DE10311593B4 - Container part for a transport system - Google Patents

Abstract

Container part for a transport system, in particular for a plastic container for transporting and storing piece goods, a peripheral side wall (16) being arranged between an upper and lower container part (12, 14) and the container part (12, 14) having a receiving section (26) for an edge section of the side wall (16) and at least partially encompasses it, at least one releasable locking device (21) of the container part (12, 14) engaging at least one opening (18) in the side wall (16), and the receiving section (26) has at least one section covering the opening (18) and wherein the at least one locking device (21) is provided on an outer wall of the receiving section (26) adjacent to or within the receiving section (26) pointing to the at least one opening (18) engages or engages an opening (18), characterized in that the opening (18) Covering portion of the receiving portion (26) closes the interior (30) at least with respect to the opening (18) to the outside, so that penetration of moisture into the interior of the container is prevented.

Description

The invention relates to a container part for a transport system, in particular for a plastic container for the transport and storage of general cargo according to the features of the preamble of claim 1.

From the DE 199 12 024 A1 has become known a transport container comprising a bottom and a top, which are produced by the twinsheet method. Between the bottom and top a circumferential side wall is provided. For fixing the side wall to the bottom and in particular to the upper part, a closure device is provided. This closure device is provided on the container upper part within a peripheral receiving portion for the side wall and accessible from above. This closure device of a locking position in an opening of the side wall and fixes the container top to the side wall.

To reduce the ingress of water into an interior of the container, a peripheral edge is provided on a slider, which transports the moisture entering a slider surrounding the opening substantially to the outside by passing the moisture through the aperture through the aperture to the outside.

From the DE 199 12 024 A1 goes out a collapsible transport container, which has a lid with a lid closure arranged thereon. This lid closure is designed as a flexible tab which has an inwardly facing nose which can engage in an opening in a side wall of the container. The lower edge of the flexible tab is bent outwards to serve as a grip aid. Protection against incoming moisture through the opening in the side wall, in which engages the nose of the flexible tab, is not provided.

The invention has for its object to provide a container part for transport systems, which have at least one locking device, which allow easy and fast locking and unlocking, prevents the entry of liquid into the interior of the container part and the container and preferably for side walls with predetermined Breakthroughs can be used, which are already in use.

This object is achieved by the features of claim 1.

The inventive arrangement of the locking device is at least in relation to the opening a closed outer peripheral edge of the container part, which surrounds a receiving portion for the side wall and fixed the container part to the side wall, and given a closed between them extending surface, so that even in driving rain Ingress of moisture into the container interior is prevented.

The arranged on or in the receiving portion locking device further has the advantage that it is protected from external damage. At the same time, the requirement for the stackability of the container parts can be maintained.

The arrangement of the locking device according to the invention can be provided both for an upper container part, for example a cover, and a lower container part, for example a bottom, or further container parts.

According to an advantageous embodiment of the invention it is provided that the locking device is provided on an inner side of a U-shaped receiving portion and has a locking element with a latching nose. This locking lug engages in a locking position in an opening in the side wall.

Advantageously, the locking element in front of the detent in the direction of loading of the container part to the side wall seen on a ramp to allow easy assembly of the components and positioning in a locking position.

In a first embodiment, the locking element of the locking device has a first leg on which, in a locking position of the container part, an end face of the side wall rests against the side wall. On the first leg, a second leg is preferably provided substantially at right angles thereto, in which at least the latching lug is introduced. Thereby, a defined distance between the first leg and the locking lug are provided to allow a secure engagement and receiving the wall portion of the side wall between a front side and the opening.

The locking element is advantageously secured to the first section to the receiving portion. This section is preferably in the bottom of the U-shaped receiving portion. This can be done in the receiving portion of the container part a simple and subsequent fixation. In addition, this arrangement has the advantage that the second leg is provided freely deflectable, so that by manual operation and deflection of the free leg unlocking is possible. The locking can be done in a simple manner by joining the parts together.

As an alternative to the free end of the second leg, it may be provided that this end is fixedly provided on the receiving portion. This fixed arrangement and introduction of the locking element in the receiving portion is a robust embodiment.

The locking element of the locking device is advantageously fixed by welding, gluing or the like to the receiving portion. Preference is given to using plastics for the container parts and the locking elements, which permanently and securely connect to one another by these techniques.

