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
  • E04H4/14—Parts, details or accessories not otherwise provided for
  • E04H4/16—Parts, details or accessories not otherwise provided for specially adapted for cleaning
  • E04H4/1618—Hand-held powered cleaners
  • E04H4/1636—Suction cleaners

Definitions

• the present invention relates to a swimming pool mop head.
• the present invention relates to a swimming pool mop head having a cover cooperating with:
• first connecting piece of a handle articulated in rotation around a first axis of rotation X 1 X 1 perpendicular to the axis Y 1 Y 1 of the handle, in a plane perpendicular to said first axis of rotation X 1 X ⁇
• said first connecting piece preferably comprising a first tubular or semi-tubular endpiece on which is adapted integrally, preferably removably, an end of said handle
• a second connecting piece of a suction pipe said second connecting piece comprising a second tubular or semi-tubular endpiece at an upper end of which a end of a flexible pipe is integrally adapted in a removable manner; suction, the other end of said suction hose being adapted to be adapted to a water suction port of a side wall of the pool, the open bottom end of said tubular tip opening on a port d suction on the underside of said hood, and
• the suction pipes are usually connected to a socket called "broom" on a side wall of the pool.
• a vacuum broom of this type can be used to collect grass at the bottom of the pool and possibly on the walls of leaves, small pebbles, coarse particles and other deposits, which are sucked in passing.
• Below the mop head to a suction port on the underside of the mop head, communicating with said flexible suction pipe.
• vacuum cleaner broom heads are manipulated using a handle by a user located high up on the edge of the pool.
• a handle By a user located high up on the edge of the pool.
• the mop head rests on the bottom wall of the pool or on a side wall and the user pushes or pulls on the handle to move the mop head, there is a leverage effect between the mop head and the mop head.
• point of attachment of the handle at the connecting part of the handle with the mop head and the attachment point of the suction hose at the connection piece between the mop head and the suction pipe point of attachment of the handle at the connecting part of the handle with the mop head and the attachment point of the suction hose at the connection piece between the mop head and the suction pipe.
• vacuum cleaner broom heads having a hinge joint between the end of the hose are disclosed.
• water suction hose and the upper face of the hood of the mop head In these two documents, the hinge joint of the flexible hose is positioned above the upper face of the hood of the brush head, at the upper end of a suction nozzle rising to the sus of the hood and whose lower orifice arrives on the underside of the hood and constitutes the suction opening of the mop head.
• the movements of the flexible suction pipe generated by the displacement of the mop head may, in spite of this flexible hinge, cause a detachment of the mop head on the underside of the suction orifice, due to the fact that lever effect created by the tubular tip rising above the hood at the upper end of which is positioned said hinge ball.
• the mop head has no handle and is able to move automatically through a system of valves obstructing the passage of water in the tubular suction nozzle, the upper end of which is positioned the hinge joint.
• the object of the present invention is therefore to provide a new pool vacuum cleaner head that overcomes the disadvantages mentioned above.
• the present invention provides a pool vacuum cleaner head having a cover preferably supporting on the underside bros and / or ballast elements, and possibly wheels, cooperating with: a first connecting piece of a handle articulated in rotation at the level of said cover about a first axis of rotation X 1 X 1 perpendicular to the axis Y 1 Y 1 of the handle, in a plane perpendicular to said first axis of rotation X 1 X ⁇ , said first connecting piece preferably comprising a first tubular or semi-tubular endpiece on which fits integrally, preferably removably, an end of said handle,
• a second connecting piece of a suction pipe said second connecting piece comprising a second tubular or semi-tubular endpiece at an upper end of which a end of a flexible pipe is integrally adapted in a removable manner; suction, the other end of said suction hose being adapted to be adapted to a water suction port of a side wall of the pool, the open bottom end of said tubular tip opening on a port d suction on the underside of said hood, suction port whose axis YY 'is preferably perpendicular to the plane of the pool wall on which is intended to rest the cover of the brush head in suction operation, said second connecting piece comprising a rotationally free articulation device adapted to allow a rotation of the Y 2 Y 2 'axis of said second tubular nozzle, at least in a cone of axis YY' perpendicular to the plane on which said brush head rests, said rotary articulation device consisting of a spherical ball joint at the lower end
• the broom head is characterized in that:
• said internal cavity of the spherical ball comprises a first lower orifice of larger diameter than the inner diameter of said ball second cylindrical tubular nozzle, said bearing surface having an upper orifice through which extends said second tubular nozzle and a lower orifice corresponding to said suction port on the underside of said hood, of diameter at least equal to that of said first lower orifice, and
• said cone has a half-angle at the apex C ⁇ 2 max of at least 20 °, preferably at least 30 °, and whose vertex C of said cone is situated below said second end-piece.
