EP3317157A1 - Dispositif d'accouplement destiné à accoupler un véhicule à un câble tracteur d'une installation de transport - Google Patents
Dispositif d'accouplement destiné à accoupler un véhicule à un câble tracteur d'une installation de transportInfo
- Publication number
- EP3317157A1 EP3317157A1 EP16735920.7A EP16735920A EP3317157A1 EP 3317157 A1 EP3317157 A1 EP 3317157A1 EP 16735920 A EP16735920 A EP 16735920A EP 3317157 A1 EP3317157 A1 EP 3317157A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- clamping
- actuating element
- coupling device
- support body
- biasing
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
- B61B12/12—Cable grippers; Haulage clips
- B61B12/122—Cable grippers; Haulage clips for aerial ropeways
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
- F16F1/12—Attachments or mountings
- F16F1/128—Attachments or mountings with motion-limiting means, e.g. with a full-length guide element or ball joint connections; with protective outer cover
Definitions
- Coupling device for coupling a vehicle to a towing cable of a transport installation
- the present invention relates to a coupling device for coupling a vehicle, for example a gondola or chairlift, to a towing cable of a transport installation.
- US5111751 discloses such a coupling device which comprises in particular:
- a clamping element comprising a second clamping jaw and a link arm comprising a first integral end portion of the second clamping jaw and a second end portion opposite to the second clamping jaw, the clamping element being mounted; articulated on the support body around a first axis of articulation between a clamping position in which the first and second clamping jaws are configured to grip the towing cable and a release position in which the first and second clamping jaws are configured to release the traction cable,
- an operating lever configured to actuate a displacement of the clamping element between its clamping and release positions, the operating lever being bent and comprising a first lever portion articulated on the link arm around a second axis of articulation between a first position in which the clamping member is in the clamping position, and a second position in which the clamping member is in the release position, and a second lever portion equipped with 'a release roller, and
- biasing device configured to urge the clamping element towards the clamping position, the biasing device comprising a first mounting part mounted hinged to the operating lever around a third hinge axis, and a second mounted mounting portion hinged to the support body about a fourth hinge axis.
- Such a configuration of the coupling device has the consequence that the first position of the actuating lever, and therefore of the release roller, is dependent on the diameter of the portion of tractor cable gripped by the first and second clamping jaws.
- the position of the release roller is capable of varying both horizontally and vertically depending on the diameter of the portion of tractor cable clamped by the first and second clamping jaws. It This results in a high uncertainty in the position of the clutch roll at the end station inlet.
- the present invention aims to remedy these disadvantages.
- the technical problem underlying the invention therefore consists in providing a coupling device which is of simple and reliable structure, while making it possible to limit the noise generated during its opening and to simplify the structure of the disengaging rails used. to disengage the coupling device.
- the present invention relates to a coupling device for coupling a vehicle, for example a gondola or chairlift, to a towing cable of a transport installation, the coupling device comprising at least:
- a clamping element comprising a second clamping jaw and a connecting part connected to the second clamping jaw, the clamping element being articulated on the support body around a first articulation axis between a clamping position; wherein the first and second clamping jaws are configured to grip the towing cable and a release position in which the first and second clamping jaws are configured to release the towing cable,
- a biasing device configured to urge the clamping element towards the clamping position
- an actuating element configured to actuate movement of the clamping member between its clamping and releasing positions, the actuating element being slidably mounted relative to the support body in a direction of movement; the biasing device and the actuating element being configured to define a first stable position of the actuating member in which the clamping member is in the clamping position, and a second stable position of the actuating element in which the clamping element is in the release position
- Such a configuration of the coupling device, and in particular such a sliding mounting of the actuating element on the support body, can greatly reduce the variations of the first position of the actuating element, therefore of a release roller carried by the actuating element, according to the diameter of the portion of tractor cable enclosed by the first and second clamping jaws.
- These arrangements make it possible to use simpler and smaller width release rails, and thus on the one hand to simplify the transport installation and on the other hand to reduce the intensity of the impacts of the release roller against the rail. disengagement when opening the coupling device. This results in a reduction of noise generated during the opening of the coupling device.
- Such an assembly of the actuating element further ensures a displacement of the release roller carried by the actuating element along a straight path, which greatly simplifies the structure of the clutch and disengagement rails for cooperate with such a release roller.
- the coupling device may further have one or more of the following features, taken alone or in combination.
- the coupling device is intended to couple a vehicle to a carrier-tractor cable of the transport installation.
- the actuating element is slidably mounted on the support body between the first stable position in which the clamping element is in the clamping position, and the second stable position in which the clamping element is in the release position.
