CN103356127A - Electric vacuum cleaner - Google Patents

Electric vacuum cleaner Download PDF

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Publication number
CN103356127A
CN103356127A CN2013100804338A CN201310080433A CN103356127A CN 103356127 A CN103356127 A CN 103356127A CN 2013100804338 A CN2013100804338 A CN 2013100804338A CN 201310080433 A CN201310080433 A CN 201310080433A CN 103356127 A CN103356127 A CN 103356127A
Authority
CN
China
Prior art keywords
aforementioned
dust collection
collection shell
dust
projecting strip
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
CN2013100804338A
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Chinese (zh)
Other versions
CN103356127B (en
Inventor
松尾和则
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.)
TWINBIRD INDUSTRIAL Co Ltd
Original Assignee
TWINBIRD INDUSTRIAL 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
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Publication of CN103356127A publication Critical patent/CN103356127A/en
Application granted granted Critical
Publication of CN103356127B publication Critical patent/CN103356127B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The present invention provides an electric suction cleaner in which dusts hardly and unintentionally spilled, and air current hardly leaks. A protruding strip portion (20) facing inside is formed in an annular manner near by a rear opening portion (12) of a dust collecting housing (11), and an inclined portion (23) with inner sizes (2R, 2r) gradually decreasing from an inner surface (11D) of the dust collecting housing (11) to an inner rim (20A) of the protruding strip portion (20) is arranged. Furthermore, an inner circumference (24A) of a short barrel portion (24) forming the protruding strip portion (20) is arranged in a round shape, an outer rim of a sealing part (30) of a filter assembly (15) is arranged in a round shape, and the inner circumference and the outer rim are tightly pressed. When the filer assembly (15) is dismounted and the cleaner is carried with the rear opening portion (12) facing upwards, the protruding strip portion (20) can still prevent the dusts from unintentionally spilling even the dust collecting housing (11) is oblique. Furthermore, the outer rim of the sealing part (30) is made in the round shape, so the sealing part (30) can uniformly contact with the inner circumference (24A) of the short barrel portion (24), so air current leakage is hardly caused.

Description

Electric vacuum cleaner
Technical field
The present invention relates to have can be from the electric vacuum cleaner of the dust collection shell of main body of dust collector mounting or dismounting.
Background technology
In the past, as this electric vacuum cleaner, known main body of dust collector with respect to built-in electric blowing machine is installed dust collection shell dismantledly, and in the peristome mounting or dismounting of this dust collection shell the electric vacuum cleaner of filter housings (being equivalent to filter assembly of the present invention) has been installed freely.(for example, referring to patent documentation 1.)。And such electric vacuum cleaner attracts dust-contained airflow from the suction inlet that is arranged on the aforementioned dust collection shell, by the filter that is arranged on the aforementioned filter housings dust is separated from aforementioned dust-contained airflow.In addition, be constituted as at aforementioned filter housings installing frame is set, be close to by the inwall that makes this installing frame and aforementioned dust collection shell, and air-flow is not flowed in the aforementioned dust collection shell beyond aforementioned suction inlet.
Technical literature formerly
Patent documentation
Patent documentation 1: No. 4748453 communique of Japan Patent
But, although when the dust of such electric vacuum cleaner in will accumulating in aforementioned dust collection shell is discarded, be necessary from aforementioned dust collection shell filter housings to be pulled down, but, carrying with the state that this filter housings is pulled down in the situation of aforementioned dust collection shell, existence this dust collection shell crooked the time, the possibility that the dust in this dust collection shell is not inadvertently overflowed.In addition, such electric vacuum cleaner is shaped as in the non-circular situation at the peristome of aforementioned dust collection shell, because it is poor that the clinging force with respect to aforementioned dust collection shell inner face of aforementioned installing frame produces, so, also exist outer gas to state forward the possibility that flows in the dust collection shell from the low position of clinging force.
