Swimming pool cleaning base station and swimming pool cleaning equipment

Abstract

The utility model discloses a swimming pool cleaning base station and swimming pool cleaning equipment, and belongs to the technical field of cleaning equipment. The swimming pool cleaning base station comprises a base station body, a first box body, a water pipe assembly and a pumping and draining piece. The first box body is arranged in the base station main body; the water pipe assembly is arranged in the base station body and comprises a first water pipe and a second water pipe, the first box communicates with the first water pipe and the second water pipe, and the end, away from the first box, of the first water pipe communicates with a water outlet of the swimming pool cleaning robot. The end, away from the first box, of the second water pipe communicates with a water inlet of the swimming pool cleaning robot. The pumping drainage piece is arranged on the second water pipe and communicated with the second water pipe. According to the swimming pool cleaning base station, the garbage in the swimming pool cleaning robot can be automatically conveyed into the first box body, the garbage recycling function is achieved, a user does not need to manually fish up the swimming pool cleaning robot from water and clean the garbage, time and labor are saved, the burden of the user is relieved, and the use experience of the user is effectively improved.

Description

Technical Field

[0001] The present application relates to the technical field of cleaning equipment, and in particular to a swimming pool cleaning base station and swimming pool cleaning equipment. Background Art

[0002] With the development of science and technology, cleaning robots are being used more and more widely. A swimming pool cleaning robot is a cleaning robot that can perform cleaning tasks on the bottom and side wall surfaces of a swimming pool. It can help users clean the swimming pool, bringing great convenience to people's lives and production.

[0003] In the related art, the pool cleaning robot cannot automatically discharge garbage, and the garbage bin of the pool cleaning robot has limited capacity. After it is full of garbage, the user needs to lift the pool cleaning robot out of the water for garbage disposal. The pool cleaning robot is heavy to lift out of the water, which is time-consuming and laborious, resulting in a poor user experience. Utility Model Content

[0004] In view of this, the purpose of the present application is to overcome the deficiencies in the prior art and provide a swimming pool cleaning base station.

[0005] To solve the above technical problems, this application provides:

[0006] A swimming pool cleaning base station, comprising:

[0007] Base station body;

[0008] A first box body is arranged in the base station body;

[0009] a water pipe assembly, arranged in the base station body, the water pipe assembly comprising a first water pipe and a second water pipe, the first box being connected to the first water pipe and the second water pipe respectively, an end of the first water pipe away from the first box being used to be connected to a drain port of the pool cleaning robot, and an end of the second water pipe away from the first box being used to be connected to a water inlet of the pool cleaning robot;

[0010] A pumping and exhausting component is arranged on the second water pipe and is communicated with the second water pipe.

[0011] In addition, the swimming pool cleaning base station according to the present application may also have the following additional technical features:

[0012] In some embodiments of the present application, the swimming pool cleaning base station further includes a first filter element, and the first filter element is disposed between the first box and the exhaust element.

[0013] In some embodiments of the present application, the swimming pool cleaning base station further includes a second filter element, and the second filter element is disposed between the second water pipe and the exhaust element.

[0014] In some embodiments of the present application, the swimming pool cleaning base station further includes a controller, which is disposed in the base station body and electrically connected to the exhaust component.

[0015] In some embodiments of the present application, the swimming pool cleaning base station also includes a first detection sensor, and the base station body is provided with a storage position adapted for the swimming pool cleaning robot, the storage position is located below the first box body, and is used to store the swimming pool cleaning robot, the first detection sensor is arranged in the storage position, and is electrically connected to the controller.

[0016] In some embodiments of the present application, the swimming pool cleaning robot further includes a second detection sensor, which is disposed between the first box and the first water pipe and is electrically connected to the controller.

[0017] In some embodiments of the present application, the base station body includes a base, a support base and a top base, the support base is arranged on the base, the top base is arranged on the support base, the first box body is arranged in the top base, and the base is provided with the storage position.

[0018] In some embodiments of the present application, the base includes a shell, a first inner wall and a second inner wall, the first inner wall and the second inner wall are arranged in the shell along a first direction at intervals to define the storage position, a first gap is provided between the first inner wall and the side wall of the shell, the first water pipe is located in the first gap, the second inner wall and the side wall of the shell have a second gap, the second water pipe is located in the second gap, the first inner wall is provided with a first avoidance hole adapted to the first water pipe, and the second inner wall is provided with a second avoidance hole adapted to the second water pipe.