- the actuating element comprises at least one stop portion configured to cooperate with the support body when the actuating element is in the first stable position.
- the abutment portion is configured to limit the sliding stroke of the actuating element towards the first and second clamping jaws.
- the abutment portion comprises a substantially planar abutment surface configured to cooperate with a substantially planar bearing surface formed on the support body.
- the biasing device comprises a first mounting portion mounted hinged to the connecting portion about a second hinge pin, and a second mounting portion hinged to the hinge member. actuating around a third axis of articulation.
- the biasing device is interposed between the connecting portion and the actuating element.
- the biasing device and the actuating element are configured so as to define an unstable intermediate position of the actuating element in which the second and third axes of articulation extend in a reference plane orthogonal to the direction of movement, the unstable intermediate position being disposed between the first and second stable positions, the biasing device being configured to urge the actuating element towards its first stable position when the element for actuating the unstable intermediate position towards the first and second clamping jaws, and for biasing the actuating element towards its second stable position when the actuating element exceeds the unstable intermediate position opposite the first and second clamping jaws.
- the coupling device is configured such that, as soon as the third axis of articulation exceeds the reference plane opposite the first and second clamping jaws, the device biasing urges the actuating element towards its second stable position, and so that, as soon as the third axis of articulation exceeds the reference plane in the direction of the first and second clamping jaws, the biasing device urges the actuating element to its first position.
- the coupling device is configured such that, when the clamping element is in the position of clamping, the third axis of articulation is disposed on the side of the first and second clamping jaws with respect to the reference plane, and so that, when the clamping member is in the release position, the third axis of articulation is disposed on the opposite side to the first and second clamping jaws with respect to the reference plane.
- the first, second and third axes of articulation are substantially parallel.
- the biasing device further comprises at least one compression spring configured to urge the first and second remote mounting parts from each other.
- the coupling device comprises two biasing devices which may for example be arranged symmetrically on either side of a plane of symmetry of the coupling device.
- the compression spring comprises a first end portion bearing against the first mounting portion, and a second end portion bearing against the second mounting portion.
- the biasing device further comprises a guide rod around which the compression spring extends, the guide rod comprising a first end portion secured to the second mounting portion. and a second end portion slidably mounted in a passage opening defined by the first mounting portion.
- the biasing device comprises a stop element configured to limit the elongation of the compression spring.
- the stop element is fixed on the guide rod, and for example on the second end portion of the guide rod.
- the stop element is configured to bear against the first mounting part when the actuating element is in the second stable position.
- the support body comprises at least one guide portion
- the actuating element comprises at least one sliding portion slidably mounted on the at least one guide portion
- the guide portion is delimited externally by a cylindrical surface.
- the guiding portion is of constant section, and for example of circular section.
- the support body comprises two guiding portions substantially parallel and spaced from one another.
- the two guide portions are for example disposed on either side of the biasing device.
- the at least one sliding portion is tubular, and extends around the at least one guide portion.
- the second mounting portion of the biasing device is articulated on the at least one sliding portion.
- the actuating element comprises two sliding portions mounted respectively sliding on two guide portions of the support body.
- the coupling device comprises a disengagement / clutch element mounted on the actuating element, the disengagement / clutch element being intended to cooperate with at least one disengaging rail and at least one clutch rail extending along the path of movement of the coupling device.
- the disengagement / clutch element comprises a disengagement roller / clutch rotatably mounted about an axis of rotation carried by the actuating element.
- the axis of rotation is substantially orthogonal to the first axis of articulation.
- the actuating element comprises a support portion on which the disengagement / clutch element is mounted.
- the support portion is opposed to the first and second clamping jaws with respect to the at least one sliding portion.
- the actuating element comprises a connecting portion connecting the support portion to the at least one sliding portion.
- the link portion comprises two connecting branches configured to connect respectively one of the sliding portions to the support portion.
- the connecting portion of the clamping element comprises a first connecting portion connected to the second clamping jaw, and a second connecting portion on which is mounted articulated the first mounting portion.
- the first and second connecting portions are inclined with respect to each other.
- the coupling device is configured such that a passage of the actuating element from its first stable position to its second stable position induces a sliding of the element of actuation opposite the first and second clamping jaws.
- the coupling device comprises rollers mounted on the support body and configured to cooperate with guide elements belonging to the transport installation.
- Figures 1 and 2 are perspective views of a coupling device according to the invention.
- Figure 3 is a side view of the coupling device of Figure 1 coupled to a towing cable.
- Figures 4 and 5 are side views of the coupling device of Figure 1 in intermediate operating positions.
