CN111480026A - Mounting fixture - Google Patents

Mounting fixture Download PDF

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Publication number
CN111480026A
CN111480026A CN201880080063.9A CN201880080063A CN111480026A CN 111480026 A CN111480026 A CN 111480026A CN 201880080063 A CN201880080063 A CN 201880080063A CN 111480026 A CN111480026 A CN 111480026A
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CN
China
Prior art keywords
clip
mounting
mounting clip
clamping
rail
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
CN201880080063.9A
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Chinese (zh)
Inventor
D·费尔南德斯
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A Raymond SARL
Original Assignee
A Raymond SARL
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Filing date
Publication date
Application filed by A Raymond SARL filed Critical A Raymond SARL
Publication of CN111480026A publication Critical patent/CN111480026A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/12Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
    • F16L3/127Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing and extending away from the attachment surface
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/12Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
    • F16L3/13Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing and engaging it by snap action
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/24Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with a special member for attachment to profiled girders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/24Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with a special member for attachment to profiled girders
    • F16L3/243Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with a special member for attachment to profiled girders the special member being inserted in the profiled girder
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/30Installations of cables or lines on walls, floors or ceilings
    • H02G3/32Installations of cables or lines on walls, floors or ceilings using mounting clamps

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Clamps And Clips (AREA)
  • Installation Of Indoor Wiring (AREA)

Abstract

A mounting clip (1) for attaching a cable or pipe (21) to a clip receiving portion (35), which may be a groove or a mounting rail, in particular a C-shaped rail or an electrical rail. The mounting clip (1) comprises at least two clamping legs (9) for releasably fastening the mounting clip (1) to a clip receiving portion (35), a one-or multi-part clamping clip (5) and at least one release region (13) adapted to reversibly release the mounting clip (1) from the clip receiving portion (35) upon application of a force.

