Assembly for cleaning a toilet brush

The chamber with deflectors and swirling water jets effectively cleans toilet brushes by increasing contact time and coverage, addressing inefficiencies in existing systems while minimizing space and water usage.

WO2026121951A1PCT designated stage Publication Date: 2026-06-11THE RINZ BV

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
THE RINZ BV
Filing Date
2025-04-22
Publication Date
2026-06-11

AI Technical Summary

Technical Problem

Existing toilet brush cleaning assemblies fail to effectively wash away paper or residue from the bristles using water, and they occupy significant space when integrated into walls or consoles.

Method used

A chamber with deflectors that guide water jets in a swirling motion to increase contact time and coverage of the bristles, combined with a compact design for easy installation.

Benefits of technology

Enhances cleaning efficiency with reduced water usage and minimal space requirements, ensuring thorough cleaning of the brush bristles.

✦ Generated by Eureka AI based on patent content.

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Abstract

A first aspect provides an assembly for cleaning a toilet brush. The assembly comprises a chamber for receiving a toilet brush, the chamber having a central axis and comprising a circumferential wall, a bottom, a receiving opening at a distance from the bottom and an outlet at or near the bottom, and an annular water supply channel with a multitude of openings situated along the receiving opening for directing water jets in an axial direction toward the bottom. The chamber further comprises, on an inner side of the circumferential wall, a number of elongate deflector members extending in the axial direction from an upper position that is situated relatively near the receiving opening to a lower position situated closer to the bottom, a length direction of the deflector members extending at an angle to the axial direction.
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Description

[0001] P136058PC10

[0002] Title: Assembly for cleaning a toilet brush

[0003] TECHNICAL FIELD

[0004] The disclosure relates to an assembly for cleaning a toilet brush comprising a chamber for receiving a toilet brush and a water supply for directing water towards the brush.

[0005] BACKGROUND

[0006] US 5259406 describes an apparatus for cleaning a toilet brush including a splash proof housing, which surrounds the toilet brush and has a bottom provided with an outlet for spent water, and a supply line leading to the housing. To permit cleaning of the toilet brush, nozzles are provided in the housing, which are directed toward the toilet brush.

[0007] SUMMARY

[0008] The known assembly has as a disadvantage that water entering the housing may not contact the brush in a sufficiently effective manner to wash away paper or other residue remaining on the bristles of the brush.

[0009] From that perspective, it is preferred to provide an assembly for cleaning a toilet brush with an improved cleaning effect. It is another object to provide such an assembly that can be conveniently installed and that can be integrated in a wall or console while taking up little space

[0010] Hereto a first aspect provides an assembly for cleaning a toilet brush. The assembly comprises a chamber for receiving a toilet brush, the chamber having a central axis and comprising a circumferential wall, a bottom, a receiving opening at a distance from the bottom and an outlet at or near the bottom, and an annular water supply channel with a multitude of openings situated along the receiving opening for directing water jets in an axial direction toward the bottom. The chamber further comprises, on an inner side of the circumferential wall, a number of elongate deflector members extending in the axial direction from an upper position that is situated relatively near the receiving opening to a lower position situated closer to the bottom, a length direction of the deflector members extending at an angle to the axial direction.

[0011] Water that enters the chamber at the receiving opening, flows downwards past the brush in an axial direction to the outlet near the bottom of the chamber. The deflectors direct the axial water flow in a circumferential direction, creating a swirling, optionally coaxial, motion past the bristles. Hereby the contact time of the water with the brush may be increased and the number of bristles of the brush that may be contacted by the water jets is increased. This results in an effective cleaning action using relatively small amounts of water.

[0012] The deflector members may be formed by projections that protrude into the chamber. Alternatively or additionally, the deflector members may be formed by channels in the circumferential wall.

[0013] In an implementation, the chamber is bowl-shaped having a curved surface, a lower part of the channels extending along the bottom in a radial direction and being situated closer to the central axis of the chamber than an upper part of the channels.

[0014] By guiding the water flow of the deflectors towards an axial position at the bottom of the bowl, the tip of the brush is subjected to intensive cleaning of the combined water streams along all deflector members, resulting in an improved cleaning action.

