CN208573575U - Tub type dust catcher and its filtering air duct - Google Patents

Abstract

The utility model discloses a kind of filtering air ducts, are arranged on partition, and the middle part on partition is equipped with induced-draught electric motor.The filtering air duct includes: air inlet, is located at the front end of partition；Cyclone separator, for cylindrical shape, cyclone separator is arranged in the side on partition；Air induction conduit is curve round tube, air induction conduit both ends air-tight connection air inlet and cyclone separator respectively；Air dam, to extend to the curved surface below partition by the air outlet of cyclone separator；Filter assemblies are mounted on position opposite with induced-draught electric motor under partition；Air draft component, for cylindrical shape, air draft component is arranged in the other side on partition；And air draft conduit, it is curve pipe, air draft conduit extends to air draft component by the air outlet of induced-draught electric motor.The invention also discloses a kind of tub type dust catchers.All wall surfaces in the filtering air duct of the utility model are curved surface, and gas and the collision of filtering air duct reduce, to reduce operating noise.

Description

Tub type dust catcher and its filtering air duct

Technical field

The utility model relates to cleaner field, in particular to a kind of tub type dust catcher and its filtering air duct.

Background technique

Existing tub type dust catcher operating noise is very big, and reason includes that tub type dust catcher needs stronger suction, because This its used usual power of motor is larger, and the noise of generation is relatively large.In addition, flowing of the gas in tub type dust catcher Fast speed, gas and noise caused by the collision of air duct inner wall are also larger.

Therefore, a kind of design that can reduce the noise of tub type dust catcher in the prior art is needed, so as to improve user Usage experience.

The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing Technology.

Utility model content

The purpose of this utility model is to provide a kind of tub type dust catcher and its filtering air ducts, so as to improve tub type dust catcher The too big problem of noise.

To achieve the above object, according to the present utility model in a first aspect, the utility model provides a kind of filtering air duct, It is arranged on partition, and the middle part on partition is equipped with induced-draught electric motor.The filtering air duct includes: air inlet, is located at partition Front end；Cyclone separator, for cylindrical shape, cyclone separator is arranged in the side on partition；Air induction conduit is curve Round tube, air induction conduit both ends air-tight connection air inlet and cyclone separator respectively；Air dam, for by the outlet air of cyclone separator Mouth extends to the curved surface below partition；Filter assemblies are mounted on position opposite with induced-draught electric motor under partition；Air draft group Part, for cylindrical shape, air draft component is arranged in the other side on partition；And air draft conduit, it is curve pipe, air draft conduit Air draft component is extended to by the air outlet of induced-draught electric motor.Wherein, dusty gas enters whirlwind point via air inlet and air induction conduit By-pass filtration is carried out from device, the gas through by-pass filtration enters under the guidance of air dam and the suction collective effect of induced-draught electric motor Filter assemblies carry out secondary filtration, and the gas through secondary filtration enters air draft group by the air outlet and air draft conduit of induced-draught electric motor Part is simultaneously discharged.

Further, in above-mentioned technical proposal, the inner sidewall of cyclone separator and the intersection of axial cross section are camber line.

Further, in above-mentioned technical proposal, partition is ring-type.

Further, in above-mentioned technical proposal, air inlet, air induction conduit and air draft conduit are all located on partition.

Further, in above-mentioned technical proposal, air induction conduit extends to cyclonic separation along induced-draught electric motor curve by air inlet Device, air draft conduit extend to air draft component along induced-draught electric motor curve by the air outlet of induced-draught electric motor.

Further, in above-mentioned technical proposal, air induction conduit and air draft conduit form the semi arch around induced-draught electric motor, into Port is located at the apex of semi arch.

Further, in above-mentioned technical proposal, air draft component is equipped with the filtration members that can be dismantled, and filtration members are to through secondary filtration Gas carry out three-stage filtration.

Further, in above-mentioned technical proposal, filtration members are filter cotton, filter screen or HEPA filtration members.

Further, in above-mentioned technical proposal, filter assemblies are filter cotton, filter screen or HEPA filtration members.

Second aspect according to the present utility model, the utility model provide a kind of tub type dust catcher comprising bung group Part and staving, bung component can releasably airtight cover be buckled on staving, and tub type dust catcher includes above-mentioned any one technical side Filtering air duct in case, filtering air duct are arranged in bung component.

Further, in above-mentioned technical proposal, the bulky grain dust that dusty gas is filtered out through by-pass filtration is straight along air dam It connects and falls into staving.

Compared with prior art, the utility model has the following beneficial effects:

1. all wall surfaces in the filtering air duct of the utility model are curved surface, therefore gas and the collision of filtering air duct are dropped It is low, to reduce tub type dust catcher and its filter the operating noise in air duct.

