CN101874721A - Winding proof dust collector brush head - Google Patents

Winding proof dust collector brush head Download PDF

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Publication number
CN101874721A
CN101874721A CN2009100686462A CN200910068646A CN101874721A CN 101874721 A CN101874721 A CN 101874721A CN 2009100686462 A CN2009100686462 A CN 2009100686462A CN 200910068646 A CN200910068646 A CN 200910068646A CN 101874721 A CN101874721 A CN 101874721A
Authority
CN
China
Prior art keywords
impeller
dust collector
brush head
blade
dust
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2009100686462A
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Chinese (zh)
Inventor
索永旺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Tianjin Appliances Co Ltd
Original Assignee
LG Electronics Tianjin Appliances Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Tianjin Appliances Co Ltd filed Critical LG Electronics Tianjin Appliances Co Ltd
Priority to CN2009100686462A priority Critical patent/CN101874721A/en
Publication of CN101874721A publication Critical patent/CN101874721A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a winding proof dust collector brush head which comprises a bottom shell, an upper cover, a roller brush and an impeller. The dust collector brush head is formed by mutually combining the bottom shell and the upper cover, wherein a main air suction port is formed below the bottom shell, and the upper cover is provided with an auxiliary suction port; the top part of the upper cover protrudes out of the interior of the upper cover to form a larger dust collection space, and the center of the upper cover is provided with an extension connecting pipe of a dust collection pipe, which is communicated into the shell; the impeller is arranged on a driving shaft in front of the connecting pipe and driven to rotate by wind power or a motor; a belt pulley is also arranged on the driving shaft; a suction nozzle and the roller brush are arranged on the bottom surface of the bottom shell; a blade on the impeller is embedded on the peripheral surface of a rotor; and blade shades are arranged at both sides of the blade and do not refer to the rotation of the impeller. The dust collector brush head has the advantages that the lower half circumference of the impeller is sealed, and garbage easy to wind enters a main dust collection body of the dust collector through a suction channel below the impeller, thus an air flow passage is smoother so as to effectively avoid the phenomenon that the garbage winds the impeller.

