CN216256900U - Cleaning robot and dust pushing mechanism thereof - Google Patents
Cleaning robot and dust pushing mechanism thereof Download PDFInfo
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- CN216256900U CN216256900U CN202122092708.2U CN202122092708U CN216256900U CN 216256900 U CN216256900 U CN 216256900U CN 202122092708 U CN202122092708 U CN 202122092708U CN 216256900 U CN216256900 U CN 216256900U
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Abstract
The utility model is suitable for the field of cleaning robots and provides a cleaning robot and a dust pushing mechanism thereof. Wherein, dirt pushes away the mechanism and includes cam, power device, chassis, connecting rod, elastic component and dirt cloth subassembly. The cam is in driving connection with the power device; the connecting end of the connecting rod is rotatably connected with the chassis, and the moving end of the connecting rod is connected with the dust cloth component. The elastic piece is used for propping against or tensioning the moving end of the connecting rod in the direction back to the dust cloth component by utilizing the elasticity of the elastic piece; the cam is used for jacking the moving end of the connecting rod towards the direction of the dust cloth component under the driving of the power device. Therefore, the utility model realizes the relative motion of the dust cloth component and the object to be cleaned in a cam and connecting rod mode, saves the space of the dust pushing mechanism, enables the space layout of the dust pushing mechanism to be more compact, and is beneficial to the fine design of the cleaning robot.
Description
Technical Field
The utility model belongs to the field of cleaning robots, and particularly relates to a cleaning robot and a dust pushing mechanism thereof.
Background
At present cleaning machines people, especially the robot that uses the dust absorption as the main all is equipped with the dirt and pushes away the function, and cleaning machines people on the market's dirt pushes away the mechanism and mostly all hangs at the fuselage afterbody, generally realizes the elevating movement of dirt cloth through the mode of electric push rod + connecting rod, but this elevation structure occupies direction of height space more, is unfavorable for cleaning machines people's design that becomes more meticulous.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cleaning robot and a dust pushing mechanism thereof, and aims to solve the problem that a lifting structure of the dust pushing mechanism in the prior art occupies more space in the height direction.
The utility model is realized in such a way that a dust pushing mechanism is used for being arranged on a cleaning robot and comprises a cam, a power device, a chassis, a connecting rod, an elastic piece and a dust cloth component; the cam is in driving connection with the power device, one end of the connecting rod is a connecting end, and the other end of the connecting rod is a moving end; the connecting end of the connecting rod is rotatably connected with the chassis, the moving end of the connecting rod is connected with the dust cloth component, and the elastic piece is used for supporting or tensioning the moving end of the connecting rod in a direction back to the dust cloth component by utilizing the elasticity of the elastic piece; the cam is used for pressing the moving end of the connecting rod towards the direction of the dust cloth component under the driving of the power device.
In one embodiment, the dust cloth assembly comprises a dust cloth mounting plate and a dust cloth, and the dust cloth is mounted at the bottom of the dust cloth mounting plate.
In one embodiment, the elastic member is located above the link, and the elastic member upwardly tensions the moving end of the link; or the elastic piece is positioned below the connecting rod and upwards abuts against the moving end of the connecting rod.
In an embodiment, the dust pushing mechanism further includes a limiting member, a first travel switch, a second travel switch, and a controller, and the first travel switch, the second travel switch, and the power device are all electrically connected to the controller; the limiting part is arranged on the connecting rod and is suitable for moving under the driving of the connecting rod, and the first travel switch and the second travel switch are respectively arranged at different positions on the moving travel of the limiting part and are suitable for being triggered by the limiting part to control the power device to stop working.
In one embodiment, the dust cloth component is rotationally connected with the moving end of the connecting rod; the dust cloth component further comprises a dust pushing chute plate, and the dust pushing chute plate is rotatably connected with the moving end of the connecting rod.
In one embodiment, the dust cloth assembly further comprises a dust pushing chute plate, the dust pushing chute plate is provided with a chute, the chute extends along the length direction of the dust pushing chute plate, and a port of the chute is communicated with the outer side surface of the dust pushing chute plate; the dust cloth mounting plate is provided with a sliding block, and the sliding block is clamped in the sliding groove in a sliding mode.
In an embodiment, the slider has a large head end, the bottom end of the sliding chute has a notch along the length direction of the sliding chute, and the edge of the notch extends towards the inner side of the notch to form a narrow edge for preventing the large head end from separating from the sliding chute.
