CN221083532U - Universal wheel structure suitable for floor brush - Google Patents
Universal wheel structure suitable for floor brush Download PDFInfo
- Publication number
- CN221083532U CN221083532U CN202322700692.8U CN202322700692U CN221083532U CN 221083532 U CN221083532 U CN 221083532U CN 202322700692 U CN202322700692 U CN 202322700692U CN 221083532 U CN221083532 U CN 221083532U
- Authority
- CN
- China
- Prior art keywords
- bearing
- roller
- floor brush
- support
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000011247 coating layer Substances 0.000 claims description 10
- 238000010073 coating (rubber) Methods 0.000 claims description 8
- 238000005201 scrubbing Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Abstract
The utility model relates to the technical field of universal wheels, and discloses a universal wheel structure suitable for a floor brush, which comprises a bracket and a bearing, wherein an inner ring of the bearing is sleeved on the outer side of the bracket, and an outer ring of the bearing is arranged on a base of the floor brush; the support comprises two support plates which are oppositely arranged, wheel shafts are arranged on the two support plates in a penetrating mode, idler wheels are arranged on the wheel shafts, and the idler wheels are located between the two support plates; the support is arranged on the base through a bearing, the roller is arranged in the support through a wheel shaft, the roller rotates around the axis of the roller, and the support rotates 360 degrees in the horizontal direction by utilizing the relative rotation between the inner ring and the outer ring of the bearing, so that the roller is driven to rotate 360 degrees in space during normal operation; the universal wheel is simple in structural installation, small in size and small in number of parts, reduces the cost, and meanwhile saves the product space, so that the product is lighter.
Description
Technical Field
The utility model relates to the technical field of universal wheels, in particular to a universal wheel structure suitable for a ground brush.
Background
With the rapid development of the technology of small household appliances and the continuous improvement of the living standard of people, the handheld dust collector becomes one of the necessary appliances in the daily life field of people; the common dust collector equipment comprises a main machine and a ground brush mechanism connected with the main machine, wherein the main machine is used for forming vacuum negative pressure to absorb dust and dust, and the ground brush mechanism is used for lifting the dust and dust on the ground and the like so as to be convenient to suck the dust and dust into a container such as a dust cup through an interface on the ground brush.
The floor brush mechanism is in direct contact with the ground in the working process, and the floor brush mechanism of the floor washing machine is similar to the floor brush mechanism in that the floor brush mechanism is required to move continuously; in order to reduce friction and abrasion between the ground brush mechanism and the ground, universal rollers are arranged at the bottom of the base of the ground brush mechanism so as to play roles in supporting and reducing friction; however, the existing universal wheel is large in size, more parts and components are complicated to install, the more the parts and components are, the more the failure rate is increased, and the greater the risk of failure in long-term use is.
Disclosure of utility model
The utility model aims to solve the problem of providing a universal wheel structure suitable for a floor brush, wherein a roller is arranged in a bracket through a wheel shaft, the bracket and a bearing are assembled into a whole, the function of 360-degree rotation is realized, and finally the universal wheel structure is pressed into a base for fixing, so that the aim of simplifying the universal wheel structure is fulfilled.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The universal wheel structure suitable for the floor brush comprises a bracket and a bearing, wherein an inner ring of the bearing is sleeved on the outer side of the bracket, and an outer ring of the bearing is arranged on a base of the floor brush; the support comprises two support plates which are oppositely arranged, wherein two support plates are provided with wheel shafts in a penetrating mode, the wheel shafts are provided with rollers, and the rollers are located between the two support plates.
In a preferred embodiment of the utility model, the wheel axle is perpendicular to the two support plates, the upper ends of the two support plates are integrally connected, and a positioning assembly for supporting the inner ring of the bearing is further arranged on the outer side of the bracket.
In a preferred embodiment of the present utility model, the positioning assembly includes a positioning plate, the positioning plate is fixedly mounted on the bracket, and the positioning plate has an L-shaped structure.
