Surface cleaning system

Abstract

The application relates to a surface cleaning system, comprising: a surface cleaning machine capable of cleaning a surface to be cleaned, the surface cleaning machine carrying a dirty liquid recovery tank capable of being removed; a replacement part consistent with the dirty liquid recovery tank and capable of being installed on the surface cleaning machine instead of the dirty liquid recovery tank; a self-cleaning base station capable of being docked with the surface cleaning machine and comprising: a parking seat for placing the dirty liquid recovery tank or the replacement part; a cleaning unit for cleaning the dirty liquid recovery tank or the replacement part placed at the parking seat, the cleaning unit comprising a cleaning supply tank, a liquid conveying pipeline between the cleaning supply tank and the parking seat, and a first pump on the first liquid conveying pipeline; and a dirty liquid discharging unit for discharging dirty liquid in the dirty liquid recovery tank or the replacement part placed in the parking seat and dirty liquid generated after the dirty liquid recovery tank or the replacement part is cleaned from the dirty liquid recovery tank or the replacement part, the dirty liquid discharging unit comprising a dirty liquid discharging pipeline and a second pump on the dirty liquid discharging pipeline.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cleaning equipment, and in particular to a surface cleaning system. BACKGROUND

[0002] The surface cleaning machine comprises a rotatable cleaning component, a liquid supply unit for supplying cleaning liquid to the cleaning component, and a recovery unit for recovering the dirty liquid on the surface to be cleaned. The cleaning component uses the cleaning liquid to clean the surface to be cleaned, and the dirty liquid generated by the cleaning operation is recovered by the recovery unit and finally stored in the dirty liquid recovery tank of the recovery unit. However, if the used dirty liquid recovery tank is not cleaned, the dirty liquid will remain in the dirty liquid recovery tank, which is easy to breed mold, emit odor and shorten the service life of the dirty liquid recovery tank. SUMMARY

[0003] In view of the above technical problem that the dirty liquid recovery tank needs to be cleaned after use, the present application aims to provide a surface cleaning system which has a self-cleaning base station capable of cleaning the dirty liquid recovery tank.

[0004] In order to achieve the above-mentioned purpose, the present application provides the following technical solution: a surface cleaning system, comprising: a surface cleaning machine capable of cleaning a surface to be cleaned, the surface cleaning machine carrying a dirty liquid recovery tank capable of being removed; a replacement part having the same specification as the dirty liquid recovery tank and capable of being installed on the surface cleaning machine instead of the dirty liquid recovery tank; a self-cleaning base station capable of being docked with the surface cleaning machine and comprising: a parking seat for placing the dirty liquid recovery tank or the replacement part; a cleaning unit for cleaning the dirty liquid recovery tank or the replacement part placed in the parking seat, the cleaning unit comprising a cleaning supply tank, a liquid delivery pipeline between the cleaning supply tank and the parking seat, and a first pump on the first liquid delivery pipeline; and a dirty liquid discharge unit for discharging the dirty liquid in the dirty liquid recovery tank or the replacement part placed in the parking seat and the dirty liquid generated after cleaning the dirty liquid recovery tank or the replacement part from the dirty liquid recovery tank or the replacement part, the dirty liquid discharge unit comprising a dirty liquid discharge pipeline and a second pump on the dirty liquid discharge pipeline.

[0005] In the above technical solution, preferably, the dirty liquid discharge unit further comprises a dirty liquid storage tank, and the dirty liquid discharged from the parking room is stored in the dirty liquid storage tank.

[0006] In the technical solution described above, preferably, the dirty liquid recovery bucket or the replacement part comprises a shell, an inner part of the shell forms a recovery chamber for storing dirty liquid, and the shell is provided with a first interface and a second interface which are communicated with the recovery chamber; when the dirty liquid recovery bucket is placed at the parking seat, the first interface is fluidly connected with the liquid conveying pipeline, and the second interface is fluidly connected with the dirty liquid discharging pipeline.

[0007] In the preferred solution described above, further preferably, the first interface is located at an upper part of the shell.

