CN116290949A

CN116290949A - Swimming pool cleaner with underwater pollution discharge function

Info

Publication number: CN116290949A
Application number: CN202111512866.7A
Authority: CN
Inventors: 余浅; 耿翠肖; 申一帆; 李成
Original assignee: Tianjin Wangyuan Intelligent Technology Co ltd
Current assignee: Tianjin Wangyuan Intelligent Technology Co ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2023-06-23

Abstract

The invention provides a swimming pool cleaner with an underwater pollution discharge function, which comprises a cleaner main body and further comprises: the signal detection device is arranged on the cleaner body and is used for detecting the position of the underwater docking station; the sewage outlet assembly is connected with the cleaner body and is used for being docked with the underwater docking station, so that dirt in the cleaner body enters the underwater docking station through the sewage outlet assembly to be discharged. The invention has the beneficial effects that the swimming pool cleaner can automatically drain the filter box under water without manually draining the filter box, and the discharged dirt is directly discharged to the outside of the swimming pool under the action of the underwater docking station, so that the automation degree is high and the working efficiency is high.

Description

Swimming pool cleaner with underwater pollution discharge function

Technical Field

The invention belongs to the technical field of cleaning machines, and particularly relates to a swimming pool cleaning machine with an underwater pollution discharge function.

Background

Swimming pools are places where people engage in swimming, and people can build up body or play games inside. Most swimming pools are built on the ground, and can be divided into general swimming pools and warm water swimming pools according to water temperature, while foreign private swimming pools are the most, and domestic public swimming pools are the most. In any type of swimming pool, a lot of garbage can be generated, so that the swimming pool needs to be cleaned regularly. The conventional swimming pool is cleaned by a swimming pool cleaner, and after the swimming pool cleaner is cleaned, the filtering box is filled with sundries such as garbage, the swimming pool cleaner needs to be lifted out of the swimming pool, the filtering box is taken out and the sundries are poured out, so that the sundries cleaning process is long in time, complex in operation and low in automation degree.

Disclosure of Invention

In view of the above, the present invention provides a swimming pool cleaner with underwater pollution discharge function, so as to solve the above or other problems in the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a swimming pool cleaning machine of blowdown function under water, includes the cleaning machine main part, still includes:

the signal detection device is arranged on the cleaner body and is used for detecting the position of the underwater docking station;

the sewage outlet assembly is connected with the cleaner body and is used for being docked with the underwater docking station, so that dirt in the cleaner body enters the underwater docking station through the sewage outlet assembly to be discharged.

Further, a filter device is provided in the cleaner body, the drain assembly communicates with the filter device, and the drain assembly is provided in communication with the interior of the filter device and the exterior of the cleaner body, respectively, such that contaminants in the filter device are discharged through the drain assembly.

Further, the filter device comprises a filter box, the drain assembly is arranged inside the filter box, and the drain assembly is communicated with the inside of the filter box.

Further, the drain assembly comprises a drain outlet and a drain outlet cover plate, the drain outlet cover plate is connected with the drain outlet, and the drain outlet cover plate can be opened or closed relative to the drain outlet.

Further, the size of the contact part of the drain outlet and the drain cover plate is not larger than the size of the drain cover plate, so that the drain cover plate is opened along the flowing direction when the dirt is discharged and blocked when the drain cover plate is closed along the opposite direction of the flowing direction when the dirt is discharged.

Further, the filter device further comprises a sealing cover, the filter box is arranged in the sealing cover, and the sealing cover is detachably connected with the cleaner body.

Further, the sealing cover is provided with an opening, and the opening is communicated with the water channel of the cleaner body, so that the sealing cover is communicated with the water outlet of the cleaner body through the water channel, and swimming pool water filtered by the filter box flows out of the opening and flows along the water channel.

Further, a cleaning device is arranged in the sealing cover to clean the filter box.

Further, the cleaning device is an ultrasonic transduction piece.

Further, the cleaner body is provided with a wireless rechargeable battery for exchanging electric energy with the underwater docking station, so that the wireless rechargeable battery is charged when the underwater docking station is in docking pollution discharge with the swimming pool cleaner;

the wireless rechargeable battery is sealed to be arranged in the cleaner body and is electrically connected with the control module of the swimming pool cleaner.

Further, the signal detection device comprises an infrared sensor and an ultrasonic sensor; or alternatively, the first and second heat exchangers may be,

The signal detection device comprises an infrared sensor, a collision switch is arranged on the cleaner body and is designed to be matched with the underwater docking station when the swimming pool cleaner moves onto the docking station so that the swimming pool cleaner stops at the docking position with the underwater docking station; or alternatively, the first and second heat exchangers may be,

the signal detection means comprise a visual sensor.

Due to the adoption of the technical scheme, the swimming pool cleaner is provided with the sewage outlet assembly, the sewage outlet assembly is communicated with the inside of the filter box, swimming pool water enters the filter box under the action of the reverse rotation of the impeller or the external pump, dirt in the filter box is washed, the dirt is discharged through the sewage outlet, when the swimming pool cleaner is docked with the underwater docking station, the discharged dirt enters the underwater docking station, the self-cleaning of the swimming pool cleaner is realized, the swimming pool cleaner can clean and blow down the filter box under water, the filter box is not required to be emptied manually, and the automation degree is high; the ultrasonic transduction piece is arranged in the sealing cover, so that the filter box can be subjected to ultrasonic cleaning, the filter box is further subjected to deep cleaning, and the filter box is cleaned; the outside of filter box is provided with the sealed cowling for in the swimming pool water that gets into the water course all got into the filter box, make the water after wasing the filter box directly get into under water the docking station through the drain assembly simultaneously in, can not get into the inside other positions of swimming pool cleaning machine.

Drawings

FIG. 1 is a schematic diagram of an automatic sewage disposal system for a pool cleaner in accordance with an embodiment of the present invention;

FIG. 2 is a schematic view of another angle configuration of a pool cleaner drain system in accordance with an embodiment of the invention;

FIG. 3 is a schematic view of the overall structure of a pool cleaner in accordance with an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a pool cleaner in accordance with an embodiment of the present invention;

FIG. 5 is a schematic view of another angle of the filter cartridge portion of a pool cleaner in accordance with an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of the portion A of FIG. 5;

FIG. 7 is a schematic view of the structure of an underwater docking station of an embodiment of the present invention;

FIG. 8 is a schematic cross-sectional view of an underwater docking station of an embodiment of the present invention;

FIG. 9 is a schematic view of a dirt pickup assembly in accordance with an embodiment of the present invention;

FIG. 10 is a schematic cross-sectional structural view of a pool cleaner drain system in accordance with an embodiment of the invention.

