EP4306745A1 - Stützwagen für ein beckenabdecksystem - Google Patents

Stützwagen für ein beckenabdecksystem Download PDF

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Publication number
EP4306745A1
EP4306745A1 EP23183602.4A EP23183602A EP4306745A1 EP 4306745 A1 EP4306745 A1 EP 4306745A1 EP 23183602 A EP23183602 A EP 23183602A EP 4306745 A1 EP4306745 A1 EP 4306745A1
Authority
EP
European Patent Office
Prior art keywords
rotation
support
drive
coupling member
winding drum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23183602.4A
Other languages
English (en)
French (fr)
Inventor
Nicolas SEDAINE
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.)
ASpool SAS
Original Assignee
ASpool SAS
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 ASpool SAS filed Critical ASpool SAS
Publication of EP4306745A1 publication Critical patent/EP4306745A1/de
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H4/00—Swimming or splash baths or pools
    • E04H4/06—Safety devices; Coverings for baths
    • E04H4/10—Coverings of flexible material
    • E04H4/101—Coverings of flexible material wound-up on a fixed axis
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H4/00—Swimming or splash baths or pools
    • E04H4/06—Safety devices; Coverings for baths
    • E04H4/08—Coverings consisting of rigid elements, e.g. coverings composed of separate or connected elements
    • E04H4/082—Coverings consisting of rigid elements, e.g. coverings composed of separate or connected elements composed of flexibly or hingedly-connected slat-like elements, which may or may not be wound-up on a fixed axis

