EP1214487B1 - Dispositif de serrage - Google Patents

Dispositif de serrage Download PDF

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Publication number
EP1214487B1
EP1214487B1 EP00965778A EP00965778A EP1214487B1 EP 1214487 B1 EP1214487 B1 EP 1214487B1 EP 00965778 A EP00965778 A EP 00965778A EP 00965778 A EP00965778 A EP 00965778A EP 1214487 B1 EP1214487 B1 EP 1214487B1
Authority
EP
European Patent Office
Prior art keywords
turnbuckle device
claws
turnbuckle
concrete shell
lock part
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.)
Expired - Lifetime
Application number
EP00965778A
Other languages
German (de)
English (en)
Other versions
EP1214487A1 (fr
Inventor
Artur Schwörer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peri GmbH
Original Assignee
Peri GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Peri GmbH filed Critical Peri GmbH
Publication of EP1214487A1 publication Critical patent/EP1214487A1/fr
Application granted granted Critical
Publication of EP1214487B1 publication Critical patent/EP1214487B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/04—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements
    • E04G17/045—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements being tensioned by wedge-shaped elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G9/00—Forming or shuttering elements for general use
    • E04G9/02—Forming boards or similar elements
    • E04G2009/023—Forming boards or similar elements with edge protection
    • E04G2009/025—Forming boards or similar elements with edge protection by a flange of the board's frame
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32262—At selected angle
    • Y10T403/32319—At selected angle including pivot stud
    • Y10T403/32368—At selected angle including pivot stud including radial interengaging tongue and slot or serrations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32262—At selected angle
    • Y10T403/32319—At selected angle including pivot stud
    • Y10T403/32401—Locked by nesting parts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32426—Plural distinct positions
    • Y10T403/32434—Unidirectional movement, e.g., ratchet, etc.
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/59—Manually releaseable latch type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/59—Manually releaseable latch type
    • Y10T403/591—Manually releaseable latch type having operating mechanism
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/59—Manually releaseable latch type
    • Y10T403/598—Transversely sliding pin

