EP3036386A1 - Swimming pool having an integrated counter-current swimming system - Google Patents
Swimming pool having an integrated counter-current swimming systemInfo
- Publication number
- EP3036386A1 EP3036386A1 EP14771183.2A EP14771183A EP3036386A1 EP 3036386 A1 EP3036386 A1 EP 3036386A1 EP 14771183 A EP14771183 A EP 14771183A EP 3036386 A1 EP3036386 A1 EP 3036386A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- swimming pool
- flow
- integrated
- drive
- countercurrent
- 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.)
- Granted
Links
- 230000009182 swimming Effects 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 23
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000004382 potting Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 240000006829 Ficus sundaica Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001914 calming effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003716 rejuvenation Effects 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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
- E04H4/12—Devices or arrangements for circulating water, i.e. devices for removal of polluted water, cleaning baths or for water treatment
-
- 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
- E04H4/0006—Devices for producing waves in swimming pools
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/12—Arrangements in swimming pools for teaching swimming or for training
- A63B69/125—Devices for generating a current of water in swimming pools
Definitions
- Flow rectifier is arranged around an annular suction opening, wherein the surfaces of the inlet and outlet openings of the water lie in a plane like the pool wall.
- the cross-sectional area of the nozzle is between 120 and 130 cm 2 at an exit velocity of 1 m / sec with a power consumption of 1 to 1.2 kW.
- conventional residential countercurrent floats typically consist of centrifugal pump components, inlet nozzles, one or more exhaust nozzles, connecting pipes and pipes, and electrical control.
- the water is sucked in via the pump from the tank via one or more suction ports and through nozzles with elevated
- the present invention seeks to reduce the power consumption of a flow aggregate while maintaining the required power output and to make the construction of the flow aggregate so that it can be easily integrated into a pool, at the same time maintenance and Minimum wear of the unit.
- the swimming pool according to the invention with integrated countercurrent system is equipped with a device for generating a strong adjustable flow in a liquid medium with an underwater drive, which is arranged in the inlet region of a specially shaped flow channel.
- Recesses whose total area has a volume flow of 50 - 160 sqm / h and a flow rate of not greater than 0.4 m / s
- Flow direction behind the propeller of the underwater drive at least one straightening element is arranged, which largely prevents turbulence of the liquid flow and ensures the directional constancy of the flow.
- DC motor whose housing is located almost halfway in the flow channel and almost half outside the flow channel contributes significantly to the low-resistance laminar flow within the flow channel at.
- a further aspect of the invention is that the underwater drive for a device of a countercurrent swimming system is characterized in that the underwater drive comprises a DC motor, wherein a shaft of a rotor between two bearings of bearing sleeves of ceramic material is received, and during running of the rotor between bearing sleeves and camp forms a water film.
- Flow in a liquid medium of a counterflow system operates with a special drive device described above using a brushless and low maintenance DC motor.
- the particularly flow-friendly drive is arranged under water in the inlet region of the flow channel so that at least one end of the drive is outside the flow channel and the outer shape of the housing of the drive is designed particularly flow friendly with a slim, easy to maintain drive ,
- the diameter ratio D / d of the inlet opening D to the outlet opening d of the flow channel is not smaller than 1, 7 z. B. that the diameter (d) of the outlet opening between 100 mm and 200 mm, preferably 144 mm and the diameter D of the inlet opening between 200 mm and 300 mm, preferably at 250 mm.
- a brushless DC motor is combined with a propeller in a compact housing with flow-optimized geometry.
- a major advantage is seen in the fact that due to a special construction of the engine no shaft seals are needed because the interior of the engine with a liquid medium, eg water, is filled, what the
- the housing of the drive has flow-friendly elements, for. B. preferably at least one end face in the direction of the flow S of the liquid medium.
- a further advantage is that the rotor of the electric drive has at least two permanent magnetic elements producing a strong permanent magnetic field, e.g. Magnetic elements from rare earths.
- At least one component of the bearing of the shaft of the rotor is made of ceramic material.
- the magnetic elements and the stator of the electric drive are embedded in a potting compound.
- the magnetic field of the stator is generated due to an electronic control and is infinitely variable.
- Fig. 1 is a schematic block diagram of a countercurrent swimming pool
- FIG. 3 is a schematic representation of the device (1 ') in a housing
- FIG. 5 is a schematic sectional view through the immediate vicinity of a recess (38) in the end element (36) of the housing (35);
- Fig. 1 shows a schematic block diagram of an embodiment of the present invention of a countercurrent swimming pool 1 with a drive 2 in a swimming pool, not shown here.
