CN104783732A - Electric vacuum cleaner - Google Patents

Electric vacuum cleaner Download PDF

Info

Publication number
CN104783732A
CN104783732A CN201510026779.9A CN201510026779A CN104783732A CN 104783732 A CN104783732 A CN 104783732A CN 201510026779 A CN201510026779 A CN 201510026779A CN 104783732 A CN104783732 A CN 104783732A
Authority
CN
China
Prior art keywords
rotary cleaning
bristle
vacuum cleaner
electric vacuum
cleaning
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
CN201510026779.9A
Other languages
Chinese (zh)
Other versions
CN104783732B (en
Inventor
横山大史
伊藤则和
中居贵弘
多田健一
矢吹祐辅
矢部启一
工藤弘树
山本亘
丰岛久则
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.)
Hitachi Global Life Solutions Inc
Original Assignee
Hitachi Appliances Inc
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
Priority to JP2014008159A priority Critical patent/JP6219730B2/en
Priority to JP2014-008159 priority
Application filed by Hitachi Appliances Inc filed Critical Hitachi Appliances Inc
Publication of CN104783732A publication Critical patent/CN104783732A/en
Application granted granted Critical
Publication of CN104783732B publication Critical patent/CN104783732B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention provides an electric vacuum cleaner which has good operation and improves rubbish cleaning performance. The electric vacuum cleaner is characterized by comprising a vacuum cleaner main body (2) and a suction port body (4) which is integrally installed with the vacuum cleaner main body (2); the suction port body (4) comprises a housing (11, 12), a rotary cleaning body accommodating room (30) formed in the lower surface, a rotary cleaning body (40) rotationally configured in the rotary cleaning body accommodating room (30), and a motor driving the rotary cleaning body (40); and the rotary cleaning body (40) is provided with cleaning brush bristles (41) which are brush bristles protruding from the outer peripheral surface of a cylindrical base body (44) to the outer side, and cylindrical brush bristles (42, 43) which are brush bristles which are disposed on two ends of the cleaning brush bristles (41) and are denser than the cleaning brush bristles (41).

Description

Electric vacuum cleaner
Technical field
The present invention relates to electric vacuum cleaner, particularly the sucking mouth of electric vacuum cleaner.
Background technology
As the electric vacuum cleaner on cleaning ground, there will be a known floor mobile model (also referred to as " box ") electric vacuum cleaner and broom type (also referred to as " vertical " or " rod-type ") electric vacuum cleaner.
As the sucking mouth of floor mobile model (box) electric vacuum cleaner, a kind of sucking mouth of electric vacuum cleaner is disclosed in patent document 1 (Japanese Unexamined Patent Publication 2009-17902 publication), it is characterized in that, comprising: cover upper shell and the suction inlet main body that formed by the lower house at lower surface with opening portion; Be formed in the rotary cleaning body accommodating chamber of described suction inlet body interior; Rotatably be configured in the rotary cleaning body in described rotary cleaning body accommodating chamber; Drive the motor of described rotary cleaning body, wherein, described rotary cleaning body is provided with the bristle of cleaning part and the configuration cylindrical shape being in the circumferential configured in left and right directions.
Prior art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2009-17902 publication
Summary of the invention
The problem that invention will solve
But broom type (rod-type) electric vacuum cleaner is shape lever and floor aspirator (sucking mouth) used with main body one, compared with floor mobile model (box) electric vacuum cleaner, in order at the upper mobile sucking mouth of swept surface (floor), need larger operating physical force.Therefore, operability better broom type (rod-type) electric vacuum cleaner is needed.
Therefore, the present invention is to provide the better electric vacuum cleaner of operability for problem.
For solving the technical scheme of problem
In order to solve such problem, the feature of electric vacuum cleaner of the present invention is, comprising: main body of dust collector; And the sucking mouth to install with above-mentioned main body of dust collector one, wherein, above-mentioned sucking mouth comprises: housing; At the rotary cleaning body accommodating chamber that lower surface is formed; Rotatably be configured in the rotary cleaning body in above-mentioned rotary cleaning body accommodating chamber; With the motor driving above-mentioned rotary cleaning body, and above-mentioned rotary cleaning body has: cleaning bristle, and it is the bristle given prominence to laterally from the outer peripheral face of the matrix of tubular; With tubular bristle, it is be arranged at the two ends of above-mentioned cleaning bristle, the bristle closeer than above-mentioned cleaning bristle.