[0008] In the preferred solution described above, further preferably, the second interface is located at a lower part or a bottom of the shell.

[0009] In the preferred solution described above, further preferably, an upper end of the shell is in an open structure, and the dirty liquid recovery bucket further comprises a cover assembly which is detachably arranged at the upper end of the shell; after the cover assembly is detached, the recovery chamber is exposed.

[0010] In the technical solution described above, preferably, the self-cleaning base station comprises a first seat part and a second seat part which are arranged side by side, the surface cleaning machine is configured to be parked at the first seat part, and the parking seat is located at the second seat part.

[0011] In the preferred solution described above, further preferably, the cleaning supply tank is arranged at the second seat part and arranged in front of the parking seat.

[0012] In the preferred solution described above, further preferably, the surface cleaning machine comprises a cleaning base located at a bottom, the first seat part comprises a tray which can support the surface cleaning machine, and the tray is configured to accommodate the cleaning base. Further preferably, the cleaning base comprises at least one rotatable cleaning component, and a front part of the tray is formed with a groove which is configured to accommodate the cleaning component.

[0013] Compared with the prior art, the surface cleaning system provided by the present application comprises a self-cleaning base station. The self-cleaning base station can clean the dirty liquid recovery bucket placed at the parking seat by using the cleaning unit and discharge the dirty liquid in the dirty liquid recovery bucket by using the dirty liquid discharging unit, thereby completing the cleaning of the dirty liquid recovery bucket. Meanwhile, the surface cleaning system also provides a replacement part which can be used as a backup dirty liquid recovery bucket, so that the user can still use the surface cleaning machine when cleaning the dirty liquid recovery bucket. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1A perspective view of a surface cleaning system according to the present application, wherein the surface cleaning machine is placed on the self-cleaning base station, and the waste liquid recovery tank or replacement part is placed on the parking seat of the self-cleaning base station;

[0015] Figure 2 A perspective view of a surface cleaning machine according to the present application; Figure 1 A perspective view of a surface cleaning machine according to the present application;

[0016] Figure 3 A perspective view of a surface cleaning machine according to the present application; Figure 2 A perspective view of a surface cleaning machine according to the present application;

[0017] Figure 4 A perspective view of a surface cleaning machine according to the present application; Figure 1 A perspective view of a surface cleaning machine according to the present application;

[0018] Figure 5 A perspective view of a surface cleaning machine according to the present application; Figure 1 A perspective view of a surface cleaning machine according to the present application;

[0019] Figure 6 A perspective view of a surface cleaning machine according to the present application; Figure 4 A perspective view of a surface cleaning machine according to the present application;

[0020] Figure 7 A perspective view of a surface cleaning machine according to the present application; Figure 4 A perspective view of a surface cleaning machine according to the present application.

[0021] Wherein:

[0022] 10, surface cleaning machine; 20, self-cleaning base station; 30, replacement part;

[0023] 1, cleaning base; 11, seat body; 12, upper cover; 13, rotating cavity; 14, cleaning component; 15, moving wheel;

[0024] 2, upright body; 21, connecting part; 22, main body part; 23, handle part; 231, handle; 232, controller; 24, rechargeable battery; 25, support frame;

[0025] 31, liquid supply tank; 32, fluid distributor;

[0026] 41, suction motor;

[0027] 42, waste liquid recovery tank; 421, shell; 422, cover assembly; 423, liquid inlet pipe; 424, recovery chamber; 425, first interface; 426, second interface; 427, baffle;

[0028] 43, suction nozzle;

[0029] 51, first seat part; 511, tray; 512, support plate; 513, peripheral wall; 514, pedestal; 515, electrical connection seat;

[0030] 6, parking seat;

[0031] 71, cleaning supply tank; 72, infusion pipeline; 721, third interface; 73, first pump;

[0032] 81, contaminated liquid storage tank; 82, contaminated liquid discharge pipeline; 821, fourth interface; 83, second pump. DETAILED DESCRIPTION

[0033] To describe the technical contents, structural features, achieved purposes and effects of the present application in detail, the technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