In an embodiment, the dust cloth assembly further comprises a locking screw for fastening the dust cloth mounting plate, and the dust cloth mounting plate is fixedly connected with the dust push chute plate or tightly propped against each other through the locking screw.
In an embodiment, the dust pushing mechanism further comprises a limiting block, the limiting block is fixed on the chassis and protrudes downwards out of the bottom surface of the chassis, and the bottom surface of the limiting block is parallel to the horizontal plane.
In one embodiment, at least two limiting blocks are fixed on the bottom surface of the chassis and distributed on two sides of the connecting rod.
In one embodiment, the elastic member is an extension spring or a spring plate.
In an embodiment, the bottom of dirt cloth mounting panel is equipped with the magic subsides, the dirt cloth passes through the magic is pasted and is installed on the dirt cloth mounting panel.
The utility model also provides a cleaning robot for solving the technical problems, which comprises a machine body, wherein the bottom of the machine body is provided with any one of the dust pushing mechanisms.
Compared with the prior art, the utility model has the beneficial effects that:
the cam of the utility model is driven by the power device to press the connecting rod towards the direction of the dust cloth component, and the connecting rod is connected with the dust cloth component, so that the dust cloth component can move along with the connecting rod. When the cam presses the connecting rod, the dust cloth component can be tightly attached to a cleaned object (the cleaned object can be the ground below the dust pushing mechanism or the wall surface on the side of the dust pushing mechanism); when the cam is disengaged from the connecting rod (namely the cam and the connecting rod are in a non-contact state), the elastic piece supports against or tightens the moving end of the connecting rod in the direction back to the dust cloth component by utilizing the elasticity of the elastic piece; leaving the dirt cloth assembly away from the object being cleaned. Therefore, the utility model realizes the relative motion of the dust cloth component and the object to be cleaned in a cam and connecting rod mode, saves the space of the dust pushing mechanism, enables the space layout of the dust pushing mechanism to be more compact, and is beneficial to the fine design of the cleaning robot.
Drawings
Fig. 1 is a schematic perspective view of a dust pushing mechanism according to an embodiment of the present invention;
FIG. 2 is an exploded view of the dust push mechanism of FIG. 1;
FIG. 3 is a schematic longitudinal cross-sectional view of the dust push mechanism shown in FIG. 1;
fig. 4 is a schematic longitudinal sectional view of a dust pushing mechanism according to a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. "rotationally connected" means that two components are connected so as to be rotatable relative to each other, e.g. hinged. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Implementing one step:
referring to fig. 1 to 3, a dust pushing mechanism provided in this embodiment is shown, which includes a cam 1, a power device 2, a chassis 3, a connecting rod 4, an elastic member 5, a dust pushing chute plate 6, a dust cloth assembly, a locking screw 9, and a limiting block a. Wherein, dirt cloth subassembly includes dirt cloth mounting panel 7 and dirt cloth 8, and dirt cloth 8 is installed on dirt cloth mounting panel 7.
The cam 1 is connected with an output shaft of the power device 2, in the embodiment, a rotating electric machine is adopted as the power device 2, and in practical application, the rotating electric machine can be replaced by other devices or combined structures capable of outputting rotating power.
One end of the connecting rod 4 is a connecting end 41, and the other end is a moving end 42. Install connecting rod installed part 31 on the top surface of chassis 3, connecting rod installed part 31 is a U type spare, and the mounting hole has been seted up to the both sides wall of connecting rod installed part 31, and the link 41 and the connecting rod installed part 31 of connecting rod 4 rotate to be connected.
The elastic member 5 is located above the connecting rod 4, and in the embodiment, the elastic member 5 is a tension spring. The elastic member 5 has one end fixed to the link mounting member 31 and the other end connected to the moving end 42 of the link 4 (the moving end 42 of the link 4 is an end located below the cam 1 and capable of swinging up and down).
When the dust pushing mechanism is in an idle state, the elastic member 5 is used for supporting or tensioning the moving end 42 of the connecting rod 4 in a direction back to the dust cloth assembly by using the elasticity of the elastic member, and at the moment, the dust cloth assembly is pulled up and is not in contact with the cleaned object. When the dust pushing mechanism is in a cleaning state, the cam 1 is driven by the power device 2 to rotate and press the moving end 42 of the connecting rod 4 towards the direction of the dust cloth component, so that the moving end 42 and the dust cloth component move towards the object to be cleaned until the dust cloth component is contacted with the object to be cleaned.