Invention effect
According to the present invention, can provide operability better electric vacuum cleaner.Further, can provide by utilizing motor to drive rotary cleaning body to improve the electric vacuum cleaner of refuse sweeping performance.
Accompanying drawing explanation
Fig. 1 (a) is the stereogram of the electric vacuum cleaner of present embodiment, and Fig. 1 (b) is the sectional view of the electric vacuum cleaner of present embodiment.
Fig. 2 is the stereogram of the sucking mouth included by the electric vacuum cleaner of present embodiment.
Fig. 3 is the upward view of the sucking mouth included by the electric vacuum cleaner of present embodiment.
Fig. 4 is the upward view of the sucking mouth of state after taking off rotary body.
Fig. 5 (a) is the A-A sectional view of Fig. 3, and Fig. 5 (b) is the B-B sectional view of Fig. 4.
Fig. 6 be by near the lower face side of the sucking mouth in the C-C sectional view of Fig. 3 amplify after enlarged partial sectional figure.
Fig. 7 is the side view of the sucking mouth of the state that sucking mouth is contacted with floor.
Fig. 8 is the C-C sectional view of Fig. 3, and Fig. 8 (a) is that sleeping state equalled by suction inlet joint, and Fig. 8 (b) is the state making suction inlet joint upright.
Fig. 9 is the front view of the sucking mouth included by the electric vacuum cleaner of present embodiment.
Figure 10 is the D magnified partial view of Fig. 3.
Figure 11 is the E-E sectional view of Fig. 9, for by near LED guide portion amplify after enlarged partial sectional figure.
Figure 12 is by the face upwarding stereogram of bearing cage part from the sucking mouth of the state after lower house taking-up.
Figure 13 is the figure in the unit portion that drive motors (motor) is described, the F-F sectional view of Figure 13 (a) to be the figure in the unit portion from top view drive motors (motor), Figure 13 (b) be Figure 13 (a).
Detailed description of the invention
Be described with reference to appropriate reference for for implementing mode of the present invention (hereinafter referred to as " embodiment ") below.In addition, to the part mark same reference numerals shared, also the repetitive description thereof will be omitted in the various figures.
(electric vacuum cleaner)
First Fig. 1 is utilized to be described for electric vacuum cleaner 1 of the present invention.Fig. 1 (a) is the stereogram of the electric vacuum cleaner 1 of present embodiment, and Fig. 1 (b) is the sectional view of the electric vacuum cleaner 1 of present embodiment.In addition, electric vacuum cleaner 1 is positioned in the state on cradle 6 by Fig. 1 (a) expression, and this cradle 6 is fixed electric vacuum cleaner 1 and charged to battery 2d described later (with reference to figure 1 (b)).In addition, in Fig. 1 (b), the state that electric vacuum cleaner 1 is supported oneself is represented.
As shown in Fig. 1 (a), the electric vacuum cleaner 1 of present embodiment is broom type (also referred to as " vertical " or " rod-type ") electric vacuum cleaner, is provided integrally with portable main body 2, holding rod 3 and sucking mouth 4.
As shown in Fig. 1 (b), portable main body (main body of dust collector) 2 has portable body inlet pipe 2a, dust storage chamber 2b, electric fan 2c, battery 2d.In addition, the handle 2e that user grips when portable main body 2 is provided with mobile electric vacuum cleaner 1.In addition, the Reference numeral G of Fig. 1 (b) represents the center of gravity of electric vacuum cleaner 1.
The handle that holding rod 3 grips for user when using electric vacuum cleaner 1 to clean, is located at the top of portable main body 2.In addition, the power knob 3a of the operation/stopping switching electric vacuum cleaner 1 (electric fan 2c) is provided with at holding rod 3.
Sucking mouth 4 is installed on the portable body inlet pipe 2a of portable main body 2.Forming air can along the stream 5 of sucking mouth 4, portable body inlet pipe 2a, dust storage chamber 2b, electric fan 2c flowing.
In the electric vacuum cleaner 1 of such formation, when user makes power knob 3a be conducting (ON), electric fan 2c action by the electric power supplied from battery 2d, produces negative pressure.Due to this negative pressure, rubbish (dust) is inhaled into from sucking mouth 4 together with air, and the air be inhaled into and rubbish flow into dust storage chamber 2b through stream 5.In dust storage chamber 2b, air is separated with rubbish, and rubbish is recycled in dust storage chamber 2b, and the air eliminating rubbish is aspirated by electric fan 2c, and is discharged to outside the body of electric vacuum cleaner 1.
