EP4296454A1

EP4296454A1 - Robot swimming pool cleaner with reversing adjustment mechanism

Info

Publication number: EP4296454A1
Application number: EP23169879.6A
Authority: EP
Inventors: Yang Wang; Xueliang Yu; Chunlin CHENG; Jiaqing ZHANG
Original assignee: Shenzhen Aiper Intelligent Co Ltd
Current assignee: Shenzhen Aiper Intelligent Co Ltd
Priority date: 2022-06-20
Filing date: 2023-04-25
Publication date: 2023-12-27
Also published as: CA3197955A1; MX2023007200A; AU2023202590A1; US20230407661A1

Abstract

The present application discloses a robot swimming pool cleaner with a reversing adjustment mechanism, which includes a main body provided with a water outlet. The water outlet is provided with the reversing adjustment mechanism. The reversing adjustment mechanism includes a plurality of adjustment blades which are linked. The adjustment blades are rotatably connected with the main body. One adjustment blade is provided with a pressing sheet. The pressing sheet is provided with a locating pin. The main body is provided with a plurality of locating holes matched with the locating pin. The robot swimming pool cleaner is provided with the reversing adjustment mechanism, adjustment for a water draining direction may be realized through the reversing adjustment mechanism, thereby changing a movement direction of the robot swimming pool cleaner, reducing a probability of repeating a cleaning route and improving a cleaning efficiency of the robot swimming pool cleaner. The reversing adjustment mechanism is simple and novel in structure, strong in practicability, and stable and reliable in performance; the locating pin may be disengaged from the locating holes in a way of pressing the pressing sheet with hand, the pressing sheet is released after adjustment to complete relocation of the adjustment blade; and the whole adjustment process is simple and convenient.

Description

Technical Field

The application relates to the technical field of swimming pool cleaning devices, and in particular to a robot swimming pool cleaner with a reversing adjustment mechanism.

Background

A swimming pool is a place for people to swim and requires for periodic cleaning. Nowadays, people always clean the swimming pool by using a robot swimming pool cleaner, thus the labor force is liberated and the quality of life is improved.
At present, most of the robot swimming pool cleaners on the market adopt the following operating principle: a motor drives impellers, the impellers produce a suction force to suck water from a water inlet to a filter bin, foreign materials are blocked by a filter screen in the filter bin to stay in the filter bin, the filtered water flows through the filter screen and drains out of a water outlet to achieve a cleaning effect, the water drained from the water outlet produces a pushing force to enable the robot swimming pool cleaner to advance. A swimming pool robot stops by collision, the impellers corresponding to the water outlet at one side are stopped, the impellers corresponding to the water outlet at the other side are started, the drained water generates the pushing force to enable the robot swimming pool cleaner to advance.
A shape of the swimming pool is not always unchanged but various; a running trajectory is difficult to control after the swimming pool robot stops by collision, and the swimming pool robot may clean a repeated route in a high probability, such that the cleaning effect of the swimming pool is not satisfactory and the efficiency is low.

