CN209236021U - Dust-absorbing floor brush and dust catcher with it - Google Patents
Dust-absorbing floor brush and dust catcher with it Download PDFInfo
- Publication number
- CN209236021U CN209236021U CN201821322542.0U CN201821322542U CN209236021U CN 209236021 U CN209236021 U CN 209236021U CN 201821322542 U CN201821322542 U CN 201821322542U CN 209236021 U CN209236021 U CN 209236021U
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- round brush
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- round
- air inlet
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- 239000000428 dust Substances 0.000 title claims abstract description 68
- 238000005201 scrubbing Methods 0.000 claims abstract description 51
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000006872 improvement Effects 0.000 description 16
- 238000004140 cleaning Methods 0.000 description 13
- 238000010521 absorption reaction Methods 0.000 description 9
- 238000010408 sweeping Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 241001417527 Pempheridae Species 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model provides a kind of dust-absorbing floor brush and the dust catcher with it, dust-absorbing floor brush includes scrubbing brush shell and the roller brush assembly that scrubbing brush shell is arranged in, roller brush assembly includes spaced first round brush and the second round brush, the bottom of dust-absorbing floor brush is equipped with air inlet, air inlet is between the first round brush and the second round brush, it further include being connected to the air duct of scrubbing brush shell to limit structure, it includes limiting part along what second round brush circumferentially extended downwardly from scrubbing brush shell that air duct, which limits structure, the main air duct for being located at airflow downstream is formed between scrubbing brush shell and the second round brush, it limits to be formed between part and air inlet and is located at air-flow upstream and gets rid of dirt mouth compared to what the main air duct space limited, dust-contained airflow is discharged through main air duct from the air outlet being located on rear side of the second round brush after getting rid of dirt mouth by air inlet.This structure can effectively promote the dust separating capacity of the first round brush and the second round brush, efficiently separate rubbish and smooth guiding air outlet, and improve vacuum degree and rubbish separative efficiency and then promote efficiency of dust collection.
Description
Technical field
The utility model belongs to cleaning appliance technical field more particularly to a kind of dust-absorbing floor brush for dust catcher and has
Its dust catcher.
Background technique
Dust catcher is a kind of cleaning appliance, for removing the ash in ground, carpet, wall, furniture, clothing and various gaps
Dirt.In general, dust catcher mainly includes suction unit and suction line, the suction unit formed based on motor and blower
It is arranged in dust catcher body, suction line includes suction nozzle, dust-collection rigid tube and hose, and suction nozzle has downwardly open air entry
And it is communicated by dust-collection rigid tube and hose with the air inlet of dust catcher body inner blower.
The round brush of existing dust catcher generally comprises two kinds, single round brush and double round brush, if setting sweeping robot cleaning work
When direction of travel be front, single round brush working method is: the driving wheel when direction of rotation of round brush and sweeping robot advance
Direction of rotation is identical, it may be assumed that when sweeping robot is walked forward, round brush cleans rubbish backward.And double round brush can use a variety of works
Make mode, such as rotation of two round brush is reversed, rotation speed can be arranged as needed.
The dust-absorbing floor brush of common double round brush on the market, dust suction wind-force can by disperse so as to cause machine dusting imitate
Fruit decline.
Therefore, it is necessary to which the prior art is further improved.
Utility model content
The purpose of this utility model is to provide a kind of dust-absorbing floor brushs of good dedusting effect.
Another of the utility model is designed to provide a kind of dust catcher of good dedusting effect.
To realize above-mentioned purpose of utility model, the utility model provides a kind of dust-absorbing floor brush, including scrubbing brush shell and sets
The roller brush assembly in scrubbing brush shell is set, the roller brush assembly includes the first round brush and the second round brush disposed in parallel, the dust suction
The bottom of scrubbing brush is equipped with air inlet, and between the first round brush and the second round brush, the dust-absorbing floor brush further includes the air inlet
The air duct for being connected to scrubbing brush shell limits structure, air duct limit structure include from scrubbing brush shell along second round brush it is circumferential to
Lower extension limits part, limits part and is set between the first round brush and the second round brush, is formed between scrubbing brush shell and the second round brush
Positioned at the main air duct of airflow downstream, limits and formed between part and air inlet positioned at air-flow upstream and compared to the main air duct space
What is limited gets rid of dirt mouth, and dust-contained airflow is arranged through main air duct from the air outlet being located on rear side of the second round brush after getting rid of dirt mouth by air inlet
Out.