The present invention provide a kind of dust that makes to be difficult to not inadvertently overflow, and the electric vacuum cleaner that air-flow is difficult to leak is purpose to solve top problem points.
Summary of the invention
The electric vacuum cleaner of technical scheme of the present invention 1 record is to have had the main body of dust collector of electric blowing machine, the dust collection shell detachable with respect to this main body of dust collector, the electric vacuum cleaner of filter assembly built-in, it is characterized in that, near the peristome of aforementioned dust collection shell, form annularly inside projecting strip part, and the rake that the inner peripheral of inside dimension from the inner face of aforementioned dust collection shell to aforementioned projecting strip part reduces gradually is set.
In addition, the electric vacuum cleaner of technical scheme 2 records of the present invention is in technical scheme 1, it is characterized in that, interior all shapes of aforementioned projecting strip part are formed circle, and the peripheral shape of the seal member of aforementioned filter assembly is done circular, the sealing parts are constituted as and being close in interior week of aforementioned projecting strip part.
The invention effect
The electric vacuum cleaner of technical scheme 1 record of the present invention is by consisting of as described above, abandoning and carrying in the situation of aforementioned dust collection shell for the dust that will accumulate in aforementioned dust collection shell, even this dust collection shell is a little crooked, also can prevent that dust from not inadvertently overflowing by aforementioned projecting strip part.
In addition, if interior all shapes of aforementioned projecting strip part are formed circle, and do the peripheral shape of the seal member of aforementioned filter assembly circular, the sealing parts are constituted as and being close in interior week of aforementioned projecting strip part, then can make the simple shape of aforementioned sealing, and evenly and hermetic be close to respect to interior all integral body of aforementioned projecting strip part because of aforementioned sealing integral body, so, can be difficult to cause flow leakage.
Description of drawings
Fig. 1 is the whole cutaway view of expression embodiments of the invention 1.
Fig. 2 is same, is overall perspective view.
Fig. 3 is same, is exploded perspective view forward.
Fig. 4 is same, is exploded perspective view backward.
Fig. 5 is same, is the cutaway view of major part.
Fig. 6 is the whole cutaway view of expression embodiments of the invention 2.
The specific embodiment
With reference to accompanying drawing, the suitable embodiment among the present invention is described.In addition, the embodiment that the following describes not is that the content of the present invention that claims are put down in writing is limited.In addition, all structures of explanation are not necessarily of the present invention below must important document.
Embodiment 1
Below, according to Fig. 1 to Fig. 5, embodiments of the invention 1 are described.The 1st, main body of dust collector.At this main body of dust collector 1, the handle portion 3 that is also referred to as handle etc. that is made of grip part is set at the rear portion of the body shell 2 of barrel shape.In addition, aforementioned main body of dust collector 1 is equipped with the battery container 5 of TunePower 4 in side lower part is installed dismantledly thereafter.The electric blowing machine 8 of the centrifugal type that consists of by the driving shaft 6A installation blade 7 at the motor 6 that is connected with aforementioned TunePower 4 electric property ground is set at aforementioned main body of dust collector 1 in addition.And, the dust collection shell 11 of the barrel shape that is provided with suction inlet 10 is installed dismantledly in the front 9 of aforementioned body housing 2.In addition, aforementioned dust collection shell 11 its rear portion peristomes 12 are installed in the front 9 of aforementioned body housing 2.
In addition, form the primary side 8A of aforementioned electric blowing machine 8 by the air entry of the front 9 that is formed on aforementioned body housing 2, and formed the secondary side 8B of aforementioned electric blowing machine 8 by the steam vent of the side 2A that is formed on aforementioned body housing 2.And, possess for a filter 13 that catches dust, the outer interior dual filter assembly 15 that is called as filter assembly or filter assemblies etc. of aflter-fillter 14 in the setting of the front side of aforementioned primary side 8A.Have again, below handle portion 3 and above the operating portion 16A of power switch 16 of aforementioned electric blowing machine 8 and the operating portion 17A of strong and weak change-over switch 17 are set respectively.