[0015] In one implementation, the deflector members have a swirled semi-triangular-pyramid cross-section shape. This implementation aids in creating improved cleaning of the brush by shaping the water jetted in the chamber.

[0016] In a further implementation, the semi-triangular swirled deflector members comprise, relative to the wall of the chamber, a substantially triangular base, of which triangular base a first side is substantially parallel to the longitudinal axis, a second side is provided under an angle relative to the longitudinal axis, and a third side coincides with the circumferential edge of the chamber at the top of the chamber. . This implementation further aids in creating improved cleaning of the brush by shaping the water jetted in the chamber.

[0017] In another implementation, the edge of the pyramid ranging from the intersection of the first side of the base and the second side of the base to the top of the pyramid comprises a curved trajectory. This implementation further aids in creating improved cleaning of the brush by shaping the water jetted in the chamber.

[0018] The assembly according to the disclosure may be provided with a connector member for connecting to an outflow duct, a length direction of the connector member extending at an angle to the axial direction.

[0019] The chamber may be placed with its axis at an angle to the vertical, for instance at an angle of 45° while the outlet extends in the vertical direction. This results in an ergonomic and easy to use position of the handle of the brush when placed in the chamber. The handle of the brush can be easily reached by a user and can be pulled from the chamber when the assembly is mounted in the wall or in a console that is adjacent to a toilet, while the outflow of effluent from the chamber is fully assisted in a vertical direction by the gravitational force.

[0020] In an assembly according to the disclosure, the annular water supply chamber may be of generally cylindrical shape having a concentric inner sidewall and outer sidewall of a height H, and a bottom wall and a top wall interconnecting the sidewalls, the bottom wall having a width W and comprising the openings, a water inlet being situated in the outer side wall, wherein H / W is larger than 1.5, preferably larger than 2.

[0021] The annular chamber according to the disclosure can distribute a relatively large volume of water around the circumference of the receiving opening at a substantially uniform pressure. This results in an equally distributed water stream exiting through the openings around the circumference of the chamber in an axial direction and provides for a uniform cleaning of the brush that is independent of the angular position of the brush around the central axis of the chamber.

[0022] In an implementation, the water inlet generally extends in the same direction as the connector member at the outlet.

[0023] When the assembly is mounted into a wall or console, the water inlet and water outlet of the chamber can be aligned in the vertical direction and can be easily connected to a supply duct and an effluent duct running parallel to the wall surface so that the wall thickness which is required for mounting of the assembly can be relatively small.

[0024] In an another implementation, the water inlet is substantially perpendicular to the longitudinal axis and is provided tangentially to the annual water supply channel. This allows for more convenient installation of the water inlet.

[0025] An implementation of an assembly according to the disclosure may comprise a reservoir adapted for receiving a cleaning agent, the reservoir being in liquid communication with the chamber for supplying a cleaning agent to the chamber.

[0026] A second aspect provides a toilet brush comprising an elongate member and a brush section connected to the elongate member. The bush section comprises a brush body having therein a brush chamber arranged to receive an amount of detergent and elongate brush members (8) extending outwardly from the brush body. In this brush, the brush body further comprises through holes ranging outwardly from the brush chamber and the brush chamber comprises a detergent inlet for receiving the amount of detergent. In an example, the detergent inlet is further arranged to receive the elongate member for connecting the elongate member to the brush section.

[0027] BRIEF DESCRIPTION OF THE DRAWINGS

[0028] An implementation of an assembly according to the disclosure will, by way of non-limiting example, be described in detail with reference to the accompanying drawings. In the drawings:

[0029] Figure 1 shows a part of a bathroom with an implementation of an assembly for cleaning a toilet brush integrated in a wall in an exploded side view; and

[0030] Figure 2 shows an implementation of an assembly, comprising an annular water supply channel in a partial cut-away perspective view;

[0031] Figure 3 shows an isometric view of another implementation of the assembly;

[0032] Figure 4 shows a semi-cutaway view of the implementation shown by Figure 3;

[0033] Figure 5 shows a semi-cutaway view of the implementation shown by Figure 3 from another angle than Figure 4;

[0034] Figure 6 shows a schematic representation of an example for installing the assembly;

[0035] Figure 7 shows a cross-section of the implementation shown by Figure 3 and Figure 4; and

[0036] Figure 8 shows a cross-section of the brush with an amount of detergent.