Definitions

  • the invention relates to a turnbuckle device forelles and Cross struts having concrete formwork elements along one of spanned the trained with claws turnbuckle device Groove, wherein the turnbuckle device for the holder on longitudinal or transverse struts of a concrete formwork element one or more retaining means, by the or the turnbuckle device captive on the concrete formwork element is fastened, preferably in a position in which the turnbuckle device within an outer edge the concrete formwork element is positioned, and at least one Arrestismesstoff is provided, wherein the turnbuckle device with dissolved or removed locking means on Concrete formwork element can be brought into a tensioning position:
  • Such a turnbuckle devices for example become known by the document US 3,550,898.
  • a frame and a concrete formwork elements on this fixed formlining along a joint spanned by the turnbuckle has the turnbuckle device two in principle L-shaped side by side arranged claws.
  • the one leg of the Claws engage behind each contact surface of each formwork element.
  • the other legs of the claws run side by side on the side facing away from the formwork surface of the frame legs. On these legs attacks a clamping device.
  • At this leg of a claw are those of the formwork facing away from surfaces of the longitudinal struts.
  • the other claw is pivotable about an imaginary axis parallel to the joint between the two mutually exciting shuttering elements and runs to the shell level and opposite the one Pretzel displaceable at right angles to the shell plane.
  • the turnbuckle device has a first and a second lock part, wherein the first lock part opposite the second lock member is axially displaceable.
  • the two Lock parts are a total of a bolt pivotally.
  • the Claw of the first lock part is by a bolt at one first concrete formwork element held while the claw of the second lock part on a bolt of a second concrete formwork element can attack.
  • a locking means is provided, the pivoting range of the entire turnbuckle device can restrict when the claw of the second lock part abuts the bolt of the second concrete shell element.
  • the object of the invention is to a turnbuckle device to create, on the one hand at any points of cross struts and / or longitudinal struts of a concrete formwork element attachable is on the other hand at the appropriate place to Implementing a concrete formwork element can be left and in use, a height offset between two concrete formwork elements can compensate.
  • the Turnbuckle device with respect to a first lock part pivotable second cam part, wherein the first Lock part a fixed first claw and the second Lock part has a second claw, each such are trained that they for immediate attack on the Frame are suitable, wherein the locking means the second Restricts lock part in the pivoting range, such that the second claw the release of the turnbuckle device from the concrete formwork element prevents and possibly the mobility the turnbuckle device limited to the frame section or stops.
  • the turnbuckle device With the turnbuckle device according to the invention it is on the one hand possible concrete shell elements in the usual way with each other to tension and on the other hand, the turnbuckle device left on one of the concrete formwork elements be when the concrete shell elements implemented on the site should be.
  • the device according to the invention is pushed into an area and fixed in place there, in the she no longer protrudes beyond the edge of a concrete formwork element.
  • Turnbuckle device are no additional means necessary. It only has to be known to the skilled worker Clamping be solved with known means. Is the Released clamping connection, it may be a part of the invention Turntable device pivoted and then so be moved far until it is within a concrete formwork element located.
  • the pivotable part of the turnbuckle device according to the invention swing back into a closed position in which a fixed part of the turnbuckle device according to the invention corresponding to the pivotable part along a transverse strut or a longitudinal strut is aligned.
  • the clamping device like wedge, the pivoting part can be blocked.
  • Holding means hold the stationary part of the invention Turnbuckle device on the concrete formwork element, so that a random Dropping or loosening the turnbuckle device according to the invention when converting a concrete formwork element, for example, with a crane, is excluded.
  • the turnbuckle device according to the invention can be shorten the construction of large scarf areas and time simplify.
  • the turnbuckle device according to the invention can be unlocked and holding means on Concrete formwork element fixed with one hand controlled and without moving away from the concrete formwork element, and with the other hand, the clamping device can be activated if necessary or be solved.