- the device 1 consists in
- a drive 2 which is designed as a brushless DC motor and will be described in more detail below.
- a propeller 7 similar to a propeller, attached, the flow (S), s. Fig. 2 generated in the flow channel 3.
- the flow (S), s. Fig. 2 generated in the flow channel 3.
- at least one straightening element 9 is arranged, which ensures the maintenance of a laminar flow.
- the flow velocity of the laminar flow depends primarily on the rotational speed of the drive 2 or of the DC motor 8 (FIG. 2).
- the speed is adjusted with a control unit 16 for sensorless electronically commutated DC motors.
- the signals for speed adjustment are transmitted by wireless transmitter 12 wirelessly to a receiver device 13.
- the speed controller 1 1 converts the received signals into a speed setpoint for the control unit 16. Via a radio signal, the relay 15 is actuated and the power electronics are switched off to save energy in the idle state.
- the one Switch 14 is operated manually and switches the system for a longer time
- the housing which forms the flow channel 3 is made in two parts in the present embodiment, for assembly reasons, wherein the one part 18 is cylindrical and the other part 19 is funnel-shaped.
- the two parts 18, 19 are connected by means of an annular cylinder 20 releasably connected with screws 21.
- the drive 2 is a brushless DC motor, which is designed to be particularly slim and the length to diameter ratio between 1, 3 and 4, preferably at 3.1. In this case, the drive 2 is arranged approximately halfway inside the inlet region of the flow channel 3 and approximately half before it enters the flow channel 3.
- the power supply of the DC motor 8 via a watertight inlet nozzle 22 by a cable 23 with a suitable insulation.
- the straightening element 9 has in the middle a cylindrical core piece 25 from which star-shaped, substantially planar baffles 26 extend to the inside of the flow channel 3.
- the baffles 26 extend in length over about one third of the entire cylindrical portion 18 of the flow channel 3.
- flow-friendly guide element not shown here, be arranged, which reduces the flow resistance to the flow S.
- the special DC motor 8 is bounded on its end faces by two flanges 27, 27 'which receive the shaft 6 in each case in a bearing 28, 28'.
- the water passes through at least one passage 30, 30 'in the flange 27, 27' in the interior of the motor 8, whereby the entire interior of the DC motor 8 is filled with water and the water undergoes a slight circulation.
- the stator of the DC motor 8 consists of a winding 31 and a magnetizable iron core 32.
- the iron core is closed for drilling with a thin-walled sleeve 24 made of carbon or steel.
- the winding 31 and the iron core 32 are sealed together watertight with a potting compound.
- the rotor 29 has at least one permanent magnetic south and north pole 33, 33 '.
- the rotor is also wrapped with a thin-walled sleeve 24 'made of carbon or steel.
- Rotor magnets and the sleeve are encapsulated with the same potting compound as the stator.
- the permanent magnets are made of a material that has at least a part of rare earths because of their high magnetic field.
- the permanent magnets 33, 33 ' are received by a rotationally symmetrical carrier 34, which is arranged on the shaft 6.
- FIG. 3 shows a schematic representation of the device 10 in a housing 35 for generating a strong flow S of a countercurrent floater 1 by means of the device 10.
- the flow channel 3 is formed by two parts 18 and 19, wherein the one part 18 is cylindrical and the other Part 19 is funnel-shaped.
- the underwater drive is in the present embodiment, a DC motor 8, which is arranged with its rear end in a spacer 39 and by means of screws 40 on a leg 41 of a
- Elbow is attached.
- the elbow is composed of two legs 41 and 41 ', wherein the angle ⁇ between the two legs 41, 41' between 90 ° and 100 ° by means of an actuator 42 is adjustable.
- the angle piece is expediently made of a non-oxidizing stainless steel.
- the lower leg 41 ' rests with the help of at least three adjustable in length Actuators 43, 43 'on the bottom 44 of the housing 35.
- the housing 35 is generally a cuboid structure of a suitable non-oxidizing material, which is expediently attached to a wall of the swimming pool
- the adjustable-length supports 46 below the housing 35 which are arranged between the lower floor 44 and the bottom 45 'of the swimming pool, serve to intercept the weight of the device 10 and the housing 36.
- a further strut 47 above the housing 35 also provides the ability to attach the housing 35 to the edge of the pool to balance the weight and absorb vibrations of the housing 35.
- a special end member 36 is arranged, which serves both as a suction and as an outlet element of the liquid flows, wherein the surface of the outflow opening of the
- Water level is adjusted by means of the actuators 42, 43, 43 'and depends u.a. according to the length of the swimming pool.
- FIG. 4 shows a front view of the end element 36 with at least one outlet opening 37 and a plurality of suction slots 48, which are divided into different areas 49, 49.
