Rolling brush device and cleaning robot

Abstract

The utility model provides a rolling brush device and a cleaning robot, the rolling brush device comprises a rack, a rolling brush assembly and a lifting assembly, and the lifting assembly comprises a power part, a plurality of first connecting rods and a plurality of second connecting rods; the first connecting rods are hinged to one another and can swing one another. The connecting end of the power piece is connected to the rack in a swinging manner; the output end of the power piece is connected to one first connecting rod, and the other first connecting rod is connected to the mounting seat; the plurality of second connecting rods are arranged in a quadrilateral manner and are connected to the rack and the mounting seat in a swinging manner, so that the plurality of second connecting rods can be movably adjusted relative to the rack and the mounting seat, and the swinging stability of the mounting seat is ensured; according to the rolling brush device, the peripheral space of the mounting base is utilized through the power piece, the first connecting rods and the second connecting rods, so that the power piece, the first connecting rods and the second connecting rods occupy a small area, the vertical space of the power piece and the mounting base is reduced, and the occupied space of the rolling brush device is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cleaning robot, especially a kind of rolling brush device and cleaning robot. BACKGROUND

[0002] With the development of science and technology, cleaning robot is applied to shopping mall, supermarket, hospital, hotel and other places, and the rolling brush device is part of floor washing robot, and the cleaning robot is used to wash floor.

[0003] In the prior art, the existing rolling brush device includes a rack, a rolling brush assembly and a push rod motor. The rolling brush assembly is connected to the rack in a lifting manner. The push rod motor is arranged in the rack and the rolling brush assembly. The push rod motor is arranged in a vertical direction. The fixed end of the push rod motor is connected to the rack. The output end of the push rod motor is connected to the rolling brush assembly and drives the rolling brush assembly to lift. However, the push rod motor and the rolling brush assembly are arranged in an up-down direction, which results in a large space occupied by the existing rolling brush device. SUMMARY

[0004] The utility model aims at providing a kind of rolling brush device and cleaning robot, and the rolling brush assembly includes mounting seat and rolling brush;Mounting seat is connected to the rack in a lifting manner, and is lifted or lowered relative to the rack;Rolling brush is rotatably connected to mounting seat;Lifting assembly is arranged between mounting seat and rack;Lifting assembly includes power piece, multiple first connecting rods, multiple second connecting rods;Multiple first connecting rods are hinged to each other and can swing relative to each other;The connecting end of power piece is swingably connected to the rack;The output end of power piece is connected to a first connecting rod, and another first connecting rod is connected to mounting seat;Multiple second connecting rods are arranged in quadrilateral, and multiple second connecting rods are swingably connected to the rack and mounting seat, so that multiple second connecting rods can be adjusted relative to the rack and mounting seat, to ensure the swing stability of mounting seat. At the same time, the power piece, multiple first connecting rods and multiple second connecting rods utilize the circumferential space of the mounting seat, so that the power piece, multiple first connecting rods and multiple second connecting rods occupy a smaller area, thereby reducing the up-down space between the power piece and the mounting seat and reducing the space occupied by the rolling brush device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A rolling brush device is applied to a cleaning robot. The rolling brush device includes:

[0007] A rack;

[0008] A rolling brush assembly includes a mounting seat and a rolling brush. The mounting seat is connected to the rack in a lifting manner and is lifted or lowered relative to the rack. The rolling brush is rotatably connected to the mounting seat.

[0009] A lifting assembly is arranged between the mounting base and the frame; the lifting assembly comprises a power member, a plurality of first connecting rods, and a plurality of second connecting rods; the plurality of first connecting rods are hingedly connected to each other and can swing relative to each other; a connecting end of the power member is swingably connected to the frame; an output end of the power member is connected to one of the first connecting rods, and another first connecting rod is connected to the mounting base; the plurality of second connecting rods are arranged in a quadrilateral shape, and each of the second connecting rods is swingably connected to the frame and the mounting base.

[0010] Optionally, the plurality of second connecting rods are connected to different positions of the mounting base, respectively.

[0011] One end of each of the second connecting rods is hingedly connected to the frame, and the other end is hingedly connected to the mounting base.

