CN212972854U - Round brush subassembly and machine of sweeping floor - Google Patents
Round brush subassembly and machine of sweeping floor Download PDFInfo
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- CN212972854U CN212972854U CN202020764185.4U CN202020764185U CN212972854U CN 212972854 U CN212972854 U CN 212972854U CN 202020764185 U CN202020764185 U CN 202020764185U CN 212972854 U CN212972854 U CN 212972854U
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Abstract
The utility model is suitable for a cleaning tool technical field especially relates to a round brush subassembly and sweeping floor machine, and the round brush subassembly includes round brush body, round brush end cover and damping body, and the round brush body both ends are provided with the round brush end cover, and the round brush end cover is connected with the round brush body rotation; the rolling brush end cover is arranged on the rolling brush fixing frame; the vibration damping body comprises a main body part, a vibration damping part and an annular elastic abutting part, and the main body part is fixed on the rolling brush end cover; the elastic abutting part is arranged on one side of the main body part, which is close to the end face of the rolling brush body, and abuts against the end face of the rolling brush body; the vibration reduction part is arranged between the rolling brush end cover and the rolling brush fixing frame and is positioned on the other side of the main body part. When dirt such as hair enters the outer side of the shaft neck of the rolling brush body through a gap between the rolling brush body and the rolling brush end cover, the dirt such as hair can be blocked by the elastic abutting part, and the elastic abutting part can also absorb vibration generated by the rolling brush body in the axial direction of the rolling brush body; meanwhile, the vibration damping part can absorb vibration between the rolling brush end cover and the rolling brush fixing frame in the radial direction of the rolling brush body.
Description
Technical Field
The utility model belongs to the technical field of burnisher, especially, relate to a round brush subassembly and machine of sweeping floor.
Background
The floor sweeper, also known as an automatic sweeper, an intelligent dust collector, a robot dust collector and the like, is one of intelligent household appliances, and can automatically complete floor cleaning work in a room by means of certain artificial intelligence. The sweeper generally adopts a brush sweeping and vacuum mode, and the sundries on the ground are firstly absorbed into the garbage storage box, so that the function of cleaning the ground is achieved.
Along with the popularization of the sweeper, the application scenes of the sweeper are more and more, the problems which can be met by the sweeper in the working process are more and more, and when the sweeper sweeps the floor, dirt such as hair is easily rolled into the rolling brush assembly of the sweeper to be wound.
SUMMERY OF THE UTILITY MODEL
The utility model provides a round brush subassembly and machine of sweeping floor aims at solving the easy winding problem that takes place of the round brush subassembly of current machine of sweeping floor.
The utility model discloses a realize like this, provide a round brush subassembly for the machine of sweeping the floor, the round brush subassembly includes:
the rolling brush comprises a rolling brush body, wherein rolling brush end covers are arranged at two ends of the rolling brush body and are rotationally connected with the rolling brush body;
the rolling brush end cover is arranged on the rolling brush fixing frame; and
the vibration damping body comprises a main body part, a vibration damping part and an annular elastic abutting part, and the main body part is fixed on the rolling brush end cover; the elastic abutting part is arranged on one side, close to the end face of the rolling brush body, of the main body part and abuts against the end face of the rolling brush body; the vibration reduction part is arranged between the rolling brush end cover and the rolling brush fixing frame and is positioned on the other side of the main body part.
Further, the cross-sectional dimension of the elastic abutting portion is gradually reduced from the connecting end to the free end.
Furthermore, the elastic abutting portion comprises a stretching branch portion and a bending branch portion connected with the stretching branch portion, and the bending branch portion abuts against the end face of the roller brush body.
Furthermore, the bent branch part extends towards the direction far away from the center of the rolling brush body.
Furthermore, the tail end of the bent branch part is bent towards one side of the end face far away from the rolling brush body.
Furthermore, the extending branch part is in arc transition connection with the bending branch part.
Furthermore, a through hole is formed in the rolling brush end cover, and the vibration reduction body and the rolling brush end cover are integrated.
Furthermore, the two ends of the rolling brush body are fixedly connected with transmission shafts, and bearings are arranged between the rolling brush end covers and the transmission shafts.
Furthermore, one end of the rolling brush body is also provided with a driving piece for driving the transmission shaft to rotate.
The utility model also provides a sweeper, reach as above-mentioned arbitrary round brush subassembly including the frame, the round brush mount of round brush subassembly is installed in the frame.
