CN211559926U - Scrubbing brush subassembly and cleaning device - Google Patents
Scrubbing brush subassembly and cleaning device Download PDFInfo
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- CN211559926U CN211559926U CN201922392182.2U CN201922392182U CN211559926U CN 211559926 U CN211559926 U CN 211559926U CN 201922392182 U CN201922392182 U CN 201922392182U CN 211559926 U CN211559926 U CN 211559926U
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- movable blade
- connecting piece
- cylinder wall
- brush assembly
- blade
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Abstract
The utility model discloses a ground brush subassembly and have cleaning device of this ground brush subassembly, include: a pair of end caps fixedly connected to the support; the shaft lever is fixedly connected to the end cover and provides a first axis; the rolling brush can rotate around a first axis and comprises a cylinder wall and cleaning elements distributed on the outer circumferential surface of the cylinder wall; the cutting mechanism is arranged in the cylinder wall and comprises a fixed blade, a movable blade and a transmission mechanism for driving the movable blade to move along the axial direction; the transmission mechanism comprises a first connecting piece and a second connecting piece, the first connecting piece is rotatably connected to the shaft rod, and the second connecting piece is configured to be capable of converting the circumferential motion of the first connecting piece into force along the axial direction to be transmitted to the movable blade. The utility model discloses can be when the round brush rotates, the winding thing is clear away automatically, can not the fish tail treat the surface of cleaning thing simultaneously.
Description
Technical Field
The utility model belongs to clean electrical apparatus field, in particular to cleaning device's round brush annex.
Background
Cleaning devices such as vacuum cleaners often have a roller brush attachment which rolls up and collects dirt such as dust and debris by means of the rotation of the roller brush when the cleaning device is moved over a surface to be cleaned, however, in daily use the roller brush often gets tangled with tangles such as hair which, if not removed or cleaned in time, can affect the rotation of the roller brush and even burn off the motor of the roller brush to damage the transmission structure.
Disclosure of Invention
In order to solve the technical problem, the utility model aims at providing a can be when the round brush rotates the scrubbing brush subassembly of automatic cutout winding thing and have the cleaning device of antiwind function.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a floor brush assembly comprises a brush body,
a pair of end caps fixedly connected to the support;
the shaft rod is fixedly connected to the end cover and provides a first axial line;
the rolling brush can rotate around the first axis, and comprises a cylinder wall and cleaning elements distributed on the outer circumferential surface of the cylinder wall;
the cutting mechanism is arranged in the cylinder wall and comprises a fixed blade, a movable blade and a transmission mechanism for driving the movable blade to move along the axial direction; the transmission mechanism comprises a first connecting piece and a second connecting piece, the first connecting piece is rotatably connected to the shaft rod, and the second connecting piece is configured to convert the circumferential motion of the first connecting piece into axial force to be transmitted to the movable blade.
The technical scheme can be further realized through the following structure: the shaft lever comprises a rod part and an eccentric part eccentrically arranged on the rod part, the first connecting piece is rotatably sleeved on the eccentric part, one end part of the second connecting piece is rotatably connected to the first connecting piece, and the other end part of the second connecting piece and the movable blade are rotatably arranged.
Alternatively, the method is realized by the following structure: the first connecting piece is provided with a groove, the plane where the groove bottom of the groove is located inclines relative to the first axial line, one end part of the second connecting piece is inserted into the groove in a sliding mode, and the other end part of the second connecting piece and the movable blade are arranged in a rotating mode.
Alternatively, the method is realized by the following structure: the first connecting piece is provided with a first magnetic piece, the movable blade is elastically connected to the cylinder wall, the movable blade is provided with a second magnetic piece, and the movable blade is driven by magnetic force between the first magnetic piece and the second magnetic piece.
Alternatively, the method is realized by the following structure: the first connecting piece protrudes towards one side of the movable blade to form a smooth bulge, the movable blade is elastically connected to the cylinder wall, and the smooth bulge is configured to overcome the elastic force applied to the movable blade to push the movable blade to move axially when the rolling brush works.
In the foregoing aspect, it is further preferable that the movable blade and the fixed blade extend in the axial direction of the roller brush, respectively. In the above scheme, it is further preferable that the floor brush assembly further includes a rolling brush fixing plug in transmission connection with the rolling brush motor, and the rolling brush fixing plug is rotatably connected to the shaft rod through a bearing and rotates around the first axis.
In the above-mentioned scheme, it is further preferable that the cylinder wall has at least two rows of tooth-shaped protrusions protruding from the outer circumferential surface, the fixed blade and the movable blade both have edge tooth portions protruding toward the outer side of the cylinder wall, and the fixed blade and the movable blade are located between the two rows of tooth-shaped protrusions and inside the two rows of tooth-shaped protrusions.