Aforementioned dust collection shell 11 is the front portion and is roughly in a narrow margin barrel shape.And aforementioned dust collection shell 11 is in order to link to each other with aforementioned body housing 2, and has top 11A, left and right sides 11B, following 11C.In addition, near the positive apparent time of shape of the periphery the edge 12A in the aforementioned rear aperture section 12 is non-circular, is the essentially rectangular shape in an embodiment, and its quadrangle is become arc sections 12B.And aforementioned dust collection shell 11 is formed with hollow part 18 in inside, can be at these hollow part 18 interior retention dust.In addition, the profile of the front portion of aforementioned body housing 2 also is consistent with aforementioned rear aperture section 12, and positive apparent time is non-circular, is the essentially rectangular shape in the present embodiment, and its quadrangle is become arc sections 2B.
In addition, be communicated with suction inlet 10 in the inside of aforementioned dust collection shell 11 and form backward and suck guide barrel 19.In addition, also can be with the suction inlet 10 of front portion that is arranged on dust collection shell 11 as connector, here mounting or dismounting freely arrange downward suction with suction nozzle (not shown go out) as annex.
And near the inner face 11D of the aforementioned dust collection shell 11 the edge 12A of aforementioned rear aperture section 12 arranges projecting strip part 20.This projecting strip part 20 is parts that seat is used in the installation of the aforementioned filter assembly 15 of dual-purpose.And, aforementioned projecting strip part 20 be shaped as flange (flange) shape, along near the interior week the edge 12A of aforementioned rear aperture section 12, by centered by the axis 21 of fore-and-aft direction, inwardly being configured to positive apparent time near the interior Zhou Dynasty the edge 12A of aforementioned rear aperture section 12 to axis 21 is ring-type.In addition, in the present embodiment, aforementioned axis 21 is configured to consistent with the axis of the driving shaft 6A of aforementioned motor 6.As shown in Figure 5, the axis 21 side-prominent length L from the inner face 11D of dust collection shell 11 to inner peripheral 20A in the aforementioned projecting strip part 20 are configured to can not to hinder the degree that flows of the air-flow of aforementioned hollow section 18.And the aforementioned inner face 11D in the outer peripheral edges 20B of aforementioned projecting strip part 20 and the aforementioned rear aperture section 12 is tangent.Under this state, aforementioned projecting strip part 20 is with respect to aforementioned dust collection shell 11, and the connecting elements 22 such as use screw are fixed.Therefore, the positive apparent time of the outer peripheral edges 20B of aforementioned projecting strip part 20 is non-circular, is the essentially rectangular shape in the present embodiment, and four jiaos are formed arc sections 20C.On the other hand, the inner peripheral 20A of aforementioned projecting strip part 20 is formed the circle centered by aforementioned axis 21.And, the front side in aforementioned projecting strip part 20, namely, aforementioned suction inlet 10 arranges rake 23 with aforementioned suction guide barrel 19 position in opposite directions in addition.This rake 23 is formed along with from front side whereabouts rear side, the shape that the inner peripheral 20A of inside dimension from the inner face 11D of aforementioned dust collection shell 11 to aforementioned projecting strip part 20 similarly reduces gradually.Namely, be formed in the rake that is arranged on the front side 23 in the aforementioned projecting strip part 20, as shown in Figure 5 from the front side along rear side, the inner peripheral that has retreated from outer peripheral edges and the second radius r side between the axis 21 similarly reduce on taper ground gradually with respect to the first radius R between its outer peripheral edges 20B and the axis 21.Its result is, inside dimension 2R, 2r is set from the inner face 11D of aforementioned dust collection shell 11, and the outer peripheral edges 20B that also has aforementioned projecting strip part 20 reduces the (rake 23 of 2R>2r) gradually to inner peripheral 20A.And the interior angle X with respect to the inner face 11D of the rear side of the aforementioned rake of aforementioned dust collection shell 11 of preferred aforementioned rake 23 is 15 ° and even 75 °.Therefore, the exterior angle with respect to the inner face 11D of the front side of aforementioned rake of preferred aforementioned rake 23 is 180 °-X=165 ° and even 105 °.