The embodiment of the utility model provides a, through setting up the damping body, and set up annular elasticity on the damping body and support the portion, make the elasticity support the portion to set up in the main part and be close to roller brush body terminal surface one side, and support the terminal surface of roller brush body, when filth such as hair enters the axle journal outside of roller brush body from the clearance between roller brush body and the roller brush end cover, filth such as hair can be blockked by the elasticity support the portion, in order to prevent filth such as hair from being drawn into the axle journal department of roller brush body, and the elasticity support the portion can also absorb the vibration that the roller brush body produced in the axial of roller brush body, and simultaneously, the damping portion of the damping body sets up between roller brush end cover and roller brush mount, and lie in the main part opposite side, roller brush end cover and roller brush mount elastic contact, the damping portion can absorb the vibration between roller brush end cover and the roller brush mount in the radial of roller brush body, in order to reduce the noise, and the user experience is improved.
Drawings
Fig. 1 is a schematic structural view of a bottom surface of a sweeper according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a roller brush assembly of the sweeper shown in FIG. 1;
FIG. 3 is a cross-sectional view of the structure of FIG. 2 taken along the line A-A;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
fig. 5 is an exploded view of a portion of the structure of fig. 2.
The reference numbers in the specification are as follows:
100. a frame; 200. a roll brush assembly; 10. a roller brush body; 11. a boss; 20. rolling and brushing the end cover; 30. a rolling brush fixing frame; 40. a vibration damping body; 41. a main body portion; 42. an elastic abutting part; 43. a vibration damping section; 50. a drive shaft; 60. a bearing; 70. a drive member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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 invention and are not intended to limit the invention.
The utility model discloses a sweeper, including frame and round brush subassembly, the round brush subassembly includes: the rolling brush comprises a rolling brush body, wherein rolling brush end covers are arranged at two ends of the rolling brush body and are rotationally connected with the rolling brush body; the rolling brush end cover is arranged on the rolling brush fixing frame; the vibration damping body comprises a main body part, an annular elastic abutting part and a vibration damping part, and the main body part is fixed on the rolling brush end cover; the elastic abutting part is arranged on one side of the main body part, which is close to the end face of the rolling brush body, and abuts against the end face of the rolling brush body; the vibration reduction part is arranged between the rolling brush end cover and the rolling brush fixing frame and is positioned on the other side of the main body part.
The embodiment of the utility model provides a, through setting up the damping body, and set up annular elasticity on the damping body and support the portion, make the elasticity support the portion to set up in the main part and be close to roller brush body terminal surface one side, and support the terminal surface of roller brush body, when filth such as hair enters the axle journal outside of roller brush body from the clearance between roller brush body and the roller brush end cover, filth such as hair can be blockked by the elasticity support the portion, in order to prevent filth such as hair from being drawn into the axle journal department of roller brush body, and the elasticity support the portion can also absorb the vibration that the roller brush body produced in the axial of roller brush body, and simultaneously, the damping portion of the damping body sets up between roller brush end cover and roller brush mount, and lie in the main part opposite side, roller brush end cover and roller brush mount elastic contact, the damping portion can absorb the vibration between roller brush end cover and the roller brush mount in the radial of roller brush body, in order to reduce the noise, and the user experience is improved.
Example one
As shown in fig. 1 to 5, the present embodiment provides a sweeper, which includes a frame 100 and a rolling brush assembly 200. The rolling brush assembly 200 includes a rolling brush body 10, a rolling brush end cap 20, a rolling brush holder 30, and a vibration damping body 40. The rolling brush end covers 20 are arranged at two ends of the rolling brush body 10, and the rolling brush end covers 20 are rotatably connected with the rolling brush body 10. The roll brush end cap 20 is mounted on the roll brush holder 30. The vibration damping body 40 comprises a main body part 41, an annular elastic abutting part 42 and a vibration damping part 43, the main body part 41 is fixed on the rolling brush end cover 20, the elastic abutting part 42 is arranged on one side, close to the end face of the rolling brush body 10, of the main body part 41 and abuts against the end face of the rolling brush body 10, and the vibration damping part 43 is arranged between the rolling brush end cover 20 and the rolling brush fixing frame 30 and is located on the other side of the main body part 41.
The roll brush holder 30 of the roll brush assembly 200 is mounted on the frame 100.
The embodiment of the utility model provides a, through setting up the damping body 40, and set up annular elasticity support portion 42 on the damping body 40, make elasticity support portion 42 set up and be close to round brush body 10 terminal surface one side at main part 41, and support the terminal surface of round brush body 10, when filths such as hair enter into the axle journal outside of round brush body 10 by the clearance between round brush body 10 and the round brush end cover 20, filths such as hair can be blockked by elasticity support portion 42, in order to prevent filths such as hair from being drawn into to the axle journal department of round brush body 10, and elasticity support portion 42 can also absorb the vibration that round brush body 10 produced in the axial of round brush body 10. Meanwhile, the vibration damping portion 43 of the vibration damping body 40 is disposed between the rolling brush end cover 20 and the rolling brush fixing frame 30 and located on the other side of the main body portion 41, the rolling brush end cover 20 is in elastic contact with the rolling brush fixing frame 30, and the vibration damping portion 43 can absorb vibration between the rolling brush end cover 20 and the rolling brush fixing frame 30 in the radial direction of the rolling brush body 10, so that noise generated by vibration of the rolling brush assembly 200 is reduced, and user experience is improved.