Summary

A technical problem to be solved by the present application is to provide a robot swimming pool cleaner with a reversing adjustment mechanism.
In order to solve the above technical problem, the present application adopts the following technical solution: the robot swimming pool cleaner with the reversing adjustment mechanism includes a main body provided with a water outlet; the reversing adjustment mechanism is disposed on the water outlet; the reversing adjustment mechanism includes an adjustment blade; the adjustment blade is configured to guide a water flow spouted through the water outlet to realize steering of a swimming pool robot; the adjustment blade is rotatably connected with the main body; and the reversing adjustment mechanism further includes an angle adjustment mechanism configured to adjust a guidance water flow angle of the adjustment blade.
Further, a plurality of adjustment blades are rotatably connected with the main body; the angle adjustment mechanism includes a pressing sheet provided on one adjustment blade; the pressing sheet is provided with a locating pin; and the main body is provided with a plurality of locating holes matched with the locating pin.
Further, the pressing sheet and the adjustment blade connected with the pressing sheet are integrally machined and formed.
Further, the number of the locating holes is greater than or equal to three.
Further, the reversing adjustment mechanism further includes a connection rod rotatably connected with the plurality of adjustment blades.
Further, the main body includes a frame body, and the adjustment blade is rotatably connected with the frame body through a rotating shaft.
Further, the locating holes are provided on an inner wall surface of the frame body.
Further, the adjustment blade is provided with a seat body; and the main body is provided with a mounting groove for accommodating the seat body.
Further, the angle adjustment mechanism includes a limiting elastic arm provided on the seat body; the limiting elastic arm is provided with a limiting block; the limiting elastic arm and the limiting block form a male thread; the main body is provided with a limiting card slot matched with the limiting elastic arm; the limiting card slot serves as a female thread; and the male thread and the female thread are buckled to each other.
Further, the seat body is internally provided with a center shaft; a through hole is provided on the main body and corresponding to the center shaft; the center shaft is connected with a locating elastic arm after penetrating through the through hole; the locating elastic arm is provided with a locating bulge, correspondingly, the main body is provided with a locating groove adapted to the locating bulge; or the locating elastic arm is provided with the locating groove, correspondingly, the main body is provided with the locating bulge adapted to the locating groove.
Further, the locating elastic arm is located on an inner side of the main body and is connected with the center shaft through a fastener.
Further, there are a plurality of limiting elastic arms; and the limiting card slot and the limiting elastic arms are in one-to-one correspondence.
Further, an outer surface of the main body is provided with a plurality of scales which are provided nearby the adjustment blade.
The present application has the beneficial effects that: the robot swimming pool cleaner is provided with the reversing adjustment mechanism, adjustment for a water draining direction may be realized through the reversing adjustment mechanism, thereby changing a movement direction of the robot swimming pool cleaner, reducing a probability of repeating a cleaning route and improving a cleaning efficiency of the robot swimming pool cleaner. The reversing adjustment mechanism is simple and novel in structure, strong in practicability, and stable and reliable in performance; the locating pin may be disengaged from the locating holes in a way of pressing the pressing sheet with hand, the pressing sheet is released after adjustment to complete relocation of the adjustment blade; the whole adjustment process is simple and convenient; furthermore, location realized by using the locating pin and the locating holes is reliable, and the reversing adjustment mechanism may effectively withstand high-speed water flow impact without displacement.

Brief Description of the Drawings

Fig. 1 illustrates a structural schematic diagram of an overall structure of a robot swimming pool cleaner with a reversing adjustment mechanism in embodiment I of the present application.
Fig. 2 illustrates a structural schematic diagram of a partial structure of a robot swimming pool cleaner with a reversing adjustment mechanism in embodiment I of the present application.
Fig. 3 illustrates a structural schematic diagram of a reversing adjustment mechanism in a robot swimming pool cleaner with the reversing adjustment mechanism in embodiment I of the present application.
Fig. 4 illustrates a structural schematic diagram of a partial structure of a swimming pool robot in embodiment II of the application.
Fig. 5 illustrates a structural schematic diagram of another view angle of a partial structure of a swimming pool robot in embodiment II of the application.
Fig. 6 illustrates a partial enlarged drawing of a detail A in Fig. 5.
Fig. 7 illustrates a structural schematic diagram of an adjustment blade and a seat body in a swimming pool robot in embodiment II of the application.

Description of numeral signs:

1. Main body, 11. Water outlet, 12. Second water sump, 13. Water pumping component, 14. Frame body, 141. Locating hole.
2. Reversing adjustment mechanism, 21. Adjustment blade, 211. Notch, 212. Connecting shaft, 22. Pressing sheet, 221. Locating pin, 23. Connecting rod, 24. Rotating shaft.
B12. Groove, b13. Locating groove, b14. Mounting groove, b15, Limiting card slot, b16. Scale.
B22. Seat body, b23. Limiting elastic arm, 231. Limiting block, b24. Center shaft.
B3. Locating elastic arm, b31. Locating bulge.
B4. Fastener.

Detailed Description of the Embodiments

In order to illustrate technical contents, achieved purposes and effects of the present application in detail, the technical contents, the achieved purposes and the effects are described below in combination with implementation modes and drawings.

