CN209404632U - Floor brush for dust collector and dust catcher - Google Patents

Abstract

The utility model discloses a kind of floor brush for dust collector and with the dust catcher of the scrubbing brush, scrubbing brush involved in it includes the round brush for being formed with the pedestal of vacuum chamber and being installed on inside the vacuum chamber, the scrubbing brush also has the transmission shaft for driving the round brush rotation and the sliding bearing for passing through and rotating for the transmission shaft, and the scrubbing brush, which also has, to be set to outside the sliding bearing to provide the attached oil carrier of lubricating oil to the sliding bearing.Sliding bearing used by the utility model scrubbing brush is at low cost, the oil clearance without traditional roller bearing, has better stability in the radial direction；And sliding bearing design structure is more flexible, the transmission shaft bigger with respect to the mountable diameter of conventional ball bearings inside size-constrained scrubbing brush, it can further ensure that scrubbing brush is operated with reliable and stable performance, in addition, the attached oil carrier that sliding bearing oil mass can be supplemented also is provided, to guarantee the normal operation of scrubbing brush, extend the service life of sliding bearing.

Description

Floor brush for dust collector and dust catcher

Technical field

The utility model relates to household appliance technical field more particularly to a kind of floor brush for dust collector and dust catcher.

Background technique

Dust catcher is widely used by numerous families as a kind of automation surface cleaning apparatus, can produce non- The dust or foul that gather on floor, carpet, metope or other body surfaces are sucked its garbage collection by the suction of Chang Qiang In device.Dust catcher generally comprises a scrubbing brush, is provided with round brush in the vacuum chamber in the scrubbing brush, when dust catcher work, rolling Brush can carry out rolling cleaning on floor, carpet or other body surfaces.The transmission shaft of round brush uses ball axis in existing scrubbing brush Support is held, so it has the following problems: there are oil clearance, the transmission shaft being supported by it can shake ball bearing in radial directions； Inside size-constrained scrubbing brush, for ball bearing due to the limitation of its basic structure, the radial dimension of inner ring is smaller, it is necessary to adopt Deformation is be easy to cause in high-speed rotation with the transmission shaft of the transmission shaft of minor diameter, minor diameter；In addition, ball bearing cost of manufacture It is high.

In view of this, it is necessary to provide a kind of improved floor brush for dust collector structures to solve the above problems.

Utility model content

The utility model aims to solve at least one of technical problem of the existing technology, to realize above-mentioned utility model mesh , the utility model provides a kind of floor brush for dust collector, and specific design method is as follows.

Above-mentioned floor brush for dust collector, including the rolling for being formed with the pedestal of vacuum chamber and being installed on inside the vacuum chamber Brush, which is characterized in that the scrubbing brush also has the transmission shaft for driving the round brush rotation and passes through and turn for the transmission shaft Dynamic sliding bearing, the scrubbing brush, which also has, to be set to outside the sliding bearing to provide the attached of lubricating oil to the sliding bearing Oil carrier.

As optional technical solution, the attached oil carrier is felt or sponge.

As optional technical solution, the scrubbing brush, which also has, to be set between the sliding bearing and the attached oil carrier Collet.

As optional technical solution, oil seepage hole is arranged in the collet, so that the lubricating oil in the attached oil carrier mentions Supply the sliding bearing.

As optional technical solution, in the radial direction, the collet includes double-layer structure to Yu Suoshu sliding bearing, Heat-insulation chamber is formed between the adjacent double-layer structure of the collet.

As optional technical solution, the collet also has the limitation attached oil carrier in the axis of the sliding bearing The retainer mobile to direction.

As optional technical solution, the collet and the pedestal are integrally formed.

As optional technical solution, the attached oil carrier is annular, after being sheathed on the sliding bearing, in the biography In the axial direction of moving axis, the attached oil carrier is limited by the sliding bearing and the pedestal from two sides.

The present invention also provides a kind of floor brush for dust collector, including being formed with the pedestal of vacuum chamber and being installed on the dust suction The round brush in intracavitary portion, the scrubbing brush also have the transmission shaft for driving the round brush rotation and pass through and rotate for the transmission shaft Sliding bearing, be arranged collet on the sliding bearing.