As the further improvement of one embodiment of the utility model, the sectional area of the main air duct, which is greater than, to be got rid of at dirt mouth most
Small duct cross-section product.
As the further improvement of one embodiment of the utility model, it further includes being arranged first that the air duct, which limits structure,
Separator between round brush and the second round brush, the separator by the air inlet be divided into corresponding with the first round brush first into
Air port and the second air inlet corresponding with the second round brush, first air inlet and the second air inlet connect with the dirt mouth that gets rid of
Logical, the dirt mouth that gets rid of is formed in described limit between part and separator.
As the further improvement of one embodiment of the utility model, the longitudinally of the separator and first rolling
The rotation axis of brush is parallel, and the both ends of the separator longitudinally are fixed on the scrubbing brush shell.
As the further improvement of one embodiment of the utility model, between the separator and the second round brush gap away from
From being less than the separator between the first round brush at a distance from gap.
As the further improvement of one embodiment of the utility model, the area of second air inlet is less than described first
The area of air inlet.
As the further improvement of one embodiment of the utility model, defining the first plane is the rotation by the first round brush
The plane of the rotation axis of axis and the second round brush, the part that limits is extended downwardly along the circumferential direction of first round brush, described
The extending end for limiting part passes through first plane.
As the further improvement of one embodiment of the utility model, the longitudinally for limiting part and first rolling
The rotation axis of brush is parallel, and the both ends for limiting part longitudinally are fixed on the scrubbing brush shell.
As the further improvement of one embodiment of the utility model, the top for limiting part is mounted on scrubbing brush shell
On, the circumferential tip close to the first round brush periphery is formed at the lower part for limiting part.
As the further improvement of one embodiment of the utility model, the separator includes respectively corresponding first rolling
The first guide surface and the second guide surface of brush and the second round brush, first guide surface and the second guide surface are respectively configured to and the
The matched cambered surface of one round brush and the second round brush periphery.
As the further improvement of one embodiment of the utility model, the separator is constructed towards the bottom surface of clean surface
For contour plane parallel with the bottom surface of scrubbing brush shell.
As the further improvement of one embodiment of the utility model, the separator is constructed towards the bottom surface of clean surface
For the inclined-plane higher than scrubbing brush housing bottom surface, the inclined-plane tilts upwards from front and back.
As the further improvement of one embodiment of the utility model, defining the first plane is the rotation by the first round brush
The plane of the rotation axis of axis and the second round brush, the part that limits is extended downwardly along the circumferential direction of first round brush, described
The extending end for limiting part arrives at first plane.
As the further improvement of one embodiment of the utility model, defining the first plane is the rotation by the first round brush
The plane of the rotation axis of axis and the second round brush limits part and extends downwardly along the circumferential direction of the first round brush, limits the extension of part
End is higher than first plane.
As the further improvement of one embodiment of the utility model, it is described limit got rid of between part and separator dirt mouth away from
From between 6 millimeters to 15 millimeters.
As the further improvement of one embodiment of the utility model, the part that limits is along the circumferential direction of first round brush
It extends downwardly, the bottom surface for limiting part is higher than the bottom surface of scrubbing brush shell, limits the bottom surface of part by entering the wind described in dust-contained airflow warp
Mouth, which enters, gets rid of dirt mouth.
As the further improvement of one embodiment of the utility model, the end for limiting part have the first elongated end and
Second elongated end, the first elongated end extend along the first round brush is circumferential to the first round brush bottom, and the second elongated end is along the second rolling
Brush is circumferential to be extended to the second round brush bottom, and the bottom surface for limiting part constitutes the first guide surface, limits part relative to the first round brush
Outside be upwardly formed the second guide surface from the second elongated end, the second guide surface is configured to and the matched arc in the second round brush periphery
Face.
The utility model additionally provides a kind of dust catcher, including negative pressure dust collector, above-mentioned dust catcher further include with it is described
Dust-absorbing floor brush described in any one embodiment as above that negative pressure dust collector is cooperatively connected.