2. by all parts reasonable Arrangement on partition, the tub type dust catcher and its filtering air channel structure of the utility model It is more compact, it can also save space.

3. by installing filtration members additional in air draft component, the filtering air duct of the utility model be may be implemented to dusty gas It filters three times, to improve filter effect.

Above description is only the general introduction of technical solutions of the utility model, in order to more clearly understand the utility model Technological means can be simultaneously practiced according to the content of specification, while above and other purpose, skill in order to make the utility model Art feature and advantage are more understandable, are exemplified below one or more preferred embodiments, and be described in detail with the accompanying drawings as follows.

Detailed description of the invention

Fig. 1 is the perspective view of the tub type dust catcher of an embodiment according to the present utility model.

Fig. 2 is the top view of the tub type dust catcher of an embodiment according to the present utility model.

Fig. 3 is the perspective view of the tub type dust catcher of an embodiment according to the present utility model.

Fig. 4 is the perspective view of the tub type dust catcher of an embodiment according to the present utility model.

Fig. 5 a is the perspective view in the filtering air duct of an embodiment according to the present utility model.

Fig. 5 b is the side view in the filtering air duct of an embodiment according to the present utility model.

Fig. 5 c is the cross-sectional view in the filtering air duct of an embodiment according to the present utility model.

Fig. 5 d is the cross-sectional view in the filtering air duct of an embodiment according to the present utility model, and wherein arrow signal gas exists Filter the flow direction in air duct.

Fig. 5 e is the three-dimensional cutaway view of another angle in the filtering air duct of an embodiment according to the present utility model, wherein Arrow illustrates flow direction of the gas in filtering air duct.

Fig. 6 a is the perspective view of the cyclone separator of an embodiment according to the present utility model, wherein having concealed part point From chamber.

Fig. 6 b is the exploded view of the cyclone separator of an embodiment according to the present utility model.

Fig. 6 c is the exploded view of the cyclone separator of an embodiment according to the present utility model, and outlet air is shown Mouthful.

Fig. 7 a is the assembling stereogram of the air draft component of an embodiment according to the present utility model, shows part lid Body.

Fig. 7 b is the cross-sectional view of the air draft component of an embodiment according to the present utility model, is shown and air draft group The part air draft conduit of part connection.

Fig. 7 c is the sectional exploded view of the air draft component of an embodiment according to the present utility model, is shown and arranges The part air draft conduit of wind component connection.

Fig. 8 a is the assembly stereoscopic schematic diagram of the upper winding body of an embodiment according to the present utility model, is shown The tub type dust catcher part being connected with upper winding body.

Fig. 8 b is the decomposition diagram of the upper winding body of an embodiment according to the present utility model.

Fig. 8 c is the assembly stereoscopic schematic diagram of the lower winding body of an embodiment according to the present utility model, is shown The tub type dust catcher part being connected with lower winding body.

Fig. 8 d is the decomposition diagram of the lower winding body of an embodiment according to the present utility model.

Fig. 9 a is the stereoscopic schematic diagram of the pedestal of an embodiment according to the present utility model.

Fig. 9 b is the stereoscopic schematic diagram of the pedestal of an embodiment according to the present utility model, and brush head card is shown Position.

Fig. 9 c is the side view of the pedestal of an embodiment according to the present utility model.

Fig. 9 d is the side view of the traveling wheel of an embodiment according to the present utility model, and the second vibration damping is shown Ring.

Fig. 9 e is the decomposition diagram of the deflecting roller of an embodiment according to the present utility model.

Fig. 9 f is the decomposition diagram of the traveling wheel of an embodiment according to the present utility model.

Figure 10 a is the stereoscopic schematic diagram of the lid of an embodiment according to the present utility model.

Figure 10 b is the stereoscopic schematic diagram of the lid of an embodiment according to the present utility model, wherein having concealed whirlwind point From device.

Figure 10 c is the schematic side view of the lid of an embodiment according to the present utility model, wherein having concealed whirlwind point From device.

Figure 10 d is the schematic rear view of the lid of an embodiment according to the present utility model, wherein having concealed whirlwind point From device.

Figure 11 a is the stereoscopic schematic diagram of the handle of an embodiment according to the present utility model.

Figure 11 b is the decomposition diagram of the handle of an embodiment according to the present utility model.

Figure 11 c is another decomposition diagram of the handle of an embodiment according to the present utility model.

Figure 11 d is the schematic elevation view of the handle of an embodiment according to the present utility model.