The utility model also provides a kind of dust catcher, and the dust catcher has above-described scrubbing brush.

The beneficial effects of the utility model are: sliding bearing used by the utility model scrubbing brush is at low cost, no tradition The oil clearance of roller bearing has better stability in the radial direction；And sliding bearing design structure is more flexible, size-constrained Scrubbing brush inside the opposite bigger transmission shaft of the mountable diameter of conventional ball bearings, can further ensure scrubbing brush with reliable and stable Performance operating, in addition, providing the attached oil carrier that can supplement sliding bearing oil mass, also to guarantee the normal operation of scrubbing brush.

Detailed description of the invention

Fig. 1 show a kind of embodiment overall structure diagram of the utility model floor brush for dust collector；

Fig. 2 show the schematic cross-section in Fig. 1 at the position A-A '；

Fig. 3 show the enlarged diagram of the part a in Fig. 2；

Fig. 4 show confined explosion's schematic diagram of scrubbing brush；

Fig. 5 show the enlarged diagram of the part b in Fig. 4；

Fig. 6 show the structural schematic diagram after the end cover dismounting of shell；

Fig. 7 show the enlarged diagram of the part a of another embodiment of the utility model floor brush for dust collector；

Specific embodiment

The utility model is described in detail below with reference to each embodiment shown in the drawings, please refers to Fig. 1 to Fig. 6 It is shown, it is some better embodiments of the utility model.

As shown in Figure 1, Figure 2, the floor brush for dust collector 100 that is shown of the utility model has a pedestal 11, in pedestal 11 It is formed with vacuum chamber 110, specifically, vacuum chamber 110 is in semi-enclosed state, there is the opening towards surface to be cleaned, Foul or dust etc. for adsorbing surface to be cleaned.Round brush 12, round brush are also equipped with inside the vacuum chamber 110 of the utility model 12 by roller brush shaft 121 and are fixed on round brush hair 122 on 121 circumferential surface of roller brush shaft and constitute.When scrubbing brush 100 is run, 121 turns of roller brush shaft Dynamic, the round brush hair 122 being fixed on 121 circumferential surface of roller brush shaft sweeps foul and dust on surface to be cleaned, to be conducive to dust suction Absorption of the device to foul or dust.

In conjunction with shown in Fig. 3, Fig. 4, in the present invention, the transmission shaft 13 that also there is scrubbing brush 100 driving round brush 12 to rotate And the sliding bearing 14 for passing through and rotating for transmission shaft 13.Aforementioned sliding bearing 14 is, for example, power metallurgical oil-retaining sliding axle It holds.

14 cost of sliding bearing used by the utility model scrubbing brush is low with respect to the cost of conventional ball bearings, also without tradition The oil clearance of roller bearing has better stability in the radial direction；And 14 design structure of sliding bearing is more flexible, size by The opposite bigger transmission shaft 13 of the mountable diameter of conventional ball bearings, can further ensure scrubbing brush 100 with more inside the scrubbing brush of limit It is operated for reliable and stable performance.

With reference to shown in Fig. 3, Fig. 4, Fig. 5, the scrubbing brush 100 in the present embodiment is additionally provided with attached oil carrier in sliding bearing 14 outside 15, to supplement the lubricating oil on sliding bearing 14.As shown in figure 3, the attached oil of annular in the axial direction of sliding bearing 14, after being arranged Carrier 15 is limited by both sliding bearing 14 and pedestal 11 from two sides, that is, utilizes the limit convex on sliding bearing 14 and pedestal 11 Get up and encirclement limit is carried out to attached oil carrier 15, after being completed, attached oil carrier 15 will not be moved.

Specifically, sliding friction occurs between sliding bearing 14 and transmission shaft 13 in 100 operational process of scrubbing brush, generation The oil mass that heat will lead to lubricating oil on sliding bearing 14 is lost, and attached oil carrier 15 is arranged can supplement its oil mass immediately Loss, keep good lubricant effect, can effectively guarantee the normal work of sliding bearing 14, prolong its service life.? In specific implementation process, related attached oil carrier 15 is felt or sponge.