In the figure:

1. swimming pool cleaner 2, underwater docking station 3 and water circulation system

10. Cleaner body 11, signal detection device 100, and sealing cover

101. Filter box 102, water channel 103 and water outlet

104. Impeller 105, motor 106 and sealing box

107. Wireless rechargeable battery 108, drain outlet assembly 109 and water inlet assembly

108-1, a drain 108-2, a reset piece 108-3 and a drain cover plate

109-1, water inlet cover plate 109-2, water inlet 20 and signal transmitting device

21. Docking station main body 22, wireless charging module 23 and guiding mechanism

210. Soil pick-up butt joint 211, soil pick-up tube 212 and power driving device

213. Drain pipe 214, sewage suction device 215 and ejector rod

216. Connecting rod 217, seal 218, channel

Detailed Description

The invention will be further described with reference to the drawings and the specific examples.

Fig. 1 shows a schematic structural view of an embodiment of the present invention, which relates to a swimming pool cleaner with an underwater pollution discharge function, wherein when the swimming pool cleaner cleans a swimming pool, the swimming pool cleaner cleans dirt in the swimming pool and sucks the dirt into a filter box, and when the filter box is required to be cleaned or the cleaning work of the swimming pool cleaner is completed, the swimming pool cleaner is docked with the swimming pool cleaner through an underwater docking station to discharge the dirt, so that the swimming pool cleaner can automatically discharge and clean the dirt, the automation degree is high, the working efficiency is high, and the swimming pool cleaner can perform pollution discharge of the filter box under water without manually emptying the filter box.

A swimming pool cleaner with underwater pollution discharge function, as shown in fig. 1-3, for cleaning swimming pool, comprising cleaner body 10, further comprising:

a signal detection device 11, the signal detection device 11 is arranged on the cleaner body 10 and is used for detecting the signal sent by the underwater docking station 2 to determine the position of the underwater docking station 2; detecting a signal emitted by the underwater docking station 2 through the signal detection device 11, determining the position of the underwater docking station 2 through the detected signal, and moving the swimming pool cleaner 1 to the underwater docking station 2 according to the signal position to be docked with the underwater docking station 2 for discharging dirt; or the signal detection device is used for directly detecting the position of the underwater docking station 2, and according to the detected position, the swimming pool cleaner 1 is directly moved to the underwater docking station 2 to be docked with the underwater docking station 2 for discharging dirt;

the sewage outlet assembly 108, the sewage outlet assembly 108 is connected with the cleaner body 10 and is used for being docked with the underwater docking station 2, so that sundries in the cleaner body 10 can enter the underwater docking station 2 through the sewage outlet assembly 108 to be discharged, the sewage outlet assembly 108 is arranged, the discharging of the dirt is facilitated, the dirt is sucked into the water inlet 109-2 on the cleaner body 10 when the swimming pool cleaner 1 is used for cleaning the swimming pool, and the dirt is discharged from the sewage outlet assembly 108 when the dirt is discharged, so that the water inlet 109-2 is separated from the sewage outlet 108-1 and works independently.

The signal detection device 11 includes an infrared sensor, which is used for detecting the position of the underwater docking station 2, and an ultrasonic sensor, which is used for positioning the swimming pool cleaner 1, and positioning the swimming pool cleaner 1 when the swimming pool cleaner 1 is positioned on the underwater docking station 2, so that the sewage outlet assembly 108 is accurately docked with the underwater docking station 2; alternatively, the signal detection device 11 comprises an infrared sensor for detecting the position of the underwater docking station 2, a collision switch is arranged on the cleaner body 10, the collision switch is used for positioning the swimming pool cleaner 1, when the swimming pool cleaner 1 moves onto the underwater docking station 2, the swimming pool cleaner 1 is positioned, the sewage outlet assembly 108 is accurately docked with the underwater docking station 2, when the swimming pool cleaner 1 adopts the collision sensor for positioning, the underwater docking station 2 is provided with a protrusion matched with the collision switch to trigger the collision switch to act, so that the swimming pool cleaner 1 is parked at the position, and the collision switch is arranged on one side surface of the cleaner body 10 facing the underwater docking station 2, so that the collision switch is triggered by the underwater docking station 2; alternatively, the signal detection device 11 comprises a visual sensor, which can acquire an image of the swimming pool, can acquire the position of the underwater docking station 2, and can position the swimming pool cleaner 1 through ranging so that the sewage outlet assembly 108 of the swimming pool cleaner 1 is accurately docked with the underwater docking station 2; alternatively, the detection signal means 11 comprise a visual sensor for determining the position of the underwater docking station and an ultrasonic sensor for positioning the pool cleaner 1; or the signal detection device 11 is a sensor for other ranging and positioning, and is selected according to actual requirements, and specific requirements are not made here; the infrared sensor, the ultrasonic sensor, the visual sensor, the collision switch and the like are all commercial products, and are selected according to actual requirements without specific requirements.

As shown in fig. 3, the signal detecting device 11 is fixedly installed on the cleaner body 10, the signal detecting device 11 may be fixedly installed inside the cleaner body 10 and provided with a through hole at a corresponding position on the housing of the cleaner body 10 so that the signal detecting device 11 can detect a signal emitted from the underwater docking station 2 through the through hole, or the signal detecting device 11 is fixedly installed on the outer surface of the housing of the cleaner body 10 and is subjected to a waterproof treatment, preferably, in this embodiment, the signal detecting device 11 is installed on the outer surface of the housing of the cleaner body 10 and is located on the outer surface of the housing of the cleaner body 10 in the advancing direction so that the signal detecting device 11 can accurately detect the position of the underwater docking station 2 and the emitted signal.

