WO2013050614A1 - Cône de logement pour un ressort de torsion avec une branche de transmission de couple courbée vers l'intérieur ou l'extérieur - Google Patents

Cône de logement pour un ressort de torsion avec une branche de transmission de couple courbée vers l'intérieur ou l'extérieur Download PDF

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Publication number
WO2013050614A1
WO2013050614A1 PCT/EP2012/069896 EP2012069896W WO2013050614A1 WO 2013050614 A1 WO2013050614 A1 WO 2013050614A1 EP 2012069896 W EP2012069896 W EP 2012069896W WO 2013050614 A1 WO2013050614 A1 WO 2013050614A1
Authority
WO
WIPO (PCT)
Prior art keywords
spring
receiving cone
torsion spring
spring receiving
peripheral surface
Prior art date
Application number
PCT/EP2012/069896
Other languages
German (de)
English (en)
Inventor
Jochen Birwe
Original Assignee
Brand Kg
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 Brand Kg filed Critical Brand Kg
Priority to EP12781051.3A priority Critical patent/EP2764189B1/fr
Priority to DK12781051.3T priority patent/DK2764189T3/en
Priority to PL12781051T priority patent/PL2764189T3/pl
Publication of WO2013050614A1 publication Critical patent/WO2013050614A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
    • E05D13/10—Counterbalance devices
    • E05D13/12—Counterbalance devices with springs
    • E05D13/1253—Counterbalance devices with springs with canted-coil torsion springs
    • E05D13/1261—Counterbalance devices with springs with canted-coil torsion springs specially adapted for overhead wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/106—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for garages