  • the weight of the turnbuckle device according to the invention does not have to be kept by the skilled worker because it led on the cross strut or the longitudinal strut and slidably rests. The handling of the invention Turnbuckle device and the workload when aligning, loosening or tensioning the turnbuckle device thus become easier.
  • recesses may be provided by or The holding means / n are engaged behind, wherein the recesses in the surface and / or the side surfaces of the longitudinal struts and / or transverse struts are formed.
  • the turnbuckle device according to the invention with simple captive means on the concrete shell element can be fastened displaceably.
  • the recesses can extend over the entire length of the frame legs or the cross struts extend.
  • With such Design can be the turnbuckle devices of the invention in a wide range on the concrete formwork element move without a secure holder for the Turnbuckle device be placed on the concrete formwork element would.
  • About breakthrough holes or a simple profiling or groove formation on the longitudinal struts or cross struts the turnbuckle device can be safely connected with holding means, such as bulges or bolts on Attach concrete formwork element.
  • the turnbuckle device is dissolved or remote locking means of the concrete formwork element removable.
  • a special bracket with the simplest means, the safe holding and guiding the turnbuckle device according to the invention is given when the holding means from the inner surface the stationary claws locally protruding bulges are, in laterally formed recesses of the longitudinal strut or the cross strut intervene.
  • Such bulges can be produced without additional material, by being pushed out of the lop material itself or there are peg-like projections on geeigenten Attached to the inner surfaces of the claws.
  • a free one Length between the bulges to reach, in the swiveled Condition of the turnbuckle device against a Cross strut or a longitudinal strut is greater than that Width of a longitudinal strut or a transverse strut and thus in the pivoted state of the longitudinal strut or the cross strut do not back up.
  • the cross strut or the longitudinal strut pivoted State can be the turnbuckle device according to the invention from the crossbar or from the longitudinal strut decrease.
  • the turnbuckle device on the longitudinal strut or the cross strut attached and engages behind the Turnbuckle device with its bulges the crossbar or the longitudinal strut, the bulges are arranged so that they are in the recesses of the longitudinal strut or the cross strut with play are led. This facilitates the Displacement of the turnbuckle device along a longitudinal strut or a crossbar.
  • the bulges be formed opposite each other, and the Longitudinal struts or cross struts point in the end area in the length limited recesses in the edge area in the Surface of the longitudinal struts and / or cross struts on, and the size (length, width, height) of the recesses are such matched to the location of the bulges that the turnbuckle device inseparable when the second prong is pivoted in is held within a concrete formwork element.
  • the turnbuckle device must be in a recess, threaded like a groove, a longitudinal strut or a cross strut by turning the turnbuckle device so far open is that the pivoting claws of a threading do not obstruct the turnbuckle device.
  • the size of the recesses so on to tune the turnbuckle device that in the pivoted Condition of the turnbuckle device the turnbuckle device not through the recesses of the crossbar or the longitudinal strut unintentionally slide out and thus can fall off the concrete formwork element.
  • Turnbuckle device is the retaining means of a tab formed, which protrudes from a rod-shaped body, the first lock part holds and slidably on the concrete formwork element leads.
  • a fastener such as bolts
  • the Turnbuckle device releasably held on the concrete formwork element, by passing the bolt through a first aperture in the Tab and at the same time through a second opening breakthrough is inserted in the longitudinal strut or in the cross strut.
  • the turnbuckle device be moved in the unlocked state and also the Pivotability of a part of the turnbuckle device according to the invention relative to the stationary part of the turnbuckle device does not by the rod-shaped body with special needs.
  • the bolt also on the tab be formed. The bolt can be in openings on the concrete formwork element intervene and be secured if necessary.
  • the turnbuckle device if necessary also pivot.
  • the bolt forms the axis of rotation.
  • the pivoting range of movable claw are kept smaller and those with the achievable handling device according to the invention And security benefits can still be unlimited be achieved.
  • the holding means formed by a pan and / or rocker arm, the on fixed claws or in the area of fixed claws is provided, wherein the pivot and / or rocker arm in with a longitudinal or transverse strut connected state surfaces of the Longitudinal or transverse strut behind engages.
  • the swivel and / or rocker arms can be attached to a claw itself or directly behind a fixed claw attached be.