(sucking mouth 4)
Then, for present embodiment electric vacuum cleaner 1 included by sucking mouth 4 utilize Fig. 2 to Figure 13 to be described.And in the following description, the length direction of sucking mouth 4 is made to be the left and right directions of sucking mouth 4, under the state that sucking mouth 4 is placed in horizontal floor, the side forming rotary cleaning body accommodating chamber 30 (with reference to figure 3) described later is lower face side, the opposition side forming the side of rotary cleaning body accommodating chamber 30 (with reference to figure 3) described later is upper surface side, the direction of advance side of sucking mouth 4 is face side, and the direction of retreat side of sucking mouth 4 is rear side.
Fig. 2 is the stereogram of the sucking mouth 4 included by electric vacuum cleaner 1 of present embodiment.
As shown in Figure 2, sucking mouth 4 has upper shell 11, lower house 12, suction inlet joint 13, buffer part 14, LED guide portion 15.
The flow channel tube 13A of the upper end of suction inlet joint 13 is communicated with (with reference to figure 1 (b)) with the portable body inlet pipe 2a of portable main body 2, is inserted in stream 5, is fixed by suction inlet fixture 13B.In addition, the suction inlet terminal 13C of two electric conductivity is provided with at suction inlet joint 13, suction inlet joint 13 is communicated with the portable body inlet pipe 2a of portable main body 2 and is fixed on stream 5, is supplied the electric power from battery 2d (with reference to figure 1 (b)) thus.
Fig. 3 is the upward view of the sucking mouth 4 included by electric vacuum cleaner 1 of present embodiment.
As shown in Figure 3, the lower surface of sucking mouth 4 (lower house 12) be provided with wheel 21,22, rear wheel 23, hair brushing part 24,25, floor detects wheel 26 and fasten bristles 27.In addition, be formed with fasten bristles at the lower surface of sucking mouth 4 (lower house 12) and dodge recess 28, lower surface rear portion 29 and rotary cleaning body accommodating chamber 30.In addition, rotary cleaning body 40 is configured with at rotary cleaning body accommodating chamber 30.In addition, Fig. 9 and Figure 10 describe as utilized, dust collecting space 50 is formed with in the face side of the lower house 12 of sucking mouth 4 below.In addition, Figure 12 describes as utilized, the bearing cage part 18 that can unload is installed below.
Wheel 21,22 is configured in the left and right of sucking mouth 4, is configured in the position by face side (direction of advance side) compared with rotary cleaning body 40 (rotary cleaning body accommodating chamber 30).Rear wheel 23 is configured in the central portion on the left and right directions of sucking mouth 4, is configured in the position of compared with rotary cleaning body 40 backrest surface side (direction of retreat side).Rear wheel (wheel) 23 is formed as the mid-diameter shape less than the left and right sides.In addition, when observing below sucking mouth 4, the center configuration of rotary cleaning body 40 (rotary cleaning body accommodating chamber 30) is in the triangle (trapezoidal) linking wheel 21 ~ 23.
Contact with floor at wheel 21,23, the position of the lower surface contact floor of the lower house 12 of sucking mouth 4 is provided with hair brushing part 24 under state that wheel 22 the lifts state of back sweep (electric vacuum cleaner 1 left).In addition, contact with floor at wheel 22,23, the position of the lower surface contact floor of the lower house 12 of sucking mouth 4 is provided with hair brushing part 25 under state that wheel 21 the lifts state of back sweep (electric vacuum cleaner 1 to the right).At this, sucking mouth 4 generally contacts floor by wheel 21 ~ 23, supports the weight of electric vacuum cleaner 1 (with reference to figure 1).Therefore, hair brushing part 24,25 not contacts with floor all the time, and the area of hair brushing part 24,25 can be less.Utilize hair brushing part 24,25, during the attitude that can prevent sucking mouth 4 from becoming unstable, lower house 12 directly contacts with floor, plate face atraumatically.