- the different regions 49, 49 ' are delimited from one another by liquid-impermeable regions 50, 50', these regions 50, 50 'being spaced apart by a predetermined distance a, a', in order to ensure that at a given slot diameter d and one determining slot width b can flow through a predetermined flow rate of liquid (eg., Water) of 160-170 m 3 / h maximum.
- liquid eg., Water
- Passage volume of approx. 170 sqm / h at the single openings amounts to 0.45 m / s.
- Suction speed at the individual openings 0.4 m / s may not exceed.
- a circular recess 37 is arranged, which corresponds approximately to the diameter ci of the outlet nozzle.
- This recess 37 is of a
- the closing element 36 is fastened with its border 51 with a plurality of recessed screws 52 on the housing 35.
- Fig. 5 shows a schematic enlarged sectional view through the
- End element 36 contributes.
- the slot diameter d and the slot width b determine the total flow rate Q of the sucked liquid medium.
- the velocity value measured in the center at the outlet of the flow channel 3 is 3.7 m / s. The determined
- the beam expansion is very limited, so that a high flow concentrated in the pool occurs. This greatly improves the swimming effect.
- a speed of e.g. 1, 2 m / s (corresponding to 4.3 km / h) is sufficient.
- exiting flow is expanded by means of a diffuser with a predetermined number of curved flow directing elements 9, 26 such that, in addition to a larger flow field, a
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Water Supply & Treatment (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Toys (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HUE14771183A HUE054215T2 (en) | 2014-05-18 | 2014-05-18 | Swimming pool having an integrated counter-current swimming system and process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/DE2014/000254 WO2015176694A1 (en) | 2014-05-18 | 2014-05-18 | Swimming pool having an integrated counter-current swimming system |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3036386A1 true EP3036386A1 (en) | 2016-06-29 |
EP3036386B1 EP3036386B1 (en) | 2020-10-21 |
Family
ID=51582208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14771183.2A Active EP3036386B1 (en) | 2014-05-18 | 2014-05-18 | Swimming pool having an integrated counter-current swimming system and process |
Country Status (7)
Country | Link |
---|---|
US (1) | US10508462B2 (en) |
EP (1) | EP3036386B1 (en) |
CN (1) | CN106460400B (en) |
DE (1) | DE112014006678A5 (en) |
ES (1) | ES2848439T3 (en) |
HU (1) | HUE054215T2 (en) |
WO (1) | WO2015176694A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015176694A1 (en) | 2014-05-18 | 2015-11-26 | Siegfried Binder | Swimming pool having an integrated counter-current swimming system |
EP3511056A1 (en) | 2018-01-12 | 2019-07-17 | Societe Industrielle Radio Electrique Et Mecanique "Sirem" | Counter-current swimming system and pool installation comprising such a system |
DE102018002477A1 (en) | 2018-03-27 | 2019-10-02 | Siegfried Binder | DEVICE FOR GENERATING A STRONG FLOW IN A SWIMMING POOL |
NL2021986B1 (en) | 2018-11-13 | 2020-05-15 | Van Loon Jan | Counter-current swimming device |
CN110032818B (en) * | 2019-04-19 | 2023-06-16 | 九易庄宸科技(集团)股份有限公司 | Borderless swimming pool water drop flow calculation method |
EP3819443B1 (en) | 2019-11-05 | 2023-01-18 | Binder Vermögensverwaltung GmbH & Co. KG | Device for generating a strong flow in a swimming pool with at least one light source |
DE202020101750U1 (en) * | 2020-03-31 | 2020-04-15 | Speck Pumpen Verkaufsgesellschaft Gmbh | Counter current swimming system |
NL2027375B1 (en) | 2021-01-22 | 2022-08-05 | Van Loon Jan | Adaptive counter-current system for a swimming pool |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2319902A1 (en) | 1973-04-19 | 1974-11-07 | Cillichemie | ENVIRONMENTAL FACILITY |
DE2401040A1 (en) | 1974-01-10 | 1975-07-24 | Oplaender Wilo Werk Gmbh | Swimming-pool counterflow current plant - has water outlet nozzle with cross-section of at least 70 square centimetres |