Main appended drawing reference explanation:

10- bung component, 100- lid, 11- air inlet, 11a- air induction conduit, 12- cyclone separator, 12a- air dam, 120- disengagement chamber, 121- end cap, 121a- air inlet, 121b- air guide hole, 122- air outlet, 123- conical filter mesh enclosure, 13- mistake Filter component, 14- induced-draught electric motor, 14a- air draft conduit, 141- motor radiating round, 142- motor air inlet round, 15- air draft group Part, 151- outer cover, 151a- air draft through-hole, 152- decoration end face, 153-HEPA filtration members, the department of assembly 153a-, 154- supporting part, 155- screw thread, 16- partition, 17- clamping part,

20- staving,

30- pedestal, 300- pedestal, 32- deflecting roller, the first rigging pilotage of 32a-, 32b- mounting base, the first wheel cover of 312-, 33- Traveling wheel, the second rigging pilotage of 33a-, the second wheel cover of 313-, 313a- brush head detent, the second damping ring of 331-, 320- mounting post,

40- handle, the longitudinal direction 41- portion, 42- transverse part, 43- first connecting portion, 44- sheath,

The upper winding body of 51-, the upper hook portion of 511-, 511a- hanging groove, the first transverse part of 512-, 513- first clamping piece, under 52- around Wire body, hook portion under 521-, the second transverse part of 522-, 523- second intermediate plate.

Specific embodiment

With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical Novel protection scope is not limited by the specific implementation.

Explicitly indicate that, otherwise in entire disclosure and claims, term " includes " or its change unless otherwise other Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other yuan Part or other components.

As shown in Figure 1 to 4, according to the tub type dust catcher of specific embodiment of the present invention, from top to bottom include Bung component 10, staving 20 and pedestal 30.Bung component 10 releasably can be buckled in the top of staving 20 by airtight cover, for example, leading to It crosses the clamping part 17 that 100 two sides of lid of bung component 10 are set and sealing element (not shown) buckles bung component 10 On staving 20 and realize sealed connection.It should be understood that specific cover buckle mode can select according to actual needs, this is practical It is novel to be not limited thereto.Staving 20 can be removedly fixed on pedestal 30, and pedestal 30 has deflecting roller 32 and traveling wheel 33, Convenient for moving integrally tub type dust catcher when operation.It should be understood that deflecting roller and traveling wheel can be arranged directly on staving bottom, I.e. without independent base portion, the utility model is not limited thereto.

In one or more embodiments of the utility model, from the point of view of the vertical view of lid 100 of bung component 10 substantially Round (referring to Fig. 2), 100 front end of lid have air inlet 11.The raised appearance storehouse of lid 100 at 11 rear of air inlet, That is, the appearance storehouse is located substantially at the middle part of lid 100, cyclone separator is substantially symmetrically equipped on the lid 100 of the two sides Rong Cang 12 and air draft component 15.Illustratively, cyclone separator 12 is laterally arranged, axis horizontal.Laterally setting cyclonic separation 12 one side of device can with air draft component 15 formed be arranged symmetrically, on the other hand make the structure of bung component 10 it is more compact, section Save space, it should be understood that the utility model is not limited thereto.Hold storehouse and be internally provided with induced-draught electric motor 14, in induced-draught electric motor 14 lower section is equipped with filter assemblies 13 (referring to Fig. 5 a).Dusty gas can by external dirt pipe (not shown) via into Port 11 enters inside bung component 10.12 pairs of the cyclone separator bulky grain dusts entered in the dusty gas of bung component 10 Cyclonic separation, i.e. by-pass filtration are carried out with gas.Bulky grain dust after separation is fallen directly into staving 20, through by-pass filtration Gas be imported under the action of induced-draught electric motor 14 filter assemblies 13 carry out secondary filtration, filter small particles dust.Through second level The gas of filtering is sucked through air draft component 15 by induced-draught electric motor 14 and is discharged.Preferably, it can be set in air draft component 15 Structure is filtered, for example, filter cotton or HEPA filtration members (efficiency particulate air filtration members), make the tub type dust catcher of the utility model exist Three-stage filtration is carried out while air draft, filters the particle in gas.Induced-draught electric motor 14 is arranged in the appearance storehouse at 100 middle part of lid Interior, the cyclone separator 12 and air draft component 15 of two sides are arranged on lid 100, and induced-draught electric motor 14 is arranged in filter assemblies 13 Lower section, the characteristics of compact layout of bung component 10 entire in this way, and there is symmetrical aesthetic feeling.The tub type dust catcher of the utility model By-pass filtration is completed by cyclone separator 12, is first filtered the bulky grain dust in dusty gas, therefore reduce it The filter pressure of the filter assemblies 13 in downstream, to extend the service life of filter assemblies 13.In addition, the utility model passes through rotation Wind separator 12, filter assemblies 13 and air draft component 15 (having the case where filter structure) can carry out mistake three times to dusty gas Filter, to improve the filter effect of tub type dust catcher.