  • the pan and / or rocker arms can either be fixed in position by spring elements or bolts, so that She certainly a turnbuckle device according to the invention hold a concrete formwork element.
  • a lock of the Swivel and / or rocker must then be repealed or a spring-loaded swivel or rocker arm must be spring-loaded when connecting with a longitudinal or transverse strut should be lifted.
  • the locking means a wedge is in the direction of acting gravity horizontally oriented struts shifted the swiveling Claw blocked in the pivoted state or the turnbuckle device for clamping against each other two concrete formwork elements stressed.
  • Will the wedge against gravity moved so can the second claw in an open position and pivot in a shift position.
  • the pivotable claw on the fixed Clasped In the open position, the pivotable claw on the fixed Clasped, so far that both Claws, fixed and swiveling, within one Concrete formwork element can come to rest.
  • the claws let each other fix, and it is prevented that the turnbuckle device opposite the cross strut or the longitudinal strut twisted or moved to a position where the Turnbuckle device over the edge of a concrete formwork element could project.
  • Fig. 1 shows a turnbuckle device 10, which consists of a first lock part 11 and a second lock part 12 composed is.
  • the first lock part 11 is substantially formed of a rectangular profile tube 13, at one of End fixed first claws 14, 15 laterally on the rectangular profile tube 13 are attached.
  • bulges 18 are formed, the protrude beyond the inner surfaces 16, 17.
  • Fig. 1 only one of the bulges 18 is visible, the other bulge 18 on the inner surface 17 of the stationary first Claw 15 is hidden by the rectangular profile tube 13.
  • the bulges 18 are from the bottom of the rectangular profile tube 13 spaced.
  • the second lock part 12 has pivotable second claws 24, 25, which are spaced from each other and in the pivoted state the rectangular profile tube 13 laterally spread.
  • the pivotable second claws 24, 25 end in a leg portion 26, not just the two second ones Claws 24, 25 connects to each other, but also one Through hole 27 provides for a wedge 28, which on a Side is formed with a toothing, which with the Tooth row 22 can interact.
  • Fig. 1 is the Wedge 28 shown in a first end position. In this first End position can be the second cam 12 in the direction of arrows 29 pivot.
  • In the open state of the turnbuckle device 10, as shown in FIG. 1, can be the second Lock part 12 if necessary also along the rectangular profile tube 13 move.
  • the wedge 28 can be in the direction of arrow 30 in Move direction of a second end position, and the pivoting movement of the second cam 12 relative to the first Lock 11 is blocked.
  • FIG. 2 shows the turnbuckle device 10 of FIG. 1 in FIG mounted state on frame 31, 32 with longitudinal struts 33rd and transverse struts 34 having concrete formwork elements 35, 36th
  • the turnbuckle device 10 tensions the concrete formwork elements 35, 36, crossing a gap 37, against each other.
  • the concrete formwork elements 35, 36 are usually made of frames 31, 32 formed, which hold a formwork skin 38 on one side and on the other side the longitudinal struts 33 and the Cross struts 34 for stiffening the concrete formwork elements 35, 36th exhibit.
  • the turnbuckle device 10 engages with the stationary first Claws 14,15 and swiveling second claws 24, 25 in profiles of the frame 31, 32 a.
  • the stationary Claw 14, as shown in FIG. 1, is shown in FIG. 2 hidden by the turnbuckle device 10.
  • the wedge 28 is moved in the direction of arrow 30 following the action of gravity and by further driving the wedge 28 in the Through hole 27 of the second cam 12 are the stationary first claws 14, 15 of the first lock part 11 the pivotable second claws 24, 25 and thus approximated the concrete formwork elements 35, 36 braced more strongly with each other.
  • the turnbuckle device 10 engages in the clamped state the concrete formwork elements 35, 36 each edges 39 of the respective frames 31, 32.
  • Fig. 3 shows the turnbuckle device 10 in an open Position, that is, the second cam 12 is opposite pivoted and moved the first cam 11 so that the pivoting second claws 24, 25 no longer in one Profileing the frame 31 of the concrete formwork element 35 engage.
  • the free Pratzenenden the pivoting second Claws 24, 25 are pivoted so that they are spaced above the edge 39, that is, the second cam 12 can in the direction of arrow 40 along the rectangular profile tube 13 are moved so far that it is no longer in the area the concrete formwork element 35 is located.
  • the second lock part 12 as shown in the figure, can be pivoted, the wedge 28 must be in an end position (first end position) are moved in the direction of arrow 41.
  • the first lock part 11 can along the transverse strut 34 so be moved far until the claw 15 on the longitudinal strut 33 strikes.
  • the free spaces in the frames 31, 32 are like this agreed that the turnbuckle device 10 so far along the crossbar 34 can be moved that the free Ends of the pivotable second claws 24, 25 no longer protrude beyond the edge 39.
