Wireless charging device for pool cleaning equipment and pool cleaning system

Abstract

The utility model relates to the technical field of swimming pool cleaning, in particular to a wireless charging device for pool cleaning equipment and a pool cleaning system. The charging device comprises a charging module which comprises a main body and a wireless charging transmitting end, and the transmitting end is arranged on the upper surface of the main body; the first support member is configured to support the charging module and incline the upper surface; the second supporting piece is configured to be at least partially located on the lower side of the charging module and comprises an accommodating cavity for accommodating at least one part of the pool cleaning equipment; wherein the first supporting piece is detachably connected with the charging module. The charging device capable of being used for the pool cleaning equipment is arranged, a wireless charging mode is adopted, the butt joint complexity of the pool cleaning equipment is reduced, and the charging safety is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pool cleaning, in particular to a wireless charging device for a pool cleaning device and a pool cleaning system. BACKGROUND

[0002] With the development of technology, the cleaning of the pool gradually adopts the pool cleaning device; the pool cleaning device refers to the device for cleaning the pool, specifically, the pool cleaning device can be a pool robot; in the prior art, the charging of the pool cleaning device is usually polar plate contact charging, wherein the polar plate contact charging refers to a way of connecting the device to the power supply system for charging through the contact connection of the polar plate; but the polar plate contact charging needs the device to be precisely aligned with the charging port, which leads to the complexity of the docking of the pool cleaning device charging, and the polar plate may be worn or damaged during use, or even electrolysis problem, thereby leading to the low service life of the charging interface in the pool cleaning device and the decline of the charging safety; in addition, in the case that the pool cleaning device is just taken out of the water, there is water at the interface of the pool cleaning device, thereby existing the risk of electric leakage.

[0003] In view of the above problems of the prior art, the purpose of the present application is to provide a charging device for a pool cleaning device, which adopts wireless charging to directly avoid the technical problems such as wear and tear or electrolysis caused by polar plate contact charging, reduces the complexity of the docking of the pool cleaning device, and improves the charging safety. SUMMARY

[0004] In order to solve the above problems, the present application provides a wireless charging device for a pool cleaning device, comprising:

[0005] A charging module, comprising a main body and a wireless charging transmitting end, the transmitting end is arranged on the upper surface of the main body;

[0006] A first support configured to support the charging module and incline the upper surface;

[0007] A second support configured to be at least partially located on the lower side of the charging module and comprising a containing cavity containing at least a part of the pool cleaning device;

[0008] Wherein, the first support and the charging module are detachably connected.

[0009] In the embodiment of the present application, the first support and the charging module are detachably connected through the cooperation of the sliding groove and the sliding block.

[0010] In the embodiment of the present application, the sliding groove and the sliding block are provided with limiting structures matched with each other; preferably, the limiting structures are located at the lower part of the sliding groove or the sliding block.

[0011] In the embodiment of the present application, the second support is provided with an opening, and the first support is provided with an elastic clamping structure which is at least partially embedded in the opening.

[0012] In the embodiment of the present application, the elastic clamping structure comprises a pressing portion which is deformed to disengage from the opening after an external force is applied.

[0013] In the embodiment of the present application, the first support is further provided with a stop structure, and the elastic clamping structure is fixedly connected to the stop structure.

[0014] In the embodiment of the present application, the stop structure is in abutment with a bottom surface of the charging module.

[0015] In the embodiment of the present application, the charging module is provided with a positioning protrusion, and the positioning protrusion is provided with a guide inclined surface which is in contact with an edge of a suction port of the cleaning device.

[0016] In the embodiment of the present application, the charging device further comprises a power supply unit which supplies power to the charging module, and the power supply unit is an embedded battery or an external power supply.

[0017] In the embodiment of the present application, the charging device further comprises a position detection device which is located on the charging module and is used to detect the relative position between the charging module and the cleaning device, wherein the position detection device comprises at least one of the following detection devices: a magnetic position detection device, an optoelectronic position detection device, an ultrasonic position detection device or a radar position detection device.