- Figure 6 is a side view of the coupling device of Figure 1 in a release position of the towing cable.
- FIGS. 1 to 6 show a disengageable coupling device 2, also called a disengageable coupling clip, intended to couple a vehicle, for example a gondola or a chairlift, to a towing cable 3 of a cable air transport installation tractor.
- a disengageable coupling device 2 also called a disengageable coupling clip
- the towing cable 3 may be a carrier-tractor cable.
- the coupling device 2 comprises a support body 4 intended to extend transversely to the traction cable 3, and more particularly substantially perpendicular to the traction cable 3, when the coupling device 2 is coupled to the towing cable 3.
- the support body 4 is intended to be connected to a suspension 5 supporting a vehicle (not shown in the figures), such as a gondola or chairlift, for example.
- the support body 4 comprises at least one cylindrical guide portion 6 whose function will be explained below. According to the embodiment shown in the figures, the support body 4 comprises two guiding portions 6 substantially parallel and spaced apart from each other. However, the support body 4 could comprise a single guide portion 6.
- the support body 4 carries rolling rollers 7 configured to cooperate with guide rails (not shown in the figures) belonging to the transport installation and arranged in the stations of FIG. end of the transport facility.
- the support body 4 further carries a slider or driving crossbar 8 configured to cooperate with complementary drive means of the transport facility.
- the rollers 7 and the drive shoe 8 are more particularly configured to allow movement of the coupling device 2, disengaged from the towing cable 3, on and along the guide rails.
- the coupling device 2 also comprises a first clamping jaw 9 fixedly mounted relative to the support body 4.
- the first clamping jaw 9 is advantageously arranged at a front end of the support body 4.
- the coupling device 2 further comprises a clamping element 10 comprising a second clamping jaw 11, and a connecting part 12 extending from the second clamping jaw 11.
- the clamping element 10 is in one piece.
- the second clamping jaw 11 could be attached and fixed on the connecting portion 12.
- the connecting portion 12 more particularly comprises a first connecting portion 13 integral with the second clamping jaw 11 and a second connecting portion 14 opposite the second clamping jaw 11 and extending from the first connecting portion 13.
- the second connecting portion 14 is formed by two connecting branches 14a, 14b substantially parallel and spaced from one another.
- the clamping element 10 is hingedly mounted on the support body 4 around a first hinge axis A, located near the first clamping jaw 9, between a clamping position (shown in FIG. 3) in which the first and second clamping jaws 9, 11 are configured to grip the cable tractor 3 and a release position (shown in Figure 6) in which the first and second clamping jaws 9, 11 are configured to release the towing cable 3.
- the clamping element 10 is more particularly configured so that the second connecting portion 14 of the connecting portion 12 is closer to the support body 4 when the clamping member 10 is in the release position than when the clamping member 10 is in the clamping position.
- the coupling device 2 is advantageously configured such that the first clamping jaw 9 is located towards the inside of the coupling device 2 and the second clamping jaw 11 is turned towards the outside of the coupling device 2
- the first and second clamping jaws 9, 11 are advantageously configured for clamping the towing cable 3 from above.
- the coupling device 2 also comprises an actuating element 15 configured to actuate movement of the clamping member 10 between its clamping and releasing positions.
- the actuating element 15 comprises two sliding portions 16, a support portion 17 opposite to the first and second clamping jaws 9, 11 with respect to the sliding portions 16, and a connecting portion 18 configured to connect the support portion 17 to each of the slide portions 16.
- the actuating element 15 has a general shape of Y.
- the element of FIG. actuation 15 could have any other shape, and it could include in particular a single sliding portion 16.
- Each sliding portion 16 of the actuating element 15 is advantageously tubular, and is slidably mounted around a respective guide portion 6 in a direction of displacement D between a first position (shown in FIG. 3) in which the clamping element 10 is in the clamping position, and a second position (shown in FIG. 6) in which the clamping element 10 is in the release position.
- Each sliding portion 16 of the actuating element 15 is also displaceable in a plurality of intermediate positions arranged between the first and second positions, and in particular in a first and a second intermediate portion shown in FIGS. 4 and 5.
- Each sliding portion 16 advantageously comprises an abutment surface 19 configured to cooperate with a respective bearing surface 21 provided on the support body 4, when the actuating element 15 is in the first position.
- Each abutment surface 19 is thus configured to limit the pivoting stroke of the actuating element 15 towards the first and second clamping jaws 9, 11.
- the coupling device 2 is more particularly configured so that a passage of the actuating element 15 from the first position to the second position induces a sliding of the sliding portions 16 opposite the first and second jaws. tightening 9, 11.