[0037] DETAILED DESCRIPTION

[0038] Fig. 1 shows an assembly 100 for cleaning of a toilet brush 2, comprising a chamber 3 enclosed by a circumferential wall 4. The chamber 3 is provided at an upper end 5 with a receiving opening 6 through which a lower part of the brush 2 having bristles 8 can be inserted into the chamber 3 in a direction along the longitudinal axis 9.

[0039] The assembly 100 comprises an upper segment 25 having a flange 26 that is parallel to the outer surface of a wall 27. In this implementation, the wall 27 has a substantially perpendicular orientation. With the toilet brush 2 inserted in the assembly 100, the handle 31 of the brush 2 is provided under an angle a with a surface of the wall 27. A cover 30 is attached to the handle 31 for closing off the opening of the chamber 3 at the position of the flange 26. With the toilet brush 2 fully inserted in the upper segment 25, the cover 30 is in this implementation substantially flush with the wall 27.

[0040] The implementation shown by Figure 1 allows convenient insertion of the toilet brush 2 in the assembly 100, with the assembly 100 and in particular the longitudinal axis 9 thereof provided under an angle relative to the wall 27. In another implementation, the wall 27 may be provided under an angle relative to a floor of a toilet room. In such implementation, the assembly 100 may be provided with the longitudinal axis 9 provided perpendicular to the wall 27. And in a further implementation, the wall 27 may be provided parallel to the floor of the toilet room. Also in such implementation, the assembly 100 may be either provided with the longitudinal axis 9 provided perpendicular to the wall 27 or with the longitudinal axis 9 provided under an angle relative to the wall 27.

[0041] A solenoid valve 32 is connected to a controller 33 for controlling the supply of water from a water supply 34 to an inlet 12 of an annular supply channel 11 that is arranged to supply water to the chamber 3. To the upper segment 25, a sensor 35 is provided for detecting insertion of the toilet brush 2 in the assembly 100. The sensor 35 may be a hall sensor for contactless detection of the handle 31 in the upper segment 25. In another implementation, a mechanical sensor or a switch may be used as a sensor.

[0042] To improve detectability of insertion of the toilet brush 2 in the upper segment 25, the handle 31 of the toilet brush may be provided with an element or material that is easy to detect, like a permanently magnetic material or permanently magnetic element.

[0043] Upon detection of the insertion of the toilet brush 2 in the assembly, the controller 33 detects this via the sensor 35. In response, the controller 33 controls the solenoid valve 32 to open. With opening the solenoid valve 32, water is allowed to enter the annular supply channel 11. In one implementation, the solenoid valve 32 is controlled to be opened for a particular amount of time, for example 5, 10, 15, 20, 25 or 30 seconds.

[0044] In other implementations, another type of valve may be used, for example fully mechanically operated. In yet another implementation, the valve 32 is operated in response to a signal initiated by a user, with respect to start of a flushing operation, duration of a flushing operation or a combination thereof.

[0045] Close to the inlet 12, a detergent holder 36 is provided for holding a detergent as a cleaning agent. The detergent may be provided in solid form, either as a powder or a tablet. Alternatively or additionally, the detergent may be provided in liquid or otherwise fluid form.

[0046] The detergent holder 36 is positioned relative to the inlet 12 such that when the solenoid valve 32 is operated to let water into the assembly 100, a pre-determined amount of detergent is provided to the water flowing into the assembly 100. In another implementation, a detergent distributer is actively operated to dispense a particular amount of detergent in the water that is let into the assembly 100. The detergent may be provided with a fragrance, either natural or artificial. In another embodiment, the detergent holder 36 is provided as an independent component comprising a reservoir to hold the detergent as a cleaning agent. The detergent holder 36 is configured to be placed in the head chamber 46 of the toilet brush 2 and / or in the conduit of the handle 31 of the toilet brush 2. This is further elucidated below in conjunction with Figure 8.

[0047] Figure 2 shows a more detailed view of the annular supply channel 11 and the chamber 3.

[0048] The annular supply channel 11 has a number of openings 13, 14 provided around the receiving opening 6 of the chamber 3 for directing a number of water jets into the chamber 3.