[0019] In some embodiments of the present application, the first detection sensor is disposed on a side wall of the shell that is perpendicular to the first inner wall.

[0020] In a second aspect, the present application also provides a swimming pool cleaning device, including a swimming pool cleaning robot and the swimming pool cleaning base station described in any of the above embodiments, wherein a second box body is arranged inside the swimming pool cleaning robot, and the second box body is provided with the water inlet and the drain outlet, the water inlet is located on the side wall or top wall of the second box body, and the drain outlet is located on the side wall or bottom wall of the second box body.

[0021] Compared with the prior art, the beneficial effects of this application are:

[0022] The present application proposes a swimming pool cleaning base station, which includes a base station body, a first box, a water pipe assembly and a pumping and draining member, wherein the water pipe assembly includes a first water pipe and a second water pipe, and the first box and the water pipe assembly are both arranged in the base station body. By connecting the first box with the first water pipe and the second water pipe respectively, and setting the pumping and draining member on the second water pipe and connecting with the second water pipe, when the swimming pool cleaning robot returns to the base station body, its drain port and water inlet can be connected with the first water pipe and the second water pipe at one end away from the first box respectively, so as to realize water circulation under the suction action of the pumping and draining member, thereby transporting the garbage in the swimming pool cleaning robot to the first box of the swimming pool cleaning base station, realizing the garbage recycling function, and eliminating the need for the user to manually pick up the swimming pool cleaning robot from the water and clean up the garbage, saving time and effort, reducing the burden on the user, and effectively improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 A three-dimensional schematic diagram of a swimming pool cleaning device in some embodiments of the present application is shown;

[0025] Figure 2 A three-dimensional schematic diagram of a swimming pool cleaning base station in some embodiments of the present application is shown;

[0026] Figure 3 A three-dimensional schematic diagram of a base in some embodiments of the present application is shown;

[0027] Figure 4 A three-dimensional schematic diagram of a base and a swimming pool cleaning robot in some embodiments of the present application is shown;

[0028] Figure 5 A three-dimensional schematic diagram of a top seat in some embodiments of the present application is shown;

[0029] Figure 6 A three-dimensional schematic diagram of a swimming pool cleaning base station and a second box in some embodiments of the present application is shown.

[0030] Description of main component symbols:

[0031] 100- swimming pool cleaning base station; 110- base station body; 111- base; 1111- storage position; 1112- shell; 1113- first inner wall; 11131- first avoidance hole; 1114- second inner wall; 11141- second avoidance hole; 1115- first gap; 1116- second gap; 112- support seat; 113- top seat; 120- first box; 130- water pipe assembly; 131- first water pipe; 132- second water pipe; 140- exhaust component; 200- swimming pool cleaning robot; 210- second box; 211- water inlet; 212- drain outlet. DETAILED DESCRIPTION

[0032] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0033] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0036] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0037] like Figure 1 , Figure 2 , Figure 5 and Figure 6 As shown, an embodiment of the present application provides a swimming pool cleaning base station 100, which is mainly used for swimming pool cleaning equipment. The swimming pool cleaning base station 100 includes a base station body 110, a first box 120, a water pipe assembly 130 and a pumping and exhausting member 140, the water pipe assembly 130 includes a first water pipe 131 and a second water pipe 132, and the first box 120 and the water pipe assembly 130 are both arranged in the base station body 110.

[0038] The first housing 120 is communicated with the first water pipe 131 and the second water pipe 132 respectively; one end of the first water pipe 131 away from the first housing 120 is used to communicate with the drain port 212 of the pool cleaning robot 200; and one end of the second water pipe 132 away from the first housing 120 is used to communicate with the water inlet 211 of the pool cleaning robot 200. The pumping member 140 is disposed on the second water pipe 132 and communicated with the second water pipe 132.

[0039] The swimming pool cleaning base station 100 provided in the embodiment of the present application connects the first box body 120 with the first water pipe 131 and the second water pipe 132 respectively, and sets the pumping and drainage component 140 on the second water pipe 132 and connects with the second water pipe 132. In this way, when the swimming pool cleaning robot 200 returns to the base station body 110, its drain port 212 and water inlet 211 can be connected with the first water pipe 131 and the second water pipe 132 at one end away from the first box body 120 respectively, so as to realize water circulation under the suction action of the pumping and drainage component 140, thereby transporting the garbage in the swimming pool cleaning robot 200 to the first box body 120 of the swimming pool cleaning base station 100, realizing the garbage recycling function, and eliminating the need for the user to manually pick up the swimming pool cleaning robot 200 from the water and clean up the garbage, which saves time and effort, reduces the burden on users, and effectively improves the user experience.

