专利摘要:
A volumetrically efficient and robust roll container (100) is proposed, comprising: a first side wall (110), a second side wall (120), and a movable base connecting the first side wall (110) to the second side wall (120). The substructure is configured to guide the side walls between a mutually spaced position for a deployed condition of the rolling container and a mutually proximate position for a collapsed condition of the rolling container over an intermediate condition therebetween. The movable base has a folding mechanism (130) comprising two arms (131, 132) pivotally mounted by corner hinges (134, 135) on lateral ends of the side walls. The folding mechanism also has a center hinge (133) connecting the arms along a vertical axis of rotation. In order to protect the center hinge from external influences, the arms each have a portion in a region of the center hinge, which is reduced along the axis of rotation.
公开号:AT16399U1
申请号:TGM50198/2017U
申请日:2017-11-07
公开日:2019-08-15
发明作者:
申请人:Hartwall K Oy Ab;
IPC主号:
专利说明:

description
TECHNICAL FIELD The present invention relates to logistics equipment. In particular, the invention relates to pallets on wheels, i.e. Roll container. More specifically, the invention relates to a mobile container according to the preamble of claim 1.
BACKGROUND A variety of different roll containers are known for the transportation of objects. Roll containers usually comprise at least two vertically running side walls which are arranged on a rolling substructure. The distance between the side walls defines the width of the container. To minimize the outer dimensions of an empty roll container during the return, it is customary to design the base of the roll container in such a way that it can be folded up so that the side walls can be folded in adjacent to one another. A well-known type of foldable roll container is a so-called Z substructure container, the substructure taking the letter Z when viewed from above. The arms or struts of the substructure form the letter Z and are designed to be movable relative to one another, so that the side walls can be brought closer together for return. When folded, the walls are parallel but laterally offset, i.e. not aligned. This lack of alignment of the side walls serves to cross the castors of the substructure in order to minimize the width of the roll container. The space saving in connection with these mobile containers is therefore based on a reduced width, while the length of the container is increased somewhat by the size of the offset of the adjacent side walls. In other words, the footprint of the container is significantly reduced in one horizontal direction and slightly increased in the other Cartesian horizontal direction.
For this reason, more space-saving roll containers have been developed to reduce the footprint in a folded state. Such roll containers use a foldable substructure with a symmetrically designed scissor mechanism that brings the side walls of the roll container into alignment with one another. The scissor mechanism comprises two folding mechanisms at the respective open end of the roll container. Although volumetrically highly effective, such folding mechanisms are used carelessly and are often hit from below and above, for example by the forks of a forklift.
Accordingly, there is a need for a foldable roll container that is robust enough to withstand external influences on the foldable substructure.
SUMMARY OF THE INVENTION A volumetrically efficient and robust roll container is proposed, comprising: a first side wall, a second side wall and a movable substructure that connects the first side wall to the second side wall. The substructure is designed to lead between a mutually spaced position for an unfolded state of the roll container and a mutually close position for a folded state of the roll container via an intermediate state lying between them. The movable substructure has a folding mechanism which comprises two arms or struts which are pivotably attached to the lateral ends of the side walls via corner hinges. The folding mechanism further includes a center hinge that connects the arms together along a vertical axis of rotation. In order to protect the central hinge from external influences, the arms or struts each have a section on a region of the central hinge that is reduced along the axis of rotation.
[0006] More specifically, the roll container of the present invention is appended by / 8
AT16 399U1 2019-08-15 Austrian
Patentamt defines claim and is characterized by the characterizing part of the claim. Significant advantages are obtained from this new design. Because the center hinge is located in a section that has a reduced height, the center hinge is protected by the higher sections of the arms around the recessed section of the folding mechanism.
BRIEF DESCRIPTION OF THE DRAWINGS Exemplary embodiments will now be described in detail with reference to the accompanying drawings; here shows:
Figure 1 is an isometric top view of a roll container according to at least some embodiments of the present invention;
FIG. 2 is an isometric detailed view of an area A from FIG. 1; and [0011] FIG. 3 is a side view of FIG. 2 in plan view.
DETAILED DESCRIPTION OF EXEMPLARY EMBODIMENTS FIG. 1 shows a roll container 100 according to an embodiment in an unfolded state. In this state, the first side wall 110 and the second side wall 120 of the roll container 100 are spaced apart from each other at the outermost position. the mutually spaced position. The side walls 110, 120 are conventional roll container walls with a frame of vertical and horizontal bars that surround a grid of vertical and horizontal grid wires.
