Self-cleaning roll brush and toilet cleaning robot

Abstract

To provide a self-cleaning roll brush and a toilet cleaning robot capable of cleaning a toilet lid or a toilet seat. [Solution] The device includes a lower roll brush 2 that rotates around a first roll brush axis, a linear motion mechanism connected to the lower roll brush, and an upper roll brush 3 installed above the lower roll brush, wherein the upper roll brush is rotatably connected to the linear motion mechanism around a pivot axis and rotates around a second roll brush axis, the pivot axis and the second roll brush axis are not coaxial, and the linear motion mechanism drives the lower roll brush and the upper roll brush to move along a first linear direction, and when the upper roll brush and the lower roll brush are mounted on the linear motion mechanism, when viewed along the first linear direction and a direction perpendicular to the first roll brush axis, the first roll brush axis is located between the second roll brush axis and the pivot axis.

Description

[Technical field]

[0001] The present invention relates to the technical field of sanitary sanitary equipment, and in particular to a self-cleaning roll brush and a toilet cleaning robot. [Background technology]

[0002] Conventional toilet cleaning methods mainly involve manual scrubbing or simple automatic flushing, such as high pressure flushing of the inner walls of the toilet, but are unable to clean the toilet lid or toilet seat. Summary of the Invention [Problem to be solved by the invention]

[0003] SUMMARY OF THE PRESENT DISCLOSURE An object of the present invention is to provide a self-cleaning roll brush and a toilet cleaning robot to solve at least one of the technical problems in the above-mentioned prior art. [Means for solving the problem]

[0004] In order to solve the above technical problems, the purpose of the present invention is realized by the following technical solution.

[0005] According to a first aspect, the present application provides a self-cleaning roll brush mounted on a frame, the roll brush comprising: A lower roll brush configured to be rotatable about a first roll brush axis of the lower roll brush; a linear motion mechanism installed on the frame and connected to the lower roll brush; an upper roll brush disposed above the lower roll brush, the upper roll brush being configured to be rotatably connected to the linear motion mechanism about a pivot axis and configured to be rotatable about a second roll brush axis of the upper roll brush, the pivot axis and the second roll brush axis of the upper roll brush being not coaxial; the linear motion mechanism is configured to drive the lower roll brush and the upper roll brush to move along a first linear direction; When the upper roll brush and the lower roll brush are mounted on the linear motion mechanism, when viewed along the first linear direction and a direction perpendicular to the first roll brush axis or the second roll brush axis, the first roll brush axis is located between the second roll brush axis and the pivot axis.

[0006] Furthermore, the upper roll brush has A roller body installed on the upper side of the lower roll brush; at least one adapter having one end connected to one end of the roller body and another end rotatably connected to the linear motion mechanism about the pivot axis; When viewed along a direction parallel to the second roll brush axis or the pivot axis, the second roll brush axis is offset from the pivot axis and is located above the pivot axis and the first roll brush axis.

[0007] Furthermore, the at least one adapter a first connecting member having one end rotatably connected to the linear motion mechanism about the pivot axis; a second connecting member having one end connected to the other end of the first connecting member and the other end connected to one end of the roller body, The first connecting member and the second connecting member are disposed at an angle, and the angle is an obtuse angle.

[0008] Furthermore, the linear motion mechanism is A screw rod extending along the first linear direction; a slider member slidably mounted on the frame and screwed to the screw rod, the slider member configured to move linearly along a first linear direction; and a drive motor configured to be power-transmittingly connected to the screw rod to drive and rotate the screw rod.

[0009] Furthermore, the slider member has a linear slider slidably mounted on the frame along the first linear direction; The lower roll brush further includes a base fixedly connected to the slider, threadedly attached to the screw rod, connected to one end of the lower roll brush, and rotatably connected to the first connecting member of the adapter.

[0010] Furthermore, the slider member further includes a linear guide rail installed on the frame, and the linear slider is slidably fitted into the linear guide rail.