Description

Mounting fixture
Technical Field
The invention relates to a mounting clip and a combination of a mounting rail and a mounting clip and a flat profile for producing a mounting clip, wherein the mounting clip is adapted to be releasably fixed on a receptacle or a mounting rail.
Background
In vehicle manufacturing, building technology and many other fields fastening systems are often used which allow to attach and thus install pipes, ducts, cables, cable harnesses etc. so that they can also be released and removed. For example, electrical cables in motor vehicles are arranged along certain body parts and are used for power supply and for communication with electronic components and sensors. In buildings, electrical wires or supply lines (e.g. supply lines for water or natural gas) are arranged along the ceiling or walls. Also in electrical control cabinets, the cables should be arranged to the switching elements in an orderly manner. For all applications it is often required that the cable must be reversibly releasable, i.e. that the cable should be easy to attach and remove with respect to arranging the cable within a wall or in a raceway. For this purpose, rails (for example so-called C-rails or electrical rails) are usually fixedly mounted, for example screwed to a solid ceiling or screwed or welded to the vehicle body, and releasable anchors are then used in these rails, which on the one hand grip the cable or the pipe and on the other hand are anchored in the rail.
A disadvantage of the previously known system is that it is complicated to operate and thus increases the time required for the technician. So-called hammerhead screws (which interlock in a C-shaped track) are usually used and the second member is fixed by a nut. Suitable tools are also required for the relatively complex assembly of such a multi-part anchor. In addition, such an anchor is complicated and expensive to manufacture, since in this case several parts with suitable threads have to be manufactured. Further improvements in construction are often limited because some components (such as nuts and bolts) must be present and require adequate space. Anchoring elements that are mounted by being clamped or clamped offer advantages in this respect, but often do not meet stability or safety requirements, or are difficult to release or cannot be released at all. Such a clamp for attaching a pipe is known from US 6,105,216.
Disclosure of Invention
It is an object of the present invention to provide a mounting member which can mechanically anchor a pipeline on a mounting rail or groove and which can be easily and reversibly released.
This object is solved by a mounting clip according to claim 1, a combination of a mounting rail and a mounting clip according to claim 13 or by a flat profile for manufacturing a mounting clip according to claim 16. Advantageous developments of the invention are specified in the dependent claims.
A mounting clip according to the present invention for attaching a cable or pipe to a clip receiving portion comprises at least two clamping legs for releasably securing the mounting clip to the clip receiving portion. The clip receiving portion may be a groove or a mounting rail, in particular a C-rail or an electrical rail. The mounting fixture further includes: a single or multi-part clamp that receives a cable or conduit; and at least one release region adapted to reversibly release the mounting clip from the clip receptacle upon application of a force. The clamping legs can be arranged in an axially symmetrical manner on opposite sides of the mounting clip, so that the mounting clip can be pressed or clipped into the clip receptacle under the action of a force, so that the mounting clip is clamped in a stable manner in the clip receptacle. One or more pipes or cables may be arranged in the clamping clip and may be inserted into the clamping clip after or even before the mounting clip has been attached to the clip receptacle. The release region is arranged on or at the clamping leg and, upon application of a force directed toward the center of the mounting clip, bends the clamping leg inwardly against its pretensioning force, so that the mounting clip can be released and removed from the clip receptacle. Such a mounting clip can be easily and quickly assembled and released. As further explained below, the release may be done manually or with the aid of a tool. In both cases, the elastic pretensioning of the clamping legs is maintained, so that the mounting clip can be reused.
The mounting clip is typically integrally formed from metal (e.g., steel plate). This enables low-cost production using flat profiles by bending and/or folding the flat profile. During production, the clamping legs are preferably given the required pretensioning force, while the clamping legs have an elasticity such that the clamping legs can be pushed inwards when inserted into the clamp receptacle by their edge and when removed by the technician. Metal mounting clips also offer the advantage of exhibiting good fire resistance to ensure that cables or pipes can be reliably attached even in the event of a fire. Alternatively, the mounting clip can also be made of a plastic material, which can reduce the weight and thus achieve a particularly effective lightweight construction.
In a typical variant, the clamping legs each comprise at least one locking element, which is adapted to anchor the mounting clip on the mounting rail and is preferably formed as a bulge, projection or hook. The locking element is slightly wider than the clip receiver, so that the clamping legs compress elastically when pushed in and spring outward in the final position, subsequently positioning the locking element below the edge of the clip receiver. In this way, they prevent the mounting clip from falling out of the clip accommodating portion. To remove the mounting clip, the individual clamping legs have to be pressed or pulled inwards at least to the width of the locking element, so that the mounting clip can be removed from the clip receptacle.
In a preferred embodiment, the mounting fixture comprises at least one elastic tensioning element. In the mounted state, the elastic tensioning element can be placed on top of the edge of the clip receptacle and exert an elastic force thereon. In another aspect, the clamping leg includes a locking element (e.g., a pin or protrusion) positioned such that the locking element prevents the mounting clip from being removed from the clip receptacle while the resilient tensioning element remains pressed against the edge of the clip receptacle. The upper side of the clip receptacle is thus clamped between the elastic tensioning element and the clamping leg, and the mounting clip is anchored in the clip receptacle without play.
