CN101090660A - Electric cleaner and suction mouth body - Google Patents

Electric cleaner and suction mouth body Download PDF

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Publication number
CN101090660A
CN101090660A CNA2006800016395A CN200680001639A CN101090660A CN 101090660 A CN101090660 A CN 101090660A CN A2006800016395 A CNA2006800016395 A CN A2006800016395A CN 200680001639 A CN200680001639 A CN 200680001639A CN 101090660 A CN101090660 A CN 101090660A
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CN
China
Prior art keywords
chamber
rotary cleaning
cleaning body
suction
air
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.)
Granted
Application number
CNA2006800016395A
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Chinese (zh)
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CN100577079C (en
Inventor
高井保志
森下笃至
市野雄之
杉山善崇
渡边满
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Toshiba Lifestyle Products and Services Corp
Original Assignee
Toshiba TEC Corp
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Publication date
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Publication of CN101090660A publication Critical patent/CN101090660A/en
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Publication of CN100577079C publication Critical patent/CN100577079C/en
Expired - Fee Related legal-status Critical Current
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • A47L9/0405Driving means for the brushes or agitators
    • A47L9/0416Driving means for the brushes or agitators driven by fluid pressure, e.g. by means of an air turbine
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • A47L9/0461Dust-loosening tools, e.g. agitators, brushes
    • A47L9/0466Rotating tools
    • A47L9/0477Rolls

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

A floor brush for an electric cleaner, in which cleaning performance by a rotating cleaning body is improved while costs of the floor brush is suppressed. When a lower end section of a front cover (18) comes in contact with an obstruction and is rotated backward, a rear face of the front cover (18) comes into contact with a rotating brush (21) and simultaneously the lower end section approaches a floor surface (F). This causes an opening (38) to be narrower, increasing a load in a rotating cleaning body chamber (22) to reduce suction from the rotating cleaning body chamber (22) side. As a result, the volume of suction air from a suction mouth is relatively increased to increase rotational force of an air turbine (27a). As a consequence, in correspondence with an increase in a load applied to the rotating brush (21), rotational force of the rotating brush (21) can be increased without using, for example, a motor, so that sufficient cleaning performance by the rotating brush (21) can be obtained while costs of the brush are suppressed.

