WO2012051998A1 - Verdrehsicherung zur lagesicherung eines schraubenkopfes oder dergleichen und anordnung von verdrehsicherung, bauteil und schraube oder dergleichen mit mutter - Google Patents
Verdrehsicherung zur lagesicherung eines schraubenkopfes oder dergleichen und anordnung von verdrehsicherung, bauteil und schraube oder dergleichen mit mutter Download PDFInfo
- Publication number
- WO2012051998A1 WO2012051998A1 PCT/DE2011/001854 DE2011001854W WO2012051998A1 WO 2012051998 A1 WO2012051998 A1 WO 2012051998A1 DE 2011001854 W DE2011001854 W DE 2011001854W WO 2012051998 A1 WO2012051998 A1 WO 2012051998A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- head
- recess
- component
- nut
- webs
- Prior art date
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 26
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 230000000670 limiting effect Effects 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 2
- 241000251131 Sphyrna Species 0.000 description 5
- 230000036961 partial effect Effects 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
- F16B37/041—Releasable devices
- F16B37/042—Releasable devices locking by rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
- F16B7/187—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements with sliding nuts or other additional connecting members for joining profiles provided with grooves or channels
Definitions
- Hammer head screws are often used for the attachment of components to rails whose head is positioned in a running along the longitudinal direction of the channel profile with folds that form a longitudinal slot, so that the hammer head is aligned at right angles to the longitudinal direction of the profile and only nor the thread-carrying part of the hammer head screw protrudes from the slot of the channel and is available for the connection of another component by means of matching the hammer head screw nut.
- the base plate has a hole for the thread-carrying part of the fastening screw between the positioning jaws.
- the hammer head must first be placed on the positioning jaws of the plastic insert to then set in parallel to the profile channel alignment together with the plastic insert through the slot in the profile channel. Thereafter, the thread-carrying part of the screw must be turned by 90 °, so that the hammer head can be positioned between the jaws. The screw must be pulled out manually, as the hammer head would slide back to the bottom of the profile channel that the hammer head would no longer be placed between the positioning jaws and the risk of incorrect assembly would be re-given.
- a disadvantage of the arrangement proposed in DE 10 2007 059 049 A1 is also that the plastic insert is indeed displaceable within the profile channel, but only tightened until the fastening nut and the component to be fastened is fixed in a specific position along the rail. Should there be a need for correction here, after the partial loosening of the fastening nut there is a risk that the thread will be pressed so deeply into the channel that the hammer head will no longer lie between the positioning jaws. The same danger already exists in the regular assembly, if in the first turns for tightening the fastening nut pressure is exerted, the fixation by means of holding mandrel no longer withstand.
- the present invention therefore has the task of eliminating the disadvantages of the disclosed in DE 10 2007 059 049 A1 arrangement and to provide an anti-rotation device for mounting screws, which allows a preassembled arrangement of rotation, to be fastened component and screw or the like with mother who a time-saving and error-free installation allowed, in particular of photovoltaic modules on profile carriers mitteis module clamps.
- the rotation in addition to the features of the preamble in claim 1, a web surface with a slope.
- the web surface on a pedestal and a ramp surface, wherein the pedestal between the ramp surface and the back side of the web is arranged.
- the ramp surface connects with its lowest point to the pedestal surface and rises from this starting at each of the webs in the same direction of rotation, either clockwise or counterclockwise, depending on the rotational orientation of the fastener to be used. Due to the ramp and pedestal surfaces of the web surface, it is possible to provide an arrangement according to claim 9.
- the head which does not necessarily have to be a screw, since, for example, fixing means can be used in the manner of a bayonet lock, completely or partially on the pedestal surfaces of the rotation.
- the head is longer than wide, so that it can be guided on the one hand by the longitudinal slot of the profile channel and on the other hand, after appropriate rotational movement, the slot-forming folds of the profile channel can rest from the inside.
- the most advantageous head shape is dependent on the shape of the head receiving component, which does not necessarily have to be a rail.
- embodiments have been established with substantially rectangular head shapes in which the two diagonally opposite corners are rounded, which lie in the direction of tightening the mother in front of the other corners, which in turn have no rounding.
- the slope of the ramp surfaces runs at each bridge in the direction of tightening of the nut. Since the pedestal surface as part of the matched to the head size web surface provides no support surface over the entire width of the head, which is available for a frictional engagement between the head and pedestal surface is dimensioned so that the frictional overcome by the shear forces occurring with progressive tightening of the mother and the head of the slope of the ramp surface following slides in its rotationally fixed position between the webs.
- Spacers may be, for example, elements made of elastomeric plastics, such as foam, or of rubber.
- a spiral spring can be used whose inner diameter is greater than that of the bolt.
- the bolt can advantageously be guided through the lumen of the spiral spring, which is then at least partially surrounded by the turns of the spiral spring.