Further, bosses 11 are provided at both ends of the roller brush body 10 to block hair or dust, etc. from entering between the roller brush body 10 and the roller brush end cap 20.
In addition, the drum brush end cap 20 is detachably coupled to the drum brush body 10 to clean dirt such as hair wound around the elastic abutting portion 42.
Example two
On the basis of the first embodiment, the cross-sectional dimension of the elastic abutting portion 42 of the second embodiment gradually decreases from the connecting end to the free end. It will be understood that the connecting end is the end of the elastic abutting portion 42 connected to the main body portion 41, and the free end is the end away from the main body portion 41, i.e. the end opposite to the connecting end.
Because the section size of the link of elasticity support portion 42 is great, can guarantee elasticity support portion 42 and main part 41 joint strength and connection reliability, its free end size is less, can reduce the area of contact of elasticity support portion 42 and round brush body 10 terminal surface to reduce the frictional force between elasticity support portion 42 and the round brush body 10, improve elasticity support portion 42 and round brush body 10's life, and promote round brush body 10 pivoted smooth and easy degree.
EXAMPLE III
On the basis of any of the above embodiments, the elastic abutting portion 42 of the third embodiment includes an extending branch portion and a bending branch portion connected to the extending branch portion, and the bending branch portion abuts against the end surface of the roller brush body 10. The protruding branch is a part extending substantially in a direction parallel to the axis of the roller brush body 10, and the bent branch is a part extending in a direction forming an angle with the axis of the roller brush body 10. Compared with a structure in which the elastic abutting portion 42 extends entirely in a direction parallel to the axis of the roller brush body 10, the contact area between the elastic abutting portion 42 and the end surface of the roller brush body 10 can be further reduced by bending part of the structure of the elastic abutting portion 42. Moreover, because the elastic abutting part 42 is in contact with the end face of the roller brush body 10 through the bending branch part, the bending branch part can be further bent when being stressed, so that the stress of the elastic abutting part 42 in the direction parallel to the axis of the roller brush body 10 is reduced, the deformation of the elastic abutting part 42 caused by extrusion is reduced, and the service life of the elastic abutting part 42 is prolonged.
Example four
On the basis of the third embodiment, the bent branch portion of the fourth embodiment extends away from the center of the roller brush body 10. When dirt such as hair enters the outside of the shaft neck of the roller body 10 through the gap between the roller body 10 and the roller end cap 20, the dirt such as hair contacts the bent portion first, and the influence of the dirt on the rotation between the roller end cap 20 and the roller body 10 is prevented. Moreover, the bent branch portion extends away from the center of the roller brush body 10, and a groove structure is formed between the bent branch portion and the outer surface of the protruding branch portion to collect dust, hair, etc. and reduce the dust, hair, etc. entering between the roller brush body 10 and the roller brush end cap 20.
EXAMPLE five
In addition to the third or fourth embodiment, the end of the bent branch portion of the fifth embodiment is bent toward the side away from the end surface of the roller brush body 10. At this time, the bent branch portion is spaced apart from the end of the protruding branch portion and the end face of the roller brush body 10, and the bent branch portion is only partially in contact with the end face of the roller brush body 10 toward the side surface of the end face of the roller brush body 10, so as to further reduce the contact area between the elastic abutting portion 42 and the end face of the roller brush body 10.
EXAMPLE six
On the basis of any one of the third to fifth embodiments, the protruding branch portion and the bent branch portion of the sixth embodiment are in arc transition connection, so that stress concentration is avoided, and the structural strength and the service life of the elastic abutting portion 42 are improved.
EXAMPLE seven
On the basis of any one of the above embodiments, the rolling brush end cover 20 of the seventh embodiment is provided with a via hole, and the vibration damping body 40 and the rolling brush end cover 20 are integrally formed, so that the vibration damping body 40 and the rolling brush end cover 20 are connected more firmly. Specifically, the vibration damping body 40 is formed integrally with the roller brush end cover 20 by means of secondary injection molding, and the via hole is used for glue flowing in the injection molding process.