As shown in Fig. 5 a~5e, in one or more embodiments of the utility model, the filtering wind of tub type dust catcher Road includes filtering three times, and dust laden air is via air inlet 11 and the air induction conduit 11a being tightly connected with it, into cyclone separator By-pass filtration is carried out in 12.Bulky grain dust through by-pass filtration is direct along the air dam 12a being connected to cyclone separator 12 It falls into staving (not shown), the gas through by-pass filtration is total in the guidance of air dam 12a and the suction of induced-draught electric motor 14 Enter filter assemblies 13 under same-action, carry out secondary filtration, filters the little particle dust in dusty gas.In filter assemblies 13 Filter structure can be filter cotton, filter screen and/or HEPA filtration members, the utility model and be not limited thereto, art technology Personnel can according to actual needs in filter assemblies 13 filter structure and material select.Little particle through secondary filtration Dust is fallen directly into staving (not shown), and the gas through secondary filtration enters air draft by the air outlet of induced-draught electric motor 14 Gas through secondary filtration is oriented to air draft component 15 by conduit 14a, air draft conduit 14a, carries out three-stage filtration, filters dusty gas In particle.Filter structure in air draft component 15 can be filter cotton, filter screen and/or HEPA filtration members, the utility model Be not limited thereto, those skilled in the art can according to actual needs in air draft component 15 filter structure and material carry out Selection.It is understood that the filter structure in three-stage filtration generally require than in secondary filtration filter structure filtering it is thinner Small particle, such as PM2.5 particle, therefore, the filter structure in air draft component 15 is preferably HEPA filtration members, but this is practical new Type is not limited thereto.Gas through three-stage filtration is discharged outside tub type dust catcher by air draft component 15.It is understood that this Air draft component in one or more embodiments of utility model includes filter structure, but the utility model not as Limit, those skilled in the art can choose whether to need three-stage filtration according to the specific requirement for discharging gas.

With continued reference to shown in Fig. 5 a~5e, in one or more illustrative embodiments of the utility model, air inlet is led Pipe 11a is curve round tube, and cyclone separator 12 is cylinder-like structure, and air dam 12a is curved surface, and air draft conduit 14a is curve pipe, Air draft component 15 is cylinder-like structure, and all wall surfaces are curved surface, gas and mistake in the filtering air duct of the utility model in this way Filtering air duct collision reduces, to reduce noise when tub type dust catcher work.It is preferred that and not restrictive, cyclone separator 12 Inner sidewall and axial cross section intersection be camber line.

In one or more illustrative embodiments of the utility model, all parts reasonable Arrangement for filtering air duct exists On partition 16.Specifically, induced-draught electric motor 14 is mounted on the middle position on partition 16, and filter assemblies 13 are mounted under partition Middle position, filter assemblies 13 are located at the lower section of induced-draught electric motor 14.Air inlet 11, cyclone separator 12 and air draft component 15 are all It is arranged on partition 16, wherein air inlet 11 is located at front end, and cyclone separator 12 is located at the side of induced-draught electric motor 14, air draft group Part 15 is located at the other side of induced-draught electric motor 14, and air induction conduit 11a is extended to by air inlet 11 approximately along 14 curve of induced-draught electric motor Cyclone separator 12, the air outlet 122 directed downwardly of cyclone separator 12 have extended downwardly air dam 12a.Air dam 12a is curved surface, It is located under partition 16.Air draft conduit 14a is extended to by the air outlet of induced-draught electric motor 14 approximately along 14 curve of induced-draught electric motor Air draft component 15.Air induction conduit 11a and air draft conduit 14a form the semi arch generally about induced-draught electric motor 14, air inlet 11 Positioned at the apex of the semi arch.The filtering Duct design compact and reasonable of the utility model saves space, also has both aesthetic feeling.

In conjunction with shown in Fig. 6 a~6c, in one or more embodiments of the utility model, cyclone separator 12 is consolidated It is scheduled on lid 100 (referring to Figure 1).Cyclone separator 12 includes the cylindric disengagement chamber 120 being laterally arranged, disengagement chamber The internal diameter of 120 first end is slightly larger than the internal diameter of second end.The first end of disengagement chamber 120 is equipped with end cap 121,121 outside of end cap With the air inlet 121a being tightly connected with air induction conduit 11a (referring to Fig. 5 a), 121 inside of end cap (inside disengagement chamber 120) With air guide hole 121b.The dusty gas that air guide hole 121b is imported can substantially enter along the inner wall tangential direction of disengagement chamber 120, So that dusty gas around disengagement chamber 120 axis towards disengagement chamber 120 second end spiral rotating, to reach preferable rotation Wind separating effect.Bulky grain dust through cyclonic separation slips over air dam 12a (referring to Fig. 5 a) by air outlet 122 and falls directly into It is collected in staving.By the way that cyclone separator 12 is arranged on the lid 100 (referring to Figure 1) of tub type dust catcher, so that containing Dust and gas body can first pass through cyclonic separation progress by-pass filtration before being imported into the filter assemblies in downstream, to filter out dusty gas Middle bulky grain dust, to mitigate the pressure of filter assemblies.