The number of the signal detecting devices 11 is at least one, and when the number of the signal detecting devices 11 is plural, the signal detecting devices may be disposed on each peripheral side surface of the cleaner body 10, or may be disposed on the top of the cleaner body 10, in a ring shape, or in other arrangement modes, the number and arrangement modes of the signal detecting devices 11 are selected and set according to actual requirements, and no specific requirements are made here.

As shown in fig. 4 to 6, the above-mentioned cleaner body 10 is provided therein with a filter device, the drain assembly 108 is located in the filter device, the drain assembly 108 is connected with the cleaner body 10, and the drain assembly 108 is provided to communicate with the inside of the filter device and the outside of the cleaner body 10, respectively, so that dirt in the filter device is discharged through the drain assembly 108. The filter device is provided with a water inlet assembly 109, and when the swimming pool cleaner 1 cleans the swimming pool, dirt enters the filter device through the water inlet assembly 109, and when the swimming pool cleaner 1 finishes the cleaning work or needs to discharge the dirt from the filter device, the dirt is discharged from a sewage outlet assembly 108.

Specifically, the filtering device includes a filter cartridge 101, the filter cartridge 101 being detachably connected to the cleaner body 10, the filter cartridge 101 being convenient to detach and mount, the filter cartridge 101 being used to filter swimming pool water entering the cleaner body 10. The casing portion of the cleaner body 10 corresponding to the filter box 101 is provided with a water inlet assembly 109 and a drain outlet assembly 108, and the water inlet assembly 109 is communicated with the filter box 101, so that when the swimming pool cleaner 1 cleans a swimming pool, swimming pool water containing dirt enters the filter box 101 from the water inlet assembly 109, and the structure of the water inlet assembly 109 is the same as that of the water inlet assembly in the prior art, and detailed description of the structure of the water inlet assembly is omitted.

The drain assembly 108 is connected with the housing of the cleaner body 10, the drain assembly 108 is located within the filter cartridge 101, and the drain assembly 108 is disposed in communication with the interior of the filter cartridge 101 such that dirt within the filter cartridge 101 is discharged through the drain assembly 108. Specifically, as shown in fig. 5 and 6, the drain assembly 108 includes a drain 108-1 and a drain cover 108-3, the drain cover 108-3 is connected to the drain 108-1, and the drain cover 108-3 is openable or closable with respect to the drain 108-1; the drain 108-1 is connected with the housing of the cleaner body 10 and extends toward the interior of the housing to form a channel configured as a drain 108-1 structure, the drain cover 108-3 is mounted near the free end of the drain 108-1, and the drain cover 108-3 can be opened or closed with respect to the drain 108-1, when the drain cover 108-3 is opened, the filter cartridge 101 performs the discharge of the dirt at this time; when the swimming pool cleaning machine performs swimming pool cleaning work, the drain cover plate 108-3 is closed, the water inlet 109-2 is opened, sewage is sucked in, and the swimming pool is cleaned.

Since the filter cartridge 101 discharges the dirt from the inside of the filter cartridge 101 through the drain 108-1 when the filter cartridge 101 is being discharged, the drain cover 108-3 is opened in the outside direction of the cleaner body 10 with respect to the drain 108-1 when the drain cover 108-3 is opened to discharge the dirt, that is, the drain cover 108-3 is opened in the dirt discharge direction so that the dirt can be discharged from the inside of the filter cartridge 101 without being blocked. Of course, the drain cover 108-3 may also be opened in the opposite direction of the discharge of the dirt, i.e., the pool water containing the dirt may enter the filter cartridge 101 from the drain 108-1, and the drain cover 108-3 may be opened in one direction or in both directions, the opening mode of which is selected according to the actual requirements, and no specific requirements are made here.

As an implementation manner of the present embodiment, in the present embodiment, the filtering apparatus further includes a sealing cover 100, the filtering box 101 is disposed inside the sealing cover 100, the sealing cover 100 is detachably connected with the cleaner body 10, so that the sealing cover 100 is convenient to detach and mount, the sealing cover 100 is sleeved outside the filtering box 101, and the size of the sealing cover 100 is larger than that of the filtering box 101, so that a gap is formed between the sealing cover 100 and the filtering box 101, so that swimming pool water filtered by the filtering box 101 flows along the gap, and dirt is remained in the filtering box 101; the seal cover 100 and the filter box 101 can be connected with the housing of the cleaner body 10 in a plugging manner, or connected with the housing of the cleaner body 10 through a connecting piece such as a bolt, or in other detachable connection manners, and the connection manner is selected according to actual requirements, and specific requirements are not made here.

The sealing cap 100 is provided with an opening which communicates with the water channel 102 of the cleaner body 10 such that the sealing cap 100 communicates with the water outlet 103 of the cleaner body 10 through the water channel 102, so that the swimming pool water filtered by the filter cartridge 101 flows out of the opening and along the water channel 102 and out of the water outlet 103 of the cleaner body 10. The sealing cover 100 seals the filter cartridge 101 in a space having an opening such that the filtered pool water flows in the space and out of the opening, and guides the filtered pool water of the filter cartridge 101 such that the filtered pool water flows in one direction, not in all directions.

As one implementation of this embodiment, in order to separate the water inlet assembly 109 and the drain assembly 108 for separate operation, the drain cover plate 108-3 is preferably opened in the direction of the discharge of the soil in this embodiment. Because the cleaner is when cleaning the swimming pool, the swimming pool water that contains the filth gets into in the filter box 101 through water inlet assembly 109, at this moment, cleaner main part 10 internal pressure is little, external pressure is big, at this moment, drain cover plate 108-3 is pressed in drain 108-1 department under the effect of inside and outside pressure differential, seal drain 108-1, make the swimming pool water that contains the filth only get into from water inlet 109-2, in order to make drain cover plate 108-3 can lock in drain 108-1 department, the size of drain 108-1 and drain cover plate 108-3 contact department is not greater than the size of drain cover plate 108-3, make drain cover plate 108-3 open along the flow direction when filth is discharged and be blocked when closing, make drain cover plate 108-3 can not open to cleaner main part 10 inside direction.