Have again, at the rear side of the inner peripheral 20A of aforementioned projecting strip part 20, arrange to rear side with prolonging and to lack cylinder section 24.This short cylinder section 24 and aforementioned axis 21, namely, be formed, the inboard at the edge 12A of aforementioned rear aperture section 12 is set up towards rear side, in order to can not hinder the suction air-flow axis coaxle shape of the driving shaft 6A of aforementioned motor 6.Rear portion in aforementioned short cylinder section 24, inside, namely, towards the direction of aforementioned axis 21 overshooting shape fitting portion 25 is set.This overshooting shape fitting portion 25 is chimeric dismantledly with the chimeric receiving portion 26 of using that is configured to primary side 8A is surrounded by the front 9 at aforementioned body housing 2, dust collection shell 11 can be mounted and fixed on aforementioned main body of dust collector 1.In the present embodiment, aforementioned chimeric with receiving portion 26 and overshooting shape fitting portion 25 formation bayonette configuration, be configured in three positions in the Zhou Fangxiang devices spaced apart respectively.Therefore, by behind the aforementioned chimeric usefulness top 26A of receiving portion 26 with aforementioned overshooting shape fitting portion 25 insertion groove shapes, make aforementioned dust collection shell 11 with respect to main body of dust collector 1 take aforementioned axis 21 as pivot to the rightabout rotation of the arrow mark 27 of Fig. 2, aforementioned overshooting shape fitting portion 25 is moved to the aforementioned chimeric terminal 26B with receiving portion 26 of groove shape, can make aforementioned dust collection shell 11 and aforementioned main body of dust collector 1 combination.
An aforementioned filter 13 is arranged on the outside installing frame 28 of frusto-conical of front side taper.In addition, aforementioned aflter-fillter 14 is arranged on the installed inside frame 29 of frusto-conical of front side taper.And aforementioned installed inside frame 29 is installed in the inboard of aforementioned outside installing frame 28 dismantledly, namely, aforementioned axis 21 sides.And, consist of aforementioned filter assembly 15 by installed inside frame 29 being installed in aforementioned outside installing frame 28.In addition, to compare the hole thin for aforementioned aflter-fillter 14 and an aforementioned filter 13.In the present embodiment, an aforementioned filter 13 is mesh, and aforementioned aflter-fillter 14 is the cloth shape.
At the circular rear side frame section 29A of the rear portion of aforementioned installed inside frame 29 formation centered by aforementioned axis 21.Namely, outer peripheral edges 29B of 29A of side frame section is formed positive apparent time circle after this.These outer peripheral edges 29B can the aforementioned projecting strip part 20 of butt inner peripheral 20A side.In addition, spread all over all-round formation slot part 29C at aforementioned outer peripheral edges 29B, at the seal member 30 of this slot part 29C mounting circular ring shape.In addition, sealing parts 30 its outer rims are circular, can be close to the aforementioned inner peripheral surface 24A that lacks cylinder section 24.Have, the inner peripheral of the rear end of the 29A of side frame section behind rear side arranges interior all flange parts 31 backward integratedly again.Should in all flange parts 31 can be close to the sealing 32 of the ring-type slot part 9A that is embedded into the front 9 that is formed on aforementioned body housing 2 so that with the primary side 8A(air entry of aforementioned electric blowing machine 8) surround.In addition, at the circular rear side frame section 28A of the rear portion of aforementioned outside installing frame 28 formation centered by aforementioned axis 21.And 28A of side frame section is constituted as the front of the rear side frame 29A of section that can be close to aforementioned installed inside frame 29 after this.In addition, the outer peripheral edges 28B of the rear side frame 28A of section of aforementioned outside installing frame 28 is formed with aforementioned outer peripheral edges 29B and is in a ratio of path, and positive apparent time is circular.