[0011] Further, two of the adapters and two of the linear motion parts are provided, one of the two adapters is connected to one end of the upper roll brush and one of the two linear motion parts, and the other of the two adapters is connected to the other end of the upper roll brush and the other of the two linear motion parts, The linear motion mechanism further includes an intermediate power transmission part, which is configured to transmit the power of the driving motor to the two linear motion parts by being transmission-connected to the driving motor and the two linear motion parts.

[0012] Furthermore, the intermediate power transmission component is A drive gear configured to be driven directly or indirectly by the drive motor; a driven gear disposed on a first screw rod of one of the two linear motion parts and meshing with the drive gear; a first driven wheel that is installed on the first screw rod and rotates synchronously with the first screw rod; a second driven wheel that is installed on the second screw rod of the other linear motion part of the two linear motion parts and rotates synchronously with the second screw rod; The first driven wheel and the second driven wheel are connected to each other by a transmission chain / belt.

[0013] Furthermore, the intermediate power transmission component further includes a reduction gear train installed on a load path between the drive motor output shaft and the drive gear.

[0014] According to a second aspect, the present application provides a toilet-cleaning robot including a self-cleaning roll brush according to any one of the above. Effect of the Invention

[0015] An embodiment of the present invention provides a self-cleaning roll brush, which is provided with an upper roll brush and a lower roll brush so that the toilet lid or toilet seat can be clamped between the upper roll brush and the lower roll brush, and a linear motion mechanism drives the upper roll brush and the lower roll brush to move simultaneously along a first linear direction to clean the toilet lid or toilet seat. [Brief description of the drawings]

[0016] In order to more clearly explain the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings necessary for describing the embodiments. It is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings based on these drawings without exerting creative efforts. [Figure 1] FIG. 1 is a schematic diagram of the overall structure of a toilet cleaning robot according to an embodiment of the present invention. [Diagram 2] FIG. 2 is a structural schematic diagram of an embodiment of the present invention after removing a part of the frame housing from FIG. [Diagram 3] FIG. 3 is an enlarged schematic diagram of part A in FIG. 2 according to an embodiment of the present invention. [Figure 4] FIG. 4 is a structural schematic diagram of an embodiment of the present invention after most of the frame has been removed from FIG. [Diagram 5] FIG. 5 is a structural schematic diagram of FIG. 4 from another perspective according to an embodiment of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0017] The following clearly and completely describes the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without any creative efforts are within the scope of protection of the present invention.

[0018] It is to be understood that, as used in this specification and in the appended utility patent application, the terms "comprise" and "containing" indicate the presence of stated features, wholes, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, wholes, steps, operations, elements, components and / or groups thereof.

[0019] It should be further understood that the terms used in the specification of the present invention are merely for the purpose of describing particular embodiments, and are not intended to limit the present invention. As used in the specification of the present invention and the scope of the attached utility model registration, the singular forms "a", "one" and "the" are intended to include the plural forms, unless the context clearly dictates otherwise.

[0020] It should be further understood that the term "and / or" as used in the specification of the present invention and in the scope of the attached utility model registration refers to and includes any and all possible combinations of one or more of the associated listed items.

[0021] 1 to 5, the self-cleaning roll brush according to this embodiment is installed on a frame 1, which includes a lower roll brush 2, an upper roll brush 3, and a linear motion mechanism 4. The lower roll brush 2 is configured to be rotatable about a first roll brush axis of the lower roll brush 2, The linear motion mechanism 4 is installed on the frame 1 and connected to the lower roll brush 2. The upper roll brush 3 is installed above the lower roll brush 2, and the upper roll brush 3 is configured to be rotatably connected to the linear motion mechanism 4 around a pivot axis, and is configured to be rotatable around a second roll brush axis of the upper roll brush 3, and the pivot axis and the axis of the upper roll brush 3 are not coaxial. The linear motion mechanism 4 is configured to drive the lower roll brush 2 and the upper roll brush 3 to move them along a first linear direction; When the upper roll brush 3 and the lower roll brush 2 are mounted on the linear motion mechanism 4, when viewed along a first linear direction and a direction perpendicular to the first roll brush axis or the second roll brush axis, the first roll brush axis is located between the second roll brush axis and the pivot axis.

