CN206507877U - The ground brush assemblies of dust catcher and the dust catcher with it - Google Patents

Abstract

The utility model discloses a kind of ground brush assemblies of dust catcher and the dust catcher with it.Ground brush assemblies include：Base；Upper lid, the base is fixed on the upper lid, exhaust passage is limited between the upper lid and the base, at least a portion of the inner surface in the air channel is Non-smooth surface air channel face, Non-smooth surface air channel face is provided with flexible membrane, and at least a portion of the inner surface of the flexible membrane is Non-smooth surface face.According to the ground brush assemblies of the utility model embodiment, by setting flexible membrane on the inner surface in air channel, when air-flow flows in air channel, flow velocity can be slowed down, the high frequency that flexible membrane can also be absorbed in air-flow make an uproar ripple prevent from reflexing in air enter human ear so that reduce ground brush assemblies noise.

Description

The ground brush assemblies of dust catcher and the dust catcher with it

Technical field

The utility model is related to cleaning applications, the ground brush assemblies more particularly, to a kind of dust catcher and the dust suction with it Device.

Background technology

No longer it is only in the requirement that consumer is used dust catcher with dust catcher more and more general level in the family use Dust-absorbing function is only met, but in terms of increasingly weighing operating experience.Dust catcher generally existing one in the market is asked Noise is very big when topic is dust catcher work, and vacuum cleaner noise has a critically important source to be exactly scrubbing brush.Scrubbing brush is on the ground During dust suction, because consider good dedusting effect will brush suction negative pressure it is big, it is meant that the laminating on scrubbing brush wind passage mouth and ground will get well, The negative effect now brought is that the wind speed of scrubbing brush air inlet is very rapid, and the air-flow sound into air channel is also very big.Therefore, reduce The noise of scrubbing brush can largely solve the problem of dust catcher operating noise is big.

Utility model content

The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.

Therefore, the utility model proposes a kind of ground brush assemblies of dust catcher, the noise of reduction ground brush assemblies.

The utility model also proposes a kind of dust catcher with above-mentioned ground brush assemblies.

According to the ground brush assemblies of the dust catcher of the utility model embodiment, including：Base；Upper lid, the base is fixed on On the upper lid, exhaust passage is limited between the upper lid and the base, at least a portion of the inner surface in the air channel is non- Smooth air channel face, Non-smooth surface air channel face is provided with flexible membrane, and at least a portion of the inner surface of the flexible membrane is non-light Sliding surface.

According to the ground brush assemblies of the utility model embodiment, by setting flexible membrane on the inner surface in air channel, air-flow exists When being flowed in air channel, flow velocity can be slowed down, the high frequency that flexible membrane can also be absorbed in air-flow ripple of making an uproar prevents from reflexing in air Enter human ear, so as to reduce the noise of ground brush assemblies.

In some embodiments of the present utility model, the flexible membrane is pasted onto on the face of the Non-smooth surface air channel.

In some embodiments of the present utility model, the flexible membrane is injection glue-line.

In some embodiments of the present utility model, the flexible membrane is equipped with whole inner surfaces in the air channel.

In some embodiments of the present utility model, the inner surface of the part around air inlet in the air channel is provided with described Flexible membrane.

In some embodiments of the present utility model, the inner surface in the air channel is raised to limit provided with multiple first State Non-smooth surface air channel face.

In some embodiments of the present utility model, the inner surface of the flexible membrane is provided with the multiple second projections to limit The Non-smooth surface face.

In some embodiments of the present utility model, the base and the upper lid are working of plastics.

In some embodiments of the present utility model, the base is fixedly connected with the upper lid by screw.

According to the dust catcher of the utility model embodiment, include the ground of the dust catcher according to the utility model above-described embodiment Brush assemblies.

According to the dust catcher of the utility model embodiment, by the ground brush assemblies provided with above-described embodiment, so as to reduce ground The noise of brush assemblies, reduces the operating noise of dust catcher, improves user's comfort.