According to a further advantageous embodiment of the invention, it is provided that the locking element has a latching nose whose radius is adapted to the size of the opening and engages at least one upper edge of the opening. Thereby, a fixation of the side wall to the bottom of the receiving portion may be given, whereby a stable and correct position recording is given. Advantageously, the locking lug can be adapted to the size of the aperture so that it rests against the upper and lower edge of the aperture and thus the aperture is received centered to the locking lug. Also by this configuration can be given a correct position recording and fixation.

The arranged in the receiving portion locking element with a protruding locking lug is made possible in a simple manner by expanding or lifting the outer peripheral edge of the container part relative to the side wall portion with the opening. As a result, the locking lug is transferred into an unlocking position, whereby the lifting of a container part of the side wall or vice versa is possible. The position of the locking lugs can be seen on the outside of the peripheral edge by a marker, a sticker, a grip or the like.

According to a further advantageous embodiment of the invention it is provided that the locking element opposite in the preferably U-shaped receiving portion, a locking element or an elevation is provided. As a result, an increase in the pull-off force between the two components can be achieved. At the same time, there can be an increase in the security for fastening the two components to one another. In a container part, which is produced by the twinsheet method, this elevation or second nose can be formed and glued or welded by a separate part. Likewise, this second nose or elevation on the container part can be directly formed or formed.

According to an alternative embodiment of a locking element of the locking device is provided that in the outer circumferential edge an opening is provided, in which a folded over a free leg of the locking element is arranged. To unlock the locking device, this free end can be pulled or guided outwards and allow unlocking the latch from the opening. The opening of the outer peripheral edge is preferably offset from the opening, so that when using the container part, for example, as the upper part of the opening is covered and protected by the peripheral edge and the opening for the folded edge of the locking element is arranged below. Alternatively it can be provided that the locking element has a perpendicular to the second leg extending portion, so that the opening in the outer peripheral edge of the container part is provided laterally offset from the opening. It may also be provided both in the height and in the side of an offset of the opening in the outer circumferential edge of the container part.

In a further alternative embodiment of the locking device is provided that a sliding element is provided on the receiving portion, which engages behind a locking element at least partially and transferred to a locking position. The sliding element is accessible for example by an opening in the outer peripheral edge. Alternatively, it can be provided that the sliding element protrudes outward in an unlocking position relative to the outer circumferential edge and can be positioned within the outer edge after actuation. As a result, the outer peripheral edge can remain closed because the operation is made possible by a protruding portion. At the same time it is possible that the stackability is maintained and the previous dimensions and the dimensions remain unchanged.

The sliding element is preferably positionable secured by locking cams, clamping elements or the like, which may be arranged in or on the opening in an unlocking and locking position.

A further alternative embodiment of the invention provides that in the outer peripheral edge of a locking device can be used, which points in the direction of the opening. Such insertable locking elements may be formed, for example, as spring-loaded bolts, latching noses, balls or the like. These locking devices are arranged in a locking position, wherein under force the locking element can be transferred due to the spring bearing in an unlocked position. Other power storage elements may also be provided.

As an alternative to this embodiment, a latch pivotable about an axis is provided. This can be transferred by manual operation in the unlocking or locking position. Advantageously, each of the two locking positions is secured by a locking element, so that a change in the locking or unlocking requires manual operation.

A further advantageous embodiment of the invention provides that an open-edged recess is provided on the outer peripheral region of the receiving portion. In this recess, a free leg of the locking element is provided. As a result, a simple engagement of the free leg can take place in order to transfer the locking element into an unlocking position in order to introduce or remove the side wall in the receiving sections.

The free end of the locking element is disposed adjacent to the outer peripheral edge and the lower edge of the receiving portion or at least partially reset. As a result, it can be ensured that damage due to protruding parts relative to the outer circumference of the container part is prevented. Furthermore, this arrangement has the advantage that during a return transport, the container part can be received by a further container part without the receiving container part requiring a special clearance for the locking element.

According to a further advantageous embodiment of the invention it is provided that the locking element has at least one return element which engages the receiving portion. This may for example be given by a flared portion on the first or second leg. Alternatively, it is also possible to provide separately arranged spring elements or elastically yielding elements. This makes it possible for an independent reset to be supported after the deflection of the locking element from a locking position into an unlocking position. Furthermore, the locking position can be secured.