Definitions

  • the present invention relates to a support trolley for a basin covering system, and to a basin covering system comprising such a support trolley.
  • the driven part of the second freewheel coupling which is integral in rotation with the rolling elements, is likely to be driven in rotation, depending on the diameters of the rolling elements and of the diameter of the winding drum which evolves during the winding phase of the basin cover, at a rotation speed capable of inducing the passage of the second freewheel coupling into the engaged state.
  • a passage of the second freewheel coupling in the engaged state when rolling up the pool cover, while the rolling elements roll on the rolling surfaces arranged on either side of the pool, harms to the quality of the winding of the pool cover, but also to the reliability of the drive mechanism, since it can induce wear or even breakage of certain elements of the drive mechanism, such as the first and second Freewheel couplings and endless transmission element.
  • such a support cart is complex and expensive.
  • such a support cart includes numerous parts likely to fail, which harms the reliability of the support cart and therefore of the recovery system.
  • the present invention aims to remedy all or part of these drawbacks.
  • the technical problem underlying the invention therefore consists of providing a support trolley for a pond covering system which is simple and reliable in structure, while ensuring easy and reliable winding and unwinding of a pond cover.
  • the winding drum is rotated in the cover winding direction via the coupling member. , which induces a winding of the pool cover around the winding drum and therefore a movement of the support part in a direction of movement corresponding to an opening of the pool.
  • the drive wheels When the drive motor is rotated in the second direction of motor rotation, the drive wheels are rotated in the basin closing direction via the coupling member and roll on the two surfaces bearings arranged on either side of the basin, which causes a movement of the support part in a direction of movement corresponding to a closing of the basin.
  • Such a movement of the support part induces traction on the pool cover, which causes a rotation of the winding drum in the direction of unwinding of the cover and therefore unwinding of the pool cover.
  • Such a configuration of the rotation drive device, and in particular of the coupling mechanism, ensures in particular optimal winding of the pool cover around the winding drum.
  • the support cart may further have one or more of the following features, taken alone or in combination.
  • the direction of movement is substantially parallel to the axis of rotation of the winding drum.
  • the at least one coupling mechanism further comprises a first toothed wheel which is integral in rotation with the winding drum and a second toothed wheel which is integral in rotation with the drive wheel respective, the coupling member being configured to be coupled in rotation to the first toothed wheel when the coupling member occupies the first engaged state and to be coupled in rotation to the second toothed wheel when the coupling member occupies the second engaged state.
  • the first toothed wheel extends substantially coaxially with the winding drum.
  • the second toothed wheel extends substantially coaxially with the respective drive wheel.
  • the first and second toothed wheels of the at least one coupling mechanism extend respectively in two extension planes which are substantially parallel and which are offset relative to each other. the other according to the direction of movement of the coupling member.
  • the coupling member is configured to extend in the extension plane of the respective first toothed wheel when the coupling member occupies the first engaged state, and to s 'extend in the plane of extension of the respective second toothed wheel when the coupling member occupies the second engaged state.
  • the at least one coupling mechanism comprises at least one intermediate toothed wheel mounted movable in rotation on the respective lateral support frame and configured to couple in rotation the coupling member with the respective first toothed wheel when the coupling member occupies the first engaged state.
  • the rotation drive device comprises a drive shaft which is rotatably coupled to the drive motor and which comprises two end portions opposite each other, the coupling member being mechanically connected to a respective end portion of the drive shaft.
  • the coupling member is carried by the respective end portion of the drive shaft.
  • the two end portions of the drive shaft are respectively supported by the two lateral support frames.
  • the drive shaft extends substantially parallel to the winding drum.
  • the coupling member comprises a mounting part, for example tubular, mounted on the respective end portion of the drive shaft, and a coupling part comprising a peripheral teeth.
  • the peripheral teeth of the coupling part are configured to be coupled in rotation to the respective first toothed wheel when the coupling member occupies the first engaged state, and to be coupled in rotation. rotation to the respective second gear when the coupling member occupies the second engaged state.
  • the mounting part comprises at least one connecting groove which extends helically around a central longitudinal axis of the drive shaft and in which a connecting lug is slidably mounted provided on the respective end portion of the drive shaft.
  • the connecting groove passes through and forms a connecting slot.
  • the drive motor is coupled in rotation to a central portion of the drive shaft which is located substantially equidistant from the first and second lateral support frames.
  • the drive motor is arranged in a central portion of the support part.
  • the axes of rotation of the two drive wheels extend substantially parallel to the axis of rotation of the winding drum.
  • the axes of rotation of the two driving wheels are substantially collinear.
  • the support carriage comprises a control unit configured to control the operation of the drive motor.
  • the rotation drive device comprises two coupling mechanisms provided respectively in the two lateral support frames.
  • the two coupling members of the two coupling mechanisms are connected respectively to the two opposite end portions of the drive shaft.
  • the rotation drive device comprises two drive shafts, each coupling member being connected to an end portion of a respective drive shaft.
  • the rotational drive device comprises two drive motors, each drive shaft being coupled in rotation to a respective drive motor.
  • the support carriage extends in a general direction of extension.
  • the support carriage further comprises an anti-unbalance device configured to exert a resistive torque on the winding drum.
  • an anti-unbalance device configured to exert a resistive torque on the winding drum.
  • the present invention further relates to a pond cover system, comprising a support trolley according to the invention, and a pond cover configured to be wrapped around the winding drum.
  • the pond cover comprises a cover and support bars attached to the cover and configured to rest on opposite edges of the basin.
  • THE figures 1 to 12 represent a basin covering system 2 intended to cover a basin 3, such as a swimming pool.
  • the basin covering system 2 comprises a basin cover 4 comprising two transverse edges 5 opposite each other and two longitudinal edges 6 also opposed to each other.
  • One of the transverse edges 5 of the pool cover 4 is intended to be fixed to a transverse edge of the pool 3, for example, according to the embodiment shown in the figure 1 , the transverse edge opposite the stairs allowing access to pool 3.
  • the pool cover 4 comprises a tarpaulin 4.1 which is flexible and which can for example be made of PVC, and support bars 4.2 fixed to the tarpaulin 4.1 and configured to rest on the edges opposite sides of the basin 3, and more particularly on the longitudinal edges of the basin 3.
  • Each support bar 4.2 can for example be inserted into a respective sheath provided on the tarpaulin.
  • a pond cover 4 is also called bar cover or bar tarpaulin.
  • the pool cover 4 could have a different structure, and for example be produced in the form of a slatted apron.
  • the basin covering system 2 further comprises a support carriage 7 extending in a general direction of extension De.
  • the support carriage 7 comprises a support part 8 configured to be movable in translation in a direction of translation Dt and in a first direction of movement S1 and a second direction of movement S2 opposite the first direction of movement S1.
  • the direction of translation Dt of the support part 8 advantageously extends perpendicular to the general direction of extension De of the support carriage 7 and parallel to the direction of extension of the basin 3.
  • the support part 8 comprises two lateral support frames 9 intended to move respectively along two opposite lateral edges of the pool, and more particularly along two longitudinal edges of the pool 3.
  • the support part 8 could possibly also comprise one or more reinforcing elements, such as reinforcing beams, connecting the two lateral support frames 9.
  • the support carriage 7 also comprises a winding drum 11 configured to wind and unwind the pool cover 4 between a covering position in which the pool cover 4 is unrolled and covers the entire or substantially the entire pool 3, and a release position in which the pool cover 4 is rolled up and frees access to the pool 3.