[0018] In the embodiment of the present application, the magnetic position detection device at least comprises a Hall sensor.

[0019] In the embodiment of the present application, the charging module and the second support are integrally formed or separately arranged.

[0020] In the embodiment of the present application, the first support is a fixed base which comprises a first support and a second support, and the first support and the second support are symmetrically arranged relative to the charging module.

[0021] In the embodiment of the present application, the first support comprises a movable base which comprises a roller and a push rod, and the push rod is capable of being linked with the second support to lift the second support.

[0022] In the embodiment of the present application, a receiving surface defined by the second support and the charging module matches at least part of the outer contour of the pool cleaning device.

[0023] In another aspect, the application also provides a pool cleaning system, which comprises a pool cleaning device and the charging device provided by the application, and the charging device is used for wirelessly charging the pool cleaning device.

[0024] Thanks to the above technical solution, the charging device provided by the application has the following beneficial effects:

[0025] By setting the charging module as a wireless charging module, wireless charging of the pool cleaning device is realized, thereby reducing the complexity of the pool cleaning device charging docking and improving the charging safety.

[0026] By setting the charging module to be inclined on the first support, the water on the surface of the pool cleaning device can flow down along the inclination angle during the process of the pool cleaning device, thereby improving the dryness of the pool cleaning device and improving the charging reliability of the pool cleaning device.

[0027] By detachably connecting the first support and the charging module, the disassembly and packaging of the charging device are facilitated, thereby improving the transportation convenience of the charging device. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions of the application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the application, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0029] Figure 1 is a structural schematic view of the wireless charging device for the pool cleaning device provided by the embodiment of the application;

[0030] Figure 2 is a structural schematic view of the first support in the wireless charging device for the pool cleaning device provided by the embodiment of the application;

[0031] Figure 3 is a structural schematic view of the back of the charging module in the wireless charging device for the pool cleaning device provided by the embodiment of the application;

[0032] Figure 4 is a structural schematic view of the second support in the wireless charging device for the pool cleaning device provided by the embodiment of the application;

[0033] Figure 5 is a structural schematic view of the wireless charging device for the pool cleaning device provided by another embodiment of the application.

[0034] Wherein, 1-charging module, 11-the upper surface, 12-positioning protrusions, 13-orientation slope, 2-the first support, 21-elastic clamping structure, 22-stop structure, 23-the first bracket, 24-the second bracket, 3-the second support, 31-opening, 32-accepting surface, 4-sliding groove, 5-sliding block, 6-limiting structure, 7-roller, 8-push rod. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0036] The "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more features. Moreover, the terms "first", "second" and the like are used to distinguish similar objects, and do not necessarily describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than that illustrated or described herein.

[0037] Combination Figure 1 A wireless charging device for a pool cleaning device is provided, which comprises:

[0038] The charging module 1 comprises a main body and a wireless charging transmitting end, and the transmitting end is arranged on the upper surface 11 of the main body.

[0039] The first support 2 is configured to support the charging module 1 and make the upper surface 11 inclined.

[0040] The second support 3 is configured to be at least partially located on the lower side of the charging module 1, and comprises a containing cavity containing at least a part of the pool cleaning device.

[0041] The first support 2 is detachably connected with the charging module 1.

[0042] In the embodiment of the present application, the upper surface 11 of the main body refers to the surface in contact with the bottom of the pool cleaning device.

[0043] In the embodiment of the present application, the upper surface 11 of the charging module 1 is inclined, which indicates that the pool cleaning device is placed obliquely during wireless charging.

[0044] In the embodiment of the present application, the charging module 1 forms an angle with the ground when the charging module 1 is assembled with the first support 2.

[0045] In the embodiment of the present application, the charging module 1 is set as a wireless charging module, thereby realizing wireless charging of the pool cleaning device, reducing the complexity of the pool cleaning device charging docking, and improving the charging safety.