Description

Electric dust collector and section port body thereof
Technical field
The present invention relates to possess the electric dust collector and the section port body thereof of drive division, this drive division has by from the just rotatable fan of the air-breathing wind of air entry.
Background technology
Up to now, as the floor cleaner brush that uses in electric dust collector, known have a following structure: by the air-breathing wind that sucks from air entry, make flat air turbine rotation, make the rotating brush rotation by this rotation.This floor cleaner brush possesses the housing of growing crosswise that has air entry at upside.On this housing, in the division formation rotary cleaning body chamber that holds rotating brush, front side, possess the suction chamber of suction inlet and the rear of rotary cleaning body chamber forms communicatively in the bottom, and, mark off the drive chamber that holds air turbine and be communicated with at the rear of rotary cleaning body chamber upside and (for example, refer to Patent Document 1 with air entry.)。
Patent documentation 1: Japanese kokai publication hei 9-248260 number (the 3rd page, Fig. 1).
, during dust on the floor at cleaning barrier place, preferably make the floor of rotating brush, be rotated more at high speed near the barrier place.
But, in floor cleaner brush as described above, for example when the floor that cleaning barrier etc. is located, if make the front side butt barrier of floor cleaner brush, then the brush portion of rotating brush can not be near the floor at above-mentioned barrier place, in addition, because the suction from the housing front side to suction inlet does not change, therefore, the revolving force of rotating brush can not increase, and exists this problem that can not easily clear away fully the barrier place.
In addition, also can consider to utilize motor that rotating brush is rotated and guarantee the revolving force of rotating brush, but in this case, floor cleaner brush has also correspondingly improved cost because motor is set.
Summary of the invention
The present invention finishes in view of these problems, and its purpose is to provide the electric dust collector and the section port body thereof that not only can suppress cost but also can improve the cleaning performance of rotary cleaning body.
Housing of the present invention has: with the opposed suction inlet of quilt cleaning face; Be positioned at than the air entry of this suction inlet by upside; Have by from the just drive division of rotatable fan of the air-breathing wind of this air entry; And the rotary cleaning body that is driven by this drive division, described housing has: the rotary cleaning body chamber, and it has peristome with the opposed bottom of quilt cleaning face, and has described rotary cleaning body on this peristome; Suction chamber, it is communicated with described suction inlet; Drive chamber, it holds described drive division; Access, it is communicated with described rotary cleaning body chamber and described suction chamber in the bottom; And protecgulum, its front surface than described rotary cleaning body chamber is forwards outstanding, and covers the front portion of described peristome, and the bottom of this protecgulum can rearward be moved, the described rotary cleaning body of butt when described protecgulum moves in the bottom, and approaching by cleaning face.
In addition, the present invention is such structure: protecgulum is to by butt thing butt the time, and rearward move and the butt rotary cleaning body bottom, and is formed the roughly space of sealing by described by abutting part and rotary cleaning body chamber.
According to the present invention, butt rotary cleaning body when the bottom of protecgulum is rearward mobile, and the bottom of protecgulum is approaching by cleaning face, thereby because peristome narrows down, the load of rotary cleaning body chamber increases, air-breathing air quantity from air entry increases relatively, the revolving force of fan increases, therefore, increase corresponding with the load that imposes on rotary cleaning body, for example do not use motor etc. just can increase the revolving force of rotary cleaning body, not only can suppress cost but also can guarantee the cleaning performance of rotary cleaning body.
In addition, according to the present invention, when the bottom of protecgulum is rearward mobile, by being formed the roughly space of sealing by abutting part and rotary cleaning body chamber, thereby since the load of rotary cleaning body chamber increase, air-breathing air quantity from air entry increases relatively, the revolving force of fan increases, and therefore, increases corresponding with the load that imposes on rotary cleaning body, for example do not use motor etc. just can increase the revolving force of rotary cleaning body, not only can suppress cost but also can guarantee the cleaning performance of rotary cleaning body.
Description of drawings
Fig. 1 is the profilograph of the section port body of expression an embodiment of the invention.
Fig. 2 is the profilograph of mobile status of the front side cap of this section port body of expression.
Fig. 3 is the vertical view that biopsy cavity marker devices is represented this section port body.
Fig. 4 is the upward view of this section port body of expression.
Fig. 5 is the stereogram that expression has the electric dust collector of this section port body.
Symbol description
1: main body of dust collector
2: electric blower
9: as the floor cleaner brush of section port body
11: housing
18: protecgulum
21: as the rotating brush of rotary cleaning body
22: the rotary cleaning body chamber
24: suction inlet
25: suction chamber
27: drive division
27a: as the air turbine of fan
28: drive chamber
38: peristome
62: access
79: air entry
F: as the floor of quilt cleaning face
O: as by the barrier of butt thing
The specific embodiment
Below, referring to figs. 1 to Fig. 5 the structure of the electric dust collector of an embodiment of the invention is described.
In Fig. 5, the 1st, main body of dust collector, this main body of dust collector 1 utilize detachable not shown dust bag (park), and the dust that the air-breathing wind that produces with the driving that is contained in inner electric blower 2 is sucked carries out control of dust.
In addition, on this main body of dust collector 1, offer main body suction inlet 3 from the external suction air.On this main body suction inlet 3, connecting and have flexible and flexible elongated hose body 4 roughly cylindraceous.At the front end of this hose body 4, be provided with the portable operating portion 5 that to select pattern of electric blower 2 etc.On this portable operating portion 5, be made for the grip part 6 that the industry personnel grip when being provided with towards base end side is outstanding, and be provided with a plurality of setting buttons 7 that the electric blower 2 in the main body of dust collector 1 etc. are set at multiple drive modes in cleaning.
And then, at the front end of this portable operating portion 5, be connected with telescopic elongated prolongation pipe 8 roughly cylindraceous dismantledly.In addition, be communicated with the floor cleaner brush 9 that is connected with as section port body dismantledly at the front end of this prolongation pipe 8, this floor cleaner brush 9 for example is placed on the carpet of indoor floor face etc., is used to suck the dust on this carpet.
And then as Fig. 3 and shown in Figure 5, floor cleaner brush 9 has: the housing 11 of growing crosswise; Tube connector portion 12, its pivotal support at the rear portion of this housing 11 and relative to this housing 11 can along circumferentially and above-below direction rotate, be connected in prolongation as the downstream of end thereafter and manage 8.That is floor cleaner brush 9 is connected to the suction side of electric blower 2 by prolonging pipe 8, hose body 4 and main body suction inlet 3.
As shown in Figure 3 and Figure 4, housing 11 has: the lower cover 15 that upside opens wide; Seal the loam cake 16 of these lower cover 15 upsides; Be installed in the middle cover 17 that respectively covers between 15,16; Be arranged at the protecgulum 18 of the front side of loam cake 16; And bolster 19, it is clamped in and respectively covers between 15,16, and the both sides that spread all over housing 11 from the both sides of protecgulum 18 dispose continuously.