[0049] The supply channel 11 comprises an inner circumferential wall 21 and an outer circumferential wall 22 of a height H, spaced at a distance W. A bottom wall 23 that interconnects the inner circumferential wall 21 and the outer circumferential wall 22. The openings 13, 14 are provided in the bottom wall 23.

[0050] In another example, the supply channel 11 may form a single, integral unit comprising an inner circumferential wall 21, an outer circumferential wall 22 of a height H, spaced at a distance W., and a bottom wall 23. This is also demonstrated in Figure 3, Figure 4 and Figure 6.

[0051] In one embodiment, an inner diameter of the supply channel 11 and with that, an inner diameter of the inner circumferential wall is smaller than a diameter of the brush 2 including the bristles 8. Yet, the inner diameter of the supply channel 11 should be such that the brush 2 can be inserted with low force an without damaging the bristles. An advantage of this is that water jetted from the openings 13, 14 is jetted through the bristles 8, flushing any matter that may be caught in the bristles outward, towards the circumferential wall 4 of the chamber 3. In another embodiment, the openings 13, 14 may be provided under an angles from the longitudinal axis, for example in a radial direction. In such example, the openings 13, 14 are provided such that water jets are directed to the circumferential wall 4 of the chamber 3, providing improved flushing of any matter from the bristles in an outward direction, towards the circumferential wall 4 of the chamber 3.

[0052] In another example, which may be combined with the latter, the previous, the openings 13, 14 are arranged such that the water jets are directed under an angle relative to a direction from the annular supply channel 11 towards the chamber 3, such that jets and the longitudinal axis 9 are not in the same plane.

[0053] In one example, the openings 13, 14 are provided with silicon inserts having a hole provided therein. This may improve jet formation and in particular improve providing a direction to water jets.

[0054] A top wall 24 closes off the upper part of the annular space between the inner circumferential wall 21 and the outer circumferential wall 22. In the implementation shown by Figure 2, the height H is larger than the width W. An advantage of this implementation is that pressure in the annular supply channel 11 is kept substantially constant. This, in turn, ensures that jets of water emitted by the openings 13, 14 are provided under substantially the same pressure. Preferably, the height H is at least one and a half times larger than the width W of the annular supply channel 11, in other examples, the height H is more than two, two and half, three, four, five, six or more times larger than the width W of the annular supply channel 11.

[0055] A number of elongate channels 18, 19 is provided in a circumferential wall 4 of the chamber 3 as elongate deflector members. A length direction L of the channels 18, 19 is provided under an angle relative to the axial direction that is in this example represented central axis 9 (as shown by Figure 1). The elongate channels are provided at equiangular distances from one another along the circumferential wall. In this implementation, five elongate channels 18, 19 are provided. In other implementations, three, four, six, seven, eight, nine, ten or even more elongate channels 18, 19 may be provided. The elongate channels 18, 19 or other elongate deflector members are placed in the example of Figure 1 such that from an axial point of view, an end of a first channel 18 overlaps with a beginning of a second channel 19. This may be established by varying at least one of the angle (|) , the width of the channels and the number of channels.

[0056] In another implementation, the elongate channels 18, 19 or other elongate deflector members are placed under an angle that is larger than depicted. The angle may be selected that one channel covers a quarter, a third, half, two third, three quarters even the full circumference of the circumferential wall 4 of the chamber 3.

[0057] In this implementation, the depth of the elongate channels 18, 19 is substantially the same along most of the length of the elongate channels 18, 19. In another implementation, the depth may vary along the length of the elongate channels 18, 19.

[0058] The elongate channels 18, 19 have in this implementation a semi-circular cross-section. In another implementation, the cross-section may have a different shape. In another implementation, protrusions rather than channels may be provided as elongate deflector members. Such protrusions may be shaped as a flat plat protruding substantially perpendicular from the side wall 4. In another implementation, the protrusions may have a curved cross-section.

[0059] An upper part 40 of the elongate channels 18, 19 is situated at a larger radial distance from the central axis 9 than a lower part 41 so that the water streams through the channels 18, 19 are concentrated near the tip of the toilet brush 2, near the central axis 9. In this implementation, the upper part 40 of the elongate channels 18, 19 is provided under an angle relative to the central axis 9 smaller than the angle In one particular implementation, the upper part 40 of the elongate channels 18, 19 is provided parallel to the central axis 9.