- an elastically deformable spacer has the advantage that, for example, to be attached to a rail module clamp in the preassembled state the desired distance to the base plate of the rotation and thus the hammer head and later to the rail may have, so that for example the insertion of photovoltaic modules between rail and module clamp is simplified and the time to reach the final assembly state is shortened, so by tightening the nut by slightly reducing the distance between the two components to each other already with the Assembly desired clamping state is achieved.
- a correction of the position of the rotation in the channel of a rail can be made without a partial slipping of the mother is slipped out of the web gap by the partial release of the mother, since the spacer head with the channel-forming folds of the rail and the mother due to its spring force continue to be spaced apart under tension and thus prevents slipping out of the head from the web gap.
- a position correction of the arrangement according to the invention thus no longer constitutes a source of error.
- such a spacer has the advantage that the mandrel described in DE 10 2007 059 049 A1 in the lumen of the recess or recess of the rotation is superfluous.
- the undesirable tilting of the bolt already described above can thus be ruled out, as well as an accidental sliding down of the head on the bottom of the profile channel, since the spacer finds its original shape after a short deformation and thus ensures the correct position of the head.
- a threaded sleeve head is used instead of an ordinary nut, which can be such that a spacer used as a coil spring can be guided over the internally threaded sleeve, which in turn receives the thread of the hammer head screw.
- the spiral spring can deform elastically on the smooth outer lateral surface of the internally threaded sleeve, as compared to the rough lateral surface of a screw thread.
- internal threads and screw threads can also be interchanged so that the hammer head to be inserted into the profiled rail channel is arranged on the internally threaded sleeve, into which a suitable screw is screwed. Both variants are equivalent and can be selected by the skilled person in terms of cost and production technology.
- outside smooth threaded sleeves can be made more accurate by recess or recess of the base plate.
- a module clamp is advantageous, which has a long and a short flange, wherein the flanges are interconnected via a profile web, which is led beyond the branch of the short flange as a fixing lug.
- the short flange serves as a stop for the between fixing lug and rail clamped module, wherein the profile rail should preferably have a stop.
- a largely error-free assembly is additionally supported by advantageous embodiments of the rotation.
- the direction of the front surface of the web slope decreases in the direction of the front surface, such as in a concave curvature.
- the ramp surface should be at least greater than the Podestfiumblee or make up even 70% to 90% of the web surface, so that remain for the pedestal only 10% to 30%.
- the bridge surface is completely made up of a pedestal surface, then in many cases it is almost impossible to overcome the frictional engagement that is greater in proportion to the increased contact surface before the vector of the shear force is already too much in the direction of increasing the contact pressure between the head and the contact surface during the tightening of the nut Base plate of the anti-rotation has migrated.
- a reverse and lateral stop for the head is made by the rotation.
- This can be done, for example, by arranged on the Stig Wegenfest edges of the pedestal surfaces arranged lugs or tabs that rise at the edges of the pedestal, at the same time limit the outer side surfaces of the webs.
- the latter can also serve as a transport lock by their distance from each other, for example when using hammer heads, larger than the width of the hammer heads but smaller than the distance between each other diagonally opposite corners of the hammer heads.
- the preferably designed as tabs limiting elements on the outer side surfaces of the webs facing edges of the pedestal areas during rotation of the hammer head in tightening direction of the mother before reaching the rotationally fixed position between the webs must be spread slightly apart. So it must be easier in the course of the rotational movement Sp Stetzrstand be overcome, which is large enough to prevent an undesirable transition of the head from its first position according to claim 9 to its second position according to claim 9 during the transport of the assembly.
- the inner side surfaces of the webs facing the recess or recess of the rotation, the outer side surfaces of the webs are facing away from her.
- the rotation can be inexpensively and easily made of plastic, such as polypropylene copolymer, but may also be made of metal or other materials if necessary. It is also cost-effective to produce the anti-rotation device in one piece.
- Fig. 1 shows the underside of the rotation (1) in the plan.
- front (4), back (5), side outer (6a), side inner (6b) and surfaces (7) are clear, and the hole-shaped recess (9) of the base plate (2), opposite Front (4) and back surfaces (5) of the webs (8) has projections (10) which rest after mounting on the slot-forming folds of a rail with profile channel.
- FIG. 2 shows a side view of the anti-rotation device (1), which reveals the front surface (4) of the right web (8) and the back surface (5) of the left web (8), as well as the projections (10) of FIG Base plate (2), the limiting elements formed as lugs (15) and as tabs delimiting elements (17) and the side inner surfaces (6b).
- Fig. 3 shows a cross section of the anti-rotation device (1) along the Symetrieachse AA drawn in Fig. 1.