- the support portion 17 of the actuating element 15 is equipped with a clutch / clutch roller 22 rotatably mounted about an axis of rotation 23 fixed on the support portion 17.
- the clutch / clutch roller 22 is configured to cooperate with disengagement rails and clutch 24 belonging to the transport installation and extending along the path of movement of the coupling device 2, so as to guide a displacement of the element of actuation between its first and second positions.
- the connecting portion 18 of the actuating element 15 comprises two connecting branches 18a,
- the coupling device 2 further comprises a biasing device 25 interposed between the actuating element 15 and the connecting part 12, and configured to bias the clamping element 10 towards the clamping position.
- the coupling device 2 could comprise two biasing devices 25 arranged symmetrically on either side of a plane of symmetry of the coupling device 2.
- the biasing device 25 more particularly comprises a first mounting portion 26 mounted articulated on the second connecting portion 14 of the clamping element 10 around a second hinge axis B, and a second mounting portion 27 mounted hingedly on the actuating element 15 around a third hinge axis C.
- the first, second and third hinge axes A, B, C are advantageously substantially parallel.
- the first mounting portion 26 is a mounting yoke comprising two mounting flanges 26a, 26b mounted respectively hinged on the two branches 14a, 14b of the second connecting portion 14, and a wall bottom 26c connecting the two mounting wings 26a, 26b.
- the second mounting portion 27 is also a mounting yoke comprising two mounting wings 27a, 27b hinged respectively on the two branches 18a, 18b of the actuating element 15, and a bottom wall 27c connecting two mounting flanges 27a, 27b.
- the biasing device 25 further comprises at least one compression spring 28 configured to bias the first and second mounting portions 26, 27 away from one another.
- the biasing device 25 comprises two compression springs 28 arranged coaxially. Nevertheless, the biasing device 25 could comprise only one compression spring 28.
- Each compression spring 28 is advantageously helical, and comprises a first end portion bearing against a bearing face delimited by the first mounting portion 26, and a second end portion bearing against a delimited bearing face. by the second fitting part
- the coupling device 2 is advantageously configured such that each compression spring 28 is compressed when the clamping element 10 is in the clamping position.
- the biasing device 25 also comprises a guide rod 29 around which extend the two compression springs 28.
- the guide rod 29 comprises a first end portion secured to the second mounting portion 27 and a second portion of the end slidably mounted in a passage opening 31 delimited by the first mounting portion 26.
- the biasing device 25 further comprises a stop member 32 configured to limit the elongation or expansion of each compression spring
- the stop element 32 of the biasing device 25 is fixed on the second end portion of the guide rod
- the biasing device 25 and the actuating element 15 are more particularly configured so that the first and second positions of the actuating element 15 are stable, and that the different intermediate positions of the actuating element 15 arranged between the first and second positions, and in particular the first and second intermediate positions shown in Figures 4 and 5, are unstable. It should be noted that, in the first intermediate position shown in FIG. 4, the second and third hinge axes B, C extend in a reference plane P, also called a tilting plane, orthogonal to the direction of displacement. D.
- the coupling device 2 is also configured such that, when the clamping element 10 is in the clamping position, the third hinge axis C is arranged on the side of the first and second clamping jaws 9, 11 by relative to the reference plane P, and so that, when the clamping member 10 is in the release position, the third hinge axis C is disposed on the opposite side to the first and second clamping jaws 9, 11 by reference to the reference plane P.
- the coupling device 2 is more particularly configured such that, as soon as the third articulation axis C exceeds the reference plane P opposite the first and second clamping jaws 9, 11, the biasing device 25 urges the actuating element 15 towards its second stable position, and so that, as soon as the third articulation axis C exceeds the reference plane P towards the first and second clamping jaws 9, 11, the device biasing device 25 biases the actuating element 15 towards its first position.
- the clutch / clutch roller 22 cooperates with a disengagement rail 24 shaped to guide the actuating element 15 towards its second stable position.
- the actuating element 15 then slides progressively away from the first and second clamping jaws 9, 11.
- each compression spring 28 becomes relaxes and also urges the actuating element 15 towards its second position.
- the disengaging rail 24 accompanies and guides the actuating element 15 to its second position.
- Such a displacement of the actuating element 15 causes a pivoting of the connecting portion 12 towards the support body 4 and thus a displacement of the clamping element 10 in the release position.
- Such a displacement of the clamping element 10 induces a release of the towing cable and a disengagement of the vehicle equipped with the coupling device 2.