The cam 1 of the embodiment is driven by the power device 2 to press the connecting rod 4 towards the dust cloth component, and the connecting rod 4 is connected with the dust cloth component, so that the dust cloth component can move along with the connecting rod 4. When the cam 1 presses against the moving end 42 of the connecting rod 4, the dust cloth component can be tightly attached to the object to be cleaned, so that the dust removing operation can be carried out. It is easy to understand that, by setting the positions of the cam 1 and the connecting rod 4, the moving process of the moving end 42 may be up-and-down swinging or left-and-right swinging, that is, the cleaning object of the dust pushing mechanism of the present embodiment may be the ground under the dust pushing mechanism or the wall surface outside the dust pushing mechanism.
When the cam 1 and the connecting rod 4 are disengaged (i.e. the cam 1 and the connecting rod 4 are in a non-contact state), the elastic piece 5 supports or tensions the moving end 42 of the connecting rod 4 in the direction back to the dust cloth component by using the self elasticity; leaving the dirt cloth assembly away from the object being cleaned.
Therefore, in the embodiment, the relative movement of the dust cloth component relative to the object to be cleaned can be realized in the mode of the cam 1+ the connecting rod 4, the space of the dust pushing mechanism is saved, the spatial layout of the dust pushing mechanism is more compact, and the fine design of the cleaning robot is facilitated.
In the present embodiment, the operation principle of the dust pushing mechanism of the present embodiment will be described in detail by taking the case where the cam 1 is located above the link 4.
The dust pushing mechanism of this embodiment further includes a limiting member b, a first travel switch c, a second travel switch d, and a controller (not shown in the figure).
The first travel switch c, the second travel switch d and the power device 2 are electrically connected with the controller, the first travel switch c and the second travel switch d send signals triggered by the first travel switch c and the second travel switch d to the controller, and the controller controls the power device 2 to work according to the signals. In this embodiment, the first travel switch c and the second travel switch d are both microswitches. In other embodiments, the first and second travel switches c and d may be magnetic switches, such as reed switches.
The limiting part b is disposed on the connecting rod 4 and is suitable for being driven by the connecting rod 4 to move, and in this embodiment, the limiting part b can move up and down along with the connecting rod 4. The top surface of the chassis 3 is provided with a motor mounting plate 32, the power device 2 is fixed on the motor mounting plate 32, the motor mounting plate 32 is fixed with a first travel switch c and a second travel switch d corresponding to the limiting part b, and the first travel switch c and the second travel switch d are respectively arranged at different positions on the moving stroke of the limiting part b and are suitable for being triggered by the limiting part b to control the power device 2 to stop working. In this embodiment, the first travel switch c is located right above the limiting part b and close to the top of the motor mounting plate 32, the second travel switch d is located on the side of the limiting part b and close to the bottom of the motor mounting plate 32, when the limiting part b moves upward to the position where the baffle touches the first travel switch c, it is described that the connecting rod 4 moves upward to the set highest point position, the first travel switch c is triggered, and at this time, the controller controls the power device 2 to stop working, and the dust cloth 8 keeps a state of leaving the ground. When the limiting piece b moves downwards to a position corresponding to the second travel switch d, it is described that the connecting rod 4 moves downwards to a set lowest point position, the second travel switch d is triggered, at this time, the controller controls the power device 2 to stop working, and the dust cloth 8 keeps a state of being close to the ground.
The dust cloth component is rotationally connected with the moving end of the connecting rod. The dust cloth component further comprises a dust pushing chute plate 6, the top of the dust pushing chute plate 6 is rotatably connected with the moving end 41 of the connecting rod 4, so that the dust pushing chute plate 6 can move up and down along with the connecting rod 4, and meanwhile, the dust pushing chute plate 6 can swing relative to the connecting rod 4. The bottom end of the dust pushing chute plate 6 is provided with a chute 61, the chute 61 extends along the length direction of the dust pushing chute plate 6, and the port of the chute 61 is communicated with the outer side surface of the dust pushing chute plate 6; the dust cloth mounting plate 7 is provided with a slide block 71, and the slide block 71 is slidably clamped in the chute 61.
Specifically, in order to prevent the slider 71 from separating from the sliding groove 61, the slider 71 has a large end, and the notch of the sliding groove 61 extends toward the inner side of the notch to form a narrow edge 62 for preventing the large end from separating from the sliding groove 61. In practical applications, the sliding groove 61 may be a T-shaped groove, a dovetail groove, or another opening groove with an inner dimension larger than the size of the notch.