Example eight
On the basis of any one of the above embodiments, the two ends of the rolling brush body 10 of the eighth embodiment are fixedly connected with the transmission shafts 50, and the bearings 60 are arranged between the rolling brush end covers 20 and the transmission shafts 50, that is, the rolling brush end covers 20 are rotatably connected with the rolling brush body 10 through the bearings 60, so that the rolling brush body 10 can rotate more smoothly.
Further, a driving member 70 for driving the transmission shaft 50 to rotate is further disposed at one end of the roller brush body 10, and in this embodiment, the driving member 70 is a motor, so that the control is convenient.
The embodiment of the utility model provides a, through setting up the damping body, and set up annular elasticity on the damping body and support the portion, make the elasticity support the portion to set up in the main part and be close to roller brush body terminal surface one side, and support the terminal surface of roller brush body, when filth such as hair enters the axle journal outside of roller brush body from the clearance between roller brush body and the roller brush end cover, filth such as hair can be blockked by the elasticity support the portion, in order to prevent filth such as hair from being drawn into the axle journal department of roller brush body, and the elasticity support the portion can also absorb the vibration that the roller brush body produced in the axial of roller brush body, and simultaneously, the damping portion of the damping body sets up between roller brush end cover and roller brush mount, and lie in the main part opposite side, roller brush end cover and roller brush mount elastic contact, the damping portion can absorb the vibration between roller brush end cover and the roller brush mount in the radial of roller brush body, in order to reduce the noise, the user experience is improved; set up the branch portion of buckling, can further buckle when the branch portion of buckling atress to reduce elasticity and support the portion and lean on the atress size at the direction that is on a parallel with round brush body axis, reduce elasticity and support the portion of supporting because the deformation that the extrusion produced, improve elasticity and support the life who leans on the portion.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a round brush subassembly for the machine of sweeping the floor, its characterized in that includes:
the rolling brush comprises a rolling brush body, wherein rolling brush end covers are arranged at two ends of the rolling brush body and are rotationally connected with the rolling brush body;
the rolling brush end cover is arranged on the rolling brush fixing frame; and
the vibration damping body comprises a main body part, a vibration damping part and an annular elastic abutting part, and the main body part is fixed on the rolling brush end cover; the elastic abutting part is arranged on one side, close to the end face of the rolling brush body, of the main body part and abuts against the end face of the rolling brush body; the vibration reduction part is arranged between the rolling brush end cover and the rolling brush fixing frame and is positioned on the other side of the main body part.
2. The roller brush assembly as recited in claim 1, wherein the resilient abutment has a cross-sectional dimension that tapers from the attached end to the free end.
3. The roller brush assembly according to claim 1, wherein the elastic abutting portion includes a protruding branch portion and a bent branch portion connected to the protruding branch portion, the bent branch portion abutting against an end surface of the roller brush body.
4. The roller brush assembly of claim 3 wherein the bend leg extends away from the center of the roller brush body.
5. The roller brush assembly according to claim 3, wherein the distal end of the bent branch portion is bent toward a side of the end face away from the roller brush body.
6. The roller brush assembly of claim 3 wherein the projecting leg and the bent leg are connected by a radiused transition.
7. The roller brush assembly of claim 1 wherein the roller brush end cap has a through hole formed therein, and the damping body is integral with the roller brush end cap.
8. The round brush assembly according to any one of claims 1 to 7, wherein a transmission shaft is fixedly connected to both ends of the round brush body, and a bearing is disposed between the round brush end cap and the transmission shaft.
9. The roller brush assembly of claim 8 wherein the roller brush body is further provided at one end with a drive member for driving the drive shaft to rotate.
10. A sweeper, characterized in that, comprising a frame and the rolling brush assembly of any one of claims 1-9, the rolling brush fixing frame of the rolling brush assembly is mounted on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020764185.4U CN212972854U (en) | 2020-05-09 | 2020-05-09 | Round brush subassembly and machine of sweeping floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020764185.4U CN212972854U (en) | 2020-05-09 | 2020-05-09 | Round brush subassembly and machine of sweeping floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212972854U true CN212972854U (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020764185.4U Active CN212972854U (en) | 2020-05-09 | 2020-05-09 | Round brush subassembly and machine of sweeping floor |
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| CN (1) | CN212972854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113876238A (en) * | 2021-09-30 | 2022-01-04 | 添可智能科技有限公司 | Cleaning device, rolling brush assembly and lifting handle |
-
2020
- 2020-05-09 CN CN202020764185.4U patent/CN212972854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113876238A (en) * | 2021-09-30 | 2022-01-04 | 添可智能科技有限公司 | Cleaning device, rolling brush assembly and lifting handle |
| CN113876238B (en) * | 2021-09-30 | 2023-12-01 | 添可智能科技有限公司 | Cleaning device, rolling brush assembly and handle |
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