A cleaning nozzle and urinal

Abstract

A cleaning nozzle and a urinal, comprising a nozzle body, the nozzle body being provided with a water inlet channel and a jet port, the jet port being connected to the water inlet channel and provided with a guide surface; characterized in that: it also comprises a rotating wheel, the rotating wheel being rotatably connected to the jet port, the rotating wheel being located in the middle of the guide surface and being impacted and rotated by the cleaning water, so that the jet port sprays out pulsed fan-shaped cleaning water. The present invention accelerates the flow rate of the cleaning water, enhances the flushing force, and facilitates flushing of attached stains by arranging the rotating wheel.

Description

Technical Field

[0001] The invention relates to the field of sanitary ware, in particular to a cleaning nozzle and a urinal. Background Art

[0002] At present, the existing urinals are generally flushed by a nozzle device arranged on the urinal body to achieve the purpose of cleaning. The nozzle device is connected to the water inlet valve of the urinal. Before or after use, the user opens the water inlet valve, and water flows through the nozzle device and sprays to the inner wall of the urinal for flushing.

[0003] The existing urinal nozzles have the following disadvantages:

[0004] 1. The nozzle has a fan-shaped water outlet, which has a strong impact in the middle and weak impact on both sides, resulting in poor flushing effect on both sides of the urinal;

[0005] 2. The water flow rate at both ends of the nozzle is slow and the flow path is long, resulting in large flushing blind areas on both sides and the front end of the urinal wash surface;

[0006] 3. The fan-shaped water splash spreads out along the washing surface of the urinal. At the rear end of the washing surface, due to the large spreading area on both sides, there will be local flow interruption and non-flushing phenomenon inside the flushing area. Summary of the invention

[0007] The main purpose of the present invention is to overcome the defects of the flushing effect of the spray head in the prior art, and to provide a cleaning nozzle and a urinal, which can spray pulsed fan-shaped cleaning water to enhance the flushing force and the flushing area.

[0008] The present invention adopts the following technical solution:

[0009] A cleaning nozzle comprises a nozzle body, the nozzle body is provided with a water inlet channel and a spray port, the spray port is connected to the water inlet channel and is provided with a guide surface; it is characterized in that it also comprises a rotating wheel, the rotating wheel is rotatably connected to the spray port, the rotating wheel is located in the middle of the guide surface and can be rotated by the impact of cleaning water, so that the spray port sprays fan-shaped cleaning water with pulses.

[0010] Preferably, the runner is arranged transversely on the guide surface, and an acceleration flow channel is formed between the two ends of the runner and the two opposite sides of the guide surface.

[0011] Preferably, the impeller is provided with a rotating shaft and at least one blade group, the blade group is relatively fixed to the rotating shaft, and is provided with at least two blades distributed along the axial direction of the rotating shaft, with an angle between two adjacent blades; or two adjacent blades are perpendicular to each other.

[0012] Preferably, the guide surface comprises a sector-shaped surface and two side surfaces, the edge of the sector-shaped surface is inclined to form an emission section; the two side surfaces are respectively located at two ends of the sector-shaped surface, and the edges of the two side surfaces are inclined to form an expansion section.

[0013] Preferably, the nozzle body is provided with a main body and a guide plate, the main body is provided with a mounting seat and the water inlet channel; the guide plate is provided with a connecting portion and the guide surface, the connecting portion is provided with a welding strip, and the mounting seat is correspondingly provided with a welding groove, and sealing and fixing are achieved by welding the welding strip and the welding groove.

[0014] Preferably, the mounting seat is provided with a mounting opening, which is communicated with the water inlet channel; the connecting portion is provided with a convex portion, which is embedded in the mounting opening; the guide surface and the welding strip are respectively located on both sides of the convex portion.

[0015] Preferably, the connecting portion is further provided with a slot, and the mounting seat is correspondingly provided with a positioning column, and the slot is clamped in the positioning column.

[0016] Preferably, the mounting seat is further provided with a bracket, which is close to the mounting opening and has at least one axial hole, and the rotating shaft of the rotating wheel is rotatably connected to the axial hole.

[0017] Preferably, the nozzle body is further provided with a cover body, which is fixed to the mounting seat and is provided with a mounting groove, and the guide plate is located in the mounting groove.

[0018] A urinal comprises a urinal body, and is characterized in that it also comprises the above-mentioned cleaning nozzle.