Floor detects wheel 26 and whether is arranged on floor for detecting sucking mouth 4.When floor detection wheel 26 contacts with floor, push the auto-reset type sense switch (not shown) be arranged in housing (upper shell 11, lower house 12), the supply of electric power line (not shown) of the drive motors (motor) 20 (with reference to aftermentioned Figure 13) from suction inlet terminal 13C (with reference to figure 2) to rotary actuation rotary cleaning body 40 is connected.On the other hand, when floor detection wheel 26 leaves floor, sense switch (not shown) resets, and cuts off the supply of electric power line (not shown) from suction inlet terminal 13C (with reference to figure 2) to drive motors (motor) 20 (with reference to aftermentioned Figure 13).Drive motors (motor) 20 applies the operating physical force of the power reduced for operating electric vacuum cleaner 1.Thereby, it is possible to the electric vacuum cleaner providing operability good.
Fasten bristles 27 is configured in the position of compared with the rotary cleaning body accommodating chamber 30 configuring rotary cleaning body 40 backrest surface side (direction of retreat side).Fasten bristles 27 is collected while rubbish in cleaning floor face, between the lower surface and floor of rear side (direction of retreat side) the inaccessible sucking mouth 4 of rotary cleaning body accommodating chamber 30.In addition, as mentioned above, be formed with fasten bristles in the rear side (direction of retreat side) of the fasten bristles 27 of lower house 12 and dodge recess 28.In addition, dodge recess 28 position rearward in the fasten bristles than lower house 12 and be formed with lower surface rear portion 29.The lower surface of rotary cleaning body 40 is positioned at the bottom of sucking mouth 4.Thus, rotary cleaning body 40 contacts with floor, by drive motors (motor) 20 rotary actuation rotary cleaning body 40, reducing the power for operating electric vacuum cleaner 1, can provide the electric vacuum cleaner that operability is good.
Rotary cleaning body accommodating chamber 30 is the space be communicated with flow channel tube 13A (with reference to figure 2), is the space sucked together with air by the rubbish of floor.In addition, rotary cleaning body 40 is rotatably configured in rotary cleaning body accommodating chamber 30.
Rotary cleaning body 40 has cleaning bristle 41 and is located at the tubular bristle (autokinesis bristle) 42,43 at the two ends, left and right cleaning bristle 41, and the direction utilizing drive motors (motor) 20 (with reference to aftermentioned Figure 13) to advance at sucking mouth 4 (being clockwise in Fig. 6 described later) is driven in rotation.
Cleaning bristle 41 is the bristles be made up of the outer peripheral face of the matrix 44 (with reference to aftermentioned Fig. 5 (a)) from the tubular fiber etc. that (radial direction) is outstanding laterally.In addition, in figure 3, cleaning bristle 41 helically is projecting, but is not limited thereto.
Be provided with the hair brush base 45,46 (with reference to aftermentioned Fig. 5 (a)) of the diameter tubular larger than matrix 44 at the two ends of the matrix 44 (with reference to aftermentioned Fig. 5 (a)) of tubular, be provided with tubular bristle 42,43 at the outer peripheral face of hair brush base 45,46.The density of the density ratio cleaning bristle 41 of tubular bristle 42,43 is large.In addition, the outermost height (length) from matrix 44 to the outermost height (length) of tubular bristle 42,43 ratio from matrix 44 to cleaning bristle 41 is large.
Like this, by making the cleaning bristle 41 of rotary cleaning body 40 rotate, the performance that electric vacuum cleaner 1 cleans rubbish can be improved.On this basis, by the rotation of the tubular bristle 42,43 of rotary cleaning body 40, improve the autokinesis performance (operability) of electric vacuum cleaner 1.
(rotary cleaning body accommodating chamber)
Then the shape for rotary cleaning body accommodating chamber 30 utilizes Fig. 4 to Fig. 6 to be described.Fig. 4 is the upward view of the sucking mouth 4 of state after taking off rotary body 40.Fig. 5 (a) is the A-A sectional view of Fig. 3, and Fig. 5 (b) is the B-B sectional view of Fig. 4.Fig. 6 is by the enlarged partial sectional figure after amplification near the lower face side of sucking mouth 4 in the C-C sectional view of Fig. 3.
As shown in Figure 4, the end face of rotary cleaning body accommodating chamber 30 is formed by the accommodating chamber end face 31 of the central authorities on the left and right directions of rotary cleaning body accommodating chamber 30 and the bristle relief portion 32,33 at two ends, left and right.In addition, the central authorities on the left and right directions of rotary cleaning body accommodating chamber 30, the end face from rear side (direction of retreat side) wall of rotary cleaning body accommodating chamber 30 to rotary cleaning body accommodating chamber 30 is provided with suction inlet 34.Suction inlet 34 is communicated with flow channel tube 13A (with reference to figure 2) by flexible pipe 13D (with reference to figure 6).In addition the accommodating chamber end face 31 from rear side (direction of retreat side) wall of rotary cleaning body accommodating chamber 30 to rotary cleaning body accommodating chamber 30 is provided with control of dust rib 35 ~ 38.