Then, for aforementioned structure, its effect is described.In situation about clearing away, the user grasps the handle portion 3 of aforementioned electric vacuum cleaner main body 1, makes aforementioned suction inlet 10 towards tiltedly lower, and near the swept surfaces such as floor (not shown go out), and the operation aforementioned operation 16A of section.Accordingly, from aforementioned TunePower 4 supply capabilities, because 6 work of aforementioned motor, so that aforementioned blade 7 High Rotation Speeds, the air that will suck from primary side 8A is to secondary side 8B exhaust.Therefore, the dust on the swept surface is inhaled into from aforementioned suction inlet 10 with air.And the thick dust in the dust that air is inhaled into, is deposited in the aforementioned hollow section 18 from flow separation by an aforementioned filter 13.On the other hand, the thin dust that has passed through at an aforementioned filter 13 arrives aforementioned aflter-fillter 14 with air-flow, by this aflter-fillter 14 from flow separation.At this moment, the sealing of aforementioned filter assembly 15 and projecting strip part 20 is undertaken by aforementioned seal member 30.Sealing parts 30 are close to aforementioned installed inside frame 29 at aforementioned slot part 29C.In addition, as previously mentioned, because the outer rim of aforementioned seal member 30 is circular, and the inner peripheral surface 24A of the weak point cylinder section 24 of aforementioned projecting strip part 20 also is the circle centered by aforementioned axis 21, so in the contact site of aforementioned seal member 30 and weak point cylinder section 24, both contact equably.Therefore, be difficult to produce the distortion that local stress causes in both contacts site unequal, and its result is to be difficult to cause flow leakage.And the air of the cleaning of having passed through at aforementioned aflter-fillter 14 arrives secondary side 8B from the primary side 8A of aforementioned electric blowing machine 8, to the outside exhaust of aforementioned main body of dust collector 1.
After cleaning, in the situation that the dust in will being deposited in aforementioned dust collection shell 11 is discharged, be necessary to pull down aforementioned dust collection shell 11 from aforementioned main body of dust collector 1.In the situation that aforementioned dust collection shell 11 is pulled down from aforementioned main body of dust collector 1, control respectively aforementioned main body of dust collector 1 and dust collection shell 11, aforementioned dust collection shell 11 is rotated to the direction of aforementioned arrows demonstration 27 centered by aforementioned axis 21.Accordingly, overshooting shape fitting portion 25 is moved, in connection with status releasing to top 26A from chimeric terminal 26B with receiving portion 26.By from this state, make aforementioned dust collection shell 11 along aforementioned axis 21 directions side shifting forward, aforementioned dust collection shell 11 can be separated from aforementioned main body of dust collector 1.And it is upper making aforementioned rear aperture section 12 sides, controls aforementioned dust collection shell 11, catches aforementioned interior all flange parts 31 and pulls out upward, accordingly, aforementioned filter assembly 15 is pulled down from aforementioned dust collection shell 11.And, keeping aforementioned rear aperture section 12 sides is upper posture, transport aforementioned dust collection shell 11, as shown in FIG. 5, on dustbin T, aforementioned dust collection shell 11 is toppled over slightly, so that aforementioned rear aperture section 12 sides are for lower, accordingly, the dust D in the hollow part 18 of this dust collection shell 11 is discharged in the aforementioned dustbin T.