[0012] Optionally, the plurality of first connecting rods form a ring-shaped connecting rod model; the ring-shaped connecting rod model is above the mounting base.

[0013] The plurality of second connecting rods form a quadrilateral connecting rod module therebetween; the quadrilateral connecting rod module is on one side of the ring-shaped connecting rod model and jointly acts on the same mounting base with the ring-shaped connecting rod model.

[0014] Optionally, the plurality of first connecting rods are sequentially connected and driven by the power member.

[0015] Optionally, the power member is arranged in a front-rear direction of the frame.

[0016] A swing base is arranged between the power member and the frame; the swing base is provided with a first connecting portion and a second connecting portion; the first connecting portion is hingedly connected to the frame; and the second connecting portion is arranged on one side of the first connecting portion and is hingedly connected to the connecting end of the power member.

[0017] Optionally, the power member is a push rod motor.

[0018] Optionally, the swing base is provided with a third connecting portion; the third connecting portion is elastically connected to the frame and elastically moves relative to the frame.

[0019] Optionally, an elastic member, which is a tension spring, is arranged between the third connecting portion and the frame.

[0020] Optionally, two ends of the tension spring are connected to the third connecting portion and the frame, respectively, and the tension spring exerts an elastic force on the swing base.

[0021] A cleaning robot comprising the rolling brush device.

[0022] Compared with the prior art, the cleaning robot has the following beneficial effects:

[0023] The utility model provides a kind of rolling brush device and cleaning robot, and rolling brush subassembly includes mounting seat and rolling brush;Mounting seat is liftablely connected in rack, and it is lifted or descended relative to rack;Rolling brush is rotatably connected in mounting seat;Lifting assembly is set between mounting seat and rack;Lifting assembly includes power part, multiple first connecting rods, multiple second connecting rods;Multiple first connecting rods are hinged to each other, and can swing each other;The connecting end of power part is swingably connected in rack;The output end of power part is connected to a first connecting rod, and another first connecting rod is connected to mounting seat;Multiple second connecting rods are arranged in quadrilateral, and multiple second connecting rods are swingably connected in rack and mounting seat, so that multiple second connecting rods can be adjusted to move relative to rack and mounting seat, guarantee the swing stability of mounting seat, simultaneously, power part, multiple first connecting rods, multiple second connecting rods utilize the circumferential side space of mounting seat, so that power part, multiple first connecting rods, multiple second connecting rods occupy smaller area, to reduce the up and down space of power part and mounting seat, reduce the occupied space of rolling brush device. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creating laborious work.

[0025] In order to more completely understand the present application and its beneficial effects, the following will be described with reference to the drawings. In the following description, the same reference numbers represent the same parts.

[0026] Fig. 1 The schematic diagram of the rolling brush device according to the utility model of the present application is shown.

[0027] Fig. 2 The exploded view of the rolling brush device according to the utility model of the present application is shown.

[0028] Fig. 3 The schematic diagram of the lifting assembly of the rolling brush device according to the utility model of the present application is shown.

[0029] Fig. 4 The connection schematic diagram of the power part and the first connecting rod of the rolling brush device according to the utility model of the present application is shown.

[0030] Fig. 5 The schematic diagram of the second connecting rod of the rolling brush device according to the utility model of the present application is shown.

[0031] Fig. 6 The schematic diagram of the elastic member, the swing seat and the power part connected in sequence of the rolling brush device according to the utility model of the present application is shown.

[0032] Reference signs

[0033] 100, rolling brush device;

[0034] 10, frame; 11, elastic member;

[0035] 20, rolling brush assembly; 21, mounting seat; 22, rolling brush;

[0036] 30, lifting assembly; 31, power member; 32, first connecting rod; 33, second connecting rod;

[0037] 40, swinging seat; 41, first connecting part; 42, second connecting part; 43, third connecting part. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0039] Please refer to the accompanying drawings Fig. 1-2 The rolling brush device 100 is applied to a cleaning robot, and the rolling brush device 100 is used for brushing and washing the ground.