And then, in housing 11, by lower cover 15, loam cake 16, middle cover 17 and protecgulum 18, in front end division formation rotary cleaning body chamber 22, this rotary cleaning body chamber 22 will rotatably be contained in as the rotating brush 21 of rotary cleaning body and the opposed bottom of floor F of clearing away face as quilt, and width one side at these 22 rears, rotary cleaning body chamber, promptly on right side shown in Figure 3, division is formed with the suction chamber 25 that is communicated with the upstream side of tube connector portion 12, and this suction chamber 25 offers the dust that is used to suck on the floor F and is the suction inlet 24 of the quadrangle shape of growing crosswise in the bottom; In addition, the rear in rotary cleaning body chamber 22, suction chamber 25 is divided airtightly and is formed with drive chamber 28 relatively, and this drive chamber 28 is holding the drive division 27 that drives rotating brush 21 rotations; And then the sidepiece transfer chamber 29 that has formed an end that is inserted with rotating brush 21 is divided in the left side shown in Figure 3 in rotary cleaning body chamber 22.
Here, drive division 27 has: as the air turbine 27a of fan; Pass to the transfer part 27b of rotating brush 21 with rotation with this air turbine 27a.
In addition, lower cover 15 forms the bottom of housing 11, forms convex character shape when overlooking observation, and this lower cover 15 has: lower cover main body 31, and it is that the quadrangle of growing crosswise is tabular when overlooking observation; Closure plate 32, it is arranged on the right side shown in Figure 4 of this lower cover main body 31 dismantledly; And protuberance 33, its rear portion from lower cover main body 31 is given prominence to and is provided with, and is positioned at the bottom of the front of tube connector portion 12.
Lower cover main body 31 is fixed as one with loam cake 16 and middle cover 17 by not shown a plurality of screws.In addition, in conduct shown in Figure 1 left side, be on the front, this lower cover main body 31 possesses the front wall portion of growing crosswise 35 that erects upward, be provided with extension 36 from the upper end of this front wall portion 35 to the place ahead of approximate horizontal extension, be formed with side wall portion 37,37 continuously in the both sides of these front wall portions 35 and extension 36, by these front wall portions 35, extension 36 and side wall portion 37,37, spread all over downside from the front side of housing 11 and form peristome 38.
And then protecgulum 18 covers these front wall portions 35, extension 36, and the front side of side wall portion 37,37 and peristome 38 has formed rotary cleaning body chamber 22 by these protecgulum 18 divisions.In addition, the rear in the left part shown in Figure 3 of front wall portion 35 is extended and is provided with rear partition board portion 39, and this rear partition board portion 39 is extended towards the rear of lower cover main body 31 and is provided with, and leading section is towards right lateral bending shown in Figure 3; Left side shown in Figure 3 in this rear partition board portion 39 and rotary cleaning body chamber 22 marks off sidepiece transfer chamber 29.
Here, as shown in Figure 4, the rotating brush 21 that rotatably is arranged in the rotary cleaning body chamber 22 has: brush assembly parts 41, and it is roughly elongate cylindrical shape as spindle unit; With a plurality of for example 6 brush portions 42, it is as cleaning part, and shape is installed on the outer peripheral face of these brush assembly parts 41 in the shape of a spiral.The both ends of brush assembly parts 41 are by bearing 43 pivotal support cylindraceous, and the lower surface that the leading section of brush portion 42 is projected into than lower cover 15 leans on the below, thus but butt floor F.
And then, as depicted in figs. 1 and 2, brush assembly parts 41 on outer peripheral face, possess corresponding with brush portion 42 a plurality of for example 6 slot parts 45 are installed.These install slot parts 45 along brush assembly parts 41 axially form helical form, along circumferentially being separated from each other of brush assembly parts 41.
In addition, each brush portion 42 possesses: as the portion that is mounted 47 of base end part, it is installed in the installation slot part 45 of brush assembly parts 41; With bristle 48, it is a branch of by the harness state with many, outstandingly be arranged on this and be mounted in the portion 47, and leading section contact floor F.These bristles 48 are mounted respectively on brush assembly parts 41, and radially giving prominence to along brush assembly parts 41.
And then as shown in Figure 4, bearing 43 is embedded the both ends that are fixed on brush assembly parts 41 respectively, and respectively rotatably pivotal support on the side wall portion 37,37 of dividing rotary cleaning body chamber 22.And then each bearing 43 is inserted in the housing 11, and right side bearing 43 shown in Figure 4 just makes and can be exposed to the outside by unloading closure plate 32.
In addition, at lower cover main body 31 and leading section floor F left side opposed lower surface, shown in Figure 4, be provided with anterior nylon loop 51 as wiper member.And then at the rear of the nylon loop forwardly 51 in the left side shown in Figure 4 of lower cover main body 31, broad ways is provided with connectivity slot 52, and this connectivity slot 52 is communicated with rotary cleaning body chamber 22, and is communicated to the left side shown in Figure 4 of housing 11.
In addition, suction inlet 24 is at the rear of the front wall portion 35 of lower cover main body 31, promptly at the rear of rotary cleaning body chamber 22, is partial to that left side shown in Figure 4 opening forms; Suction tank 54 as the wind path of growing crosswise is communicated with this suction inlet 24, and is positioned at right side shown in Figure 4, promptly is positioned at the below of drive chamber 28, and is provided with near spreading all over inaccessible plate 32; In addition, air-breathing groove 55 is continuous with the left side shown in Figure 4 and the connectivity slot 52 of housing 11 respectively from the left side shown in Figure 4 of suction inlet 24, and these air-breathing groove 55 broad ways settings.By these suction inlets 24, suction tank 54 and air-breathing groove 55, constitute suction portion 56.
The below of suction tank 54 is opened wide, the width dimensions after the width dimensions addition of this suction tank 54 and suction inlet 24, form with the axial dimension of rotating brush 21 about equally, perhaps with the lengthwise dimension of rotary cleaning body chamber 22 about equally.
And then, between the rearward end of the leading section of suction portion 56 and rotary cleaning body chamber 22, be formed with the partition board portion 61 that is used to divide rotary cleaning body chamber 22 and suction portion 56.On this partition board portion 61, be respectively arranged with a plurality of for example 5 access 62 that are separated from each other along the width of housing 11, above-mentioned a plurality of access 62 are communicated with the bottom of rotary cleaning body chambers 22 and suction portion 56.These access 62 for example form with growing crosswise, and are to set respectively between the front portion of the suction inlet 24 of the rear portion of rotary cleaning body chamber 22 and suction portion 56 and suction tank 54.Thereby the partition board portion 61 of these access 62 between separately forms the fin shape of growing crosswise, and prevents that carpet etc. is attached on suction inlet 24, suction tank 54 or the access 62.
In addition, be provided with the nylon loop 64 as cleaning body at suction portion 56 rears of lower cover main body 31, this nylon loop 64 is elongated along the width of housing 11.This nylon loop 64 is more outstanding slightly downwards than the lower surface of lower cover 15.
And then, central area at the width of the housing 11 at these nylon loop 64 rears, opening is formed with the rear portion suction inlet 65 of sewing usefulness, this rear portion suction inlet 65 is communicated with the suction side of tube connector portion 12, only air is sucked, so that the rotation of the air turbine 27a of drive division 27 is stopped, promptly, the rotation of rotating brush 21 is stopped.
And then, closure plate 32 is installed in the below of sidepiece transfer chamber 29, and between closure plate 32 and loam cake 16, accommodate a bearing at end 43 of rotating brush 21 dismantledly, therefore, closure plate 32 spreads all over rearward end from the leading section of a side of the rotary cleaning body chamber 22 of lower cover main body 31, and to be the lengthwise shape continuous, installs and removes by making installing component 66 just rotate relatively lower cover main body 31.