• said suction port on the underside of said cover is located in height in the immediate vicinity of the plane of the wall on which said cover rests so that the suction is effected effectively.
• said second tubular nozzle can rotate in rotation with respect to any axis in a perpendicular plane and in intersection at the same point with said axis YY 'perpendicular to the bearing plane of said brush head, and that the Y axis 2 Y ' 2 of said second tubular nozzle may be inclined at a variable inclination of an angle (X 2 from zero to ⁇ ⁇ 2 max with respect to said axis YY' of said suction orifice and that the top of said cone corresponds to said point d intersection located under or at the bottom of said second tubular nozzle.
• integrally adapting is meant here that said handle or respectively the end of said suction pipe follows the suction movements of said first and second connecting pieces respectively.
• Said rotary articulation device allows the end of the suction pipe adapted to said second tubular end and then to be subjected to lateral movements during the displacement of the head of the vacuum mop against a wall of the pool, without inducing d lever effect provoking the tilting of said vacuum mop head and therefore without detaching it from the wall, insofar as the free rotation of the second endpiece tubular damping lateral movements of said suction hose and between the two positions of extreme inclination of the ball joint.
• the fact that the lower orifice of the concave bearing surfaces, cooperating with the lower orifice of the internal cavity of the ball joint, corresponds to the suction orifice on the underside of the cowl, that is to say, comes close to the plane of the wall on which the broom head rests, makes it possible to limit as much as possible the leverage effect, between the lower peripheral edge of the bonnet and the center of rotation of the ball joint, and therefore to limit the risk of detachment of the hood caused by this leverage when the ball is positioned in greater elevation relative to the suction port on the underside of the hood of the brush head, as in the prior art .
• the apex of the rotational cone of said second tubular nozzle is located in the center of said spherical ball and said axis YY 'of said cone corresponds to the axis of said suction port and that the axis of inclination Y 2 Y' 2 of said second tubular nozzle with respect to the axis YY 'of said suction orifice is limited in a said cone when the junction zone between said second tubular end and the spherical ball is abutting against the circumference of said upper orifice of said surface concave support.
• said first axis of rotation X1 X '1 of the handle is located at a height greater than the height of the center C of said spherical ball joint, corresponding to the top of said cone, and more preferably at a height less than that of said first upper orifice of said concave bearing surfaces of spherical section between which said spherical ball joint cooperates in rotation.
• the large diameter of said first lower orifice of the spherical ball is greater than the diameter of the cylindrical internal cavity of said second tubular nozzle so that when said second tubular nozzle is in the maximum inclination position and that the lower part of the patella obstructs a portion of said suction port, the remaining open portion of said suction port has a section greater than or equal to that of said cylindrical internal cavity of the second tubular nozzle.
• This characteristic is advantageous so as not to affect the suction flow rate of the water in the tilting position and helps to avoid detachment of the mop head from its bearing surface in the event of rotation of maximum inclination of said patella.
• the half angle (X 2 at the top of the rotational cone of said second nozzle is less than 45 °, preferably less than 30 °.
• the cover comprises a lower cover forming on its upper surface a lower portion of said concave bearing surface, preferably a lower concave bearing surface of semi-spherical section, having a lower orifice corresponding to said suction port.
• said lower cover being covered by an upper cover forming an underside of an upper portion of said concave bearing surface, concavity facing downwards, preferably an upper concave bearing surface of semi-spherical section, comprising a said orifice higher, and when said upper cover is positioned above said lower cover, said upper orifice and suction port have the same vertical axis YY 'when said lower cover rests on a horizontal plane.
• said lower concave bearing surface and upper concave bearing surface are of semi-spherical section.
• the lower cover has on its upper surface near said lower part of said concave bearing surface surrounding said suction orifice, a stirrup on which the lower end of said first connecting piece is adapted to fit. integrally by articulating in rotation with respect to said stirrup about a said first axis of rotation X 1 XV
• the first connecting piece comprises a said first tubular end, the upper part of which has an axis Y 1 Y ⁇ inclined by an angle (X 3 with respect to the axis Y 3 Y ' 3 of the lower part of said first tubular end, said lower part of said first tubular end having at its lower end a fixing element adapted to cooperate in said rotation relative to said first axis of rotation X 1 X ⁇ when it is fixed on said stirrup.
• the inclination of the upper part (of an angle ⁇ with respect to the lower part) of said first tubular endpiece or said first connecting piece of the handle contributes to reducing the leverage effect resulting from the thrust on the handle and therefore decreases the risk of detaching the bonnet because it helps to reduce the inclination of the handle.
