CN105395133A - Anti-winding structure of dust collector rolling brush - Google Patents
Anti-winding structure of dust collector rolling brush Download PDFInfo
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- CN105395133A CN105395133A CN201410459903.6A CN201410459903A CN105395133A CN 105395133 A CN105395133 A CN 105395133A CN 201410459903 A CN201410459903 A CN 201410459903A CN 105395133 A CN105395133 A CN 105395133A
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- winding board
- rolling brush
- tangle winding
- dust collector
- disturbance
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Abstract
The invention discloses an anti-winding structure of a dust collector rolling brush, and belongs to a dust collector structure with a dust looseness drive tool. The anti-winding structure comprises the rotating rolling brush arranged in a suction nozzle shell, and anti-winding plates. A plurality of brush strips are arranged in the circumferential direction of the rolling brush. An anti-winding plate installation groove is arranged between every two adjacent brush strips in the axial direction. The anti-winding plates are arranged in the anti-winding plate installation grooves in a clearance fit mode and swing relative to the rolling brush as a whole. Disturbance trigger protrusions making contact with the middles of the brush strips and the middles of the anti-winding plates are arranged on the inner wall of the suction nozzle shell in a protruding mode. The structure that the swing type anti-winding plates and the brush strips are distributed at intervals in the axial direction is adopted, the anti-winding plates can swing due to disturbance of the external world when the rolling brush rolls to sweep the ground, and then hair to be wound around the rolling brush can get loose and be released. At the same time, the brush strips can make contact with the ground to conduct sweeping. The existing dust sweeping effect is kept, the aim of not winding hair is achieved, and the service life of a rolling brush drive motor is prolonged.
Description
Technical field
The invention belongs to the structure of dust collector driving the loose instrument of dust, particularly relate to a kind of antiwind structure of dust collector rolling brush.
Background technology
Dust catcher is a kind of sanitation and hygiene electrical equipment, for removing the dust in ground, carpet, wall, furniture, clothing and various gap.In general, dust catcher mainly comprises aspirator and suction line, with motor with fan for the aspirator that dominant shape becomes is arranged in dust catcher body, suction line comprises suction nozzle, dust-collection rigid tube and hose, the air entry of the oriented under shed of suction nozzle, and communicated with the air inlet of dust catcher body inner blower by dust-collection rigid tube and hose.
During dust catcher running, the impeller High Rotation Speed of driven by motor fan, discharges the air of dust catcher inside, forms instantaneous vacuum in the inside of dust catcher, and forms a quite high Negative Pressure Difference between ambient atmosphere.Under the effect of this Negative Pressure Difference, the dust near suction nozzle is sucked in the dust bucket in dust catcher body by air entry together with air.Air containing dust is in the dust bucket of dust catcher body after filtration after dedusting, and pure air is discharged to dust catcher outside from gas outlet.Like this, the effect of dust out, cleaning floor is just reached.The suction rate of dust catcher is divided into multiple class operating control, adapts to the scope of operation of the different cleaning objects such as ground, bed surface, carpet, sofa, corner, to aspirate dust everywhere better.
According to the form class of dust catcher, vertical type dust collector, horizontal (pot type) dust catcher and portable dust collector etc. can be divided into.
Fig. 1 is prior art dust collector rolling brush mounting structure schematic diagram, as shown in Figure 1, dust catcher comprises, suction nozzle housing 5, be provided with suction nozzle mouth 1 along ground bottom suction nozzle housing 5, suction nozzle mouth 1 inside arranges detachable round brush 2, suction nozzle mouth 1 outer setting suction nozzle chassis 3, also be provided with a pair rear truckle 4 in the both sides, rear portion of suction nozzle housing 5 bottom, rear truckle 4 is convenient to the movable of dust suction work opportunity body.
The rotatable round brush 2 established in suction nozzle mouth 1, is formed with suction inlet in the side at round brush 2 rear.
Round brush 2 two ends are fixed on the inwall place of suction nozzle housing 5 by bearing.Round brush 2 side is also provided with driving member.The round brush drive motors 15 be fixed on suction nozzle chassis 3 drives round brush 2 to rotate, when round brush 2 rotates, bristle constantly with earth surface, loosen the dust in the scope of operation, by dust by suction nozzle mouth 1 and the suction inlet being arranged on round brush 2 side, in the dust bucket of final suction dust catcher.