Aforementioned filter assembly 15 is being unloaded, when carrying aforementioned dust collection shell 11 take aforementioned rear aperture section 12 as upper posture, if this dust collection shell 11 is toppled over the possibility that then exists the dust in the hollow part 18 of aforementioned dust collection shell 11 not inadvertently to overflow.But, because be provided with aforementioned projecting strip part 20 in the rear aperture section 12 of aforementioned dust collection shell 11, so, even aforementioned dust collection shell 11 is a little crooked, also can prevent that dust from not inadvertently overflowing by aforementioned projecting strip part 20.Have again, when dust D is discharged from aforementioned dust collection shell 11, if this dust D is fast from the speed of aforementioned dust collection shell 11 discharges, then exist dust D in dustbin T, to fly upward, with the possibility of making dirty on every side.But, because the rear aperture section 12 in aforementioned dust collection shell 11 arranges aforementioned projecting strip part 20, at this projecting strip part 20 aforementioned rake 23 is set, so, reduce owing to colliding aforementioned rake 23 at the speed of fall of the interior dust D that falls to aforementioned rear aperture section 12 of the hollow part 18 of aforementioned dust collection shell 11.Therefore, can delay the speed that dust D discharges from aforementioned dust collection shell 11, suppress the flying upward of dust D in the dustbin T, around the dustbin T that is difficult to make dirty.
In addition, after from aforementioned dust collection shell 11 dust D being abandoned, aforementioned filter assembly 15 is assemblied in aforementioned projecting strip part 20, and then, make aforementioned overshooting shape fitting portion 25 with chimeric chimeric with receiving portion 26, make aforementioned dust collection shell 11 and aforementioned main body of dust collector 1 combination, accordingly, can reuse electric vacuum cleaner.
As mentioned above, in the aforementioned embodiment, by near the rear aperture section 12 of dust collection shell 11, forming annularly inside projecting strip part 20, and inside dimension 2R, 2r are set reduce gradually (the rake 23 of 2R>2r) from the inner face 11D of aforementioned dust collection shell 11 towards the inner peripheral 20A of aforementioned projecting strip part 20, can not can stop dust D from the discharge of aforementioned dust collection shell 11, and prevent that dust D from not inadvertently overflowing from aforementioned dust collection shell 11.In addition, because rake 23 that can be by aforementioned projecting strip part 20, the velocity of discharge from the dust D of aforementioned dust collection shell 11 is reduced, so, dust D flying upward in dustbin T can be suppressed, around the dustbin T that is difficult to make dirty.
Having, is 15 ° and even 75 ° by the interior angle X with respect to the inner face 11D of aforementioned dust collection shell 11 that makes aforementioned rake 23 again, can not can stop dust D to discharge from aforementioned dust collection shell 11, and dust D is unintentional to be overflowed and stop effectively.If interior angle X less than 15 °, then when aforementioned dust collection shell 11 has not inadvertently tilted, exists dust D to cross the possibility that rake 23 overflows from aforementioned dust collection shell 11.On the other hand, if interior angle X greater than 75 °, then the discharge of dust D is suppressed by aforementioned rake 23, exists dust D to be trapped in possibility in the aforementioned dust collection shell 11.
In addition, the inner peripheral surface 24A that consists of the weak point cylinder section 24 of aforementioned projecting strip part 20 is formed circle, do the outer rim shape of the seal member 30 of aforementioned filter assembly 15 circular, the mode of being close to the inner peripheral surface 24A of sealing parts 30 and aforementioned short cylinder section 24, make aforementioned filter assembly 15 detachable with respect to aforementioned projecting strip part 20, accordingly, because the contact site in aforementioned seal member 30 and weak point cylinder section 24, both contact equably, so, be difficult to produce the distortion that causes because of local stress in both contacts site unequal, its result is, because seal member 30 integral body spread all over and all-roundly hermetic are close to the inner peripheral surface 24A of the short cylinder section 24 of aforementioned projecting strip part 20, so, can be difficult to cause flow leakage.
Embodiment 2
Fig. 6 represents embodiment 2, and the identical symbol of part mark to identical with previous embodiment 1 omits its detailed explanation.In embodiment 2, spread all over all-round formation slot part 28C ' in the positive apparent time of the rear side frame 28A ' of section of outside installing frame 28 ' for circular outer peripheral edges 28B ', at the seal member 30 of this slot part 28C ' mounting circular ring shape.And sealing parts 30 its outer rims are circular, can with the short cylinder section 24 that consists of projecting strip part 20 in positive apparent time be close to for the inner peripheral surface 24A of circle.