  • About a shift of Wedge 28 opposite to the arrow 41 can be the second Fix lock part 12 relative to the first lock part 11.
  • the bulges 18 of the stationary first claws 14, 15 is the cross brace 34 engaged behind with game, so that on the bulges 18, the turnbuckle 10 on Frame 31 is held securely.
  • the bulges 18 grab thereby in recesses 42 of the transverse struts 34 a.
  • the recesses 42 may be formed by grooves running along the cross strut 34 are formed on both sides.
  • turnbuckle devices shown in the figures can Of course, also be applied to longitudinal struts. The functioning the turnbuckle device then differs not from the turnbuckle device on a cross brace.
  • FIG. 4 shows the turnbuckle device 10 in an arrangement, as completely within the frame 32 of the concrete formwork element 36 lies (closing or holding position).
  • the first cam 11 and the second cam 12 are so far enough that they are within a free space between the longitudinal strut 33 and the frame 32 to the plant come.
  • the pivotable second claws 24, 25 are perfect pivoted in relation to the first lock part 11, and the wedge 28 is moved to an end position in which he Pivoting the second claws 24, 25 blocked.
  • the concrete shell element 35 of the concrete shell element 36 are removed.
  • the turnbuckle device 10 is so far in the concrete formwork element 36 that it next to the edges 39 of the two concrete formwork elements 35, 36 formed joint 37 comes to rest.
  • the concrete shell elements 35, 36 can be implemented as desired become. If the concrete formwork elements 35, 36, of which in all figures only partial sections are shown, again connected to each other, so are the concrete formwork elements 35, 36 to move together, and the turnbuckle device 10 must be unlocked by the Wedge 28 from the end position shown in Fig. 4 upward is shifted so far that the pivoting second claws 24, 25 can be pivoted so far that they Frames 32 and 31 can drive over. The pivoting second Claws 24, 25 are then again in a profiling of Swung in frame 31, and the wedge 28 is the Spline connection activated by the wedge 28 off an upper end position (first end position) in the direction of in Fig. 4 shown position is driven. The further you go the wedge 28 drives into the second lock part 12, the more stronger the concrete shell elements 35, 36 are pulled together.
  • Fig. 5 shows an embodiment of the arrangement of bulges 18, as shown on the turnbuckle device 10, namely the lock part 11 are formed.
  • the bulges 18 on the inner surfaces 16, 17 are offset from one another in such a way, that a distance x is greater than the width of the longitudinal strut or the crossbar.
  • Fig. 6 shows the turnbuckle device 10, as of the Concrete shell element 36 can be removed.
  • the turnbuckle device 10 is to be unlocked with respect to FIG. 4, that is, the wedge 28 must be in an upper end position (first end position) be moved so that the lock part 12 of a Overgrip can be pivoted by the crossbar 34 overlaps laterally.
  • the lock 11, that over the bulges 18 held in the recesses 42 of the cross member 34 is, must be tilted obliquely to the crossbar 34 so far that the distance x, the direct connecting line between the offset opposite bulges 18, releases a distance x that is greater than the width y the cross strut 34 or the longitudinal strut 33.
  • Fig. 7 shows another embodiment of stationary first claws 43, 44 with bulges 45, each other are opposite.
  • the bulges 45 shown in FIG. 7 project beyond the inner surfaces 46, 47.
  • Such Formation of stationary first claws 43, 44 can on be attached first lock part.
  • FIG. 8 shows a development of transverse struts and longitudinal struts, as formed on concrete formwork elements 48, 49 are.
  • the concrete formwork elements 48, 49 have transverse struts 50 and longitudinal struts 51, on whose surfaces recesses 52 are provided.
  • About a pair of each opposite each other Recesses 52 may be a turnbuckle device 10 with bulges 45, as shown in Fig. 7, threaded into the respective transverse strut 50 or longitudinal strut 51 when the turnbuckle device 10 is opened That is, the pivotable claws are so far in an open position pivoted that the fixed claws on the Recesses 52 in a recess 53, such as groove, retracted can be.
  • a turnbuckle device along a Cross strut 50 or a longitudinal strut 51 shifted so that the swiveling clamps can be swiveled in and out of Wedge fixed pivoted, so are the Pratzenbreiten and the sizes of the recesses 52 are matched to one another, that the turnbuckle device does not automatically from a transverse strut 50 or from a longitudinal strut 51 fall off or can be deducted.
  • the turnbuckle device with Buckles 45 of FIG. 7 can only from the crossbar 50th or the longitudinal strut 51 are withdrawn when the turnbuckle device is opened, that is, the pivotable Claws are to be pivoted into an open position by move the wedge into an upper end position (first end position) becomes.
  • Fig. 9 shows a turnbuckle device 60, as on concrete formwork elements 61, 62 is arranged.