But; there is following technical problem in the roller brushes structure of above-mentioned prior art: dust collector rolling brush 2 is when office operation; usually can hair or elongated fibers be wrapped on round brush 2; the round brush 2 being wound around hair not only affects the loosening operation of dust in the scope of operation significantly; and hair on round brush 2 very be not easy cleaning; What is more, the axle that hair or elongated fibers are wound into round brush 2 transmission side can have a strong impact on driving effect, also there is the risk of burning round brush drive motors 15.
Summary of the invention
The present invention is exactly to solve in prior art, round brush surface and drive-side shaft is easy to be wound around this problem of hair, and provides a kind of antiwind structure of dust collector rolling brush.
The present invention realizes according to following technical scheme:
A kind of antiwind structure of dust collector rolling brush, comprise the rotary rolling brush be arranged in suction nozzle housing, round brush circumferencial direction arranges multiple hairbrush bar, axially anti-tangle winding board mounting groove is provided with, in matched in clearance to anti-tangle winding board mounting groove and relatively the anti-tangle winding board of round brush Integral swinging between adjacent two hairbrush bars; Suction nozzle inner walls is projecting to be had and triggers projection with the disturbance contacted in the middle part of hairbrush bar, anti-tangle winding board.
Described anti-tangle winding board comprises the department of assembly with anti-tangle winding board mounting groove matched in clearance, is integrally formed and gives prominence to the tabular deformations of anti-tangle winding board mounting groove with department of assembly.
Produce after the tabular deformations of described anti-tangle winding board triggers projection contacts with disturbance in rotation process and swing.
Self disturbance is produced after the tabular deformations of described anti-tangle winding board triggers projection contacts with disturbance in rotation process.
Described anti-tangle winding board is the elastomeric material with elasticity and toughness.
Described disturbance triggers protruding in set square shape, and its dual-side forms concave arc limit, and its drift angle limit contacts with hairbrush bar and anti-tangle winding board.
Present invention employs the structure that swing anti-tangle winding board and hairbrush bar axially spaced-apart distribute, when round brush rolls cleaning ground, anti-tangle winding board swings due to the disturbance in the external world, thus makes the hair that will be wrapped on round brush obtain the release that gets loose.Meanwhile, hairbrush bar kiss the earth cleans, clean for ground dust cleaning.Both maintain the effect of original cleaning dust, reached again the object that hair is not wound around, and also can effectively raise the service life of round brush drive motors, extend the cleaning cycle of round brush.
Accompanying drawing explanation
Fig. 1 is prior art dust collector rolling brush mounting structure schematic diagram;
Fig. 2 be suction nozzle of the present invention overlook stravismus perspective view;
Fig. 3 is the backsight stravismus perspective view of suction nozzle of the present invention;
Fig. 4 be suction nozzle of the present invention look up structural representation;
Fig. 5 be suction nozzle of the present invention left TV structure schematic diagram;
Fig. 6 is the mounting structure schematic diagram of round brush of the present invention;
Fig. 7 be B-B face in Fig. 6 analyse and observe structural scheme of mechanism;
Fig. 8 is the drive mechanism schematic diagram of round brush of the present invention;
Fig. 9 is that the present invention looks up stravismus perspective view when not installing round brush.
Critical piece in figure:
1. suction nozzle mouth 2. round brush
3. suction nozzle chassis 4. rear truckle
5. suction nozzle housing 6. rotary connecting joint
7. exhaust outlet 8. disturbance triggers protruding
9. round brush connects tooth 10. round brush bearing
11. anti-tangle winding board mounting groove 12. sides are protruding
The anti-tangle winding board of 13. hairbrush bar 14.
14a. department of assembly 14b. deformations
15. round brush drive motors 16. motors connect tooth
17. Timing Belt 18. front truckles.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention will be described in detail.
Fig. 1 is prior art dust collector rolling brush mounting structure schematic diagram, as shown in Figure 1, dust catcher comprises suction nozzle housing 5, suction nozzle mouth 1 is provided with along ground bottom suction nozzle housing 5, suction nozzle mouth 1 inside arranges detachable round brush 2, suction nozzle mouth 1 outer setting suction nozzle chassis 3, is also provided with a pair rear truckle 4 in the both sides, rear portion of suction nozzle housing 5 bottom, and rear truckle 4 is convenient to the movable of dust suction work opportunity body.
The rotatable round brush 2 established in suction nozzle mouth 1, is formed with suction inlet in the side at round brush 2 rear.