Definitions

  • the invention relates to a spring receiving cone having the features of the preamble of independent claim 1.
  • such a spring-receiving mechanism is provided for side-by-side engagement of a sectional spring for balancing the weight of an industrial or garage sectional door.
  • the spring receiving cone serves as a so-called solid cone for fixing a spring end to a non-rotatable abutment or as a clamping cone for biasing and fixing the other spring end against and on a torsionally resiliently supported by the torsion spring shaft.
  • a spring receiving cone having the features of the preamble of independent claim 1 is known from US 2001/0039761 A1.
  • This spring receiving cone is provided for pressing into a spring end of a torsion spring whose spring wire terminates in a radially inwardly bent torque transmission leg.
  • the torque transmission arm is first inserted into a recess of a recess in a peripheral surface of the spring receiving cone, wherein the main axis of the spring receiving cone is angled relative to the spring axis of the torsion spring.
  • the main axis is aligned coaxially with the spring axis and the spring cone is pressed with its peripheral surface in the spring end until the torsion spring abuts against a circumferential surface, radially outwardly facing and circumferential to the entire peripheral surface projection.
  • two flanges which are offset in the circumferential direction in relation to the outside, enter between the spring walls of the torsion spring.
  • a known solid cone with the features of the preamble of independent claim 1 are axially adjacent to a peripheral surface two diametrically opposite ü overlying, Rad ial outward Shen pointing checks provided in which mounting holes are provided for attaching the hard cone to a non-rotatable abutment , These mounting holes have no specific position relative to the peripheral surface.
  • To set the spring end of a torsion spring on this known solid cone it is provided to heat the end of its spring wire and then press into the recess in the peripheral surface to form an engaging in the recess torque transmission leg.
  • An outwardly facing torque-transmitting leg can be easily formed already in the production of the torsion spring and does not need to be formed at great wire thickness with great effort, after a spring receiving cone has already been introduced into the spring end.
  • On the peripheral surface of the known spring receiving cone no flanks are provided. The peripheral surface can be easily inserted axially into the spring end.
  • the known spring receiving cone is complicated by its multi-part in the production and storage.
  • Another spring receiving cone for a spring end of a helical torsion spring with a radially outwardly bent torque transmission leg is known from EP 1 331 41 5 B 1.
  • a flank-free region of the peripheral surface which serves to support the torsion spring on its inner circumference, projects over from a securing element which has a recess for receiving the torque-transmitting arm.
  • This recess is bounded in at least one direction about the peripheral surface by a stop surface for the torque transmission leg.
  • the securing element with the abutment surface is a region of a one-piece molding which also forms the peripheral surface of the spring receiving cone.
  • a locking element is attachable to the securing element, that it closes the recess in the opposite direction of the stop surface.
  • This locking element is a locking pin which engages in a fitting bore in the securing element.
  • a spring receptacle for a torsion spring which is associated with a shaft of a door, in particular a sectional door or the like, known.
  • a straight torque-transmitting leg is fixed by means of force and positive locking on or on the spring receiver.
  • This just-performed torque-transmitting leg is tangent to the adjacent last turn of the torsion spring. It is encompassed by a clamping element and thus fixed to a flange of the spring receiver.
  • a bore is provided in the flange, which is parallel to the spring axis of the torsion spring in radial distance to a receiving socket of the spring receiving extends, which supports the torsion spring in its inner circumference.
  • the receiving socket is provided in a region shortly before the point at which the spring end of the remaining torsion spring, with an engaging between the two last spring turns flank.
  • a multi-part spring receptacle for a torsion spring is known, which has adjacent to a receiving socket a flange with radially extending to the receiving neck bores.
  • the holes are provided on the one hand for connecting the flange with a rotatably mounted on a shaft to be supported counterpart in a desired rotational position.
  • the screws used in this case, on the other hand secure an axial retaining element for a final turn of the torsion spring on the receiving socket or serve as a stop in the circumferential direction for a torque transmission leg projecting radially beyond the adjacent spring coils.
  • the invention has for its object to ertgeten a spring receiving cone with the features of the preamble of independent claim 1 with the least possible effort for use with torsion springs having an outwardly bent torque transmission leg at its spring end.
  • a hole is provided in the radially outwardly facing projection radially outward of the peripheral surface, at a radial distance from the adjoining peripheral surface, which is designed to anchor a stopper for an axially outwardly bent torque transmission leg of the torsion spring.
  • This hole is always provided, even if a spring end of a torsion spring with an inwardly bent torque on the new spring receiving cone Transmission leg is set.
  • the hole in the projection has in the spring receiving cone according to the invention a minimum radial distance to the adjacent peripheral surface, which is as large as a maximum wire thickness of the torsion spring to be determined.
  • a maximum radial distance of the hole from the adjacent peripheral surface is typically twice the maximum wire thickness of the torsion spring.
  • the maximum wire thickness of the torsion spring determines the minimum height of the stop for an outwardly bent torque transmission leg of the torsion spring over the peripheral surface and thus also the reasonable minimum height of the hole for anchoring the stop.
  • the hole should not be too high above the peripheral surface, as this results in unfavorable leverage for the support of the torque transmission leg in the circumferential direction and a far projecting in the radial direction projection and thus requires a greater material cost for the spring receiving cone according to the invention.
  • the hole in the protrusion for anchoring the stop is aligned parallel to the major axis of the spring receiving cone.
  • the hole is a through hole to take advantage of the full wall thickness of the projection for supporting the stop.
  • the hole can already be formed in the production of the spring receiving cone, for example in a casting process. Alternatively, it can be drilled later.
  • the hole is provided with an internal thread. Then a cylinder head screw can be provided for screwing into the hole with its head as a stop. That is, the stopper for the outward torque-transmitting leg can be provided with the new spring-receiving cone by a simple cap screw if necessary. This is extremely cost-effective with regard to storage, especially as such a cylinder head screw is a standard component.
  • the attachment of the stop in the form of the head of the cylinder screw is connected with minimal effort.
  • the stop when screwing insertion of the peripheral surface of the spring receiving cone in the spring end is not in the way of the outwardly facing torque transmitting leg, but it is attached later by screwing the cylinder screw.
