CN103371775A - Main motor direct-driven roll brush structure of vertical dust collector - Google Patents
Main motor direct-driven roll brush structure of vertical dust collector Download PDFInfo
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- CN103371775A CN103371775A CN2012101172966A CN201210117296A CN103371775A CN 103371775 A CN103371775 A CN 103371775A CN 2012101172966 A CN2012101172966 A CN 2012101172966A CN 201210117296 A CN201210117296 A CN 201210117296A CN 103371775 A CN103371775 A CN 103371775A
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- main motor
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Abstract
The invention discloses a main motor direct-driven roll brush structure of a vertical dust collector. The roll brush comprises a rotatable roll brush, a connecting shaft arranged along the center axis of the roll brush, brush hair arranged on the outer surface of the brush roll and a transmission belt driving the roll brush to rotate. The transmission belt is connected between the roll brush and a main motor, mounted at the rear of a bottom casing, of the dust collector, the main motor directly drives the roll brush to rotate, and a key structure for controlling tightness of the transmission belt is arranged on the bottom casing. By the key structure which is arranged in the middle of the transmission belt of the main motor direct-driven roll brush structure of the vertical dust collector, tightening or loosening of the transmission belt is achieved to control rotation or stop of the roll brush. As the main motor of the dust collector directly drives the roll brush to rotate, no impendent transmission motor is needed, space is saved, cost is reduced and energy economization is facilitated.
Description
Technical field
The invention belongs to the dust catcher field, particularly relate to a kind of main motor-direct-drive type rolling brush structure for vertical vacuum cleaner that is rotated by the main motor direct-drive integral rolling brush of dust catcher.
Background technology
Dust catcher is a kind of sanitation and hygiene electrical equipment, is used for removing the dust in ground, carpet, wall, furniture, clothing and various slits.In general, dust catcher mainly comprises aspirator and suction line, the aspirator that becomes as dominant shape take motor and blower fan is arranged in the dust catcher body, suction line comprises suction nozzle, dust-collection rigid tube and hose, and the air entry of the oriented under shed of suction nozzle also communicates with the air inlet of dust catcher body inner blower by dust-collection rigid tube and hose.
In dust catcher when running,, the impeller High Rotation Speed of motor drives blower fan is gone out the air exhausting of dust catcher inside, forms instantaneous vacuum in the inside of dust catcher, and forms a quite high Negative Pressure Difference between the ambient atmosphere.Under the effect of this Negative Pressure Difference, near the dust the suction nozzle sucks in the dust bucket in the dust catcher body by air entry together with air.The air that contains dust after filtering, is discharged to the dust catcher outside with the pure air after the dedusting again from the gas outlet in the dust bucket of dust catcher body.Like this, just reach the effect of dust out, cleaning floor.The suction rate of dust catcher is divided into a plurality of class that operate control, adapts to the scope of operation of the different cleaning objects such as ground, bed surface, carpet, sofa, corner, better suction dust everywhere.
Structure and profile according to dust catcher are divided into vertical type dust collector, horizontal dust collector and portable dust collector etc. usually.Fig. 1 is the perspective view of prior art vertical type dust collector; Fig. 2 is the perspective view of looking up of prior art vertical type dust collector; Fig. 3 is the round brush mounting structure schematic diagram of prior art dust catcher.As shown in Figure 1 to Figure 3, vertical type dust collector comprises the handle of being convenient to user's push-and-pull 2 that is positioned at body 1 top, body 1 front portion is the protecgulum 4 with drain pan 3 combinations, the spare part of drain pan 3 sidewalls is inserted the rigidity sweep-up pipe 6 for subsequent use of pegging graft on the frame 5, and body 1 bottom is provided with the suction nozzle 9 that is contained the foreign substances air by suction nozzle loam cake 7 and suction nozzle chassis 8 through linking up with 33 suctions that are combined into along ground.The middle part at suction nozzle 9 rears is provided with a pair of coaxial front truckle 11, and also is provided with a pair of spacing of taking turns greater than the coaxial rear truckle 12 of front truckle 11 in the both sides, rear portion of drain pan 3 bottoms, and body moved forward and backward when these coaxial castors 11,12 were convenient to the dust suction operation.The left back position of drain pan 3 is provided with control pedal 13, and the effect of this control pedal is the body of control dust catcher and the angle of inclination of suction nozzle.