Brief description of the drawings

Fig. 1 is the installation diagram of the ground brush assemblies according to the utility model embodiment；

Fig. 2 is the exploded view of the ground brush assemblies according to the utility model embodiment；

Fig. 3 is the profile of the ground brush assemblies according to the utility model embodiment；

Fig. 4 is the enlarged diagram of part A in Fig. 3.

Reference：

Ground brush assemblies 100,

Base 1, upper lid 2,

Air channel 3, the first projection 30,

Flexible membrane 4, the second projection 40.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality The limitation of type.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model System.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two It is individual, three etc., unless otherwise specifically defined.

The ground brush assemblies 100 of the dust catcher according to the utility model embodiment are described in detail below with reference to Fig. 1-Fig. 4.

As Figure 1-Figure 4, according to the ground brush assemblies 100 of the dust catcher of the utility model embodiment, including：The He of base 1 Upper lid 2, base 1 is fixed on lid 2, and exhaust passage 3 is limited between upper lid 2 and base 1.Specifically, base 1 and upper lid 2 can be with For working of plastics, or base 1 and upper lid 2 can be metalwork.In specific example of the present utility model, base 1 and upper lid 2 are logical Screw is crossed to be fixedly connected.Of course, it should be understood that the fixed form not limited to this between base 1 and upper lid 2, such as base 1 It can be fixed between upper lid 2 by the way of being clasped, as long as base 1 and upper lid 2 can be fixed together i.e. Can.

It is understood that the element also including brush etc. of ground brush assemblies 100, the operation principle of ground brush assemblies 100 has been existing There is technology, here just without being described in detail.

At least a portion of the inner surface in air channel 3 is Non-smooth surface air channel face, and Non-smooth surface air channel face is provided with flexible membrane 4, soft Property film 4 inner surface at least a portion be Non-smooth surface face.That is, the inner surface in air channel 3 is provided with flexible membrane 4, it is flexible Film 4 can be located on the face of Non-smooth surface air channel, and the inner surface in air channel 3 is provided with groove and/or the first projection to limit Non-smooth surface wind Road face, the inner surface of flexible membrane 4 is provided with groove and/or the second projection to limit Non-smooth surface face.Specifically, can be flexible Whole inner surfaces of film 4 are formed as Non-smooth surface face or a part of inner surface of flexible membrane 4 is formed as Non-smooth surface face.

In the wave band of sound wave, what human ear was most difficult to stand is high frequency band, in the multiple technologies approach of noise reduction, absorb or High frequency sound is shielded, is the most direct mode of noise reduction, ground of the present utility model brush assemblies 100, because the inner surface in air channel 3 is provided with Flexible membrane 4, so as to absorb high frequency sound wave, and Non-smooth surface face can reduce sound wave bounce-back, not influence ground brush assemblies 100 The high frequency sound wave in air-flow is eliminated while sealing, efficiency of dust collection, the lower noise of ground brush assemblies 100, Jing Yin purpose is reached.

According to the ground brush assemblies 100 of the utility model embodiment, by setting flexible membrane 4, gas on the inner surface in air channel 3 Stream is in air channel 3 when flowing, and can slow down flow velocity, and the high frequency that flexible membrane 4 can also be absorbed in air-flow ripple of making an uproar prevents from reflexing to sky Enter human ear in gas, so as to reduce the noise of ground brush assemblies 100.

It is understood that flexible membrane 4 can be located on the inner surface in air channel 3 using various ways, such as in this reality With in some new examples, flexible membrane 4 is pasted onto on the face of Non-smooth surface air channel.In another example in other examples of the present utility model In, flexible membrane 4 for injection glue-line, that is to say, that use injection process on the inner surface in air channel 3 one layer of glue-line of machine-shaping with Limit flexible membrane 4.

In preferred embodiment of the present utility model, flexible membrane 4 is equipped with whole inner surfaces in air channel 3.So as to Ensure that noise reduction is optimal.Specifically, whole inner surfaces in air channel 3 can be Non-smooth surface air channel face or a part It is Non-smooth surface air channel face for smooth air channel face and another part, Non-smooth surface air channel face has multiple grooves and/or multiple first convex Rise.

