CN209285365U - Floor brush assembly - Google Patents

Abstract

The utility model relates to a ground brush subassembly. The floor brush assembly comprises a brushless roller motor, the brushless roller motor comprises a motor shaft and a roller which is sleeved outside the motor shaft and connected with the motor shaft, brush bristles are arranged on the periphery of the roller, and the brushless roller motor is fixed in the floor brush assembly through two ends of the motor shaft; during operation of the floor brush assembly, the roller is movable along a surface to be cleaned and rotatable about a motor shaft. The utility model provides a floor brush subassembly, overall structure is compact, excellent in use effect to can prolong the life of floor brush subassembly.

Description

A kind of ground brush assemblies

Technical field

The utility model relates to household appliance technical field more particularly to a kind of ground brush assemblies suitable for dust catcher.

Background technique

With China's GDP sustained and rapid development, consumer takes in sustainable growth, especially big and medium-sized cities and occupies The living conditions of the rapid growth of people's income level, resident constantly improve.Compound house and large area house are more and more, because Demand of this resident to dust catcher is also increasingly stronger.The main operational principle of dust catcher is to make dirt case by motor high speed rotation Certain vacuum is generated, sucks air from suction inlet, dust enters the dust filtering in dirt case by scrubbing brush, connector, connecting tube etc. Bag, dust are left in bag dust filter, and filtered air is re-released into environment again.Improve living environment, promotes comfort level With air quality.

Existing dust catcher bottom is equipped with ground brush assemblies, all includes an earth brush motor in ground brush assemblies.Conventional, on ground The front end of brush motor is equipped with gear, and gear is fixed on the motor shaft of earth brush motor, passes through between the gear on round brush and motor Belt transmission.When earth brush motor operating when, belt drive round brush rotation, the bristle on round brush surface contacted with surface to be cleaned from And play cleaning effect.But on the one hand, belt transmission can occupy a part of space, to reduce the practical suction of ground brush assemblies Dirt width, to reduce effective efficiency of dust collection of ground brush assemblies.On the other hand, because the common earth brush motor service life is in 200- Between 300 hours, and machine life is easy to be limited by common earth brush motor.

Utility model content

In view of the above problems in the prior art, the utility model proposes a kind of ground brush assemblies, compact overall structure is used Effect is good, and can prolongedly brush assemblies service life.

Specifically, the utility model proposes a kind of ground brush assemblies, described ground brush assemblies include brushless Rolling motor, described Brushless Rolling motor includes motor shaft and is set in that the motor shaft is outer and the roller with the motor axis connection, in the roller Periphery be equipped with bristle, the brushless Rolling motor is fixed in described ground brush assemblies by the both ends of the motor shaft.

One embodiment according to the present utility model, described ground brush assemblies include that base assembly and lid are closed in the pedestal group Upper cover on part forms air duct between the upper cover and base assembly, and bearing block, the electricity are equipped in the base assembly The both ends of arbor are fixed in described ground brush assemblies by the bearing block.

One embodiment according to the present utility model further includes screw, and the upper cover and the base assembly are described in Screw in compression is fixed.

One embodiment according to the present utility model, the base assembly include base body and are arranged in the pedestal sheet Bracket on body, is equipped with control pcb board on the bracket, and the brushless Rolling motor is electrically connected with the PCB plate.

One embodiment according to the present utility model offers air inlet, the air inlet on the bottom surface of the base body Mouth is connected to the air duct.

One embodiment according to the present utility model, further includes a buckle, and the pcb board is fixed on institute by the buckle It states on bracket.

One embodiment according to the present utility model, the lead of the brushless Rolling motor pass through one end of the motor shaft Access the pcb board.

One embodiment according to the present utility model, the brushless Rolling motor further includes a connector, the lead warp The connector accesses the pcb board.

One embodiment according to the present utility model, the bristle are fixed on the roller by encapsulated and adhesive hair technique Peripheral surface.

One embodiment according to the present utility model further includes pulley, and the bottom of the base assembly is arranged in the pulley Portion.

A kind of ground brush assemblies provided by the utility model, common earth brush motor, nothing are substituted by brushless Rolling motor Belt is needed to be driven, so that compact overall structure, can prolong the service life.

It should be appreciated that general description and the following detailed description more than the utility model is all exemplary and illustrative , and it is intended that described the utility model provides further explanation.

Detailed description of the invention

It is to provide and being further understood to the utility model including attached drawing, they are included and constitute one of the application Point, attached drawing shows the embodiments of the present invention, and plays the role of explaining the utility model principle together with this specification. In attached drawing:

Fig. 1 shows the structural schematic diagram of dust catcher in the prior art.

Fig. 2 shows the structural schematic diagrams of the ground brush assemblies of the utility model one embodiment.

Fig. 3 shows the assembling schematic diagram of the ground brush assemblies of the utility model one embodiment.