In addition, in the front portion of inaccessible plate 32 lower surfaces,, on the position corresponding, be provided with anterior nylon loop 71 with anterior nylon loop 51 at the fore-and-aft direction of housing 11.And then, on closure plate 32, fore-and-aft direction at housing 11, the place ahead corresponding at installing component 66 with connectivity slot 52, broad ways is provided with connectivity slot 72, continuously to the right side shown in Figure 4 of housing 11, and open wide by the bottom of this connectivity slot 72 from the bottom of rotary cleaning body chamber 22 for this connectivity slot 72.
And then, the outstanding setting of mode that protuberance 33 narrows down towards the front end width gradually with the rear portion from the central area of the width of lower cover main body 31.Leading section at this protuberance 33 is formed with notch recesses 75, and this notch recesses 75 is used for the both ends of pivotal support wheel 74 rotationally.In addition, the front side in the notch recesses 75 of the lower surface of protuberance 33 is provided with the rear felt 76 as the rear portion cleaning body, and this rear felt 76 is continuous with the both sides of rear portion suction inlet 65.And then, be provided with the mating groove 77 that cooperates with the leading section of tube connector portion 12 at the upper surface of protuberance 33.
In addition, as shown in figures 1 and 3, it is tabular that loam cake 16 forms the grow crosswise quadrangle corresponding with the shape of lower cover 15, and leading section is crooked downwards, is positioned at the top of the leading section of lower cover 15, the pivotal support upper end that protecgulum 18 rotationally on this leading section.
And then, in the bottom of this loam cake 16, towards the below outstanding be provided with to overlook be viewed as circular rib 78, this rib 78 is coupled to the top of middle cover 17, divides to the cooperation of middle cover 17 upper ends by this rib 78 to be formed with drive chamber 28.And then on the right side shown in Figure 3 at the top of this loam cake 16 and rear portion, promptly at the opposite side of the width of the rear side of drive chamber 28, opening is formed with air entry 79, and this air entry 79 is made of the circular hole of a plurality of small-bores that are communicated with this drive chamber 28.
In addition, the rear portion of the central area of the width of this loam cake 16, outstanding to the top of the base end part of the protuberance 33 of lower cover 15, and be coupled to the periphery of the front of tube connector portion 12.
And then as shown in figures 1 and 3, middle cover 17 has: air-breathing locular wall portion 82, and its induction chamber 81 that will be communicated with all air entries 79 is divided into the right side shown in Figure 3 of drive chamber 28, promptly is divided into the top of suction chamber 25; With turbine locular wall portion 85, it is continuous with this air-breathing locular wall portion 82, the rib 78 of upper end butt loam cake 16, the turbine room 83 that will hold air turbine 27a is divided in the drive chamber 28 and marks off and imports wind path 84, and this importing wind path 84 will and flow to tube connector portion 12 from the air-breathing wind guided turbine chamber 83 of air entry 79.Middle cover 17 also will be divided in the drive chamber 28: the part of induction chamber 81 and turbine room 83 present positions, and the part of holding 88 present positions, transfer chamber of transfer part 27b.
And then air-breathing locular wall portion 82 forms to overlook when observing and is the quadrangle shape of growing crosswise, and be positioned at roughly along horizontal direction, and the front end of the part adjacent with turbine locular wall portion 85 forms concavity towards importing wind path 84 to downside.
In addition, turbine locular wall portion 85 has: wall main part 91, and it has been roughly the round-ended cylinder shape; Axle support 92, its outstanding downwards setting in center from the bottom of this wall main part 91, and rotatably pivotal support air turbine 27a; And wind path division portion 93, its outstanding downwards setting in the place ahead from the axle support 92 of wall main part 91 bottoms, and around axle support 92, divide importing wind path 84.
Wall main part 91 is separated with the periphery of air turbine 27a via plurality of gaps, and the upper end be connected to loam cake 16 rib 78 and and loam cake 16 between divide to form turbine room 83, so the leading section of the leading section on right side shown in Figure 3 and air-breathing locular wall portion 82 is continuous.Therefore, importing wind path 84 comes to induction chamber 81 expansions on the right side of air turbine 27a.
In addition, as shown in figures 1 and 3, axle support 92 roughly forms in central authorities possesses the roughly cylindric of intercommunicating pore 95, and this intercommunicating pore 95 is communicated with turbine room 83 and transfer chamber 88 get up.And then, bottom at the rear side of this support 92, the outstanding middle cover rib 96 that is provided with towards the below, the bottom of this middle cover rib 96 cooperates with the upper end of lower cover rib 97, this lower cover rib 97 is from upper side position outstanding setting towards the top of the nylon loop 64 of lower cover 15, thus, mark off rear portion suction inlet 65 sides and drive chamber 28 airtightly by these ribs 96,97.
And then, wind path separating part 93 during with cross-section be to upside be convex arc shaped from the bottom of axle support 92 upward to inclination, and continuous with the bottom of turbine locular wall portion 85 and air-breathing locular wall portion 82, the upper end butt of the front wall portion 35 of leading section and lower cover 15.
Here, as shown in Figure 1, the air turbine 27a that is contained in the turbine room 83 of drive chamber 28 has: flat turbo main body 101, and it overlooks when observing is toroidal; With rotating shaft 102, itself and this turbo main body 101 is wholely set.As shown in Figure 3, air turbine 27a is positioned at the approximate center of width of the housing 11 of floor cleaner brush 9.
Turbo main body 101 is the parts that are accommodated in the turbine room 83, and as shown in Figure 1, turbo main body 101 possesses: top board 104, and it is discoideus; With a plurality of turbo blades 105, their outstanding bottoms that is arranged on this top board 104.These turbo blades 105 are accepted to make air turbine 27a rotation by the air-breathing wind that imports wind path 84, and form arcuation along circumferential skewing from the outer peripheral edges of the central shaft side direction top board 104 of turbo main body 101; These turbo blades 105 circumferentially come by roughly uniformly-spaced being separated from each other along turbo main body 101, and leading section is in the face of importing wind path 84.
In addition, rotating shaft 102 interts a support 92, and the anti-DNA releaxed circular DNA 106,107 on the outer peripheral face of being installed in by 2 places up and down, fastens with the end difference 108,109 that is arranged in the support 92 respectively, just can prevent that these rotating shaft 102 relative middle covers 17 from getting loose.
And then transfer chamber 88 is divided the left side shown in Figure 3 that is formed on housing 11, is the side of suction chamber 25, and is inserted with the bearing 43 in the left side shown in Figure 3 of rotating brush 21 in inside.
And then the transfer part 27b that is contained in this transfer chamber 88 is so-called gear-box, and as shown in figures 1 and 3, this transfer part 27b has: transfer part main body 111, and it is positioned at the side of suction inlet 24 as the gear accommodation section; Regulating wheel 112 and driving wheel 113, they rotate in the horizontal direction, and are provided with from this transfer part main body 111 is outstanding downwards; And transfer wheel 114, it rotates in vertical direction, and gives prominence to setting from transfer part main body 111 to left side shown in Figure 3.Band (belt) 115 takes turns between 112,113 around the rotating shaft 102 that hangs over air turbine 27a and each, and driving-belt 116 is between the bearing 43 that hangs over transfer wheel 114 and rotating brush 21.
In transfer part main body 111, be provided with not shown bevel gear etc., this bevel gear by with 115 will transmit air turbine 27a revolving force respectively take turns 112,113 revolving force and direction of rotation, be transformed to the revolving force and the direction of rotation of drive 114.