DE7630719U1 (en) | 1976-10-01 | 1978-01-05 | Cillichemie, Ernst Vogelmann, 7100 Heilbronn | DEVICE FOR GENERATING A WATER FLOW IN A SWIMMING POOL |
DE3143322C2 (en) * | 1981-10-31 | 1985-06-20 | Martin 4030 Ratingen Schydlo | Device for generating a flow of water in a swimming pool |
DE3313549A1 (en) | 1983-04-14 | 1984-10-18 | Karsten 7148 Remseck Laing | Jet-generating unit |
FR2672331B1 (en) | 1991-01-31 | 1998-08-21 | Desjoyaux Jean Louis | COUNTERCURRENT SWIMMING AND FILTRATION DEVICE FOR POOL IN PARTICULAR. |
EP0777805B1 (en) * | 1994-08-26 | 2004-11-03 | Michael Clarey | Apparatus for generating water currents in swimming pools |
CN1085768C (en) * | 1994-12-31 | 2002-05-29 | 许青 | Adverse current swimming pool |
US6170095B1 (en) | 1997-06-16 | 2001-01-09 | Leif Alexander Zars | Main drain safety grate apparatus |
US6729799B1 (en) * | 2001-09-28 | 2004-05-04 | George W. Raike | Pneumatic wave generator |
CN2858869Y (en) * | 2005-09-26 | 2007-01-17 | 冯汉明 | Counter-current gymnastic swimming pool |
US9038208B2 (en) | 2006-12-20 | 2015-05-26 | Master Spas, Inc. | Swim spa with plenum arrangement at head end |
DE102006061504B3 (en) | 2006-12-23 | 2008-06-19 | Kählig, Matthias | Electric flow pump for making liquid substances circulate has a casing to hold an electric drive motor fitted concentrically and parallel to its axis |
FR2918290A1 (en) * | 2007-07-02 | 2009-01-09 | Claude Louis Emmendoerffer | Counter current swimming apparatus for e.g. above-ground swimming pool, has turbine driven by motor, which is driven by electric motor unit coupled with hydraulic pump, and pipes to transfer oil from pump to motor |
US8951413B2 (en) | 2008-06-02 | 2015-02-10 | Hydrotech Pty Ltd. | Safety grate cover for a swimming pool |
US20100005335A1 (en) | 2008-07-01 | 2010-01-07 | International Business Machines Corporation | Microprocessor interface with dynamic segment sparing and repair |
US20100050335A1 (en) | 2008-08-26 | 2010-03-04 | Baker Donald C | Cover and Sump Assembly For Preventing Suction Entrapment |
US20100058528A1 (en) | 2008-09-10 | 2010-03-11 | Michael Clarey | Apparatus for generating a current in a pool |
US20100258206A1 (en) | 2009-04-10 | 2010-10-14 | Baker Donald C | Sump extension assembly for preventing suction entrapment |
AT506821A2 (en) | 2009-06-09 | 2009-12-15 | Fraenkel Andres | Portable jet stream device for swimming pool, has housing connected in swivelable manner via length-adjustable holding strut, and supporting foot formed by base plate parallel to floor of swimming pool |
DE202011106999U1 (en) | 2011-10-21 | 2011-12-12 | Aquasector Ltd. | Nozzle arrangement for a counterflow system |
CH707215A2 (en) * | 2012-11-12 | 2014-05-15 | Peter A Müller | Countercurrent system i.e. filter and water quality system, for smaller swimming pool utilized for e.g. recreational sports activities, has housing adjusted by guide pipe and pipe guide and horizontally adjusted by rail guide |
DE202012011034U1 (en) | 2012-11-16 | 2013-03-25 | Siegfried Binder | Device for generating a strong flow in a liquid medium |
WO2015176694A1 (en) | 2014-05-18 | 2015-11-26 | Siegfried Binder | Swimming pool having an integrated counter-current swimming system |
-
2014
- 2014-05-18 WO PCT/DE2014/000254 patent/WO2015176694A1/en active Application Filing
- 2014-05-18 CN CN201480079087.4A patent/CN106460400B/en active Active
- 2014-05-18 DE DE112014006678.8T patent/DE112014006678A5/en active Pending
- 2014-05-18 US US15/312,177 patent/US10508462B2/en active Active
- 2014-05-18 EP EP14771183.2A patent/EP3036386B1/en active Active
- 2014-05-18 HU HUE14771183A patent/HUE054215T2/en unknown
- 2014-05-18 ES ES14771183T patent/ES2848439T3/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN106460400B (en) | 2021-02-19 |
ES2848439T3 (en) | 2021-08-09 |
DE112014006678A5 (en) | 2017-02-16 |
WO2015176694A1 (en) | 2015-11-26 |
US20170191281A1 (en) | 2017-07-06 |
EP3036386B1 (en) | 2020-10-21 |
HUE054215T2 (en) | 2021-08-30 |
US10508462B2 (en) | 2019-12-17 |
AU2014394718A1 (en) | 2016-12-08 |
CN106460400A (en) | 2017-02-22 |
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