[0034] In the present application, spatial relative terms such as "below", "under", "lower", "above", "upper", "on", "higher", "side" (for example, as in "sidewall") are used herein for describing the relationship between one element and another element as shown in the drawings. The spatial relative terms are intended to encompass different orientations of the device in use, operation and / or manufacture in addition to the orientations depicted in the drawings. For example, if the device in the drawings is turned over, an element described as "below" or "under" another element or feature would then be oriented "above" the other element or feature. Thus, the exemplary term "below" can encompass both an orientation of above and below. In addition, the device can be otherwise oriented (for example, rotated 90 degrees or at other orientations) and the spatial relative descriptors used herein interpreted accordingly.

[0035] Figure 1 A surface cleaning system provided by the present application is shown, which includes a surface cleaning machine 10 capable of cleaning a surface to be cleaned, a self-cleaning base station 20 capable of cleaning a contaminated liquid recovery tank 42 (see below) of the surface cleaning machine 10, and a replacement part 30 used as a spare contaminated liquid recovery tank.

[0036] Referring to Figures 2-3 , the surface cleaning machine 10 includes a cleaning base 1 capable of moving along the surface to be cleaned, an upright body 2 pivotally hinged to the rear of the cleaning base 1, a liquid supply unit capable of supplying cleaning liquid to the cleaning base 1, and a recovery unit capable of recovering contaminated liquid on the surface to be cleaned.

[0037] The cleaning base 1 comprises a base body 11 forming a main body frame, an upper cover 12 detachably mounted on the front of the base body 11, and a cleaning component 14 rotatably arranged on the front of the cleaning base 1. The base body 11 and the upper cover 12 jointly define a rotating body cavity 13 on the front of the cleaning base 1, which has a lower opening (not labeled in the figure) facing the surface to be cleaned. The cleaning component 14 provided in the embodiment is a brush roller extending left and right, which is rotatably arranged at the rotating body cavity 13 and part of the outer surface of the brush roller penetrates the lower opening of the rotating body cavity 13 to contact the surface to be cleaned. In other embodiments, the cleaning component can also be one or more brush discs.

[0038] The cleaning base 1 is also provided with an internal driving motor (not shown in the figure) and a moving wheel 15 rotatably mounted on the rear of the base body 11. The driving motor is in transmission connection with the cleaning component 14 to drive the cleaning component 14 to rotate; the moving wheel 15 and the cleaning component 14 can be jointly supported on the surface to be cleaned to realize the movement of the cleaning base 1 on the surface to be cleaned.

[0039] The upright body 2 extends along a longitudinal direction and comprises a connecting portion 21 and a handle portion 23 away from each other, and a main body portion 22 between the two. The connecting portion 21 is rotatably hinged to the rear of the cleaning base 1, which can be used by the user to adjust the angle between the upright body 2 and the cleaning base 1, so as to facilitate the user to store the surface cleaning machine 10 or push the cleaning base 1 to move on the surface to be cleaned.

[0040] The main body portion 22 detachably mounts a support frame 25, which provides support for a plurality of working components (such as the dirty liquid recovery tank 42 and the liquid supply tank 31 described below) of the surface cleaning machine 10. The support frame 25 and these working components are configured to be integrally detached from the upright body 2 and used as a portable cleaning main machine.

[0041] The handle portion 23 comprises a handle 231 suitable for being held by a user with one hand and a controller 232 arranged on the handle 231, which is used by the user to control the operation of the surface cleaning machine 10. Among them, the style of the controller 232 is not limited to button type, knob type and touch screen type.

[0042] The liquid supply unit includes a liquid supply tank 31 capable of storing and supplying cleaning liquid, and a fluid distributor 32 disposed inside the cleaning base 1. The liquid supply tank 31 is detachably mounted on the support frame 25 so that a user can add cleaning liquid thereto, and the fluid distributor 32 is disposed adjacent to the swivel cavity 13 and facing the cleaning member 14 so as to distribute cleaning liquid to the cleaning member 14. The liquid supply tank 31 is in fluid communication with the fluid distributor 32 and forms a liquid supply path (not shown) therebetween, which is provided with a selectively activated liquid supply pump (not shown) to selectively deliver cleaning liquid in the liquid supply tank 31 to the fluid distributor 32 or to block the fluid flow between the liquid supply tank 31 and the fluid distributor 32.