The dust cloth component also comprises a locking screw 9 used for fastening the dust cloth mounting plate 7, and the dust cloth mounting plate 7 is fixedly connected with the dust push chute plate 6 or mutually propped through the locking screw 9. Specifically, a fixing portion 71 extending upward may be provided at an end of the dust cloth mounting plate 7, a first threaded hole is provided on the fixing portion 71, a limiting portion 62 extending upward is provided at an end of the dust push chute plate 6, the locking screw 9 penetrates into the first threaded hole, the locking screw 9 is screwed, and the locking screw 9 can push against the limiting portion 63 of the dust push chute plate 6. Further, a second threaded hole 631 can be formed in the position, corresponding to the threaded hole, of the limiting portion 63, the locking screw 9 is screwed, and the locking screw 9 can be connected with the second threaded hole in the limiting portion 63, so that the dust cloth mounting plate 7 and the dust pushing chute plate 6 are fixedly connected. After the dust cloth mounting plate 7 is mounted, the screw 9 can be screwed down, the locking screw 9 can limit the left and right displacement of the dust cloth mounting plate 7, and when the dust cloth mounting plate 7 needs to be dismounted, the locking screw 9 can be unscrewed, and the dust cloth mounting plate 7 can be pulled out.
Because the dust cloth mounting plate 7 can be pushed and pulled along the side direction of the dust pushing mechanism, the whole dust pushing mechanism does not need to be disassembled for replacement, and the dust cloth 8 and the dust cloth mounting plate 7 are greatly convenient to take out and replace.
The limiting block a is fixed on the chassis 3 and protrudes downwards out of the bottom surface of the chassis 3, and the bottom surface of the limiting block a is parallel to the horizontal plane. In this embodiment, at least two limiting blocks a are fixed on the bottom surface of the chassis 3, and are distributed on two sides of the connecting rod 4. Through setting up stopper a, can make dirt cloth mounting panel 7 rotate to the position that is close to being on a parallel with chassis 3, accomplish the lifting, when having avoided non-dirt to push operating condition simultaneously, the unexpected rotation of dirt cloth mounting panel 7 leads to the condition that dirt cloth 8 and ground are interfered.
In order to facilitate the assembly and disassembly of the dust cloth 8, the bottom end of the dust cloth mounting plate 7 is provided with a magic tape e, and the dust cloth 8 is mounted on the dust cloth mounting plate 7 through the magic tape e.
The embodiment also provides a cleaning robot, which comprises a machine body, wherein the dust pushing mechanism is arranged at the bottom of the machine body.
Example two:
the embodiment provides a dust pushing mechanism, which comprises a cam 1, a rotary power device 2, a chassis 3, a connecting rod 4, an elastic part 5, a dust pushing chute plate 6, a dust cloth mounting plate 7, dust cloth 8, a locking screw 9 and a limiting block.
The difference between the present embodiment and the first embodiment is:
referring to fig. 4, the elastic member 5 of the present embodiment is an elastic piece, and an elastic piece mounting member 32 is fixed to the bottom of the chassis 3, and the elastic piece is fixed to the elastic piece mounting member 32. The elastic piece 5 is located below the connecting rod 4 and is clamped between the connecting rod 4 and the elastic piece mounting piece 32, the elastic piece 5 is in a contraction state, and when the cam 1 has no space interference with the connecting rod 4, the elastic piece upwards supports against the moving end 41 of the connecting rod 4. When the cam 1 presses the connecting rod 4 downwards, the elastic sheet is further contracted, and the connecting rod 4 and the dust cloth mounting plate 7 move downwards.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (13)
1. A dust pushing mechanism is used for being installed on a cleaning robot and is characterized by comprising a cam, a power device, a chassis, a connecting rod, an elastic piece and a dust cloth component; the cam is in driving connection with the power device; one end of the connecting rod is a connecting end, and the other end of the connecting rod is a moving end; the connecting end of the connecting rod is rotatably connected with the chassis, the moving end of the connecting rod is connected with the dust cloth component, and the elastic piece is used for supporting or tensioning the moving end of the connecting rod in a direction back to the dust cloth component by utilizing the elasticity of the elastic piece; the cam is used for pressing the moving end of the connecting rod towards the direction of the dust cloth component under the driving of the power device.