In addition, 112 pairs of regulating wheels apply predetermined tensile force with 115.
And then driving wheel 113 will pass to the pre-fixed gear that is arranged in the transfer part main body 111 from the revolving force of air turbine 27a.
And transfer wheel 114 will be transmitted the revolving force of the air turbine 27a that comes from driving wheel 113, pass to rotating brush 21.
And then protecgulum 18 is by having some flexible shapings such as synthetic resin, and as shown in Figure 1 to Figure 3, protecgulum 18 has: the protecgulum main body 121 of growing crosswise; With a plurality of prominent portions 122 that establish, its rearward outstanding setting in upper end from this protecgulum main body 121.Pivotal support is on turning cylinder 123 rotationally along fore-and-aft direction for protecgulum 18, and these turning cylinder 123 broad ways are arranged on the leading section of loam cake 16.And then under common state, the bottom side of this protecgulum 18 is forwards outstanding from the front surface of lower cover 15, for example when conducts such as the front side of floor cleaner brush 9 and wall are collided by the barrier O of butt thing, and the rotation of side direction rear, bottom.
Protecgulum main body 121 is the circular-arc formation in cross section of convex in the front side, and divides the front side of rotary cleaning body chamber 22.In addition, the lower end part of this protecgulum main body 121 is turning under the state at rear, as shown in Figure 2 near the central shaft of the brush assembly parts 41 of rotating brush 21, the bottom is near floor F, the rear surface of this protecgulum main body 121 of leading section butt of the bristle 48 of the brush portion 42 of rotating brush 21.And then in the front portion of protecgulum main body 121, along the width upper and lower settings of housing 11 a plurality of cross sections being arranged is the recess 124 of concave arc shape.
In addition, as shown in Figure 1,, be provided with the lid rib (cover rib) 125 of a plurality of reinforcement usefulness along fore-and-aft direction in the rear surface of protecgulum main body 121 side.These lid ribs 125 are separated from each other along the width of housing 11.
And, the prominent portion 122 that establishes forms to overlook when observing and is the quadrangle shape, and is separated from each other along the width of housing 11, these prominent establishing between the portion 122, be combined with not shown engagement tabs portion respectively, this engagement tabs portion is provided with from the extension 36 of lower cover 15 is further forwards outstanding.
And then as shown in Figure 4, these are dashed forward and establish the front end upside of the rearward end of portion 122 at extension 36, and otch is formed with otch cooperating recesses 127, and protecgulum 18 is matched with under common state in this otch cooperating recesses 127.And then, being provided with the cooperating recesses 128 that cross sectional view is a toroidal in prominent bottom of establishing portion 122, it cooperates with turning cylinder 123, and the edge part of the rear end side of this cooperating recesses 128 is provided with face 129, and upwards inclination is oblique towards the rear for this face 129 that tilts.When protecgulum 18 rearward rotates, the leading section of these facial 129 sliding-contact extensions 36 that tilt, and the gap of sealing rotary cleaning body chamber 22 upsides.And, turning under the state at rear at protecgulum 18 the biglyyest, these facial 129 front surfaces by butt extension 36 that tilt limit protecgulum 18 rearward rotational angles, therefore, suitably set this angle of inclination according to the amount of spin of protecgulum 18.
In addition, turning cylinder 123 is for example formed by parts such as metals, is punctured in each engagement tabs portion, is coupled to prominent establishing the cooperating recesses 128 of portion 122 from downside, thereby installs integratedly.And then, on the position corresponding, not shown torsion spring being installed with the engagement tabs portion that is positioned at these turning cylinder 123 two ends, these torsion springs forwards apply elastic force to protecgulum 18.
And then bolster 19 is for example used by the buffering that soft synthetic resin etc. is set to when floor cleaner brush 9 and wall etc. collide.
In addition, rotary cleaning body chamber 22 and suction chamber 25 adjacent settings, the dust that makes rotating brush 21 sweep can be once more attached on the floor F.
In addition, in order to realize the miniaturization of housing 11, make rotary cleaning body 22 and drive chamber's 28 adjacent settings.
Secondly, the cleaning action to a last embodiment describes.
At first, the operating personnel is connected to hose body 4, prolongation pipe 8 and floor cleaner brush 9 on the main body suction inlet 3 of main body of dust collector 1 in turn.
And then, the operating personnel extracts not shown power line out from main body of dust collector 1, be connected on the not shown socket after, when gripping the predetermined setting button 7 of grip part 6 operations, according to set the pattern that button 7 is set by this, electric blower 2 is driven by the predetermined actions pattern.
Next, the operating personnel grips grip part 6, and floor cleaner brush 9 is moved forward and backward, and sucks the dust of floor F.
At this moment, closely contact with floor F with rear felt 76, be closed around the rear portion suction inlet 65, suck air from suction inlet 24, suck air from air entry 79 at the upside of floor cleaner brush 9 at the downside of floor cleaner brush 9 by making nylon loop 64.
From the negative suction of suction inlet 24, average out by connectivity slot 52,72 and suction tank 54 etc., thereby also dust is sucked with air via suction inlet 24 from these connectivity slots 52,72 and suction tank 54 etc.
Simultaneously, go into wind path 84 from air entry 79 inhaled airs via induction chamber 81 guides and flow into, the importing wind path 84 by undergauge quickens wind speed on one side, Yi Bian to tube connector portion 12 by the time run into turbo blade 105 air turbine 27a rotated.
Rotating shaft 102 rotates by the rotation of this air turbine 27a, the rotation of this rotating shaft 102 is via being with 115 to pass to driving wheel 113, direction of rotation etc. is transformed the back from transfer wheel 114 outputs in transfer part 27b, the output of this transfer wheel 114 passes to rotating brush 21 via driving-belt 116, thereby rotating brush 21 is by predetermined direction rotation.
And then by the rotation of this rotating brush 21, the front end of the bristle 48 of brush portion 42 contact floor F has also swept dust on this floor F.
The dust that this quilt has been swept is inhaled in suction tank 54 and the suction inlet 24 with air via access 62.
In addition, be pressed on barrier O such as wall when front side when going up with floor cleaner brush 9, as shown in Figure 2, the lower end side of protecgulum 18 is that the center turns to the rear with turning cylinder 123, the bristle 48 of the brush portion 42 of floor cleaner brush 9 is near the floor F at barrier O place thus, the front surface of the front surface of protecgulum 18 and lower cover 15 and loam cake 16 is coplane roughly, and the front end of the bristle 48 of the brush portion 42 of the rear surface butt rotating brush 21 of protecgulum 18, to rotating brush 21 imposed loads.
At this moment, position from 18 couples of barrier O of protecgulum butt, roughly be divided into upside and downside airtightly, by forming the roughly space of sealing with barrier O and rotary cleaning body chamber 22, thereby from housing 11 front sides, promptly reduce from the suction air quantity of suction inlet 24 sides, therefore the suction air quantity from air entry 79 increases relatively, the revolving force of air turbine 27a, is that the revolving force of rotating brush 21 rises, and can sweep the dust at barrier O place.
Simultaneously, the leading section of the facial 129 sliding-contact extensions 36 that tilt makes the gap of rotary cleaning body chamber 22 upsides continue sealing.
In addition, when the front side that makes floor cleaner brush 9 when barrier O leaves, shown in the dummy line of Fig. 2, by the elastic force of torsion spring, the lower end side of protecgulum 18 is that the center is forwards rotated and recovered with turning cylinder 123.
At this moment, the prominent rearward end of establishing portion 122 of protecgulum 18 is coupled in the otch cooperating recesses 127 of extension 36, and the prominent upper surface of establishing the ratio turning cylinder 123 forward sides of portion 122 seamlessly is connected on the bottom of loam cake 16, keeps protecgulum 18 thus.