As shown in Fig. 5 (b), the bristle relief portion 32,33 at two ends, left and right is arranged on the position of side more top than the accommodating chamber end face 31 of central authorities.In other words, the end face of rotary cleaning body accommodating chamber 30 is provided with the bristle relief portion 32,33 more caved in than the end face (accommodating chamber end face 31) of central authorities at two ends, left and right.Again in other words, as shown in Fig. 5 (a), the accommodating chamber end face 31 of central authorities arrange than the end face (bristle relief portion 32,33) of left and right closer to rotary cleaning body 40 (cleaning bristle 41).Again in other words, the internal diameter of the left and right both end sides of rotary cleaning body accommodating chamber 30 is larger than the internal diameter of center side.
As shown in Fig. 5 (a), bristle relief portion 32,33 is set to comprise the region with tubular bristle (autokinesis bristle) 42,43 corresponding end faces.In addition, accommodating chamber end face 31 is set to the region comprising the end face corresponding with cleaning bristle 41.
Like this, by arranging the bristle relief portion 32,33 at two ends, left and right, gap between the end face (bristle relief portion 32,33) that can keep tubular bristle 42,43 and rotary cleaning body accommodating chamber 30, the tubular bristle 42,43 preventing coefficient of friction high contacts with the end face of rotary cleaning body accommodating chamber 30 and applies load to drive motors (motor) 20 (with reference to aftermentioned Figure 13).Thus, improve the autokinesis performance (operability) of electric vacuum cleaner 1.
In addition, by being set to the accommodating chamber end face 31 of central authorities close to rotary cleaning body 40 (cleaning bristle 41), can the flow velocity of the air be attracted in rotary cleaning body accommodating chamber 30 be kept higher, ensure that dynamic pressure, therefore, it is possible to improve the performance of the cleaning rubbish of electric vacuum cleaner 1.
As shown in Figure 4, when observing from the lower face side of sucking mouth 4, control of dust rib 35 ~ 38 is with compared with rear side (direction of retreat side), and face side (direction of advance side) is arranged obliquely closer to the mode of the central authorities on left and right directions.In addition, as shown in Figure 6, when observing from the rotating shaft direction of rotary cleaning body 40, the shape of control of dust rib 37 (35,36,38 too) is formed in the mode of the shape along rotary cleaning body 40.
The rubbish of floor is swept by the cleaning bristle 41 of the rotary cleaning body 40 rotated in the rear side (direction of retreat side) of cleaning bristle 41, moved to center side along control of dust rib 35 ~ 38 by the rubbish swept, the suction inlet 34 being finally arranged on central authorities aspirates.
In addition, as shown in Figure 4, when observing from the lower face side of sucking mouth 4, it is wider than rear side (direction of retreat side) that the shape of preferred bristle relief portion 32,33 is also formed as face side (direction of advance side).By forming bristle relief portion 32,33 like this, rubbish can be prevented to be gathered in bristle relief portion 32,33 inner.
(with the contact of floor)
Then, Fig. 6 and Fig. 7 is utilized to be described for sucking mouth 4 and the contact of floor.Fig. 7 is the side view of the sucking mouth 4 of the state that sucking mouth 4 is contacted with floor S.
As shown in Figure 6, under the state that sucking mouth 4 does not contact with floor, the tubular bristle (autokinesis bristle) 42 (43) of rotary cleaning body 40 is given prominence to than wheel 21 (23) and the more downward side of rear wheel 23.Therefore, as shown in Figure 7, in the state making sucking mouth 4 contact with floor S, the tubular bristle 42,43 of contact floor S is out of shape, and the contact area of tubular bristle 42,43 and floor S increases.By rotary actuation rotary cleaning body 40, the autokinesis performance of electric vacuum cleaner 1 can be guaranteed, improve the operability of electric vacuum cleaner 1.
On the other hand, sucking mouth 4 contacts with floor S with wheel 21 ~ 23.Described above in figure 3, wheel 21,22 is configured in the position by face side (direction of advance side) compared with rotary cleaning body 40, and rear wheel 23 is configured in the position of compared with rotary cleaning body 40 backrest surface side (direction of retreat side).By adopting this structure, make the contact area of tubular bristle 42,43 and floor S can not be excessive.Thereby, it is possible to prevent the load of the drive motors of rotary actuation rotary cleaning body 40 (motor) 20 (with reference to aftermentioned Figure 13) from increasing, prevent the excessive heating of drive motors (motor) 20.