According to a further advantageous embodiment of an alternative embodiment it is provided that adjacent to the locking lug a recess is provided which is positioned outside the side wall. Optionally, moisture or liquid entering the receiving section via a second leg can be taken up by this depression and removed outside the side wall. The recess may advantageously be formed obliquely or at least have a bore. This allows a flow of moisture or liquid outside the container interior.

Further advantageous embodiments and modifications of the invention are specified in the further claims.

The invention and further advantageous embodiments and developments thereof are described in more detail below with reference to the example shown in the drawing and explained. The features to be taken from the description and the drawing can be applied individually according to the invention or to a plurality of them in any desired combination. Show it:

1 a perspective view of a container with eifern container part according to the invention for a transport system,

2 a schematic sectional view of a first embodiment along the line II in 1 .

3 a schematic sectional view of an alternative embodiment,

4 a schematic sectional view of another alternative embodiment,

5 a schematic sectional view of another alternative embodiment,

6 a schematic sectional view of a modified embodiment to 5 .

7 a schematic sectional view of another alternative embodiment,

8a , b is a schematic sectional view and side view of another alternative embodiment,

9 a schematic sectional view of another alternative embodiment 2 .

10a , b is a schematic sectional view and side view of another alternative embodiment,

11a , b, c a schematic sectional view and side view of a further alternative embodiment,

12a , b is a schematic sectional view and side view of another alternative embodiment and

13 a schematic sectional view of an alternative embodiment to 12 ,

In 1 is a container 11 shown in perspective. This includes a lower container part 12 trained bottom and one as upper container part 14 trained lid. Between the two container parts 12 and 14 is a circumferential sidewall 16 arranged. The container parts 12 and 14 are preferably prepared by the twinsheet method. The side wall 16 may also be made of plastic according to the twinsheet method and according to a vacuum forming method or the like made of plastic. Likewise come for this use plastic plates or wall sections of other materials in question. For example, corrugated cardboard can also be provided, which has a film wrapping as additional weather protection or is treated to repel water. Side walls made of wood or metal are also possible.

The upper container part 14 may be formed as a one-piece lid or be formed as a two-part lid according to the illustration, which is connected for example by a film hinge. A container part 14 ' can thus be in a resting position on the side wall 16 remain while the container part 14 '' designed to unfold. For this purpose are advantageously tabs 17 intended for easy handling. In the embodiment, on the narrow side surfaces of the circumferential side wall 16 two openings each 18 provided, in which in the embodiments according to 2 to 8b Locking devices shown in detail 21 intervention. By this arrangement, both the one and the other container part 14 ' . 14 '' be opened and closed or the entire container part 14 be removed in a simple manner.

For easier handling of such container parts 14 ' . 14 '' can be provided that, for example, two the container part 14 ' associated openings 18 are provided and on a long side wall portion 22 an opening is provided. This allows even faster access to the container. The arrangements of the openings 18 is only an example. Multiple variants are possible.

The further embodiments are based on a single opening 18 shown in more detail, in which a locking device 21 intervenes. At a point of attack can also be two or more locking devices 21 and breakthroughs 18 be assigned to each other and adjacent. In this regard, a restriction is not given. The following embodiments of the locking device 21 of the container part 14 all have the advantage that such container parts 14 for sidewalls already in circulation 16 can be used, which on each narrow side wall 16 have two openings, as in 1 is shown.

For receiving and fixing the side wall 16 has the upper and lower container part 12 . 14 according to 2 a receiving section 26 on, passing through an outer circumferential edge 27 is formed and limited. The recording section 26 is U-shaped, wherein the width of which is greater than the wall thickness of the side wall 16 is trained. The width of the U-shaped section comprises, for example, one and a half or two times the wall thickness of the side wall 16 , The depth of the U-shaped receiving section 26 is provided such that at a connection of the container part 12 . 14 to the side wall 16 to the interior 30 pointing part of the opening 18 closed is. An inner situation 28 a plastic plate forms a contact surface for an inner surface 29 the side wall 22 ,

In 2 is a first embodiment of the locking device 21 shown. The locking device 21 has a locking element 31 which essentially consists of a first leg 32 is formed on the ground 33 the receiving section 26 is arranged. The first leg 32 goes into a second leg 34 over, which is essentially parallel to the side wall 16 extends. The second leg 34 has one in the opening 18 at least partially engaging latch 36 and a ramp 37 on. The first and second thighs 32 . 34 are to location 28 of the container part 12 . 14 glued or welded. This locking element 21 is thus fixed to the support section 26 arranged. The locking element 31 can, as shown in 2 be used. It can also be provided that recesses in the outer peripheral edge 27 are formed, so that the locking element 31 at least partially with an inside of the outer edge 27 flees.