Round brush 2 two ends are fixed on the inwall place of suction nozzle housing 5 by bearing.Round brush 2 side is also provided with driving member.The round brush drive motors 15 be fixed on suction nozzle chassis 3 drives round brush 2 to rotate, when round brush 2 rotates, bristle constantly with earth surface, loosen the dust in the scope of operation, dust be finally drawn in the dust bucket of dust catcher by suction nozzle mouth 1 and the suction inlet that is arranged on round brush 2 side.
Fig. 2 is that stravismus perspective view overlooked by dust catcher of the present invention; Fig. 3 is dust catcher backsight of the present invention stravismus perspective view, suction nozzle housing 5 rear portion arranges rotary connecting joint 6, the exhaust outlet 7 of rotary connecting joint 6 is connected with dust suction steel pipe, can in the process used, in certain angular range, suction nozzle housing 5 is rotated, thus conveniently the scope of operation of different situations is cleared up.
Fig. 4 be suction nozzle of the present invention look up structural representation; Fig. 5 be suction nozzle of the present invention left TV structure schematic diagram.As shown in the figure, a kind of antiwind structure of dust collector rolling brush, comprise suction nozzle housing 5, in the suction nozzle mouth 1 of suction nozzle housing 5 inside, rotary rolling brush 2 is set, suction nozzle mouth 1 outer setting is convenient to the suction nozzle chassis 3 of round brush 2 dismounting, a pair rear truckle 4 is also provided with in the both sides, rear portion of suction nozzle housing 5 bottom, described round brush 2 circumferencial direction arranges multiple hairbrush bar 13, axially be provided with anti-tangle winding board mounting groove 11 between adjacent two hairbrush bars 13, matched in clearance can relative round brush 2 Integral swinging to the anti-tangle winding board 14 in anti-tangle winding board mounting groove 11.Be provided with two anti-tangle winding board mounting grooves 11 between described adjacent two hairbrush bars 13, connected by arc surface between anti-tangle winding board mounting groove 11.
Described front lower ends face, suction nozzle chassis 3 is provided with coaxial front truckle 18.When above-mentioned front truckle 18 and rear truckle 4 are convenient to dust suction operation, suction nozzle housing 5 is movable, the movement that user can be more flexible.
The suction nozzle housing 5 inwall place on round brush 2 top vertically arranges the disturbance contacted with hairbrush bar 13 and anti-tangle winding board 14 and triggers protruding 8.Described disturbance triggers protruding 8 in set square shape, and its dual-side forms concave arc limit, and its drift angle limit contacts with hairbrush bar 13 and anti-tangle winding board 14.
Described disturbance triggers protruding 8 can be one-body molded with suction nozzle housing 5, also can with suction nozzle housing 5 partial installation.
Fig. 6 is the mounting structure schematic diagram of round brush of the present invention; Fig. 7 be B-B face in Fig. 6 analyse and observe structural scheme of mechanism.As shown in the figure, described anti-tangle winding board 14 comprises the department of assembly 14a with anti-tangle winding board mounting groove 11 matched in clearance, be integrally formed with department of assembly 14a and give prominence to the tabular deformations 14b of anti-tangle winding board mounting groove 11, described anti-tangle winding board mounting groove 11 through round brush 2 both ends of the surface, matched in clearance gives prominence to round brush 2 side to the tabular deformations 14b of the anti-tangle winding board 14 in anti-tangle winding board mounting groove 11, and can relative to anti-tangle winding board mounting groove 11 Integral swinging.Described anti-tangle winding board mounting groove 11 cross section is the circle forming opening with round brush 2 surface.The department of assembly 14a cross section of anti-tangle winding board 14 is circular, and this round diameter is less than the cross section of anti-tangle winding board mounting groove 11, is greater than the opening of anti-tangle winding board mounting groove 11.After anti-tangle winding board 14 is inserted into anti-tangle winding board mounting groove 11 from round brush 2 end face, in the process that round brush 2 rotates, anti-tangle winding board 14 can not depart from from anti-tangle winding board mounting groove 11.And can ensure that the tabular deformations 14b of anti-tangle winding board 14 and disturbance trigger in protruding 8 contact processes, tabular deformations 14b can produce and swing and self disturbance.
