Cleaning robots and cleaning devices

Abstract

This application relates to a cleaning robot and a cleaning device. The cleaning robot includes a first functional assembly, a second functional assembly, and a lifting mechanism, the lifting mechanism including a first rotating member, a first cable with one end wrapped around the first rotating member and the other end connected to the first functional assembly, a second rotating member, a second cable with one end wrapped around the second rotating member and the other end connected to the second functional assembly, and a drive assembly that drives the first rotating member to rotate, thereby raising and lowering the first functional assembly by the first cable, and drives the second rotating member to rotate, thereby raising and lowering the second functional assembly by the second cable. In this way, the first functional assembly and the second functional assembly share a single lifting structure, thereby simplifying the structure of the cleaning robot and reducing manufacturing costs.

Claims

1. It includes a first functional assembly, a second functional assembly, and a lifting mechanism, the lifting mechanism being, First rotating member and A first cable, one end of which is wrapped around the first rotating member and the other end of which is connected to the first functional assembly, The second rotating member and A second cable, one end of which is wrapped around the second rotating member and the other end of which is connected to the second functional assembly, A cleaning robot characterized by including a drive assembly that drives a first rotating member to rotate, thereby raising and lowering the first functional assembly via the first cable, and drives a second rotating member to rotate, thereby raising and lowering the second functional assembly via the second cable.

2. The cleaning robot according to claim 1, characterized in that the first functional assembly and the second functional assembly are both in a lowered state or an raised state by the lifting mechanism, or one is in an raised state and the other is in a lowered state.

3. The cleaning robot according to claim 2, characterized in that it has an initial operating state, and in the initial operating state, both the first functional assembly and the second functional assembly are in the lowered state.

4. In the initial operating state, with respect to the position where the first rotating member is located, the first rotating member has a first maximum angle of rotation along the first direction and a second maximum angle of rotation along the second direction. In the initial operating state, with respect to the position where the second rotating member is located, the second rotating member has a third maximum angle of rotation along the first direction and a fourth maximum angle of rotation along the second direction. The cleaning robot according to claim 3, characterized in that the first direction and the second direction are opposite, and the first maximum angle is greater than the third maximum angle.

5. The cleaning robot according to claim 4, characterized in that the lifting mechanism is configured such that, in the process of the first rotating member rotating along the first direction from a position corresponding to the initial operating state to a position corresponding to the first maximum angle, the first rotating member and the second rotating member are converted from a state in which both are rotating to a state in which the first rotating member rotates and the second rotating member stops rotating.

6. When the first rotating member rotates by a first maximum angle along the first direction, the first functional assembly is in the raised state, and when the first rotating member rotates by a second maximum angle along the second direction, the first functional assembly is in the raised state. The cleaning robot according to claim 4, characterized in that when the second rotating member rotates along the first direction to the third maximum angle, the second functional assembly is in the raised state, and when the second rotating member rotates along the second direction to the fourth maximum angle, the second functional assembly maintains the lowered state.

7. The cleaning robot according to claim 6, characterized in that when the first rotating member rotates to the first maximum angle along the first direction, the first rotating member releases the first cable and then wraps it around it.

8. The cleaning robot according to claim 3, wherein the lifting mechanism further includes a housing, both the first rotating member and the second rotating member are at least partially housed within the housing, the housing has a first through hole and a second through hole formed therein, the first cable is drilled through the first through hole and the second cable is drilled through the second through hole.

9. The cleaning robot according to claim 8, characterized in that the direction in which the first cable passes through the housing and the direction in which the second cable passes through the housing are opposite.

10. The cleaning robot according to claim 8, wherein one of the housing and the second rotating member has a boss, and the other has a position limiting surface, and the second rotating member stops rotating when the boss comes into contact with the position limiting surface along the circumferential direction during the rotation of the second rotating member.

11. The cleaning robot according to claim 10, characterized in that, before the second rotating member stops rotating, the first rotating member and the second rotating member rotate synchronously, and when the second rotating member stops rotating, the first rotating member can continue to rotate in its original direction relative to the second rotating member, and one of the first rotating member and the second rotating member has a bump and the other has a positioning surface, and when the bump contacts the positioning surface in the circumferential direction, the first rotating member stops rotating in its original direction relative to the second rotating member.

12. The cleaning robot according to claim 8, characterized in that the first rotating member has a first fixing portion for fixing the end of the first cable, the second rotating member has a second fixing portion for fixing the end of the second cable, and in the initial operating state, the first fixing portion is provided along the circumferential direction of the first rotating member at a distance from the first through hole and the second through hole, and the second fixing portion is provided at a distance from the first through hole and the second through hole.

13. The cleaning robot according to claim 12, characterized in that, in the initial operating state, the first fixed part and the second fixed part are in the same position in the circumferential direction of the first rotating member.

14. The cleaning robot according to claim 1, characterized in that the first rotating member and the second rotating member rotate in the same direction.

15. The first rotating member and the second rotating member rotate synchronously, or The cleaning robot according to claim 14, characterized in that the first rotating member and the second rotating member rotate relative to each other.

16. The cleaning robot according to claim 15, characterized in that when the first rotating member and the second rotating member rotate synchronously, the first rotating member releases the first cable and the second rotating member wraps around the second cable, or the first rotating member wraps around the first cable and the second rotating member releases the second cable.

17. The cleaning robot according to claim 14, characterized in that the winding direction of the first cable on the first rotating member and the winding direction of the second cable on the second rotating member are the same or opposite.

18. The cleaning robot according to claim 1, characterized in that the drive assembly drives the first rotating member to rotate, and the second rotating member is configured to rotate by the action of the first rotating member.

19. The maximum rotation angle corresponding to the first rotating member is greater than the maximum rotation angle corresponding to the second rotating member. The cleaning robot according to claim 18, characterized in that when the second rotating member rotates to the corresponding maximum rotation angle, the second rotating member stops rotating, and the first rotating member can continue to rotate relative to the second rotating member.

20. The cleaning robot according to claim 18, characterized in that the first rotating member and the second rotating member are provided coaxially.

21. The cleaning robot according to claim 1, wherein the lifting mechanism further includes an elastic member, the elastic member abuts between the first rotating member and the second rotating member, and the first rotating member is driven by the elastic member to rotate the second rotating member synchronously.

22. The cleaning robot according to claim 1, characterized in that one of the first functional assembly and the second functional assembly is a wet cleaning assembly, and the other is a dry cleaning assembly.

23. The cleaning robot according to claim 22, wherein the wet cleaning assembly includes a roller, and the dry cleaning assembly includes a rotating brush, and the axes of the roller and the rotating brush are parallel to each other.

24. The cleaning robot according to claim 1, further comprising a third functional assembly, the third functional assembly being connected to the first cable and moving up and down in synchronization with the first functional assembly, or being connected to a second cable and moving up and down in synchronization with the second functional assembly.

25. The cleaning robot according to claim 1, further comprising a first characteristic member and a second characteristic member, wherein the first cable includes an elastic first elastic section, the first characteristic member is provided at both opposing ends of the first elastic section, and the second cable includes an elastic second elastic section, the second characteristic member is provided at both opposing ends of the second elastic section.

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