The distance between the thigh 32 and one point 38 the latch 36 is provided such that a frictional recording of the upper Edge section of the side wall 22 given is. Additionally or alternatively, the latch can 36 be formed such that a portion at the bottom of the opening 18 is applied.

For fastening, for example, the container part 14 on the sidewall 16 becomes the container part 14 placed. The side walls slide along the ramp 27 in the U-shaped receiving section 26 and get there by the latch 36 in a locking position to the container part 14 fixed. In the illustrated embodiment, the container part 14 an outer circumferential edge 27 on, the much longer than an inner peripheral edge portion 39 is trained. In this embodiment, by lifting a lower edge 41 the outer circumferential edge 27 the locking element 31 at least partially from the opening 18 be brought out, allowing a simple lifting of the container part 12 . 14 given is. Alternatively it can be provided, in particular with a shorter peripheral edge 27 in that the locking element 31 on the ground 33 of the U-shaped receiving portion 26 and near the bottom edge 41 is fixed, so that a release from a locking position is made possible by the own elastic resilience of the locking element in an unlocked position.

The locking device 21 can also be on the opposite side of the receiving section 26 be provided.

In 3 is an alternative embodiment to 2 shown. The locking element 31 consists only of the second leg 34 , In this embodiment, furthermore, a latching element 43 the latch 36 of the locking element 31 shown opposite, which in the same opening 18 intervenes. This can increase the locking force between the side wall 16 and the container part 12 . 14 be achieved. In the 3 embodiment shown may also be provided in mirror image. If the receiving section 26 the aperture only slightly covered, the ramp can 37 partially protrude into the interior and is supported by a V-shaped arranged to the ramp further slope, which is fixed to the inside of the lid. This additional locking element 43 can be optionally supplemented both to the previously described as well as in one of the following embodiments.

In 4 is an alternative embodiment of a locking device 21 to the 2 and 3 shown. This locking device 21 corresponds to a doubling of the locking device 21 , This locking device 21 is for example at three points or areas 25 stuck to the location 28 of the container part 12 . 14 arranged, wherein the opposing locking lugs 36 are resiliently mounted. Alternatively, it can also be provided that, for example, the two lower areas 25 stuck to the location 28 are provided and the upper area 25 which leads to the ground 33 the receiving section 26 points, only rests. The locking lugs 36 may be identical and mirror image provided to the opening 18 intervene. Alternatively it can be provided that their configuration is different from each other and the slopes for fixing the opening 18 towards the ground 33 a different slope and a different distance to the ground 33 exhibit. As a result, a larger tolerance range can be created to ensure secure reception and fixation of the container part 12 . 14 to the side wall 16 to enable. The locking device 21 is preferred to the container part 12 . 14 welded. Alternatively, a waterproof rivet connection or adhesive connection may also be provided. The locking device 21 For example, it may also be designed in such a way that it is arranged at two openings which are spaced apart from one another at a shorter distance 18 attacks, for example, four locking lugs are provided or, for example, as an alternative embodiment to the first opening 18 a catch 36 inside or outside and at the second opening 18 opposite a detent 36 attacks. The number of locking lugs 36 on a locking device 21 can be determined depending on the holding force or the withdrawal force. The locking device may consist of a locking element 31 with two or more locking lugs or two separate and opposite locking elements 31 be educated.

In 5 is an alternative embodiment of a locking element 31 to the 2 . 3 and 43 shown. In this embodiment, the first leg 32 to the U-shaped receiving section 26 fixed and the second leg 34 has a free end 46 on, which according to arrow 47 is movable. An operation of the free end 46 towards the outer circumferential edge 27 allows unlocking. By the spring action of the formed plastic or metal locking element or by an additionally provided return element is the locking lug 36 independently held in a locking position. The catch 36 For example, compared to the in the 2 and 3 illustrated embodiment has a course that is approximately L-shaped, with a direct or straight transition in the ramp 37 given is. This embodiment of the locking element with a free end 46 preferably used in receiving sections 26 in which the ratio between wall thickness of the sidewall 16 and width of the receiving portion 26 is formed larger.