The back of handle 2 is provided with electric rotating line bracket 14, and the top, the back side of drain pan 3 is provided with mouth hanging securing electric lines support 15 down, supplies to be wound up as the power line 16 that dust catcher provides power supply on electric rotating line bracket 14 and the securing electric lines support 15.Power line 16 1 ends connect attaching plug 17, and the other end is connected with electrical parts such as its interior motor of dust collector that arranges, fans after introducing drain pan 3.
Flexible pipe 18 1 ends that drain pan 3 upper rear portion arrange connect the dust bag in the drain pan 3, and the other end is connected to the gas passage of suction nozzle 9 inside.The back side of drain pan 3 also is provided with dust removal brush for subsequent use 19 and places the spareslots 20 of zero thing.
Contain the gas of foreign substances on ground or the carpet through suction nozzle 9, hose 18 and drain pan 3 interior gas passages, and the effect that produces main motor, fan and the filter of suction by being arranged on the inner rear ends of drain pan 3, will discharge through steam vent with the gas of material except dust etc. after filtering.
Be provided with rotatable round brush 10 in suction nozzle 9, a side at round brush 10 rears is formed with suction inlet 24.
But, there is following technical problem in the roller brushes structure of above-mentioned prior art: the round brush 10 of existing vertical type dust collector is by independent driving motor 21 driven rotary, namely in vacuum cleaner bottom except being provided with main motor, promising round brush 10 also is set provides the driving motor of power, like this, driving motor is set independently, has not only taken the space, increase cost, and be unfavorable for energy-conserving and environment-protective.
Summary of the invention
The present invention is in order to solve technical problem of the prior art, and a kind of main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the main motor direct-drive integral rolling brush rotation by dust catcher is provided.
The technical scheme that the present invention takes for the technical problem that exists in the solution known technology is:
Main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention, comprise rotating integral rolling brush, along the connecting axle of integral rolling brush central axis setting, be arranged on the bristle on the integral rolling brush outer surface and drive the driving belt that integral rolling brush rotates, driving belt is connected to integral rolling brush and is installed between the main motor of dust catcher at drain pan rear portion, by main motor direct-drive integral rolling brush rotation, be provided with the press-key structure of control driving belt elasticity on the drain pan.
Described press-key structure is positioned at the middle part of driving belt, and the lower end is fixed on the suction nozzle chassis of dust catcher, and stretch out outside the drain pan upper end.
Described press-key structure comprise the top stretch out key body outside the drain pan, below base and be connected to base and key body between spring; The nearly side place of key body is formed with the suspension plate to downward-extension, is formed with the second projection of projection on the side of suspension plate, and the top of the second projection or oblique upper are formed with to recessed inner fovea part; The below of key body is provided with the roller that contacts with driving belt; Be provided with the torsion spring that protrudes upward on the base.
The second projection top is formed with the first projection of projection on the described suspension plate, and the first projection forms structure wide at the top and narrow at the bottom, and the lower end of the first projection is positioned at the second projection inner fovea part, keeps at a certain distance away with the inner fovea part lowermost end.
Two groups of bases and spring about described press-key structure is provided with, driving belt passes in the middle of two groups of bases and spring; Torsion spring is installed on one of them base, and is used for being connected with the second projection on the suspension plate.
One side of one of them base forms cylindrical cavities, and in empty central authorities cylinder is set, and the torsion spring lower end forms annulus and is socketed on the cylinder, and the upper end is bent to form torsion spring hook, is connected in the inner fovea part of the second projection.
Cylinder the place ahead also is provided with torsion spring is fixed on protecgulum on the base on the described base.
Described key body is square cylinder, the cylinder of indent in the middle of being provided with on the upper surface.