In an advantageous variant, the release areas are each formed in the form of a tab (lug). The tab may extend, for example, upwardly from the clamping leg. This has the advantage that, due to the leverage produced depending on the length of the tab, the clamping legs can be pressed inwards in a particularly simple manner, so that the mounting clip can thus be released. The mounting clip can be easily released without the use of other tools, while providing a consistently strong anchorage, and can also be easily released with the aid of a tool. It is also advantageous here to arrange the clamping legs such that: the tabs are located on oppositely disposed sides of the mounting clip so that they can be well grasped and pulled out of the clip receptacle.
In an advantageous variant, the relief regions are each formed in the form of an eyelet. For example, suitable eyelets can be provided directly on each of the two oppositely disposed clamping legs. To release the mounting clip, the tip of a pliers-like tool can be engaged with the corresponding eyelet and released from the clip receptacle by pressing on the clamping leg, so that the mounting clip can be removed. This configuration provides the following advantages: a tool with lever properties and thus enhanced power transmission may be used, wherein the tool is reliably engaged with the eyelet and the tool is significantly less likely to slip out of the release area than if only the abutment surface were present. This is particularly advantageous when a large number of mounting clips are to be released, since in this variant it is almost inevitable that a correct use of the tool is required.
Desirably, the mounting clip has one or more engagement openings for the release tool. These engagement openings are arranged, for example, in the central base surface, i.e. between the clamping legs and the clamping clips. These engagement openings allow access to the eyelet or tab of the mounting clip and generally the relief area with a tool, even if the relief area is positioned in a location where it would otherwise be covered due to the structure of the mounting clip. The greatest possible functionality is thus achieved, and the option of structurally adapting the mounting clip to the clip receptacle is retained.
Preferably, the holding clip comprises an insertion aid. The clamping jaws usually have an opening through which the cable or pipe can be pushed into the clamping jaw perpendicularly to its axis. Advantageously, the opening is smaller than the diameter of the cable or pipe, the opening being pushed slightly apart when the cable or pipe is pushed through the opening, and the opening reverts to its original further closed state when the cable or pipe is fully seated in the clamping clip. If insertion aids are attached on both sides of such an opening, the insertion aids will assist insertion by centering the cable or pipe in the opening and preventing it from tilting at the edges of the opening. This makes insertion easier and faster and prevents damage to the cable or pipe.
In a common variant, the gripping clamps have an angular shape, in particular a triangular shape, suitable for holding cables or pipes of different diameters. As will be explained in more detail below with the aid of the figures, the inward pretensioning of the two triangular sides moves them inward, so that the pipe or cable located in the clamping clip is clamped. This folding movement of the triangular sides is carried out over a sufficiently large angular range, i.e. until the cable or pipe in the clamping clip stops the movement and is clamped by the triangular sides. Thus, the clamping action is wide in range regardless of the diameter of the cable or conduit. It is thus possible to grip cables or pipes of different thickness. This also helps in the event of a fire where the insulation layer may melt but the metal cable is still held and will not fall out of the clamping clip because the two triangular sides are folded further inwards to make contact with the metal cable.
The clamping clip advantageously comprises a split lock. An eyelet may be provided on one side of the opening of the clamp and a curved tab, hook or the like may be provided on the opposite side. The two elements may engage each other to prevent the cable or pipe from falling out of the clamp. The split lock can be reversibly closed and opened by pushing the tab into and out of the eyelet.
In a further advantageous variant, the clamping clip comprises a grip ring adapted to hold cables or pipes of different diameters in the clamping clip. As will be explained further below with the aid of the figures, such a gripping ring can be formed, for example, as a further angled side of a triangular clamping clip. In case the diameter of the cable changes while it is in the clamping clip (e.g. due to melting of the insulation layer due to fire), the now thinner cable will still be held in the gripping ring. Additionally, the grip ring (i.e., the angled sides of the clip) may spring back toward the central or base surface. This prevents the cable from falling out of the clamp.
In a useful variant, the mounting clamp comprises a cutting contact adapted to penetrate the cable insulation and to establish an electrically conductive connection between the cable conductor and the mounting clamp when the cable is inserted into the clamping clamp. For example, the grounding can be established by means of a simple crimping pliers, by means of cables, metal mounting clamps and mounting rails, without any special tools, even completely without tools.