The length of the free end 46 of the locking element 31 is preferably shorter than the outer circumferential edge 27 from the ground 33 the receiving section 26 formed seen, so that when placing the container part 12 . 14 on the lower edge 41 damage is prevented. At the same time, the stackability is retained. This preferred embodiment of the dimension of the second leg 36 is also provided in the other embodiments.

In 6 is an alternative embodiment of the locking element 31 to 5 shown. This embodiment preferably takes place in a very narrow receiving section 26 Commitment. In the outer circumferential edge 27 is an opening 51 introduced, in which a fold 52 of the locking element 31 is positioned. This fold 52 serves for easy operation of the locking element 31 , Other grip elements may also be on the locking element 31 inside the opening 51 be provided and positioned. For example, on a section 53 of the second leg 34 of the locking element 31 a protruding pin or the like may be attached, the unlocking of the locking element by simply gripping 31 made possible by the second leg 34 on the opening 51 is moved.

In 7 is another alternative embodiment of a locking device 21 shown. This locking device 21 has an on an outside of the side wall 16 engaging locking element 31 on which fixed to the receiving section 26 is connected and a second locking element 31 pointing to the container interior a free end 46 includes. The inside free end 46 can be actuated by a pin or bolt passing through a hole 51 is performed in the outer wall and in a bore of the ramp 37 or latch 36 of the first locking element 31 is guided. The locking elements 31 can from a part, for example as an injection molded part, in analogy to 4 be prepared or by two separate parts which on the receiving portion 26 are arranged to be formed.

In the 8a and b is another alternative embodiment of a locking device 21 shown. This locking device 21 is formed of two components. A first component forms a locking element 31 with a first leg 32 and a second leg 34 , wherein this second leg 34 shortened is formed. The second component comprises a sliding element 56 , which on an inner wall of the U-shaped receiving portion 26 guided and movable up and down. At a front end of the sliding element 56 is a ramp or ramp 57 provided which the thigh 34 engages behind and the catch 36 transferred to a locking position. In a second according to 6b shown position of the sliding element 56 is the sliding element 56 provided in an unlocking position in which the latching lug 36 from the opening 18 is released. The actuation of the sliding element 56 done by a handle element 59 which, for example, in an opening 51 is guided. By locking elements 61 or latching nubs becomes the sliding element 56 fixed in the unlocking or locking position, so that at the same time a backup of the respective positions is given. This also ensures that the locking element 31 not independently positioned in a locked position. As an additional seal, a slotted sealing lip can be introduced, which only covers the area of the grip element 59 releases.

In 9 is another alternative embodiment of a locking device 21 shown. In this locking device 21 is a locking element 31 in the outer circumferential edge 27 used adjacent to the outer wall. Preferred is a stepped housing 71 intended for a positionally correct positioning. In the case 71 is a spring-loaded locking element 72 provided, which is arranged in a starting position in a locking position. When inserting the side wall 16 in the recording section 26 or when placing the container part 12 . 14 on the sidewall 16 becomes the locking element 72 due to the ramps or the circular segment-shaped outer contour converted into an unlocked position. After complete positioning of the parts 16 and 12 . 14 to each other goes the locking element 72 automatically in the locking position and fixes the two parts 12 . 14 and 16 to each other. The separation of container part 12 . 14 and sidewall 16 takes place in reverse order. In addition, from the outside of the container part 12 . 14 accessible an opening with an undercut 73 on the locking element 72 provided so that by means of a tool active, the locking element 72 can be converted into an unlocked position. At the same time an outwardly facing end face of the locking element 72 so to the housing 71 aligned that in a flush system, the locking position is visible and is signaled in the formation of a step between the housing wall and the back of the locking element to the user, after which the locking element 72 is not arranged in its intended locking position.

Another alternative embodiment is in the 10a and 10b shown. This locking device 21 has a pivotable locking element 31 on which one in the edge 27 usable housing 71 around an axis 76 is arranged pivotally. The locking element 31 has a catch 36 on which, for example, at the top and bottom of the opening 18 is applied. Furthermore, on the locking element 31 a step 77 formed, which upon actuation of a lower recessed grip 78 for transferring the locking element 31 from a locking position to an unlocking position at a complementary stage of the housing 71 be protected a transparent membrane. The locking element 31 is made by spring-loaded locking elements 79 fixed in an unlocking and locking position for safe placement.