And then, when with floor cleaner brush 9 when floor F mentions, owing to offer rear portion suction inlet 65, air sucks from the both sides of suction inlet 24 and rear portion suction inlet 65, therefore, reducing relatively from the suction air quantity of air entry 79, air turbine 27a, is that the rotation of rotating brush 21 stops.
And then the dust with the air from floor cleaner brush 9 is inhaled into by after floor cleaner brush 9, prolongation pipe 8 and the hose body 4, is imported into the main body suction inlet 3 of main body of dust collector 1 in turn, become trapped in the dust bag that is contained in this main body of dust collector 1.
Air after dust is captured is become exhaust wind by air-breathing to electric blower 2, is discharged to the outside from the not shown exhaust outlet of main body of dust collector 1.
As mentioned above, according to an above-mentioned embodiment, if it is first-class to make the front side of the housing 11 of floor cleaner brush 9 be pressed on barrier O, when the bottom of protecgulum 18 contact barrier O also rearward rotates, the rear surface butt rotating brush 21 of protecgulum 18, and the bottom is near floor F, peristome 38 narrows down, barrier O and rotary cleaning body chamber 22 form the roughly space of sealing, thereby the load of rotary cleaning body chamber 22 increases, reduce from the suction of rotary cleaning body chamber 22 sides, therefore the air-breathing air quantity from air entry 79 increases relatively, because the increase of air turbine 27a revolving force, so the corresponding increase that is applied to the load on the rotating brush 21, for example do not use motor etc. just can increase the revolving force of this rotating brush 21, not only can suppress cost but also can guarantee the cleaning performance of rotating brush 21.
And, owing in floor cleaner brush 9, also can not use motor etc., therefore, can prevent that the weight of floor cleaner brush 9 from increasing, the operating personnel is improved the operability of floor cleaner brush 9.
In addition, when with the preceding side compression barrier O of floor cleaner brush 9, rearward rotate by the bottom that makes protecgulum 18, the leading section of the bristle 48 of rotating brush 21 is near the floor F at barrier O place, therefore can sweep the dust on the floor F at this barrier O place reliably by the bristle 48 of rotating brush 21 and is drawn in the suction inlet 24.
And then in an above-mentioned embodiment, in the side of the suction chamber 25 that is communicated with suction inlet 24, the bottom in the drive chamber 28 of the transfer part 27b that holds drive division 27 has to be provided with and is communicated with suction inlet 24 and the structure of the suction tank 54 of lower open.
Here; in such floor cleaner brush 9; in order to prevent that the dust that rotating brush 21 has been swept from adhering again on the floor F; make rotary cleaning body chamber 22 and suction chamber 25 adjacent settings; in addition; in order to seek the miniaturization of housing 11; make drive chamber 28 and the 22 adjacent settings of rotary cleaning body chamber; therefore suction chamber 25 and drive chamber 28 are arranged side by side along the width of housing 11; on the other hand; suction inlet 24 preferably is not set in drive chamber 28 in order to protect drive division 27; thereby can not suck dust; therefore; suction inlet 24 is had in the width biasing of housing 11; owing to be not easy to suck the dust on the floor F of opposition side of those suction inlets that are positioned at housing 11 24; therefore; as mentioned above like that by suction tank 54 is set; can prevent from not to be positioned at the negative pressure step-down of lower side of the drive chamber 28 of suction inlet 24; it is inhomogeneous to prevent that negative pressure from distributing; can effectively utilize the below of drive chamber 28 by suction tank 54; can guarantee to arrive the wind path width of suction inlet 24 in the bottom of housing 11, can rotating brush 21 be drawn into suction inlet 24 reliably from the dust that floor F sweeps via suction tank 54, thereby can improve dust collection efficiency.
Especially, by size with the width dimensions addition of suction inlet 24 and suction tank 54, be substantially equal to the axial dimension of rotating brush 21, thereby the dust that rotating brush 21 can be swept from floor F is drawn into reliably the suction inlet 24 from the rear of whole rotating brush 21.
And then, by being communicated with the air-breathing groove 55 of suction inlet 24 and housing 11 sides, be arranged on suction inlet 24 and sidepieces suction tank 54 opposition sides, also the dust on the floor F of housing 11 sides can be drawn into suction inlet 24 via air-breathing groove 55, thereby can further improve dust collection efficiency.
In addition,, the connectivity slot 52,72 that is communicated with housing 11 both sides is set respectively, also the dust on the floor F of housing 11 both sides can be sucked via connectivity slot 52,72, thereby can further improve dust collection efficiency by in the both sides of rotary cleaning body chamber 22.
And, owing to can suck the air of housing 11 sides, therefore, can prevent reliably that 9 couples of floor F such as carpet of floor cleaner brush from surpassing necessary absorption from these air-breathing grooves 55 and connectivity slot 52,72.
And then, by lower open being set and being communicated with 22 rear portions, rotary cleaning body chamber and the access 62 of suction inlet 24 and suction tank 54,, also can suck the dust on the floor F of housing 11 front sides by suction from suction inlet 24.
And then by air entry 79 being arranged on the upside and the rear side of housing 11, even floor cleaner brush 9 contact barrier O etc., air entry 79 also can not seal, thereby can be air-breathing reliably.
In addition, rear portion suction inlet 65 is closed under the state that makes floor cleaner brush 9 contact floor F, when making floor cleaner brush 9 leave floor F, opened wide, by this rear portion suction inlet 65 being arranged on the lower surface of housing 11, thereby when making floor cleaner brush 9 contact floor F, downside at housing 11 only sucks air from suction inlet 24, therefore the air-breathing air quantity from air entry 79 increases relatively, can make air turbine 27a, even rotating brush 21 rotates reliably, and, when making floor cleaner brush 9 leave floor F, downside at housing 11 sucks air from suction inlet 24 and rear portion suction inlet 65, therefore, reduce relatively, can prevent air turbine 27a reliably from the air-breathing air quantity of air entry 79, it is the rotation of rotating brush 21.
And then, under the state that protecgulum 18 forwards rotates, the opening amount of peristome 38 increases, and, by the elastic force of torsion spring, the prominent upper surface of establishing the ratio turning cylinder 123 more forward sides of portion 122, be pressed against on the loam cake 16, and prominent rearward end of establishing portion 122 is coupled in the otch cooperating recesses 127 and pushes downwards, thereby can guarantee the air-tightness of rotary cleaning body chamber 22 upsides, therefore, by just can guarantee soakage from the suction of suction inlet 24 from housing 11 front sides.
And then when protecgulum 18 rearward rotated, facial 129 sliding-contacts of the inclination of protecgulum 18 had been guaranteed the air-tightness of rotary cleaning body chamber 22 upsides in the leading section of extension 36, thereby can form the roughly space of sealing more reliably.
In addition, be positioned at the substantial middle of the width of housing 11 by making air turbine 27a, thereby in the size of restricted housing 11, can guarantee the size of air turbine 27a, can guarantee the revolving force of rotating brush 21.
And in a last embodiment, air entry 79 is as long as more leaning on upside and the position except housing 11 front sides than suction inlet 24, just can be set in position arbitrarily.
In addition,, be not limited to the electric dust collector of pot type, floor cleaner brush 9 be formed directly into vertical or portable etc. below the main body of dust collector 1 also can use accordingly as electric dust collector.
Utilizability on the industry
The present invention can utilize in the section port body that possesses the drive division electric dust collector and possess this In the electric dust collectors of section port body etc., this drive division for example has air-breathing by from air entry The rotatable fan of wind.