Further optimizing scheme, along the flowing direction when the dirt is discharged, the size of the inlet end of the drain 108-1 is smaller than that of the outlet end, the drain cover plate 108-3 is rotatably arranged at the inlet end (the port where the dirt enters) of the drain 108-1, the drain cover plate 108-3 is positioned inside the drain 108-1, the drain 108-1 is of a pipeline structure, the size of the free end of the drain 108-1 is smaller than that of the other end of the drain 108-1, a step is arranged inside the free end of the drain 108-1, the drain cover plate 108-3 is rotatably arranged inside the drain 108-1 and positioned at the free end of the drain 108-1, the size of the drain cover plate 108-3 is matched with that of the drain 108-1, the drain cover plate 108-3 can be rotated inside the drain 108-1 to be opened or closed, and is blocked by the step of the free end of the drain 108-1 to be buckled at the free end of the drain 108-1 when the drain is closed.

The drain cover plate 108-3 is provided with a reset piece 108-2 at the joint of the drain cover plate 108-1, the drain cover plate 108-3 is a plate structure, the drain cover plate 108-3 is rotationally connected with the inner wall of the drain 108-1 through a rotating shaft, the rotating shaft is provided with the reset piece 108-2, the reset piece 108-2 can generate elastic deformation, the drain cover plate 108-3 can automatically recover to the original position under the condition of no stress by utilizing the elastic deformation of the reset piece 108-2, and the drain cover plate 108-1 is buckled at the drain 108-1.

Preferably, in this embodiment, the restoring member 108-2 may be a torsion spring, and is selected according to actual requirements for commercial products. Or, the drain cover plate 108-3 may also be fixedly installed on the inner wall of the drain 108-1, and the drain cover plate 108-3 is connected with the inner wall through a reset piece, where the reset piece is made of rubber material, and can generate elastic deformation, and the elastic deformation is used to realize opening or closing of the drain 108-1;

or, this drain cover 108-3 rotates with drain 108-1 inner wall through the pivot to be connected, and this pivot is connected with the piece that resets, this piece that resets is the motor, the pivot is connected with the motor, rotate under the effect of motor, realize opening and closing of drain cover 108-3, simultaneously, be equipped with pressure sensor in drain 108-1 department, pressure sensor and motor are all connected with the controlling means of swimming pool cleaning machine, controlling means is according to the signal control motor action that pressure sensor detected, and then control drain cover 108-3's opening and closing, when pressure sensor detects pressure, the motor is motionless, drain cover 108-3 closes at this moment, when pressure sensor does not detect pressure, the motor action, drain cover 108-3 opens at this moment, carry out the blowdown.

The cleaning machine body 10 is internally provided with a sealing box 106, a motor 105 is arranged in the sealing box 106, a main shaft of the motor 105 extends out of the sealing box 106 to be connected with an impeller 104, and the impeller 104 rotates under the action of the motor 105 to suck swimming pool water. Meanwhile, a water channel 102 is provided in the cleaner body 10, and the water channel 102 has a tubular structure to guide the filtered pool water, and the filtered pool water flows out along the water channel 102 through a water outlet 103 of the cleaner body 10. The impeller 104 is arranged in the water channel 102, the impeller 104 sucks the swimming pool water in different directions through forward and reverse rotation, the impeller 104 is positioned in the water channel 102, when the impeller 104 is set to forward rotate, the swimming pool water containing dirt enters the filter box 101 from the water inlet assembly 109, after being filtered by the filter box 101, the filtered swimming pool water flows into the water channel 102 through the opening of the seal cover 100, flows out of the swimming pool cleaner 1 along the water channel 102, and the swimming pool water is filtered; when the impeller 104 is reversed, the pool water flows in from the water outlet 103 of the cleaner body 10, flows into the seal cover 100 along the water channel 102, and enters the filter box 101, so that dirt in the filter box 101 flows out from the drain outlet 108-1 along with the water flow, and is discharged, and the seal cover 100 is arranged, so that the pool water entering the seal cover 100 when the impeller 104 is reversed washes the filter box 101. The water course 102 includes a first interface connected with the water outlet 103 of the cleaner body 10, a second interface connected with the opening of the sealing cover 100 such that the sealing cover 100 communicates with the water outlet 103 through the water course 102, and a third interface corresponding to the position of the motor spindle of the sealing case 106, the third interface being in close contact with the sealing case 106 such that the motor spindle extends into the water course 102 such that the impeller 104 is located in the water course 102.

Further optimizing scheme is equipped with belt cleaning device in the sealed cowling 100, washs sealed cowling 100 and filter cartridge 101 for the filth of adhesion on filter cartridge 101 can be washd, and this belt cleaning device is ultrasonic transduction piece, and this ultrasonic transduction piece utilizes the ultrasonic wave to carry out ultrasonic cleaning to filter cartridge 101, can peel off the filth of adhesion on the filter cartridge 101, washs filter cartridge 101 clean, further carries out the deep cleaning to filter cartridge 101.

As an embodiment that can be implemented in this embodiment, the cleaner body 10 is provided with a wireless rechargeable battery 107 for exchanging electric energy with the underwater docking station 2, so that the underwater docking station 2 can charge the swimming pool cleaner 1, the setting of the wireless rechargeable battery 107, the swimming pool cleaner 1 does not need an external cable, and the overall structure of the swimming pool cleaner 1 is simple and the cleaning action is convenient. The wireless rechargeable battery 107 is sealed in the cleaner body 10, for example: the wireless rechargeable battery 107 can be installed in the sealed box 106, or, wireless rechargeable battery 107 outside is equipped with sealed housing, and wireless rechargeable battery 107 passes through sealed housing and installs inside the swimming pool cleaner, or other sealed installation mode for wireless rechargeable battery 107 can not contact with swimming pool water, protects wireless rechargeable battery 107. The wireless rechargeable battery 107 is electrically connected with a control module in the swimming pool cleaning machine and supplies power for the control module.

When the swimming pool cleaner 1 works normally, the water pump motor 105 drives the impeller 104 to rotate forward, water in the swimming pool enters from the water inlet 109-2 at the bottom of the swimming pool cleaner 1, the water inlet cover plate 109-1 on the water inlet 109-2 is jacked up, dirt enters the filter box 101, the dirt is blocked by the filter screen on the filter box 101, clear water passes through the filter screen, flows through the opening of the seal cover 100, enters the water channel 102, flows along the water channel 102 and is discharged from the water outlet 103 of the cleaner body 10. At this time, because the pressure inside the swimming pool cleaner is small, the drain cover plate 108-3 on the drain 108-1 is pressed on the drain 108-1 by the water pressure, thereby realizing the sealing. When the water pump motor 105 is stopped, the water inlet cover plate 109-1 is tightly attached to the water inlet 109-2, and the sewage outlet cover plate 108-3 is tightly attached to the sewage outlet 108-1 under the action of the restoring force of the torsion springs of the water inlet 109-2 and the torsion springs of the sewage outlet 108-1.