[0040] Please refer to the accompanying drawings Fig. 1-2 In the embodiments of the present application, the rolling brush device 100 includes a frame 10, a rolling brush assembly 20 and a lifting assembly 30, the rolling brush assembly 20 is arranged on the lower side of the frame 10, the lifting assembly 30 is between the frame 10 and the rolling brush assembly 20, the lifting assembly 30 includes a power member 31, a plurality of first connecting rods 32 and a plurality of second connecting rods 33; the plurality of first connecting rods 32 are hingedly connected to each other and can swing relative to each other; the connecting end of the power member 31 is swingably connected to the frame 10; the output end of the power member 31 is connected to a first connecting rod 32, and another first connecting rod 32 is connected to the mounting seat 21; the plurality of second connecting rods 33 are arranged in a quadrilateral shape, and the plurality of second connecting rods 33 are swingably connected to the frame 10 and the mounting seat 21, so that the plurality of second connecting rods 33 can be adjusted relative to the frame 10 and the mounting seat 21, and the swinging stability of the mounting seat 21 is ensured, and at the same time, the circumferential side space of the mounting seat 21 is utilized by the power member 31, the plurality of first connecting rods 32 and the plurality of second connecting rods 33, so that the power member 31, the plurality of first connecting rods 32 and the plurality of second connecting rods 33 occupy a smaller area, thereby reducing the up-down space of the power member 31 and the mounting seat 21 and reducing the occupied space of the rolling brush device 100.

[0041] Please refer to the accompanying drawings Fig. 1-2In the embodiment of the present application, the rack 10 is used as a supporting component of the rolling brush device 100, and the rack 10 is used to support the rolling brush assembly 20 and the lifting assembly 30.

[0042] Please refer to the accompanying drawings Fig. 1-2 In the embodiment of the present application, the rolling brush assembly 20 comprises a mounting seat 21 and a rolling brush 22; the mounting seat 21 is arranged on the lower side of the rack 10, and the mounting seat 21 is connected to the rack 10 in a liftable manner, and is lifted or lowered relative to the rack 10, so as to adjust the position of the mounting seat 21 relative to the rack 10; the rolling brush 22 is rotatably connected to the mounting seat 21, and the rolling brush 22 is lifted or lowered along with the lifting of the mounting seat 21, so as to adjust the position of the rolling brush 22 relative to the mounting seat 21, thereby facilitating the rotation and lifting of the rolling brush 22 relative to the rack 10.

[0043] Please refer to the accompanying drawings Fig. 1-3 In the embodiment of the present application, the lifting assembly 30 is arranged between the mounting seat 21 and the rack 10; the lifting assembly 30 comprises a power member 31, a plurality of first connecting rods 32, and a plurality of second connecting rods 33; the plurality of first connecting rods 32 are hingedly connected to each other and can swing relative to each other, so as to adjust the position between the plurality of first connecting rods 32; the connecting end of the power member 31 is swingably connected to the rack 10, so as to adjust the position of the power member 31 relative to the rack 10; the output end of the power member 31 is connected to a first connecting rod 32 and drives the first connecting rod 32 to swing, and another first connecting rod 32 is connected to the mounting seat 21; the plurality of second connecting rods 33 are arranged in a quadrilateral shape, and the plurality of second connecting rods 33 are swingably connected to the rack 10 and the mounting seat 21, so that the plurality of second connecting rods 33 can be adjusted relative to the rack 10 and the mounting seat 21, thereby ensuring the stability of the swing of the mounting seat 21, and at the same time, the power member 31, the plurality of first connecting rods 32, and the plurality of second connecting rods 33 utilize the circumferential space of the mounting seat 21, so that the power member 31, the plurality of first connecting rods 32, and the plurality of second connecting rods 33 occupy a smaller area, thereby reducing the up-and-down space of the power member 31 and the mounting seat 21 and reducing the occupied space of the rolling brush device 100.

[0044] Please refer to the accompanying drawings Fig. 1-3 and 5, the plurality of second connecting rods 33 are connected to different positions of the mounting seat 21 respectively; one end of each second connecting rod 33 is hingedly connected to the rack 10, so that the second connecting rod 33 can move relative to the rack 10, and the other end is hingedly connected to the mounting seat 21, so that the second connecting rod 33 can move relative to the mounting seat 21, thereby facilitating the swing connection of the plurality of second connecting rods 33 relative to the rack 10 and the mounting seat 21 through the hinged connection, avoiding the rigid connection of the plurality of second connecting rods 33 relative to the rack 10 and the mounting seat 21, and improving the activity of the mounting seat 21 relative to the rack 10.