It is preferred that and not restrictive, in one or more illustrative embodiments of the utility model, disengagement chamber 120 First end with end cap 121 is slightly above second end, i.e. the axis of disengagement chamber 120 is slightly slanted, for example, tilt angle is greater than 0 ° And less than 5 °.

It is preferred that and not restrictive, in one or more illustrative embodiments of the utility model, cyclone separator 12 further include conical filter mesh enclosure 123, and bottom surface is arranged in the second end of disengagement chamber 120, and along the axis of disengagement chamber to end Lid extends.

In conjunction with shown in Fig. 7 a~7c, in one or more embodiments of the utility model, air draft component 15 had Function is filtered, and can be dismantled, with easy to clean and/or replacement.Air draft component 15 includes cylindric outer cover 151, outer cover 151 Side wall on be placed with multiple air draft through-hole 151a.One end of outer cover 151 is removably tightly connected with air draft conduit 14a, separately One end sealing.Filtration members are equipped in outer cover 151, to realize the filtering function of air draft component 15.Specifically, which can be with It is HEPA filtration members 153, is cylinder-like structure, be removably co-axially located at the inside of outer cover 151, through filters component filters Gas imported in air draft component 15 from air draft conduit 14a, filtering by HEPA filtration members 153 is arranged from air draft through-hole 151a Out.

Further, in one or more illustrative embodiments of the utility model, outer cover 151 and air draft conduit 14a is by being threadedly engaged connection, i.e. outer cover 151 and air draft conduit 14a is equipped with the multiple whorl 155 to match (as schemed Shown in 7c).The utility model is assembled the outer cover 151 of air draft component 15 on air draft conduit 14a using thread connecting mode, just In being dismounted, replaced to it, cleared up.It is only exemplary, does not constitute practical to this it is understood that being threadedly coupled Novel limitation.The one or both ends of HEPA filtration members 153 are equipped with department of assembly 153a, are distributed in the outside wall surface of department of assembly 153a Multiple keyway (not shown)s that can be matched with the installation key mapping on the inner wall of outer cover 151, thus be convenient for changing and/or Clear up HEPA filtration members 153.The utility model is used as filtration members using HEPA filtration members 153, on the one hand allows for ash-laden gas Body is particle this stage needs filter after filtering before, is on the other hand that HEPA filtration members are easy simple cleaning. In use for some time, HEPA filtration members can be disassembled beating or vibration by user, so that the dust adhered to thereon Particle is fallen, and achievees the purpose that cleaning.It is understood that those skilled in the art can select suitably according to actual needs Filter structure, mounting means of filter structure etc., the utility model is not limited thereto.Further, air draft conduit 14a's Supporting part 154 is additionally provided in inner wall at end, HEPA filtration members 153 can be resisted against the end of outer cover 151 to incite somebody to action by supporting part 154 It is fixed.It will be appreciated that the utility model is not limited thereto, those skilled in the art can be suitable solid using other Determine mode.

In one or more illustrative embodiments of the utility model, it can be set in the end that outer cover 151 seals End face 152 is decorated, pattern, structure etc. can be set thereon with decoration function, for example, being equipped with annular decoration, it is possible to understand that It is that the utility model is not limited thereto.In one or more illustrative embodiments of the utility model, air draft through-hole 151a is circular through hole, so that the other structures with the utility model are mutually coordinated, reaches whole design aesthetic feeling.Of course, it is possible to Solution, those skilled in the art can select the shape and arrangement mode of through-hole according to actual needs, and the utility model is not As limit.For example, air draft through-hole can be designed as rectangular, triangle, diamond shape and/or other irregular shapes.