[0043] The recovery unit includes a suction motor 41 capable of forming a suction flow, a dirty liquid recovery tank 42 capable of receiving and storing dirty liquid, and a suction nozzle 43 disposed inside the cleaning base 1. The dirty liquid recovery tank 42 is detachably mounted on the support frame 25 so as to facilitate a user to empty and clean the dirty liquid recovery tank 42. The suction motor 41 is disposed above the dirty liquid recovery tank 42 and is in fluid communication with the dirty liquid recovery tank 42. The suction nozzle 43 is disposed adjacent to and in communication with the swivel cavity 13. The suction motor 41 is in fluid communication with the suction nozzle 43 and forms a fluid path in which the dirty liquid recovery tank 42 is located. When the suction motor 41 is activated, the suction flow carries dirty liquid on the surface to be cleaned through the swivel cavity 13 into the fluid path, and the carried dirty liquid is eventually stored in the dirty liquid recovery tank 42.

[0044] As shown in Figure 4 The dirty liquid recovery tank 42 includes a housing 421 defining an outer profile, a lid assembly 422 detachably mounted on an upper side of the housing 421, and a liquid inlet pipe 423 fixedly disposed on a side wall of the housing 421. The housing 421 has an upper portion open and defines a recovery chamber 424 for receiving and storing dirty liquid. The upper and bottom portions of the housing 421 are provided with a first interface 425 and a second interface 426, respectively, which are in fluid communication with the recovery chamber 424. Further, the first and second interfaces are each provided with a normally closed one-way valve (not shown) to prevent dirty liquid in the recovery chamber 424 from leaking through the first and second interfaces.

[0045] The liquid inlet pipe 423 is in fluid communication with the recovery chamber 424 and has a side end exposed from the side of the housing 421 for the suction flow carrying the dirty liquid to enter the recovery chamber 424. The cover assembly 422 is connected with the suction motor 41 and defines a flow-out passage (not shown in the figure) for the suction flow to flow out of the dirty liquid recovery bucket 42. It is appreciated that the recovery chamber 424 is exposed when the cover assembly 422 is removed from the housing 421. Further, the cover assembly 422 is further arranged with a baffle 427 extending upward and downward opposite to the liquid inlet pipe 423 to block the dirty liquid carried by the suction flow from entering the suction motor 41 via the flow-out passage to cause the suction motor 41 to fail.

[0046] The replacement 30 is identical to the dirty liquid recovery bucket 42 and can be installed on the upright body 2 to replace the dirty liquid recovery bucket 42 for use, so that the user can still use the surface cleaning machine 10 to perform cleaning operation while using the self-cleaning base station 20 to clean the dirty liquid recovery bucket 42 (to be described below). It is appreciated that each device or component applicable to the dirty liquid recovery bucket 42 is also applicable to the replacement 30. Thus, to avoid redundancy, the dirty liquid recovery bucket 42 below can also refer to the replacement 30 unless otherwise specified.

[0047] The working components mounted on the support frame 25 further include a rechargeable battery 24 (see Figure 1 ), which is electrically connected with each energy-consuming component of the surface cleaning machine 10 to provide electric energy to these energy-consuming components. The rear portion of the main body 22 is arranged with an exposed power connection terminal (not shown in the figure), which is electrically connected with the rechargeable battery 24 and can connect the rechargeable battery 24 to a charging current.

[0048] It is noted that the surface cleaning machine 10 in the embodiment is only a non-limiting example for illustration. The specific type and style of the surface cleaning machine does not limit the protection scope of the present application as long as the dirty liquid recovery bucket is detachably installed on the surface cleaning machine.

