turnplates 37 are shown in Figure 2 connected to the openings 16 in the middle section 3. Stabilizing bars 39, a driving unit 41 and chain guides 42 are also shown connected to openings 16 in the middle section 3.
The beams 1; 1' according to the invention can conveniently be combined in their length direction in order to provide a modular system. Hereby any size of a chain conveyor can be provided by combining any wanted number of beams 1; 1' after each other in their length direction. This combination is easily performed thanks to the easy access to the first side section 9 of the beams 1; 1' where legs and other accessories can be attached. Hereby beams 1; 1' can be produced in predefined sizes and the customer can combine them according to his own needs. Herbey there is less need for customer specific adaptations of the beams as may be the case with previous beam designs.

Claims

1. A chain conveyor (31) comprising at least two beams (1; 1'), wherein said beams (1; 1') each are supporting a running chain (33) of the chain conveyor (31) along a length of the chain conveyor, wherein each of said beams (1; 1') comprises: a middle section (3) having a rectangular shape with a length (LI) and a width (Wl), said rectangular shape being defined by a first short side (3a) and an opposite second short side (3b) and a first long side (3c) and an opposite second long side (3d); and a first and a second side section (9, 11) both extending along the length (LI) of the middle section (3), whereby the first side section (9) is connected to the first long side (3c) of the middle section (3) and the second side section (11) is connected to the second long side (3d) of the middle section (3), wherein the first and the second side sections (9, 11) extend from the middle section (3) in essentially opposite directions and substantially 90° in relation to the middle section (3) and wherein at least the first side section (9) comprises openings (15) distributed overthe length (L2) of the first side section (9) and wherein the second side section (11) is configured for supporting the chain (33) of the chain conveyor (31).
2. Chain conveyor according to claim 1, wherein the first and the second side sections (9, 11) each has a rectangular shape with a length (L2, L3) and a width (W2, W3) wherein the first side section (9) has two opposite first side section short sides (9a, 9b) and two opposite first side section long sides (9c, 9d) and the second side section (11) has two opposite second side section short sides (11a, lib) and two opposite second side section long sides (11c, lid), whereby said first side section (9) is connected to the middle section (3) along one of its first side section long sides (9c) and the second side section (11) is connected to the middle section (3) along one of its second side section long sides (11c).
3. Chain conveyor according to any one of the preceding claims, wherein the first side section (9) is configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars.
4. Chain conveyor according to any one of the preceding claims, wherein the middle section (3) comprises openings (16) distributed over the length (LI) and/or the width (Wl) of the middle section (3), said openings (16) being configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars.
5. Chain conveyor according to any one of the preceding claims, wherein each of said beams (1) comprises a first and a second outer side section (19, 21) which are extending along the length (LI) of the middle section (3), whereby the first outer side section (19) is connected to the first side section (9) and the second outer side section (21) is connected to the second side section (11), wherein the first and second outer side sections (19, 21) extend from the one of the first or second side section (9, 11) to which it is connected in essentially opposite directions, and essentially in a plane parallel to a plane of the middle section (3).
6. Chain conveyor according to claims 5 and 2, wherein the first outer side section (19) is connected to the first side section (9) along the one of the first side section long sides (9d) which is not connected to the middle section (3) and the second outer side section (21) is connected to the second side section (11) along the one of the second side section long sides (lid) which is not connected to the middle section (3).
7. Chain conveyor according to any one of the preceding claims, wherein the chain conveyor comprises any number of beams (1; 1') connected in their length direction.
8. A beam (1; 1') to be used in a chain conveyor (31) according to any one of the claims 1-7, said beam (1; 1') being configured for supporting a running chain (33) of the chain conveyor (31) along a length of the chain conveyor, wherein said beam (1; 1') comprises: a middle section (3) having a rectangular shape with a length (LI) and a width (Wl), said rectangular shape being defined by a first short side (3a) and an opposite second short side (3b) and a first long side (3c) and an opposite second long side (3d); and a first and a second side section (9, 11) both extending along the length (LI) of the middle section (3), whereby the first side section (9) is connected to the first long side (3c) of the middle section (3) and the second side section (11) is connected to the second long side (3d) of the middle section (3), wherein the first and the second side sections (9, 11) extend from the middle section (3) in essentially opposite directions and substantially 90° in relation to the middle section (3) and wherein at least the first side section (9) comprises openings (15) distributed over the length (L2) of the first side section (9) and wherein the second side section (11) is configured for supporting the chain (33) of the chain conveyor (31). Beam according to claim 8, wherein the first and the second side sections (9, 11) each has a rectangular shape with a length (L2, L3) and a width (W2, W3) wherein the first side section (9) has two opposite first side section short sides (9a, 9b) and two opposite first side section long sides (9c, 9d) and the second side section (11) has two opposite second side section short sides (11a, lib) and two opposite second side section long sides (11c, lid), whereby said first side section (9) is connected to the middle section (3) along one of its first side section long sides (9c) and the second side section (11) is connected to the middle section (3) along one of its second side section long sides (11c). Beam according to claim 8 or 9, wherein the middle section (3) comprises openings (16) distributed over the length (LI) and/or the width (Wl) of the middle section (3), said openings (16) being configured for supporting one or more of: legs, accessories, driving module, chain turnplates and stabilizing bars. Beam according to any one of the claims 8-10, wherein each of said beams (1) comprises a first and a second outer side section (19, 21) which are extending along the length (LI) of the middle section (3), whereby the first outer side section (19) is connected to the first side section (9) and the second outer side section (21) is connected to the second side section (11), wherein the first and second outer side sections (19, 21) extend from the one of the first or second side section (9, 11) to which it is connected in essentially opposite directions, and essentially in a plane parallel to a plane of the middle section (3). Beam according to any one of the claims 8-11, wherein the first outer side section (19) is connected to the first side section (9) along the one of the first side section long sides (9d) which is not connected to the middle section (3) and the second outer side section (21) is connected to the second side section (11) along the one of the second side section long sides (lid) which is not connected to the middle section (3).
EP23710492.2A 2022-03-14 2023-03-01 A beam for a chain conveyor Pending EP4493494A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2250321A SE546898C2 (en) 2022-03-14 2022-03-14 A chain conveyor comprising at least two beams and a beam for such a chain conveyor
PCT/SE2023/050183 WO2023177338A1 (en) 2022-03-14 2023-03-01 A beam for a chain conveyor