[0046] In the embodiment of the present application, the charging module 1 is obliquely arranged on the first support 2, so that the water on the surface of the pool cleaning device can flow down along the inclination angle during the process of the pool cleaning device, thereby improving the dryness of the pool cleaning device and improving the charging reliability of the pool cleaning device.

[0047] In the embodiment of the present application, the first support 2 is detachably connected with the charging module 1, thereby facilitating the disassembly and packaging of the charging device, and improving the transportation convenience of the charging device.

[0048] Reference Figures 2-3 In the embodiment of the present application, the first support 2 and the charging module 1 are detachably connected through the cooperation of the sliding groove 4 and the sliding block 5.

[0049] In the embodiment of the present application, the charging module 1 and the first support 2 are detachably connected through sliding cooperation, thereby improving the disassembly convenience of the charging module 1 and the first support 2, and improving the assembly convenience of the charging seat assembly.

[0050] In the embodiment of the present application, the sliding groove 4 is arranged on the charging module 1, and the sliding block 5 is arranged on the first support 2.

[0051] In another embodiment of the present application, the sliding block 5 is arranged on the charging module 1, and the sliding groove 4 is arranged on the first support 2.

[0052] In another embodiment of the present application, the charging module 1 can be detachably connected with the first support 2 through bolt cooperation, buckle cooperation, felt cooperation and / or lock cooperation.

[0053] In some embodiments of the present application, the charging module 1 can be detachably connected with the first support 2 through at least two detachable connection modes, so as to improve the assembly stability of the charging device.

[0054] In the embodiments of the present application, the sliding groove 4 and the sliding block 5 are provided with the limiting structures 6 matched with each other; preferably, the limiting structures 6 are located at the lower part of the sliding groove 4 or the sliding block 5.

[0055] In the embodiments of the present application, the limiting structures 6 matched with each other are arranged on the sliding groove 4 and the sliding block 5, so as to limit the sliding of the sliding groove 4 and the sliding block 5, thereby fixing the charging module 1 and the first support 2 and improving the assembly stability of the wireless charging device.

[0056] In the embodiments of the present application, the limiting structures 6 can be the cooperation limiting between the buckles and the buckle grooves; specifically, the sliding groove 4 is provided with the buckle groove, and the sliding block 5 is provided with the buckle; during the sliding of the charging module 1 and the first support 2, the buckle is slid into the buckle groove, so as to limit the charging module 1 and the first support 2.

[0057] In the embodiments of the present application, the buckle is provided with two guide surfaces in the sliding-in direction and the sliding-out direction, so as to facilitate the disassembly and assembly of the charging module 1 and the first support 2.

[0058] In another embodiment of the present application, the limiting structures 6 can be the cooperation limiting between the elastic buttons and the limiting holes; specifically, the sliding groove 4 is provided with the limiting hole, and the sliding block 5 is provided with the elastic button; during the sliding of the charging module 1 and the first support 2, the elastic button is limited by the groove wall of the sliding groove 4 and is in the compressed state, and when the elastic button moves to the limiting hole, the elastic button returns to the original position, thereby limiting the charging module 1 and the first support 2.

[0059] In another embodiment of the present application, the charging module 1 and the first support 2 can be disengaged by pressing the elastic button, thereby facilitating the disassembly of the charging module 1 and the first support 2.

[0060] Reference Figure 4 In the embodiments of the present application, the second support 3 is provided with an opening 31, and the first support 2 is provided with an elastic clamping structure 21, and the elastic clamping structure 21 is at least partially embedded into the opening 31.

[0061] In the embodiment of the present application, the opening 31 is arranged on the second support 3, and the elastic clamping structure 21 is arranged on the first support 2, so that the first support 2 and the second support 3 can be detachably connected through the opening 31 and the elastic clamping structure 21, and the elastic clamping structure 21 and the opening 31 can limit the assembly between the first support 2 and the second support 3, thereby improving the assembly convenience or assembly stability of the charging device.