In the unfolded state of the roll container 100, a base (not shown in the drawings for the sake of illustration) runs between the side walls. The base is connected to a side wall via a hinge, in particular the first side wall. The base is secured in the essentially horizontally deployed state by several elements. First is the end of the base that is opposite the hinge end, i.e. the distal end opposite the hinge end is designed with claw-like elements which are designed in such a way that they are carried by a horizontal lattice wire of one side wall, in particular the second side wall. In addition, the base comprises a flange section, which rests on the base of the roll container 100.
The substructure is movable and connects the first side wall 110 to the second side wall 120 so as to move the side walls 110, 120 between the spaced apart position for the deployed state, as shown in Fig. 1, and the mutually close position for the folded state (not shown) over an intermediate state (not shown) between them. In the unfolded state of FIG. 1, the substructure is in an extended state in which all components of the substructure are aligned.
Figures 2 and 3 show the mechanics of the substructure in detail. The base of the roll container 100 has a folding mechanism 130 at both ends of the roll container 100; a folding mechanism 130 at one end of the roll container 100 for connecting the first and second side walls 110, 120 and a second folding container 140 at the other end of a roll container 100 for connecting the first and second side walls 110, 120. However, the two folding mechanisms 130, 140 are similar mirror-inverted with respect to a center line of the roll container, which connects the first and second side walls 110, 120 vertically. To shorten the description, the details of the folding mechanisms are therefore only described with reference to the folding mechanism 130, which is shown in more detail in FIG. 1.
The folding mechanism 130 is mounted on the rollers 150, more precisely on the wheel plates of the rollers at the corners of the roller container 100. The side walls 110, 120 are also mounted on the rollers 150, which means, for example, that there is no need for one
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A-frame available for patent office. The folding mechanism 130 includes a first arm or strut 131 that is pivotally attached via a first corner hinge 134 mounted on a lateral end of the first side wall 110. The folding mechanism 130 further includes a second arm or strut 132 that is pivotally attached via a second corner hinge 135 that is provided at a lateral end of the second side wall 120. The folding mechanism 130 further includes a central hinge 133 that connects the first arm 131 to the second arm 132 at a point that is equidistant from the first and second corner hinge 134, 135. With this central arrangement of the central hinge 133, the first and second corner hinges 134, 135 remain aligned in any state of the roll container 100. Accordingly, the central hinges 133, 143 of the folding mechanisms 130, 140 are aligned with the corner hinges 134, 135, 144, 145 in the unfolded state of the roll container 100, and in the intermediate state and in the folded state of the roll container 100 are offset inwards.
The first arm 131 of the folding mechanism 130 runs behind the central hinge 133 in such a way that it rests on the second arm 132 when the mobile container 100 is in the unfolded state. The first arm 131 is therefore longer than the second arm 132. This restricts the movement of the folding mechanism 130 in order to prevent the folding mechanism 130 from “jumping out”. The elongated first arm 131 also serves to cooperate with the base during the conversion from the folded to the deployed state, i.e. in the intermediate state. In other words, the base stretches the folding mechanism 130 during movement. The side edge of the base is configured such that it engages with the opposite and elongated first arm of the folding mechanism 130 in the intermediate state to guide the substructure into the unfolded state of the roll container 100, i.e. to stretch the folding mechanism 130.
The angular movement of the folding mechanism 130 is achieved with the hinges 133 to 135. The corner hinges 134, 135 and the respective arms 131, 132 further include a stop mechanism to limit the movement of the arms to prevent the center hinge 133, 143 from connecting to the outside of the roll container over the line connecting the corner hinges 134, 135 100 moves. At least one corner hinge 134, 135 of the folding mechanisms 130, 140, but preferably each corner hinge has an angle bracket or corner wall bracket 136, 137 for receiving the end of the arm 131, 132. The angle bracket 136, 137 is with the corner of the wheel plate of the roller and the Frame of side wall 120 welded or otherwise connected. Angle bracket 136, 137 and arm 131, 132 each have openings that are aligned to receive a hinge connector pin. The arm 131, 132 further includes a stop that serves to engage the bracket 136, 137 to limit the pivoting movement of the arm 131, 132 about the vertical axis formed by the hinge pin.