When the pool cleaner 1 completes cleaning work or the filter cartridge 101 needs to be cleaned or the pool cleaner 1 needs to be charged, the pool cleaner 1 finds the underwater docking station 2 for discharging dirt, cleans the filter cartridge 101, and can also charge the pool cleaner 1.

An underwater docking station for docking with a pool cleaner 1, receiving dirt discharged from the pool cleaner 1, and delivering the dirt to a water circulation system 3 external to the pool, as shown in figures 7-9, comprising:

The device comprises a docking station main body 21, wherein the docking station main body 21 is provided with a dirt suction port assembly, is docked with the swimming pool cleaner 1 so as to discharge dirt, and the docking station main body 21 receives the dirt discharged by the swimming pool cleaner 1 and conveys the dirt to a water circulation system 3 outside the swimming pool.

The underwater docking station further comprises signal transmitting means 20, the signal transmitting means 20 being provided on the docking station body 21 and being arranged to transmit signals to the pool cleaner 1, the pool cleaner 1 receiving the signals to thereby determine the position of the underwater docking station 2.

The signal emitting device 20 is an infrared sensor for emitting a signal to the pool cleaner 1 such that the pool cleaner 1 can receive the signal to determine the orientation of the underwater docking station 2 relative to the pool cleaner 1.

The setting of the signal emitting device 20 is selected and set according to the type of the signal detecting device 11 of the swimming pool cleaner 1: when the signal detection device 11 is a visual sensor, the underwater docking station 2 is not provided with the signal transmission device 20, and the visual sensor can detect and position the underwater docking station 2; when the signal detecting device 11 comprises an infrared sensor, a signal transmitting device 20 is arranged, and the infrared sensor of the signal detecting device 11 detects the transmitting signal of the signal transmitting device 20 to determine the direction and the position of the underwater docking station 2.

The docking station main body 21 is provided with a collision switch, at this time, the swimming pool cleaner 1 is not provided with the collision switch, the swimming pool cleaner 1 determines the position of the underwater docking station 2 through the signal sent by the infrared sensor, when the swimming pool cleaner 1 is positioned on the underwater docking station 2, the swimming pool cleaner 1 is provided with a bulge to trigger the collision switch on the underwater docking station 2, and the swimming pool cleaner 1 is positioned so that the sewage outlet assembly 108 of the swimming pool cleaner 1 is accurately docked with the underwater docking station 2; the crash switch is arranged on a side of the docking station body 21 facing the pool cleaner 1 such that the crash switch can be triggered by the pool cleaner 1.

The infrared sensor and the collision switch are all commercial products, and are selected according to actual requirements, and specific requirements are not made here.

The above-mentioned docking station body 21 is connected to the side wall of the pool and contacts the bottom wall of the pool so that the pool cleaner 1 is docked with the docking station body 21. The docking station main body 21 further comprises a sewage discharging device, the sewage suction port assembly is communicated with the sewage discharging device, when the swimming pool cleaner 1 is docked with the docking station main body 21, the sewage suction port assembly is in docking communication with the sewage discharging port assembly 108, sewage is discharged from the sewage discharging port assembly 108 of the swimming pool cleaner 1, enters the sewage suction port assembly of the docking station main body 21, enters the sewage discharging device through the sewage suction port assembly, and is conveyed to the water circulation system outside the swimming pool through the sewage discharging device.

The docking station main body 21 further comprises a docking station shell, the sewage draining device is arranged inside the shell, an opening is formed in the shell, the sewage sucking port assembly is arranged at the opening and extends to the inside of the docking station shell, the underwater docking station 2 is compact in structure due to the arrangement of the docking station shell, and meanwhile the sewage draining device and the sewage sucking port assembly are protected, and the appearance is attractive.

As shown in fig. 8 and 9, the above-mentioned sewage suction port assembly includes a sewage suction port 210, a sewage suction pipe 211, a lifting mechanism and a power driving device 212, the sewage suction port 210 is connected with the sewage suction pipe 211, the lifting mechanism is respectively connected with the sewage suction port 210 and the power driving device 212, the power driving device 212 acts to drive the lifting mechanism to act, so that the sewage suction port 210 is lifted and lowered, the sewage suction port 210 is in contact and butt joint with the sewage discharge port assembly 108, and the sewage is discharged along the sewage suction pipe 211 and enters the sewage discharge device. When the swimming pool cleaner 1 moves to the correct position of the underwater docking station 2, the power driving device 212 acts, and the lifting mechanism drives the sewage suction docking port 210 to ascend, so that the sewage suction docking port 210 is in contact docking with the sewage outlet 108-1 of the swimming pool cleaner 1, the sewage suction docking port 210 is communicated with the sewage outlet 108-1, and sewage in the swimming pool cleaner 1 accurately enters the sewage suction docking port 210 to be discharged.

The dirt sucking docking port 210 is in a tubular structure, is slidably mounted at the opening of the docking station housing, and moves up and down along the axial direction of the opening; the inlet end of the dirt absorbing pair interface 210 is provided with an extension extending outwards, so that the dirt absorbing pair interface 210 can not completely enter the inside of the docking station shell when moving downwards, and due to the blocking of the extension, the inlet end of the dirt absorbing pair interface 210 is flush with the surface of the docking station shell, and the extension is arranged to limit the stroke of the dirt absorbing pair interface 210. The outlet end of the suction-to-interface 210 is connected to one end of the suction pipe 211, and the other end of the suction pipe 211 is connected to the sewage disposal device, and since the suction-to-interface 210 needs to move up and down, the suction pipe 211 is preferably a flexible hose, when the suction-to-interface 210 is lifted, the suction pipe 211 is unfolded, and when the suction-to-interface 210 is lowered, the suction pipe 211 is retracted, so that the suction pipe 211 is matched with the suction-to-interface 210.