  • the new spring receiving cone also has a further edge in one of the at least one flank diametrically opposite circumferential region, which also protrudes away from the peripheral surface between spring coils of the respective torsion spring or is screwed when attaching the spring receiving cone between these spring coils.
  • the hole in which the hole is provided may be provided in the same peripheral area as the recess in the peripheral surface.
  • the stop is above the recess. This has no negative impact on its function.
  • the additional material of the projection can be used to reinforce the locally absorbed by the recess in the peripheral surface spring receiving cone.
  • the projection in the new spring receiving cone can be provided only locally, so that the projection with the hole, for example, only over a peripheral region of less than 90 ° by more than half the maximum wire thickness of the torsion radially over the adjacent peripheral surface rises.
  • the projection in the new spring receiving cone is normally not intended as an axial stop for the spring end.
  • a plurality of web-shaped axial elevations project from the conical peripheral surface.
  • the elevations may be a few millimeters high and leak towards the inner end of the peripheral surface. They make the peripheral surface out of round and thus provide the under the torsional stress of the spring constricting spring coils hold.
  • four evenly distributed over the Unfangs II surveys are provided.
  • further holes for rotating the spring receiving cone with the spring end of the torsion spring against a extending through the torsion spring, rotatably mounted shaft and to set the spring receiving cone with the spring end of the torsion spring may be provided on the shaft.
  • the spring receiving cone can be formed directly as a clamping cone.
  • further holes may be provided in the spring receiving cone for securing the spring receiving cone to the spring end of the torsion spring on a non-rotatable abutment. This corresponds to the design of the spring receiving cone according to the invention as a solid cone.
  • Fig. 1 is a side view of an inventive, designed as a clamping cone
  • FIG. 2 is an axial section through the spring receiving cone according to FIG. 1.
  • FIG. 3 is a front perspective view of the spring receiving cone shown in FIGS.
  • FIG. 4 is a rear perspective view of the spring receiving cone according to FIGS.
  • Fig. 5 is a rear perspective view of a spring receiving cone of the invention constructed as a solid cone. is an exploded perspective view of another designed as a clamping cone spring cone and a spring end of a torsion spring with inwardly bent torque transmission legs. is an exploded perspective view of the clamping cone of FIGS. 6 and 7, a spring end of a torsion spring with outwardly bent torque transmission legs and a cylinder screw as a stop for this torque transfer leg. is a perspective view of the assembled parts of FIG. 8.
  • the spring receiving cone 1 shown in Figs. 1 to 4 is provided for a spring end of a helical torsion spring, which is not shown here itself. It is about the spring end in the direction of a major axis 2 of the spring receiving cone 1 rotatably set on the spring receiving cone 1 to transmit torques between the spring and a structure on which the spring receiving cone 1 is fixed.
  • This structure which is not shown in the figures, may be a rotationally fixed abutment or a torsionally resilient supported by means of the torsion spring, rotatably mounted shaft.
  • the spring receiving cone 1 shown in FIGS. 1 to 4 is provided for the latter purpose and is therefore also referred to as a clamping cone 3.
  • a coaxial to the main axis 2 cylinder bore 4 is provided for the shaft, in the wall 5 threaded holes 6 are formed for mounting screws 20.
  • radially extending to the main axis 2 cylindrical blind holes 7 are provided for the insertion of clamping tools to rotate the spring receiving cone 1 with a spring end fixed thereto relative to the respective shaft. This serves to apply a biasing force to the shaft before setting the spring receiving cone 1.
  • the spring receiving cone 1 shown in Fig. 5, however, is a solid cone 21 and has axial threaded holes 22 for (not shown here) mounting screws in an end face 23 at its rear end.
  • the chip cone 3 according to FIGS. 1 to 4 and the solid cone 21 according to FIG. 5 are identical.
  • a peripheral surface 8 is provided in each case, which is inserted into the spring end and this is supported on the inner circumference of the torsion spring. Due to the slightly conical shape of the peripheral surface 8, which does not have to circulate over the entire arc around the main axis 2, the spring receiving cone 1 has its name.
  • flanks 9 and 10 From the peripheral surface 8 are flanks 9 and 10 from which are screwed when inserting the U mekss Design 8 in the spring end between the spring coils of the torsion spring.
  • the flanks 9 and 10 are diametrically opposite each other across the main axis 2, and the flank 9 has an interruption.
  • the edge 9 is also two mutually circumferentially spaced partial flanks.
  • a recess 11 is provided in the peripheral surface 8, which is limited in the circumferential direction by a torque-transmitting edge 12.
  • the spring wire can be bent at the spring end of the torsion spring to form a torque transmitting leg, which is supported on the torque transmission edge.
  • the spring receiving cone 1 is also suitable for use with torsion springs, which have at their spring end an outwardly bent torque transmission leg.
  • a cylinder screw 13 is screwed into an internal thread 14 after the application of the spring end on the spring receiving cone 1, which is provided above the peripheral surface 8 in a hole 15 in an adjacent to the peripheral surface 8 radially outwardly facing projection 16.
  • the head 17 of the cylinder screw 13 then forms a stop for the torque transmission leg, which is anchored to the shaft 18 of the cylinder screw 13 via the internal thread 14 in the hole 15. This stop comes only in the way of outwardly bent torque transmission arm, when the spring receiving cone 1 is already screwed with the flanks 9 and 10 in the spring end. Dodging of the torque transmitting leg before the stop 19 in the form of the head 17 of the screw 13 is prevented by the adjacent edge 9.
  • the projection 16 is only locally, ie over a limited area of the circumference about the main axis 2 on the peripheral surface 8 via.
  • the torque transmission arm of the torsion spring is always supported in the same circumferential area around the main axis 2, regardless of whether it is bent inward or outward.
  • axially extending ridge-shaped elevations 23 of the peripheral surface. 8 intended.
  • the adjacent elevations 23 are offset by 45 ° about the main axis 2. These projections 23 make the peripheral surface non-circular, so that the spring wire of the contracting spring coils despite its conical shape, which is not eliminated by the elevations 23, finds support on the peripheral surface.
  • FIGS. 6 and 7 show once as an exploded view and once in the assembled state a further formed as a clamping cone 3 spring receiving cone 1 and a spring end 25 of a torsion spring 24.
  • the spring end 25 is bent here with a radially inwardly bent rotational momentum leg kels 26 Mistake .
  • This g matures in the recess 11.
  • the last turn 27 is held by the flanks 9 and 10 in the axial direction on the peripheral surface 8, so that the torque transmitting leg 26 actually only serves to transmit the torque from the torsion spring 24 via the torque transmitting edge on the spring receiving cone 1.
  • the embodiment of the formed as a clamping cone 3 spring receiving cone 1 differs from that of FIGS. 1 to 4 by another embodiment of the cylinder liner 4, here with grooves 28 for receiving respective webs of a shaft which is elastically supported by the torsion spring 24.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)

