Drawer for a tool cabinet and tool cupboard

DE102023117236A1Pending Publication Date: 2025-01-02HOFFMANN ENG SERVICES GMBH
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Patent Information

Application Number
DE102023117236
Authority / Receiving Office
DE · DE
Patent Type
Applications
Current Assignee / Owner
Filing Date
2023-06-29
Publication Date
2025-01-02

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Abstract

The invention relates, among other things, to a drawer (10) for a tool cabinet with a drawer body (12) for receiving at least one tool part, wherein a receiving compartment (20), in particular a flat and / or longitudinally extended, for receiving at least one cable harness (40) is provided on the drawer body (12), wherein the receiving compartment (20) has at least two receiving compartment segments (22, 24), preferably arranged one inside the other and / or trough-like, further preferably flat trough-like, and wherein the receiving compartment segments (22, 24) are telescopic.
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Description

The invention relates to a drawer for a tool cabinet and to a tool cabinet.Drawers of tool cabinets and tool cabinets serve to store tools or the like for a period of time and to provide them for later use or use. Furthermore, tool cabinets are known which have a plurality of drawers in which the tools or tool parts are stored and removed for use.Furthermore, tool cabinets with an integrated automatic inventory management are known, which monitors the storage and output of the tools arranged in the tool cabinets.An object of the invention is to provide a drawer for a toolbox with a safe supply for, in particular, electrical or electronic, consumer units of the drawer or in the drawer.This object is achieved by a drawer for a tool cabinet having a drawer body for receiving at least one tool part, wherein an, in particular flat and / or elongated, receiving compartment for receiving at least one cable harness is provided on the drawer body, wherein the receiving compartment has at least two receiving compartment segments, preferably arranged one inside the other and / or trough-like, further preferably flat trough-like, wherein the receiving compartment segments are telescopic.The invention is based on the idea that, by accommodating a cable harness in the multi-segment receiving compartment, a permanent and secure cable connection is provided, for example, between a rear-side supply unit of a drawer and a consumer unit in or on the drawer, such as a display or a docking station, wherein the cable harness is not damaged by the accommodating of the cable harness in the receiving compartment. In addition, the receiving compartment on the drawer enables a spatial separation from the receiving space of the drawer body for tools or the like, wherein the cable harness does not become entangled or jammed during the pulling out and / or the retracting.The fact that the receiving compartment segments of the receiving compartment are telescopic for the cable harness allows the receiving compartment segments to be arranged compactly in the tool cabinet in the retracted state of the drawer and the receiving compartment segments to protect the received cable harness from damage or contact by other objects in the drawer or in the environment in the extended state of the drawer. In particular, the receiving compartment has two, in particular trough-like, receiving compartment segments which are arranged one inside the other.Preferably, the receiving compartment for the cable harness is arranged on the drawer in such a way that the cable harness is arranged and / or guided in a horizontal plane. In particular, the receiving compartment segments are aligned horizontally.For this purpose, in a development of the drawer, provision is made for a cable harness to be arranged or accommodated in the receiving compartment. Without loss of the useful surface of the drawer, a cable connection is provided, for example, from a supply unit in a rear housing of the toolbox to a drawer element on the front side of the drawer, such as a display unit or a lighting unit or a docking station. In this case, it is possible for energy and / or data to be transmitted between the, in particular fixed, supply unit and the movable drawer element by means of the cable harness. Overall, by accommodating the cable harness in the accommodating compartment, the cable harness is protected from damage or the like. The drawer element connected to the cable harness on the front side of the drawer can be designed for identifying the drawer, for example in a tool output system or for loading rechargeable batteries or the like.The drawer according to the invention having the multisegment receiving compartment makes it possible to form a secure and protected cable guide for the cable harness below a drawer both for wide or narrow and / or low drawers and / or for drawers with a large extension length.In a preferred embodiment, it is provided that in the receiving compartment, preferably in an inner receiving compartment segment, a bendable spring material guide strip, preferably made of metal or plastic, is provided for the cable harness with a predetermined length, wherein in particular the spring material guide strip is bendable in the longitudinal direction and / or the spring material guide strip has a higher stiffness in the transverse direction than in the longitudinal direction. The spring material guide strip for the cable harness ensures reliable guiding and / or movement of the cable harness during the extraction or the retraction of the drawer into the tool cabinet within the receiving compartment. In addition, the spring material guide strip prevents damage or buckling of the cable harness when the drawer is actuated, i.e. when the drawer is pulled out or retracted.Furthermore, an embodiment of the drawer is characterized in that a first end of the bendable spring material guide strip is