Publications (1)

Publication Number Publication Date
EP4493494A1 true EP4493494A1 (en) 2025-01-22

Family

ID=85569659

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23710492.2A Pending EP4493494A1 (en) 2022-03-14 2023-03-01 A beam for a chain conveyor

Country Status (4)

Country Link
EP (1) EP4493494A1 (en)
CN (1) CN118891207A (en)
SE (1) SE546898C2 (en)
WO (1) WO2023177338A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1011953A (en) * 1963-02-08 1965-12-01 Bagshawe & Company Ltd Improved conveyor track
ITRE20010030U1 (en) * 2001-08-03 2003-02-03 Frigor Box S R L TOWING SYSTEM TYPICALLY FOR CONVEYOR BELTS AND CARPETS.
WO2005049457A2 (en) * 2003-11-18 2005-06-02 Intelligrated, Inc. Conveyor and support
DE202007009188U1 (en) * 2007-06-29 2007-10-11 Murtfeldt Kunststoffe Gmbh & Co. Kg Chain guide rail and system of chain guide rails
DE102010011499A1 (en) * 2010-03-16 2011-09-22 Eisenmann Ag guide profile
US20120018283A1 (en) * 2010-07-22 2012-01-26 Timothy Dallner Easy clean conveyor for food products
FR2990688B1 (en) * 2012-05-16 2015-07-31 Savoye LONGERON FOR CONVEYOR, AND ASSEMBLY COMPRISING SUCH A LONGERON AND A PLURALITY OF HOOKS CABIN HOLDER / FIXING HOOD

Also Published As

Publication number Publication date
SE2250321A1 (en) 2023-09-15
CN118891207A (en) 2024-11-01
SE546898C2 (en) 2025-03-04
WO2023177338A1 (en) 2023-09-21

Similar Documents

Publication Publication Date Title
NL193586C (en) A method of manufacturing a cabin unit for ships or the like.
CA2128005A1 (en) Protective structure for excavations
CA2243346A1 (en) Article tray
CZ282347B6 (en) Container
SK134495A3 (en) Transport container
EP4493494A1 (en) A beam for a chain conveyor
RU2406667C2 (en) 3d frame support structure to carry and/or storearticles and method of its fabrication
US5275289A (en) Frame container support and stackable container system using same
EP0668835B1 (en) Carton blank comprising keel elements
SE9604206D0 (en) Conveyor
KR101348628B1 (en) Structure for guide of container
SU1595713A1 (en) Arrangement for securing cargo in vehicle
JP4286976B2 (en) Band pallet
KR102768132B1 (en) Prefabricated packaging box with improved stacked structure
JP2720942B2 (en) Packing equipment
US3925949A (en) Structural member and method of making the same
CN210913628U (en) A transportation frame and transportation frame module for container
KR960004167Y1 (en) Prefab boxes
SU703383A1 (en) Device for securing load to vehicle
SU870343A1 (en) Bridge-type crane
AU2014100187B4 (en) A container and a divider panel therefor
SU1763319A2 (en) Demonstration packing
SU865715A1 (en) Long article storage
SU1722960A1 (en) Pallet
ES1019889U (en) A pallet, carton. (Machine-translation by Google Translate, not legally binding)

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20240920

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)