[0049] Figure 5 The self-cleaning base station 20 provided by the present application is shown, which includes a first seat portion 51 and a second seat portion 52 arranged left and right, a parking seat 6 for placing the dirty liquid recovery bucket 42, a cleaning unit for cleaning the dirty liquid recovery bucket 42, and a sewage discharge unit.

[0050] The first seat portion 51 includes a tray 511 located at the bottom and a pedestal 514 fixedly arranged at the rear side of the tray 511. The tray 511 is configured to accommodate the cleaning base 1 and includes a support plate 512 capable of supporting the surface cleaning machine 10 and a peripheral wall 513 extending along the outer edge of the support plate 512. The front portion of the support plate 512 is concave downward and formed with a left-right direction extending groove (not shown in the figure), which is configured to accommodate the cleaning component 14 of the cleaning base 1. The pedestal 514 is convex upward relative to the tray 511 and is configured to support the rear portion of the upright body 2. The top of the pedestal 514 is arranged with an electrical connection seat 515 adapted to the electrical connection terminal.

[0051] In combination Figure 1 , when the surface cleaning machine 10 is supported on the first seat portion 51, the cleaning base 1 is supported on the support plate 512 and the cleaning component 14 is located at the groove; the rear portion of the body portion 22 is supported on the pedestal 514 and the electrical connection terminal on the body portion 22 is connected with the electrical connection seat 515 of the pedestal 514, so that the electrical connection seat 515 can charge the rechargeable battery after being connected with the mains.

[0052] The surface cleaning machine 10 placed on the tray 511 can drive the cleaning component 14 to rotate by the driving motor and distribute cleaning liquid to the cleaning component 14 by the liquid supply unit, so as to clean the cleaning component 14. The dirty liquid generated by the cleaning component 14 is limited in the tray 511 by the peripheral wall 513, so as to be recycled by the recycling unit of the surface cleaning machine 10.

[0053] Continuing to refer to Figures 5-7 , the parking seat 6 is arranged at the front portion of the second seat portion 52 and is configured to accommodate the dirty liquid recycling bucket 42. The cleaning unit includes a cleaning supply tank 71 capable of storing and externally providing cleaning liquid, a liquid delivery pipeline 72 located between the cleaning supply tank 71 and the parking seat 6, and a first pump 73 located on the liquid delivery pipeline 72.

[0054] The cleaning supply tank 71 is arranged at the second seat portion 52 and located at the rear side of the parking seat 6. The liquid delivery pipeline 72 is located inside the second seat portion 52 and has a first end portion and a second end portion away from each other, the first end portion is fixedly connected to the bottom of the cleaning supply tank 71; the second end portion is exposed outward from the wall surface of the parking seat 6 and forms a third interface 721 adapted to the first interface 425 on the dirty liquid recycling bucket 42. When the third interface 721 is configured to be connected with the first interface 425, the one-way valve of the first interface 425 can be opened to connect the liquid delivery pipeline 72 with the recycling chamber 424. The first pump 73 can be selectively started to selectively deliver the cleaning liquid in the cleaning supply tank 71 to the third interface 721 or block the fluid flow between the third interface 721 and the cleaning supply tank 71.

[0055] The waste discharge unit comprises a waste liquid storage tank 81 capable of receiving and storing waste liquid, a waste discharge pipeline 82 located between the waste liquid storage tank 81 and the parking seat 6, and a second pump 83 located on the waste discharge pipeline 82. The waste liquid storage tank 81 is arranged at the second seat portion 52 and disposed side by side with the cleaning supply tank 71. The waste discharge pipeline 82 is located inside the second seat portion 52 and has a first end portion and a second end portion which are away from each other, the first end portion is fixedly connected to the upper portion of the waste liquid storage tank 81, and the second end portion is exposed from the bottom of the parking seat 6 and forms a fourth interface 821 which is adapted to the second interface 426 on the waste liquid recovery bucket 42. The fourth interface 821 is configured to top the one-way valve at the second interface 426 when the fourth interface 821 is docked with the second interface 426, so as to connect the waste discharge pipeline 82 with the recovery chamber 424. The second pump 83 can be selectively started to pump out the waste liquid in the waste liquid recovery bucket 42 placed on the parking seat 6. In other embodiments, the waste discharge unit can also cancel the waste liquid storage tank and extend the waste discharge pipeline to the outside of the self-cleaning base station, so that the user can dock the waste discharge pipeline with the waste discharge port in the room.