In a preferred combination of the mounting rail and the mounting clip, the clamping legs are configured to support the mounting clip by abutting against an inner surface of the mounting rail. Although the locking elements formed transversely on the clamping legs as just described prevent the mounting clip from falling out of the clip receptacle, the clamping legs can each have a height or length such that: when the mounting clip is located in the clip receiving portion and pressure is applied to the mounting clip from above, the mounting clip remains largely stationary. The lower edges of the clamping legs then support the mounting clip on the lower inner surface of the mounting rail. It may also be particularly advantageous to select the length of the clamping legs such that the distance from the lower edge of the clamping legs to the upper edge of the locking element is minimally greater than the distance from the lower surface to the upper surface of the mounting rail. In this way, the mounting clip is seated in the mounting rail with a certain pretension and can prevent sliding, movement or vibration during operation, for example in an electrical control cabinet. Due to the supporting properties of the clamping legs, the upper surface of the mounting rail or C-shaped rail (e.g., the inward upper hem) may be prevented from bending under the application of pressure to the mounting clip.
In an advantageous variant, the elastic tensioning element is arranged on the lower inner surface of the mounting rail. In this embodiment of the mounting clip, the elastic tensioning element can be arranged in a particularly space-saving, substantially central manner. Due to the spacing from the inner surface or the base surface, the elastic tensioning element can also be formed larger, with particularly advantageous stabilization properties.
In a further exemplary variant, the elastic tensioning element is arranged on the upper fold of the mounting rail. A smaller elastic tensioning element can be formed on the mounting fixture, since the distance to the upper fold is also smaller. In this variant, it is advantageous to use four elastic tensioning elements to obtain a particularly uniform (because of the symmetry) stability of the mounting clip. This is good for preventing the mounting clip from tilting laterally.
Preferably, the mounting clip is formed by a flat profile made of metal, in particular steel plate, wherein the flat profile comprises plate elements for each or more clamping legs, clamping clips and elastic tensioning elements integrally connected to each other. The mounting clip is manufactured by cutting or punching a flat profile and then folding or bending. This is possible with the aid of some machines or tools and does not require gluing, welding, etc. The cutting line is always chosen such that all components remain connected to each other. The required pretension (e.g. of the compression legs) can be easily obtained, wherein the surface of the individual elements remains smooth and no grinding of the weld seams or adhesives is required. Thus, the manufacturing process is fast and cost effective. Alternatively, the mounting clip can also be manufactured from a flat profile made of plastic material by methods known to the person skilled in the art (e.g. hot deformation).
Ridges, projections or hooks are usually formed on the clamping legs of the flat profile. As mentioned above, ridges, protrusions or hooks are required to anchor the finished mounting clip in the clip receiving portion. The required cut-outs and notches are thus already made when shaping the flat profile, which allows a quick production of the mounting fixture.
In a typical variant, the clamping legs are arranged in a flat profile and are cut such that the clamping legs are aligned substantially perpendicularly to the elastic tensioning element. This allows the finished mounting clip to be anchored particularly firmly in the clip receptacle.
In other typical variants of the flat profile, the elastic tensioning element and/or the clamping legs can be arranged wholly or partially within the clamping clip, as long as the flat profile is in its original unfolded state. This means that space and material are saved during the manufacturing process, which is possible because the clamping clip does not have to consist of a complete surface in order to require its stability. Furthermore, the elastic tensioning element and the clamping legs can thus be positioned very advantageously.
Drawings
Embodiments of the invention will be described in more detail below with reference to the accompanying drawings, in which:
FIG. 1: showing a side perspective view of the mounting clip;
FIG. 2: a perspective view from obliquely below of a mounting clip is shown, the mounting clip having two relief areas in the form of tabs;
FIG. 3: showing a side perspective view of the mounting clip open to the bottom;
FIG. 4: a side perspective view of another embodiment of a mounting clip is shown, the mounting clip having no resilient tensioning element;
FIG. 5: showing a top perspective view of another embodiment of a mounting clip;
FIG. 6: a perspective view from obliquely below of a mounting clip is shown, the mounting clip having two release areas in the form of eyelets and an engagement opening;
fig. 7A and 7B: a schematic view of a mounting clip with triangular clamping clips and an insertion aid, respectively;
FIG. 8: a schematic side view of a mounting clip with triangular clamping clips and an insertion aid is shown;
FIG. 9: a schematic side view of a mounting clip with a triangular clamping clip and split lock is shown;
fig. 10A, 10B, and 10C: a schematic view of a gripping clip with a gripping ring and a cable located in the gripping clip, respectively;
FIG. 11: showing a side perspective view of a mounting clip installed in the C-shaped track, the mounting clip having a resilient tensioning element that rests on the upper hem of the C-shaped track;
FIG. 12: showing a side perspective view of a mounting clip installed in the C-shaped rail, the mounting clip having a resilient tensioning element seated on a lower inner surface of the C-shaped rail;
FIG. 13: showing a side view of the mounting clip installed in the C-shaped track;
FIG. 14: a top view of a flat profile for a mounting fixture is shown;
FIG. 15: showing a top perspective view of the mounting clip in the clip receiving portion with the conduit disposed therein;
FIG. 16: showing a top perspective view of a mounting clip in a C-shaped track with a conduit placed in the mounting clip;
FIG. 17: a top perspective view of the mounting clip on the electrical rail is shown with the conduit placed in the mounting clip and the resilient tensioning element extending across the entire width.
In the drawings, corresponding parts have the same reference numerals.
Detailed Description