Compared with prior art, dust-absorbing floor brush provided by the utility model, by between the first round brush and the second round brush
Setting air duct limits structure, and it includes limiting part along the circumferentially extending of the first round brush that air duct, which limits structure, limit part with into
Formed between air port limit air intake passage get rid of dirt mouth, dust-contained airflow dirt mouth is got rid of by air inlet after from being located on rear side of the second round brush
Air outlet discharge, this structure can effectively promote the dust separating capacity of the first round brush and the second round brush, efficiently separate rubbish
And smooth guiding air outlet, and improve vacuum degree and rubbish separative efficiency and then promote efficiency of dust collection.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of a part of dust catcher in the preferred first embodiment of the utility model；
Fig. 2 is the enlarged diagram of the part dust catcher a in Fig. 1；
Fig. 3 is that the dust-absorbing floor brush of the dust catcher in Fig. 1 is dismantled the perspective view after the first round brush and the second round brush；
Fig. 4 is the schematic cross-sectional view of dust-absorbing floor brush in the preferred second embodiment of the utility model；
Fig. 5 is the schematic cross-sectional view of dust-absorbing floor brush in the preferred third embodiment of the utility model；
Fig. 6 is the schematic cross-sectional view of dust-absorbing floor brush in preferred 4th embodiment of the utility model；
Fig. 7 is the schematic cross-sectional view of dust-absorbing floor brush in preferred 5th embodiment of the utility model；
Fig. 8 is the schematic cross-sectional view of dust-absorbing floor brush in the preferred sixth embodiment of the utility model.
Specific embodiment
The utility model is described in detail below with reference to specific embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that those skilled in the art are made according to these embodiments, method or
Transformation functionally is all contained in the protection scope of the utility model.
It should be understood that the art of the representation space relative position used herein such as "upper", " top ", "lower", " lower section "
Language be for convenient for explanation purpose come describe as shown in the drawings a unit or feature relative to another unit or spy
The relationship of sign.The term of relative space position can be intended to include equipment in use or work other than orientation as shown in the figure
Different direction.
As shown in Fig. 1 to Fig. 3, the preferred embodiment of the utility model is introduced.In the present embodiment, roller brush assembly
For dust-absorbing floor brush, dust-absorbing floor brush can be used for vertical type dust collector.Roller brush assembly 20 includes the first round brush 21 and the second round brush 22,
Along the cleaning direction of travel (direction shown in arrow F) of roller brush assembly 20, the first round brush 21 and the second round brush 22 are set in tandem
It sets, i.e. the first round brush 21 is preceding, and the second round brush 22 is rear.First round brush 21 is equipped with the first bristle, and the second round brush 22 is equipped with
Second bristle, the first round brush 21 and the second round brush 22 are under the drive of motor respectively around first axle and second axis along opposite
Both direction opposite direction rotating, wherein the hardness of the first bristle be greater than the second bristle hardness.In this way, being inhaled in roller brush assembly 20
During dirt device is carried out forward, the first round brush 21 can be swept up dust, and bulky grain rubbish is cleaned backward, the second round brush 22 with
Ground is mutually wiped, and the rubbish and dust that little particle rubbish and the first round brush 21 are omitted is swept into out can together in dirt channel, in this way may be used
To ensure that refuse sweeping during its implementation ground is clean.Before when being cleaned below to the description of front and back with roller brush assembly
Into direction be reference.
Wherein, the first round brush 21 includes the first round brush roller, and the first bristle is set on the first round brush roller, first axle i.e. the
The axis of one round brush roller, the first bristle include bristle 211 and scraping article 212, and bristle 211, which can be, plants hair or bristle, bristle 211
It is arranged alternately with scraping article 212 along the first round brush 21 is circumferential, when work, can not only carry out dust by bristle 211, but also can be with
Gather dust by scraping article 212, promotes cleaning effect.Second round brush 22 includes the second round brush roller, and the second bristle is set to second
On round brush roller, the second bristle includes villus.And first bristle and the second bristle interval be arranged, that is to say, that the first bristle and the
There is gap between two bristles, direct contact will not be generated.It is of course also possible to be the first bristle and the second bristle be in contact with each other or
It can partly overlap between the first bristle of person and the second bristle, the cleaning to ground also may be implemented.
Above-mentioned roller brush assembly 20 can be used for various cleaning devices, dust-absorbing floor brush, horizontal dust collector such as vertical type dust collector
Dust-absorbing floor brush, portable dust collector dust-absorbing floor brush and robot cleaner/sweeper etc..It is with dust-absorbing floor brush below
Example is specifically described.