Advantage and good effect that the present invention has are:
Main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention arranges press-key structure at the middle part of driving belt, the structure that pushes button, and torsion spring is connected with the second projection, and the roller on the key body compresses driving belt downwards, main driven by motor integral rolling brush rotation; Unclamp press-key structure, be connected disconnection between torsion spring and the second projection, driving belt recovers relaxed state, and integral rolling brush is the control of acceptor's motor not.Like this, by the pressing keys structure, realize the tight and lax of driving belt, reach with this integral rolling brush is rotated and stops to control.Main motor direct-drive integral rolling brush rotation by dust catcher need not to increase independently driving motor, has both saved the space, has reduced cost, also is conducive to energy savings simultaneously.
Description of drawings
Fig. 1 is the perspective view of prior art vertical type dust collector;
Fig. 2 is the perspective view of looking up of prior art vertical type dust collector;
Fig. 3 is the round brush mounting structure schematic diagram of prior art dust catcher;
Fig. 4 is the profile of main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention;
Fig. 5 is the perspective view of press-key structure of the present invention;
Fig. 6 is the structural representation of suspension plate of the present invention and fovea superior piece thereof;
Fig. 7 is the decomposition texture schematic diagram of press-key structure base of the present invention;
Fig. 8 is the state diagram that driving belt of the present invention is in relaxed state;
Fig. 9 is the state diagram that driving belt of the present invention is in tight state;
Figure 10 is the movement locus figure of torsion spring hook of the present invention.
Critical piece symbol description in the accompanying drawing:
1: body 2: handle 3: drain pan
4: protecgulum 5: spare part is inserted frame 6: the rigidity sweep-up pipe
7: suction nozzle loam cake 8: suction nozzle chassis 9: suction nozzle
10: round brush 11: front truckle 12: rear truckle
13: control pedal 14: electric rotating line bracket 15: the securing electric lines support
16: power line 17: attaching plug 18: flexible pipe
19: dust removal brush 20: spareslots 21: driving motor
22: driving shaft 23: driving belt 24: suction inlet
25: integral rolling brush 26: press-key structure 27: key body
28: roller 29: 30: the first projections of spring
34: suspension plate 35: inner fovea part 36: cylinder
37: annulus 38: torsion spring 39: protecgulum
40: driving belt 41: torsion spring hook 42: main motor installation place.
The specific embodiment
Referring to drawings and Examples main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention is elaborated.Parts same as the prior art have used identical symbol among the present invention.
Main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention is installed in the suction nozzle inside of vertical type dust collector below.As shown in Figure 1 to Figure 3, vertical type dust collector comprises the handle 2 that is positioned at body 1 top, body 1 front portion is the protecgulum 4 with drain pan 3 combinations, the spare part of drain pan 3 sidewalls is inserted the rigidity sweep-up pipe 6 for subsequent use of pegging graft on the frame 5, and body 1 bottom is provided with the suction nozzle 9 that is contained the foreign substances air by suction nozzle loam cake 7 and suction nozzle chassis 8 through linking up with 33 suctions that are combined into along ground.Be provided with integral rolling brush 25 in the suction nozzle 9, integral rolling brush 25 central authorities are provided with connecting axle along central axis, and the connecting axle two ends are connected with suction nozzle chassis 8, and integral rolling brush 25 can rotate around connecting axle.Bossed body brush is set on the integral rolling brush 25 spirally, and the outer end of body brush is connected with bristle.One side at suction nozzle 9 interior roller brushes structure rears is formed with suction inlet 24.
The middle part at suction nozzle 9 rears is provided with a pair of coaxial front truckle 11, and also is provided with a pair of spacing of taking turns greater than the coaxial rear truckle 12 of front truckle 11 in the both sides, rear portion of drain pan 3 bottoms, and body moved forward and backward when these coaxial castors 11,12 were convenient to the dust suction operation.The left back position of drain pan 3 is provided with control pedal 13, and the effect of this control pedal is the body of control dust catcher and the angle of inclination of suction nozzle.
The back of handle 2 is provided with electric rotating line bracket 14, and the top, the back side of drain pan 3 is provided with mouth hanging securing electric lines support 15 down, supplies to be wound up as the power line 16 that dust catcher provides power supply on electric rotating line bracket 14 and the securing electric lines support 15.Power line 16 1 ends connect attaching plug 17, and the other end is connected with electrical parts such as its interior vacuum cleaner main motor that arranges, fans after introducing drain pan 3.