In the above scheme, it is further preferable that the cylinder wall is formed by splicing two half cylinders which are spliced with each other, the two rows of the tooth-shaped protrusions are respectively located on the two half cylinders, and compression springs are respectively arranged between the two half cylinders and the moving blade.
Another technical scheme of the utility model is, provide a cleaning device, including above-mentioned scrubbing brush subassembly.
Compared with the prior art, the utility model has the advantages that: can be when the round brush rotates, the winding of periodic automatic clear need not the extra manual operation of consumer, can not fish tail the surface of treating the cleaning object simultaneously.
Drawings
FIG. 1 is a perspective view of a floor brush assembly.
Figure 2 is a perspective view of the floor brush assembly (with a portion of the barrel wall removed).
FIG. 3 is a disassembled view of the cutting mechanism of the floor brush assembly;
FIG. 4 is a top view of the floor brush assembly;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5; .
FIG. 7 shows the connecting structure of the movable blade and the cylinder wall;
wherein: 10. an end cap; 20. a rolling brush fixing plug; 21. a bearing; 30. a shaft lever; 31. a rod portion; 32. an eccentric portion; 40. a cleaning element; 50. a cutting mechanism; 51. fixing a blade; 52. a movable blade; 53. a first connecting member; 54. a second connecting member; 55. a movable blade support; 60. rolling and brushing; 61. a semi-cylinder; 63. a convex groove; 611. a tooth-shaped bulge; 64. a compression spring; 65. and a positioning column.
Detailed Description
To explain the technical content, structural features, achieved objects and functions of the present invention in detail, the following detailed description is made with reference to the accompanying drawings. The front-rear and up-down positional relationships shown in the specification are the same as those shown in fig. 5.
The utility model discloses a cleaning device and use scrubbing brush subassembly on cleaning device, this cleaning device can be vacuum cleaner, ground cleaning machine, hand-held type dust catcher etc.. The cleaning device generally includes a main body on which a dust collecting unit, a vacuum motor, etc. are provided, and a floor brush assembly as an accessory is mounted on the main body of the cleaning device for use.
Specifically, referring to fig. 1, the floor brush assembly includes:
a housing (not shown in the figures);
a pair of end caps 10 fixedly connected to the housing;
the shaft rod 30 is fixedly connected to the end cover 10, the shaft rod 30 provides a first axis, the shaft rod 30 is provided with a rod part 31, and the center line of the rod part 31 is superposed with the first axis;
the rolling brush 60 can rotate around a first axis, the rolling brush 60 comprises a cylindrical barrel wall and cleaning elements 40 which extend and are distributed on the outer circumferential surface of the barrel wall along the spiral direction, the cleaning elements 40 can be made of flocking strips or flannelette, the barrel wall is provided with convex grooves 63 which protrude out of the outer circumferential surface, and the flocking strips are inserted in the convex grooves 63;
the rolling brush fixing plug 20 is in transmission connection with a rolling brush motor, and the rolling brush fixing plug 20 is rotationally connected to the shaft rod 30 through a bearing 21 and rotates around the first axis;
the cutting mechanism 50 is arranged in the cylinder wall of the rolling brush 60 (the inner side in the description refers to the direction of the circle center in fig. 6, and the outer side in the opposite description refers to the circumferential direction in fig. 6), the cutting mechanism 50 comprises a fixed blade 51, a movable blade 52 and a transmission mechanism 50 for driving the movable blade 52 to move along the axial direction, and the movable blade is staggered with the fixed blade when moving along the axial direction, so that sundries such as hair between the movable blade and the fixed blade are cut off.
As shown in fig. 1 and 2, in the present embodiment, the movable blade 52 and the fixed blade 51 extend along the axial direction of the roller brush, and both the movable blade and the fixed blade are a strip-shaped whole. In other embodiments, the movable blade and the fixed blade can be divided into a plurality of sections, and the plurality of sections of movable blades are connected with each other and act synchronously; alternatively, the movable blade and the fixed blade may also extend in a direction oblique to the axial direction, or extend along a curve, or the like.