In a preferred embodiment of the present utility model, the wheel axle is fixedly mounted on the support plate, and the roller is rotatably mounted on the wheel axle.
In a preferred embodiment of the present utility model, the roller includes a wheel body, the wheel body is coaxially rotatably mounted on the wheel axle, and a glue coating layer is disposed on the outer side of the wheel body.
In a preferred embodiment of the present utility model, the encapsulating layer and the wheel body are integrally formed.
In a preferred embodiment of the present utility model, the base is provided with a groove, and a boss for axially positioning the bearing is disposed in the groove.
Advantageous effects
According to the utility model, the bracket is arranged on the base through the bearing, the roller is arranged in the bracket through the wheel shaft, so that the roller rotates around the axis of the roller, and the bracket rotates 360 degrees in the horizontal direction by utilizing the relative rotation between the inner ring and the outer ring of the bearing, so that the roller is driven to rotate 360 degrees in space during normal operation; the universal wheel is simple in structural installation, small in size and small in number of parts, reduces the cost, and meanwhile saves the product space, so that the product is lighter.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view of the structure of the roller of the present utility model;
FIG. 4 is a schematic view of the structure of the positioning plate of the present utility model;
FIG. 5 is a schematic view of the present utility model mounted in a recess;
Wherein, 1, a bracket; 11. a support plate; 12. a positioning plate; 2. a roller; 21. a wheel body; 22. a glue coating layer; 3. a wheel axle; 4. a bearing; 5. a base; 6. a groove.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.
As shown in fig. 1-3, the universal wheel structure suitable for the floor brush comprises a bracket 1, wherein the bracket 1 is connected with a base 5 of the floor brush through a bearing 4, the bracket 1 comprises two support plates 11 which are oppositely arranged, the upper ends of the two support plates 11 are integrally connected, and a roller 2 is arranged between the two support plates 11 and is connected with the bracket 1 through a wheel shaft 3 penetrating through the support plates 11; the lower ends of the rollers 2 protrude out of the lower ends of the support plates 11 and the bottom surface of the base 5 to be in contact with the ground, the axis of the wheel shaft 3 is perpendicular to the two support plates 11, and the rollers 2 can rotate around the axis of the rollers 2 relative to the support 1 under the support of the wheel shaft 3.
Specifically, the wheel axle 3 is fixedly arranged on the support plate 11, and the roller 2 is rotatably arranged on the wheel axle 3; the two support plates 11 are provided with coaxial mounting holes, one end of the wheel shaft 3 passes through the mounting hole on one support plate 11 and then passes through the central hole on the roller 2, and finally enters the mounting hole on the other support plate 11, so that the wheel shaft 3 is fixedly connected with the support plate 11; in this process, the inner diameter of the central hole is larger than the outer diameter of the wheel axle 3, relative rotation movement can be carried out between the central hole and the wheel axle 3, and shaft sleeves can be arranged on two sides of the roller 2, so that the roller 2 can be axially positioned on the wheel axle 3.
The bearing 4 is a part of the mechanical equipment, and has the main function of supporting a mechanical rotating body so as to reduce the mechanical load friction coefficient of the equipment in the transmission process; in the present utility model, the bearing 4 is mainly used for connecting the bracket 1 and the base 5, and may be a rolling structure or a sliding structure, and both of them include an inner ring and an outer ring capable of coaxially rotating relative to each other.
The inner ring of the bearing 4 is sleeved on the outer side of the bracket 1, and the outer ring of the bearing 4 is arranged on the base 5 of the floor brush; the base 5 is provided with a groove 6. Specifically, the inner ring of the bearing 4 is fixedly mounted on the bracket 1 in a tooling pressing manner, and similarly, the outer ring of the bearing 4 is fixedly mounted in the groove 6 of the base 5 in a tooling pressing manner.