Description

Antiwind brush head of dust collector
Technical field
The present invention relates to a kind of dust catcher; Particularly relate to a kind of brush head of dust collector that can effectively avoid impeller to twine.
Background technology
Usually, vacuum cleaner is to utilize vacuum to produce suction to suck air, makes air flow through various filters, airborne foreign matter is filtered the device in the cleaning chamber.
In general, vacuum cleaner mainly comprises aspirator and suction line, with motor and blower fan is that the aspirator that dominant shape becomes is arranged in the body, suction line comprises suction nozzle and air intake duct, and the air entry of the oriented under shed of suction nozzle and telescoping tube and flexible pipe by air intake duct communicate with the air inlet of body inner blower.During the dust catcher running, the impeller of motor drives blower fan rotates at a high speed, and the air in the dust catcher is discharged, and forms instantaneous vacuum in 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 body by air entry together with air.The air that contains dust after filtering, flows back to the dust catcher outside from air outlet again in the body dust bucket.Like this, just reach the effect of dust out, clean floor.The suction rate of vacuum cleaner is divided into a plurality of class of operating control, adapts to the scope of operation of different cleaning objects such as ground, bed surface, sofa, corner, so that aspirate dust everywhere better.
Press the use and the moving method of vacuum cleaner, can be divided into horizontally, vertical, portable etc., little foreign matters such as dust clean: ground such as vertical easy cleaning woollen blanket with comparalive ease in the wherein horizontal family that is mainly used in; The portable narrow positions such as step, desktop of easily cleaning.
In addition, vacuum cleaner can be divided into filer element type, cyclone type to the mode that foreign matters such as dust, hair filter by it.Wherein filer element type makes the air that contains foreign matter flow through a kind of dry goods dust bag, foreign matter filtered to change dust bag periodically, and cyclone type makes the suction air generation swirling flow that contains foreign matter, fall the bottom surface with sucking the deadweight effect tenesmus of airborne foreign matter in rotary course, do not need dust bag, its use amount just constantly rises.
Dust catcher is for adapting to the cleaning in different cleaning face or corner, and common brush head of dust collector can have difformity and purposes, as tapered suction nozzle, and selective uses such as the brush head of dust collector of rectangle.
It is integrally formed that common dust catcher conical shell connects adapter, the conical shell Duanxi inkstone is provided with suction nozzle, its inside is formed with air intake duct, make its inside be formed with bigger dust suction space, and in a side and the logical sweep-up pipe adapter of air intake trough rim, during use, dust sucting motor work behind the importing electric current, dust on the cleaning face enters in the suction head of suction cleaner through the suction nozzle of conical shell end face, and through air intake duct, sweep-up pipe adapter, hose, the device of passing by on one's way enter the dust collecting part of gathering suction.
Fig. 1 is the structural representation of the brush head of dust collector of prior art.As shown in Figure 1, brush head of dust collector is by rectangle drain pan 1, impeller 2, round brush 3 and loam cake 4, brush head of dust collector is mutually combined by drain pan 1 and loam cake 5 and forms, the below of described drain pan is formed with air master suction inlet, described loam cake 4 is formed with auxilliary suction inlet 8, the area of its auxilliary suction inlet 8 is about 10mm, loam cake 4 tops are outstanding, make its bigger dust suction space of inner formation, and in central authorities be provided with shell in the expansion sweep-up pipe that is communicated with take over 5, described impeller 2 is installed on the driving shaft 6, is arranged on to take over the place ahead of 6 and make its rotation by wind-force or motor, on the described driving shaft 6 belt pulley 7 is installed also, described suction nozzle and round brush 3 are arranged on the bottom surface of drain pan 1.Its operation principle is: after the dust catcher energising, the suction that motor of dust collector produces makes wheel rotation, impeller drives driving shaft and driving belt rotates, belt pulley drives round brush and rotates, dust is in the suction hole inspiration brush head of dust collector of brush bottom, flow into annular seal space through radial hole, discharge by steam vent again.The dust of discharging enters cleaner dust-collection portion by impeller suction pipe joint, sweep-up pipe, hose, and auxilliary suction inlet is for guaranteeing that air quantity is enough big, and moment of torsion enough designs by force.But there is following shortcoming in the brush head of dust collector of this structure: can enter by pipe through impeller after dust, hair, toilet paper etc. enter from suction inlet, finally enter the cleaner dust-collection main body, hair, toilet paper are wrapped on the impeller easily, cause the obstruction of runner, impeller can stop operating when serious, and the cleaning difficulty.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, provides a kind of rubbish of avoiding to be wrapped in brush head of dust collector on the impeller.
The technical solution adopted in the present invention is: antiwind brush head of dust collector comprises: drain pan, loam cake, round brush and impeller; Brush head of dust collector is mutually combined by drain pan and loam cake and forms, the below of described drain pan is formed with air master suction inlet, described loam cake is formed with auxilliary suction inlet, last tops is outstanding, makes it innerly form bigger dust suction space, and in central authorities be provided with shell in the expansion sweep-up pipe that is communicated with take over, described impeller is installed on the driving shaft, the place ahead that is arranged on adapter makes its rotation by wind-force or motor, and belt pulley also is installed on the described driving shaft, and described suction nozzle and round brush are arranged on the bottom surface of drain pan; Described impeller comprises rotor and blade; Described blade embeds on the side face of rotor, is provided with the blade shield in the both sides of described blade, and described blade shield does not participate in the rotation of impeller; Between two blade shields, be formed with can the described impeller of shield bottom surface plate washer.
Described plate washer covers 1/2 or 2/3 of impeller side face.
Described blade shield and plate washer are integrally formed.
The area of described auxilliary suction inlet is 30 to 50mm 2
Described bottom to dust catcher through main suction inlet, plate washer is taken over and is formed first flow; The top of described auxilliary suction inlet, plate washer is taken over to dust catcher and is formed with second runner.
The invention has the beneficial effects as follows: because the lower half of impeller is sealed, easily the rubbish that twines can enter in the cleaner dust-collection main body through the suction passage of impeller below, and air flow circuit is more smooth and easy, thereby has effectively avoided the phenomenon of rubbish winding impeller to occur.
Description of drawings
Fig. 1 is a vacuum cleaner bottom schematic perspective view in the prior art;
Fig. 2 is a dust collector upper cover schematic perspective view in the prior art;
Fig. 3 is a vacuum cleaner bottom schematic perspective view of the present invention;
Fig. 4 is a dust collector upper cover schematic perspective view of the present invention.
Among the figure:
10. drain pan 20. loam cakes 30. round brush 40. impellers
50. take over 60. driving shafts, 70. belt pulleys, 80. plate washers
The specific embodiment
Below in conjunction with the drawings and specific embodiments brush head of dust collector of the present invention is described in further detail:
As shown in the figure, the brush head of dust collector that the present invention is antiwind comprises: drain pan 10, loam cake 20, round brush 30 and impeller 40; Brush head of dust collector is mutually combined by drain pan 10 and loam cake 20 and forms, and the below of described drain pan is formed with air master suction inlet, and described loam cake 20 is formed with auxilliary suction inlet 21, and the area of described auxilliary suction inlet 21 is 30 to 50mm 2Loam cake 20 tops are outstanding, make its bigger dust suction space of inner formation, and in central authorities be provided with shell in the expansion sweep-up pipe that is communicated with take over 50, described impeller 40 is installed on the driving shaft 60, the place ahead that is arranged on adapter 50 makes its rotation by wind-force or motor, on the described driving shaft 60 belt pulley 70 is installed also, described suction nozzle and round brush 30 are arranged on the bottom surface of drain pan 10, form first stream of dust catcher; Described auxilliary suction inlet 21 inhaled airs form second stream, and second stream is clean air, and all dusts enter dust collect plant by first stream, and described impeller comprises rotor and blade 41; Described blade 41 embeds on the side face of rotors, is provided with blade shield 81 in the both sides of described blade 41, and described blade shield 81 is integrally formed with plate washer 80, and described blade shield 81 is not with reference to the rotation of impeller; Between two blade shields 81, be formed with can the described impeller of shield 40 bottom surfaces plate washer 80.Described plate washer 80 covers 1/2 or 2/3 of impeller 40 side faces.
The operation principle of brush head of dust collector is: during use, and the dust sucting motor work behind the importing electric current, the suction nozzle of the dust on the cleaning face through the drain pan bottom surface enters in the brush head of dust collector, enters the dust collecting part of gathering inhalation (inhalatio) through sweep-up pipe adapter, hose, filter.The auxilliary suction inlet of loam cake has increased by 2 to 3 times than auxilliary suction inlet of the prior art, makes amount of air drawn big, and moment of torsion strengthens, and makes air flow circuit more smooth and easy, is beneficial to the dust suction operation.Simultaneously, because the lower half of impeller is sealed, easily the rubbish that twines can enter in the cleaner dust-collection main body through the suction passage of impeller below, thereby has effectively avoided the phenomenon of rubbish winding impeller to occur.