The dirt pickup tube 211 is located inside a docking station housing that protects the dirt pickup tube 211.

In order to prevent the dirt sucking pipe 211 from shaking in the process of moving up and down the dirt sucking butt joint 210, a section of channel 218 is arranged in the shell of the butt joint main body 21 at a position corresponding to the dirt sucking butt joint 210, one end of the dirt sucking pipe 211 is connected with the end part of the channel 218, the other end of the dirt sucking pipe 211 is connected with the dirt sucking butt joint 210, when the dirt sucking butt joint 210 descends, the dirt sucking pipe 211 is compressed between the channel 218 and the dirt sucking butt joint 210, and the other end of the channel 218 is communicated with a sewage discharging device to convey dirt.

The lifting mechanism comprises a push rod 215 and a connecting rod 216, one end of the push rod 215 is connected with the sewage suction butt joint port 210, the other end of the push rod 215 is connected with the connecting rod 216, the connecting rod 216 is connected with the power driving device 212, and the connecting rod 216 is driven to swing through rotation of the power driving device 212, so that the push rod 215 is driven to linearly move, and the sewage suction butt joint port 210 is vertically moved. When the ejector rod 215 is connected with the dirt sucking butt joint port 210, the ejector rod 215 is connected with the extension of the dirt sucking butt joint port 210, and as the extension is positioned outside the butt joint station shell, a through hole is arranged on the butt joint station shell at a position corresponding to the ejector rod 215, one end of the ejector rod 215 passes through the through hole and is connected with the extension of the dirt sucking butt joint port 210, and the ejector rod 215 moves linearly under the guiding action of the through hole; in order to avoid that pool water enters the interior of the housing of the docking station body 21, causing damage to the power drive means 212, in order to seal the housing of the docking station body 21, a seal 217 is provided at the through hole, which seal 217 is preferably a sealing ring. The other end of the ejector rod 215 is connected with one end of the connecting rod 216 through a rotating shaft, so that the connecting rod 216 and the ejector rod 215 can rotate relatively; the power driving device 212 is a gear motor with an eccentric wheel, and the other end of the connecting rod 216 is connected with the eccentric wheel, so that the ejector rod 215, the connecting rod 216 and the eccentric wheel form a four-bar structure, and the rotational motion of the eccentric wheel is converted into the linear motion of the ejector rod 215, so as to realize the up-and-down movement of the sewage suction butt joint 210. The gear motor is a commercial product and is selected according to actual requirements, and specific requirements are not made here.

In order to further protect the gear motor, a sealing box can be arranged outside the gear motor to seal the gear motor, so that the contact of swimming pool water and the gear motor is avoided, and the gear motor is damaged.

Foretell drain includes drain 213, and drain 213's one end is connected with the dirt absorbing mouth assembly for the filth is discharged along drain 213, and drain 213's one end is connected and is communicated with dirt absorbing pipe 211 or passageway 218, and drain 213's the other end extends to the swimming pool outside, transports the filth to the swimming pool outside, if: the other end of the sewage drain pipe 213 may be connected and communicated with an external water circulation system 3, and the sewage is transferred to the water circulation system 3 under the reverse rotation of the impeller of the swimming pool cleaner; or the other end of the sewage drain pipe 213 is connected with a water pump system of the swimming pool, and the sewage is pumped out of the swimming pool by the water pump system; or other pollution discharge modes are selected according to actual requirements, and specific requirements are not made here. The drain 213 is installed inside the housing of the docking station main body 21, and an output end of the drain 213 protrudes outside the housing of the docking station main body 21 so as to be connected to the water circulation system 3.

Further optimizing scheme, this drain still includes that the device of taking out dirt 214, and the device of taking out dirt 214 is located on the drain pipe 213, or the tip that the device of taking out dirt 214 was located drain pipe 213, and the device of taking out dirt 214 is the pump, and under the suction effect of pump, the dirt that will get into in the dirt suction pipe 211 transports to the swimming pool outside for the filth can discharge fast.

Further optimizing scheme, the docking station main body 21 further comprises a guide mechanism 23, wherein the guide mechanism 23 is arranged on two sides of the sewage suction port assembly, and guides the cleaner so that the sewage discharge port assembly 108 of the cleaner is in contact, butt joint and communication with the sewage suction port assembly. The guiding mechanism 23 is fixedly installed on the side surface of the housing of the docking station main body 21, which is provided with the sewage suction docking port 210, and the guiding mechanism 23 is arranged on two sides of the sewage suction docking port 210 to guide the swimming pool cleaner 1, so that the swimming pool cleaner 1 can accurately move onto the docking station main body 21, and the sewage drain port assembly 108 of the swimming pool cleaner 1 corresponds to the position of the sewage suction port assembly of the docking station main body 21, so that the sewage suction port assembly and the sewage drain port assembly 108 can accurately contact and dock.

The docking station main body 21 further comprises a wireless charging module 22 for charging the wireless charging battery 107, wherein the position of the wireless charging module 22 corresponds to the position of the wireless charging battery 107 after the sewage outlet assembly 108 and the sewage suction port assembly are docked on the docking station main body 21 by the swimming pool cleaner 1, so that the wireless charging module 22 charges the wireless charging battery 107, and the wireless charging module 22 is sealed and arranged in the housing of the docking station main body 21, so that the wireless charging module 22 is prevented from being contacted with swimming pool water.

The wireless charging module 22 is the same as the wireless charging module in the prior art, and can be directly selected according to actual requirements.