  • a winding drum 11 configured to wind and unwind the pool cover 4 between a covering position in which the pool cover 4 is unrolled and covers the entire or substantially the entire pool 3, and a release position in which the pool cover 4 is rolled up and frees access to the pool 3.
  • the transverse edge 5 of the pool cover 4, which is opposite the transverse edge 5 fixed to the pool 3 is fixed to the winding drum 11.
  • the winding drum 11 comprises two end portions opposite each other and respectively supported by the two lateral support frames 9.
  • the winding drum 11 is mounted movable in rotation relative to the support part 8 around an axis of rotation A (see Figure 7 ) extending perpendicular to the direction of translation Dt and in a cover winding direction SE and a cover unwinding direction SD opposite to the cover winding direction SE.
  • the support part 8 comprises a protective cover 12 mounted on the two side support frames 9, and configured to cover and protect the winding drum 11.
  • the support carriage 7 further comprises two drive wheels 13 mounted to move in rotation respectively on the two lateral support frames 9 around axes of rotation which extend parallel to the axis of rotation A of the winding drum 11, and which can for example be collinear.
  • the two driving wheels 13 are configured to roll respectively on two rolling surfaces arranged on either side of the basin 3 and extending more particularly respectively along the longitudinal edges of the basin 3.
  • each driving wheel 13 comprises a strip bearing, for example made of plastic.
  • the support carriage 7 further comprises two rolling elements 14, such as casters or rolling rollers, having axes of rotation extending parallel to the axis of rotation A of the winding drum 11, and configured to roll respectively on the two rolling surfaces arranged on either side of the basin 3.
  • the rolling elements 14 are offset relative to the drive wheels 13 in the direction of translation Dt. Such an arrangement of the rolling elements 14 and driving wheels 13 ensure great stability to the support trolley 7.
  • the support carriage 7 also comprises a rotation drive device configured to rotate the winding drum 11 in the cover winding direction SE and to rotate the two drive wheels 13 in a closing direction of basin.
  • the rotation drive device comprises a drive motor 15 and a drive shaft 16 which is rotatably coupled to the drive motor 15.
  • the drive shaft 16 extends parallel to the winding drum 11 and comprises two end portions opposite each other which are respectively supported by the two lateral support frames 9.
  • the drive motor 15 is arranged in a central portion of the support part 8, is covered by the protective cover 12, and is coupled in rotation to a central portion of the drive shaft 16 which is located substantially equidistant from the first and second support frames lateral 9.
  • the rotation drive device further comprises two coupling mechanisms 17 provided respectively in the two lateral support frames 9.
  • Each coupling mechanism 17 comprises a coupling member 18, such as a coupling dog, mechanically connected to a respective end portion of the drive shaft 16, and more particularly carried by the portion of respective end of the drive shaft 16.
  • each member coupling 18 comprises a mounting part 18.1, for example tubular, fitted onto the respective end portion of the drive shaft, and a coupling part 18.2 coaxial with the respective mounting part 18.1 and comprising teeth peripheral.
  • Each coupling mechanism 17 further comprises a first toothed wheel 19 which is integral in rotation with the winding drum 11, and a second toothed wheel 21 which is integral in rotation with the respective drive wheel 13.
  • the first toothed wheel 19 extends coaxially with the winding drum 11, and the second toothed wheel 21 extends coaxially with the respective drive wheel 13.
  • the first and second toothed wheels 19, 21 of each coupling mechanism 17 extend respectively in two respective extension planes which are substantially parallel and which are offset relative to each other along a central longitudinal axis of the drive shaft 16.
  • Each coupling member 18 is more particularly movable relative to the respective lateral support frame 9 in a direction of movement Dd which is parallel to the central longitudinal axis of the drive shaft 16 and between a first engaged state (see THE figures 5 , 8 And 10 ) in which the coupling member 18 extends in the extension plane of the respective first toothed wheel 19 and the peripheral teeth of the respective coupling part 18.2 is coupled in rotation to the respective first toothed wheel 19, and a second engaged state (see figures 6 , 9 And 11 ) in which the coupling member 18 extends in the extension plane of the respective second toothed wheel 21 and the peripheral teeth of the respective coupling part 18.2 is coupled in rotation to the respective second toothed wheel 21.
  • the coupling members 18 are configured to rotationally couple the drive shaft 16 to the winding drum 11 and to uncouple the drive shaft 16 from the drive wheels 13 when the coupling members 18 occupy the first engaged state, and are configured to rotationally couple the drive shaft 16 to the drive wheels 13 and uncouple the drive shaft 16 from the winding drum 11 when the coupling members 18 occupy the second engaged state.
  • each coupling member 18 comprises a pair of connecting grooves 22 which each extend helically around the central longitudinal axis of the drive shaft 16 and in each of which is slidably mounted a respective connecting lug 23 provided on the respective end portion of the drive shaft 16.
  • Each connecting groove 22 can for example be through, and thus form a connecting slot, and each connecting lug 23 can for example extend radially relative to the central longitudinal axis of the drive shaft 16.
  • the two connecting lugs provided on each end portion of the shaft drive 16 are diametrically opposed.
  • each connecting groove 22 comprises a first cam surface 22.1 configured to cooperate with the respective connecting lug 23 when the drive shaft 16 is rotated in a first direction of rotation, and a second cam surface 22.2 configured to cooperate with the respective connecting pin 23 when the drive shaft 16 is rotated in a second direction of rotation.
  • each connecting pin 23 slides on the first respective cam surface 22.1, and, since the respective coupling part 18.2 is coupled in rotation with the second respective toothed wheel 21, the respective coupling member 18 is moved in translation according to the direction of movement Dd until reaching the first engaged state which corresponds to a position in which said connecting lug 23 abuts against a first end of the respective connecting groove 22 (see the Figure 10 ).
  • each connecting lug 23 slides on the second respective cam surface 22.2, and, since the respective coupling part 18.2 is coupled in rotation with the respective first toothed wheel 19, the respective coupling member 18 is moved in translation according to the direction of movement Dd until reaching the second engaged state which corresponds to a position in which said connecting lug 23 abuts against a second end of the respective connecting groove 22 (see the Figure 11 )
  • each coupling mechanism 17 comprises an intermediate toothed wheel 24 mounted movable in rotation on the respective lateral support frame 9 and configured to couple in rotation the coupling member 18 with the first respective toothed wheel 19 when the coupling member 18 occupies the first engaged state.
  • the support carriage 7 further comprises a control unit configured to control in particular the operation of the drive motor 15, and may also include one or more photovoltaic panels configured to electrically power in particular the control unit and the drive motor 15. Each photovoltaic panel can for example be mounted on an upper face of the protective cover 12.
  • the support carriage 7 further comprises an anti-unbalance device 31 configured to exert a resistive torque, directly or indirectly, on the winding drum 11, such that, when a support bar 4.2 leaves the winding drum 11 during the unwinding of the pool cover 4, the mass of said support bar 4.2 does not cause an acceleration of the rotation of the winding drum 11 and therefore a noisy impact of said support bar 4.2 against the basin 3.
  • an anti-unbalance device 31 configured to exert a resistive torque, directly or indirectly, on the winding drum 11, such that, when a support bar 4.2 leaves the winding drum 11 during the unwinding of the pool cover 4, the mass of said support bar 4.2 does not cause an acceleration of the rotation of the winding drum 11 and therefore a noisy impact of said support bar 4.2 against the basin 3.
  • the anti-unbalance device 31 comprises a braking roller 32 which extends substantially coaxially with the winding drum 11 and which is integral in rotation with the winding drum 11, a friction belt 33 configured to cooperate by friction with an external peripheral wall of the braking roller 32 and a tensioning device 34 configured to tension the friction belt 33.
  • the tensioning device 34 can for example comprise a tension spring 35 configured to exert a force traction on the friction belt 33 which is oriented substantially radially relative to the axis of rotation A.
  • the rotation drive device could comprise two drive shafts 16, each coupling member 18 then being mechanically connected to an end portion of a respective drive shaft 16.
  • the rotation drive device could comprise two drive motors 15, each drive shaft 16 then being coupled in rotation to a respective drive motor 15 .