Fig. 1 shows an embodiment of a mounting clip 1 according to the invention in a side perspective view. Starting from the base area 3, the clamping clip 5 extends upwards in two parts and forms an upper opening 7, the upper opening 7 allowing insertion of a cable or a pipe from above. The two clamping legs 9 extend downwards and each comprise a locking element 11. In the present case, the locking elements 11 are each configured in the form of a bead or a projection and are held at a sufficient distance from one another in order to ensure a reliable anchoring in the holder receptacle. The clamping legs 9 have a sufficiently large release area 13 thereon, and the release area 13 allows a force to be applied, for example by pressing together, in order to bend the clamping legs 9 inwards, so that the mounting clip 1 is removed from the clip receptacle. In this embodiment, the gripping legs 9 have the following length: this length enables the clamping legs 9 to support the mounting clip 1 on the lower inner side of e.g. a C-shaped rail with pressure applied from above. Furthermore, four elastic tensioning elements 15 are formed, which are formed in a material-saving and space-saving manner from the plate elements originally forming the clamping clip 5, wherein the formed recesses are not required to ensure a sufficient rigidity of the clamping clip 5. At the opening 7 two insertion aids 17 are formed, which insertion aids 17 allow a simple insertion of a cable or a pipe into the clamping clip 5 from above. In this embodiment, the installation jig 1 may be inserted into the jig housing portion first, and then the pipe or the cable may be pressed into the holding clip 5 from above, or the pipe or the cable may be pressed into the holding clip 5 first, and then the installation jig 1 with the cable or the pipe may be inserted into the jig housing portion.
Fig. 2 shows a perspective view from obliquely below of the mounting clip 1, the mounting clip 1 having two release regions 13 which are each formed in the form of a tab. It can be seen that the release areas 13 formed in the form of tabs are arranged at a smaller distance from each other than the release areas 13 in the embodiment of fig. 1. Furthermore, the tab is particularly well accessible through the engagement opening 19 formed in the base region 3 of the mounting clip 1 by using a tool. The tabs are formed integrally with the clamping legs 9 and can pull the clamping legs 9 inwards by additional leverage, releasing them from the clamp receivers. In addition, a shortened form of the clamping leg 9 can be seen in this variant.
Fig. 3 shows a side perspective view of the mounting clip 1 open to the bottom. In this way, the cable or pipe can only be inserted into the clamping clip 5 through the opening 7 which is now located at the bottom, and the mounting clip 1 is anchored in the clip receptacle by means of the four clamping legs 9. This embodiment provides a particularly reliable locking against the cable or pipe falling out. The clamping legs 9 each comprise two different locking elements 11, namely locking elements 11 in the form of projections and hooks. The release area 13 is designed as a tab in the direct extension of the clamping leg 9, and the release area 13 has a lateral projection for enlarging the engagement surface. When the release areas 13 are pressed together and bent inwards, both the hooks and the projections move inwards, allowing the mounting clip 1 to be released from the anchoring, since the clamping legs 9 are correspondingly formed integrally in the lower area. As mentioned before, the combination of the four elastic tensioning elements 15 with the locking element 11 allows the mounting clip 1 to be clamped firmly on the upper plate element of the clip receiving portion.
Fig. 4 shows a side perspective view of another embodiment of the mounting clip 1, which is similar to fig. 3 but without the elastic tensioning element 15. Compared to fig. 3, the clamping legs 9 have a greater length, so that the mounting clip 1 can be clamped between the lower inner surface and the upper inner surface of the clip receptacle (in particular the C-shaped rail) by means of the locking elements 11. Therefore, the elastic tensioning element 15 is not required to ensure a secure fit of the mounting clip 1.
Fig. 5 shows a top perspective view of a further embodiment of the mounting clip 1, which mounting clip 1 is a particularly simple variant, wherein the locking element 11 is formed in the form of an upwardly folded clamping leg 9. In the upper region of the clamping leg 9, a release region 13 is provided, at which release region 13 the clamping leg 9 can be bent inward to release the locking element 11. The elastic tensioning element 15 in this variant abuts against the lower inner surface of the mounting rail. The base area 3 is provided with a cutting contact 20, which cutting contact 20 is manufactured from an electrically conductive material and has a sharp top edge in order to penetrate the insulation of the cable when the cable is inserted and to establish an electrically conductive connection with the mounting fixture 1 and possibly with the mounting rail in order to obtain, for example, an earthing of the cable. The cutting contact 20 may also be arranged in other suitable areas of the clamping clip 5 and have other suitable shapes, such as a thorn.
Fig. 6 shows a perspective view from obliquely below of the mounting fixture 1, the mounting fixture 1 having two release areas 13 in the form of eyelets. The eyelet is configured as a lower, inwardly extending portion of the gripping leg 9 and has an engagement opening 19, which engagement opening 19 can be engaged by a tool in order to pull the gripping leg 9 inwardly and release the locking element 11 from the grip accommodation.
Fig. 7A and 7B each show a schematic representation of a mounting clip 1 with a triangular-shaped clamping clip in cross section and an optional insertion aid 17. Due to its inward pretension, the clamping clip 5 is able to hold cables or pipes 21 of different diameters stably, while having the same base region 3. Thus, the sides of the gripping clip 5 are folded inwardly with sufficient force to hold a smaller diameter (fig. 7A) or larger diameter (fig. 7B) cable or conduit 21. The same embodiment of the mounting clip 1 can be chosen for different cable types, however, even in the event of a fire, the metal cable wires 24 can continue to be held after the cable insulation 23 has melted.