Like this, the inner peripheral surface 24A that consists of the weak point cylinder section 24 of aforementioned projecting strip part 20 is formed circle, do the outer rim shape of the seal member 30 of aforementioned filter assembly 15 circular, the mode of being close to the inner peripheral surface 24A of the short cylinder section 24 of sealing parts 30 and aforementioned projecting strip part 20, make aforementioned filter assembly 15 detachable with respect to aforementioned projecting strip part 20, accordingly, aforementioned seal member 30 integral body spread all over aforementioned the all-round of inner peripheral surface 24A of lacking cylinder section 24 and hermetic are close to, therefore, can be difficult to cause flow leakage.
In addition, the present invention is not limited to the above embodiments, can implement various distortion in the scope of the purport of inventing.For example, in the various embodiments described above, the gradient of rake is certain, still, also can not inadvertently not overflow at dust, and not hinder in the angular range of discharge of dust, makes the graded of rake.In addition, in the various embodiments described above, seal member contacts with the inner peripheral surface of the weak point cylinder section that consists of projecting strip part, still, also can be that seal member contacts with the inner peripheral of projecting strip part.Have again, in the various embodiments described above, filter assembly is installed dismantledly with respect to the projecting strip part of dust collection shell, still, also can install dismantledly with respect to the primary side of main body of dust collector, be inserted in the hollow part of aforementioned dust collection shell from the inboard of the inner peripheral of aforementioned projecting strip part.In addition, the filter of filter assembly also can not be the multilayers such as bilayer, but one deck.
The possibility of utilizing on the industry
As mentioned above, relevant electric vacuum cleaner of the present invention can be applied in various uses.
Symbol description
1: main body of dust collector; 8: electric blowing machine; 11: dust collection shell; 11D: inner face; 12: rear aperture section; 15: filter assembly; 20: projecting strip part; 20A: inner peripheral; 23: rake; 24A: inner peripheral surface; 30: seal member; R, r: radius.

Claims (2)

1. an electric vacuum cleaner is to have
The built-in main body of dust collector of electric blowing machine,
The dust collection shell detachable with respect to this main body of dust collector,
The electric vacuum cleaner of filter assembly is characterized in that,
Near the peristome of aforementioned dust collection shell, form annularly inside projecting strip part, and
The rake that the inner peripheral of inside dimension from the inner face of aforementioned dust collection shell to aforementioned projecting strip part reduces gradually is set.
2. electric vacuum cleaner as claimed in claim 1 is characterized in that, interior all shapes of aforementioned projecting strip part are formed circle, and
The peripheral shape of the seal member of aforementioned filter assembly is done circular,
The sealing parts are constituted as and being close in interior week of aforementioned projecting strip part.
CN201310080433.8A 2012-03-28 2013-03-14 Electric vacuum cleaner Expired - Fee Related CN103356127B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012074818A JP5987404B2 (en) 2012-03-28 2012-03-28 Electric vacuum cleaner
JP2012-074818 2012-03-28

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CN103356127A true CN103356127A (en) 2013-10-23
CN103356127B CN103356127B (en) 2017-03-01

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EP3928329B1 (en) 2018-04-23 2024-04-03 SharkNinja Operating LLC Techniques for bounding cleaning operations of a robotic surface cleaning device within a region of interest
JP6754406B2 (en) * 2018-09-20 2020-09-09 東芝ライフスタイル株式会社 Vacuum cleaner
JP6799570B2 (en) * 2018-09-20 2020-12-16 東芝ライフスタイル株式会社 Vacuum cleaner
JP6572366B2 (en) * 2018-11-01 2019-09-11 シャープ株式会社 Suction port body and electric vacuum cleaner provided with the same
JP6572367B2 (en) * 2018-11-01 2019-09-11 シャープ株式会社 Suction port body and electric vacuum cleaner provided with the same
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CN103356127B (en) 2017-03-01
JP5987404B2 (en) 2016-09-07

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