[0062] In the embodiment of the present application, the first support 2 is provided with a sliding block 5, and the elastic clamping structure 21 can be arranged on both sides of the sliding block 5 or in the center of the sliding block 5. Specifically, the arrangement position of the opening 31 matches the arrangement position of the sliding block 5.

[0063] In the embodiment of the present application, the elastic clamping structure 21 includes a pressing portion which deforms to separate from the opening 31 after being subjected to an external force.

[0064] In the embodiment of the present application, the limiting structure 6 between the first support 2 and the second support 3 is separated by pressing, so that the first support 2 and the second support 3 can be detachable, thereby improving the assembly convenience of the charging device.

[0065] In the embodiment of the present application, the first support 2 is further provided with a stop structure 22, and the elastic clamping structure 21 is fixedly connected to the stop structure 22.

[0066] In the embodiment of the present application, the stop structure 22 is used to divide the sliding block 5 on the first support 2 into two parts, and the two parts are respectively matched with the charging module 1 and the second support 3.

[0067] In the embodiment of the present application, the stop structure 22 is arranged on the first support 2, so that the detachable connection between the charging module 1 and the second support 3 is independent of each other, thereby improving the assembly convenience and flexibility of the charging device.

[0068] In the embodiment of the present application, the stop structure 22 abuts against the bottom surface of the charging module 1.

[0069] In the embodiment of the present application, the stop structure 22 contacts the bottom surface of the charging module 1, thereby providing support force for the assembly of the charging module 1, thereby avoiding the sliding of the charging module 1 relative to the first support 2, and thereby improving the assembly stability of the charging device.

[0070] In the embodiment of the present application, the charging module 1 is provided with a positioning protrusion 12, the positioning protrusion 12 is provided with a guide inclined surface 13, and the guide inclined surface 13 contacts the edge of the suction port of the cleaning equipment.

[0071] In the embodiment of the present application, by arranging the positioning protrusion 12 on the charging module 1, the positioning protrusion 12 is matched and fixed with the suction port of the pool cleaning device, thereby improving the positioning convenience of the pool cleaning device, reducing the docking complexity of the pool cleaning device, and improving the charging convenience of the pool cleaning device; by arranging the guide slope 13 on the positioning protrusion 12, the guide slope 13 guides the matching of the positioning protrusion 12 and the suction port, thereby improving the positioning convenience of the pool cleaning device, reducing the docking complexity of the pool cleaning device, and improving the charging convenience of the pool cleaning device.

[0072] In the embodiment of the present application, the two ends of the guide slope 13 are the top end of the positioning protrusion 12 and the bottom end of the positioning protrusion 12, respectively, and in the case that the charging module 1 is running, the bottom end of the positioning protrusion 12 has a gap with the water inlet of the suction port, and further the guide slope 13 can be transitionally matched with the suction port to limit the suction port.

[0073] In the embodiment of the present application, the gap between the bottom end of the positioning protrusion 12 and the water inlet of the suction port indicates that the positioning protrusion 12 is partially inserted into the suction port.

[0074] In the embodiment of the present application, the positioning protrusion 12 is a boss structure, specifically, it can be a circular boss or a square boss; the specific shape of the boss matches the shape of the suction port.

[0075] In the embodiment of the present application, the charging device further comprises a power supply unit, which supplies power to the charging module 1, and the power supply unit is an embedded power supply or an external power supply.

[0076] In the embodiment of the present application, the charging device further comprises a position detection device located on the charging module 1, which is used to detect the relative position of the charging module 1 and the cleaning device, wherein the position detection device at least comprises one of the following detection devices: a magnetic position detection device, an optoelectronic position detection device, an ultrasonic position detection device or a radar position detection device.