Anti-tangle winding board mounting groove 11 runs through the both ends of the surface of round brush 2, and the close end of anti-tangle winding board mounting groove 11 forms side projection 12 in opposite directions.The side projection 12 that described round brush 2 two ends are formed, in order to stop that the hair being cleaned or break away from is wound on the drive mechanism of round brush 2, hinders round brush 2 to operate.Be positioned in the middle part of anti-tangle winding board 14 because disturbance triggers protruding 8 with the contact of anti-tangle winding board 14, side protruding 12 is the tangential force that anti-tangle winding board 14 provides the left and right sides, adds the frequency of anti-tangle self disturbance of winding board 14.Side protruding 12 and the gradient of anti-tangle winding board 14 contact surface also can limit the full swing angle of anti-tangle winding board 14.
The department of assembly 14a of described anti-tangle winding board 14 and anti-tangle winding board mounting groove 11 matched in clearance, be integrally formed with department of assembly 14a and give prominence to anti-tangle winding board mounting groove 11 tabular deformations 14b can relative round brush 2 swing.Described hairbrush bar 13 is the T-shaped hairbrush bar axially running through round brush 2 two ends.
Described round brush 2 two ends are provided with the round brush bearing 10 fixed with suction nozzle mouth 1 inside, wherein side round brush bearing 10 with round brush be also set between round brush 2 be connected tooth 9.
Hairbrush bar 13 in the present invention is used for cleaning ground dust, and hairbrush bar 13 touches with ground in the process of rotating, and the contact degree of depth is about 1mm.
The tabular deformations 14b of anti-tangle winding board 14 can swing in certain angular range, makes to be about to the hair be wrapped on round brush and departs from.Anti-tangle winding board 14 does not contact with ground in rotation process, and the distance between anti-tangle winding board 14 and ground is 1mm.
Described anti-tangle winding board 14 comprises matched in clearance to the department of assembly 14a in anti-tangle winding board the mounting groove 11 and tabular deformations 14b giving prominence to anti-tangle winding board mounting groove 11.Described anti-tangle winding board mounting groove 11 and the department of assembly 14a matched in clearance of anti-tangle winding board 14.Department of assembly 14a, the tabular deformations 14b of described anti-tangle winding board 14 are one-body molded, and tabular deformations 14b gives prominence to formation along the circle out shape of department of assembly 14a.
Described anti-tangle winding board 14 is the elastomeric materials with elasticity and toughness.Anti-tangle winding board 14 can meet to trigger with disturbance protruding 8 contact after, can either Integral swinging be produced, also can cause self disturbance, thus break away from or free the hair fiber of winding.The elasticity that anti-tangle winding board 14 has and toughness can reduce the friction that self and disturbance trigger protruding 8, extend service life, and ensure the Integral swinging of anti-tangle winding board 14.
Described anti-tangle winding board 14 tabular deformations 14b can before and after there is elastic deformation thus self disturbance occur, and possess certain toughness due to rubber, therefore do not need the protruding rib forming supplemental support on anti-tangle winding board 14 again.
Disturbance triggers protruding 8 and is vertically set on suction nozzle housing 5 inner walls place, when round brush 2 rotates, round brush 2 is with electric brush bar 13, anti-tangle winding board 14 rotates, due to the effect of centrifugal force, hairbrush bar 13, anti-tangle winding board 14 are just along with round brush 2 moves, and when hairbrush bar 13, anti-tangle winding board 14 turn to minimum point, hairbrush bar 13 and earth surface complete cleaning work, anti-tangle winding board 14 not with earth surface, still along with round brush 2 rotates.The disturbance turned to successively on suction nozzle housing 5 when hairbrush bar 13, anti-tangle winding board 14 triggers protruding 8 positions, and the drift angle limit that disturbance triggers projection 8 contacts with the hairbrush bar 13 in rotation process, anti-tangle winding board 14 gradually.The drift angle limit of triggering protruding 8 along with anti-tangle winding board 14 and disturbance contacts gradually, anti-tangle winding board 14 is made to produce swing relative to round brush 2, and reach maximum pendulum angle gradually, then disturbance triggering protruding 8 departs from hairbrush bar 13, anti-tangle winding board 14 successively, trigger the effect of the tangential force that protruding 8 provide in disturbance under, self can there is deformation in hairbrush bar 13, anti-tangle winding board 14.Thus the hair fiber be wrapped on round brush 2 surface is loosened, by suction nozzle mouth 1, hair fiber is drawn in the dust bucket of dust catcher.