- the disengaged vehicle is guided along a transfer path, in particular by means of the rollers 7, to the exit of the station. end.
- the clutch / clutch roller 22 cooperates with a clutch rail (not shown in the figures) shaped to guide the actuating element 15 to its first position.
- the actuating element 15 then slides progressively towards the first and second clamping jaws 9, 11, which causes a displacement of the third hinge axis C towards the first and second clamping jaws 9, 11.
- Such displacement of the actuating element 15 can be decomposed into a first phase during which the clamping member 10 is moved to its clamping position and each compression spring 28 is not compressed (see FIG. 5), and in a second phase during which each compression spring 28 is compressed.
- each compression spring 28 urges the actuating element 15 into its first stable position, and the clamping element 10 is then stabilized in the clamping position.
- the clutch rail accompanies and guides the actuating element to its first position.
- the invention is not limited to the sole embodiment of this coupling device, described above as an example, it encompasses all the variants.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Clamps And Clips (AREA)
- Agricultural Machines (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1556115A FR3038282B1 (fr) | 2015-06-30 | 2015-06-30 | Dispositif d’accouplement destine a accoupler un vehicule a un cable tracteur d’une installation de transport |
PCT/FR2016/051483 WO2017001742A1 (fr) | 2015-06-30 | 2016-06-17 | Dispositif d'accouplement destiné à accoupler un véhicule à un câble tracteur d'une installation de transport |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3317157A1 true EP3317157A1 (fr) | 2018-05-09 |
Family
ID=54260916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16735920.7A Withdrawn EP3317157A1 (fr) | 2015-06-30 | 2016-06-17 | Dispositif d'accouplement destiné à accoupler un véhicule à un câble tracteur d'une installation de transport |
Country Status (5)
Country | Link |
---|---|
US (1) | US10807614B2 (fr) |
EP (1) | EP3317157A1 (fr) |
CN (1) | CN107801387B (fr) |
FR (1) | FR3038282B1 (fr) |
WO (1) | WO2017001742A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115246423A (zh) * | 2021-04-26 | 2022-10-28 | 北京中索国游索道工程技术有限公司 | 一种脱挂抱索器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IS1266B6 (is) * | 1983-09-20 | 1987-03-27 | Konrad Doppelmayr & Sohn Maschinenfabrik | Klemmufestibúnaður |
IT1187954B (it) * | 1986-02-21 | 1987-12-23 | Agudio Spa | Dispositivo per il collegamento automatico di un veicolo alla fune od a ciascuna delle due funi di una funivia a moto continuo |
AT388346B (de) * | 1987-11-25 | 1989-06-12 | Wopfner Kg Felix | Kuppelbare klemme zum anklemmen von transportmitteln an ein bewegtes seil |
FR2656579A1 (fr) * | 1989-12-29 | 1991-07-05 | Transport Etudes | Pince debrayable pour la fixation et le detachement automatique des vehicules du cable tracteur en correspondance dans les gares. |
IT1244238B (it) * | 1990-09-10 | 1994-07-08 | Leitner Spa | Dispositivo di controllo della forza di serraggio di una morsa ad ammorsamento automatico su una fune portante traente in sistemi di impianti funiviari. |
CN200942774Y (zh) * | 2006-09-07 | 2007-09-05 | 昆明有色冶金设计研究院 | 四连杆抱索器弹簧轴销板片式自锁装置 |
CN200960923Y (zh) * | 2006-11-06 | 2007-10-17 | 昆明有色冶金设计研究院 | 四簧式脱挂抱索器 |
ITTO20121105A1 (it) * | 2012-12-19 | 2014-06-20 | Dimensione Ingenierie S R L | Dispositivo a morsa per funivie. |
-
2015
- 2015-06-30 FR FR1556115A patent/FR3038282B1/fr active Active
-
2016
- 2016-06-17 CN CN201680037938.8A patent/CN107801387B/zh not_active Expired - Fee Related
- 2016-06-17 EP EP16735920.7A patent/EP3317157A1/fr not_active Withdrawn
- 2016-06-17 WO PCT/FR2016/051483 patent/WO2017001742A1/fr active Application Filing
- 2016-06-17 US US15/739,512 patent/US10807614B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20180178814A1 (en) | 2018-06-28 |
US10807614B2 (en) | 2020-10-20 |
CN107801387A (zh) | 2018-03-13 |
CN107801387B (zh) | 2020-03-17 |
WO2017001742A1 (fr) | 2017-01-05 |
FR3038282B1 (fr) | 2017-08-11 |
FR3038282A1 (fr) | 2017-01-06 |
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