connected to an outer receiving compartment segment by means of a first connecting piece and / or a second end of the bendable spring material guide strip is connected to an inner receiving compartment segment by means of a second connecting piece.In addition, in a development of the drawer, it is advantageously provided that the spring material guide strip is connected to the cable harness by means of at least one connecting body, in particular between the first connecting piece and the second connecting piece. In particular, a plurality of connecting bodies are provided between the first connecting piece for the spring material guide strip, which is connected to the outside receiving compartment segment, and the second connecting piece for the spring material guide strip, which is connected to the inside receiving compartment segment, at preferably regular intervals in order to connect the spring material guide strip to the movable section of the cable harness along the elastically bendable spring material strip. Preferably, the inner receiving compartment segment is connected to the movably arranged drawer. It is also preferred that the outside receiving compartment segment is connected to the tool cabinet.In particular, according to a preferred development of the drawer, it is provided that the connecting body or the connecting bodies is or are designed such that the respective connecting body is connected to the cable harness in a slip-proof manner, and the respective connecting body has a passage for the spring material guide strip. In this case, the connecting body or bodies are fixedly connected to the cable harness. By means of the passage of the connecting body or bodies for the spring material guide strip, it is made possible that differences in length arising during a displacement or movement of the cable harness during the extraction or the retraction of the drawer are compensated, since for example the spring material guide strip is or is guided along the cable harness on one side of the cable harness, for example the outer side. By means of the passage of the connecting bodies, it is possible to connect the spring material guide strip to the cable harness and to guide the spring material guide strip movably for length compensation when the cable harness is moved.Furthermore, in one configuration of the drawer, it is provided that a connecting body or the connecting body or bodies is or are each designed as a sliding guide body which can be moved in the receiving compartment for guiding the cable harness in the receiving compartment, in particular between an inner receiving compartment segment and the drawer body. Because the connecting bodies are designed as sliding guide bodies in the, in particular flat, receiving compartment between the drawer body and the inner receiving compartment segment, the installation space between the inner receiving compartment segment and the drawer body is filled, wherein the sliding guide bodies are dimensioned or designed in such a way that tilting of the sliding guide bodies in the receiving compartment is prevented and the cable harness and the spring material guide strip are or are aligned in a, preferably horizontal plane or are guided during movement of the drawer.Furthermore, according to a further aspect, it is preferred that the cable harness is or is guided in a U-shaped manner in the receiving compartment, in particular between the first connecting piece and the second connecting piece. Due to the U-shaped arrangement of the cable harness in the receiving compartment and due to the U-shaped guidance of the spring material guide strip along the cable harness, the cable harness is guided without buckling during the movement of the drawer during the extension or the retraction of the drawer. In particular, the movably arranged section of the cable harness is formed or arranged in a U-shape in or on the inner receiving compartment segment.Furthermore, in one embodiment of the drawer, it is advantageous that a preferably Ω-shaped or U-shaped loop guide body for the cable harness is provided in the receiving compartment. This prevents buckling or bending damaging the cable harness. The loop guide body achieves that the cable harness is guided in a loop-shaped manner, preferably in a corner of the receiving compartment or the like, and is secured against damage.In particular, in one embodiment, the loop guide body is arranged on one or the inner-side receiving compartment segment having a front side and a rear side, preferably in the region of the rear side of the inner-side receiving compartment segment.In addition, a development of the drawer is distinguished in that the receiving compartment having a front side and a rear side has a connection for the cable harness on the rear side and / or in that an outer receiving compartment segment of the receiving compartment having a front side and a rear side has a connection for the cable harness on the front side. In particular, the rear-side connection for the cable harness is connectable or connected to the housing of the tool cabinet, for example to a supply unit for the cable harness provided in the tool cabinet. In particular, the rear-side connection for the cable harness is arranged or formed on the outer-side receiving compartment segment. Furthermore, the front-side connection for the cable harness makes it possible to connect the cable harness to a load unit of the drawer, such as a display unit or a lighting unit, for example, and to supply power to the load unit and / or to transmit data from the supply unit to the load unit.Furthermore, it is preferred according to one configuration of the drawer that a first, preferably rectilinear, end section of the cable harness is guided, preferably linearly, in the interior of the receiving compartment, in particular in the interior of the inner receiving compartment segment, from the rear side of the receiving compartment along a first longitudinal side, and