Claims (5)

1. an antiwind brush head of dust collector comprises: drain pan (10), loam cake (20), round brush (30) and impeller (40); Brush head of dust collector is mutually combined by drain pan (10) and loam cake (20) and forms, the below of described drain pan is formed with air master suction inlet, described loam cake (20) is formed with auxilliary suction inlet (21), last tops is outstanding, make its bigger dust suction space of inner formation, and in central authorities be provided with shell in the expansion sweep-up pipe that is communicated with take over (50), described impeller (40) is installed on the driving shaft (60), the place ahead that is arranged on adapter (50) makes its rotation by wind-force or motor, belt pulley (70) also is installed on the described driving shaft (60), and described suction nozzle and round brush (30) are arranged on the bottom surface of drain pan (10); It is characterized in that: described impeller comprises rotor and blade (41); Described blade (41) embeds on the side face of rotor, is provided with blade shield (81) in the both sides of described blade (41), and described blade shield (81) does not participate in the rotation of impeller; Between two blade shields (81), be formed with can the described impeller of shield (40) bottom surface plate washer (80).
2. antiwind brush head of dust collector according to claim 1 is characterized in that: described plate washer (80) covers 1/2 or 2/3 of impeller (40) side face.
3. antiwind brush head of dust collector according to claim 1 is characterized in that: described blade shield (81) is integrally formed with plate washer (80).
4. antiwind brush head of dust collector according to claim 1 is characterized in that: the area of described auxilliary suction inlet (21) is 30 to 50mm 2
5. antiwind brush head of dust collector according to claim 1 is characterized in that: described bottom to dust catcher through main suction inlet, plate washer is taken over and is formed first flow; The top of described auxilliary suction inlet, plate washer is taken over to dust catcher and is formed with second runner.
CN2009100686462A 2009-04-28 2009-04-28 Winding proof dust collector brush head Pending CN101874721A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100686462A CN101874721A (en) 2009-04-28 2009-04-28 Winding proof dust collector brush head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100686462A CN101874721A (en) 2009-04-28 2009-04-28 Winding proof dust collector brush head

Publications (1)

Publication Number Publication Date
CN101874721A true CN101874721A (en) 2010-11-03

Family

ID=43017481

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009100686462A Pending CN101874721A (en) 2009-04-28 2009-04-28 Winding proof dust collector brush head

Country Status (1)

Country Link
CN (1) CN101874721A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104825097A (en) * 2015-05-27 2015-08-12 江苏美的春花电器股份有限公司 Land brush for dust collector and dust collector with same
CN108209771A (en) * 2016-12-15 2018-06-29 美国iRobot公司 For the clearer of clean robot
US11284769B2 (en) 2016-12-15 2022-03-29 Irobot Corporation Cleaning roller for cleaning robots

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104825097A (en) * 2015-05-27 2015-08-12 江苏美的春花电器股份有限公司 Land brush for dust collector and dust collector with same
CN108209771A (en) * 2016-12-15 2018-06-29 美国iRobot公司 For the clearer of clean robot
CN108209771B (en) * 2016-12-15 2021-05-25 美国iRobot公司 Cleaning roller for cleaning robot
US11284769B2 (en) 2016-12-15 2022-03-29 Irobot Corporation Cleaning roller for cleaning robots

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Application publication date: 20101103