[0045] Please refer to the accompanying drawings Fig. 1-5The plurality of first connecting rods 32 form a ring-shaped connecting rod model; the ring-shaped connecting rod model is above the mounting seat 21, so that the plurality of first connecting rods 32 drive the mounting seat 21 to rise and fall; the plurality of second connecting rods 33 form a quadrilateral connecting rod module; the quadrilateral connecting rod module is on the right side of the ring-shaped connecting rod model and acts on the same mounting seat 21 together with the ring-shaped connecting rod model, so that the quadrilateral connecting rod module and the ring-shaped connecting rod model are arranged along the circumferential side of the mounting seat 21, thereby fully utilizing the circumferential space of the mounting seat 21, and the quadrilateral connecting rod module and the ring-shaped connecting rod model occupy a smaller area, thereby reducing the upper and lower space of the quadrilateral connecting rod module, the ring-shaped connecting rod model and the mounting seat 21, and reducing the occupied space of the rolling brush device 100.

[0046] Please refer to the accompanying drawings Fig. 4 The plurality of first connecting rods 32 are connected in sequence and are driven by the power member 31, so that the plurality of first connecting rods 32 propagate power in sequence under the driving of the power member 31, thereby facilitating the simultaneous adjustment of the positions of the plurality of first connecting rods 32.

[0047] Please refer to the accompanying drawings Fig. 1-2 Figs. 5 and 6, the power member 31 is arranged in the front-rear direction of the rack 10, so that the power member 31 is arranged transversely, avoiding the arrangement of the power member 31 in the vertical direction, thereby utilizing the circumferential space of the mounting seat 21; the power member 31 is provided with a swing seat 40 between the rack 10, the swing seat 40 is provided with a first connecting portion 41 and a second connecting portion 42, the first connecting portion 41 is hinged to the rack 10, so that the first connecting portion 41 can move relative to the rack 10, thereby facilitating the swing seat 40 to move relative to the rack 10 through the first connecting portion 41, the second connecting portion 42 is arranged on the lower side of the first connecting portion 41 and is hinged to the connecting end of the power member 31, so that the second connecting portion 42 can move relative to the power member 31, thereby facilitating the swing seat 40 to move relative to the power member 31 through the second connecting portion 42, and further facilitating the power member 31 to interact with the rack 10 through the swing seat 40, preventing the power member 31 from being rigidly connected with the rack 10, and ensuring the activity degree of the power member 31 relative to the rack 10. Optionally, the power member 31 is a push rod motor.

[0048] Please refer to the accompanying drawings Fig. 1-2 Figs. 5 and 6, the swing seat 40 is provided with a third connecting portion 43, the third connecting portion 43 is elastically connected to the rack 10 and elastically moves relative to the rack 10, so that the swing seat 40 moves relative to the rack 10 elastically through the third connecting portion 43, thereby facilitating the swing seat 40 to reset relative to the rack 10 through the elastic force, and further facilitating the swing seat 40 to buffer in the swing process through the elastic force, preventing the swing angle of the swing seat 40 relative to the rack 10 from being too large.

[0049] Please refer to the accompanying drawings Fig. 1-2And 6, the third connecting part 43 and the rack 10 are provided with elastic element 11, the elastic element 11 is arranged along the horizontal direction, the elastic element 11 is a tension spring, the two ends of the tension spring are connected to the third connecting part 43 and the rack 10 respectively, and the elastic element 11 exerts an elastic force on the swing seat 40, so that the third connecting part 43 is elastically movable relative to the rack 10 through the tension spring.

[0050] In another embodiment, a cleaning robot includes a rolling brush device 100 as part of the cleaning robot for cleaning a floor.