Fig. 8 shows a schematic side view of a mounting clip 1 with a clamping clip 5 of triangular cross section and an insertion aid 17. The clamping legs 9 each comprise a locking element 11 in the form of a hook and a release area 13 in the form of an eyelet. In the base region 3 there is an engagement opening 19, through which engagement opening 19 a tool (for example a pliers) can be guided for insertion into the eyelet 13. The technician can then pull the clamping legs 9 and the hooks 11 inwards and release the mounting clip 1 from the anchoring.
Fig. 9 shows a side perspective view of the mounting clip 1 with a clamping clip 5 having a triangular cross section and a split lock 25. After insertion of the cable or pipe 21 into the clamping clip 5, the split lock 25 can be closed conveniently by inserting the bent locking tab 27 into the locking eyelet 29, thereby preventing the cable or pipe 21 from falling out. In the example shown, the open lock 25 can remain locked, since the upper element 31 of the clamping clip 5 has an upward pretension and thus hooks the upper edge of the locking tab 27 behind the locking eyelet 29. For releasing, the upper element 31 of the clamping clip 5 can be pushed down and the locking tabs 27 can be pulled out of the locking apertures 29 by separating the transverse elements of the clamping clip 5, wherein the locking tabs 27 have a smaller vertical extension than the locking apertures 29. Alternatively, the locking tab 27 may have a spring pretension, whereas the locking tab 27 has a vertical extension larger than the locking aperture 29 and may be pushed into and out of the locking aperture 29 by pressing. It goes without saying that many other embodiments of the split lock 25 are possible. Furthermore, according to fig. 8, the split lock 25 can also be combined with the insertion aid 17.
Fig. 10A, 10B, 10C show a schematic view of the clamping clip 1 with the gripping ring 33 and the cable 21 in the clamping clip, respectively. As shown, the gripping ring 33 may be formed as an additional inwardly curved side of the gripping clip 5. The cable 21 with the cable insulation 23 and the cable wires 24 is held in the clamping clip 5 (fig. 10A) and in the case of a reduced cable diameter, for example due to melting of the cable insulation 23 in the event of a fire, the remaining cable wires 24 do not fall out of the clamping clip 5 but are still held by the grip ring 33 (fig. 10A, 10B). This allows for the clip 5 to be installed in a ceiling assembly with the base region 3 facing upwards as shown and is particularly useful in this case. Furthermore, it is also possible to provide a greater pretensioning force for the grip ring 33, so that: for smaller cable diameters, the grip ring 33 is pivoted further inward, additionally closing any openings, as shown in dashed lines in fig. 10C.
Fig. 11 shows a side perspective view of the mounting clip 1 mounted in a clip receptacle 35 in the form of a C-shaped rail, the mounting clip 1 having an elastic tensioning element 15, the elastic tensioning element 15 bearing on an upper fold 37 of the C-shaped rail 35. The clamping legs 9 anchor the mounting clip 1 to the upper hem 37 of the C-shaped rail 35.
Fig. 12 shows a side perspective view of the mounting clip 1 mounted in the C-shaped rail 35, the mounting clip 1 having the elastic tensioning element 15, the elastic tensioning element 15 bearing on the lower inner surface 39 of the C-shaped rail 35. The elastic tensioning element 15 is arranged correspondingly centrally from the base region 3 and allows a material-saving production and a space-saving arrangement.
Fig. 13 shows a side perspective view of the mounting clip 1 mounted in the C-shaped track 35. The clamping leg 9 anchors the mounting clip 1 to the upper fold 37 of the C-shaped rail 35 via the locking element 11 generating the reaction force and the elastic tensioning element 15. When pressure is applied to the mounting clip 1 from above, the clamping legs 9 are adapted by their length to support the mounting clip 1 by abutting against the lower inner surface 39 of the C-shaped rail 35, thereby preventing the upper hem 37 from being bent excessively.
Fig. 14 shows a plan view of a flat profile 41 for the mounting clip 1 and a side view of the C-shaped rail 35. The flat profile 41 comprises two plate elements, one for each of the clamping clip 5, the elastic tensioning element 15 and the clamping leg 9. According to fig. 5, the mounting clip 1 is manufactured by corresponding bending and folding, but for reasons of saving material the mounting clip 1 additionally also contains a central recess in the base region 3.
Fig. 15, 16 and 17 each show a top perspective view of the mounting clip 1, with the cable or pipe 21 positioned in the mounting clip 1, wherein the mounting clip 1 is anchored in the clip receptacle 35. The clip receiving portion 35 may take a variety of configurations, such as a groove in the surface in fig. 15, a C-shaped rail in fig. 16, and an electrical rail in fig. 17. All three variants are able to anchor the mounting fixture 1 by means of the locking element 11. In fig. 15 and 16, the locking elements 11 in the form of hooks and projections anchor the mounting clip 1 from the inside on the edge of the clip receptacle 35. In fig. 17, the locking element 11 in the form of a hook engages from the outside below the outer edge of the electrical rail, wherein the elastic tensioning element 15 extends over the entire width of the mounting clip 1. In order to release the mounting clip in the embodiment of fig. 17, the release regions 13 in the form of tabs and the locking elements 11 connected thereto must be correspondingly pulled outwards.
Many variations of the mounting clip 1 are possible on the basis of the above-described embodiments of the mounting clip 1. As already mentioned, the mounting fixture 1 can be made of a fire-resistant material, in particular metal, but also of a particularly light and inexpensive plastic material. In particular the arrangement and embodiment of the clamping clips 5 may vary depending on the application. For example, it is conceivable to provide the opening 7 laterally. Furthermore, it is possible to manufacture the mounting clip 1 without the release areas 3 (which can release the mounting clip 1 from the clip receiving portion 35 by bending the clamping legs 9 inwards), so that it is possible to mount or release the mounting clip 1 in or from the C-shaped rail, for example by pushing the mounting clip 1 laterally in and out of the C-shaped rail.