[0060] The channels 18,19 provide a circumferential component to the water streams entering into the chamber 3 through the openings 13,14 and provide for an improved cleaning effect of the brush 2.

[0061] An outlet 15 at the bottom 16 of the chamber 3 allows removal of effluent water in the direction of the arrow 17. The outlet 15 is in this implementation provided under an angle relative to the central axis 9 such that the outlet 15 to ensure that the outlet 15 is provided at a lowest point of a water conduit provided by the assembly 100. Such implementation ensures that all water and any material that might have been caught in the bristles 8 of the toilet brush 2 are flushed out of an removed from the chamber 3.

[0062] Figure 3 shows another example of the assembly. In the example of Figure 1, the water inlet 12 is extending in the same direction as the connector member at the outlet 15. In the example of figure 3, the water inlet 12 is extending perpendicular to the longitudinal axis 9 and is provided tangentially to the annular supply channel 11. In the example of Figure 3 and Figure 4, the elongate channels 18, 19 have a swirled semi- triangular-pyramid cross-section shape. The position of the water inlet 12 and the shape of the elongate deflector elements, in Figure 3 and Figure 4 implemented as semi-triangular swirled gutters, may be employed in the example of the assembly as shown by Figure 1.

[0063] More in detail, the semi-triangular swirled gutters comprise, relative to the wall 4 of the chamber 3, a substantially triangular base. Of the triangular base, a first side is substantially parallel to the longitudinal axis 9 and a second side is provided under an angle relative to the longitudinal axis 9. A third side coincides with the circumferential edge of the chamber 3 at the top of the chamber 3.

[0064] The top of the pyramid is provided at the circumferential edge of the chamber 3 at the top of the chamber 3, substantially radially extending from point where the second side of the base intersects with circumferential edge of the chamber 3 at the top of the chamber 3. The edge of the pyramid ranging from the intersection of the first side of the base and the second side of the base to the top of the pyramid may be either a straight line or a curved line. This applies other edges of the swirled semi-triangular-pyramidally shaped gutters as well.

[0065] For the description of the shape of the swirled semi-triangular- pyramid, substantially may be interpreted such that there may be a deviations or skews of 5%, in some cases even 10% or 20%. The shape of the gutter thus described may be applied to any further implementation of the assembly, irrespective of implementation of other details.

[0066] Figure 4 shows a semi-cutaway view of the example of the assembly as shown by Figure 3. Figure 4 shows another example of the annular supply channel, with the opening 13, 14 provided as grooves in a radial fashion in the bottom wall 23. In the implementation shown by Figure 3 and Figure 4, the assembly comprises a lower part 31 with the bowl and an upper part 32 with the entry for the brush 2. In the example shown by Figure 3 and Figure 4, the upper part mates 32 with the lower part 31, the annular supply channel 11 is closed. As a result, the grooves provide openings 13, 14 as outlet for water to provide a supply of water from the annular supply channel 11 to the chamber 3, preferably in the form of jets of water.

[0067] The jets of water from the openings 13, 14 of the assembly shown by Figure 3 and Figure 4 have a directional component towards the chamber 3 - an axial component - and towards the longitudinal axis 9 - a radial component. In this example, the radial directional component is offset relative to the longitudinal axis 9; in another example, the radial directional component is directed to the longitudinal axis 9. This is further elucidated by Figure 5.

[0068] Figure 5 shows another semi cutaway view of the assembly 100. In addition to elements indicated in Figure 4, Figure 5 shows in dashed lines a centre point of and opening provided in the bottom wall 23. The centre point is provided at the point where the dashed lines meet; the longitudinal axis 9 crosses this point.

[0069] In Figure 5, dotted lines indicate jets of water originating from the openings 13, 14. At least some and preferably all jets of water are aimed downward, into the chamber 3. From Figure 5 also shows that at least most and preferably all jets of water have a trajectory towards the centre chamber 3, but not directly towards the central axis 9. Rather, the trajectories of the jets pass the central axis 9 at a distance therefrom, as also discussed in conjunction with Figure 4.