Further combined with shown in Fig. 4, Fig. 5, Fig. 6, scrubbing brush 100 involved in the utility model has transmission component, should Transmission component includes transmission shaft 13, sliding bearing 14, attached oil carrier 15 and the transmission connection piece for being fixed on 13 one end of transmission shaft 16.Wherein, transmission shaft 13 passes through sliding bearing 14 and extends to 110 internal direction of vacuum chamber, and transmission connection piece 16 is fixed on biography One end that moving axis 13 extends to 110 internal direction of vacuum chamber and being formed between 121 end 120 of roller brush shaft is engaged.Based on this, When transmission shaft 13 rotates, roller brush shaft 121 can be driven to rotate by transmission connection piece 16, to realize that round brush hair 122 is treated clearly The sweeping of foul and dust on clean surface.

In this embodiment, in conjunction with shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, transmission component also has belt pulley 18 and connects The belt 19 of lace wheel 18 and motor output end (not shown), belt pulley 18 are fixed on 13 one end of transmission shaft to drive and pass Moving axis 13 rotates.As the preferred embodiment of the present embodiment, belt pulley 18 is preferably gear, the inside of belt 19 be formed with The teeth that gear matches, to avoid producing relative sliding between belt pulley 18 and belt 19.

Further, in conjunction with shown in Fig. 4, Fig. 5, in this specific embodiment, transmission component further includes retainer ring 171 and anti-attrition piece 172.Wherein, retainer ring 171 is located at sliding bearing 14 towards the side of vacuum chamber 110 and is arranged on the periphery wall of transmission shaft 13, Based on the setting of the retainer ring 171, the position of 13 opposite base 11 of transmission shaft can be locked, avoids transmission shaft 13 in the axial direction It is mobile, it is ensured that scrubbing brush 100 is stable；Anti-attrition piece 172 is set between retainer ring 171 and sliding bearing 14, so in scrubbing brush 100 Operational process in, can effectively avoid or reduce between retainer ring 172 and the end wall of sliding bearing 14 formed influence transmission shaft 13 just The frictional force often run.

In another embodiment, as shown in fig. 7, scrubbing brush 100 can be also arranged between attached oil carrier 15 and sliding bearing 14 Collet 20, collet 20 are arranged corresponding oil seepage hole 2011, and attached oil carrier 15 is via corresponding oil seepage hole 2011 to sliding axle Hold 14 penetrating oils.In this way, the lubrication oil consumption that sliding bearing 14 is generated in operational process can be replenished in time, guarantee to slide with this The normal operation of dynamic bearing 14.

And the 11 main composition material of pedestal of scrubbing brush 100 is that plastic material can be effective based on the setting of collet 20 The pedestal 11 as caused by frictional heat between transmission shaft 13 and sliding bearing 14 in 100 operational process of scrubbing brush is avoided the situations such as to deform. It after it first keeps apart frictional heat, is slowly conducted in non-use process in scrubbing brush 100, is conducive to alleviate pedestal 11 etc. The deformation of other easily-deformable elements.

Herein, the assembly method between collet 20 and sliding bearing 14 without limitation, such as can be press-fit, It is also possible to that quadric injection mould is encapsulated, or is mode of the close-fitting without relative motion.

In the present invention, collet 20 can be used PA, PPS or PI material and be made；Wherein PA is polyamide, PPS is polyphenylene sulfide, and PI is polyimides.It can certainly be using the other materials with similar material capability enumerated above It is made.In the specific implementation process, collet 20 can be integrally formed with pedestal 11, can also be separated and be formed and then carry out group Assembly is closed.

In addition, the setting based on collet 20, the material for constituting pedestal 11, which may not need, to be considered heat resistance and selects cost The material of cheap or appearance optimization.

It is illustrated so that collet 20 is double-layer structure and has oil seepage hole 2011 as an example below, it will be appreciated, however, that Collet 20 is single layer structure or multilayered structure, need to only meet the requirement of its penetrating oil.