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Handcart (AREA)
EP23183602.4A 2022-07-12 2023-07-05 Stützwagen für ein beckenabdecksystem Pending EP4306745A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2207135A FR3137935A1 (fr) 2022-07-12 2022-07-12 Chariot de support pour système de recouvrement de bassin

Publications (1)

Publication Number Publication Date
EP4306745A1 true EP4306745A1 (de) 2024-01-17

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ID=83280158

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23183602.4A Pending EP4306745A1 (de) 2022-07-12 2023-07-05 Stützwagen für ein beckenabdecksystem

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EP (1) EP4306745A1 (de)
FR (1) FR3137935A1 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2244066A1 (de) 1973-09-13 1975-04-11 Oberschwaeb Metallwaren
FR2908402A1 (fr) * 2006-11-13 2008-05-16 Hydroline Sa Dispositif de manutention d'un element enroulable, installation pour couvrir et decouvrir un bassin de piscine et procede de deroulement et d'enroulement d'un element enroulable au-dessus d'une surface
EP3318700A1 (de) * 2016-11-07 2018-05-09 A.S.Pool Stützwagen für abdecksystem eines beckens
EP3739149A1 (de) * 2019-05-15 2020-11-18 Pbk - Enco Automatische aufrollvorrichtung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2244066A1 (de) 1973-09-13 1975-04-11 Oberschwaeb Metallwaren
FR2908402A1 (fr) * 2006-11-13 2008-05-16 Hydroline Sa Dispositif de manutention d'un element enroulable, installation pour couvrir et decouvrir un bassin de piscine et procede de deroulement et d'enroulement d'un element enroulable au-dessus d'une surface
EP3318700A1 (de) * 2016-11-07 2018-05-09 A.S.Pool Stützwagen für abdecksystem eines beckens
EP3739149A1 (de) * 2019-05-15 2020-11-18 Pbk - Enco Automatische aufrollvorrichtung

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FR3137935A1 (fr) 2024-01-19

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