a second, preferably rectilinear, end section of the cable harness is guided, preferably linearly, in the interior of the receiving compartment, in particular in the interior of the inner receiving compartment segment, along a second longitudinal side of the receiving compartment opposite the first longitudinal side of the receiving compartment, wherein a free cable section is arranged between the first end section of the cable harness and the second end section of the cable harness movably in the receiving compartment, in particular in a meandering or S-shaped manner.For this purpose, in an advantageous embodiment, the drawer is characterized in that the receiving compartment is arranged on the underside of the drawer body or in that the receiving compartment is arranged on a longitudinal side of the drawer body.Preferably, according to a development of the drawer, the drawer body has a consumer unit, in particular a display unit and / or light unit, preferably in the region of the front side or on the front side, wherein the consumer unit is connected to the cable harness and / or the drawer body has a connection part for a consumer unit, preferably in the region of the front side or on the front side, wherein the connection part is connected to the cable harness.In addition, the drawer is characterized in that the height of a horizontally oriented receiving compartment for the cable harness is less than four times or three times, in particular less than twice, the cross-sectional height of the cable harness in the receiving compartment.Furthermore, the object is achieved by a tool cabinet having at least one, in particular extendable and / or retractable, drawer, as described above. In order to avoid repetitions, express reference is made to the above explanations. The drawer is arranged in the tool cabinet in such a way that it can be moved reversibly.Further features of the invention will become apparent from the description of embodiments of the invention taken in conjunction with the claims and the accompanying drawings. Embodiments according to the invention may fulfil individual features or a combination of several features.Within the scope of the invention, features which are marked "in particular" or "preferably" are to be understood as optional features.The invention is described below without limiting the general concept of the invention on the basis of exemplary embodiments with reference to the drawings, wherein reference is expressly made to the drawings with respect to all details according to the invention which are not explained in more detail in the text. The following are shown: FIG. 1 aschematically shows a longitudinal section through a drawer according to the invention of a tool cabinet; FIG. 1 bschematically shows a cross-section through the drawer of the toolbox; FIG. 2 schematically shows a front view of a receiving compartment of the drawer for receiving a cable harness; FIG. 3 aschematically shows a top view of a receiving compartment in the retracted state; FIG. 3 bschematically shows a top view of the receiving compartment in a central position; FIG. 3c is a schematic top view of the receiving compartment in the extended state; FIG. 4 schematically shows a cross section through a holder for a cable harness; FIG. 5 schematically shows a perspective illustration of a first connecting piece of the receiving compartment for the cable harness, and FIG. 6 schematically shows a perspective illustration of a second connecting piece of the receiving compartment for the cable harness.In the drawings, identical or similar elements and / or parts are each provided with the same reference numerals, so that renewed presentation is omitted in each case.FIG. 1 aschematically illustrates a longitudinal section through a drawer 10 according to the invention of a schematically designated (and not illustrated) toolbox W. FIG. 1 bshows a cross section through the drawer 10. the drawer 10 has a drawer body 12 with a cuboidal receiving space for receiving at least one tool or tool parts. On the front side of the drawer body 12 a grip recess 14 is provided for pulling the drawer 10 out of the tool cabinet W. A connector 16 for a cable harness is formed on the rear side of the drawer body 12, so that, for example, a display panel 15 on the front-side grip recess 14 is supplied with current by means of the cable harness and / or data is transmitted from the connector 16 to the display panel 15 by means of the cable harness.On the underside of the drawer body 12, a receiving compartment 20 for a cable harness 40 is arranged outside the receiving space of the drawer body 12 for at least one tool or tool part.FIG. 2 schematically shows a front view of the underside receiving compartment 20 (without showing the drawer body) for the cable harness 40. The receiving compartment 20 has an outer receiving compartment segment 22 and an inner receiving compartment segment 24, wherein the inner receiving compartment segment 24 is received in the receiving compartment segment 22. The receiving compartment segment 22 and the receiving compartment segment 24 arranged therein are configured in the manner of a trough and are movable relative to one another, so that the two receiving compartment segments 22, 24 of the receiving compartment 20 are telescopic. The inner receiving compartment segment 24 is connected, in particular fixedly, to the underside of the drawer body 12, while the outer receiving compartment segment 22 is connected to the rear side of the tool cabinet W.FIGS. 3 a, 3 b, 3 cschematically show plan views of the receiving compartment 20 for the cable harness 40 in different positions of the extendable inner receiving compartment segment 24 with respect to the fixed or stationary receiving compartment segment 22.FIG. 3 ashows the position of the receiving compartment 20 in the retracted state of the drawer or of the receiving compartment 20, respectively. a middle position of the receiving compartment 20 