Dust-absorbing floor brush includes scrubbing brush shell 30, and roller brush assembly 20 is arranged on scrubbing brush shell 30, the first round brush 21 and second
Air inlet is equipped between round brush 22, the top and rear portion of the second round brush 22 are equipped with the dirt channel 12 out of connection air inlet, ash-laden gas
Stream enters dirt channel 12 by air inlet, and dirt channel 12 has air outlet 121 out, and wind deflector is arranged in the rear portion of the second round brush 22
35, wind deflector 35 is connected to scrubbing brush shell 30 and forms out a part in dirt channel 12, and one end of wind deflector 35 is in close contact the
Two round brush 22 form closed channel between air inlet and air outlet 121 to use dirt channel 12, to guide dust-contained airflow
Flow direction.By the close contact of wind deflector 35 and the second round brush 22, the vacuum degree of dust-absorbing floor brush is improved, dust is through the first round brush 21
It is cleaned with the second round brush 22, is more thoroughly entered behind dirt channel 12 by air inlet and be collected after the discharge of air outlet 121, thus
Floor cleaning is cleaner.Wherein, the second round brush 22 rotates counterclockwise along arrow direction shown in Fig. 2, flows away with ash-laden gas
To identical, can auxiliary belt take offence the entrance of stream and rubbish.By the way that air inlet is arranged in the bottom of dust-absorbing floor brush, air inlet is located at the
Between one round brush 21 and the second round brush 22, dust-contained airflow passes through the bottom of the first round brush 21, then passes through the first round brush and the second rolling
Between between brush, along the second round brush top, along the direction of the arrow enter air outlet 121, constitute the wind of a high-effective dust-removing
Road structure.
Scrubbing brush shell 30 includes the scrubbing brush upper casing 31 for accommodating roller brush assembly 20 and the ground for being set to 31 bottom of scrubbing brush upper casing
Brush lower casing 34, dirt channel 12 is formed in scrubbing brush upper casing 31 out, wind deflector 35 be connected to scrubbing brush upper casing 31 and scrubbing brush lower casing 34 it
Between to guide the flow direction of dust-contained airflow.Wherein, one end that wind deflector 35 contacts the second round brush 22 is configured to plug division 351, grafting
Portion 351 includes along the multiple teeth for being parallel to the arrangement of second axis direction, and multiple teeth are extending at least partially into the second bristle.So may be used
So that the second round brush 22 is fitted closely with wind deflector 35, enhance the leakproofness in dirt channel 12 out, while multiple teeth also may be implemented
Dust subsidiary on second bristle, sundries are cleared up, the cleaning effect of the second round brush 22 is enhanced.Because the second round brush 22 with
Go out 12 smooth of dirt air duct at wind deflector 35, in addition, dirt air duct 12 is similar to volute structure out, it can will be in the second round brush 22
Rubbish efficiently separate, dust-contained airflow along go out 12 direction tangential of dirt air duct operation, can be by rubbish by the rotation of the second round brush 22
The smooth removing of rubbish avoids air turbulence and dust from separating not clean.
Because the steering of the first round brush 21 and the second round brush 22 is on the contrary, there are two the functions of the second round brush 22, one is ash
Dirt, which blocks, to be swept forward, plays the role of sealing gas the other is mutually wiping with ground, dust is made to enter dirt air duct 12.By along out
Dirt air duct 12 goes out dirt direction, the structure of wind deflector 35 is added on rear side of the second round brush 22, and wind deflector gos deep into the second round brush
It is inside 22 and approximate with 22 outer circle of the second round brush tangent, and wind deflector 35 prolongs Zi one end of the second round brush 22 of contact to second
The extension track for stretching end 353 is matched with the outer circle of second day round brush 22, this structure can effectively promote the dust separation of the second round brush
Ability efficiently separates rubbish and smooth guiding air outlet 121.
Further, continuing shown in Fig. 2, dust-absorbing floor brush 20 further includes being connected to the air duct of scrubbing brush shell 30 to limit structure,
Air duct limits structure setting between the first round brush 21 and the second round brush 22, air duct limit structure include from scrubbing brush shell 30 along
What second round brush circumferentially extended downwardly limits part 33, and the part 33 that limits is set between the first round brush and the second round brush,
The main air duct 40 for being located at airflow downstream is formed between scrubbing brush shell 30 and the second round brush 22, limits part 33 and air inlet 321,322
Between formed and be located at air-flow upstream and get rid of dirt mouth 38, main air duct 40 is formed between scrubbing brush upper casing 31 and the second round brush 22, get rid of dirt
Mouth 38 contracts compared to 40 limited space of main air duct, and dust-contained airflow collects after being got rid of dirt mouth 38 by air inlet 321,322 through main air duct
40 are discharged from the air outlet 121 being located on rear side of the second round brush.