[0022] In this application, the frame 1 includes a positioning part that can be positioned at least on both sides of the toilet, and a frame body that is at least partially located above the toilet part of the toilet when positioned on the toilet body, the linear motion mechanism 4 is installed at least on one side of the toilet, the upper roll brush 3 and the lower roll brush 2 can be a known general roll brush structure, and the specific structure is not specifically described in this embodiment. The first roll brush axis and the second roll brush axis are parallel to each other, and the first roll brush axis and the second roll brush axis are both perpendicular to the first linear direction.

[0023] With this design, the toilet lid or toilet seat can be clamped between the upper roll brush 3 and the lower roll brush 2, and the linear motion mechanism 4 drives the upper roll brush 3 and the lower roll brush 2 to move simultaneously along a first linear direction to clean the toilet lid or toilet seat.

[0024] 3 to 5, the upper roll brush 3 includes a roller body 31 and at least one adapter 32. Specifically, The roller body 31 is disposed above the lower roll brush 2. At least one adapter 32 has one end connected to one end of the roller body 31, and the other end connected to the linear motion mechanism 4 so as to be rotatable around a pivot axis; When the upper roll brush 3 and the lower roll brush 2 are mounted on the linear motion mechanism 4, when viewed along a direction parallel to the second roll brush axis or the pivot axis, the second roll brush axis is offset from the pivot axis and is located above the pivot axis and the first roll brush axis.

[0025] With such a design, the upper roll brush 3 can be pressed against the upper surface of the toilet lid or toilet seat by its own weight, which is advantageous for improving the cleaning effect.

[0026] Specifically, referring to FIGS. 3 to 5, at least one adapter 32 includes a first connecting member 321 and a second connecting member 322. One end of the first connecting member 321 is rotatably connected to the linear motion mechanism 4 around a pivot axis, One end of the second connecting member 322 is connected to the other end of the first connecting member 321, and the other end is connected to one end of the roller body 31. The first connecting member 321 and the second connecting member 322 are disposed at an angle therebetween, and the angle is an obtuse angle.

[0027] With this design, when the upper roll brush 3 and the lower roll brush 2 are mounted on the linear motion mechanism 4, the upper roll brush 3 can rotate downward under its own weight and be pressed onto the toilet lid or toilet seat.

[0028] Further, the linear motion mechanism 4 includes at least one linear motion part 41, and the at least one linear motion part 41 includes a screw rod 411, a slider member 412, and a driving motor 413, where: The screw rod 411 is disposed to extend along a first linear direction, The slider member 412 is slidably installed on the frame 1 and screwed to the screw rod 411, and the slider member 412 is configured to move linearly along a first linear direction; The driving motor 413 is configured to be transmission-connected to the screw rod 411 to drive and rotate the screw rod 411 .

[0029] In this way, by driving and rotating the screw rod 411, the drive motor 413 can drive the slider member 412 to move along the first linear direction, and further drive the upper roll brush 3 and the lower roll brush 2 to move back and forth along the first linear direction, thereby achieving the effect of cleaning the toilet lid or toilet seat.

[0030] Furthermore, the slider member 412 includes a linear slider 412A, a base 412B, and a linear guide rail 412C, where: The linear guide rail 412C is fixedly installed on the frame 1 along a first linear direction, and the linear slider 412A is slidably installed on the linear guide rail 412C along the first linear direction; The base 412B is fixedly connected to the slider, the base 412B is screwed onto the screw rod 411, the base 412B is connected to one end of the lower roll brush 2, and the base 412B is rotatably connected to the first connecting member 321 of the adapter 32.