[0077] In the embodiment of the present application, by arranging the position detection device, the relative position of the charging module 1 and the cleaning device is ensured, thereby ensuring that the charging receiving module of the pool cleaning device can be aligned with the charging module 1, thereby improving the charging efficiency of the pool cleaning device and improving the charging reliability of the pool cleaning device.

[0078] In the embodiment of the present application, the charging module 1 comprises a charging transmitting unit and a control unit, and the control unit is used to control the operation of the charging transmitting unit when the relative position of the charging transmitting unit and the charging receiving unit matches, wherein the charging receiving unit is a unit in the pool cleaning device, and the charging receiving unit is electrically connected with the energy storage unit of the pool cleaning device.

[0079] In specific embodiments of the present application, the position detection device is used to detect the relative position between the charging receiving unit and the charging transmitting unit, and send the relative position information to the control unit.

[0080] In specific embodiments of the present application, the charging receiving unit and the charging transmitting unit are both coil structures.

[0081] In specific embodiments of the present application, the control unit can control the opening and closing of the charging transmitting unit.

[0082] In specific embodiments of the present application, the position detection device mainly measures the actual position of the object through direct or indirect methods, and feeds back the information to the control system to achieve precise control and adjustment. According to the detection principle and application scene, the position detection device can be divided into many types, such as photoelectric position detection device, ultrasonic position detection device, radar position detection device, magnetic position detection device, etc.

[0083] In the following, the working principles of different types of position detection devices are introduced respectively:

[0084] Photoelectric position detection device: using photoelectric technology, through photoelectric sensor and mirror components to detect the reflected light of the object, to measure the position change of the object. Photoelectric position detection device has the characteristics of fast response speed and high precision.

[0085] Ultrasonic position detection device: by emitting ultrasonic waves and receiving reflected ultrasonic waves to detect the position of the object. Ultrasonic position detection device is suitable for detecting objects with long distance and complex environment, and has the advantages of strong anti-interference ability and high measurement precision.

[0086] Radar position detection device: using electromagnetic waves for ranging and positioning, by emitting and receiving electromagnetic waves, according to the propagation time and reflection of electromagnetic waves to calculate the position of the object. Radar position detection device has the characteristics of long measuring distance and less affected by environment.

[0087] Magnetic position detection device: using the change of magnetic field to detect the position of the object, usually suitable for detecting objects with magnetic markers, such as magnetic encoder, etc. Magnetic position detection device has the advantages of simple structure and low cost.

[0088] In specific embodiments of the present application, the type of position detection device of the charging device is determined based on actual needs.

[0089] In the embodiments of the present application, the magnetic position detection device at least includes a Hall sensor.

[0090] In the embodiments of the present application, the water pool cleaning equipment is provided with a magnetic part matched with the Hall sensor.

[0091] In the embodiments of the present application, the charging module 1 and the second support 3 are integrally formed or separately arranged.

[0092] In the embodiments of the present application, the charging module 1 can be integrally formed with the second support 3 to form a support charging structure, that is, the first support 2 is detachably connected with the support charging structure.

[0093] In the embodiments of the present application, the charging module 1 can also be separately arranged with the second support 3; specifically, the first support 2 is detachably connected with the charging module 1, and the first support 2 is detachably connected with the second support 3.

[0094] In the embodiments of the present application, assuming that the contact surface of the charging module 1 and the pool cleaning device is the front end surface, then the second support 3 is the front end support, and the second support 3 is the rear end support.

[0095] In the embodiments of the present application, by separately arranging the charging module 1 and the second support 3, the disassembly and packaging of the charging device are facilitated, and the transportation convenience of the charging device is improved.

[0096] Reference Figure 2 In the embodiments of the present application, the first support 2 is a fixed base, including a first support 23 and a second support 24, and the first support 23 and the second support 24 are symmetrically arranged relative to the charging module 1.

[0097] In the embodiments of the present application, assuming that the contact surface of the charging module 1 and the pool cleaning device is the front end surface, then the first support 23 can be a left rear support, and the second support 24 can be a right rear support, and the left rear support and the right rear support are symmetrically arranged.