2. The dust pushing mechanism of claim 1, wherein the dust cloth assembly comprises a dust cloth mounting plate and a dust cloth, the dust cloth being mounted to a bottom of the dust cloth mounting plate.
3. The dust pushing mechanism as claimed in claim 1, wherein the elastic member is located above the link, and the elastic member tensions the moving end of the link upward; or the elastic piece is positioned below the connecting rod and upwards abuts against the moving end of the connecting rod.
4. The dust pushing mechanism as claimed in any one of claims 1 to 3, further comprising a limiting member, a first travel switch, a second travel switch and a controller, wherein the first travel switch, the second travel switch and the power device are electrically connected to the controller; the limiting part is arranged on the connecting rod and is suitable for moving under the driving of the connecting rod, and the first travel switch and the second travel switch are respectively arranged at different positions on the moving travel of the limiting part and are suitable for being triggered by the limiting part to control the power device to stop working.
5. The dust pushing mechanism as claimed in any one of claims 1 to 3, wherein the dust cloth assembly is rotatably connected to the moving end of the link; the dust cloth component further comprises a dust pushing chute plate, and the dust pushing chute plate is rotatably connected with the moving end of the connecting rod.
6. The dust pushing mechanism as claimed in any one of claims 1 to 3, wherein the dust cloth assembly further comprises a dust pushing chute plate, the dust pushing chute plate is provided with a chute extending along a length direction of the dust pushing chute plate, and a port of the chute is communicated with an outer side surface of the dust pushing chute plate; the dust cloth mounting plate is provided with a sliding block, and the sliding block is clamped in the sliding groove in a sliding mode.
7. The dust pushing mechanism as claimed in claim 6, wherein the sliding block has a large end, the bottom end of the sliding chute has a notch along the length direction of the sliding chute, and the edge of the notch extends towards the inner side of the notch to prevent the large end from separating from the narrow side of the sliding chute.
8. The dust pushing mechanism as claimed in claim 6, wherein the dust cloth assembly further comprises a locking screw for fastening the dust cloth mounting plate, and the dust cloth mounting plate is fixedly connected with or tightly pressed against the dust pushing chute plate through the locking screw.
9. The dust pushing mechanism as claimed in any one of claims 1 to 3, further comprising a limiting block fixed on the chassis and protruding downwards from the bottom surface of the chassis, wherein the bottom surface of the limiting block is parallel to the horizontal plane.
10. The dust pushing mechanism as claimed in claim 9, wherein at least two limiting blocks are fixed on the bottom surface of the chassis, and the at least two limiting blocks are distributed on two sides of the connecting rod.
11. A dust pushing mechanism as claimed in any one of claims 1 to 3, wherein the resilient member is an extension spring or a leaf spring.
12. The dust pushing mechanism as claimed in claim 2, wherein a hook and loop fastener is provided at a bottom end of the dust cloth mounting plate, and the dust cloth is mounted on the dust cloth mounting plate through the hook and loop fastener.
13. A cleaning robot comprising a body, wherein a dust pushing mechanism as claimed in any one of claims 1 to 12 is installed at the bottom of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122092708.2U CN216256900U (en) | 2021-08-31 | 2021-08-31 | Cleaning robot and dust pushing mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122092708.2U CN216256900U (en) | 2021-08-31 | 2021-08-31 | Cleaning robot and dust pushing mechanism thereof |
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| Publication Number | Publication Date |
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| CN216256900U true CN216256900U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122092708.2U Active CN216256900U (en) | 2021-08-31 | 2021-08-31 | Cleaning robot and dust pushing mechanism thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115104976A (en) * | 2022-07-27 | 2022-09-27 | 凌度(广东)智能科技发展有限公司 | Cleaning device and cleaning robot |
| WO2024022233A1 (en) * | 2022-07-27 | 2024-02-01 | 凌度(广东)智能科技发展有限公司 | Cleaning device, sewage recovery system, curtain wall cleaning robot, and cleaning robot |
-
2021
- 2021-08-31 CN CN202122092708.2U patent/CN216256900U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115104976A (en) * | 2022-07-27 | 2022-09-27 | 凌度(广东)智能科技发展有限公司 | Cleaning device and cleaning robot |
| WO2024022233A1 (en) * | 2022-07-27 | 2024-02-01 | 凌度(广东)智能科技发展有限公司 | Cleaning device, sewage recovery system, curtain wall cleaning robot, and cleaning robot |
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