As shown in fig. 2-3, the roller 2 comprises a roller body 21, wherein the roller body 21 is coaxially and rotatably arranged on the wheel shaft 3, and a rubber coating layer 22 is arranged on the outer side of the roller body 21; the wheel body 21 and the rubber coating layer 22 are integrated in an in-mold injection molding mode, a plurality of convex teeth are arranged on the outer diameter circumferential surface of the wheel body 21, the convex teeth are distributed in a circumferential array around the axis of the wheel body 21 and can be embedded into the rubber coating layer 22, and the inner side of the rubber coating layer 22 can be embedded into a concave space formed between two adjacent convex teeth, so that the connection strength can be increased, and the rubber coating layer 22 is prevented from falling off from the wheel body 21 in the movement process.
As shown in fig. 2, in order to facilitate the axial positioning of the outer ring of the bearing 4, a boss may be provided inside the groove 6 to axially displace the outer ring defining the bearing 4, and the bracket 1 at this time extends into the groove 6, i.e. the inner contour of the groove 6 is adapted to the outer combined contour of the bracket 1 and the bearing 4.
As shown in fig. 4-5, to facilitate axial positioning of the inner ring of the bearing 4, the outer side of the carrier 1 is provided with a positioning assembly for supporting the inner ring of the bearing 4.
The positioning assembly comprises the positioning plate 12, the positioning plate 12 is fixedly arranged on the bracket 1, the positioning plate 12 is of an L-shaped structure, and the axial displacement of the inner ring on the bracket 1 can be limited through the protruding part of the positioning plate 12 along the axial direction of the wheel shaft 3.
Further, a plurality of positioning plates 12 may be disposed on the outer side of the support 1, when two positioning plates 12 are disposed, two positioning plates 12 are disposed on two opposite sides of the support 1, and a longitudinal portion of the positioning plates is fixedly connected with the support 1, and a transverse portion of the positioning plates is used for lifting an inner ring of the bearing 4.
In order to further enhance the axial positioning accuracy of the bearing 4, a convex plate can be arranged on one side of the support plate 11 adjacent to the positioning plate 12, and the convex plate corresponds to the transverse part of the positioning plate 12 and also has the function of lifting the inner ring of the bearing 4; through the lifting at a plurality of different positions, the inner ring of the bearing 4 can be positioned in the same horizontal plane, and the universal rotation stability of the roller 2 is further ensured.
Working principle:
Step (1): the wheel body 21 and the rubber coating layer 22 are integrated into a whole in an in-mold injection molding mode to form the roller 2, the wheel shaft 3 is fixed on the bracket 1 in a tooling pressing mode, and the roller 2 is sleeved on the wheel shaft 3 at the moment, so that 360-degree rotation around the axial direction of the roller can be realized;
Step (2): on the basis of the step (1), pressing the inner ring of the bearing 4 into the bracket 1 in a tooling pressing manner, and limiting the axial displacement of the bearing through a positioning assembly, so that the bearing 4 and the bracket 1 form a whole, and 360-degree rotation of the bracket 1 in the horizontal direction is realized;
Step (3): based on the two steps, the outer ring of the bearing 4 is pressed into the circular groove 6 of the base 5 in a tooling pressing manner, so that the outer ring of the bearing 4 and the base 5 are fixed together, and finally the roller 2 rotates in space by 360 degrees, namely, universal rotation is realized.
In summary, the bracket 1 is mounted on the base 5 through the bearing 4, the roller 2 is mounted inside the bracket 1 through the wheel shaft 3, so as to realize the rotation of the roller 2 around the axis thereof, and the bracket 1 rotates 360 degrees in the horizontal direction by utilizing the relative rotation between the inner ring and the outer ring of the bearing 4, so that the roller 2 is driven to rotate 360 degrees in space during normal operation; the structure is simple to install, the volume of parts is small, the number of parts is small, the cost of the parts is reduced, meanwhile, the product space can be saved, and the product is lighter.
The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. Universal wheel structure suitable for scrubbing brush, its characterized in that: the floor brush comprises a bracket (1) and a bearing (4), wherein an inner ring of the bearing (4) is sleeved on the outer side of the bracket (1), and an outer ring of the bearing (4) is arranged on a base (5) of the floor brush; the support (1) comprises two support plates (11) which are oppositely arranged, wherein the two support plates (11) are provided with wheel shafts (3) in a penetrating mode, the wheel shafts (3) are provided with idler wheels (2), and the idler wheels (2) are located between the two support plates (11).