The deformations 14b of anti-tangle winding board 14 swings relative to mounting groove 11, in addition the department of assembly 14a matched in clearance of anti-tangle winding board mounting groove 11 and anti-tangle winding board 14, thus increase the amplitude of oscillation of anti-tangle winding board 14 Integral swinging, above-mentioned deformation and swing and make to be wrapped in hair on round brush or fiber and free with round brush 2 and be separated.
Round brush 2 end face arranges axial limiting backplate, limits the axial location of the hairbrush bar 13 be embedded in round brush 2, anti-tangle winding board 14.
The department of assembly 14a of anti-tangle winding board 14 circular in anti-tangle winding board mounting groove 11 is equivalent to a roller bearing and rolls left and right in same circular mounting groove, thus drive with the department of assembly 14a of anti-tangle winding board 14 radially outward the outstanding tabular deformations 14b formed swing.
Fig. 8 is the drive mechanism schematic diagram of round brush of the present invention, and the outer flank of tooth that described round brush connects tooth 9 engages with Timing Belt 17.
Described anti-tangle winding board mounting groove 11 through round brush 2 both ends of the surface, matched in clearance can trigger the effect lower swing of protruding 8 to the anti-tangle winding board 14 in anti-tangle winding board mounting groove 11 in disturbance.Described Timing Belt 17 is driven by the round brush drive motors 15 be fixed on suction nozzle chassis 3.Described Timing Belt 17 is one side cingulum.
Fig. 9 is that the present invention looks up stravismus perspective view when not installing round brush, the antiwind structure of described dust collector rolling brush, projecting at least 2 of its suction nozzle housing 5 inwall keeps the disturbance of certain distance to trigger protruding 8, after guaranteeing that anti-tangle winding board 14 is touched, anti-tangle winding board 14 Integral swinging.Described disturbance triggers protruding 8 and is arranged on opposite position in the middle part of suction nozzle housing 5 inwall place and round brush 2.
The plane that described disturbance triggers protruding 8 respectively with suction nozzle housing 5 inwall and round brush 2 long axis normal, guarantee that disturbance triggers protruding 8 shake-up effects to anti-tangle winding board 14.
Described disturbance triggers protruding 8 in set square shape, and its dual-side forms concave arc limit, and its drift angle limit contacts with hairbrush bar 13 and anti-tangle winding board 14.Disturbance triggers after projection 8 contacts with anti-tangle winding board 14 and anti-tangle winding board 14 can be made to reach maximum pendulum angle gradually.And the stability that improve in contact process.
Present invention employs the structure that new swing anti-tangle winding board and hairbrush bar axially spaced-apart distribute, when round brush rolls cleaning ground, anti-tangle winding board can swing due to the disturbance in the external world, thus the hair that will be wrapped on round brush is discharged.Meanwhile, hairbrush bar can clean by kiss the earth, clean for ground dust cleaning.Both maintain the effect of original cleaning dust, reached again the object that hair is not wound around, and also can effectively raise the service life of round brush drive motors, extend the cleaning cycle of round brush.
Claims (9)
1. the antiwind structure of a dust collector rolling brush, comprise the rotary rolling brush (2) be arranged in suction nozzle housing (5), round brush (2) circumferencial direction arranges multiple hairbrush bar (13), it is characterized in that: between adjacent two hairbrush bars (13), be axially provided with anti-tangle winding board mounting groove (11), in matched in clearance to anti-tangle winding board mounting groove (11) and the anti-tangle winding board (14) of relative round brush (2) Integral swinging; Suction nozzle housing (5) inwall is projecting has the disturbance contacted with hairbrush bar (13), anti-tangle winding board (14) middle part to trigger protruding (8).
2. the antiwind structure of dust collector rolling brush according to claim 1, it is characterized in that: described anti-tangle winding board (14) comprises the department of assembly (14a) with anti-tangle winding board mounting groove (11) matched in clearance, be integrally formed with department of assembly (14a) and give prominence to the tabular deformations (14b) of anti-tangle winding board mounting groove (11).
3. the antiwind structure of dust collector rolling brush according to claim 1, is characterized in that: the tabular deformations (14b) of described anti-tangle winding board (14) triggers with disturbance after protruding (8) contact and produces swing in rotation process.
4. the antiwind structure of dust collector rolling brush according to claim 1, is characterized in that: the tabular deformations (14b) of described anti-tangle winding board (14) triggers with disturbance after protruding (8) contact and produces self disturbance in rotation process.