Limit formed between part 33 and air inlet limit air intake passage get rid of dirt mouth 38, dust-contained airflow is by air inlet through getting rid of dirt
Mouth 38 enters main air duct and out behind dirt channel 12 from the discharge of air outlet 121 for being located at 22 rear side of the second round brush.The identical feelings of flow
Under condition, by adjusting the sectional area for getting rid of minimum air duct at dirt mouth, it is greater than the sectional area of main air duct 40 and gets rid of minimum wind at dirt mouth 38
Road sectional area improves the air velocity for getting rid of dirt mouth 38 and air inlet, is more advantageous to and quickly siphons away dusty gas, 40 phase of main air duct
Play the role of buffering for getting rid of dirt mouth 38, so that the air-flow uniform air intake of air inlet, scrubbing brush dedusting is more preferably.
Specifically, it further includes that the separator 32 for limiting 33 lower part of part is arranged in that air duct, which limits structure, separator 32 is set to
The bottom of scrubbing brush shell 30 and between the first round brush 21 and the second round brush 22, air inlet is divided into and the first round brush 21
Corresponding first air inlet 321 and second air inlet 322 corresponding with the second round brush 22, the first air inlet 321 and second into
Air port 322 with get rid of dirt mouth 38 and be connected to, the dust driven in this way by the first round brush 21 from the first air inlet 321 got rid of dirt mouth 38 into
Enter out dirt channel 12, the dust driven by the second round brush 22 is got rid of dirt mouth 38 from the second air inlet 322 and enters dirt channel 12, i.e.,
Dust pools together again after being inhaled into, after be discharged from the air outlet 121 for being located at the rear side of the second round brush 22 so that cleaning more thorough
Bottom.Since limit that the space reduced between part 33 and separator 32 forms diminution gets rid of dirt mouth 38, dust-contained airflow by first into
Air port 321 and the second air inlet 322, which enter, gets rid of dirt mouth 38, then enters outlet air along the dirt channel 12 that goes out of the top of the second round brush 22
Mouth 121 gets rid of 38 vacuum degree of dirt mouth and efficiency of dust collection for improving.
In the present embodiment, the rear portion that the first round brush 21 is arranged in part 33 is limited, limits part 33 along the week of the first round brush 21
To extending downwardly, gets rid of dirt mouth 38 and be formed in and limit between part 33 and separator 32.Limit the longitudinally of part 33 and separator 32
It is parallel with first axle, and the both ends for limiting 32 lengthwise of part 33 and separator are each attached to 30 on scrubbing brush shell.Separator
32 include the first guide surface 325 and the second guide surface 326 for respectively corresponding the first round brush 21 and the second round brush 22, the first guide surface
325 and second guide surface 326 be respectively configured to and matched first cambered surface of the first round brush 21 and the periphery of the second round brush 22 and second
Cambered surface, the first cambered surface and the first dust absorption passage 323 for limiting formation arc between part 33,22 periphery of the second cambered surface and the second round brush
Between formed arc the second dust absorption passage 324, the first dust absorption passage 323 be connected to the first air inlet 321, get rid of dirt mouth 38 and out dirt
Channel 12, the second dust absorption passage 324 are connected to the second air inlet 322, get rid of dirt mouth 38 and out dirt channel 12.In this way, from the first round brush
21 and second the dust that cleans of round brush 22 be pooled to again after one section of dust absorption passage and get rid of dirt mouth 38, subsequently into dirt channel out
12, prevent dust to be unable to be inhaled into air inlet aggregation, and the first cambered surface and the second cambered surface from first for that will enter the wind
Mouthfuls 321 and second the wind guiding that enters of air inlet 322 gets rid of dirt mouth 38, and reduced between part 33 and demarcation plate 32 due to limiting
What space formd diminution gets rid of dirt mouth 38, promotes the vacuum degree and efficiency of dust collection of dust-absorbing floor brush.It preferably limits part 33 and separates
The distance of dirt mouth is got rid of between plate 32 between 6-15mm, when 10mm is best.