  • the turnbuckle device 60 consists of a first lock part 63 and out a second lock part 64.
  • the first lock part 63 is on a rod-shaped body 65 slidably guided in its end portion has a tab 66.
  • the tab 66 has an aperture opening 67 in the free end region, in which a bolt 68 in the end position against rotation inserted is.
  • the bolt 68 can pass through another opening in the cross strut 69 grip, so that over the rod-shaped Body 65, the first lock part 63 on concrete formwork element 62 is held.
  • the second lock member 64 as in 9, pivoted, it may be in the area the concrete formwork element 62 are pushed.
  • first lock member 63 in the direction of tab 66 so far method, that the second lock member 64 pivoted in and can be blocked by a wedge 70. Will the fixation selected over the bolt 68, so are bulges on the Fixed claws not necessary. If the turnbuckle device 60 are removed from the crossbar 69, so must the bolt 68 completely pulled out of the aperture 67 become. If the bolt 68 is removed, then the Turnbuckle device 60 removed from the crossbar 69 become. The operation of the first and second cams 63 and 64 will be in connection with FIG. 9 therefore not described in more detail because they are like the ones ahead described locks are constructed.
  • Fig. 10 shows a second lock part 71, as it second Lock part in a turnbuckle device 10 or in one Turnbuckle device 60 can be used.
  • from one another spaced pivotal claws 72, 73 terminate in one common leg portion 74 of the two claws 72, 73 connects with each other.
  • In the leg region 74 is a Through hole 75 for a not shown in the figure Wedge provided.
  • Over inner surfaces 76, 77 are projections 78 before, the guide rails on a first lock part can engage behind, such that the second lock part 71 moved along a first lock part and pivoted can be.
  • the projections 78 are described with the Projections 21 with the same effect.
  • FIG. 11 shows an embodiment of fixed claws 83, 84, as in a turnbuckle device according to the invention can be trained.
  • a pan and / or rocker arm 88 provided, consisting of a spring element 89 and a Catch head or pawl 90 is formed.
  • the pan and / or Rocker arm 88 is on the outsides of the stationary claws 83, 84 fixed such that the locking head or the pawl 90th a breakthrough opening 91 of the stationary claws 83, 84th can pass through.
  • a Guide tab 92 is provided, which the latching head or latch 90 serves as a guide surface and a tilting of the locking head or pawl 90 prevented under load.
  • the pan and / or rocker arm 88 When pushing on the turnbuckle device on a longitudinal or Cross strut, the pan and / or rocker arm 88 move in arrow directions 94 by first opening and then tilt back to their initial position or pivot, in which it is a surface of a longitudinal or transverse strut engage behind. If the inventive turnbuckle device removed again from a longitudinal or transverse strut be, so must at least a pan and / or rocker arm 88 retracted so far that he the longitudinal or transverse strut no longer backing up. At least one Pan and / or rocker arm 88 is no longer engaged the longitudinal or transverse strut, so the turnbuckle device be removed from a concrete formwork element.
  • Im latched Condition with a longitudinal or transverse strut is one Surface 95 of the locking head or the pawl 90 at a Surface of the longitudinal or transverse strut, which is the bulge or the undercut on the longitudinal or transverse strut forms.
  • the spring element 89 of the swivel and / or rocker arm 88 is in the embodiment shown in FIG. 11 formed as a leaf spring, so that the locking head or the Pawl 90 can be moved in the direction of arrow 94.
  • Fig. 11 is the initial position of the pan and / or Rocker arm 88 shown in the pivot and / or rocker arm 88 swing in automatically.
  • a turnbuckle device 10 for clamping together concrete formwork elements on the one hand stationary clamps 14, 15th and pivotable claws 24, 25 on, with the stationary Claws 14, 15 via a wedge 28 on two adjacent Concrete formwork elements 35, 36 are clamped can, by the claws 14, 15, 24, 25 in profilings on the frame of the concrete formwork elements 35, 36 engage.
  • the fixed claws 14, 15 have bulges 18, the Cross struts 34 and longitudinal strut 33 of a concrete formwork element 36 behind. About the bulges 18 is the Turnbuckle device 10 on the concrete formwork element 36 slidably held.
  • the turnbuckle device 10 can on the concrete formwork element 36 only so far along the transverse strut 34th be moved when the claws 14, 15, 24, 25 within the concrete formwork element 36 are that ensures that that the turnbuckle device 10 does not have an outer Edge 39 of the concrete formwork element 35 protrudes. About the bulges 18 and the position of the claws 14, 15, 24, 25 is ensures that the turnbuckle device 10 also safe is fixed to the concrete formwork element 36 when implemented becomes.
  • the wedge 28 is on the one hand clamping means for the Turnbuckle device 10 and on the other hand, an opening and Closing means for the pivotable claws 24, 25.