[0019] It can be seen from the above description of the present invention that, compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. The nozzle and urinal of the present invention are provided with a rotating wheel in the jetting port of the nozzle body, which can be impacted and rotated by the cleaning water, so that the jetting port sprays out pulsed fan-shaped cleaning water, which accelerates the flow rate, enhances the flushing force, and is easy to wash away attached stains.

[0021] 2. In the nozzle and urinal of the present invention, the runner is arranged horizontally on the guide surface, and an acceleration flow channel is formed between the two ends of the runner and the two opposite sides of the guide surface, so as to change the water distribution ratio in different areas of the injection port, increase the flow rate and speed of the fan-shaped cleaning water on both sides, enhance the flushing effect, and avoid flushing blind areas on the broken surface.

[0022] 3. The nozzle and urinal of the present invention are provided with an emission section at the edge of the sector surface so that the cleaning water with pulses is sprayed out at a specific emission angle; the side is provided with an expansion section so that the fan-shaped cleaning water is diffused along the direction of the expansion section, thus having a larger flushing area.

[0023] 4. In the nozzle and urinal of the present invention, there is an angle between two adjacent blades on the rotating wheel. When rotating, the water outlet cross-sectional area of ​​the jet port intermittently increases or decreases, forming a pulse effect, and increasing the outlet flow rate, resulting in a good cleaning effect.

[0024] 5. The nozzle and urinal of the present invention are provided with a welding strip on the guide plate, and the mounting seat is provided with a welding groove correspondingly. The welding strip and the welding groove are welded to achieve sealing and fixing, thereby preventing water flow from flowing through the waterway.

[0025] 6. The nozzle and urinal of the present invention are provided with a slot on the connecting part, and the mounting seat is correspondingly provided with a positioning column, so that the slot is clamped on the positioning column to realize the positioning of the guide plate and avoid displacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a three-dimensional diagram of a cleaning nozzle of the present invention;

[0027] Figure 2 is a side view of the cleaning nozzle of the present invention;

[0028] Figure 3 Decomposition of the cleaning nozzle of the present invention Figure 1 ;

[0029] Figure 4 Decomposition of the cleaning nozzle of the present invention Figure 2 ;

[0030] Figure 5 It is a structural diagram of the main body of the present invention;

[0031] Figure 6 is a three-dimensional diagram of the rotating wheel of the present invention;

[0032] Figure 7 It is a front view of the cleaning nozzle of the present invention;

[0033] Figure 8 for Figure 7 A top view of

[0034] Fig. 9 It is a cross-sectional view of the present invention;

[0035] Fig.10 for Fig. 9 A in the enlarged view;

[0036] Fig.11 for Fig. 9 BB section view;

[0037] Fig.12 It is a cross-sectional view of the present invention;

[0038] Fig.13 for Fig.12 CC section view;

[0039] Fig.14 This is a structural diagram of a urinal according to the present invention;

[0040] Among them: 10. main body, 11. water inlet channel, 12. injection port, 13. mounting seat, 14. welding groove, 15. mounting port, 16. positioning column, 17. bracket, 18. shaft hole, 19. acceleration channel, 20. guide plate, 21. guide surface, 22. fan-shaped surface, 23. side, 24. launching section, 25. expansion section, 26. connecting part, 27. welding strip, 28. convex part, 29. slot, 30. rotating wheel, 31. rotating shaft, 32. blade, 40. cover body, 41. mounting groove, 42. opening, 43. induction window, 50. urinal body.

[0041] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. DETAILED DESCRIPTION

[0042] The present invention is further described below through specific implementation modes.

[0043] See also Figures 1 to 13 A cleaning nozzle comprises a nozzle body, the nozzle body is provided with a water inlet channel 11 and a jet port 12, the jet port 12 is connected with the water inlet channel 11 and is provided with a guide surface 21; and further comprises a runner 30, the runner 30 is rotatably connected with the jet port 12, the runner 30 is located in the middle of the guide surface 21 and can be rotated by the impact of cleaning water, so that the jet port 12 sprays fan-shaped cleaning water with pulses.

[0044] The runner 30 is arranged horizontally on the guide surface 21, and the two ends of the runner 30 and the two opposite sides of the guide surface 21 form an acceleration channel 19. That is, the fan-shaped cleaning water sprayed from the injection port 12 has a pulse in the middle and an accelerated water flow on both sides. The horizontal arrangement can be at an angle with the center line of the guide surface 21, preferably 90 degrees, that is, perpendicular to each other, see Fig.13 The rotating wheel 30 may also be tilted appropriately, and the specific angle may be adjusted appropriately without limitation.