The insertable locking devices 21 according to 9 and 10 have at least the advantage that these subsequently to existing container parts 12 . 14 can be retrofitted.

In the 11a to c is another alternative embodiment of a locking device 21 shown, which for attachment of the container part 12 . 14 on a side wall 16 is provided. In this embodiment, for example, a mechanism is used in a side wall, which at a first actuation by pressure a rolling pin 81 transferred to a locking position and on further actuation this locking position triggers again. This is for example in the 11b and c. In 11b is the locking mechanism with the rolling pin 81 shown in an unlocked position. The container part 12 . 14 is placed from above, wherein on the inside of the receiving portion 26 a locking part 83 is provided, which is a detent or undercut 84 having. During fitting, the rolling pin becomes 81 in the direction of the undercut 84 moved and loaded with pressure, causing the locking mechanism 21 is transferred from an unlocked position to a locked position. This is in 11c shown. The container part 12 . 14 becomes the sidewall 16 held down. When subsequently pressed again in the area of the locking part 83 releases the locking mechanism 21 so that the container part 12 . 14 can be lifted vertically upwards.

Preference is given to the locking part 83 opposite to an outside of the container part 12 . 14 Handholds, recesses or colored markings provided to the position of the locking device 21 to mark. Likewise, markings can be glued or snipped into an outer layer. These markings may also be provided in the previously described embodiments.

The in 11 described locking mechanism 21 can instead of integration in a sidewall 16 also on a side facing the interior side of the situation 28 be arranged to stand on the side wall 16 attack. Also, this locking mechanism in any other positions in or on the receiving portion 26 be provided to be in an opening with an undercut on the side wall 16 or vice versa in the receiving section 26 attack. Also, this locking mechanism 21 on the inner wall surface 29 the side wall 16 be provided and on a locking part 83 attack, which at the interior facing wall side of the situation 28 or in the recording section 26 is arranged. This also applies analogously to a positioning outside the side wall 16 as well as a mirror-image arrangement.

The in the 11a to c illustrated embodiments and their variants are particularly suitable for high or not intended for stacking containers, for which a simple and secure container closure is provided.

To those described in detail 1 to 11c It should be noted that the illustrated embodiments are exemplary only. Of course, a two- or multiple arrangement and design of the locking devices 21 as well as a multiplication of individual components as well as a mirror-image or point-symmetrical arrangement as well as further variations by a rotated embodiment also be possible according to the invention. Also can on a container part 12 . 14 different embodiments of locking devices 21 be provided.

For example, on one or at least two mutually associated locking elements 31 in each case a closing mechanism may be provided in order to lock the container interior secure against access.

Furthermore, between the side wall 16 and the receiving section 26 Seal elements may be provided, which after the intervention of the locking device 21 in the opening or the locked positioning of the container part 12 . 14 to the side wall 16 has a sealing effect, so that the container interior is additionally protected against penetrating moisture, smoke or vapors. These seals can be attached to the locking elements 31 , in particular on the locking lugs and thighs 32 . 34 be provided or formed as a separate Aufsetzteile, which prior to positioning of the container part 12 . 14 on the free end of the sidewall 16 put on or attached.

In the 12a and b is an alternative embodiment to the 6 shown. The locking element 31 has a first leg 34 on, to which a catch 36 connects, which has a rectangular or square shape. This course is advantageously to the size of the opening 18 adapted, allowing an exact positioning and recording of the sidewall 16 by an at least partial positive connection between the opening 18 and the latch 36 given is. At the same time the distance of the locking lug 36 to a section 97 of the first thigh 34 provided such that the side wall with an upper circumferential bearing surface on the section 97 rests and the catch 36 in the opening 18 the side wall 16 intervenes. The second leg 37 has a curved shape that allows the free end 52 of the locking element 31 forms a gripping recessed grip or attack surface. The free end 52 is in a recess 91 provided, which, as from 12b emerges, U-shaped. The free end 52 is inside the recess 91 provided or within an outer peripheral edge and the outer lower edge 41 , As a result, the stackability of the container part 12 . 14 maintained. Damage to the locking element 31 by protruding parts relative to the peripheral edges of the container part 12 . 14 are not given.