When the pool cleaner 1 needs to be charged, the underwater docking station 2 will be found along the wall, when the signal detection device 11 on the pool cleaner 1 detects the signal emitted by the signal emission device 20 on the underwater docking station 2, the pool cleaner 1 will be guided onto the correct track by the guiding mechanism 23 when the pool cleaner 1 contacts the underwater docking station 2, when the pool cleaner 1 reaches the specified position, the signal detection device 11 will guide the pool cleaner 1 to stop (when the signal detection device 11 is an infrared sensor and an ultrasonic sensor, the signal emission device 20 is an infrared sensor, the infrared sensor of the signal detection device 11 detects the signal emitted by the infrared sensor of the signal emission device 20, the direction of the underwater docking station 2 is determined, the pool cleaner 1 will be guided onto the correct track according to the signal, when the pool cleaner 1 contacts the underwater docking station 2, the pool cleaner 1 will be guided onto the correct track according to the measured distance, the ultrasonic sensor will stop the pool cleaner 1 will stop according to the measured distance, the pool cleaner 1 will be lifted up to the sewage drain assembly 210 and the sewage drain assembly will be lifted to the sewage drain assembly 108, and the sewage drain assembly will be contacted with the bottom of the pool cleaner 1, and the sewage draining assembly will be lifted to the sewage, and the sewage is up and the sewage, and the sewage is discharged. Then, the wireless charging module 22 will start to charge the pool cleaner 1, meanwhile, the water pump motor 105 drives the impeller 104 to rotate reversely, clean water enters the water channel 102 from the water outlet 103 of the pool cleaner 1 and flows along the water channel 102, and flows into the sealed cover 100 through the water channel 102, at this time, the drain cover plate 108-3 on the drain 108-1 is pushed open by the water pressure due to the strong internal pressure of the pool cleaner, or the drain cover plate 108-3 is opened under the action of the pump in the drain or the pump outside the pool, and the water inlet cover plate 109-1 is closed. Meanwhile, the ultrasonic transducer inside the sealing cover 100 starts to work, so that dirt on the filter box 11 is stripped, clean water takes away the dirt on the filter screen through the filter box 101, enters the dirt suction pipe 211 through the dirt suction docking port 210 and flows into the sewage drain pipe 213 in the underwater docking station 2, and the dirt suction device 214 is opened at the moment, so that the dirt is brought to the outside of the swimming pool, and the dirt of the filter box 101 of the swimming pool cleaner 1 is discharged and cleaned.

The discharged dirt can also be transported to the water circulation system 3 outside the swimming pool through the sewage discharging device, the dirt is treated in the water circulation system 3, and meanwhile, the water in the dirt enters the swimming pool again after being treated, and is reused.

A swimming pool cleaner sewage disposal system, as shown in fig. 1, 2 and 10, comprises a swimming pool cleaner 1 and an underwater docking station 2, wherein the swimming pool cleaner 1 detects the position of the underwater docking station 2, so that the swimming pool cleaner 1 moves to the underwater docking station 2 and is parked at the docking position, and the swimming pool cleaner 1 is docked and communicated with the underwater docking station 2 for sewage discharge.

The pool cleaner 1 has the same structure as the pool cleaner 1 described above, and will not be described here. The underwater docking station 2 has the same structure as the above underwater docking station 2, and will not be described here again.

The underwater docking station 2 is installed on the swimming pool and is located under water, the swimming pool cleaner 1 cleans the swimming pool, after the swimming pool cleaner 1 finishes working, or when the swimming pool cleaner 1 needs to be charged, or when the filter box 101 of the swimming pool cleaner 1 needs to be cleaned, the swimming pool cleaner 1 acquires a signal sent by the underwater docking station 2, determines the position of the underwater docking station 2, moves to the underwater docking station 2 and moves to the underwater docking station 2, the sewage drain assembly 108 of the swimming pool cleaner 1 is docked with the sewage suction opening assembly, the sewage in the filter box 101 is discharged, enters the sewage drain pipeline 213 through the sewage suction opening assembly and is transported to the water circulation system 3 outside the swimming pool, self-cleaning of the swimming pool cleaner 1 is achieved, and meanwhile, the wireless charging module 22 can charge the wireless charging battery 107 of the swimming pool cleaner 1.

An automatic pollution discharge method for a swimming pool cleaner, comprising the following steps that the swimming pool cleaner cleans a swimming pool, when the swimming pool cleaner finishes cleaning work and needs pollution discharge or the swimming pool cleaner needs charging in the cleaning process, the swimming pool cleaner operates to a lower docking station to discharge pollutants and charge the pollutants at the same time, in particular,

the swimming pool cleaner detects the direction and position of the underwater docking station and moves towards the underwater docking station: the signal detection device of the swimming pool cleaner receives the signal transmitted by the underwater docking station, determines the direction and the position of the underwater docking station, and moves to the underwater docking station according to the determined direction and the determined position;

or the signal detection device of the swimming pool cleaning machine scans the swimming pool, scans the topography of the swimming pool, obtains the direction and the position of the underwater docking station, and moves to the underwater docking station according to the determined direction and the determined position;

the swimming pool cleaner moves to the docking position under the guiding action of the guiding mechanism of the underwater docking station: after the position of the underwater docking station is determined, the swimming pool cleaning machine moves to the underwater docking station, and moves to the underwater docking station under the guiding action of the guiding mechanism after moving to the underwater docking station;

The pool cleaner moves to the underwater docking station and parks in the docked position: when the swimming pool cleaner moves to the docking position, the swimming pool cleaner is parked at the docking position, so that the swimming pool cleaner is conveniently docked and communicated with the underwater docking station to discharge dirt; wherein, the swimming pool cleaner can determine the docking position through the ranging of the ultrasonic sensor; or, the docking position is determined by the cooperation of a collision switch arranged on the swimming pool cleaner and a protrusion arranged on the underwater docking station; or the docking position is determined by matching a collision switch arranged on the underwater docking station with a protrusion on the swimming pool cleaner; alternatively, the docking position is determined by measuring the distance by a visual sensor provided on the pool cleaner, or by a combination of the above, such that the pool cleaner is docked in the docking position.

The sewage suction port assembly of the underwater docking station is docked with the sewage discharge port assembly of the swimming pool cleaner, and the swimming pool cleaner is communicated with the underwater docking station for discharging sewage: the sewage suction butt joint of the sewage suction port assembly ascends to contact and butt joint with the sewage discharge port assembly under the action of the lifting mechanism, and the sewage suction port assembly is communicated with the sewage discharge port assembly to discharge sewage; when carrying out the filth and discharging, the impeller of swimming pool cleaner is reversed, inhale clean water from the delivery port and wash the filth in the filter cartridge of swimming pool cleaner, or, the impeller is not reversed, the filth in the filter cartridge is discharged under the pump action in the drain of the docking station under water, or, the impeller is not reversed, the filth in the filter cartridge is discharged under the outside pump action of swimming pool, the filth flows along with the washing rivers from the drain, get into the docking station under water through the dirt absorbing port assembly, and discharge under the effect of drain, carry to the outside water circulation system of swimming pool.