[0040] Exemplarily, the suction and exhaust member 140 may be a suction motor, and the suction motor may be composed of a water pump motor and a high-pressure water pump.

[0041] In one embodiment of the present application, the swimming pool cleaning base station 100 further includes a first filter element, and the first filter element is disposed between the first box 120 and the exhaust element 140 .

[0042] In this embodiment, a first filter element is provided between the first box body 120 and the exhaust element 140 so that garbage is blocked in the first box body 120 under the filtering action of the first filter element, thereby preventing garbage from entering the second water pipe 132 and causing blockage of the second water pipe 132 or the exhaust element 140, thereby effectively extending the service life of the swimming pool cleaning base station 100.

[0043] Exemplarily, the first filter element may be a filter mesh.

[0044] In the above embodiment of the present application, the swimming pool cleaning base station 100 further includes a second filter element, and the second filter element is disposed between the second water pipe 132 and the pumping and exhausting element 140 .

[0045] In this embodiment, a second filter element is provided between the second water pipe 132 and the pumping element 140 to achieve a secondary filtering function, which can further prevent garbage from entering the pumping element 140 and causing blockage of the pumping element 140, thereby further extending the service life of the swimming pool cleaning base station 100.

[0046] Exemplarily, the second filter element may be a filter net.

[0047] In one embodiment of the present application, the swimming pool cleaning base station 100 further includes a controller, which is disposed in the base station body 110 and is electrically connected to the exhaust member 140 .

[0048] In this embodiment, a controller electrically connected to the exhaust component 140 is provided in the base station body 110, so that the exhaust component 140 can be automatically opened or closed under the control of the controller, without the need for the user to manually open or close it, thus saving time and effort, reducing the burden on the user, and improving the user experience.

[0049] like Figure 2 , Figure 4 and Figure 6 As shown, in the above embodiment of the present application, the swimming pool cleaning base station 100 also includes a first detection sensor, the base station body 110 is provided with a storage position 1111 adapted to the swimming pool cleaning robot 200, the storage position 1111 is located below the first box body 120, and is used to store the swimming pool cleaning robot 200, the first detection sensor is arranged in the storage position 1111, and is electrically connected to the controller, and is used to detect that the swimming pool cleaning robot 200 arrives at the storage position 1111 for automatic garbage collection.

[0050] In this embodiment, the base station body 110 is provided with a storage position 1111 adapted to the pool cleaning robot 200 to realize the function of storing the pool cleaning robot 200. By setting the storage position 1111 below the first box 120 and setting a first detection sensor electrically connected to the controller in the storage position 1111, when the pool cleaning robot 200 returns to the storage position 1111 of the base station body 110, its drain port and water inlet can be connected to the first water pipe 131 and the second water pipe 132 at one end away from the first box 120, respectively. At this time, the first detection sensor feeds back the in-position signal to the controller, and the controller controls the extraction and drainage member 140 to automatically open according to the signal fed back by the first detection sensor, thereby realizing the water circulation garbage recovery function. When the pool cleaning robot 200 leaves the storage position 1111 of the base station body 110, the first detection sensor feeds back the out-of-position signal to the controller, and the controller controls the extraction and drainage member 140 to automatically close according to the signal fed back by the first detection sensor.

[0051] Exemplarily, the first detection sensor may be a pressure sensor or a photoelectric switch.

[0052] In the above embodiment of the present application, the swimming pool cleaning robot 200 also includes a second detection sensor, which is arranged between the first box 120 and the first water pipe 131 and is electrically connected to the controller for detecting the liquid flow rate in the first water pipe 131 or detecting large particles of garbage.

[0053] In this embodiment, a second detection sensor electrically connected to the controller is provided between the first box 120 and the first water pipe 131 to detect the flow rate of the liquid in the first water pipe 131 or whether there are large particles of garbage in real time. In this way, when the large particles of garbage in the pool cleaning robot 200 are emptied, the second detection sensor feeds back a signal of too fast liquid flow rate or a signal of no large particles of garbage to the controller, and the controller controls the extraction and drainage component 140 to automatically close according to the signal fed back by the second detection sensor, which effectively improves the intelligence level and user experience, helps save electricity, and prolongs the battery life of the extraction and drainage component 140.