In addition, as shown in Figure 6 and Figure 7, the height at the lower surface rear portion 29 of sucking mouth 4 will exceed a part compared to the lower surface (lower surface of rotary cleaning body accommodating chamber 30 periphery) of the sucking mouth 4 of the front side (direction of advance side) of fasten bristles 27, in addition, described above in figure 3, rear wheel 23 has the central diameter shape less than the diameter of the left and right sides.Thereby, it is possible to prevent rubbish to be gathered between fasten bristles 27 and rear wheel 23.
(rotation of suction inlet joint)
Then, the rotation for suction inlet joint 13 utilizes Fig. 8 to be described.Fig. 8 is the C-C sectional view of Fig. 3, and Fig. 8 (a) is the flat sleeping state of suction inlet joint 13, and Fig. 8 (b) is the upright state of suction inlet joint 13.
As shown in Fig. 8 (a) He Fig. 8 (b), suction inlet joint 13 can rotate around the rotating shaft of the length direction of sucking mouth 4 (not shown).
In addition, as shown in Fig. 8 (b), under the state that suction inlet joint 13 is upright, the locking surface 13E of suction inlet joint 13 abuts with the locking surface 11A of upper shell 11, makes suction inlet joint 13 can not continue forwards to rotate.
At this, as shown in Fig. 1 (b), under the state (state that suction inlet joint 13 is upright) that electric vacuum cleaner 1 is upright, the center of gravity G of electric vacuum cleaner 1 (portable main body 2 side around rotating shaft R rotates) than rotating shaft R on the front.In addition, when observing from the lower face side of sucking mouth 4, in the triangle (trapezoidal) that center of gravity G is configured in link wheel 21 ~ 23 and obtains.Thus, under the state that electric vacuum cleaner 1 is upright, can be stably upright.
(dust collecting space)
Then, Fig. 9 and Figure 10 is utilized to be described for dust collecting space 50.Fig. 9 is the front view of the sucking mouth 4 included by electric vacuum cleaner 1 of present embodiment.Figure 10 is the enlarged drawing of the D part of Fig. 3.
As shown in Figure 9, dust collecting space 50 for being formed in the space of the face side of the lower house 12 of sucking mouth 4, for storing the space of rubbish when sucking mouth 4 forward direction moves temporarily.As shown in Figure 10, when observing from the lower face side of sucking mouth 4, the face side (direction of advance side) of dust collecting space 50 is formed as shape jorum being cut into half, can collect rubbish.In addition, as shown in Figure 9, when observing sucking mouth 4 from front, front end (lower end) frame of buffer part 14 is on dust collecting space 50.Make the rubbish collected in dust collecting space 50 can not deviate from from dust collecting space 50 like this.
Introducing port 51 as the stream connecting dust collecting space 50 and rotary cleaning body accommodating chamber 30 narrows.Thereby, it is possible to accelerate the flow velocity flowing through the air of introducing port 51, easily the rubbish collected in dust collecting space 50 is sucked in rotary cleaning body accommodating chamber 30.
(LED)
Figure 11 is the E-E sectional view of Fig. 9, for by the enlarged partial sectional figure after amplifying near LED guide portion 15.
The inside of housing (upper shell 11, lower house 12) is provided with the LED 16 being installed on LED-baseplate 17.LED guide portion 15 is formed by transparent resin, is formed with lens 15L.In addition, the center configuration of LED 16 is in the position of top side, the center of the plane of incidence than LED guide portion 15 (lens 15L).In addition, the center configuration of the exit facet of LED guide portion 15 (lens 15L) is in the position on the lower, center of the plane of incidence than LED guide portion 15 (lens 15L).In addition, the upper end of buffer part 14 is formed with the inclined plane part 14A that face side tilts in the mode declined.By adopting this structure, when LED 16 is luminous, irradiates light and being reflected by lens 15L, being irradiated in the face side floor of sucking mouth 4.Thereby, it is possible to be easy to the cleaning state confirming floor.In addition, due to face side floor in sucking mouth 4 can not be irradiated, therefore, it is possible to do not make the configuration of LED-baseplate 17 manufacture complicatedly in inclined LED-baseplate 17 ground.