Abstract

L'invention concerne un cône de logement de ressort (1) pour une extrémité de ressort (25) d'un ressort de torsion en forme de spirale (24) avec une branche de transmission de couple courbée (26), présentant les caractéristiques suivantes : une surface circonférentielle (8) servant d'appui radial pour le ressort de torsion sur sa circonférence intérieure, au moins un flanc (9, 10) s'écartant de la surface circonférentielle (8) et allongé dans le sens circonférentiel destiné à un engagement entre les spires de ressort (27) du ressort de torsion (24), une entaille (11) délimitée dans le sens circonférentiel par une bordure de transmission de couple (12) et située dans la surface circonférentielle (8), permettant de loger et de supporter une branche de transmission de couple (26) courbée vers l'intérieur du ressort de tension (24) et une saillie (16) contigüe axialement à la surface circonférentielle (8) et pointée radialement vers l'extérieur. La saillie (16) possède, à une distance radiale de la surface circonférentielle contigüe (8), un trou (15), formé pour pouvoir ancrer une cale (19) dans le sens circonférentiel pour une branche de transmission de couple courbée vers l'extérieur (26) du ressort de tension (24).
PCT/EP2012/069896 2011-10-06 2012-10-08 Cône de logement pour un ressort de torsion avec une branche de transmission de couple courbée vers l'intérieur ou l'extérieur WO2013050614A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP12781051.3A EP2764189B1 (fr) 2011-10-06 2012-10-08 Cône de logement pour un ressort de torsion avec une branche de transmission de couple courbée vers l'intérieur ou l'extérieur
DK12781051.3T DK2764189T3 (en) 2011-10-06 2012-10-08 Spring take-up cone for a torsion spring with a torque-transmitting leg bent inward or outward
PL12781051T PL2764189T3 (pl) 2011-10-06 2012-10-08 Stożek ustalający dla sprężyny skrętnej z wygiętym do wewnątrz lub na zewnątrz ramieniem przenoszącym moment obrotowy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201120051560 DE202011051560U1 (de) 2011-10-06 2011-10-06 Federaufnahmekonus für eine Torsionsfeder mit einem nach innen oder außen abgebogenen Drehmomentübertragungsschenkel
DE202011051560.5 2011-10-06