• this inclination of said upper portion of said first tubular nozzle is advantageous because on the one hand it allows the handle to be inclined at a negative angle relative to the horizontal so that its free end can rest on the floor when one wants to store said head of vacuum cleaner on the floor between two uses.
• this inclination also facilitates the application of said brush head against a vertical wall to be sucked if necessary since this position requires an inclination of said handle close to zero with respect to the vertical or more precisely with respect to plan of said pool side wall that is to be sucked, which would be less easy if said first tubular tip consisted of a single straight cylindrical portion.
• the first connecting piece is tiltable in rotation so that the Y 1 Y Y axis of said handle adapted to the upper end of said second tubular endpiece is tiltable by an angle (X 1 varying at least 25 at 80 ° with respect to a plane of a wall on which said cover rests when the mop head is in suction operation.
• the upper cover has two first and second ports through which said first and second tubular end of said first and second connecting piece when said upper cover is in position on said lower cover.
• FIG. 1 shows a vacuum mop head according to the invention, in perspective.
• FIG. 2 is a front view of a vacuum mop head according to the invention with said first connecting piece 4 of the handle (the handle is not shown).
• FIGS. 2A, 2B and 2C are sectional views along AA of FIG. 2 with the second connection piece of the suction pipe in vertical position (FIG. 2A) and in the two positions of extreme inclination of the ball joint (FIG. Figure 2B and Figure 2C).
• FIG. 3 is a perspective view of sub a broom head according to the invention.
• FIG. 4 is a sectional view of a connecting piece of the brush head with a suction pipe.
• FIG. 5 is a perspective view of a connecting piece of the broom head with a handle.
• FIGs 6 and 7 are perspective views of a lower cover 5b ( Figure 6) and an upper cover 5a ( Figure 7).
• Figures 6A and 7A are longitudinal sectional views of Figures 6 and 7.
• the suction mop head 1 of swimming pool comprising a cover 5 cooperating with:
• a second connecting piece 3 of a suction pipe 2 said second connecting piece 3 comprising a second tubular or semi-tubular end piece 3 t at an upper end of which is integrally adapted, removably, one end a suction hose 2, the other end of said suction hose being adapted to be adapted to a water suction port of a side wall of the pool, the open bottom end of said mouthpiece tubular opening on a suction port 7 3 on the underside of said cover 5, suction port whose axis YY 'is perpendicular to the plane of the pool wall on which is intended to rest the cover 5 of the head of broom in suction operation, and whose plane (of the suction port) is located in the immediate vicinity of said pool wall plane 20.
• Said second connecting part comprises a device 3 two free articulation in rotation comprising a spherical ball joint 3 2 adapted to permit rotation of the Y 2 Y '2 of the said second tubular end 3j at least in a YY axis cone 'corresponding to the axis of said suction port 7 3 perpendicular to the plane 20 on which said mop head rests, said cone having a half-angle at the apex (X 2 max of about 20 ° to 30 °, and whose top C of said cone corresponds to the center of said spherical ball joint, said spherical ball joint allows a variable inclination (X 2 of said axis Y 2 Y ' 2 of said second tubular end piece 3 X with respect to said axis YY' of said suction port 7 3 in a half-angle cone ⁇ 2 max at top C.
• a swimming pool vacuum cleaner head 1 as shown in the figures comprises a cover 5 consisting of a lower cover 5b and an upper cover 5a.
• the lower cover 5b supports brushes 9 and weights 10 which are fixed on the underside of the lower cover 5b.
• the top of said cone at the center C of the ball is located at a height less than the height of said first axis of rotation X1 X '1, the latter being located on bracket 8 at the upper surface O 1 of the lower cover 5b.
• said brushes 9 can be movable in two different height positions relative to the wall on which said lower cover 5b is intended to rest in suction operation with a low position bros wise and a high position of bros clearance its relative to the wall.
• the lower cover 5b has a peripheral side skirt 13 with recessed areas 13a so as to allow the passage of water for access under the brush head and access to said suction port which is in slight elevation by relative to the wall of the pool when the lower cover 5b of the broom head rests on it.
• the upper surface of the lower cover 5b is depressed so as to form a concave surface of half-spherical section I 1 concavity facing upwards pierced by a central orifice in its bottom, forming the suction port 7 3 of the brush head of diameter D 1 .
• the lower periphery of the skirt 13 of the lower cover 5b has support zones or feet 1 1 which slightly elevate the lower orifice 7 3 so that the water sucked towards the orifice 7 3 and then access it by by an empty space 13a formed between the elevation elements 1 1 of the lower cover 5b.
• its upper surface O 1 is substantially horizontal at the upper circumference 6 2 of said semi-spherical concave surface 7 1 5 called lower half-spherical concave surface.