Or when the dirt is discharged, the dirt in the swimming pool cleaner enters the underwater docking station and is discharged by the underwater docking station under the action of an external suction device, wherein the external suction device can be a water pump system of the swimming pool, and the dirt is pumped out of the swimming pool by the water pump system; alternatively, the external suction device is a water pump disposed at the outlet of the underwater docking station, and withdraws dirt from the underwater docking station and delivers the dirt to the outside of the swimming pool.

Or, when discharging the dirt, the dirt in the swimming pool cleaner enters the underwater docking station and is discharged under the action of the sewage discharging device of the underwater docking station, and the sewage discharging device is arranged on the sewage discharging pipeline of the underwater docking station and is communicated with the sewage discharging pipeline, so that the dirt in the sewage discharging pipeline is conveyed to the outside of the swimming pool under the action of the sewage discharging device, and the sewage discharging device is preferably a water pump.

In the process of pollution discharge, the wireless battery of the swimming pool cleaner is charged by the wireless charging module of the underwater docking station.

Due to the adoption of the technical scheme, the swimming pool cleaner is provided with the sewage outlet assembly, the sewage outlet assembly is communicated with the inside of the filter box, swimming pool water is sucked from the water outlet of the swimming pool cleaner and discharged from the sewage outlet assembly through the reverse rotation of the impeller, the swimming pool water enters the filter box to wash dirt in the filter box, so that the dirt is discharged through the sewage outlet, and meanwhile, the swimming pool cleaner is docked with the underwater docking station, so that the dirt enters the underwater docking station; the underwater docking station is provided with a sewage suction port assembly and a sewage discharging device, the sewage suction port assembly is docked with the sewage discharging port assembly, sewage enters the sewage discharging device through the sewage suction port assembly and is conveyed to the water circulation outside the swimming pool under the action of the sewage discharging device, so that the self-cleaning of the swimming pool cleaner is realized, the swimming pool cleaner can clean and discharge the filter box under water, the filter box is not required to be emptied manually, and the automation degree is high; the ultrasonic transduction piece is arranged in the sealing cover, so that the filter box can be subjected to ultrasonic cleaning, the filter box is further subjected to deep cleaning, and the filter box is cleaned; the outside of the filter box is provided with a sealing cover, so that swimming pool water entering the water channel completely enters the filter box, and meanwhile, the water after the filter box is cleaned directly enters the underwater docking station through the sewage outlet assembly and cannot enter other positions inside the swimming pool cleaner; the sewage suction port assembly is provided with a lifting device, so that the sewage suction opposite port can be accurately and quickly docked with the sewage discharge port; the underwater docking station is provided with a wireless charging module, and the swimming pool cleaner is provided with a wireless charging battery, so that the swimming pool cleaner is charged by the wireless charging module when the swimming pool cleaner is used for discharging sewage, and the working efficiency of the swimming pool cleaner is improved.

The foregoing describes the embodiments of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.

Claims

1. The utility model provides a swimming pool cleaning machine of blowdown function under water, includes the cleaning machine main part, its characterized in that: further comprises:

2. The swimming pool cleaner with underwater pollution discharge function as recited in claim 1, wherein: the cleaning machine is characterized in that a filter device is arranged in the cleaning machine body, the sewage outlet assembly is communicated with the filter device, and the sewage outlet assembly is respectively communicated with the inside of the filter device and the outside of the cleaning machine body, so that dirt in the filter device is discharged through the sewage outlet assembly.

3. The swimming pool cleaner with underwater pollution discharge function as recited in claim 2, wherein: the filter device comprises a filter box, the drain assembly is arranged inside the filter box, and the drain assembly is communicated with the inside of the filter box.

4. A swimming pool cleaner with underwater pollution discharge function as recited in any one of claims 1-3, wherein: the drain assembly comprises a drain outlet and a drain outlet cover plate, wherein the drain outlet cover plate is connected with the drain outlet, and the drain outlet cover plate can be opened or closed relative to the drain outlet.

5. The swimming pool cleaner with underwater pollution discharge function as recited in claim 4, wherein: the size of the contact part of the drain outlet and the drain cover plate is not larger than that of the drain cover plate, so that the drain cover plate is opened along the flowing direction when the dirt is discharged and blocked when the drain cover plate is closed along the opposite direction of the flowing direction when the dirt is discharged.

6. A swimming pool cleaner with underwater pollution discharge function as recited in claim 3, wherein: the filter device further comprises a sealing cover, the filter box is arranged in the sealing cover, and the sealing cover is detachably connected with the cleaner body.

7. The swimming pool cleaner with underwater pollution discharge function as recited in claim 6, wherein: the sealing cover is provided with an opening, the opening is communicated with a water channel of the cleaner body, so that the sealing cover is communicated with a water outlet of the cleaner body through the water channel, and swimming pool water filtered by the filter box flows out of the opening and flows along the water channel.

8. A swimming pool cleaner with underwater pollution discharge function as recited in claim 6 or 7, wherein: and a cleaning device is arranged in the sealing cover and used for cleaning the filter box.

9. The swimming pool cleaner with underwater pollution discharge function as recited in claim 8, wherein: the cleaning device is an ultrasonic transduction piece.

10. A swimming pool cleaner with underwater blowdown function as claimed in any one of claims 1-3, 5-7 and 9, wherein: the cleaner body is provided with a wireless rechargeable battery which is used for exchanging electric energy with the underwater docking station, so that the wireless rechargeable battery is charged when the underwater docking station is in docking and pollution discharge with the swimming pool cleaner;

the wireless rechargeable battery is arranged in the cleaner body in a sealing mode, and is electrically connected with the control module of the swimming pool cleaner.

11. The swimming pool cleaner with underwater pollution discharge function as recited in claim 1, wherein: the signal detection device comprises an infrared sensor and an ultrasonic sensor; or alternatively, the first and second heat exchangers may be,

the signal detection device comprises an infrared sensor, a collision switch is arranged on the cleaner body and is designed to be matched with the underwater docking station when the swimming pool cleaner moves to the docking station so that the swimming pool cleaner stops at the docking position with the underwater docking station; or alternatively, the first and second heat exchangers may be,

the signal detection device comprises a visual sensor.