As depicted in figs. 1 and 2, in some embodiments of the present utility model, the inner surface in air channel 3 is provided with multiple first Projection 30 is to limit Non-smooth surface air channel face.Preferably, multiple first projections 30 are in multiple lines and multiple rows and are uniformly distributed setting.Certainly It is understood that the spread geometry not limited to this of multiple first projections 30, such as multiple first projections 30 can be arranged in ripple Line shape.Alternatively, each first projection 30 can be the hollow cylinder or solid cylinder being located on the inner surface in air channel 3.Specifically Ground, each first projection 30 can be formed as any shape such as circular, square, irregular shape.

As depicted in figs. 1 and 2, in some embodiments of the present utility model, the inner surface of flexible membrane 4 is provided with multiple the Two projections 40 are to limit Non-smooth surface face.Preferably, multiple second projections 40 are in multiple lines and multiple rows and are uniformly distributed setting.Certainly may be used With understanding, the spread geometry not limited to this of multiple second projections 40, such as multiple second projections 40 can arrange corrugated Shape.Wherein each second projection 40 can be limited by a part of outwardly convex of flexible membrane 4, and each second projection 40 may be used also To be the hollow cylinder or solid cylinder being located on the inner surface of flexible membrane 4.Specifically, each second projection 40 can be formed as Any shape such as circular, square, irregular shape.

In preferred exemplary of the present utility model, multiple second projections 40 correspond with the multiple first projections 30 set respectively Put, covered on outside each second projection 40 in corresponding first projection 30.Of course, it should be understood that multiple first projections 30 and many The distribution situation not limited to this of individual second projection 40, such as multiple first projections 30 and multiple second projections 40 can staggeredly be set Put.

In some embodiments of the present utility model, the inner surface of the part around air inlet in air channel 3 is provided with flexible membrane 4.So as to further optimization noise reduction.

According to the dust catcher of the utility model embodiment, include the ground of the dust catcher according to the utility model above-described embodiment Brush assemblies 100.

According to the dust catcher of the utility model embodiment, by the ground brush assemblies 100 provided with above-described embodiment, so as to reduce The noise of ground brush assemblies 100, reduces the operating noise of dust catcher, improves user's comfort.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through Even, can be two element internals connection or two elements interaction relationship, unless otherwise clear and definite restriction.For this For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature Can be that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, first is special Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area Technical staff the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification can be entered Row is combined and combined.

Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model It is interior above-described embodiment to be changed, changed, replaced and modification.

Claims (10)

1. a kind of ground brush assemblies of dust catcher, it is characterised in that including：

Base；

Upper lid, the base is fixed on the upper lid, and exhaust passage is limited between the upper lid and the base, the air channel At least a portion of inner surface be Non-smooth surface air channel face, Non-smooth surface air channel face be provided with flexible membrane, the flexible membrane it is interior At least a portion on surface is Non-smooth surface face.

2. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that the flexible membrane is pasted onto the non-light On sliding air channel face.

3. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that the flexible membrane is injection glue-line.

4. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that on whole inner surfaces in the air channel Provided with the flexible membrane.

5. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that the portion around air inlet in the air channel The inner surface divided is provided with the flexible membrane.

6. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that the inner surface in the air channel is provided with multiple First is raised to limit Non-smooth surface air channel face.

7. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that the inner surface of the flexible membrane is provided with more Individual second is raised to limit the Non-smooth surface face.

8. the ground brush assemblies of dust catcher according to claim 1, it is characterised in that the base and the upper lid are plastics Part.

9. the ground brush assemblies of the dust catcher according to any one of claim 1-8, it is characterised in that the base and described Upper lid is fixedly connected by screw.

10. a kind of dust catcher, it is characterised in that the scrubbing brush group including the dust catcher according to any one of claim 1-9 Part.