5. the antiwind structure of dust collector rolling brush according to claim 4, is characterized in that: described anti-tangle winding board (14) is the elastomeric material with elasticity and toughness.
6. the antiwind structure of dust collector rolling brush according to claim 1, is characterized in that: described disturbance triggers protruding (8) in set square shape, and its dual-side forms concave arc limit, and its drift angle limit contacts with hairbrush bar (13) and anti-tangle winding board (14).
7. the antiwind structure of the dust collector rolling brush according to claim 1 or 6, is characterized in that: the plane that disturbance triggers protruding (8) respectively with suction nozzle housing (5) inwall and round brush (2) long axis normal.
8. the antiwind structure of dust collector rolling brush according to claim 1, is characterized in that: projecting at least 2 of suction nozzle housing (5) inwall keeps the disturbance of certain distance to trigger protruding (8).
9. the antiwind structure of dust collector rolling brush according to claim 1, is characterized in that: anti-tangle winding board mounting groove (11) edge at round brush (2) two ends is formed with side projection (12) in opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410459903.6A CN105395133A (en) | 2014-09-11 | 2014-09-11 | Anti-winding structure of dust collector rolling brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410459903.6A CN105395133A (en) | 2014-09-11 | 2014-09-11 | Anti-winding structure of dust collector rolling brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105395133A true CN105395133A (en) | 2016-03-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410459903.6A Pending CN105395133A (en) | 2014-09-11 | 2014-09-11 | Anti-winding structure of dust collector rolling brush |
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| CN (1) | CN105395133A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106889953A (en) * | 2017-05-03 | 2017-06-27 | 深圳市银星智能科技股份有限公司 | Cleaning equipment |
| CN107028561A (en) * | 2017-05-03 | 2017-08-11 | 深圳市银星智能科技股份有限公司 | Cleaning equipment |
| CN108158520A (en) * | 2018-02-11 | 2018-06-15 | 东莞优乐家智能家电有限公司 | A kind of automatic hair removal mechanism of round brush |
| CN109199228A (en) * | 2017-07-07 | 2019-01-15 | 添可电器有限公司 | Floor brush of dust collector and its dust catcher |
| CN111655106A (en) * | 2018-01-25 | 2020-09-11 | 卡尔·弗罗伊登伯格公司 | Rotatable cleaning roller and cleaning device with the same |
| CN112773277A (en) * | 2019-11-07 | 2021-05-11 | 深圳市优品家居科技有限公司 | Cleaning tool with efficient integrated composite function, cleaning method and cleaning all-in-one machine |
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2014
- 2014-09-11 CN CN201410459903.6A patent/CN105395133A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106889953A (en) * | 2017-05-03 | 2017-06-27 | 深圳市银星智能科技股份有限公司 | Cleaning equipment |
| CN107028561A (en) * | 2017-05-03 | 2017-08-11 | 深圳市银星智能科技股份有限公司 | Cleaning equipment |
| CN107028561B (en) * | 2017-05-03 | 2022-08-23 | 深圳银星智能集团股份有限公司 | Cleaning device |
| CN109199228A (en) * | 2017-07-07 | 2019-01-15 | 添可电器有限公司 | Floor brush of dust collector and its dust catcher |
| US11826009B2 (en) | 2017-12-12 | 2023-11-28 | Dyson Technology Limited | Cleaner head for a vacuum cleaner |
| CN111655106A (en) * | 2018-01-25 | 2020-09-11 | 卡尔·弗罗伊登伯格公司 | Rotatable cleaning roller and cleaning device with the same |
| CN108158520A (en) * | 2018-02-11 | 2018-06-15 | 东莞优乐家智能家电有限公司 | A kind of automatic hair removal mechanism of round brush |
| CN108158520B (en) * | 2018-02-11 | 2023-10-03 | 东莞优乐家智能家电有限公司 | Automatic hair removing mechanism of rolling brush |
| CN112773277A (en) * | 2019-11-07 | 2021-05-11 | 深圳市优品家居科技有限公司 | Cleaning tool with efficient integrated composite function, cleaning method and cleaning all-in-one machine |
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Effective date of registration: 20160516 Address after: 210014 Yongfeng Road, Qinhuai District, Jiangsu, No. 28, No. Applicant after: Nanjing LG Panda Appliances Co., Ltd. Address before: 300402 Tianjin city Beichen District Xingdian Road Applicant before: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160316 |
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| WD01 | Invention patent application deemed withdrawn after publication |