Embodiment I

Referring to Figs. 1-3, embodiment I of the present application provides a robot swimming pool cleaner with a reversing adjustment mechanism, which is configured to clean a swimming pool.
The robot swimming pool cleaner with the reversing adjustment mechanism includes a main body 1; the main body 1 is provided with a water inlet and a water outlet 11; the main body 1 is internally provided with a filtering component; the filtering component divides an inner cavity of the main body 1 into a first water sump and a second water sump 12; the first water sump communicates with the water inlet; the second water sump 12 communicates with the water outlet 11; and the main body 1 is further provided with a water pumping component 13.
Optionally, the numbers of the water pumping component 13, the second water sump 12 and the water outlets 11 are respectively three, and the water pumping components 13, the second water sumps 12 and the water outlets 11 are provided in a one-to-one corresponding relation. In the present embodiment, two opposite sides of the main body 1 are respectively provided with the water outlets 11.
The reversing adjustment mechanism 2 is disposed on the water outlets 11 and includes a plurality of adjustment blades 21 which are linked; the adjustment blades 21 are rotatably connected with the main body 1; one adjustment blade 21 is provided with a pressing sheet 22; the pressing sheet 22 is provided with a locating pin 221; the main body 1 is provided with a plurality of locating holes 141 matched with the locating pin 221; the locating pin 221 may be inserted into the locating holes 141 to lock a guidance water flow angle of the adjustment blade 21; the pressing sheet 22 is made from an elastic material; the pressing sheet 22 is pressed to deform; after being disengaged from the locating holes 141, the locating pin 221 may be inserted into other locating holes 141, thereby changing the guidance water flow angle of the adjustment blade 21; optionally, the plurality of locating holes 141 are disposed equidistantly around a rotating center shaft of the adjustment blade 21 connected to the pressing sheet 22, that is, included angles formed by connecting lines for any two adjacent locating holes 141 and the rotating center shaft are equal. In the present embodiment, a top end and a bottom end of one adjustment blade 21 are rotatably connected with the main body 1; in other embodiment, only the top end or the bottom end of the adjustment blade 21 is rotatably connected with the main body 1.
The number of the locating holes 141 is greater than or equal to three. In the present embodiment, the number of the locating holes 141 is three; in other embodiment, there may be four, five, six locating holes 141 or even more.
Preferably, the number of the pressing sheet 22 is two; a gap is provided between the two pressing sheets 22; the two pressing sheets 22 which are provided in opposite may facilitate unlocking of a user for a locating shaft and the locating holes 141. In other embodiment, the locating pin 221 may be disposed on only one pressing sheet 22; however, in order to improve the working stability of reversing adjustment, in the present embodiment, the two pressing sheets 22 are respectively provided with the locating pin 221. In addition, it is feasible to provide one pressing sheet 22.
In order to facilitate machining and manufacturing, optionally, the pressing sheet 22 and the adjustment blade 21 connected with the pressing sheet 22 are in an integrated structure which is integrally machined and formed. For example, the pressing sheet 22 and the adjustment blade 21 connected with the pressing sheet 22 are in an integrated structure which is integrally injection-molded and formed. It is easy to understand that other adjustment blades 21 may be injection-molded as well.
In detail, the reversing adjustment mechanism 2 further includes a connection rod 23 rotatably connected with the plurality of adjustment blades 21; the plurality of adjustment blades 21 are linked through the connection rod 23. Optionally, in the reversing adjustment mechanism 2, the plurality of adjustment blades 21 may be respectively connected with the identical connection rod 23; there may be a plurality of connection rods 23 in the reversing adjustment mechanism 2, for example, when there are two connection rods 23, part of the adjustment blades 21 are simultaneously connected with one connection rod 23, the other part of the adjustment blades 21 are simultaneously connected with the other connection rod 23, and at least one adjustment blade 21 is simultaneously connected with two connection rods 23.
Optionally, the adjustment blade 21 is provided with a notch 211; the notch 211 is internally provided with a connecting shaft 212; the connection rods 23 are rotatably connected with the connecting shaft 212; and the notch 211 is located on a top end, an intermediate part or a bottom end of the adjustment blade 21.
As a preferable embodiment mode, the main body 1 includes a frame body 14; at least part region of the reversing adjustment mechanism 2 is located in the frame body 14; the adjustment blade 21 is rotatably connected with the frame body 14 through a rotating shaft 24; and the locating holes 141 are provided on an inner wall surface of the frame body 14. It is easy to understand that a hollow region of the frame body 14 communicates with the second water sump 12, preferably, in the reversing adjustment mechanism 2, only the pressing sheet 22, far away from an end of the adjustment blade 21, is exposed relative to the frame body 14, that is, the adjustment blade 21 is integrally located in a water drainage channel of the robot swimming pool cleaner; the water drainage channel includes the second water sump 12 and the hollow region of the frame body 14 (that is, the second water sump 12 communicates with a channel of the frame body 14), therefore, the guiding effect of the reversing adjustment mechanism 2 for water flow may be effectively improved.
Further, in the plurality of adjustment blades 21, the pressing sheet 22 is disposed on the adjustment blade 21 located in a middle position or nearby a middle position. In the present embodiment, the number of the adjustment blade 21 is three, and the pressing sheet 22 is disposed on the adjustment blade 21 located in the middle position.
In conclusion, the robot swimming pool cleaner provided by the present application is provided with the reversing adjustment mechanism, adjustment for a water draining direction may be realized through the reversing adjustment mechanism, thereby changing a movement direction of the robot swimming pool cleaner, reducing a probability of repeating a cleaning route and improving a cleaning efficiency of the robot swimming pool cleaner. The reversing adjustment mechanism is simple and novel in structure, strong in practicability, and stable and reliable in performance; the locating pin may be disengaged from the locating holes in a way of pressing the pressing sheet with hand, the pressing sheet is released after adjustment to complete relocation of the adjustment blade; the whole adjustment process is simple and convenient; furthermore, location realized by using the locating pin and the locating holes is reliable, the reversing adjustment mechanism may effectively withstand high-speed water flow impact without displacement. There are two pressing sheets which are provided in opposite; the two pressing sheets are respectively provided with the locating pin, thereby further improving an effect of the reversing adjustment mechanism resistant to water flow impact, and facilitating a manual operation of a user for the pressing sheet.