• the lower cover 5b supports a member forming a stirrup 8 intended to receive a connecting piece called the first connecting piece 4 of the handle 12, articulated in rotation about the axis X 1 X ⁇ at said stirrup 8.
• the second connecting piece 3 comprises a said second tubular nozzle 3j having a cylindrical cavity of diameter d, the upper end of which is intended to fit into the end of said flexible hinge pipe 2, and whose lower end extends by a spherical ball of the same axis of revolution Y 2 Y ⁇ Que that the cylindrical internal cavity of said second tubular end 3j.
• the spherical ball 3 is severed at the bottom so as to create a lower orifice 3 3 of diameter D (Dj>D> d).
• the lower orifice 3 3 of the spherical ball 3 is arranged axially in the lower part of said second connecting piece 3.
• Said connecting piece 3 is positioned with the ball in and against said concave bottom half-spherical surface I 1 such that the lower orifice 3 3 of said spherical ball is axially coincident with the suction orifice 7 3 delimited by said half-spherical concave surface I 1 , when said second tubular nozzle 3 t is positioned perpendicularly to the plane of the lower orifice 7 3 , and to the plane of the circumference 6 2 of said half-spherical concave surface I 1 .
• the first connecting piece 4 which connects the handle 12 to the broom head, comprises a first semi-tubular endpiece A 1 constituting its upper part of axis Y 1 Y ⁇ , extends a second part 4 2 also of cylindrical shape, but along an axis Y 3 Y ' 3 inclined by an angle (X 3 of about 20 ° with respect to the axis Y 1 Y ⁇ of the first cylindrical portion A 1 of said first tubular end 4.
• cylindrical lower part A 2 of said first tubular end 4 is extended by a connecting element 4 3 perforated at 4 4 so as to be fixed on the stirrup 8, with the two perforations 4 4 positioned along said axis X 1 X ⁇ denominated first axis of rotation of said first connecting piece 4.
• the rotational articulation fixing of said first connecting piece 4 on said yoke 8 is such that said first connecting piece can be inclined in rotation with respect to said first axis of rotation X 1 X ⁇ at the level of the foreign 8, such that the axes Y 1 Y ⁇ and Y 3 Y ' 3 have a variable inclination with respect to the plane 20 on which the brush head rests, by rotation in a plane perpendicular to said first axis of rotation X 1 XV
• the inclination of said first connecting piece 4 is such that the axis Y 1 Y ⁇ of its upper part A 1 of tubular tip shape also corresponds to the axis of the handle 12, or an angle (X 1 relative to the plane of the base of the feet 1 1 or 20 of a wall plane on which the lower cover 5b rests, (X 1 varying between two extreme positions delimited by a range of at least 20 ° to about 80 °.
• the broom head comprises an upper cover 5a having on its upper surface 5 3 a first circular orifice 5 ⁇ and a second substantially rectangular orifice 5 2 .
• Said first circular orifice 5 ⁇ constitutes the upper limit of a concave surface of semi-spherical section I 2 on the underside of said cover higher 5a.
• said concave half-spherical surface I 2 has a concavity facing downwards and abuts against the convex upper surface of half-spherical cross section of the ball joint 3 2 exceeding the upper circumference 6 2 concave surface of lower half-spherical section I 1 on which rests the lower part of the swivel 3 2 .
• the diameter of the first circular hole 5 t and the height H 1 of said concave spherical upper surface 7 2 and finally the respective values of the diameters D and d are such that, in the two positions of maximum inclination, the free remaining portion the suction port 7 3 section D 'is greater than or equal to d, that is to say, includes a circular area of diameter d, so that the water flow is not affected by the inclination of the patella.
• the length of the second orifice 5 2 is such that the axis YlY'l of the first semi-tubular end A 1 of the first connecting piece 4 can vary in inclination relative to the plane 20 on which the brush head 1 at an angle (X 1 ranging from about 80 to 85 ° when the front of the lower portion 4 2 of the tubular fitting 4 5 4 2 abuts on the front side of the first opening 5 2 of the top cover 5a and (X 1 is about 20 ° when the rear face of the lower portion 4 2 of the first tubular nozzle 4 1 5 4 2 abuts on the rear side opposite of the circumference 5 2 a second orifice 5 2 top cover 5a.

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• Engineering & Computer Science (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Nozzles For Electric Vacuum Cleaners (AREA)

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• 2008
  • 2008-05-02 FR FR0852969A patent/FR2930798A1/fr not_active Withdrawn
• 2009
  • 2009-03-16 EP EP09738362A patent/EP2268876A1/de not_active Withdrawn
  • 2009-03-16 WO PCT/FR2009/050423 patent/WO2009133328A1/fr not_active Ceased

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