Flexible pipe 18 1 ends that drain pan 3 upper rear portion arrange connect the dust bag in the drain pan 3, and the other end is connected to the gas passage of suction nozzle 9 inside.The back side of drain pan 3 also is provided with dust removal brush for subsequent use 19 and places the spareslots 20 of zero thing.
Contain the gas of foreign substances on ground or the carpet through suction nozzle 9, hose 18 and drain pan 3 interior gas passages, and by being arranged on the inner effects that produce main motor, fan and the filter of suction of drain pan 3, will discharge through steam vent with the gas of material except dust etc. after filtering.
Fig. 4 is the profile of main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention.As shown in Figure 4, main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention, comprise rotating integral rolling brush 25, along the connecting axle of integral rolling brush 25 central axis settings, be arranged on the bristle on integral rolling brush 25 outer surfaces and drive the driving belt 40 that integral rolling brush rotates.The main motor of dust catcher is installed in the main motor installation place 42 at drain pan 3 rear portions, and driving belt 40 is connected to integral rolling brush 25 and is installed between the main motor of dust catcher at drain pan 3 rear portions, by main motor direct-drive integral rolling brush 25 rotations.Be that driving belt 40 1 ends are socketed on the integral rolling brush 25, the other end is socketed on the motor shaft of main motor.Be provided with the press-key structure 26 of control driving belt 40 elasticities on the drain pan 3, press-key structure 26 is positioned at the middle part of driving belt 40, and the lower end is fixed on the suction nozzle chassis 8 of dust catcher, and stretch out outside the drain pan 3 upper end.
Fig. 5 is the perspective view of press-key structure of the present invention.As shown in Figure 5, press-key structure 26 comprise the top stretch out key body 27 outside the drain pan, below base 32 and be connected to base 32 and key body 27 between spring 29.Two groups of bases and spring about press-key structure is provided with, driving belt 40 passes in the middle of two groups of bases and spring.The below of key body 27 is provided with the roller 28 that contacts with driving belt 40.
Described key body 27 is square cylinder, and the cylinder of indent in the middle of being provided with on the upper surface is convenient to press with finger.Key body 27 nearly side places are formed with the suspension plate 34 to downward-extension, are formed with the first projection 30 of projection and top or the oblique upper of the second projection 31, the second projections 31 on the side of suspension plate 34 and are formed with to recessed inner fovea part 35.Be provided with the torsion spring 38 that protrudes upward on one of them base 32.Torsion spring 38 is used for being connected with the second projection 31, so that press-key structure compresses driving belt.
Fig. 6 is the structural representation of suspension plate of the present invention and fovea superior piece thereof.As shown in Figure 6, the first projection 30 is positioned at the top of the second projection 31, the first projection 30 forms structure wide at the top and narrow at the bottom, the lower end of the first projection 30 is positioned at the inner fovea part 35 of the second projection 31, keep at a certain distance away with lowermost end and the both sides of inner fovea part 35, can limit the moving line of following torsion spring hook 41, not hinder again torsion spring hook 41 and pass through.The left side of the first projection 30 is vertical structure, and the right side is acclivitous structure to the right, and more being conducive to is that torsion spring hook 41 puts under in the inner fovea part 35 of the second projection.
Fig. 7 is the decomposition texture schematic diagram of press-key structure base of the present invention.As shown in Figure 7, a side of base 32 forms cylindrical cavities, and in empty central authorities the cylinder 36 outstanding to the side is set.Torsion spring 38 lower ends form annulus 37 and are socketed on the cylinder 36, and the upper end is bent to form torsion spring hook 41, and torsion spring hook 41 can be connected in the inner fovea part 35 of the second projection 31.Cylinder 36 the place aheads also are provided with torsion spring 38 are fixed on protecgulum on the base on the base.