[0056] When the waste liquid recovery bucket 42 is placed on the parking seat 6, the first opening 425 and the second opening 426 on the waste liquid recovery bucket 42 are connected to the third interface 731 and the fourth interface 821, respectively. Then the recovery chamber 424 of the waste liquid recovery bucket 42 can be flushed by the cleaning unit, and the waste liquid originally existing in the recovery chamber 424 and / or the waste liquid generated by cleaning the recovery chamber 424 can be pumped out by the waste discharge unit, so that the cleaning of the waste liquid recovery bucket 42 can be realized.

[0057] The above embodiments are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made in accordance with the spirit of the present application should be covered within the protection scope of the present application.

Claims

1. A surface cleaning system characterized by, The system comprises: a surface cleaning machine capable of cleaning a surface to be cleaned, the surface cleaning machine carrying a dirty liquid recovery tank capable of being detached; a replacement part having a same specification as the dirty liquid recovery tank and capable of being installed on the surface cleaning machine in place of the dirty liquid recovery tank; a self-cleaning base station capable of docking with the surface cleaning machine and comprising: a parking seat for parking the dirty liquid recovery tank or the replacement part; first and second seat portions arranged side by side, the surface cleaning machine being configured to be parked at the first seat portion, the parking seat being located at the second seat portion; a cleaning unit for cleaning the dirty liquid recovery tank or the replacement part parked at the parking seat, the cleaning unit comprising a cleaning supply tank, a liquid delivery conduit between the cleaning supply tank and the parking seat, and a first pump on the liquid delivery conduit; and a dirty liquid discharge unit for discharging dirty liquid in the dirty liquid recovery tank or the replacement part parked in the parking seat and dirty liquid produced after the dirty liquid recovery tank or the replacement part is cleaned from the dirty liquid recovery tank or the replacement part, the dirty liquid discharge unit comprising a dirty liquid discharge conduit and a second pump on the dirty liquid discharge conduit.

2. The surface cleaning system of claim 1, wherein: The dirty liquid discharge unit further comprises a dirty liquid storage tank, the dirty liquid discharged from the parking seat being stored in the dirty liquid storage tank.

3. The surface cleaning system of claim 1, wherein: The dirty liquid recovery tank or the replacement part comprises a housing, the housing defining a recovery chamber inside for storing dirty liquid, the housing being provided with first and second interfaces communicating with the recovery chamber, the first interface being fluidly connected to the liquid delivery conduit and the second interface being fluidly connected to the dirty liquid discharge conduit when the dirty liquid recovery tank is parked at the parking seat.

4. The surface cleaning system of claim 3, wherein: The first interface is located at an upper portion of the housing.

5. The surface cleaning system of claim 3, wherein: The second interface is located at a lower portion or a bottom of the housing.

6. The surface cleaning system of claim 3, wherein: An upper end of the housing is open, the dirty liquid recovery tank further comprising a cover assembly removably covering the upper end of the housing, the recovery chamber being exposed after the cover assembly is removed.

7. The surface cleaning system of claim 1, wherein: The cleaning supply tank is arranged at the second seat portion and located at a rear side of the parking seat.

8. The surface cleaning system of claim 1, wherein, The surface cleaning machine comprises a cleaning base located at a bottom portion, the first seat portion comprises a tray capable of supporting the surface cleaning machine, the tray being configured to accommodate the cleaning base.

9. The surface cleaning system of claim 8, wherein, The cleaning base comprises at least one rotatable cleaning member, a front portion of the tray is formed with a recess, the recess being configured to accommodate the cleaning member. The cleaning base comprises at least one rotatable cleaning member, a front portion of the tray is formed with a recess, the recess being configured to accommodate the cleaning member.

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