[0054] like Figure 2 , Figure 3 and Figure 5 As shown, in one embodiment of the present application, the base station body 110 includes a base 111, a support base 112 and a top base 113, the support base 112 is arranged on the base 111, the top base 113 is arranged on the support base 112, the first box body 120 is arranged in the top base 113, and the base 111 is provided with the storage position 1111.

[0055] In this embodiment, the base 111 is arranged on the floor of the swimming pool, and the support base 112 is arranged on the base 111, and the top base 113 is arranged on the support base 112, so that the top base 113 is located at the top of the swimming pool, so that the first box 120 arranged in the top base 113 is located at the top of the swimming pool, which is convenient for users to clean up the garbage in the first box 120. By arranging a storage position 1111 on the base 111, the pool cleaning robot 200 on the swimming pool floor can return to the storage position 1111 of the pool cleaning base station 100.

[0056] like Figure 3 and Figure 4 As shown, in the above embodiment of the present application, the base 111 includes a shell 1112, a first inner wall 1113 and a second inner wall 1114, the first inner wall 1113 and the second inner wall 1114 are arranged in the shell 1112 along a first direction to define the storage position 1111, a first gap 1115 is provided between the first inner wall 1113 and the side wall of the shell 1112, the first water pipe 131 is located in the first gap 1115, the second inner wall 1114 and the side wall of the shell 1112 have a second gap 1116, the second water pipe 132 is located in the second gap 1116, the first inner wall 1113 is provided with a first avoidance hole 11131 adapted to the first water pipe 131, and the second inner wall 1114 is provided with a second avoidance hole 11141 adapted to the second water pipe 132.

[0057] In this embodiment, the first inner wall 1113 and the second inner wall 1114 are arranged in the housing 1112 at intervals along the first direction, so that the gap between the first inner wall 1113 and the second inner wall 1114 defines a storage position 1111 for storing the pool cleaning robot 200. A first gap 1115 for accommodating the first water pipe 131 is provided between the first inner wall 1113 and the side wall of the housing 1112, and a second gap 1116 for accommodating the second water pipe 132 is provided between the second inner wall 1114 and the side wall of the housing 1112, so as to realize the installation and accommodating functions of the first water pipe 131 and the second water pipe 132.

[0058] At the same time, a first avoidance hole 11131 adapted to the first water pipe 131 is opened on the first inner wall 1113, and a second avoidance hole 11141 adapted to the second water pipe 132 is opened on the second inner wall 1114 to play an avoidance role. In this way, when the swimming pool cleaning robot 200 returns to the storage position 1111, its drain outlet and water inlet can be connected to the first water pipe 131 and the second water pipe 132 at one end away from the first box body 120 respectively.

[0059] In the above embodiment of the present application, the first detection sensor is arranged on a side wall of the shell 1112 which is perpendicular to the first inner wall 1113 .

[0060] In this embodiment, by arranging the first detection sensor on the side wall of the housing 1112 perpendicular to the first inner wall 1113, when the pool cleaning robot 200 returns to the storage position 1111 and the drain port and the water inlet are respectively docked and connected with the first water pipe 131 and the second water pipe 132, the housing of the pool cleaning robot 200 just abuts against the first detection sensor, realizing the function of automatically triggering the first detection sensor when docked and connected, and the controller controls the extraction and drainage member 140 to automatically open according to the signal fed back by the first detection sensor. When the pool cleaning robot 200 leaves the storage position 1111 of the base station body 110, the housing of the pool cleaning robot 200 is separated from the first detection sensor, and the controller controls the extraction and drainage member 140 to automatically close according to the signal fed back by the first detection sensor.

[0061] In the above-mentioned embodiment of the present application, a control switch is provided at one end of the top seat 113 away from the base 111 , and the control switch is electrically connected to the controller.

[0062] In this embodiment, a control switch electrically connected to the controller is provided at one end of the top seat 113 away from the base 111 , so that the user can manually control the opening or closing of the exhaust member 140 through the control switch.

[0063] like Figure 1 As shown, an embodiment of the present application further provides a swimming pool cleaning device, including a swimming pool cleaning robot 200 and the swimming pool cleaning base station 100 described in the above embodiment, wherein a second box body 210 is arranged in the swimming pool cleaning robot 200, and the second box body 210 is provided with the water inlet 211 and the drain outlet 212, wherein the water inlet 211 is located on the side wall or the top wall of the second box body 210, and the drain outlet 212 is located on the side wall or the bottom wall of the second box body 210.