(bearing cage part)
Figure 12 is the face upwarding stereogram of the sucking mouth 4 of state after being unloaded from lower house 12 by bearing cage part 18.
As shown in figure 12, bearing 47 is clipped by lower house 12 and bearing cage part and fixes.As shown in Fig. 5 (a), bearing 47 is inserted in the cylinder of matrix 44 of the tubular of rotary cleaning body 40, and rotary cleaning body 40 can rotate relative to bearing 47.
When operating in the mode pressing the bar 19 shown in Figure 12, latch for printed circuit (not shown) is outstanding to the direction of bearing cage part 18 from hole 19A.By bearing cage part 18 is installed on lower house 12, then action bars 19, bearing cage part 18 can be fixed on lower house 12.On the other hand, when operating in the mode of pull-up bar 19, latch for printed circuit (not shown) is drawn into the inside of hole 19A, therefore, it is possible to unloaded from lower house 12 by bearing cage part 18.By unloading bearing cage part 18, rotary cleaning body 40 can be unloaded from rotary cleaning body accommodating chamber 30.
(drive motors (motor) unit)
Figure 13 is the figure in the unit portion that drive motors (motor) 20 is described, the F-F sectional view of Figure 13 (a) to be the figure in the unit portion from top view drive motors (motor) 20, Figure 13 (b) be Figure 13 (a).
Drive motors (motor) unit has drive motors (motor) 20, fitting portion 48, unit housings 60, truckle 61, large pulley 62, belt 63, is set to the tensioner 65 that can rotate relative to axle 64.In addition, in order to reduce leakage field, at the housing of drive motors (motor) 20, auxiliary yoke 20A is installed.
As shown in Figure 13 (b), when drive motors (motor) 20 rotates, truckle 61 rotates.The belt 63 that is rotated through of truckle 61 is delivered to large pulley 62.At this, increase the diameter ratio of truckle 61 and large pulley 62, even if make small-sized drive motors (motor) 20 also high torque (HT) can be exported.In addition, by arranging tensioner 65, increase the contact area of truckle 61 and belt 63, and increase large pulley 62 and the contact area of belt 63, inhibit belt 63 to skid, make it possible to export high torque (HT).
In addition, increase the speed reducing ratio of drive motors (motor) 20 and rotary cleaning body 40 to reduce operating physical force, and tensioner 65 is set in order to prevent from jumping tooth.Speed reducing ratio is now preferably more than 2.9.
In addition, in order to reduce operating physical force, the frictional resistance with cleaning face (floor) is preferably reduced.In order to reduce the frictional resistance with cleaning face, preferably increase the gap between the bottom surface of sucking mouth 4 and cleaning face.In the present embodiment, the distance of the bottom surface of wheel 21,22 and sucking mouth 4 is made to be more than 2mm.In other words, cleaning face (floor) is made to be more than 2mm with the distance of lower house 12.Thereby, it is possible to reduce sucking mouth 4 and the frictional resistance in cleaning face, operating physical force can be reduced.
In addition, when the frictional resistance of preferred sucking mouth 4 is on the flannelette blanket that JIS " JIS C 9108 " specifies be 18N (being 12N time outlet (advance)) below.(frictional resistance is measured by following measuring method.The equipment with the mechanism of applied thrust on the direction identical with direction of operating such as rotates bristle etc. and freely rotates (such as by taking off synchronous belt etc.), and the operation resistance experiment based on " JIS C 9108 " is measured.)
In addition, in order to reduce operating physical force, except reducing frictional resistance, the shaft torque rotating bristle is also preferably increased.The shaft torque in the outlet (advance) time on the flannelette blanket preferably specified in " JIS C 9108 " is more than 30mNm.
According to the operating physical force measuring method that " JIS C 9108 " specifies, preferably reach operating physical force when reducing the effect of operating physical force at below 14N.
Contact with flannelette blanket of specifying in " JIS C 9108 ", shaft torque at more than 30mNm and bristle rotating speed when below 3000rpm, operating physical force (raising operability) can be reduced.
In above structure, the operation resistance in the operation resistance ratios loop (retrogressing) of outlet (advance) is low.
By the rotation of large pulley 62, fitting portion 48 is rotated.As shown in Fig. 5 (a), fitting portion 48 can be chimeric with hair brush base 45 side end of rotary cleaning body 40.Thereby, it is possible to the revolving force of fitting portion 48 is delivered to rotary cleaning body 40.