Wherein, the section of separator 32 is roughly triangular, separator 32 towards the bottom surface of clean surface 327 be configured to
The substantially parallel contour plane in the bottom surface of scrubbing brush shell 30 enhances the sealing between the first air inlet 321 and the second air inlet 322
Property, improve the vacuum degree of dust-absorbing floor brush.The distance of the 32 to the first round brush of separator 21 and distance substantially phase to the second round brush 22
Deng to guarantee that the dirt stream entered from the first air inlet 321 and the second air inlet 322 is also roughly equal.Defining the first plane is
By the plane M of the rotation axis of the rotation axis and the second round brush of the first round brush, part 33 is limited along the week of the first round brush 21
To extending downwardly, extend substantially to arrive at plane M.
Referring to shown in Fig. 4, in the preferred second embodiment of the utility model, separator 32a is between the second round brush 22
Distance be less than separator 32a the distance between to the first round brush 21, the setting of separator 32a in other words is so that the second air inlet
Area of the area of 322a less than the first air inlet 321a, so that most of dust-contained airflow is through the first round brush 21 and separator 32a
Between bigger the first air inlet 321a of suction enter dirt air duct 12, efficiency of dust collection is higher.As shown in figure 4, the first guidance
Face 325a compared with the first dust absorption passage between the first round brush 21 between second guide surface 326a and the second round brush 22 second
Dust absorption passage is wide, and the bottom surface 327a of separator 32a is likewise constructed to substantially contour with the bottom surface of scrubbing brush shell 30.In addition, limiting
Part 33a is extended downwardly along the circumferential direction of the first round brush 21, and the extending end for limiting part 33 passes through the first plane, limits part in this way
The dirt mouth 38a that gets rid of between 33a and separator 32a is just formed and is got rid of dirt channel, is more advantageous to the leakproofness for reinforcing entire dust-absorbing floor brush,
To prevent suction from leaking outside, high dust collection efficiency.The top for limiting part 33a is mounted on the scrubbing brush upper casing 31 of scrubbing brush shell, this reality
It applies in example, scrubbing brush upper casing 31 forms the fan housing of the first round brush 21 and the second round brush 22, i.e. scrubbing brush upper casing 31 is formed with and the first rolling
Top arcuate top wall structure is accepted in the 22 matched arcuate top wall in periphery of 21 periphery of brush and the second round brush, the two sidewalls for limiting part 33a,
And with arcuate top wall touching position tangentially direction it is smooth and under.The lower part for limiting part 33a is formed circumferentially close to the first rolling
The tip of 21 periphery of brush, for mutually removing the dust in dust-contained airflow with air.
Referring to Figure 5, in the preferred third embodiment of the utility model, have one between separator 32b and ground
The bottom surface 327b of gap, i.e. separator 32b towards clean surface is configured to the inclined-plane higher than scrubbing brush housing bottom surface, and inclined-plane is from front and back
Inclination upwards, for sucking the dust laden air escaped by the first air inlet 321b after the gap enters the second air inlet 322b
Dirt channel 12 out.In addition, in the present embodiment, likewise, separator 32b is less than separator to the distance between the second round brush 22
32b the distance between to the first round brush 21, in other words separator 32b setting so that the area of the second air inlet 322b less than the
The area of one air inlet 321b, the first guide surface 325b second guide surface compared with the first dust absorption passage between the first round brush 21
The second dust absorption passage between 326b and the second round brush 22 is wide, and the bottom surface 327b of separator 32b is configured to be higher than and scrubbing brush shell
30 bottom surface.It limits part 33b to extend downwardly along the circumferential direction of the first round brush 21, the extending end for limiting part 33b is flat across first
The circumferential tip close to 21 periphery of the first round brush is similarly formed at face, the lower part for limiting part 33b.
Referring to shown in Fig. 6, in preferred 4th embodiment of the utility model, part 33c is limited along the first round brush 21
It circumferentially extends downwardly, the extending end for limiting part 33c arrives at the first plane, equally may be implemented from the first air inlet 321c and the
The wind that two air inlet 322c enter is got rid of dirt mouth 38c and enters dirt channel 12.It the setting position of separator 32c can be relative to
The position of one round brush 21 and the second round brush 22 is placed in the middle or identical as above embodiment, and which is not described herein again.