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  • Architecture (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Clamps And Clips (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Claims (9)

  1. Dispositif tendeur-bloqueur pour le tensionnement mutuel de deux éléments de coffrage à béton (35, 36 ; 48, 49 ; 61, 62), comprenant un cadre (31, 32) avec des longerons (33 ; 51) et des traverses (34 ; 50 ; 69), le long d'une jointure (37) coiffée par le dispositif tendeur-bloqueur (10 ; 60) réalisé avec des griffes, le dispositif tendeur-bloqueur (10 ; 60) comprenant un ou plusieurs moyens de retenue (8 ; 45 ; 68 ; 88) pour la monture sur des longerons ou des traverses (33, 34 ; 50, 51 ; 69) d'un élément de coffrage à béton (35, 36 ; 48, 49 ; 61, 62), moyen(s) par lequel(lesquels) le dispositif tendeur-bloqueur (10 ; 60) est susceptible d'être fixé de façon imperdable sur l'élément de coffrage à béton (35, 36 ; 48, 49 ; 61, 62), de préférence également dans une position dans laquelle le dispositif tendeur-bloqueur (10 ; 60) est positionné à l'intérieur d'un bord extérieur (39) de l'élément de coffrage à béton (35, 36 ; 48, 49 ; 61, 62), et il est prévu au moins un moyen d'arrêt (28 ; 70), le dispositif tendeur-bloqueur (10 ; 60) étant susceptible d'être amené jusque dans une position de tensionnement sur l'élément de coffrage à béton (35, 36 ; 48, 49 ; 61, 62) dans l'état détaché ou enlevé du moyen d'arrêt (28 ; 70),
    caractérisé en ce que
    le dispositif tendeur-bloqueur (10 ; 60) comprend une deuxième partie de blocage (12 ; 64) susceptible de pivoter par rapport à une première partie de blocage (11 ; 63), la première partie de blocage (11 ; 63) comprenant une première griffe stationnaire (14, 15 ; 43, 44 ; 83, 84) et la deuxième partie de blocage (12 ; 64) comprenant une deuxième griffe (24, 25 ; 72, 73) qui sont réalisées chacune de manière à convenir à attaquer directement le cadre (31, 32), le moyen d'arrêt (28 ; 70) limitant la deuxième partie de blocage (12) vis-à-vis de sa plage de pivotement, de telle sorte que la deuxième griffe (24, 25 ; 72, 73) empêche le détachement du dispositif tendeur-bloqueur (10 ; 60) depuis l'élément de coffrage à béton (35, 36 ; 48, 49 ; 61, 62) et limite ou interdit le cas échéant la mobilité du dispositif tendeur-bloqueur (10 ; 60) sur le tronçon de cadre (33, 34).
  2. Dispositif tendeur-bloqueur selon la revendication 1, caractérisé en ce que le dispositif tendeur-bloqueur (10 ; 60) est amovible depuis l'élément de coffrage à béton (35, 36 ; 48, 49 ; 61, 62) dans l'état détaché ou enlevé du moyen d'arrêt (28 ; 70).
  3. Dispositif tendeur-bloqueur selon l'une ou l'autre des revendications 1 et 2, caractérisé en ce que les moyens de retenue sont des bombements (18 ; 45) qui font saillie localement de la surface intérieure (16, 17) des griffes stationnaires (14, 15).
  4. Dispositif tendeur-bloqueur selon la revendication 3, caractérisé en ce que les bombements (18) mutuellement opposés sont agencés en décalage l'un par rapport à l'autre, et en ce que la distance x entre les bombements (18) est supérieure à la largeur y du longeron (33) ou de la traverse (34) sur lequel/laquelle doit être monté le dispositif tendeur-bloqueur.
  5. Dispositif tendeur-bloqueur selon la revendication 3, caractérisé en ce que les bombements (45) sont réalisés mutuellement à l'opposé sur les surfaces intérieures (46, 47) des griffes stationnaires (43, 44).
  6. Dispositif tendeur-bloqueur selon l'une ou l'autre des revendications 1 et 2, caractérisé en ce que le moyen de retenue est formé par une patte (66) qui fait saillie d'un corps (65) en forme de barreau qui retient la première partie de blocage (63) et qui la guide avec faculté de coulissement, et en ce qu'il est prévu un moyen de fixation tel qu'un goujon (68) susceptible d'être introduit dans une première ouverture traversante (67) dans la patte (66).
  7. Dispositif tendeur-bloqueur selon l'une ou l'autre des revendications 1 et 2, caractérisé en ce que le moyen de retenue est formé par un levier pivotant et/ou basculant (88) qui est prévu sur des griffes stationnaires (83, 84) ou dans la zone des griffes stationnaires (83, 84).
  8. Dispositif tendeur-bloqueur selon la revendication 7, caractérisé en ce que le levier pivotant et/ou basculant (88) est chargé par un ressort.
  9. Dispositif tendeur-bloqueur selon l'une des revendications 1 à 8, caractérisé en ce que le moyen d'arrêt est une cale (28 ; 70) qui, en étant déplacée en direction de la pesanteur, bloque la deuxième griffe pivotante (24, 25 ; 72, 73) dans l'état pivoté vers l'intérieur, ou qui tend le dispositif tendeur-bloqueur pour le tensionnement mutuel de deux éléments de coffrage à béton, ou en ce que la cale (28 ; 70), en étant déplacée à l'encontre la pesanteur, libère la deuxième griffe pivotante (24, 25 ; 72, 73) pour le pivotement et la translation par rapport à la première griffe stationnaire (14, 15 ; 43, 44).
EP00965778A 1999-09-23 2000-08-18 Dispositif de serrage Expired - Lifetime EP1214487B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19945596 1999-09-23
DE19945596 1999-09-23
PCT/DE2000/002813 WO2001021910A1 (fr) 1999-09-23 2000-08-18 Dispositif de serrage