in the case of a half-extended drawer is illustrated in FIG. 3 b. The completely failed position of the receiving compartment 20 is shown in FIG. 3 b.From the rear connection 16, the cable harness 40 is guided linearly along a longitudinal side of the receiving compartment 20 or a longitudinal side of the receiving compartment segments 22, 24 as far as a first connecting piece 32. Here, the harness portion from the terminal 16 to the first connector 32 is connected to the outside accommodation compartment segment 22 by at least one bracket or a plurality of brackets (see FIG. 4 ).FIG. 4 shows a cross-section of a holder 50 for the cable harness. Here, the bracket 50 is formed in a mouth shape to receive the harness 40. The holder 50 is firmly connected to the outside receiving compartment segment 22.As can be seen from FIGS. 3 ato 3 c, the section of the cable harness 40 is guided or formed in a U-shape on or within the second receiving compartment segment 24 from the first connecting piece 32 to a second connecting piece 34 which is arranged on the inner receiving compartment segment 24 in the rear region. In the area between the first connector 32 and the second connector 34, the portion of the cable harness 40 is movable within the receiving compartment segment 24. A spring material guide strip 36 is provided on the outside of the cable harness 40 in the section between the first connecting piece 32 and the second connecting piece 34, so that during the extension movement of the drawer 12 or during the extension movement of the receiving compartment 20, the movable section of the cable harness 40 is guided within the inner receiving compartment segment 24 while maintaining the U-shape of the movable section of the cable harness 40.The second connecting piece 34 is arranged in the rear region of the receiving compartment segment 24 and on the side opposite the first connecting piece 32.Along the movable portion of the harness 40 between the first connector 32 and the second connector 34, connecting bodies 38 are spaced to connect the movable portion of the harness 40 to the spring material guide strip 36. Here, the connecting bodies 38 are fixedly connected to the movable portion of the harness 40.The connecting bodies 38 are furthermore designed as sliding guide bodies, so that when the drawer or the receiving compartment segment 24 is moved, the connecting bodies 38 slide on the receiving compartment segment 24 and are guided between the receiving compartment segment 24 and the underside of the drawer 12.Furthermore, the connecting bodies 38 have a feedthrough or the like for the spring material guide strip 36 in order to compensate for differences in length which arise during movement of the drawer or of the second receiving compartment segment 24. Preferably, the spring material guide strip 36 is made of metal and has a higher stiffness in the longitudinal direction than in the transverse direction. In particular, the width of the spring material guide strip 36 corresponds to the cross section or height cross section of the cable harness 40.In FIG. 5, a perspective illustration of the first connecting piece 32 is shown. The connecting piece 32 is connected fixedly or in a fixed manner to the outside receiving compartment segment 22. The first connecting piece 32 has a closure 33, preferably clamping, for the cable harness 40, so that the cable harness 40 is firmly connected to the connecting piece 32. On the outside of the connector 32, a slot 35 is formed for receiving one end of the spring material guide strip 36, in which the free end of the spring material guide strip 36 is disposed. The spring material guide strip 38 is movably disposed within the slot 35 to compensate for differences in length between the movable portion of the cable harness 40 and the spring material guide strip as the receptacle segment 24 moves and thus as the movable portion of the cable harness 40 moves between the first connector 32 and the second connector 34.The second connecting piece 34 (compare FIGS. 3 ato 3 c ) is arranged in the rear region of the receiving compartment segment 24. In FIG. 6, a perspective representation of the connecting piece 34 is schematically shown. The connecting piece 34 has a closure 37, preferably a clamping closure, for fastening the cable harness 40. Further, the connector 34 is provided with a slot 39 for receiving the (second) free end of the spring material guide strip 36. The free end of the spring material guide strip 36 is movably disposed within the slot 39.Furthermore, the connecting piece 34 is formed with a loop guide body 31, so that the cable harness 40 is guided in an Ω-shape by means of the loop guide body 31, wherein the further portion of the cable harness 40 is or is linearly guided in the longitudinal direction of the cable harness 40 after the Ω-shaped loop in the direction of the front side of the receiving compartment 20 or of the drawer 12 along the longitudinal side of the inner receiving compartment segment 24. In this case, the section of the cable harness 40 between the loop guide body 31 and the front side of the receiving compartment 20 is preferably connected to the receiving compartment segment 24 by means of a or corresponding fastening means.All features mentioned, including those taken alone from the drawings and also individual features which are disclosed in combination with other features, are considered to be essential to the invention alone and in combination. Embodiments according to the invention may be fulfilled by individual features or a combination of a plurality of features.List of reference characters10 Drawer 12 Drawer body 14 Grip recess 15 Display panel 16 Connection 20 Receiving compartment 22 Receiving compartment segment 24 Receiving compartment segment 31 Loop guide body 32 Connecting piece 33 Closure 34 Connecting piece 35 Slot 36 Spring material guide strip 37 Closure 38 Connecting body 39 Slot 40 Cable harness 50 Holder W Tool cabinet