In conjunction with shown in Fig. 8 a~8d, in one or more embodiments of the utility model, tub type dust catcher includes using In the wire-winding unit of winding power supply line.The wire-winding unit includes positioned at the upper winding body 51 of 100 rear end of lid and positioned at pedestal 30 The lower winding body 52 of rear end, lower winding body 52 are located at the underface (referring to Fig. 3) of upper winding body 51.The first of upper winding body 51 One end of transverse part 512 is fixed on lid 100, and the other end is extended with hook portion 511.Upper hook portion 511 upwardly extends, upper hook portion 511 and first the angle of transverse part 512 be right angle or acute angle.It is preferred that and not restrictive, upper hook portion 511 and the first transverse part 512 angle is 45 °.It is preferred that and not restrictive, the angle of upper hook portion 511 and the first transverse part 512 is fillet.Preferably, Upper hook portion 511 is integrally formed with the first transverse part 512, but the utility model is not limited thereto.It is preferred that rather than limiting Property, there is the hanging groove 511a for hanging floor brush of dust collector in upper hook portion 511.The first transverse part 512 is arranged in first clamping piece 513 Two sides, one end of first clamping piece 513 are fixed on lid 100.One end of second transverse part 522 of lower winding body 52 is fixed on bottom On seat 30, the other end is extended with lower hook portion 521.Lower hook portion 521 extends downwardly, the angle of lower hook portion 521 and the second transverse part 522 For right angle or acute angle.It is preferred that and not restrictive, the angle of lower hook portion 521 and the second transverse part 522 is 45 °.It is preferred that rather than limiting Property processed, the angle of lower hook portion 521 and the second transverse part 522 is fillet.Preferably, lower hook portion 521 is with the second transverse part 522 It is integrally formed, but the utility model is not limited thereto.The two sides of the second transverse part 522 are arranged in second intermediate plate 523, the One end of two intermediate plates 523 is fixed on pedestal 30.By increasing first clamping piece 513 in the two sides of the first transverse part 512, second The two sides of transverse part 522 increase second intermediate plate 523, can increase the intensity of upper winding body 51 and lower winding body 52, to avoid around To the direct damage of winding body in line process, to prolong its service life.In addition, the one or more in the utility model is real It applies in mode, first clamping piece 513 and second intermediate plate 523 are easy to disassemble, and can be replaced.User can basis in this way The degree of wear of first clamping piece 513 and second intermediate plate 523 carrys out self-changeable.

Further, in one or more illustrative embodiments of the utility model, first clamping piece 513 and the first cross Buffer layer is provided between portion 512.Specifically, buffer layer can be soft material layer, such as sponge, rubber pad, buffer layer It can be gap, the utility model is not limited thereto.In one or more illustrative embodiments of the utility model, the Buffer layer is provided between two intermediate plates 523 and the second transverse part 522.Specifically, buffer layer can be soft material layer, such as sponge, rubber Rubber mat etc., buffer layer are also possible to gap, and the utility model is not limited thereto.Increasing buffer layer can further protect Winding body 51 and lower winding body 52 reduce coiling damage.

In conjunction with shown in Fig. 9 a~9f, in one or more embodiments of the utility model, pedestal 30 includes pedestal 300, two deflecting rollers 32 and two traveling wheels 33 are additionally provided on pedestal 30.Pedestal 300 is including circular ring flat-plate and by it The internal diameter of the siding that outer upwardly extends, siding is gradually increased from bottom to top so that the bottom of staving can seat take a seat In body 300.The siding front end of pedestal 30 is set there are two the first wheel cover 312, and siding rear end sets that there are two the second wheel covers 313.It is preferred that And in non-limiting manner, what ring flat-plate, siding, two the first wheel covers 312 and two the second wheel covers 313 of pedestal 30 were integrally formed. It is preferred that and in non-limiting manner, the height of siding is 38mm~42mm.It is preferred that and in non-limiting manner, in the outer wall of the second wheel cover 313 Face is equipped with brush head detent 313a, is used to place the brush head of tub type dust catcher.In this illustrative embodiments, brush head detent 313a is inner concavity structure, for example, arc groove.It is to be understood that the fastener on the pattern and brush head of brush head detent 313a (not shown) matches, and those skilled in the art can design brush head detent according to the needs of practical brush head, this is practical It is novel to be not limited thereto.It is preferred that and in non-limiting manner, ring flat-plate be equipped with multiple mounting assemblies for being installed with staving, For example, multiple mounting posts 320.It is preferred that and in non-limiting manner, the inside of the second wheel cover 313 is equipped with reinforcing rib and traveling wheel cavity (not shown), to increase the intensity of the second wheel cover 313, preferably to protect the traveling wheel 33 being accommodated therein.It is preferred that Ground, the diameter of traveling wheel 33 are greater than the diameter of deflecting roller 32.The diameter of traveling wheel 33 is preferably 80~86mm, particularly preferably 84.23mm.The diameter of deflecting roller 32 is preferably 25~34mm, particularly preferably 29.55mm.Traveling wheel 33 and the second wheel cover 313 Between spacing be preferably 8~10mm.Spacing between deflecting roller 32 and the first wheel cover 312 is preferably 3~5mm.Traveling wheel and The diameter of deflecting roller increases, the spacing between traveling wheel and deflecting roller and respective wheel cover increases the movement so that tub type dust catcher It is more smooth, it is not easy to block influence use because of particle, sundries.