Embodiment II

Referring to Figs. 4-7, in embodiment II of the present application, a swimming pool robot includes a main body 1 provided with a water outlet 11; an adjustment blade 21 is provided with a seat body b22; the main body 1 is provided with a mounting groove b14 for accommodating the seat body; the seat body is cylindrical; after being inserted into the mounting groove b14 in a round hole shape, the seat body b22 may rotate around a self-axis, that is, the adjustment blade 21 may rotate at the water outlet 11; in detail, a groove b12 is provided outside the main body 1, the water outlet 11 is located on an inner wall of the groove b12; and the adjustment blade 21 is located in the groove b12.
As shown in Fig. 5 and Fig. 6, the seat body b22 is provided with a locating elastic arm b3, the locating elastic arm b3 is provided with a locating bulge b31, and the main body 1 is provided with a plurality of locating grooves b13 matched with the locating bulge b31. Preferably, an end surface, where the locating bulge b31 are embedded into one end of the locating grooves b13, is a cambered surface, thus, the locating bulges b31 may be disengaged from the locating grooves b13 conveniently.
In combination with Fig. 4 and Fig. 7, a part region of the seat body b22 is located in the mounting groove b14 in detail; in other embodiment, the whole region of the seat body b22 may be located in the mounting groove b14.
As shown in Fig. 6 and Fig. 7, an angle adjustment mechanism in the embodiment II of the present application includes a limiting elastic arm b23 provided on the seat body b22; the seat body b22 is provided with the limiting elastic arm b23; the limiting elastic arm is provided with a limiting block b231; the limiting elastic arm b23 and the limiting block b231 form a male thread; the main body is provided with a limiting card slot b15 matched with the limiting elastic arm b23; the limiting card slot b15 serves as a female thread; the male thread and the female thread are buckled to each other to enable the limiting elastic arm b23 to move along the limiting card slot b15. When the adjustment blade 21 and the main body 1 are mounted, the limiting block b231 on the limiting elastic arm b23 passes through the limiting card slot b15 to realize clamping of the adjustment blade 21 and the main body 1; as a length of each limiting card slot b15 is greater than a width of each limiting elastic arm b23, the limiting elastic arm b23 may slide along the limiting card slot b15 in a process of rotating the adjustment blade 21, in other words, the limiting card slot b15 does not limit rotation of the adjustment blade 21 within a limited range but may limit a maximum rotation angle of the adjustment blade 21.
There are a plurality of limiting elastic arms b23; in the present embodiment, the number of the limiting elastic arm b23 is two, and the limiting elastic arms b23 are provided in opposite.
The locating elastic arm b3 may be located in the groove b12; as a preferable embodiment mode, in combination with Fig. 5-7, the locating elastic arm b3 is preferably located on an inner side of the main body 1; in the present embodiment, the locating elastic arm b3 and the seat body b22 are connected through a fastener b4, including, but not limited to, a screw, a buckle, etc. Specifically, the seat body b22 is internally provided with a center shaft 24, a through hole is disposed on the main body 1 and corresponding to the center shaft 24, and the fastener b4 is connected and fixed with the center shaft 24 after passing through the locating elastic arm b3. The locating elastic arm b3 is fixed on the inner side of the main body 1 through the fastener b4 to further prevent the adjustment blade 21 from separating from the main body 1, thereby beneficially improving the structure stability of the swimming pool robot; furthermore, when being damaged, the adjustment blade 21 or the locating elastic arm b3 may be replaced by dismounting the fastener b4, thereby facilitating post maintenance of the swimming pool robot. As shown in Fig. 6, in order to enable the adjustment blade 21 to be kept at a preset position, two ends of the locating elastic arm b3 are respectively provided with the locating bulge b31. That is, the fastener b4 passes through the locating elastic arm b3 from a middle region of the locating elastic arm b3. The locating elastic arm b3 may be made from plastics, metal alloys, or elastic materials; when the adjustment blade 21 is manually twisted and the locating elastic arm b3 rotates, the locating elastic arm b3 deforms under stress to enable that the locating bulge b31 are embedded into the locating grooves b13 or disengaged from the locating grooves b13.
As shown in Fig. 4, an outer surface of the main body 1 is provided with a plurality of scales 16 which are provided nearby the adjustment blade 21. It is easy to understand that the scales b16 and the adjustment blade 21 are in one-to-one correspondence. In the present embodiment, the number of the scale b16 is three; in other embodiment, there may be four, five, six scales b16 or even more.
In conclusion, in the swimming pool robot provided by the embodiment II of the present application, the water outlet of the main body is rotatably provided with the adjustment blade, the adjustment blade may guide a water flow spouted from the water outlet, setting for steering of the swimming pool robot may be realized by manually adjusting a direction of the adjustment blade or presetting the direction of the adjustment blade, thereby controlling the advance direction of the swimming pool robot. By cooperation of the locating bulge and the locating grooves, the capability of a baffle resistant to water flow compact can be improved, an unexpected rotation of the baffle can be avoided, and the swimming pool robot can be guaranteed to advance according to a preset route. The angle adjustment mechanism in the swimming pool robot is simple in structure, few in part, convenient to machine and assemble, and beneficial to reduction of manufacturing costs of the swimming pool robot with controllable steering.
the above mentioned content is only the embodiment of the present application, and is not intended to limit the patent scope of the present application; equivalent transformations made by use of the specification and drawings of the present application, or direct or indirect applications to related technical fields shall fall within the patent protection scope of the present application.