Publications (2)

Publication Number Publication Date
EP1214487A1 EP1214487A1 (fr) 2002-06-19
EP1214487B1 true EP1214487B1 (fr) 2005-06-15

Family

ID=7923030

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00965778A Expired - Lifetime EP1214487B1 (fr) 1999-09-23 2000-08-18 Dispositif de serrage

Country Status (9)

Country Link
US (1) US6767154B1 (fr)
EP (1) EP1214487B1 (fr)
JP (1) JP2003510527A (fr)
KR (1) KR100730860B1 (fr)
AT (1) ATE298027T1 (fr)
AU (1) AU7642400A (fr)
DE (4) DE10082877D2 (fr)
ES (1) ES2242639T3 (fr)
WO (1) WO2001021910A1 (fr)

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JP4010902B2 (ja) * 2002-08-02 2007-11-21 株式会社ヤマウラ コンクリート型枠用締結具
DE10330462A1 (de) * 2003-07-05 2005-01-27 Peri Gmbh Einhakbare Spannschlossvorrichtung
US7182308B2 (en) * 2003-08-29 2007-02-27 Precise Forms, Inc. Concrete form connecting apparatus
ES2288325B2 (es) * 2004-04-07 2008-09-16 Antonio Navarro Perez Grapa de anclaje y alineacion de placas de encofrado.
DE102004039470B4 (de) * 2004-08-14 2006-06-08 Peri Gmbh Betonschalungsschloss und Betonschalelement
ES2249188B1 (es) * 2005-04-11 2006-12-01 Ingenieria De Encofrados Y Servicios, S.L. Mordaza para sujecion de paneles de encofrado.
KR100792031B1 (ko) * 2006-10-23 2008-01-04 서보산업 주식회사 거푸집 테두리 결속용 클램프
US8287207B2 (en) * 2007-08-22 2012-10-16 Honeywell International Inc. Self-centering shaft adapter for actuators
US8205854B2 (en) * 2008-03-10 2012-06-26 Western Forms, Inc. Form clamp
KR101247679B1 (ko) * 2011-06-18 2013-04-01 주식회사 블루폼 패널 체결유닛
KR101295632B1 (ko) * 2011-09-14 2013-08-12 주식회사 블루폼 패널 지지 어셈블리
DE102012214396A1 (de) * 2012-08-13 2014-02-13 Harsco Infrastructure Services Gmbh Wandschalung mit Verbindungseinrichtung
US10087973B2 (en) * 2016-03-16 2018-10-02 A. Raymond Et Cie U-clip assembly
DK3260395T3 (da) * 2016-11-09 2020-06-02 Interroll Holding Ag Monteringsanordning og kartonflowleje
DE102019200404A1 (de) * 2019-01-15 2020-07-16 Hünnebeck GmbH Halterung für ein Keilschloss
DE102019109064A1 (de) * 2019-04-05 2020-10-08 Paschal-Werk G. Maier Gmbh Verbindungsklammer und Schalungselement mit einer Verbindungsklammer
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Also Published As

Publication number Publication date
KR100730860B1 (ko) 2007-06-20
DE20080177U1 (de) 2003-04-03
DE50010573D1 (de) 2005-07-21
EP1214487A1 (fr) 2002-06-19
DE10082877D2 (de) 2002-10-10
DE10047203A1 (de) 2001-06-13
DE10047203B4 (de) 2004-01-08
JP2003510527A (ja) 2003-03-18
US6767154B1 (en) 2004-07-27
ES2242639T3 (es) 2005-11-16
KR20020047184A (ko) 2002-06-21
WO2001021910A1 (fr) 2001-03-29
ATE298027T1 (de) 2005-07-15
AU7642400A (en) 2001-04-24

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