[0098] In the embodiments of the present application, the charging module 1 is provided with detachable structures matched with the first support 23 and the second support 24 respectively.

[0099] In the embodiments of the present application, by dividing the first support 2 into the first support 23 and the second support 24, the disassembly and packaging of the charging device are facilitated, and the transportation convenience of the charging device is improved; by symmetrically arranging the first support 23 and the second support 24 relative to the charging module 1, the force balance of the charging device is improved, thereby improving the stability of the pool cleaning device charging, and further improving the charging efficiency of the pool cleaning device.

[0100] Reference Figure 5 In another embodiment of the present application, the first support 2 includes a mobile base including a roller 7 and a push rod 8, and the push rod 8 can be linked with the second support 3 to lift the second support 3.

[0101] In another embodiment of the present application, the first support 2 is arranged as a mobile base, thereby improving the charging convenience of the charging device and the pool cleaning equipment; the push rod 8 is linked with the second support 3, thereby lifting the second support 3 during movement to avoid abrasion of the second support 3 caused by ground friction, thereby ensuring the support structure integrity of the charging device and improving the charging stability and efficiency of the charging device.

[0102] In the embodiment of the present application, the receiving surface 32 defined by the second support 3 and the charging module 1 matches at least part of the outer contour of the pool cleaning equipment.

[0103] In the embodiment of the present application, the receiving surface 32 defined by the second support 3 and the charging module 1 is arranged to match at least part of the outer contour of the pool cleaning equipment, thereby better supporting the pool cleaning equipment during charging, improving the charging stability of the pool cleaning equipment, and thereby improving the charging efficiency of the pool cleaning equipment; in addition, the support contour of the second support 3 can also assist the assembly and positioning of the pool cleaning equipment, thereby reducing the docking complexity of the pool cleaning equipment and improving the charging convenience of the pool cleaning equipment.

[0104] Hereinafter, the working principle of the charging device provided in the embodiment of the present application is introduced:

[0105] The pool cleaning equipment is placed obliquely in the charging device to match the charging receiving unit of the pool cleaning equipment with the charging transmitting unit of the charging module 1; if the pool cleaning equipment is just taken out of the water and placed in the charging device, the moisture on the outer surface of the pool cleaning equipment can flow off with the inclination angle; when the position detection device detects that the pool cleaning equipment is installed in place, the controller starts the charging receiving unit based on the position detection device to wirelessly charge the pool cleaning equipment; the positioning protrusion 12 and the receiving surface 32 of the second support 3 can assist the assembly and positioning of the pool cleaning equipment.

[0106] The charging device in the embodiment of the present application has the following beneficial effects:

[0107] The charging module 1 is arranged as a wireless charging module, thereby realizing wireless charging of the pool cleaning equipment, thereby reducing the docking complexity of the pool cleaning equipment and improving the charging safety.

[0108] The charging module 1 is arranged obliquely on the first support 2, thereby allowing the water on the surface of the pool cleaning equipment to flow down with the inclination angle during the process of the pool cleaning equipment, thereby improving the dryness of the pool cleaning equipment and improving the charging reliability of the pool cleaning equipment.

[0109] By detachably connecting the first support 2 with the charging module 1 and the second support 3, the charging device is facilitated to be disassembled and packed, thereby improving the transportation convenience of the charging device.

[0110] The application further provides a base station of the pool cleaning device, and the base station comprises the charging device.

[0111] In the specific embodiments of the application, when the first support 2 is a fixed base, the pool cleaning device can be manually placed in the charging device at an angle, or a rotating shaft is arranged on the base station, and when the pool cleaning device automatically drives into the charging device, the first support 2 of the charging device is rotated to make the charging module 1 be inclined to the pool cleaning device.

[0112] The application further provides a pool cleaning system, which comprises the pool cleaning device and the charging device, and the charging device is used for wirelessly charging the pool cleaning device.