The below introduces the course of action of main motor-direct-drive type rolling brush structure for vertical vacuum cleaner of the present invention in detail:
Fig. 8 is the state diagram that driving belt of the present invention is in relaxed state; Fig. 9 is the state diagram that driving belt of the present invention is in tight state; Figure 10 is the movement locus figure of torsion spring hook of the present invention.Such as Fig. 8 to shown in Figure 10, downwards pressing keys body 27 once, key body 27 and suspension plate 34 move downward, torsion spring 38 moves upward with respect to the second projection 31, torsion spring hook 41 slips in the inner fovea part 35 of the second projection 31 along a shown in Figure 10, b route.The effect of the first projection 30 is that the motion to torsion spring hook 41 provides constraints, and makes torsion spring hook by a, the motion of b route, prevents that torsion spring hook from directly crossing inner fovea part 35.After unclamping key body 27, because torsion spring 38 is connected with the second projection 31, key body 27 can't return to original height, but be in state shown in Figure 9, this moment, spring 29 was in compressive state, and the roller 28 on the key body 27 compresses driving belt 40 downwards, and driving belt 40 is in tight state, under the effect of main motor, driving belt 40 drives integral rolling brush 25 rotations.Downwards during pressing keys body 27, torsion spring 38 moves upward with respect to the second projection 31 again, and torsion spring hook 41 moves along the c route under the restriction of the first projection 30, deviates from the inner fovea part 35 of the second projection 31.Key body 27 returns to original height under the effect of spring 29, driving belt 40 recovers relaxed state shown in Figure 8, and integral rolling brush 25 is the control of acceptor's motor not.Like this, set up press-key structure 26 at driving belt 40 middle parts, by the pressing keys structure, realize the tight and lax of driving belt, reach with this integral rolling brush is rotated and stops to control.By the main motor direct-drive integral rolling brush rotation of dust catcher, and need not to increase independently driving motor, both saved the space, reduced cost, also be conducive to energy savings.
Claims (8)
1. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner, comprise rotating integral rolling brush (25), along the connecting axle of integral rolling brush central axis setting, be arranged on the bristle on the integral rolling brush outer surface and drive the driving belt (40) that integral rolling brush rotates, it is characterized in that: driving belt (40) is connected to integral rolling brush (25) and is installed between the main motor of dust catcher at drain pan (3) rear portion, by main motor direct-drive integral rolling brush rotation, be provided with the press-key structure (26) of control driving belt elasticity on the drain pan (3).
2. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner according to claim 1, it is characterized in that: described press-key structure (26) is positioned at the middle part of driving belt (40), the lower end is fixed on the suction nozzle chassis (8) of dust catcher, and stretch out outside the drain pan (3) upper end.
3. it is characterized in that according to claim 1 or main motor-direct-drive type rolling brush structure for vertical vacuum cleaner claimed in claim 2: press-key structure (26) comprise be positioned at the top stretch out key body (27) outside the drain pan, be positioned at the base (32) of below and be connected to base and key body between spring (29); The nearly side place of key body (27) is formed with the suspension plate (34) to downward-extension, is formed with second projection (31) of projection on the side of suspension plate (34), and the top of the second projection (31) or oblique upper are formed with to recessed inner fovea part (35); The below of key body (27) is provided with the roller (28) that contacts with driving belt (40); Be provided with the torsion spring (38) that protrudes upward on the base (32).
4. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner according to claim 3, it is characterized in that: upper the second projection of suspension plate (34) (31) top is formed with first projection (31) of projection, the first projection (31) forms structure wide at the top and narrow at the bottom, the lower end of the first projection (31) is positioned at the second projection inner fovea part (35), keeps at a certain distance away with inner fovea part (35) lowermost end.
5. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner according to claim 3 is characterized in that: two groups of bases and spring about press-key structure (26) is provided with, and driving belt passes in the middle of two groups of bases and spring; Torsion spring (38) is installed on one of them base, and is used for being connected with the second projection (31) on the suspension plate.
6. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner according to claim 3, it is characterized in that: a side of a base (32) forms cylindrical cavities, and in empty central authorities cylinder (36) is set, torsion spring (38) lower end forms annulus (37) and is socketed on the cylinder (36), the upper end is bent to form torsion spring hook (41), is connected in the inner fovea part (35) of the second projection (31).
7. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner according to claim 6 is characterized in that: upper cylinder (36) the place ahead of base (32) also is provided with torsion spring (38) is fixed on protecgulum (39) on the base.
8. main motor-direct-drive type rolling brush structure for vertical vacuum cleaner according to claim 3, it is characterized in that: key body (27) is square cylinder, the cylinder of indent in the middle of being provided with on the upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101172966A CN103371775A (en) | 2012-04-20 | 2012-04-20 | Main motor direct-driven roll brush structure of vertical dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101172966A CN103371775A (en) | 2012-04-20 | 2012-04-20 | Main motor direct-driven roll brush structure of vertical dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103371775A true CN103371775A (en) | 2013-10-30 |
Family
ID=49458069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101172966A Pending CN103371775A (en) | 2012-04-20 | 2012-04-20 | Main motor direct-driven roll brush structure of vertical dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103371775A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105411484A (en) * | 2015-12-10 | 2016-03-23 | 江苏美的清洁电器股份有限公司 | Clutch device of upright dust collector, and upright dust collector employing same |
| CN106037581A (en) * | 2015-04-01 | 2016-10-26 | 沃维克股份有限公司 | Cleaning device, particularly vacuum cleaner or header of vacuum cleaner |
| CN110367872A (en) * | 2015-08-28 | 2019-10-25 | 科沃斯机器人股份有限公司 | Scrubbing brush and its dust catcher |
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| CN2321378Y (en) * | 1998-01-04 | 1999-06-02 | 吉孚工业股份有限公司 | Clutch control mechanism for stirring brush of suction cleaner |
| CN1535645A (en) * | 2003-04-11 | 2004-10-13 | 乐金电子(天津)电器有限公司 | Sucking device for dust collector |
| US20090133213A1 (en) * | 2005-06-14 | 2009-05-28 | Massimiliano Pineschi | Hybrid vacuum cleaner nozzle |
| CN102113858A (en) * | 2011-02-24 | 2011-07-06 | 乐金电子(天津)电器有限公司 | Line winding device with automatic following function |
| CN202036153U (en) * | 2011-04-12 | 2011-11-16 | 苏州市宏伟电器有限公司 | Floor brush of dust collector |
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2012
- 2012-04-20 CN CN2012101172966A patent/CN103371775A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2321378Y (en) * | 1998-01-04 | 1999-06-02 | 吉孚工业股份有限公司 | Clutch control mechanism for stirring brush of suction cleaner |
| CN1535645A (en) * | 2003-04-11 | 2004-10-13 | 乐金电子(天津)电器有限公司 | Sucking device for dust collector |
| US20090133213A1 (en) * | 2005-06-14 | 2009-05-28 | Massimiliano Pineschi | Hybrid vacuum cleaner nozzle |
| CN102113858A (en) * | 2011-02-24 | 2011-07-06 | 乐金电子(天津)电器有限公司 | Line winding device with automatic following function |
| CN202036153U (en) * | 2011-04-12 | 2011-11-16 | 苏州市宏伟电器有限公司 | Floor brush of dust collector |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106037581A (en) * | 2015-04-01 | 2016-10-26 | 沃维克股份有限公司 | Cleaning device, particularly vacuum cleaner or header of vacuum cleaner |
| CN106037581B (en) * | 2015-04-01 | 2019-01-01 | 沃维克股份有限公司 | The attachment of cleaning equipment, particularly dust catcher or dust catcher |
| CN110367872A (en) * | 2015-08-28 | 2019-10-25 | 科沃斯机器人股份有限公司 | Scrubbing brush and its dust catcher |
| CN105411484A (en) * | 2015-12-10 | 2016-03-23 | 江苏美的清洁电器股份有限公司 | Clutch device of upright dust collector, and upright dust collector employing same |
| CN105411484B (en) * | 2015-12-10 | 2017-09-22 | 江苏美的清洁电器股份有限公司 | The arrangement of clutch of vertical type dust collector and the vertical type dust collector with it |
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| PB01 | Publication | ||
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Application publication date: 20131030 |