Further, it in one or more illustrative embodiments of the utility model, is coated on the outside of deflecting roller 32 First damping ring (not shown) is coated with the second damping ring 331 (referring to shown in Fig. 9 d), damping ring on the outside of traveling wheel 33 Effectiveness in vibration suppression is provided for tub type dust catcher walking, while reducing noise.It will be appreciated that those skilled in the art can basis The material of actual needs selection the first damping ring and the second damping ring, for example, rubber, but the utility model is not limited thereto.

Further, in one or more illustrative embodiments of the utility model, deflecting roller 32 passes through the first dress Distribution 32a is fixed on mounting base 32b, and is fixed in the first wheel cover 312 by mounting base 32b, and deflecting roller 32 can be It is rolled and is turned to inside one wheel cover 312.Illustratively, deflecting roller 32 can be universal wheel.Traveling wheel 33 passes through the second dress Distribution 33a is fixed in the second wheel cover 313, and traveling wheel 33 can be in 313 roll inside of the second wheel cover.

In conjunction with shown in Figure 10 a~10d, in one or more embodiments of the utility model, lid 100 has protrusion Appearance storehouse, hold storehouse be internally provided with induced-draught electric motor.Substantially symmetrically there are assembly positions on the lid 100 of the two sides Rong Cang.For example, dress Coordination can assemble cyclone separator 12 and air draft component 15, but the utility model is not limited thereto.In the rear surface for holding storehouse On offer motor radiating round 141, motor radiating round 141 almost covers the entire rear surface in the appearance storehouse of lid 100, with Reach preferable heat dissipation effect.Motor air inlet round 142, motor air inlet row are offered in the one of side wall surface for holding storehouse Hole 142 is recessed inwardly, in order to which the assembly position of its side mounts and dismounts corresponding component, for example, exemplary at this Be easy for installation and removal cyclone separator 12 in embodiment.It should be understood that motor air inlet round 142 is located at air draft component 15 Hold the not ipsilateral of storehouse.By opening up motor radiating round 141 on the appearance bulkhead face corresponding to induced-draught electric motor, so that high-power suction Generated most of heat can be discharged from motor radiating round 141 wind turbine as early as possible nearby at work, fraction heat It can be discharged by air duct and air draft component 15, to improve radiating efficiency, and extend the service life of induced-draught electric motor.

It is preferred that and in non-limiting manner, motor enter the wind round 142 length be 47~50mm, be highly 47~52mm.Motor Air inlet round 142 is arranged by multiple longitudinal strip-shaped holes, wherein the height of longitudinal strip-shaped hole is 47~52mm, width is 8~ 9mm, the distance between adjacent two longitudinal strip-shaped holes are 8~9mm.It is particularly preferred that the length of motor air inlet round 142 is 48.49mm is highly 50.82mm, and the height of longitudinal strip-shaped hole is 50.82mm, width 8.31mm, two adjacent longitudinally oriented strips The distance between shape hole is 8.31mm.

It is preferred that and in non-limiting manner, the length of motor radiating round 141 is 102~110mm, is highly 35~40mm.Electricity Machine heat dissipation round 141 is arranged by multiple lateral strip-shaped holes, wherein the length of lateral strip-shaped hole is 102~110mm, is highly 4.5~6mm, the distance between adjacent two lateral strip-shaped holes are 2.5~4.5mm.It is particularly preferred that motor radiating round 141 length is 104.53mm, is highly 37.36mm, and it is highly 5.34mm that the length of lateral strip-shaped hole, which is 104.53mm, phase The distance between lateral strip-shaped hole of adjacent two is 3mm.

It is preferred that and in non-limiting manner, motor air inlet round 142 the back side be additionally provided with multiple cross reinforcings, to increase knot Structure intensity.Cross reinforcing is set as the strip structure perpendicular with longitudinal strip-shaped hole, and length and motor enter the wind round 142 Length is identical, but the utility model is not limited thereto.The back side of motor radiating round 141 is additionally provided with multiple walings, To increase structural strength.Waling can be set to the strip structure perpendicular with lateral strip-shaped hole, length and electricity The height of machine heat dissipation round 141 is identical, and width is preferably 1.5~2mm, and the distance between two neighboring waling is preferably 22~25mm.