2. The universal wheel structure for a floor brush according to claim 1, wherein: the wheel axle (3) is perpendicular to the two support plates (11), the upper ends of the two support plates (11) are connected in an integrated mode, and a positioning assembly for supporting the inner ring of the bearing (4) is further arranged on the outer side of the support (1).
3. The universal wheel structure for a floor brush according to claim 2, wherein: the positioning assembly comprises a positioning plate (12), wherein the positioning plate (12) is fixedly arranged on the bracket (1), and the positioning plate (12) is of an L-shaped structure.
4. The universal wheel structure for a floor brush according to claim 1, wherein: the wheel axle (3) is fixedly arranged on the support plate (11), and the roller (2) is rotatably arranged on the wheel axle (3).
5. The universal wheel structure for a floor brush of claim 4, wherein: the roller (2) comprises a roller body (21), the roller body (21) is coaxially and rotatably arranged on the wheel shaft (3), and a rubber coating layer (22) is arranged on the outer side of the roller body (21).
6. The universal wheel structure for a floor brush of claim 5, wherein: the rubber coating layer (22) and the wheel body (21) adopt an integrated structure.
7. The universal wheel structure for a floor brush according to any one of claims 1 to 6, wherein: the base (5) is provided with a groove (6), and a boss for axially positioning the bearing (4) is arranged in the groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700692.8U CN221083532U (en) | 2023-10-09 | 2023-10-09 | Universal wheel structure suitable for floor brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700692.8U CN221083532U (en) | 2023-10-09 | 2023-10-09 | Universal wheel structure suitable for floor brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221083532U true CN221083532U (en) | 2024-06-07 |
Family
ID=91315274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322700692.8U Active CN221083532U (en) | 2023-10-09 | 2023-10-09 | Universal wheel structure suitable for floor brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221083532U (en) |
-
2023
- 2023-10-09 CN CN202322700692.8U patent/CN221083532U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20240034216A1 (en) | Automatic guided vehicle | |
| US9770943B2 (en) | Omnidirectional wheel | |
| CN221083532U (en) | Universal wheel structure suitable for floor brush | |
| CN201089337Y (en) | Flexible durable universal wheels | |
| CN212060168U (en) | Domestic indoor air detection device | |
| CN211070998U (en) | Photovoltaic cleaning robot with from flexible rotatory sucking disc subassembly | |
| CN212660065U (en) | Bearing mounting structure and motor | |
| CN210003691U (en) | automatic bearing assembling equipment | |
| CN215153719U (en) | Double-roller assembly for tire press | |
| CN211712086U (en) | Unpowered suction rod | |
| CN2375491Y (en) | Shaftless castor | |
| CN221170665U (en) | Sun gear shaft with floating supporting structure, planetary reduction assembly and traction sheave | |
| CN220204587U (en) | Friction wheel, transmission mechanism, travelling mechanism and snowplow | |
| CN220293820U (en) | Roller type massage movement and massage device | |
| CN218874087U (en) | Driving device, lifting column and laser engraving machine | |
| CN214450007U (en) | Mike receives female wheel | |
| CN219173373U (en) | Conveying assembly and conveying device integrating active conveying and passive conveying | |
| CN220482985U (en) | Caster wheel | |
| CN212737611U (en) | Ratchet wheel transmission bicycle hub using angular contact bearing | |
| CN216970938U (en) | Wheel bending driving device | |
| CN221291355U (en) | Double-cycloid speed-reducing servo joint | |
| CN220816484U (en) | Novel idler structure of infinitely variable product | |
| CN2151303Y (en) | Roller bearing | |
| CN215401171U (en) | Compact synchronous pulley mechanism capable of bearing alternating load and sheet stock conveying device | |
| CN216608094U (en) | Fixing device for bearing turning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |