CN1765291A - Vacuum cleaner suction nozzle - Google Patents
Vacuum cleaner suction nozzle Download PDFInfo
- Publication number
- CN1765291A CN1765291A CN 200410072415 CN200410072415A CN1765291A CN 1765291 A CN1765291 A CN 1765291A CN 200410072415 CN200410072415 CN 200410072415 CN 200410072415 A CN200410072415 A CN 200410072415A CN 1765291 A CN1765291 A CN 1765291A
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- baffle plate
- suction nozzle
- lower cover
- vacuum cleaner
- air
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Abstract
The invention discloses a sucker of vacuum dust collector, comprising: an upper cover, a lower cover, a rotary turbine, a belt sheave of turbine, a beater, a connection belt, two moving wheels arranged on the two sides of back end of lower cover to make the air inlet move easily and two auxiliary wheels arranged on the two sides of front ends of lower cover to make the sucker move easily. The invention includes following advantages that the baffle which can be selected to keep the front end of rotary turbine out and a speed regulation device formed by the pushing levers which can control the motion of baffle are arranged inside the sucker, therefore, the invention can adjust the rotational speed of rotary turbine and the beater according to the actual condition. And the invention can collectedly suck the air and dust in any condition, as well as avoid the useless abrasion of rotary turbine to reduce the noise.
Description
Technical field
The present invention relates to a kind of vacuum cleaner, particularly relate to a kind of suction nozzle of vacuum cleaner.
Background technology
Fig. 1 is the surface structure schematic diagram of conventional vacuum dust catcher.As shown in Figure 1, the conventional vacuum dust catcher comprises: the suction that inside is provided with the body 1 of the getter device that is used for sucking room air and utilizes the getter device in the body 1 to produce sucks near the suction nozzle 2 of the air ground.
Described body 1 is divided into bottom body 5 and top body 6 two parts; Body 5 inside, described bottom are provided with getter device; The effect of described top body 6 is to prevent the getter device component exposed of bottom body 5 inside externally, and its inside is provided with the electric control chamber (not shown) that is used for controlling vacuum cleaner.
For described body 1 can be on the ground moved flexibly, on its two sides, be respectively arranged with high more roller 8, roller 8 is formed with one on respectively and is used for outlet 8a that separating out foreign objects from suction nozzle 2 inhaled airs is discharged.
Be connected with the prolongation pipe 3a that the suction hose 3b that makes with soft material, operating grip pipe 4 and its two ends of being connected with the end of suction hose 3b are connected with operating grip pipe 4 and suction nozzle 2 respectively between described body 1 and the suction nozzle 2 in turn; Therefore, the suction that produces in the described body 1 can be delivered on the suction nozzle 2.
If connect power supply by power line 9 to the power supply unit (not shown) of body 1 inside, described vacuum cleaner just is in holding state.At this moment, the start button when pressing operating grip pipe 4 as if the user, vacuum cleaner just enters suction condition, and the getter device of body 1 inside begins to produce suction.
The suction that described getter device produces is by being connected the suction hose 3b on the suction connection 3c, and operating grip pipe 4 is delivered on the suction nozzle 2 with prolongation pipe 3a, thereby the air that will contain foreign matters such as dust, paper scrap sucks suction nozzle 2, the air that is inhaled into then enters at dust bucket 10 by prolonging pipe 3a, operating grip pipe 4 and suction hose 3b, in dust bucket 10, foreign matters such as dust, paper scrap are separated, and it can be discharged to body 1 outside by outlet 8a.
Fig. 2 is the internal structure schematic diagram of the suction nozzle of existing vacuum cleaner.As shown in Figure 2, be formed with on the bottom surface of described suction nozzle 2 and can make air and foreign matter leaked-in air suction inlet 20, the top of air suction inlet 20 is provided with the agitator 22 that is used for stirring foreign matter on the ground; Described agitator 22 utilizes connection belt 26 to be connected with the revolving wormgear 24 of rear side; The air that is inhaled into by air suction inlet 20, flow to revolving wormgear 24 along prolonging pipe 3a, operating grip pipe 4 and suction hose 3b, under the impact that is inhaled into air, revolving wormgear 24 begins rotation, and drives also rotation together of agitator 22 by described connection belt 26; Thereby make hairbrush 22 on agitator 22 outer peripheral faces ' stir ground dust and foreign matter, make it be inhaled into air suction inlet 20 together in company with air.
But there is following shortcoming in the suction nozzle of above-mentioned existing vacuum cleaner:
The agitator 22 that is provided with in the described suction nozzle 2 is to rotate under the driving of revolving wormgear 24, and described revolving wormgear 24 is to rotate under the driving by air suction inlet 20 inhaled airs.But described revolving wormgear 24 is which kind of surface condition no matter, under the driving of air suction inlet 20 inhaled airs, and constant speed rotation always, thus drive also constant speed rotation always of agitator 22; Like this, when more coarse, agitator 22 just can not stir dust on the rough earth and foreign matter sometimes, makes it to be inhaled into air suction inlet 20 together in company with air on ground.
For example, when ground is covered with carpet, just need agitator 22 fast rotational, dust on the carpet surface and foreign matter could be stirred, make it to be inhaled into air suction inlet 20 together in company with air.
So be necessary to change the rotary speed of revolving wormgear 24 and agitator 22 according to the concrete condition on ground.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of the suction nozzle of above-mentioned existing vacuum cleaner, and a kind of suction nozzle that can adjust the vacuum cleaner of revolving wormgear and agitator rotary speed according to the concrete condition on ground is provided.
In order to solve described technical problem, the technical solution used in the present invention is: the suction nozzle of vacuum cleaner of the present invention comprises: the loam cake that forms the top outward appearance, be combined in the downside of loam cake and form the lower cover of bottom outward appearance, cover the air suction inlet that is used for sucking air and dust and foreign matter of formation down, have a plurality of turbo blades and drive the revolving wormgear that rotates by flowing from the air suction inlet inhaled air, be arranged on the turbine belt pulley of revolving wormgear one side, the agitator that constitutes by cylindrical shape agitator body and the hairbrush that on agitator body outer peripheral face, forms be used for to agitator transmit revolving wormgear rotary driving force be connected belt; It is characterized in that: also comprise: the both sides, rear end that are separately positioned on lower cover for the mobile wheel that makes air suction inlet and more successfully move and the front end both sides that are separately positioned on lower cover in order to make the easier mobile auxiliary wheel of suction nozzle.
One side of described lower cover also is provided with a velocity adjustment apparatus, and this velocity adjustment apparatus can be adjusted the rotary speed of described agitator according to the actual conditions on ground.
Described velocity adjustment apparatus comprises: optionally open/close revolving wormgear the place ahead baffle plate, be used for controlling promotion lever that baffle plate moves, be arranged on baffle plate one side be used for recovery lever that guide baffle plate resets, be arranged on described recovery lever one side and be used for forcing to rotate the recovery spring that recovers lever and being used for supporting the spring fastening that recovers spring.
Described baffle plate comprises: the movable baffle plate on the fixed dam in left side and right side; The fixed dam in left side is fixed on down and covers, and is formed with integrative-structure with lower cover; The movable baffle plate on right side can move left and right.
Described fixed dam and movable baffle plate are provided with in opposite directions, and the lower end at the position in opposite directions of the two is cut a part respectively, and therefore, even when the upper end at fixed dam and the position in opposite directions of movable baffle plate is in contact with one another, it can not contact bottom at position in opposite directions yet.
The invention has the beneficial effects as follows: be provided with the velocity adjustment apparatus that constitutes by baffle plate that selectively blocks revolving wormgear the place ahead and the promotion lever that moves of control baffle plate in the suction nozzle, so can adjust the rotary speed of revolving wormgear and agitator according to the actual conditions on ground.
Therefore, revolving wormgear and agitator can be avoided unnecessary fast rotational, thus prevent parts meaningless wearing and tearing, reduce because the noise that the high speed rotation of revolving wormgear and agitator produces.Specifically, be exactly when ground grading is used vacuum cleaner, baffle plate forms an opening in the place ahead of revolving wormgear, the flow velocity of air that is used for impacting the turbo blade on the revolving wormgear is slack-off, make that the rotary speed of revolving wormgear is slack-off, prevented revolving wormgear meaningless wearing and tearing, reduced noise.In addition, when rough surfaces such as carpet use vacuum cleaner, baffle plate blocks the place ahead at revolving wormgear, the flow velocity that is used for impacting the air of the turbo blade on the revolving wormgear is accelerated, make the rotary speed of revolving wormgear and agitator accelerate, therefore the dust and the foreign matter that are enough to stick on the rough surface such as carpet stir, and make it to be inhaled into suction nozzle together in company with air.
Description of drawings
Fig. 1 is the surface structure schematic diagram of conventional vacuum dust catcher;
Fig. 2 is the internal structure schematic diagram of the suction nozzle of existing vacuum cleaner;
Fig. 3 is the internal structure schematic diagram of the suction nozzle of vacuum cleaner of the present invention;
Fig. 4 is the bottom surface structural representation of the suction nozzle of vacuum cleaner of the present invention;
Fig. 5 is the working state schematic representation of promotion lever in the suction nozzle of vacuum cleaner of the present invention and movable baffle plate;
Fig. 6 is the view when movable baffle plate is opened in the suction nozzle of vacuum cleaner of the present invention;
Fig. 7 is the view during movable flapper closure in the suction nozzle of vacuum cleaner of the present invention.
Among the figure:
100: suction nozzle 110: lower cover
112: air suction inlet 114: agitator
114 ': agitator body 114 ": hairbrush
116: belt pulley 120: dividing plate
122: air openings 130: baffle plate
130 ': fixed dam 130 ": movable baffle plate
132: promote lever 134: the lever openings
136: swiveling wheel 140: recover lever
142: recover spring 150: revolving wormgear
152: tube connector 154: support component
156: turbine wheel shaft 158: the turbine belt pulley
160: connect belt 170: move wheel
172: auxiliary wheel
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
Fig. 3 is the internal structure schematic diagram of the suction nozzle of vacuum cleaner of the present invention; Fig. 4 is the bottom surface structural representation of the suction nozzle of vacuum cleaner of the present invention.
As shown in Figure 3 and Figure 4, the shell of the suction nozzle 100 of vacuum cleaner of the present invention comprises: loam cake 105 and lower cover 110; Described loam cake 105 is formed with the top outward appearance and supports lower cover 110; Described lower cover 110 is formed with the bottom outward appearance and supports loam cake 105.
The front portion of described lower cover 110 is formed with the air suction inlet 112 of up/down perforation, and air suction inlet 112 is formed with and becomes the suction inlet of extraneous air and dust and foreign matter along left and right directions.
The top of described air suction inlet 112 is provided with agitator 114, and agitator 114 comprises: agitator body 114 cylindraceous ' and agitator body 114 ' outer peripheral face on the hairbrush that keeps at a certain distance away 114 of the helical arrangement that is formed with "; Described agitator body 114 ' two ends, the left and right sides be rotatably installed in respectively on lower cover about 110 two madial walls.
Described agitator body 114 ' outer peripheral face on also be provided with a belt pulley 116.
The rear of described air suction inlet 112 is formed with the dividing plate 120 of a certain altitude, and dividing plate 120 is separated into former and later two spaces with the inner space of suction nozzle 100; The central part of described dividing plate 120 is formed with the air openings 122 that connects former and later two spaces; Therefore, the air that is inhaled into from air suction inlet 112 can rearward flow by air openings 122.
The rear of described air openings 122 is provided with baffle plate 130; Described baffle plate 130 comprises: the fixed dam 130 in left side ' and the movable baffle plate 130 on right side "; The fixed dam 130 in left side ' be fixed on the lower cover 110 is formed with integrative-structure with lower cover 110; The movable baffle plate 130 on right side " can move left and right.
Described fixed dam 130 ' and movable baffle plate 130 " be provided with in opposite directions; the lower end at the position in opposite directions of the two is cut a part respectively; therefore, though fixed dam 130 ' with movable baffle plate 130 " the upper end at position in opposite directions when being in contact with one another, it can not contact bottom at position in opposite directions yet.
Described movable baffle plate 130 " right-hand being provided with promote lever 132; As shown in Figure 5, the central part of described promotion lever 132 be provided with hinge axis 132 ', hinge axis 132 ' be fixed on the lower cover 110; Therefore, described promotion lever 132 can rotate with hinge axis 132 ' be center, promotes movable baffle plate 130 " move left and right.
Be formed with lever openings 134 on the described lower cover 110, and the lower end of described promotion lever 132 is passed described lever openings 134 and is exposed from the bottom of suction nozzle 100; The lower end of described promotion lever 132 also is provided with swiveling wheel 136, and swiveling wheel 136 supports the lower end that promotes lever 132; When described suction nozzle 100 ground proximitys move, make described promotion lever 132 move together thereupon.
On the rear surface of described movable baffle plate 130 " rear also be provided with and recover lever 140, the front end that recovers lever 140 is fixed on movable baffle plate 130 ", its rear end utilizes recovers hinge axis 140 ' be hinged on the lower cover 110; Thereby make to recover lever 140 and can make that the front end of recovery lever 140 can move left and right to recover hinge axis 140 ' be that rotate at the center.
Described recovery lever 140 is provided with and recovers spring 142, an end that recovers spring 142 be clipped in rotationally one with lower cover 110 form the spring fastening 142 of one ' in, the other end is pressed on the recovery lever 140; Therefore, described recovery spring 142 always applies active force to recovering lever 140, makes the front end that recovers lever 140 move to the right.In detail, die down, be pushed the movable baffle plate 130 that lever 132 is shifted the left side onto and " just can under the effect of the elastic force that recovers spring 142, move to the right if promote the active force of lever 132.
The rear of described baffle plate 130 is provided with revolving wormgear 150, and revolving wormgear 150 can rotate under the effect of the air that is inhaled into by air suction inlet 112.In detail, the air that is inhaled into from air suction inlet 112 is by behind the air openings 122, flow to the tube connector 134 that is positioned at suction nozzle 100 rears through the lower end of revolving wormgear 150, at this moment air stream impact turbo blade 150 on the revolving wormgear 150 ', thereby drive revolving wormgear 150 rotations.
Described revolving wormgear 150 is supported by the support component 154 of the left and right sides and rotates; In detail, described support component 154 comprises: be positioned at the left side support component 154 that the left side of revolving wormgear 150 and lower cover 110 form one ' and the right side that is positioned at revolving wormgear 150 protrudes the right side support component 154 of formation upward from lower cover 110 "; Support component 154 on the left of the two ends of the turbine wheel shaft 156 of described revolving wormgear 150 are rotatably installed in respectively ' and right side support component 154 " on.
Also be provided with on the described turbine wheel shaft 156 and be used for making its fixing fixed hub 157, fixed hub 157 is made by soft material, is forced to be clamped on the turbine wheel shaft 156 that protrudes to revolving wormgear 150 left side sides; In addition, described fixed hub 157 is fixed on the lower cover 110, moves to prevent turbine wheel shaft 156.Also be provided with turbine belt pulley 158 on the described turbine wheel shaft 156; Described turbine belt pulley 158 is connected by connecting belt 160 agitators 114, thereby makes agitator 114 with revolving wormgear 150 rotations.Therefore, the front end sleeve of described connection belt 160 is on the belt pulley 116 of agitator 114, and the rear end is enclosed within on the turbine belt pulley 118 on the turbine wheel shaft 156.
Described connection belt 160 the most handy elastomeric materials are made, and the shape of the outer peripheral face of the shape of its medial surface and turbine belt pulley 118 and belt pulley 116 adapts.And, also can replace connecting belt 160 with chain or other transmission device, send the revolving force of revolving wormgear 150 to agitator 114.
The course of work to the suction nozzle of vacuum cleaner of the present invention is illustrated below:
After the vacuum cleaner energising starts, be arranged on the motor (not shown) rotation of vacuum cleaner body inside, drive the fan (not shown) and rotate thereupon, dust and foreign matter are sucked by suction nozzle 100 with air thereby produce.
Specifically, extraneous air is inhaled into by the air suction inlet 112 on suction nozzle 100 lower covers 110 together with dust in air and foreign matter, and the air that is inhaled into rearward flows after air openings 122 passes dividing plate 120.
The air that passes air openings 122 passes through tube connector 152 successively and is connected the flexible pipe (not shown), is inhaled into the body (not shown) of vacuum cleaner then.In said process, pass the turbo blade 150 that air that air openings 122 flows to 152 li of tube connectors can impact revolving wormgear 150 ', make that revolving wormgear 150 is the pivot rotation with turbine wheel shaft 156.
When revolving wormgear 150 rotations, coupled agitator 114 is rotation thereupon also.This is because utilize between described agitator 114 and the revolving wormgear 150 to be connected belt 160 and to interconnect, so when revolving wormgear 150 rotated, agitator 114 also rotated thereupon; And the rotary speed of described revolving wormgear 150 and agitator 114 is than being by the diameter decision of turbine belt pulley 118 and belt pulley 116.
In addition, because described agitator 114 exposes a part downwards from air suction inlet 112, so stick to agitator 114 stirrings that ground dust and foreign matter all are being rotated, make it to separate from ground, mixing with air is inhaled into suction nozzle 100 by air suction inlet 112.
Fig. 5 is the working state schematic representation of promotion lever in the suction nozzle of vacuum cleaner of the present invention and movable baffle plate; Fig. 6 is the view when movable baffle plate is opened in the suction nozzle of vacuum cleaner of the present invention; Fig. 7 is the view during movable flapper closure in the suction nozzle of vacuum cleaner of the present invention.
As Fig. 5, Fig. 6 and shown in Figure 7, described revolving wormgear 150 can be rotated with different rotary speeies according to the actual conditions on ground with agitator 114.
If the ground flat lay the grain is sliding, move wheel 170 owing to be provided with, form certain interval between the bottom surface of described suction nozzle 100 and the ground, make the lower end position that promotes lever 132 relatively be partial to the below.
At this moment, when the user makes suction nozzle 100 when ground moves forward, described promotion lever 132 is with hinge axis 132 ' be that rotate along clockwise direction at the center, the upper end (being left end among Fig. 5) that promotes lever 132 spurs movable baffle plate 130 to the right ", " (the white arrow direction among Fig. 5) moves right thereby make movable baffle plate 130." reason that moves right is described movable baffle plate 130: because described recovery lever 140 is moved to the left under the effect of the elastic force that recovers spring 142.
As mentioned above, when movable baffle plate 130 " when moving right, the Lower Half of described revolving wormgear 150 from fixed dam 130 ' and movable baffle plate 130 " between expose the opening that forms, present state as shown in Figure 6.That is to say, at this moment described fixed dam 130 ' and movable baffle plate 130 " between distance widen, make impact turbo blade 150 on the revolving wormgear 150 ' the mobility of air slack-off; Turbo blade 150 on the slow air revolving wormgear 150 ', make that the rotary speed of revolving wormgear 150 is slack-off, thereby make that the rotary speed of agitator 114 is slack-off.
On the contrary, if the suction nozzle 100 of vacuum cleaner is placed on the rough surface such as carpet, the part of described mobile wheel 170 just can be absorbed in the carpet the inside, makes the bottom surface of suction nozzle 100 and the pitch smaller between the carpet surface.The lower end of described promotion lever 132 (right-hand end among Fig. 5) just can be moved upward.
At this moment, when the user makes suction nozzle 100 when ground moves forward, because promoting the lower end of lever 132 is moved upward, described promotion lever 132 (left-hand end among Fig. 5) rotates along contrary clockwise direction with hinge axis 132 ' be pivot, the upper end that promotes lever 132 promotes movable baffle plate 130 left ", movable baffle plate 130 " is moved to the left.(the black arrow direction among Fig. 5)
As mentioned above, " when being moved to the left, as shown in Figure 7, the Lower Half of described revolving wormgear 150 is blocked when movable baffle plate 130; That is to say, described fixed dam 130 ' and movable baffle plate 130 " between distance dwindle.To produce suction always the same owing to be arranged on motor (not shown) in the vacuum cleaner body, so the air capacity that is inhaled into by air suction inlet 112 and air openings 122 is always the same; Therefore, by fixed dam 130 ' and movable baffle plate 130 " between air velocity must accelerate; Quick air stream by baffle plate 130 impact turbo blade 150 on the revolving wormgear 150 ', thereby make the rotating of revolving wormgear 150 with fast speeds.
It is worthy of note that protection scope of the present invention is not limited in the foregoing description, according to basic fundamental design of the present invention, those of ordinary skill in the art need not can associate other various embodiments through creative work.
Claims (5)
1. the suction nozzle of a vacuum cleaner comprises: form the top outward appearance loam cake, be combined in the downside of loam cake and form the lower cover of bottom outward appearance, down cover formation the air suction inlet that is used for sucking air and dust and foreign matter, have a plurality of turbo blades and by the revolving wormgear that drives rotation from air suction inlet inhaled air stream, be arranged on the turbine belt pulley of revolving wormgear one side, the agitator that constitutes by cylindrical shape agitator body and the hairbrush that forms at agitator body outer peripheral face be used for to agitator transmit revolving wormgear rotary driving force be connected belt; It is characterized in that: also comprise: the both sides, rear end that are separately positioned on lower cover (110) for the mobile wheel (170) that makes air suction inlet (112) and more successfully move and the front end both sides that are separately positioned on lower cover (110) in order to make the easier mobile auxiliary wheel of suction nozzle (100) (172).
2. the suction nozzle of vacuum cleaner according to claim 1, it is characterized in that, one side of described lower cover (110) also is provided with a velocity adjustment apparatus, and this velocity adjustment apparatus can be adjusted the rotary speed of described agitator (114) according to the actual conditions on ground.