[0045] Furthermore, the runner 30 is provided with a rotating shaft 31 and at least one blade group, the blade group is relatively fixed to the rotating shaft 31 and is provided with at least two blades 32 distributed along the axial direction of the rotating shaft 31, and an angle is formed between two adjacent blades 32, and the angle can be set as required. Preferably, in the blade group, two adjacent blades 32 are perpendicular to each other, so that when the runner 30 rotates, due to the action of the blades 32, the water outlet cross-sectional area of ​​the injection port 12 intermittently increases or decreases, that is, the water outlet cross-sectional area alternately increases and decreases, forming a pulse effect.

[0046] In the present invention, the number of the runners 30 can be one or two, and each runner 30 can be provided with two blade groups or more, the number of blades 32 in the blade group can be the same or different, and the length and width of each blade 32 can also be the same or different, and can be combined as needed. Preferably, two blade groups are provided, and the length of each blade 32 is the same.

[0047] The flow guide surface 21 includes a fan-shaped surface 22 and two side surfaces 23. The edge of the fan-shaped surface 22 is inclined to form an emission section 24. The two side surfaces 23 are respectively located at both ends of the fan-shaped surface 22, and the edges thereof are inclined to form an expansion section 25. The fan-shaped surface 22 allows the fan-shaped water with pulses to be sprayed along the emission section 24 at a specific emission angle. The two side surfaces 23 are perpendicular to the fan-shaped surface 22, so that the fan-shaped cleaning water spreads along the direction of the expansion section 25. The expansion angle formed by the two expansion ends has a larger flushing area.

[0048] Further, the nozzle body of the present invention is provided with a main body 10 and a guide plate 20, the main body 10 is provided with a mounting seat 13 and a water inlet channel 11; the guide plate 20 is provided with a connecting portion 26 and a guide surface 21, the connecting portion 26 is provided with a welding strip 27, the mounting seat 13 is provided with a corresponding welding groove 14, and the welding strip 27 is welded with the welding groove 14 to achieve sealing and fixing, thereby avoiding water channel cross flow. The connecting portion 26 and the guide surface 21 can be located on the same side of the guide plate 20.

[0049] Specifically, the mounting seat 13 is located at the end of the water inlet channel 11, and is provided with a mounting port 15, which is communicated with the water inlet channel 11, and a jet port 12 can be formed between the mounting port 15 and the guide surface 21, and its fan-shaped surface 22 can be perpendicular to the water inlet channel 11. The connecting portion 26 is provided with a convex portion 28, and the convex portion 28 is embedded in the mounting port 15; the guide surface 21 and the welding strip 27 are respectively located on both sides of the convex portion 28. Among them, the two side surfaces 23 of the guide surface 21 can be formed on the corresponding sides of the connecting portion 26, that is, the junction of the two. The welding strip 27 can be arranged on the corresponding sides of the outer periphery of the convex portion 28.

[0050] Furthermore, a slot 29 may be provided on the connecting portion 26 , and the mounting seat 13 is correspondingly provided with a positioning column 16 . The slot 29 is engaged with the positioning column 16 to achieve positioning. The slot 29 may be provided on the outer periphery of the connecting portion 26 .

[0051] The mounting seat 13 is also provided with a bracket 17, which is close to the mounting opening 15 and is provided with at least one shaft hole 18, and the shaft 31 of the rotating wheel 30 is rotatably connected to the shaft hole 18. Specifically, the shaft hole 18 can be one, two or even three, without limitation. Preferably, three shaft holes 18 are provided, two of which are located at both ends of the shaft 31, and the other is located in the middle of the shaft 31, and the shaft hole 18 has a notch. Correspondingly, intervals can be provided between adjacent blade groups or adjacent blades 32, so that the shaft hole 18 can be inserted through the notch to achieve rotatable fit.

[0052] The nozzle body 10 is also provided with a cover 40, which is fixed to the mounting seat 13 and is provided with a mounting groove 41, and the guide plate 20 is located in the mounting groove 41. The side wall of the cover 40 is provided with an opening 42 at the water outlet end of the injection port 12 for spraying the cleaning water. The cover 40 and the mounting seat 13 can be locked by screws, or by snap fit. In addition, a groove can be provided at the position of the connecting portion 26 on the other side of the guide plate 20, that is, on the side opposite to the cover 40, and the side wall of the mounting groove 41 can be embedded in the groove and abut against the connecting portion 26.