The first leg 34 has a reset element 92 on, which is designed for example as a spring tab. This tab can be like in 12a represented, may be arranged. Any further angle and any further arrangement on the first or possibly also on the second leg are possible in order to position the locking element 31 to ensure in the non-actuated state in a locking position. The reset element 92 can be formed by further force-storing elements which are elastically deformable or a provision of the locking element 31 allow for a deflection.

A section 37 of the first thigh 34 is in a recess 96 the situation 28 arranged, with the end face of the side wall 16 facing support surface is positioned so that it is flush with the adjoining adjacent surface of the receiving portion 26 borders. This allows the end face of the side wall 16 over its entire area at the bottom of the receiving section 26 issue. The thickness of the section 96 is preferably to the wall thickness of the situation 28 customized. Likewise it can be provided that only a part of the situation 28 worn or recessed or even a part of the second layer 28 is removed to the section 96 take. In addition, it can also be provided that the section 96 in an opening in the bottom of the receiving section 26 is used and by welding with the layers 28 connected and the opening is completely closed. The possibility of designing the section 97 a locking element 31 may also be provided for the embodiments described so far.

The in the 12a , B illustrated embodiment is particularly suitable for container parts whose outer wall of the receiving portion is stiff or short

In 13 is an alternative embodiment to the 12a and b. The second leg 37 has a recess 93 or trough on which to the latch 36 borders. This depression 93 allows a discharge of optionally between the recess 91 and the free thigh 52 penetrating liquid or moisture. The depression may have a gradient in at least one direction in order to allow a lateral discharge of the liquid. Alternatively, at least one bore 94 be provided, which discharges the liquid outside the container interior. The depression 93 can simultaneously as a limit to the intervention of the latch 36 in the opening 18 the side wall 16 be provided.

The shape of the second leg 37 according to the 12a , Federation 13 is only an example. Depending on the length of the peripheral edge of the receiving section 26 and the positioning of the aperture 18 different geometric configurations may be provided. Independent of the specific course of the thigh 37 is advantageously provided that de free legs 52 within the open-edged recess 91 in an initial position, which advantageously also simultaneously forms a locking position is arranged.

Claims (29)