Publications (1)

Publication Number Publication Date
WO2013050614A1 true WO2013050614A1 (fr) 2013-04-11

Family

ID=45347252

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/069896 WO2013050614A1 (fr) 2011-10-06 2012-10-08 Cône de logement pour un ressort de torsion avec une branche de transmission de couple courbée vers l'intérieur ou l'extérieur

Country Status (5)

Country Link
EP (1) EP2764189B1 (fr)
DE (1) DE202011051560U1 (fr)
DK (1) DK2764189T3 (fr)
PL (1) PL2764189T3 (fr)
WO (1) WO2013050614A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111099034A (zh) * 2019-12-13 2020-05-05 兰州飞行控制有限责任公司 启动力矩可调的扭转式飞机操纵人感机构及调整方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990015216A1 (fr) 1989-05-30 1990-12-13 Crawford Door Ab Element de fixation de ressort
GB2278093A (en) * 1993-05-11 1994-11-23 Birtley Building Prod Tensioner for torsion spring
DE4341309C1 (de) 1993-11-16 1995-03-30 Hoermann Kg Spanneinrichtung für die Gewichtsausgleichs-Torsionsfeder eines Torblattes
US20010039761A1 (en) 2000-04-25 2001-11-15 Normand Savard Eccentrically mounted plug for operatively connecting torsion springs to overhead shafts of counterbalancing systems used for garage doors and the like
EP1331415B1 (fr) 2002-01-25 2004-08-04 Wilhelm Brand KG Cône de montage pour une extrémité d'un ressort de torsion hélicoidal
DE202009001535U1 (de) 2009-02-06 2009-05-07 Alcomex Veren B.V. Federaufnahme für eine Torsionsfeder

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990015216A1 (fr) 1989-05-30 1990-12-13 Crawford Door Ab Element de fixation de ressort
GB2278093A (en) * 1993-05-11 1994-11-23 Birtley Building Prod Tensioner for torsion spring
DE4341309C1 (de) 1993-11-16 1995-03-30 Hoermann Kg Spanneinrichtung für die Gewichtsausgleichs-Torsionsfeder eines Torblattes
US20010039761A1 (en) 2000-04-25 2001-11-15 Normand Savard Eccentrically mounted plug for operatively connecting torsion springs to overhead shafts of counterbalancing systems used for garage doors and the like
EP1331415B1 (fr) 2002-01-25 2004-08-04 Wilhelm Brand KG Cône de montage pour une extrémité d'un ressort de torsion hélicoidal
DE202009001535U1 (de) 2009-02-06 2009-05-07 Alcomex Veren B.V. Federaufnahme für eine Torsionsfeder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111099034A (zh) * 2019-12-13 2020-05-05 兰州飞行控制有限责任公司 启动力矩可调的扭转式飞机操纵人感机构及调整方法

Also Published As

Publication number Publication date
DE202011051560U1 (de) 2011-11-15
DK2764189T3 (en) 2018-04-09
EP2764189A1 (fr) 2014-08-13
PL2764189T3 (pl) 2018-07-31
EP2764189B1 (fr) 2017-12-20

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