Claims (15)

1. A mounting clip (1) for attaching a cable or pipe (21) to a clip receiving portion (35), which may be a groove or a mounting rail, in particular a C-rail or an electrical rail, wherein the mounting clip (1) comprises at least two clamping legs (9) for releasably fastening the mounting clip (1) to the clip receiving portion (35), characterized in that:
the mounting clip (1) further comprises a one-or multi-part clamping clip (5) and at least one release region (13), the release region (13) being adapted to reversibly release the mounting clip (1) from the clip receiving portion (35) upon application of a force.
2. The mounting clip according to claim 1, characterized in that it is manufactured integrally from metal, in particular steel plate.
3. A mounting clip according to any one of the preceding claims, characterised in that the clamping legs (9) each comprise at least one locking element (11), which locking element (11) is adapted to anchor the mounting clip (1) in the clip receiving portion (35), and which locking element (11) is preferably shaped as a ridge, a protrusion or a hook.
4. A mounting clip according to any one of the preceding claims, characterised in that it comprises at least one elastic tensioning element (15).
5. A mounting clamp according to any one of the preceding claims, characterized in that the release areas (13) are each formed in the form of a tab.
6. A mounting clamp according to any one of claims 1-4, characterised in that the release areas (13) are each formed in the form of an eyelet.
7. A mounting clamp according to any one of the preceding claims, characterised in that it comprises one or more engagement openings (19) for a release tool.
8. A mounting clamp according to any one of the preceding claims, characterized in that the clamping clip (5) comprises an insertion aid (17).
9. A mounting clip according to any preceding claim, characterised in that the clamping clip (5) comprises a split lock (25).
10. A combination of a mounting rail (35) and a mounting clip (1), the mounting clip (1) being according to any one of the preceding claims, characterized in that the clamping legs (9) are formed to support the mounting clip (1) by abutting against an inner surface (39) of the mounting rail (35).
11. The combination of claim 10, characterized in that the elastic tensioning element (15) rests on the inner surface (39) of the mounting rail (35).
12. Combination according to claim 10, characterized in that the elastic tensioning element (15) rests on an upper fold (37) of the mounting rail (35).
13. Flat profile (41) made of metal, in particular steel plate, for a mounting fixture (1) according to any one of claims 1 to 9, characterized in that the flat profile (41) comprises one or more clamping legs (9), clamping clips (5) and elastic tensioning elements (15), respectively, as plate elements integrally connected to each other.
14. Flat profile according to claim 13, characterised in that the clamping legs (9) are formed with elevations, bulges or hooks.
15. Flat profile according to claim 13 or 14, characterized in that the clamping legs (9) are arranged substantially perpendicular to the elastic tensioning element (15).
CN201880080063.9A 2017-12-12 2018-11-08 Mounting fixture Pending CN111480026A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE202017107545.1 2017-12-12
DE202017107545.1U DE202017107545U1 (en) 2017-12-12 2017-12-12 mounting bracket
PCT/EP2018/080609 WO2019115100A1 (en) 2017-12-12 2018-11-08 Mounting clamp

Publications (1)

Publication Number Publication Date
CN111480026A true CN111480026A (en) 2020-07-31

Family

ID=64267817

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880080063.9A Pending CN111480026A (en) 2017-12-12 2018-11-08 Mounting fixture

Country Status (4)

Country Link
EP (1) EP3724543A1 (en)
CN (1) CN111480026A (en)
DE (1) DE202017107545U1 (en)
WO (1) WO2019115100A1 (en)

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US3501117A (en) * 1968-05-31 1970-03-17 Illinois Tool Works Clip device
GB1570349A (en) * 1976-05-04 1980-07-02 Hilti Ag Pipe or cable clamp
US6161804A (en) * 1999-01-12 2000-12-19 Andrew Corporation Transmission line hanger
US6257530B1 (en) * 1999-12-20 2001-07-10 Chin Hai Tsai Clasping device for longitudinal object
US6494415B1 (en) * 2001-01-25 2002-12-17 Steven A. Roth Multi-purpose hanger apparatus for use with a building structure
CN1610801A (en) * 2001-11-27 2005-04-27 盖特2格瑞普公司 Clamping device for fixing elongated elements and use of such a clamping device
CN107407305A (en) * 2015-03-27 2017-11-28 康普技术有限责任公司 For installing the hanger of cable
WO2017043965A1 (en) * 2015-09-07 2017-03-16 J. Van Walraven Holding B.V. Conduit clip

Also Published As

Publication number Publication date
EP3724543A1 (en) 2020-10-21
WO2019115100A1 (en) 2019-06-20
DE202017107545U1 (en) 2019-03-18

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Application publication date: 20200731