3 shows a detail in the roll container 100 according to the present embodiment. As can be seen there, the central hinge 133 is arranged in the middle of the span between the first and second side walls 110, 120. In other words, the center hinge 133 connects the first arm 131 to the second arm 132 at a point equidistant from the first and second corner hinges 134, 135. The area in which the central hinge 133 is provided has a reduced height in order to protect the central hinge 133 from external influences. In other words: the first and second arms 131, 132 each have a section in the region of the central hinge 133 that is reduced along the axis of rotation that is formed by the hinge 133. One possibility for dimensioning the reduced hinge section in the folding mechanism 130 is the recessed design of arm sections, which are designed recessed in such a way that the central hinge 133 does not extend over imaginary extensions (indicated by dashed lines) of the larger arm sections along the axis of rotation. More specifically, the arms 131, 132 are connected to the side walls 110, 120 in a larger arm section and are connected to each other at the recessed arm section. The first arm 131 of the folding mechanism 130 extends behind the central hinge 133 such that it is on the second arm 132
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Patent office is present when the roll container 100 is in the unfolded state. The first arm 131 is therefore longer than the second arm 132. This limits the movement of the folding mechanism 130 to prevent the folding mechanism 130 from "jumping out".
LIST OF REFERENCE NUMBERS
100 mobile containers
110 first side wall
120 second side wall
130 first folding mechanism
131 first arm
132 second arm
133 center hinge
134 first corner hinge
135 second corner hinge
136 first angle bracket
137 second bracket
140 second folding mechanism
150 roller
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权利要求:
Claims (8)
[1]
Expectations
1. A roll container (100), comprising:
a first side wall (110), a second side wall (120), and a movable substructure that connects the first side wall (110) to the second side wall (120), the substructure being configured to enclose the side walls (110, 120) to lead between a mutually spaced position for an unfolded state of the roll container (100) and a mutually close position for a folded state of the roll container (100) via an intermediate state therebetween, the movable substructure comprising a folding mechanism (130) which has :
a first arm (131) pivotally attached to a lateral end of the first side wall (110) via a first corner hinge (134), a second arm (132) pivotally attached to a lateral end of the second corner hinge (135) second side wall (120) and a central hinge (133) connecting the first arm (131) and the second arm (132) along a vertical axis of rotation, characterized in that the first and second arms (131, 132) respectively have a section in a region of the central hinge (133) which is reduced along the axis of rotation in order to protect the central hinge (133) from external influences.
[2]
2. Roll container (100) according to claim 1, wherein the roll container (100) has two such folding mechanisms (130, 140), which are arranged at opposite ends of the roll container (100).
[3]
3. Roll container (100) according to claim 1 or 2, wherein the central hinges (133) of the / the folding mechanism / folding mechanisms (130, 140) with the corner hinges (134, 135) is / are aligned in the unfolded state of the rolling container (100) , and in the intermediate and folded state of the roll container (100) is / are offset.
[4]
4. Roll container (100) according to one of the preceding claims, wherein the first arm (131) of the folding mechanism (130, 140) extends behind the central hinge (133) so that it rests on the second arm (132) when the roll container (100 ) is in the unfolded state.
[5]
5. The roll container (100) of claim 4, wherein the roll container (100) comprises a foldable base, the side edge of which is configured to engage the opposite and elongated first arm (131) of the folding mechanism (130) in the intermediate state to guide the substructure towards the unfolded state of the roll container (100).
[6]
6. The roll container (100) according to any one of the preceding claims, wherein the corner hinges (134, 135) and the respective arms (131, 132) further comprise a stop mechanism to limit the movement of the arms (131, 132) to avoid that the center hinge (133) moves to the outside of the roller container (100) via a line connecting the corner hinges (134, 135).
With 3 sheets of drawings
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1.3
100
FIG. 1
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2.3
FIG. 2
[7]
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[8]
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引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题
US3865269A|1973-12-03|1975-02-11|Kenneth L Coleman|Collapsible material handling and storage container|
US4619464A|1985-05-21|1986-10-28|Philip Hwang|Portable type of foldable luggage cart|
US5040809A|1990-08-10|1991-08-20|Anthony Yang|Portable folding cart|
US5829765A|1997-08-21|1998-11-03|Snider; Charles Edward|Folding dolly|
US20110031259A1|2009-08-04|2011-02-10|Ribot B.V.|Lower Frame for a Product Holder, Holder and Operating Procedure|
AU2018100998A4|2018-07-17|2018-08-30|K. Hartwall Oy Ab|Roll container and roll container assembly|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
MYUI2016704082|2016-11-07|
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