Fig. 4 shows the structural schematic diagram of the brushless Rolling motor in the ground brush assemblies of the utility model one embodiment.

Wherein, the above drawings include the following reference numerals:

100 body 101 of dust catcher

102 scrubbing brush 103 of extension rod

104 dust tank 105 of connector

106 ground brush assemblies 200 of handle

Brushless 201 motor shaft 202 of Rolling motor

203 base assembly 204 of roller

205 bearing block 206 of upper cover

207 bracket 208 of base body

The buckle of pcb board 209 210

211 lead 212 of air inlet

213 pulley 214 of connector

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.

Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete Site preparation description.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Below Description only actually at least one exemplary embodiment be it is illustrative, never as to the application and its application or making Any restrictions.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, shall fall in the protection scope of this application.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached It does not need that it is further discussed in figure.

In the description of the present application, it is to be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, vertical, Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes System is merely for convenience of description the application and simplifies description, and in the absence of explanation to the contrary, these nouns of locality do not indicate that It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage Solution is the limitation to the application protection scope；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned (rotation turn 90 degrees or in other orientation) with other different modes, and And respective explanations are made to the opposite description in space used herein above.

In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this Apply for the limitation of protection scope.In addition, although term used in this application is selected from public term, It is some terms mentioned in present specification may be that applicant by his or her judgement comes selection, detailed meanings Illustrate in the relevant portion of description herein.Furthermore, it is desirable that not only by used actual terms, and be also to pass through Meaning that each term is contained understands the application.

Fig. 1 shows the structural schematic diagram of dust catcher in the prior art.As shown, conventional dust catcher 100 includes Body, extension rod, scrubbing brush 103 and connector 104.Wherein, body includes dust tank and the handle that is arranged in dust tank.Body It further include filter, the negative pressure device etc. of setting in the inner.Body is protruded at the top of extension rod, and is cooperated with dust tank and fixed. Scrubbing brush 103 is articulated in the bottom of extension rod by connector 104, scrubbing brush 103 can opposite extension rod bottom do up and down, left and right Small sway facilitates user that scrubbing brush 103 is pushed to reach ideal dust suction position, is especially located at the specific positions such as corner, so as to Carry out dust suction.During using dust catcher 100, the handle of user's hand-held cleaners 100, the contact of scrubbing brush 103 needs to sweep Position starts negative pressure device, can generate stronger suction, and the wind with dust and clast passes through scrubbing brush 103, and passes through connector 104, extension rod enters in body, and the impurity such as dust and clast for carrying are filtered by filter, eventually falls into dust tank In.Air after filtering is discharged from dust catcher 100, since impurity has been removed, so during carrying out dust suction not Room air can be polluted.

Fig. 2 shows the structural schematic diagrams of the ground brush assemblies of the utility model one embodiment.It is practical new that Fig. 3 shows this The assembling schematic diagram of the ground brush assemblies of type one embodiment.Fig. 4 is shown in the ground brush assemblies of the utility model one embodiment Brushless Rolling motor structural schematic diagram.As shown, ground brush assemblies 200 include a brushless Rolling motor 201.Rolling that this is brushless Cylinder motor 201 includes motor shaft 202 and is set in the roller 203 that motor shaft 202 is outer and connect with motor shaft 202, in simple terms, Here brushless Rolling motor 201 is exactly an external rotor electric machine, wherein being stator with motor shaft 202, roller 203 is rotor. In the work of brushless Rolling motor 201, motor shaft 202 is fixed, and roller 203 can be rotated around the motor shaft 202.

Further, it is equipped with bristle in the periphery of roller 203, roller 203 is made to form a round brush.Brushless Rolling motor 201 It is fixed in ground brush assemblies 200 by the both ends of motor shaft 202.

In 200 traveling process of ground brush assemblies, roller 203 is rotated and can be moved along surface to be cleaned around motor shaft 202 Dynamic, the bristle on 203 surface of roller can adhere to the impurity such as dust and the clast on surface to be cleaned, and then stronger by dust catcher generation Suction, dust and clast are sent into the body for being located at dust catcher top via ground brush assemblies 200.

A kind of ground brush assemblies 200 provided by the utility model substitute ordinary motor, rolling using brushless Rolling motor 201 The three of brush and belt combines, and due to being driven without belt, brushless Rolling motor 201 is exactly a round brush.Specifically, cancel Belt then saves the physical space of ground brush assemblies 200 on the whole, and can be reduced transmission loss, promotes working efficiency, together The working time that the working strength of sample needs is relatively short, is capable of the service life of prolongedly brush assemblies 200 naturally, and then extends The service life of dust catcher.