- FIG. 4 A shows the individual parts of the arrangement according to claim 9 in the side view, namely the threaded sleeve (22) with the mother head (32) and threaded part (33), the component (23), here a module clamp (23). , with long flange (34), short flange (35), connecting web (36), fixing lug (37), branch (38) of the short flange (35), hole - shaped recess (24), recess edges (29) and side facing away from the screw head (28 ) of the module clamp (23), the spacer (31), which is designed here as a spiral spring (31), the rotation (1) and a hammer head screw (19) with head (21) and bolts (20).
- Fig. 4 B shows the arrangement (18) in the first position according to claim 9 in side view.
- Fig. 4 C shows the arrangement (18) in the second position according to claim 9 in the side view.
- other components surrounding the assembly (18) in the final assembled state are shown in black, which the person skilled in the art can easily identify as a carrier profile and module.
- Fig. 5 A shows the arrangement (18) from below in the plan just before the final assembly to a rail in the first position according to claim 9. To see the on the pedestal surfaces (hidden) of the webs (8) resting hammer head (21), and an arrow indicating the tightening direction (30) of the nut (not shown).
- Fig. 5 B shows the arrangement (18) from below in the plan view in a transition state between the first and second position according to claim 9 on a rail.
- Fig. 5 C shows the arrangement (18) from below in the plan view in the second position according to claim 9 on a rail.
- this final assembly position of the hammer head (21) in longitudinally parallel alignment between the side inner surfaces (6b) of the webs (8).
- Marked by dashed lines here are the width (26) of the hammer head (21), the distance (25) between the side inner surfaces (6b) of the webs (8) and the length (27) of the hammer head (21).
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112011104239T DE112011104239A5 (de) | 2010-10-22 | 2011-10-17 | Verdrehsicherung zur Lagesicherung elnes Schraubenkopfes oder dergleichen undAnordnung von Verdrehsicherung, Bauteil und Schraube oder dergleichen mit Mutter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202010014555U DE202010014555U1 (de) | 2010-10-22 | 2010-10-22 | Verdrehsicherung zur Lagesicherung eines Schraubenkopfes oder dergleichen und Anordnung von Verdrehsicherung, Bauteil und Schraube oder dergleichen mit Mutter |
DE202010014555.4 | 2010-10-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2012051998A1 true WO2012051998A1 (de) | 2012-04-26 |
WO2012051998A9 WO2012051998A9 (de) | 2012-07-26 |
Family
ID=43571481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2011/001854 WO2012051998A1 (de) | 2010-10-22 | 2011-10-17 | Verdrehsicherung zur lagesicherung eines schraubenkopfes oder dergleichen und anordnung von verdrehsicherung, bauteil und schraube oder dergleichen mit mutter |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE202010014555U1 (de) |
WO (1) | WO2012051998A1 (de) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29513990U1 (de) * | 1994-08-30 | 1995-10-26 | J. Van Walraven B.V., Mijdrecht | Anordnung zur Befestigung einer Rohrleitung an einer Wand |
DE19617750C1 (de) * | 1996-05-03 | 1997-10-02 | Diag Design Ag | Verankerungseinheit |
DE202004015811U1 (de) * | 2004-10-13 | 2004-12-16 | Bbt Thermotechnik Gmbh | Befestigungsvorrichtung für mindestens einen Sonnenkollektor |
DE102007059049A1 (de) | 2007-12-06 | 2009-06-10 | Vm Edelstahltechnik Gmbh | Anordnung zur Lagesicherung einer Befestigungsschraube an einer Profilschiene sowie Bauteil hierfür |
-
2010
- 2010-10-22 DE DE202010014555U patent/DE202010014555U1/de not_active Expired - Lifetime
-
2011
- 2011-10-17 DE DE112011104239T patent/DE112011104239A5/de not_active Withdrawn
- 2011-10-17 WO PCT/DE2011/001854 patent/WO2012051998A1/de active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29513990U1 (de) * | 1994-08-30 | 1995-10-26 | J. Van Walraven B.V., Mijdrecht | Anordnung zur Befestigung einer Rohrleitung an einer Wand |
DE19617750C1 (de) * | 1996-05-03 | 1997-10-02 | Diag Design Ag | Verankerungseinheit |
DE202004015811U1 (de) * | 2004-10-13 | 2004-12-16 | Bbt Thermotechnik Gmbh | Befestigungsvorrichtung für mindestens einen Sonnenkollektor |
DE102007059049A1 (de) | 2007-12-06 | 2009-06-10 | Vm Edelstahltechnik Gmbh | Anordnung zur Lagesicherung einer Befestigungsschraube an einer Profilschiene sowie Bauteil hierfür |
Also Published As
Publication number | Publication date |
---|---|
DE202010014555U1 (de) | 2011-02-10 |
DE112011104239A5 (de) | 2013-10-17 |
WO2012051998A9 (de) | 2012-07-26 |
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