Claims

A robot swimming pool cleaner with a reversing adjustment mechanism, comprising a main body provided with a water outlet, wherein the water outlet is provided with the reversing adjustment mechanism, the reversing adjustment mechanism comprises an adjustment blade, the adjustment blade is configured to guide a water flow spouted through the water outlet to realize steering of a swimming pool robot, the adjustment blade is rotatably connected with the main body, and the reversing adjustment mechanism further comprises an angle adjustment mechanism configured to adjust a guidance water flow angle of the adjustment blade.
The robot swimming pool cleaner as claimed in claim 1, wherein a plurality of adjustment blades are rotatably connected with the main body, the angle adjustment mechanism comprises a pressing sheet provided on one adjustment blade, the pressing sheet is provided with a locating pin, and the main body is provided with a plurality of locating holes matched with the locating pin.
The robot swimming pool cleaner as claimed in claim 2, wherein the pressing sheet and the adjustment blade connected with the pressing sheet are integrally machined and formed.
The robot swimming pool cleaner as claimed in claim 2, wherein the number of the locating holes is greater than or equal to three.
The robot swimming pool cleaner as claimed in claim 2, wherein the reversing adjustment mechanism further comprises a connection rod rotatably connected with the plurality of adjustment blades.
The robot swimming pool cleaner as claimed in claim 2, wherein the main body comprises a frame body, and the adjustment blades are rotatably connected with the frame body through a rotating shaft.
The robot swimming pool cleaner as claimed in claim 6, wherein the locating holes are provided on an inner wall surface of the frame body.
The robot swimming pool cleaner as claimed in claim 1, wherein the adjustment blade is provided with a seat body, and the main body is provided with a mounting groove for accommodating the seat body.
The robot swimming pool cleaner as claimed in claim 8, wherein the angle adjustment mechanism comprises a limiting elastic arm provided on the seat body, the limiting elastic arm is provided with a limiting block, the limiting elastic arm and the limiting block form a male thread, the main body is provided with a limiting card slot matched with the limiting elastic arm, the limiting card slot serves as a female thread, and the male thread and the female thread are buckled to each other.
The robot swimming pool cleaner as claimed in claim 9, wherein the seat body is internally provided with a center shaft, a through hole is provided on the main body and corresponding to the center shaft, the center shaft is connected with a locating elastic arm after penetrating through the through hole, the locating elastic arm is provided with a locating bulge, correspondingly, the main body is provided with a locating groove adapted to the locating bulge, or the locating elastic arm is provided with the locating groove, correspondingly, the main body is provided with the locating bulge adapted to the locating groove.
The robot swimming pool cleaner as claimed in claim 10, wherein the locating elastic arm is located on an inner side of the main body and connected with the center shaft through a fastener.
The robot swimming pool cleaner as claimed in claim 9, wherein there are a plurality of limiting elastic arms, and the limiting card slots and the limiting elastic arms are in one-to-one correspondence.
The robot swimming pool cleaner as claimed in claim 1, wherein an outer surface of the main body is provided with a plurality of scales which are provided nearby the adjustment blade.