[0070] Figure 6 schematically shows an example of how the assembly 100 may be installed in the loo. Figure 6 shows a toilet bowl 200, a water reservoir 210 for holding water for flushing the toilet bowl 200 and the assembly 100. A water supply line 250 is connected to the water reservoir 210 and to the assembly 100. With respect to the assembly 100, the water supply line 250 is connected to the water inlet 12.

[0071] The outlet 15 of the assembly 100 is connected to a wastewater drainage system 260, as is an outlet of the toilet bowl 200. For preventing any water originating from the toilet bowl 200 entering the chamber 3 of the assembly 100 when flushing the toilet, a non-return valve 262 is provided between the outlet 15 of the assembly 100 and the wastewater drainage system 260. Via the wastewater drainage system 260, wastewater is led to the sewer.

[0072] In an embodiment, the toilet brush 2 comprises two parts configured to be assembled with and disassembled from of each other as demonstrated in Figure 7 and Figure 8. Wherein one part is the handle 31, forming the distal end of the toilet brush 2, and the second part a head 44 op the toilet brush 2 comprising the bristles 8, forming the proximal end of the toilet brush 2. The head 44 of the brush 2 comprises in this example a head chamber 46, from a proximal end of the head 44 to a distal end of the head 44, wherein the head chamber 46 is adapted to receive the detergent cassette 36.

[0073] The detergent cassette 36 may be a solid piece of detergent, either with or without a wrapper or another type of holder. In another example, the detergent cassette 36 comprises a holder with a fluid detergent, either in powder of liquid state.

[0074] The proximal end of the head 44 is where the head 44 receives the handle 31 and the detergent holder 36, and the distal end of the head 44 is where the bristles 8 are in contact with bottom 16 of the chamber 3 when the toilet brush 2 is inserted in the chamber 3. The head chamber 46 of the brush 2 further comprises apertures 47,48 at the distal end of the head chamber 46. The apertures 47,48 are configured to allow outlet flow of detergent and / or cleaning agent out of the head chamber 46. The apertures 47, 48 may also serve to let water enter the head chamber 46 to have detergent dissolved in the water, in the head chamber. In this way reservoir with cleaning agent is in liquid communication with the chamber for supplying a cleaning agent to the chamber.

[0075] In another example, the apertures 47,48 (Figure 7) may be positioned at locations different from the head chamber 46, for example the apertures may be positioned through the entirety of the head chamber 46,

[0076] In yet another example, the head chamber 46 may serve as the detergent holder 36.

[0077] In another example, the proximal end of the handle 31 is a conduit configured to receive the detergent holder 36 comprising the reservoir with the cleaning agent. The conduit is open at the proximal end of the handle 31 and closed on the other end of the conduit. When the handle 31 and the head 44 of the toilet brush 2 are assembled together, by for example press-fitting, snap fitting, or using a threaded-connection, the detergent holder 36 may be moved into the head chamber 46 of the head 44 due to gravity. In this way, it is not required for a user to touch the head 44 with the bristles 8. Other examples of assembling the handle 31 and the 44 may be by using a magnetic-connection. The proximal end of the handle 31 is where the handle may be connected with the head 44, while the distal end of the handle 31 is where the handle 31 may be held by a user.

[0078] In another example, the detergent may not require a detergent holder 36 and the detergent may be directly placed into the head chamber 44 and / or the conduit of the handle 31.

Claims

Claims1. An assembly (100) for cleaning a toilet brush (2) comprising: a chamber (3) for receiving a toilet brush, the chamber having a central axis (9) and comprising a circumferential wall (4), a bottom (16), a receiving opening (6) at a distance from the bottom (16) and an outlet (15) at or near the bottom (16), and an annular water supply channel (11) with a multitude of openings (13, 14) situated along the receiving opening (6) for directing water jets toward the bottom (16), the chamber (3) further comprising, on an inner side of the circumferential wall (4), a number of elongate deflector members (18, 19) extending in the axial direction from an upper position (40) that is situated relatively near the receiving opening (6) to a lower position (41) situated closer to the bottom (16), a length direction of the deflector members (18, 19) extending at an angle ($) to the axial direction.

2. The assembly (100) according to claim 1, the deflector members (18, 19) comprising a channel in the circumferential wall (4).

3. The assembly (100) according to claim 2, the bottom (16) of the chamber (3) being bowl-shaped having a curved surface, a lower part (41) of the channels (18,19) extending along the bottom (16) in a radial direction and being situated closer to the central axis (9) of the chamber (3) than an upper part (40) of the channels.