Preferably, ground brush assemblies 200 include that base assembly 204 and lid close the upper cover 205 on base assembly 204.Upper cover 205 and about 204 base assembly cooperation fix, form air duct therebetween.Bearing block 206 is equipped in base assembly 204, such as Two sides in base assembly 204 are respectively provided with a bearing block 206, and the both ends of motor shaft 202 are solid by the bearing block 206 of two sides It is scheduled in ground brush assemblies 200.

Preferably, ground brush assemblies 200 further include that screw, upper cover 205 and base assembly 204 are solid by screw upper-lower compacting It is fixed.

Preferably, base assembly 204 includes base body 207 and the bracket 208 being arranged on base body 207.The branch Frame 208 has position-limiting action, keeps base assembly 204 and upper cover 205, brushless Rolling motor 201 etc. easy to assembly.In bracket 208 Be equipped with control pcb board 209, brushless Rolling motor 201 is electrically connected with pcb board 209, ground brush assemblies 200 by pcb board 209 come Brushless Rolling motor 201 is controlled to work.More preferably, ground brush assemblies 200 further include a buckle 210, which passes through buckle 210 are fixed on bracket 208.

Preferably, offering air inlet 211 on the bottom surface of base body 207, the air inlet 211 and air duct above-mentioned connect It is logical.In 200 course of work of ground brush assemblies, roller 203 can be moved along surface to be cleaned, and the bristle on surface can be adhered to clear The impurity such as the dust and clast on clean surface, and rotate into air duct.When dust catcher work, stronger suction can be generated in air duct Power, so that dust and clast are sent into the body for being located at dust catcher top via the air duct of ground brush assemblies 200.

Preferably, the lead 212 of brushless Rolling motor 201 is accessed by one end of motor shaft 202 with reference to Fig. 4 and Fig. 3 Pcb board 209.More preferably, brushless Rolling motor 201 further includes a connector 213, and lead 212 accesses pcb board through connector 213 209。

Preferably, the bristle of 203 periphery of roller is fixed on the peripheral surface of roller 203 by encapsulated and adhesive hair technique, make Roller 203 becomes round brush.

Fig. 3 is returned back to, preferably, ground brush assemblies 200 further include pulley 214, base assembly 204 is arranged in pulley 214 Bottom, the easily traveling of brush assemblies 200 at work.

A kind of ground brush assemblies provided by the utility model, with brushless Rolling motor instead of conventional earth brush motor and roller It combines, eliminates belt transmission, save space and promote working efficiency, so that compact overall structure, can expand ground brush assemblies Practical dust suction width, promoted user experience.In addition, the service life of brushless Rolling motor can achieve 1000 hours or more, Substantially prolong the service life of ground brush assemblies.

Those skilled in the art can be obvious, can the above exemplary embodiments of the utility model be carry out various modifications and be become Spirit and scope of the type without departing from the utility model.Accordingly, it is intended to which the utility model is made to cover its modifications and variations.

Claims (10)

1. a kind of ground brush assemblies, it is characterised in that: described ground brush assemblies include brushless Rolling motor, the brushless Rolling motor packet It includes motor shaft and is set in that the motor shaft is outer and the roller with the motor axis connection, be equipped with brush in the periphery of the roller Hair, the brushless Rolling motor are fixed in described ground brush assemblies by the both ends of the motor shaft.

2. ground as described in claim 1 brush assemblies, which is characterized in that described ground brush assemblies include that base assembly and lid are closed in institute The upper cover on base assembly is stated, forms air duct between the upper cover and base assembly, bearing is equipped in the base assembly Seat, the both ends of the motor shaft are fixed in described ground brush assemblies by the bearing block.

3. ground as claimed in claim 2 brush assemblies, which is characterized in that it further include screw, the upper cover and the base assembly It is fixed by the screw in compression.

4. ground as claimed in claim 2 brush assemblies, which is characterized in that the base assembly includes base body and is arranged in institute The bracket on base body is stated, is equipped with control pcb board on the bracket, the brushless Rolling motor is electrically connected with the pcb board It connects.

5. ground as claimed in claim 4 brush assemblies, which is characterized in that air inlet is offered on the bottom surface of the base body, The air inlet is connected to the air duct.

6. ground as claimed in claim 4 brush assemblies, which is characterized in that further include a buckle, the pcb board passes through the buckle It fixes on the bracket.

7. ground as claimed in claim 4 brush assemblies, which is characterized in that the lead of the brushless Rolling motor passes through the motor The pcb board is accessed in one end of axis.

8. ground as claimed in claim 7 brush assemblies, which is characterized in that the brushless Rolling motor further includes a connector, institute It states lead and accesses the pcb board through the connector.

9. ground as described in claim 1 brush assemblies, which is characterized in that the bristle is fixed on institute by encapsulated and adhesive hair technique State the peripheral surface of roller.

10. ground as claimed in claim 2 brush assemblies, which is characterized in that further include pulley, the pulley is arranged in the pedestal The bottom of component.