Referring to shown in Fig. 7, in preferred 5th embodiment of the utility model, part 33d is limited along the first round brush 21
It circumferentially extends downwardly, the extending end for limiting part 33d is higher than plane M, limits and gets rid of dirt mouth 38d between part 33d and separator 32d
Increase, the dust for being conducive to bulky grain enters.The setting of separator 32c and the first air inlet 321d and the second air inlet 322d
Be set to that third embodiment is identical, and which is not described herein again.
Referring to shown in Fig. 8, in the preferred sixth embodiment of the utility model, it includes being set to first that air duct, which limits structure,
Part 33e is limited between round brush 21 and the second round brush 22, limits part 33e tangentially direction is suitable with arcuate top wall touching position
It is sliding and under, limit part 33e relative to what the outside of the first round brush 21 was formed with connection air inlet and get rid of dirt mouth 38e, in the present embodiment,
Air inlet only one, that is, be located at and limit the second air inlet 322e between part 33e and the second round brush 22, limit the end of part 33e
Hold to both direction and extend, i.e., along circumferential the first elongated end 331e extended to 21 bottom of the first round brush of the first round brush 21 and
Prolong along circumferential the second elongated end 332e extended to 22 bottom of the second round brush of the second round brush 22, the first elongated end 331e and second
The bottom surface stretched between the 332e of end constitutes the first guide surface 325e, and the outside for limiting part 33e relative to the first round brush 21 is prolonged from second
It stretches end 332e and is upwardly formed the second guide surface 326e, the second guide surface 326e is configured to and the peripheral matched arc of the second round brush 22
Face, the first guide surface 325e are higher than the bottom surface of scrubbing brush shell 30, limit the bottom end of part 33e in other words close to ground and between having
Gap, gap of the dust-contained airflow through the first bottom guide surface 325e and ground is by the second air inlet 322e the second guide surface 326e's
Guidance is lower to enter back into out dirt channel 12 into after getting rid of dirt mouth 38e.
In above-described embodiment, in dust-absorbing floor brush use process, the first round brush 21 rotates clockwise the rubbish for driving and cleaning
Enter dirt channel by getting rid of dirt mouth, dust-contained airflow is sucked away getting rid of along dirt channel out at dirt mouth, improves vacuum degree and rubbish
Separative efficiency promotes efficiency of dust collection in turn.
Above-mentioned dust-absorbing floor brush can be used for vertical type dust collector, and vertical type dust collector further includes being set to bearing above dust-absorbing floor brush
Dust exhaust apparatus (not shown) is pressed, idler wheel 11 can be set in the bottom of vertical type dust collector, pushes and advances when facilitating cleaning operation.Separately
Outside, dust catcher further includes the motor 50 being set in roller brush assembly 20 and the driver for connecting motor 50 and roller brush assembly 20
Structure, motor 50 drive the first round brush 21 and the second round brush 22 to realize opposite direction rotating by transmission mechanism.Transmission mechanism may include
V belt translation, gear drive, sprocket wheel transmission etc..Motor 50 is also possible to motor.Certainly, roller brush assembly 20 above-mentioned is not intended to limit
For above-mentioned dust catcher, robot sweeper, the hand-held cleaning devices such as machine of sweeping the floor can be used for.
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 dust-absorbing floor brush, including scrubbing brush shell and the roller brush assembly of scrubbing brush shell is set, the roller brush assembly includes
First round brush and the second round brush disposed in parallel, the bottom of the dust-absorbing floor brush are equipped with air inlet, and the air inlet is located at first
Between round brush and the second round brush,
It is characterized by: the dust-absorbing floor brush further includes being connected to the air duct of scrubbing brush shell to limit structure, the air duct limits knot
Structure includes limiting part along what second round brush circumferentially extended downwardly from the scrubbing brush shell, and the part that limits is set to first
Between round brush and the second round brush, the main air duct for being located at airflow downstream, the limit are formed between the scrubbing brush shell and the second round brush
It is formed between contracting part and the air inlet and is located at air-flow upstream and gets rid of dirt mouth, ash-laden gas compared to what the main air duct space limited
Stream is discharged through the main air duct from the air outlet being located on rear side of second round brush after getting rid of dirt mouth described in as the air inlet.
2. dust-absorbing floor brush according to claim 1, which is characterized in that the sectional area of the main air duct, which is greater than, to be got rid of at dirt mouth most
Small duct cross-section product.