The wall of the rolling brush 60 comprises two semi-cylinders 61 which are spliced with each other, the wall is provided with at least two rows of tooth-shaped protrusions 611 which protrude out of the outer circumferential surface, each semi-cylinder 61 is provided with a row of tooth-shaped protrusions 611 on the splicing surface, the projections of the two rows of tooth-shaped protrusions are overlapped with each other on the cross section passing through the axial lead of the rolling brush 60, the fixed blade 51 and the movable blade 52 are clamped between the two rows of tooth-shaped protrusions 611 and are positioned at the inner sides of the two rows of tooth-shaped protrusions 611, and the fixed blade 51 and the movable blade 52 are provided with edge tooth parts which protrude towards the outer side of the wall. Therefore, when the rolling brush 60 rotates on the ground, the cutting mechanism 50 does not protrude from the tooth-shaped protrusions 611, and thus the ground is not scratched. Gaps are formed among the plurality of the tooth-shaped protrusions 611, so that sundries such as hair can penetrate into gaps among the tooth-shaped protrusions 611, and entanglement such as hair can be cut when the movable blade 52 moves relative to the fixed blade 51.
Referring to fig. 2, 3, 5-7, the transmission mechanism 50 includes a first connecting member 53 and a second connecting member 54, the first connecting member 53 is rotatably connected to the shaft 30, and the second connecting member 54 is configured to convert the circular motion of the first connecting member 53 into an axial force to be transmitted to the movable blade 52. The fixed blade 51 is provided with a plurality of positioning holes and fixed by a plurality of positioning protrusions on the inner side of the semi-cylinders 61, the movable blade 52 is provided with a plurality of positioning columns, the positioning columns 65 are sleeved with compression springs 64, and the compression springs 64 are elastically pressed between the two semi-cylinders 61.
Drive mechanism's structure accessible multiple mode is implemented, as long as can satisfy and turn into axial motion with the circular motion of round brush and transmit for the blade, just the utility model discloses a protection scope.
In an exemplary embodiment, as shown in fig. 3, 5 and 6, the shaft rod 30 includes a rod portion 31 and an eccentric portion 32 eccentrically disposed on the rod portion, the first connecting member 53 is rotatably sleeved on the eccentric portion 32 and rotates around a second axis of the eccentric portion 32, the second connecting member 54 is a connecting rod inclined to the axial direction, one end of the second connecting member 54 is rotatably connected to the first connecting member 53, the other end of the second connecting member is rotatably disposed with the movable blade holder 55, and the movable blade 52 is integrally and fixedly connected with the movable blade holder 55. When the rolling brush fixing plug 20 is driven by the rolling brush motor to rotate rapidly, the outer ring of the bearing 21 and the cutting mechanism 50 rotate along with the rolling brush 60, the shaft rod 30 is fixed, the first connecting piece 53 sleeved on the eccentric part 32 rotates along with the rolling brush 60 around the second axis, and because the two ends of the second connecting piece 54 are connected in a rotating mode, the jumping of the first connecting piece 53 in the circumferential direction can be transmitted to the movable blade 52 and converted into the movement of the movable blade 52 in the axial direction. The cutting mechanism 50 can periodically cut hairs or the like on the surface of the drum brush during the rotation of the drum brush 60.
In another embodiment of the present invention, as a deformation, the first connecting member is provided with a groove, and a plane of the groove bottom of the groove is inclined with respect to the first axis, i.e. the groove bottom plane of the groove is not perpendicular to the first axis, a end of the second connecting member is slidably inserted into the groove, and the other end of the second connecting member is rotatably disposed with the moving blade. Therefore, when the rolling brush rotates rapidly, the second connecting piece slides in the groove of the first connecting piece and generates axial displacement under the pushing of the groove bottom of the groove, so that the movable blade is pushed to move axially, and the hair cutting function is achieved.
Alternatively, the cutting mechanism may be driven by magnetic force, for example, a first magnetic member is disposed on the first connecting member, a second magnetic member is disposed on the movable blade, and the movable blade is driven to move closer to or away from the first magnetic member and the second magnetic member by magnetic force therebetween.
Still alternatively, the cutting mechanism may be implemented by the following scheme: the first connecting piece protrudes towards one side of the movable blade to form a smooth bulge, the movable blade is elastically abutted against the smooth bulge, and the smooth bulge is configured to overcome the elastic force applied to the movable blade so as to push the movable blade to move along the axial direction when the rolling brush rotates.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A floor brush assembly, comprising:
a pair of end caps fixedly connected to the support;
the shaft rod is fixedly connected to the end cover and provides a first axial line;
the rolling brush can rotate around the first axis, and comprises a cylinder wall and cleaning elements distributed on the outer circumferential surface of the cylinder wall;
the cutting mechanism is arranged in the cylinder wall and comprises a fixed blade, a movable blade and a transmission mechanism for driving the movable blade to move along the axial direction; the transmission mechanism is characterized by comprising a first connecting piece and a second connecting piece, wherein the first connecting piece is rotatably connected to the shaft rod, and the second connecting piece is configured to convert the circular motion of the first connecting piece into axial force to be transmitted to the movable blade.