3. the suction nozzle of vacuum cleaner according to claim 2, it is characterized in that described velocity adjustment apparatus comprises: optionally open/close revolving wormgear (150) the place ahead baffle plate (130), be used for controlling promotion lever (132) that baffle plate (130) moves, be arranged on baffle plate (130) one sides be used for recovery lever (140) that guide baffle plate (130) resets, be arranged on described recovery lever (140) one sides and be used for the spring fastening (142 ') forcing to rotate the recovery spring (142) that recovers lever (140) and be used for supporting recovery spring (142).
4. the suction nozzle of vacuum cleaner according to claim 3, it is characterized in that: described baffle plate (130) comprising: the movable baffle plate on fixed dam in left side (130 ') and right side (130 "); The fixed dam (130 ') in left side is fixed on the lower cover (110), is formed with integrative-structure with lower cover (110); (130 ") can move left and right for the movable baffle plate on right side.
5. the suction nozzle of vacuum cleaner according to claim 3, it is characterized in that: (130 ") are provided with in opposite directions; the lower end at the position in opposite directions of the two is cut a part respectively; therefore; (when the upper end at the position in opposite directions of 130 ") was in contact with one another, it can not contact bottom at position in opposite directions yet even fixed dam (130 ') is with movable baffle plate for described fixed dam (130 ') and movable baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072415 CN1765291A (en) | 2004-10-27 | 2004-10-27 | Vacuum cleaner suction nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072415 CN1765291A (en) | 2004-10-27 | 2004-10-27 | Vacuum cleaner suction nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1765291A true CN1765291A (en) | 2006-05-03 |
Family
ID=36741561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410072415 Pending CN1765291A (en) | 2004-10-27 | 2004-10-27 | Vacuum cleaner suction nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1765291A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102334949A (en) * | 2010-07-16 | 2012-02-01 | 戴森技术有限公司 | Vacuum cleaning appliance |
| WO2012034535A1 (en) * | 2010-09-16 | 2012-03-22 | Cao Hui | Bed cleaning machine |
| CN103181740A (en) * | 2013-03-13 | 2013-07-03 | 苏州展翘电器有限公司 | Floor brush roller component |
| CN103202678A (en) * | 2013-03-13 | 2013-07-17 | 苏州展翘电器有限公司 | Floor brush |
| CN107007207A (en) * | 2017-05-17 | 2017-08-04 | 江苏美的清洁电器股份有限公司 | Ducting part and floor brush of dust collector |
| CN107041715A (en) * | 2017-04-28 | 2017-08-15 | 苏州市海朋电子商务有限公司 | Can multi-angle rotary brush head of dust collector |
| CN111820814A (en) * | 2019-04-23 | 2020-10-27 | 博西华电器（江苏）有限公司 | Brush head and cleaning equipment |
-
2004
- 2004-10-27 CN CN 200410072415 patent/CN1765291A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102334949A (en) * | 2010-07-16 | 2012-02-01 | 戴森技术有限公司 | Vacuum cleaning appliance |
| CN102334949B (en) * | 2010-07-16 | 2014-07-16 | 戴森技术有限公司 | Vacuum cleaning appliance |
| WO2012034535A1 (en) * | 2010-09-16 | 2012-03-22 | Cao Hui | Bed cleaning machine |
| CN103181740A (en) * | 2013-03-13 | 2013-07-03 | 苏州展翘电器有限公司 | Floor brush roller component |
| CN103202678A (en) * | 2013-03-13 | 2013-07-17 | 苏州展翘电器有限公司 | Floor brush |
| CN107041715A (en) * | 2017-04-28 | 2017-08-15 | 苏州市海朋电子商务有限公司 | Can multi-angle rotary brush head of dust collector |
| CN107041715B (en) * | 2017-04-28 | 2019-10-18 | 苏州市海朋生活家电有限公司 | Can multi-angle rotary brush head of dust collector |
| CN107007207A (en) * | 2017-05-17 | 2017-08-04 | 江苏美的清洁电器股份有限公司 | Ducting part and floor brush of dust collector |
| CN107007207B (en) * | 2017-05-17 | 2020-08-07 | 江苏美的清洁电器股份有限公司 | Air duct component and dust collector floor brush |
| CN111820814A (en) * | 2019-04-23 | 2020-10-27 | 博西华电器（江苏）有限公司 | Brush head and cleaning equipment |
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