[0031] In this manner, both the upper roll brush 3 and the lower roll brush 2 can be mounted on the base 412B, and further, driven by the drive motor 413, they reciprocate along the first linear direction.

[0032] In this embodiment, two adapters 32 and two linear motion parts 41 are installed, and one of the two adapters 32 is connected to one end of the upper roll brush 3 and one of the two linear motion parts 41, and the other of the two adapters 32 is connected to the other end of the upper roll brush 3 and the other of the two linear motion parts 41.

[0033] The linear motion mechanism 4 further includes an intermediate power transmission part 414, which is configured to transmit the power of the driving motor 413 to the two linear motion parts 41 by being transmission-connected to the driving motor 413 and the two linear motion parts 41.

[0034] Specifically, the intermediate power transmission component 414 includes a drive gear 414A, a driven gear 414B, a reduction gear train 414F, a first driven wheel 414C, a second driven wheel 414D, and a transmission chain / belt 414E. The reduction gear train 414F is installed on the load path between the output shaft of the driving motor 413 and the drive gear 414A, and the drive gear 414A and the reduction gear train 414F are both installed on the frame 1, and the drive gear 414A meshes with the final gear of the reduction gear train 414F to transmit power. Here, the drive gear 414A is connected to the driving motor 413 via the reduction gear train 414F, which is said to be indirectly driven by the driving motor 413. Of course, in other embodiments, the drive gear 414A may be directly connected to the output shaft of the driving motor 413, which is said to be directly driven by the driving motor 413.

[0035] The driven gear 414B is installed on the first screw rod 411 of one of the two linear motion parts 41 and meshes with the drive gear 414A; The first driven wheel 414C is installed on the first screw rod 411 and rotates synchronously with the first screw rod 411. The second driven wheel 414D is installed on the second screw rod 411 of the other linear motion part of the two linear motion parts 41 and rotates synchronously with the second screw rod 411. A transmission chain / belt 414E transmission-connects the first driven wheel 414C and the second driven wheel 414D.

[0036] In this embodiment, the transmission chain / belt 414E is a transmission chain or belt, ie, a chain or belt, and the first driven wheel 414C and the second driven wheel 414D both employ sprockets or both employ pulleys.

[0037] With this design, one driving motor 413 can simultaneously drive the first screw rod 411 and the second screw rod 411 to rotate synchronously, and further drive both ends of the upper roll brush 3 and the lower roll brush 2 to move synchronously, thereby avoiding seizing.

[0038] According to a second aspect, this embodiment further provides a toilet cleaning robot, which comprises the self-cleaning roll brush and frame 1 according to the above embodiment, and has all the beneficial effects of the above self-cleaning roll brush.

[0039] The above is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and those skilled in the art can easily think of various equivalent modifications and replacements within the technical scope disclosed in the present invention, and all such modifications and replacements should be included in the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be equivalent to the scope of protection of the claims. [Explanation of symbols]

[0040] In the figure, 1 frame, 2 Lower Roll Brush, 3 Upper roll brush, 31 Roller body, 32 Adapter, 321 First connecting member, 322 Second connecting member, 4 Linear motion mechanism, 41 Linear motion parts, 411 Screw rod, 412 Slider member, 412A Linear slider, 412B Base, 412C Linear guide rail, 413 Drive motor, 414 Intermediate power transmission parts, 414A Drive gear, 414B Driven gear, 414C First driven wheel, 414D Second driven wheel, 414E Transmission chain / belt, 414F Reduction gear train

Claims

1. A self-cleaning roll brush mounted on a frame (1), A lower roll brush (2) configured to be rotatable about a first roll brush axis of the lower roll brush (2); a linear motion mechanism (4) installed on the frame (1) and connected to the lower roll brush (2); an upper roll brush (3) installed on the upper side of the lower roll brush (2), configured to be rotatably connected to the linear motion mechanism (4) about a pivot axis and configured to be rotatable about a second roll brush axis of the upper roll brush (3), the pivot axis and the second roll brush axis of the upper roll brush (3) being not coaxial; The linear motion mechanism (4) is configured to drive the lower roll brush (2) and the upper roll brush (3) to move them along a first linear direction; When the upper roll brush (3) and the lower roll brush (2) are mounted on the linear motion mechanism (4), when viewed along the first linear direction and a direction perpendicular to the first roll brush axis or the second roll brush axis, the first roll brush axis is located between the second roll brush axis and the pivot axis.