[0064] Therefore, when the swimming pool cleaning robot 200 returns to the base station body 110, the drain outlet 212 and the water inlet 211 of the second box 210 thereof can be connected to the first water pipe 131 and the end of the second water pipe 132 away from the first box 120 respectively, so as to realize water circulation under the suction action of the suction and drainage member 140, thereby transporting the garbage in the second box 210 of the swimming pool cleaning robot 200 to the first box 120 of the swimming pool cleaning base station 100, realizing the garbage recycling function, and eliminating the need for the user to manually pick up the swimming pool cleaning robot 200 from the water and clean up the garbage, which saves time and effort, reduces the burden on users, and effectively improves the user experience.

[0065] The swimming pool cleaning device has the swimming pool cleaning base station 100 in the above embodiment, and thus has all the beneficial effects of the swimming pool cleaning base station 100, which will not be described in detail here.

[0066] In the above-mentioned embodiment of the present application, the water outlet 212 and the water inlet 211 are both provided with a one-way conducting member.

[0067] In this embodiment, a one-way conducting member is provided at both the drain port 212 and the water inlet 211 of the second box 210. When the drain port 212 and the water inlet 211 of the second box 210 are connected to the first water pipe 131 and the second water pipe 132 respectively, the one-way conducting member is opened under the suction of the pumping member 140, thereby forming a water circulation to realize the garbage collection function. When the garbage collection is completed, the pumping member 140 is closed, and the one-way conducting member is automatically reset and closed under the action of the reset force.

[0068] Exemplarily, the one-way conductive member may be a soft rubber cover.

[0069] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0070] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A swimming pool cleaning base station, characterized in that: include: Base station body; A first box body is arranged in the base station body; a water pipe assembly, arranged in the base station body, the water pipe assembly comprising a first water pipe and a second water pipe, the first box being connected to the first water pipe and the second water pipe respectively, an end of the first water pipe away from the first box being used to be connected to a drain port of the pool cleaning robot, and an end of the second water pipe away from the first box being used to be connected to a water inlet of the pool cleaning robot; A pumping and exhausting component is arranged on the second water pipe and is communicated with the second water pipe.

2. The swimming pool cleaning base station according to claim 1, characterized in that: The swimming pool cleaning base station further includes a first filter element, and the first filter element is arranged between the first box and the exhaust element.

3. The swimming pool cleaning base station according to claim 2, characterized in that: The swimming pool cleaning base station further includes a second filter element, and the second filter element is arranged between the second water pipe and the pumping and exhausting element.

4. The swimming pool cleaning base station according to claim 1, characterized in that: The swimming pool cleaning base station further includes a controller, which is disposed in the base station body and is electrically connected to the exhaust member.

5. The swimming pool cleaning base station according to claim 4, characterized in that: The swimming pool cleaning base station also includes a first detection sensor. The base station body is provided with a storage position adapted to the swimming pool cleaning robot. The storage position is located below the first box body and is used to store the swimming pool cleaning robot. The first detection sensor is arranged in the storage position and is electrically connected to the controller.

6. The swimming pool cleaning base station according to claim 4, characterized in that: The swimming pool cleaning robot further includes a second detection sensor, which is disposed between the first box and the first water pipe and is electrically connected to the controller.

7. The swimming pool cleaning base station according to claim 5, characterized in that: The base station body includes a base, a support base and a top base, the support base is arranged on the base, the top base is arranged on the support base, the first box is arranged in the top base, and the base is provided with the storage position.

8. The swimming pool cleaning base station according to claim 7, characterized in that: The base includes a shell, a first inner wall and a second inner wall. The first inner wall and the second inner wall are arranged in the shell at intervals along a first direction to define the storage position. A first gap is provided between the first inner wall and the side wall of the shell. The first water pipe is located in the first gap. The second inner wall and the side wall of the shell have a second gap. The second water pipe is located in the second gap. The first inner wall is provided with a first avoidance hole adapted to the first water pipe. The second inner wall is provided with a second avoidance hole adapted to the second water pipe.

9. The swimming pool cleaning base station according to claim 8, characterized in that: The first detection sensor is arranged on a side wall of the housing that is perpendicular to the first inner wall.

10. A swimming pool cleaning device, characterized in that: The invention comprises a swimming pool cleaning robot and a swimming pool cleaning base station according to any one of claims 1 to 9, wherein a second box is arranged inside the swimming pool cleaning robot, and the second box is provided with the water inlet and the drain, the water inlet is located on the side wall or the top wall of the second box, and the drain is located on the side wall or the bottom wall of the second box.

Images