[0113] The base station of the pool cleaning device or the pool cleaning system in the specific embodiments of the application has the same beneficial effects as the charging device, and thus will not be described herein.

[0114] The above description has fully disclosed the specific embodiments of the application. It should be noted that any modification made by those skilled in the art to the specific embodiments of the application will not deviate from the scope of the claims of the application. Accordingly, the scope of the claims of the application is not limited to the foregoing specific embodiments.

Claims

1. A wireless charging device for a pool cleaning apparatus, characterized by, The application relates to a charging module (1) for a pool cleaning device, comprising a main body and a wireless charging transmitting end arranged on the upper surface (11) of the main body; the upper surface (11) is a surface in contact with the bottom of the pool cleaning device; a first supporting member (2) is detachably arranged between the charging module (1) and the first supporting member (2) and supports the charging module (1); a second supporting member (3) is detachably arranged between the first supporting member (2) and the second supporting member (3); at least part of the second supporting member (3) is arranged on the lower side of the charging module (1) and comprises a containing cavity for containing at least part of the pool cleaning device; when the first supporting member (2) is assembled with the charging module (1) and the second supporting member (3), the upper surface (11) of the charging module (1) is arranged at an angle with the ground, so that the upper surface (11) is arranged in an inclined mode. The first supporting member (2) and the charging module (1) are detachably connected through the cooperation of a sliding groove (4) and a sliding block (5). Limiting structures (6) are arranged on the sliding groove (4) and the sliding block (5) and are matched with each other; preferably, the limiting structures (6) are arranged on the lower part of the sliding groove (4) or the sliding block (5). An opening (31) is arranged on the second supporting member (3) and an elastic clamping structure (21) is arranged on the first supporting member (2), and the elastic clamping structure (21) is at least partially embedded into the opening (31). The elastic clamping structure (21) comprises a pressing part which is deformed to be separated from the opening (31) after an external force is applied.

2. The charging device of claim 1, wherein, The first supporting member (2) is further provided with a stop structure (22), and the elastic clamping structure (21) is fixedly connected to the stop structure (22).

3. The charging device of claim 2, wherein, The stop structure (22) is in abutment with the bottom surface of the charging module (1).

4. The charging device of claim 2, wherein, A positioning protrusion (12) is arranged on the charging module (1), and a guide inclined surface (13) is arranged on the positioning protrusion (12) and is in contact with the edge of the suction port of the cleaning device.

5. The charging device of claim 4, wherein, A power supply unit is further arranged and supplies power to the charging module (1); the power supply unit is an embedded battery or an external power supply.

6. The charging device of claim 4, wherein, A position detection device is further arranged on the charging module (1) and is used for detecting the relative position between the charging module (1) and the cleaning device; the position detection device at least comprises one of the following detection devices: a magnetic position detection device, an optoelectronic position detection device, an ultrasonic position detection device or a radar position detection device.

7. The charging device of claim 6, wherein, The magnetic position detection device at least comprises a Hall sensor.

8. The charging device of claim 1, wherein, The first supporting member (2) is a fixed base and comprises a first support (23) and a second support (24), and the first support (23) and the second support (24) are symmetrically arranged relative to the charging module (1).

9. The charging device of claim 1, wherein, ​ 10. The charging device of claim 1, wherein, ​ 11. The charging device of claim 10, wherein, ​ 12. The charging device according to any one of claims 1 to 6, characterized in that ​ 13. The charging device according to any one of claims 1 to 3, characterized in that Said first support (2) comprises a mobile base comprising a roller (7) and a push rod (8) able to cooperate with said second support (3) to lift said second support (3).

14. The charging device according to any one of claims 1 to 6, characterized in that, Said second support (3) and said charging module (1) define a receiving surface (32) matching at least part of the outer profile of said pool cleaning device.

15. A pool cleaning system characterized by, A pool cleaning device and a charging device as claimed in any of the claims 1-14 for wirelessly charging said pool cleaning device.

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