2. The upper roll brush (3) is A roller body (31) installed on the upper side of the lower roll brush (2); at least one adapter (32) having one end connected to one end of the roller body (31) and the other end rotatably connected to the linear motion mechanism (4) around the pivot axis; 2. The self-cleaning roll brush according to claim 1, wherein, when viewed along a direction parallel to the second roll brush axis or the pivot axis, the second roll brush axis is offset from the pivot axis and is located above the pivot axis and the first roll brush axis.

3. The at least one adapter (32) a first connecting member (321) having one end rotatably connected to the linear motion mechanism (4) around the pivot axis; a second connecting member (322) having one end connected to the other end of the first connecting member (321) and the other end connected to one end of the roller body (31); 3. The self-cleaning roll brush of claim 2, wherein the first connecting member (321) and the second connecting member (322) are disposed at an angle therebetween, and the angle is an obtuse angle.

4. The linear motion mechanism (4) is A screw rod (411) extending along the first linear direction; a slider member (412) slidably mounted on the frame (1) and screwed to the screw rod (411), the slider member (412) configured to move linearly along a first linear direction; 4. The self-cleaning roll brush of claim 3, further comprising at least one linear motion part (41) including a drive motor (413) configured to be power-transmittingly connected to the screw rod (411) to drive and rotate the screw rod (411).

5. The slider member (412) is a linear slider (412A) slidably mounted on the frame (1) along the first linear direction; 5. The self-cleaning roll brush according to claim 4, further comprising: a base (412B) fixedly connected to the linear slider (412A), screwed onto the screw rod (411), connected to one end of the lower roll brush (2), and rotatably connected to the first connecting member (321) of the adapter (32).

6. The self-cleaning roll brush of claim 5, characterized in that the slider member (412) further includes a linear guide rail (412C) installed on the frame (1), and the linear slider (412A) is slidably fitted into the linear guide rail (412C).

7. Two of the adapters (32) and two of the linear motion parts (41) are installed, one of the two adapters (32) is connected to one end of the upper roll brush (3) and one of the two linear motion parts (41), and the other of the two adapters (32) is connected to the other end of the upper roll brush (3) and the other of the two linear motion parts (41); The self-cleaning roll brush of claim 5, characterized in that the linear motion mechanism (4) further includes an intermediate power transmission part (414), which is configured to transmit the power of the driving motor (413) to the two linear motion parts (41) by being transmission-connected to the driving motor (413) and the two linear motion parts (41).

8. The intermediate power transmission component (414) is A drive gear (414A) configured to be driven directly or indirectly by the drive motor (413); a driven gear (414B) installed on a first screw rod (411) of one of the two linear motion parts (41) and meshing with the drive gear (414A); A first driven wheel (414C) installed on the first screw rod (411) and rotating synchronously with the first screw rod (411); A second driven wheel (414D) is installed on the second screw rod (411) of the other linear motion part of the two linear motion parts (41) and rotates synchronously with the second screw rod (411); 8. The self-cleaning roll brush of claim 7, further comprising a transmission chain / belt (414E) for transmission-connecting said first driven wheel (414C) and said second driven wheel (414D).

9. The self-cleaning roll brush of claim 7, wherein the intermediate power transmission parts further include a reduction gear train (414F) installed on a load path between the output shaft of the drive motor (413) and the drive gear (414A).

10. A toilet cleaning robot comprising the self-cleaning roll brush according to any one of claims 1 to 9.

Images