[0051] Compared with the prior art, the utility model has the beneficial effects that:

[0052] The utility model provides a kind of rolling brush device 100 and cleaning robot, and rolling brush assembly 20 includes mounting seat 21 and rolling brush 22;Mounting seat 21 is connected to rack 10 in a lift way, and it is elevated or descended relative to rack 10;Rolling brush 22 is rotatably connected to mounting seat 21;Lifting assembly 30 is set between mounting seat 21 and rack 10;Lifting assembly 30 includes power element 31, multiple first connecting rods 32, multiple second connecting rods 33;Multiple first connecting rods 32 are hinged to each other, and can swing to each other;The connecting end of power element 31 is swingably connected to rack 10;The output end of power element 31 is connected to a first connecting rod 32, and another first connecting rod 32 is connected to mounting seat 21;Multiple second connecting rods 33 are arranged in quadrilateral, and multiple second connecting rods 33 are swingably connected to rack 10 and mounting seat 21, so that multiple second connecting rods 33 can be adjusted relative to rack 10 and mounting seat 21, guarantee the swing stability of mounting seat 21, and simultaneously, power element 31, multiple first connecting rods 32, multiple second connecting rods 33 utilize the circumferential space of mounting seat 21, so that power element 31, multiple first connecting rods 32, multiple second connecting rods 33 occupy smaller area, to reduce the up and down space of power element 31 and mounting seat 21, reduce the occupied space of rolling brush device 100.

[0053] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0054] In the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "first", "second" can be explicitly or implicitly included one or more features.

[0055] The principles and implementation manners of the present application are described by using specific examples in the present text, and the above example descriptions are only used to help understand the method of the present application and its core idea; meanwhile, for those skilled in the art, according to the idea of the present application, there will be changes in the specific implementation manners and application ranges, and on the basis of the above, the content of the present description should not be understood as a limitation on the present application.

Claims

1. A rolling brush apparatus, characterized by, The rolling brush device is applied to a cleaning robot and comprises: a frame; a rolling brush assembly comprising a mounting base and a rolling brush; the mounting base is connected to the frame in a lifting manner and is lifted or lowered relative to the frame; the rolling brush is rotatably connected to the mounting base; a lifting assembly arranged between the mounting base and the frame; the lifting assembly comprises a power member, a plurality of first connecting rods and a plurality of second connecting rods; the plurality of first connecting rods are hingedly connected to each other and can swing relative to each other; a connecting end of the power member is swingably connected to the frame; an output end of the power member is connected to one of the first connecting rods, and the other first connecting rod is connected to the mounting base; the plurality of second connecting rods are arranged in a quadrilateral shape, and each of the second connecting rods is swingably connected to the frame and the mounting base.

2. The roll brush device of claim 1, wherein, The plurality of second connecting rods are connected to different positions of the mounting base, respectively. One end of each of the second connecting rods is hingedly connected to the frame, and the other end is hingedly connected to the mounting base.

3. The roll brush device of claim 2, wherein, The plurality of first connecting rods form a ring-shaped connecting rod model; the ring-shaped connecting rod model is above the mounting base; The plurality of second connecting rods form a quadrilateral connecting rod module; the quadrilateral connecting rod module is on one side of the ring-shaped connecting rod model and acts on the same mounting base together with the ring-shaped connecting rod model.

4. The roll brush device of claim 3, wherein, The plurality of first connecting rods are sequentially connected and driven by the power member.

5. The roll brush device of claim 4, wherein, The power member is arranged in a front-rear direction of the frame. A swing base is arranged between the power member and the frame; the swing base is provided with a first connecting portion and a second connecting portion; the first connecting portion is hingedly connected to the frame; the second connecting portion is arranged on one side of the first connecting portion and is hingedly connected to the connecting end of the power member.

6. The roll brush device of claim 5, wherein, The power member is a push rod motor.

7. The roll brush device of claim 5, wherein, The swing base is provided with a third connecting portion; the third connecting portion is elastically connected to the frame and elastically moves relative to the frame.

8. The roll brush device of claim 7, wherein, An elastic member is arranged between the third connecting portion and the frame; the elastic member is a tension spring.

9. The roll brush device of claim 8, wherein, Two ends of the tension spring are connected to the third connecting portion and the frame, respectively, and the swing base is subjected to an elastic force.

10. A cleaning robot, characterized in that, The rolling brush device comprises the rolling brush device according to any one of claims 1 to 9.

Images