Claims (3)

1. the section port body of an electric dust collector, the section port body of this electric dust collector has housing, and this housing has: with the opposed suction inlet of quilt cleaning face; Be positioned at than the air entry of this suction inlet by upside; Have by from the just drive division of rotatable fan of the air-breathing wind of this air entry; And by the rotary cleaning body that this drive division drives, it is characterized in that,
Described housing has:
The rotary cleaning body chamber, it has peristome with the opposed bottom of quilt cleaning face, and has described rotary cleaning body on this peristome;
Suction chamber, it is communicated with described suction inlet;
Drive chamber, it holds described drive division;
Access, it is communicated with described rotary cleaning body chamber and described suction chamber in the bottom; And
Protecgulum, its front surface than described rotary cleaning body chamber is forwards outstanding, and covers the front portion of described peristome, and the bottom of this protecgulum can rearward be moved,
The described rotary cleaning body of butt when described protecgulum moves in the bottom, and approaching by cleaning face.
2. the section port body of an electric dust collector, the section port body of this electric dust collector has housing, and this housing has: with the opposed suction inlet of quilt cleaning face; Be positioned at the air entry that more leans on upside than this suction inlet; Have by from the just drive division of rotatable fan of the air-breathing wind of this air entry; And by the rotary cleaning body that this drive division drives, it is characterized in that,
Described housing has:
The rotary cleaning body chamber, it has peristome with the opposed bottom of quilt cleaning face, and has described rotary cleaning body on this peristome;
Suction chamber, it is communicated with described suction inlet;
Drive chamber, it holds described drive division;
Access, it is communicated with described rotary cleaning body chamber and described suction chamber in the bottom; And
Protecgulum, its front surface than described rotary cleaning body chamber is forwards outstanding, and covers the front portion of described peristome, and the bottom of this protecgulum can rearward be moved,
Described protecgulum is to by butt thing butt the time, and rearward move and the described rotary cleaning body of butt the bottom, and is formed the roughly space of sealing by described by abutting part and described rotary cleaning body chamber.
3. an electric dust collector is characterized in that,
This electric dust collector has:
The main body of dust collector that holds electric blower; With
Be connected to described electric blower the suction side, the section port body described in claim 1 or 2.
CN200680001639A 2005-01-31 2006-01-26 Electric cleaner and suction mouth body Expired - Fee Related CN100577079C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005024308 2005-01-31
JP024308/2005 2005-01-31