4. The assembly (100) according to any of the preceding claims, wherein the deflector members (18,19) have a swirled semi- triangular-pyramid cross-section shape.

5. The assembly (100) according to claim 4, wherein the semi- triangular swirled deflector members (18, 19) comprise, relative to the wall (4) of the chamber (3), a substantially triangular base, of which triangular base: a first side is substantially parallel to the longitudinal axis (9); a second side is provided under an angle relative to the longitudinal axis (9); and a third side coincides with the circumferential edge of the chamber (3) at the top of the chamber (3).

6. The assembly (100) according to claim 5, wherein the top of the pyramid is provided at the circumferential edge of the chamber (3) at the top of the chamber (3), substantially radially extending from point where the second side of the base intersects with circumferential edge of the chamber (3) at the top of the chamber (3).

7. The assembly according to claim 5 or claim 6, wherein the edge of the pyramid ranging from the intersection of the first side of the base and the second side of the base to the top of the pyramid comprises a curved trajectory.

8. The assembly (100) according to any one of the preceding claims, wherein the water inlet (12) extends substantially perpendicular the longitudinal axis (9) and is provided tangentially to the annual water supply channel (11).

9. The assembly (100) according to any of the preceding claims, wherein each of the elongate deflector members are provided along at least a quarter, a third, half, two third or three quarters of the circumferential wall (4).

10. The assembly (100) according to any of the preceding claims, wherein each of the elongate deflector members fully encircles the circumferential wall (4).

11. The assembly (100) according to any of the preceding claims, wherein the openings (13, 14) in the annular water supply channel (11) are arranged to provide water jets under an angle relative to the axial direction.

12. The assembly (100) according to claim 11, wherein the angle of the water jets is provided such that the water jets and the axial direction are in the same direction.

13. The assembly (100) according to claim 11, wherein the angle of the water jets is provided such that the water jets and the axial direction are not in the same plane.

14. The assembly (100) according to claim 12 or claim 13, wherein the openings (13, 14) in the annular water supply channel (11) are arranged to provide water jets in a direction towards an outside of the assembly.

15. The assembly (100) according to any of the preceding claims, wherein the openings (13, 14) in the annular water supply channel (11) are provided with inserts, preferably resilient inserts and more preferably silicon inserts, which inserts comprise a through hole for forming and directing water jets though the openings (13, 14).

16. The assembly (100) according to any of the preceding claims, wherein the multitude of openings of the annular water supplychannel (11) are arranged to direct the water jets in the chamber (3) in a trajectory having a radial component, which trajectory offset from the central axis.

17. An assembly (100) for cleaning a toilet brush (2) comprising: a chamber (3) for receiving a toilet brush (2), the chamber having a central axial (9) and comprising a circumferential wall (4), a bottom (16), a receiving opening (6) at a distance from the bottom (16) and an outlet (15) at or near the bottom (16), and an annular water supply channel (11) with a multitude of openings (13, 14) situated along the receiving opening (6) for directing water jets in the chamber (3) in a trajectory having a radial component, which trajectory offset from the central axis.

18. The assembly (100) according to any of the preceding claims, comprising a reservoir adapted for receiving a cleaning agent, the reservoir being in liquid communication with the chamber for supplying a cleaning agent to the chamber.

19. The assembly (100) according to any of the preceding claims, wherein the multitude of openings (13,14) situated along the receiving opening (6) is further arranged for directing water jets in an axial as well as radial direction toward the bottom (16).

20. The assembly (100) for cleaning a toilet brush (2) according to any of the preceding claims, further comprising a non-return valve at the outlet (15).

21. A toilet brush (2) comprising an elongate member (31) and a brush section (44) connected to the elongate member, the bush section comprising: a brush body having therein a brush chamber arranged to receive an amount of detergent, elongate brush members (8) extending outwardly from the brush body; wherein: the brush body further comprises through holes ranging outwardly from the brush chamber; the brush chamber comprises a detergent inlet for receiving the amount of detergent.

22. The toilet brush (2) of claim 21, wherein the detergent inlet is further arranged to receive the elongate member for connecting the elongate member to the brush section.