[0053] The present invention also provides a urinal, see Fig.14 , including a urinal body 50 and the above-mentioned cleaning nozzle, the nozzle body is installed on the urinal body 50, its water inlet channel 11 is connected with the water outlet channel of the urinal body 50, and a solenoid valve can be set on the water outlet channel. By controlling the solenoid valve switch, the nozzle body can be turned on or off to spray cleaning water.

[0054] Furthermore, an infrared sensing module can be provided, which is installed on the main body 10 and connected to the solenoid valve. The cover body 40 is provided with a corresponding sensing window 43 to control the switch of the solenoid valve through the sensing signal. The present invention is not limited to the infrared sensing module, but can also be a human proximity sensor or other sensing devices.

[0055] The cleaning nozzle and urinal of the present invention work as follows:

[0056] When it is detected that the user leaves after use, the solenoid valve is controlled to open, and water flows into the nozzle body through the water outlet channel, reaches the injection port 12, and is drained through the guide surface 21. Part of the water flows impact the wheel 30, causing it to rotate to generate pulse water, which is sprayed toward the inner wall of the urinal body 50 under the guidance of the emission section 24, mainly flushing the middle part of the inner wall. Part of the water flows through the acceleration channels 19 on both sides to accelerate, and diffuses outward under the guidance of the expansion section 25 to flush both sides of the inner wall.

[0057] The above is only a specific implementation of the present invention, but the design concept of the present invention is not limited thereto. Any non-substantial changes to the present invention using this concept shall be deemed as an infringement of the protection scope of the present invention.

Claims

1. A cleaning nozzle, comprising a nozzle body, the nozzle body being provided with a water inlet channel and an injection port, the injection port being connected to the water inlet channel and provided with a guide surface; characterized in that: The guide surface includes a fan-shaped surface and two side surfaces, the edge of the fan-shaped surface is inclined to form an emission section; the two side surfaces are respectively located at the two ends of the fan-shaped surface, and their edges are inclined to form an expansion section; it also includes a rotating wheel, which is rotatably connected to the injection port, is located in the middle of the guide surface and can be rotated by the impact of cleaning water, so that the injection port sprays out fan-shaped cleaning water with pulses.

2. A cleaning nozzle according to claim 1, characterized in that: The runner is arranged transversely on the guide surface, and an acceleration flow channel is formed between two ends of the runner and two opposite sides of the guide surface.

3. A cleaning nozzle according to claim 1, characterized in that: The rotor is provided with a rotating shaft and at least one blade group, the blade group is relatively fixed to the rotating shaft, and is provided with at least two blades distributed along the axial direction of the rotating shaft, with an angle between two adjacent blades; or two adjacent blades are perpendicular to each other.

4. A cleaning nozzle according to claim 1, characterized in that: The nozzle body is provided with a main body and a guide plate, the main body is provided with a mounting seat and the water inlet channel; the guide plate is provided with a connecting portion and the guide surface, the connecting portion is provided with a welding strip, and the mounting seat is correspondingly provided with a welding groove, and sealing and fixing are achieved by welding the welding strip and the welding groove.

5. A cleaning nozzle according to claim 4, characterized in that: The mounting seat is provided with a mounting opening, which is communicated with the water inlet channel; the connecting portion is provided with a convex portion, which is embedded in the mounting opening; the guide surface and the welding strip are respectively located on both sides of the convex portion.

6. A cleaning nozzle according to claim 4, characterized in that: The connecting portion is further provided with a slot, and the mounting seat is correspondingly provided with a positioning column, and the slot is clamped on the positioning column.

7. A cleaning nozzle as claimed in claim 5, characterized in that: The mounting seat is also provided with a bracket, which is close to the mounting opening and is provided with at least one shaft hole, and the rotating shaft of the rotating wheel is rotatably connected to the shaft hole.

8. A cleaning nozzle according to claim 4, characterized in that: The nozzle body is further provided with a cover body, which is fixed to the mounting seat and provided with a mounting groove, and the guide plate is located in the mounting groove.

9. A urinal, comprising a urinal body, characterized in that: Also included is a cleaning nozzle according to any one of claims 1 to 8.

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