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CN100577079C CN100577079C (en) 2010-01-06

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Country Status (4)

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JP (1) JP4468440B2 (en)
KR (1) KR100849778B1 (en)
CN (1) CN100577079C (en)
WO (1) WO2006080383A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101919670A (en) * 2009-06-09 2010-12-22 戴森技术有限公司 Cleaner head
CN102028432A (en) * 2009-09-30 2011-04-27 株式会社东芝 Suction port body and electric dust collector
US8782851B2 (en) 2009-06-09 2014-07-22 Dyson Technology Limited Cleaner head
US8806710B2 (en) 2009-06-09 2014-08-19 Dyson Technology Limited Cleaner head
CN104384155A (en) * 2014-12-17 2015-03-04 苏州费米光电有限公司 Special dust removal device for solar warning street lamp
CN111685658A (en) * 2019-03-12 2020-09-22 东芝生活电器株式会社 Electric sweeper and suction inlet body thereof

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SI23237A (en) * 2009-12-21 2011-06-30 AljaĹľ PELICON Vacuum cleaner attachment
EP2514347B1 (en) * 2011-04-18 2013-10-23 Miele & Cie. KG Vacuum cleaner turbo brush
JP6357645B2 (en) * 2014-06-11 2018-07-18 パナソニックIpマネジメント株式会社 Vacuum cleaner suction tool and vacuum cleaner using the same
GB2534983B (en) 2014-12-12 2019-10-30 Bissell Homecare Inc Brushroll for vacuum cleaner
JP7418162B2 (en) * 2019-06-27 2024-01-19 シャープ株式会社 vacuum cleaner
US20230012561A1 (en) * 2019-12-20 2023-01-19 Techtronic Cordless Gp A cleaner head for a cleaning appliance

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JPS56104628A (en) 1980-01-25 1981-08-20 Tokyo Electric Co Ltd Floor cleaner
JPH0693872B2 (en) * 1983-11-25 1994-11-24 松下電器産業株式会社 Vacuum cleaner suction tool
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101919670A (en) * 2009-06-09 2010-12-22 戴森技术有限公司 Cleaner head
US8316503B2 (en) 2009-06-09 2012-11-27 Dyson Technology Limited Cleaner head
US8782851B2 (en) 2009-06-09 2014-07-22 Dyson Technology Limited Cleaner head
US8806710B2 (en) 2009-06-09 2014-08-19 Dyson Technology Limited Cleaner head
CN101919670B (en) * 2009-06-09 2016-05-25 戴森技术有限公司 Cleaner head
CN102028432A (en) * 2009-09-30 2011-04-27 株式会社东芝 Suction port body and electric dust collector
CN104384155A (en) * 2014-12-17 2015-03-04 苏州费米光电有限公司 Special dust removal device for solar warning street lamp
CN111685658A (en) * 2019-03-12 2020-09-22 东芝生活电器株式会社 Electric sweeper and suction inlet body thereof
CN111685658B (en) * 2019-03-12 2022-01-25 东芝生活电器株式会社 Electric sweeper and suction inlet body thereof

Also Published As

Publication number Publication date
KR20070072915A (en) 2007-07-06
JP4468440B2 (en) 2010-05-26
KR100849778B1 (en) 2008-07-31
WO2006080383A1 (en) 2006-08-03
CN100577079C (en) 2010-01-06
JPWO2006080383A1 (en) 2008-06-19

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Effective date of registration: 20160918

Address after: Tokyo, Japan

Patentee after: TOSHIBA LIFESTYLE PRODUCTS & SERVICES Corp.

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Patentee before: TOSHIBA TEC Kabushiki Kaisha

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