In conjunction with shown in Figure 11 a~11d, in one or more embodiments of the utility model, the lid of tub type dust catcher Body is equipped with handle 40, and handle 40 includes longitudinal portion 41 at transverse part 42 and its both ends, and transverse part 42 is held for user.Two A 41 top of longitudinal direction portion is connected with transverse part 42, sets on the corresponding position of the opposite inner surface in the bottom end in two longitudinal directions portion 41 There is first connecting portion 43.Second connecting portion (not shown) is equipped on lid, it can be releasably with first connecting portion 43 It matches, so that handle 40 can be releasably mounted on lid.In the exemplary embodiment, first connecting portion 43 is Card column, correspondingly, the second connecting portion on lid are aperture (not shown)s, but the utility model is not limited thereto.This Field technical staff can design first connecting portion and second connecting portion and its connection type according to actual needs.Two longitudinal directions The bottom face in portion 41 is arc-shaped end face, with Convenient handle 40 around the axis rotation where first connecting portion 43.Preferably, laterally The horizontal cross-section in portion 42 and vertical section are arc structure.Preferably, handle 40 includes sheath 44, and the surface of transverse part 42 is set There is the recess to match with 44 shape of sheath, when sheath 44 is mounted on transverse part 42, the two forms smooth surface, user Feel it is more comfortable.Preferably, the pattern of sheath 44 is identical as the micro-bend shape of palm, that is, and sheath 44 is not tubular structure, The surface that the hand with transverse part 42 of user is in contact when only having coated portable.Such overwrap designs are protected relative to tubular structure It replaces and safeguards for set and is more convenient.Illustratively, sheath 44 can be made of rubber, silica gel or foam-rubber cushion, it is possible to understand that , those skilled in the art can according to need the suitable sheath material of selection, thus improve user it is portable when it is comfortable Sense, the utility model are not limited thereto.It is preferred that, have and 40 phase of handle on the lid of tub type dust catcher and not restrictive The accommodating groove matched, when not using handle 40, handle 40 can be gone in accommodating groove, and handle is made no longer to protrude from top surface, bucket Formula dust catcher is whole more beautiful.

The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model Property embodiment and various chooses and changes.For above-mentioned example embodiment made it is any it is simple modification, Equivalent variations and modification, should all fall into the protection scope of the utility model.

Claims (10)

1. a kind of filtering air duct, which is characterized in that the filtering air duct is arranged on partition, and the middle part on the partition is equipped with Induced-draught electric motor, the filtering air duct include:

Air inlet is located at the front end of the partition；

Cyclone separator, for cylindrical shape, the cyclone separator is arranged in the side on the partition；

Air induction conduit, is curve round tube, and the air induction conduit both ends are tightly connected the air inlet and the whirlwind point respectively From device；

Air dam, to extend to the curved surface below the partition by the air outlet of the cyclone separator；

Filter assemblies are mounted on position opposite with the induced-draught electric motor under the partition；

Air draft component, for cylindrical shape, the air draft component is arranged in the other side on the partition；And

Air draft conduit is curve pipe, and the air draft conduit extends to the air draft component by the air outlet of the induced-draught electric motor,

Wherein, dusty gas enters cyclone separator progress by-pass filtration via the air inlet and the air induction conduit, through one The gas of grade filtering enters the filter assemblies under the guidance of the air dam and the suction collective effect of the induced-draught electric motor Secondary filtration is carried out, the gas through secondary filtration enters air draft group by the air outlet and the air draft conduit of the induced-draught electric motor Part is simultaneously discharged.

2. filtering air duct according to claim 1, which is characterized in that the inner sidewall and axial cross section of the cyclone separator Intersection be camber line.

3. filtering air duct according to claim 1, which is characterized in that the partition is ring-type.

4. filtering air duct according to claim 3, which is characterized in that the air inlet, the air induction conduit and the row Wind conduit is all located on the partition.

5. filtering air duct according to claim 4, which is characterized in that the air induction conduit is by the air inlet along described Induced-draught electric motor curve extends to the cyclone separator, and the air draft conduit is by the air outlet of the induced-draught electric motor along the suction Wind turbine curve extends to the air draft component.

6. filtering air duct according to claim 5, which is characterized in that the air induction conduit and the air draft conduit form Around the semi arch of the induced-draught electric motor, the air inlet is located at the apex of the semi arch.

7. filtering air duct according to claim 1, which is characterized in that the air draft component is equipped with the filtering that can be dismantled Part, the filtration members carry out three-stage filtration to the gas through secondary filtration.

8. filtering air duct according to claim 7, which is characterized in that the filtration members are filter cotton, filter screen or HEPA Filtration members.

9. filtering air duct according to claim 1, which is characterized in that the filter assemblies be filter cotton, filter screen or HEPA filtration members.

10. a kind of tub type dust catcher comprising bung component and staving, the bung component releasably can be buckled in institute by airtight cover It states on staving, which is characterized in that the tub type dust catcher includes filtering air duct described in any one of the claims, institute Filtering air duct is stated to be arranged in the bung component.