Specifically, refering to what is shown in Fig. 7, in this embodiment, in the radial direction in sliding bearing 14, collet 20 includes Double-layer structure, double-layer structure include that note invests the surface layer set 201 on 14 surface of sliding bearing and 201 spaced with surface layer set Outer layer jacket 202, outer layer jacket 202 for being connected and fixed with pedestal 11, in the present embodiment double-layer structure can optimize collet 20 every Thermal effect；In specific implementation process, surface layer covers 201 and is formed between outer layer jacket 202 heat-insulation chamber (not indicating in figure), from And optimize the heat insulation of collet 20.Of course, it should be understood that in the other embodiments of the utility model, collet 20 It can also include more than double-layer structure.

It for limiting the mobile retainer of attached oil carrier 15 is from the outwardly projection shape of surface layer set 201 in the present embodiment At protrusion 2012, surface layer set 201, the interconnecting piece 2013 between outer layer jacket 202 and protrusion 2012 are jointly to attached oil carrier 150 Form axial limiting.

In addition, floor brush for dust collector involved in the utility model can also set gradually attached oil on sliding bearing 14 Carrier 15 and collet 20, that is to say, that in the utility model, the relative position of attached oil carrier 15 and collet 20 is not limited It is fixed, it need to only meet its permeability and heat-insulated effect.In addition, in some embodiments, it can also be only on sliding bearing 14 It is arranged collet 20, and is not provided with attached oil carrier 15, makes it only and have the effect of heat-insulated, collet 20 can also be single layer, bilayer Or more.

In addition, the utility model additionally provides a kind of dust catcher, which has scrubbing brush 100 described above.Example Such as, scrubbing brush 100 also has the connector 101 for being connected to vacuum offer equipment (can refer to existing design) and moves for scrubbing brush 100 Dynamic walking unit 102, in this specific embodiment, walking unit 102 is specially idler wheel.In the specific application process, scrubbing brush 100 It can also be applied to following kind of dust catcher, for example, backpack dust catcher, tub type dust catcher etc..

It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book With the other embodiments of understanding.

Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model Equivalent implementations or change should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of floor brush for dust collector, including the round brush for being formed with the pedestal of vacuum chamber and being installed on inside the vacuum chamber, It is characterized in that, the scrubbing brush also has a transmission shaft for driving round brush rotation and passes through and rotate for the transmission shaft Sliding bearing, the scrubbing brush also has to be set to outside the sliding bearing to be carried with the attached oil for providing lubricating oil to the sliding bearing Body.

2. floor brush for dust collector according to claim 1, which is characterized in that the attached oil carrier is felt or sponge.

3. floor brush for dust collector according to claim 1, which is characterized in that the attached oil carrier is annular, is sheathed on institute After stating on sliding bearing, in the axial direction of Yu Suoshu transmission shaft, the attached oil carrier is by the limit of the sliding bearing and the pedestal Position protrusion is limited from two sides.

4. floor brush for dust collector according to claim 1, which is characterized in that the scrubbing brush, which also has, is set to the sliding Collet between bearing and the attached oil carrier.

5. floor brush for dust collector according to claim 4, which is characterized in that oil seepage hole is arranged in the collet, to provide Lubricating oil in the attached oil carrier gives the sliding bearing.

6. floor brush for dust collector according to claim 4, which is characterized in that Yu Suoshu sliding bearing in the radial direction, The collet includes double-layer structure, is formed with heat-insulation chamber between the adjacent double-layer structure of the collet.

7. floor brush for dust collector according to claim 4, which is characterized in that the collet also has the limitation attached oil The carrier retainer mobile in the axial direction of the sliding bearing.

8. the floor brush for dust collector according to any one of claim 4-7, which is characterized in that the collet with it is described Pedestal is integrally formed.

9. a kind of floor brush for dust collector, including the round brush for being formed with the pedestal of vacuum chamber and being installed on inside the vacuum chamber, It is characterized in that, the scrubbing brush also has a transmission shaft for driving round brush rotation and passes through and rotate for the transmission shaft Sliding bearing is arranged collet on the sliding bearing.

10. a kind of dust catcher, which is characterized in that the dust catcher has the right to require scrubbing brush described in 1-9 any one.