Claims

Drawer (10) for a tool cabinet having a drawer body (12) for receiving at least one tool part, wherein an, in particular flat and / or elongated, receiving compartment (20) for receiving at least one cable harness (40) is provided on the drawer body (12), wherein the receiving compartment (20) has at least two receiving compartment segments (22, 24), which are preferably arranged one inside the other and / or are trough-like, further preferably are flat trough-like, wherein the receiving compartment segments (22, 24) are telescopic.Drawer (10) according to claim 1, characterised in that a cable harness (40) is arranged or accommodated in the receiving compartment (20).Drawer (10) according to claim 1 or 2, characterised in that in the receiving compartment (20), preferably in an inner receiving compartment segment (24), a bendable spring material guide strip (36), preferably made of metal or plastic, is provided for the cable harness (40) with a predetermined length, wherein in particular the spring material guide strip (36) is bendable in the longitudinal direction and / or the spring material guide strip (36) has a higher stiffness in the transverse direction than in the longitudinal direction.Drawer (10) according to claim 3, characterised in that a first end of the flexible spring material guide strip (36) is connected to an outer receiving compartment segment (22) by means of a first connecting piece (32) and / or a second end of the flexible spring material guide strip (36) is connected to an inner receiving compartment segment (24) by means of a second connecting piece (34).Drawer (10) according to claim 3 or 4, characterised in that the spring material guide strip (36) is connected to the cable harness (40) by means of at least one connecting body (38), in particular between the first connecting piece (32) and the second connecting piece (38).Drawer (10) according to claim 5, characterised in that the connecting body (38) or the connecting bodies (38) is or are designed in such a way that the respective connecting body (38) is connected to the cable harness (40) in a slip-proof manner, and the respective connecting body (38) has a passage for the spring material guide strip (36).Drawer (10) according to Claim 5 or 6, characterized in that a connecting body (38) or the connecting body or bodies (38) is or are each designed as a sliding guide body (38), which can be moved in the receiving compartment (20), for guiding the cable harness (40) in the receiving compartment (20), in particular between an inner receiving compartment segment (24) and the drawer body (12).Drawer (10) according to one of Claims 2 to 7, characterized in that the cable harness (40) is or is guided in a U-shaped manner in the receiving compartment (20), in particular between the first connecting piece (32) and the second connecting piece (34).Drawer (10) according to one of Claims 1 to 8, characterized in that a preferably Ω-shaped or U-shaped, loop guide body (31) for the cable harness (40) is provided in the receiving compartment (20).Drawer (10) according to claim 9, characterised in that the loop guide body (31) is arranged on one or the inner receiving compartment segment (24) having a front side and a rear side, preferably in the region of the rear side of the inner receiving compartment segment (24).Drawer (10) according to one of Claims 1 to 10, characterized in that the receiving compartment (20) having a front side and a rear side has a connection (16) for the cable harness (40) on the rear side, and / or in that an outer receiving compartment segment of the receiving compartment (20) having a front side and a rear side has a connection for the cable harness (40) on the front side.Drawer (10) according to one of Claims 1 to 11, characterized in that a first, preferably rectilinear, end section of the cable harness (40) is guided, preferably linearly, in the interior of the receiving compartment (20), in particular in the interior of the inner receiving compartment segment (24), from the rear side of the receiving compartment (20) along a first longitudinal side, and a second, preferably rectilinear, end section of the cable harness (40) is guided, preferably linearly, in the interior of the receiving compartment (20), in particular in the interior of the inner receiving compartment segment (24), along a second longitudinal side of the receiving compartment (20) opposite the first longitudinal side of the receiving compartment (20), wherein a free cable section is arranged between the first end section of the cable harness (40) and the second end section of the cable harness (40) such that it can be moved in the receiving compartment (20), in particular in a meandering or S-shaped manner.Drawer (10) according to one of Claims 1 to 12, characterized in that the receiving compartment (20) is arranged on the underside of the drawer body (12), or in that the receiving compartment (20) is arranged on a longitudinal side of the drawer body (12).Drawer (10) according to one of Claims 2 to 13, characterized in that the drawer body (12) has a consumer unit (15), in particular a display unit and / or light unit, preferably in the region of the front side or on the front side, wherein the consumer unit is connected to the cable harness (40), and / or in that the drawer body (12) has a connection part for a consumer unit, preferably in the region of the front side or on the front side, wherein the connection part is connected to the cable harness (40).Toolbox having at least one, in particular extendable and / or retractable, drawer (10) according to one of Claims 1 to 14.

Citation Information

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