Container part for a transport system, in particular for a plastic container for the transport and storage of general cargo, wherein a circumferential side wall ( 16 ) between an upper and a lower container part ( 12 . 14 ) is arranged and the container part ( 12 . 14 ) a receiving section ( 26 ) for an edge portion of the side wall ( 16 ) and at least partially surrounds, wherein at least one releasable locking device ( 21 ) of the container part ( 12 . 14 ) at least one Breakthrough ( 18 ) of the side wall ( 16 ), and the receiving section ( 26 ) one at least the opening ( 18 ) overlapping portion and wherein on an outer wall of the receiving portion ( 26 ) adjacent or within the receiving section ( 26 ) for at least one opening ( 18 ) the at least one locking device ( 21 ) is provided, which at the at least one opening ( 18 ) engages or intervenes, characterized in that the opening ( 18 ) covering portion of the receiving portion ( 26 ) the interior ( 30 ) at least in relation to the opening ( 18 ) closes to the outside, so that penetration of moisture into the container interior is prevented. Container part according to claim 1, characterized in that the locking device ( 21 ) a locking element ( 31 ) with a catch ( 36 ), which on an inner side of the preferably U-shaped portion ( 26 ) is arranged. Container part according to claim 1 or 2, characterized in that on the locking element ( 31 ) a ramp ( 37 ) for positioning the side wall ( 16 ) to the receiving section ( 26 ) is provided. Container part according to one of the preceding claims, characterized in that the locking element ( 31 ) a first leg ( 32 ), in which in a locking position of the locking device ( 21 ) an end face of the side wall ( 16 ) and a second, to the first leg ( 32 ) Angled limbs ( 34 ), on which at least the locking lug ( 36 ) is provided. Container part according to claim 4, characterized in that the locking element ( 31 ) with the first leg ( 32 ) on the ground ( 33 ) or an inner wall of the receiving portion ( 26 ) is attached. Container part according to one of claims 4 or 5, characterized in that the second leg ( 34 ) in a space between the side wall ( 16 ) and a peripheral outer edge ( 27 ) is arranged deflectable in at least one direction. Container part according to claim 6, characterized in that a free end ( 46 ) of the locking element ( 31 ) to the side wall ( 16 ) for at least partially engaging behind for unlocking the locking element ( 31 ) is arranged at a distance. Container part according to one of claims 4 or 5, characterized in that the second leg ( 34 ) of the locking element ( 31 ) at the receiving section ( 26 ) is attached. Container part according to one of claims 4 to 8, characterized in that the second leg ( 34 ) of the locking element ( 31 ) shorter than a lower body edge ( 41 ) of the outer peripheral edge ( 27 ) is trained. Container part according to one of claims 4 to 9, characterized in that the locking element ( 31 ), which with the first and second leg ( 32 . 34 ) fixed to the receiving section ( 26 ) is connected by at least partially lifting the outer peripheral edge ( 27 ) opposite the side wall ( 16 ) is unlockable. Container part according to one of claims 4 to 10, characterized in that the locking element ( 31 ) opposite a further locking element ( 43 ) in the receiving section ( 26 ) is provided, which at least partially in an opening ( 18 ) intervenes. Container part according to one of claims 6 or 7, characterized in that the free end ( 46 ) of the second leg ( 34 ) in an opening ( 51 ) or recess ( 91 ) of the outer peripheral edge ( 27 ) is arranged. Container part according to claim 12, characterized in that the free end ( 46 ) of the thigh ( 34 ) a folded edge ( 52 ), an engagement surface or an actuating element for unlocking the locking element ( 31 ) having. Container part according to one of claims 4 to 13, characterized in that along an inner wall of the receiving portion ( 26 ) a sliding element ( 56 ) with a ramp or ramp ( 57 ) is provided, which is a locking element ( 31 ) with a first to the receiving section ( 26 ) and a second pivotable leg ( 32 . 34 ) transferred to a locking position. Container part according to claim 14, characterized in that the sliding element ( 56 ) a grip element ( 59 ), which in an opening ( 51 ) of the outer peripheral edge ( 27 ) is provided. Container part according to claim 14 or 15, characterized in that the sliding element ( 56 ) through in the opening ( 51 ) arranged locking elements ( 61 ) are positionable in a locking position and an unlocking position. Container part according to claim 1, characterized in that at least partially in one outer circumferential edge ( 27 ) a locking device ( 21 ) can be used. Container part according to claim 17, characterized in that the outer peripheral edge ( 27 ) one of the opening ( 18 ) associated locking element ( 31 ) is used, which as a spring-loaded locking element ( 72 ) is trained. Container part according to claim 17, characterized in that the locking element ( 31 ) than about an axis ( 76 ) pivotable locking element ( 31 ) is trained. Container part according to claim 19, characterized in that the locking element ( 31 ) Is fixable in an unlocking and locking position. Container part according to claim 19, characterized in that the locking element ( 31 ) of a housing ( 71 ) is surrounded. Container part according to claim 19, characterized in that the locking element ( 31 ) at least one recessed grip ( 78 ) for positioning the locking element ( 31 ) in a locking position and unlocking position. Container part according to one of claims 14 to 22, characterized in that the locking element ( 31 ) comprises a membrane, preferably transparent membrane or protective sheath, which surrounds the outer peripheral edge ( 27 ) opening ( 51 ) closes. Container part according to claim 12, characterized in that at least one recess ( 91 ) to the lower edge ( 41 ) is open and a free end ( 52 ) of the locking element ( 31 ) surrounds. Container part according to claim 24, characterized in that the free end ( 52 ) of the second leg ( 34 ) of the locking element ( 31 ) to the outer peripheral surfaces of the receiving portion ( 26 ) and the lower edge ( 41 ) is adjacent or at least partially reset. Container part according to one of claims 4 to 25, characterized in that the first or second leg ( 34 . 34 ) of a locking element ( 31 ) a reset element ( 92 ), which at the receiving portion ( 26 ) and the locking element ( 31 ) returns in a locking position. Container part according to one of claims 4 to 26, characterized in that the second leg ( 34 ) an at least partially formed depression ( 93 ), which preferably to a detent ( 36 ) adjoins. Container part according to claim 27, characterized in that the depression ( 93 ) at least one bore ( 94 ) having. Container part according to one of claims 4 to 28, characterized in that an upper section ( 97 ) of the first leg ( 32 ) in the receiving section ( 26 ) in a recess ( 96 ) in at least one position ( 28 ) is arranged.

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