3. dust-absorbing floor brush according to claim 2, which is characterized in that it further includes being arranged first that the air duct, which limits structure,
Separator between round brush and the second round brush, the separator by the air inlet be divided into corresponding with the first round brush first into
Air port and the second air inlet corresponding with the second round brush, first air inlet and the second air inlet connect with the dirt mouth that gets rid of
It is logical, it is described get rid of dirt mouth be formed in it is described limit between part and separator, the longitudinally of the separator and first round brush
Rotation axis it is parallel, the both ends of the separator longitudinally are fixed on the scrubbing brush shell, the separator and second
The distance in gap is less than the separator between the first round brush at a distance from gap between round brush.
4. dust-absorbing floor brush according to claim 3, which is characterized in that the area of second air inlet is less than described first
The area of air inlet, define the first plane be by the first round brush rotation axis and the second round brush rotation axis plane,
The part that limits is extended downwardly along the circumferential direction of first round brush, and it is flat that the extending end for limiting part passes through described first
Face, the longitudinally for limiting part is parallel with the rotation axis of first round brush, the both ends for limiting part longitudinally
It is fixed on the scrubbing brush shell.
5. dust-absorbing floor brush according to claim 4, which is characterized in that the top for limiting part is mounted on scrubbing brush shell
On, the circumferential tip close to the first round brush periphery is formed at the lower part for limiting part.
6. dust-absorbing floor brush according to claim 3, which is characterized in that the separator includes respectively corresponding first rolling
The first guide surface and the second guide surface of brush and the second round brush, first guide surface and the second guide surface are respectively configured to and the
The matched cambered surface of one round brush and the second round brush periphery.
7. dust-absorbing floor brush according to claim 6, which is characterized in that the separator is constructed towards the bottom surface of clean surface
Bottom surface for contour plane parallel with the bottom surface of scrubbing brush shell or the separator towards clean surface is configured to above Ground
The inclined-plane of brush housing bottom surface, the inclined-plane tilt upwards from front and back.
8. dust-absorbing floor brush according to claim 3, which is characterized in that defining the first plane is the rotation by the first round brush
The plane of the rotation axis of axis and the second round brush, the part that limits is extended downwardly along the circumferential direction of first round brush, described
Limit part extending end arrive at first plane or limit part extending end be higher than first plane, it is described to limit
The distance of dirt mouth is got rid of between part and separator between 6 millimeters to 15 millimeters.
9. dust-absorbing floor brush according to claim 1, which is characterized in that the end for limiting part have the first elongated end and
Second elongated end, the first elongated end extend along the first round brush is circumferential to the first round brush bottom, and the second elongated end is along the second rolling
Brush is circumferential to be extended to the second round brush bottom, and the bottom surface for limiting part constitutes the first guide surface, limits part relative to the first round brush
Outside be upwardly formed the second guide surface from the second elongated end, the second guide surface is configured to and the matched arc in the second round brush periphery
Face.
10. a kind of dust catcher, including negative pressure dust collector, which is characterized in that above-mentioned dust catcher further includes and the aspiration of negative pressure
The dust-absorbing floor brush as any one of such as claim 1-9 that device is cooperatively connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821322542.0U CN209236021U (en) | 2018-08-16 | 2018-08-16 | Dust-absorbing floor brush and dust catcher with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821322542.0U CN209236021U (en) | 2018-08-16 | 2018-08-16 | Dust-absorbing floor brush and dust catcher with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209236021U true CN209236021U (en) | 2019-08-13 |
Family
ID=67517037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821322542.0U Withdrawn - After Issue CN209236021U (en) | 2018-08-16 | 2018-08-16 | Dust-absorbing floor brush and dust catcher with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209236021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968800A (en) * | 2018-08-16 | 2018-12-11 | 天佑电器（苏州）有限公司 | Dust-absorbing floor brush and dust catcher with it |
-
2018
- 2018-08-16 CN CN201821322542.0U patent/CN209236021U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968800A (en) * | 2018-08-16 | 2018-12-11 | 天佑电器（苏州）有限公司 | Dust-absorbing floor brush and dust catcher with it |
| CN108968800B (en) * | 2018-08-16 | 2024-03-08 | 天佑电器（苏州）有限公司 | Dust collection floor brush and dust collector with same |
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Granted publication date: 20190813 Effective date of abandoning: 20240308 |