2. The floor brush assembly of claim 1, wherein: the shaft lever comprises a rod part and an eccentric part eccentrically arranged on the rod part, the first connecting piece is rotatably sleeved on the eccentric part, one end part of the second connecting piece is rotatably connected to the first connecting piece, and the other end part of the second connecting piece and the movable blade are rotatably arranged.
3. The floor brush assembly of claim 1, wherein: the first connecting piece is provided with a groove, the plane where the groove bottom of the groove is located inclines relative to the first axial line, one end part of the second connecting piece is inserted into the groove in a sliding mode, and the other end part of the second connecting piece and the movable blade are arranged in a rotating mode.
4. The floor brush assembly of claim 1, wherein: the first connecting piece is provided with a first magnetic piece, the movable blade is elastically connected to the cylinder wall, the movable blade is provided with a second magnetic piece, and the movable blade is driven by magnetic force between the first magnetic piece and the second magnetic piece.
5. The floor brush assembly of claim 1, wherein: the first connecting piece protrudes towards one side of the movable blade to form a smooth bulge, the movable blade is elastically connected to the cylinder wall, and the smooth bulge is configured to overcome the elastic force applied to the movable blade to push the movable blade to move axially when the rolling brush rotates.
6. The floor brush assembly of claim 1, wherein: the movable blade and the fixed blade extend along the axial direction of the rolling brush respectively.
7. The floor brush assembly of claim 1, wherein: the ground brush assembly further comprises a rolling brush fixing plug in transmission connection with the rolling brush motor, and the rolling brush fixing plug is rotatably connected to the shaft rod through a bearing and rotates around the first axis.
8. The floor brush assembly of claim 1, wherein: the cylinder wall is provided with at least two rows of dentate bulges which protrude out of the outer circumferential surface, the fixed blade and the movable blade are both provided with edge tooth parts which protrude towards the outer side of the cylinder wall, and the fixed blade and the movable blade are positioned between the two rows of dentate bulges and are positioned at the inner sides of the two rows of dentate bulges.
9. The floor brush assembly of claim 8, wherein: the cylinder wall comprises two half cylinders which are spliced with each other, the two rows of the dentate bulges are respectively positioned on the two half cylinders, and compression springs are respectively arranged between the two half cylinders and the moving blade.
10. A cleaning device characterized by: comprising a brush assembly according to any of claims 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392182.2U CN211559926U (en) | 2019-12-27 | 2019-12-27 | Scrubbing brush subassembly and cleaning device |
| PCT/CN2020/137326 WO2021129517A1 (en) | 2019-12-27 | 2020-12-17 | Floor brush assembly and cleaning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392182.2U CN211559926U (en) | 2019-12-27 | 2019-12-27 | Scrubbing brush subassembly and cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211559926U true CN211559926U (en) | 2020-09-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922392182.2U Active CN211559926U (en) | 2019-12-27 | 2019-12-27 | Scrubbing brush subassembly and cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211559926U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021129517A1 (en) * | 2019-12-27 | 2021-07-01 | 追创科技(苏州)有限公司 | Floor brush assembly and cleaning apparatus |
| CN113057521A (en) * | 2021-03-02 | 2021-07-02 | 北京顺造科技有限公司 | Hair cutting rolling brush |
| WO2023066247A1 (en) * | 2021-10-18 | 2023-04-27 | 宁波富佳实业股份有限公司 | Hair-cutting roller brush with reusable drive structure, and cleaning device |
| WO2024067653A1 (en) * | 2022-09-26 | 2024-04-04 | 苏州宝时得电动工具有限公司 | Roller brush and cleaning device having roller brush |
-
2019
- 2019-12-27 CN CN201922392182.2U patent/CN211559926U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021129517A1 (en) * | 2019-12-27 | 2021-07-01 | 追创科技(苏州)有限公司 | Floor brush assembly and cleaning apparatus |
| CN113057521A (en) * | 2021-03-02 | 2021-07-02 | 北京顺造科技有限公司 | Hair cutting rolling brush |
| WO2023066247A1 (en) * | 2021-10-18 | 2023-04-27 | 宁波富佳实业股份有限公司 | Hair-cutting roller brush with reusable drive structure, and cleaning device |
| WO2024067653A1 (en) * | 2022-09-26 | 2024-04-04 | 苏州宝时得电动工具有限公司 | Roller brush and cleaning device having roller brush |
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Address after: 215000 E3, building 16, No. 2288, Wuzhong Avenue, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Pursuit innovation technology (Suzhou) Co.,Ltd. Address before: 215000 E3, building 16, No. 2288, Wuzhong Avenue, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: ZHUICHUANG TECHNOLOGY (SUZHOU) Co.,Ltd. |