In addition, by making drive motors (motor) unit and unit housings 60 form, the revolving force of drive motors (motor) 20 can be delivered to fitting portion 48 (rotary cleaning body 40) with not losing.
In addition, to using the electric vacuum cleaner 1 of battery 2d to be illustrated in present embodiment, but be not limited thereto.As long as have said structure and effect, can be direct connecting power line, there is winding roll, obtain the electric vacuum cleaner of electric power from the socket of wall etc., also can be comprise battery and winding roll, according to circumstances obtain the electric vacuum cleaner of electric power.
In addition, present embodiment is provided with tubular bristle 42,43 (autokinesis bristle) at cleaning bristle 41 two ends, but is not limited thereto.As long as reach the effect reducing operating physical force, also can be the electric vacuum cleaner not comprising fasten bristles 27.
Indicia explanation
1 ... electric vacuum cleaner
2 ... portable main body (main body of dust collector)
2a ... portable body inlet pipe
2b ... dust storage chamber
2c ... electric fan
2d ... battery
2e ... hand grip
3 ... holding rod
3a ... power knob
4 ... sucking mouth
5 ... stream
6 ... cradle
11 ... upper shell (housing)
11A ... locking surface
12 ... lower house (housing)
13 ... suction inlet joint
13A ... flow channel tube
13B ... suction inlet fixture
13C ... suction inlet terminal
13D ... flexible pipe
13E ... locking surface
14 ... buffer part
14A ... inclined plane part
15 ... LED guide portion
15L ... lens
16……LED
17 ... LED-baseplate
18 ... bearing cage part
19 ... securing rod
20 ... drive motors (motor)
20A ... auxiliary yoke
21,22 ... wheel
23 ... rear wheel
24,25 ... hair brushing part
26 ... floor detects wheel
27 ... fasten bristles
28 ... fasten bristles dodges recess
29 ... lower surface rear portion
30 ... rotary cleaning body accommodating chamber
31 ... accommodating chamber end face
32,33 ... bristle relief portion
34 ... suction inlet
35 ~ 38 ... control of dust rib
40 ... rotary cleaning body
41 ... cleaning bristle
42,43 ... tubular bristle (autokinesis bristle)
44 ... matrix
45,46 ... hair brush base
47 ... bearing
48 ... fitting portion
50 ... dust collecting space
51 ... introducing port
61 ... truckle
62 ... large pulley
63 ... belt
64 ... axle
65 ... tensioner
G ... center of gravity
S ... floor
R ... rotating shaft

Claims (10)

1. an electric vacuum cleaner, is characterized in that, comprising:
Main body of dust collector; With
The sucking mouth installed with described main body of dust collector one, wherein,
Described sucking mouth comprises:
Housing;
At the rotary cleaning body accommodating chamber that lower surface is formed;
Rotatably be configured in the rotary cleaning body in described rotary cleaning body accommodating chamber; With
Drive the motor of described rotary cleaning body,
Described rotary cleaning body has:
Cleaning bristle, it is the bristle given prominence to laterally from the outer peripheral face of the matrix of tubular; With
Tubular bristle, it is be arranged at the two ends of described cleaning bristle, the bristle closeer than described cleaning bristle.
2. an electric vacuum cleaner, it is provided with electric fan and dust storage chamber between handle and sucking mouth, and the feature of this electric vacuum cleaner is:
Described sucking mouth comprises motor;
The driving force that the power that described motor applies to be used in this electric vacuum cleaner of operation reduces.
3. electric vacuum cleaner as claimed in claim 2, is characterized in that:
Described sucking mouth comprises rotary cleaning body,
Described motor drives this rotary cleaning body,
The lower surface of this rotary cleaning body is positioned at the foot of this sucking mouth.
4. electric vacuum cleaner as claimed in claim 2 or claim 3, is characterized in that:
Described sucking mouth comprises:
At the rotary cleaning body accommodating chamber that lower surface is formed;
Rotatably be configured in the rotary cleaning body in described rotary cleaning body accommodating chamber; With
Drive the motor of described rotary cleaning body,
Described rotary cleaning body has:
Cleaning bristle, it is the bristle given prominence to laterally from the outer peripheral face of the matrix of tubular; With
Tubular bristle, it is the bristle closeer than described cleaning bristle.
5. the electric vacuum cleaner according to any one of Claims 1-4, is characterized in that:
The end face of described rotary cleaning body accommodating chamber has:
Comprise the region of the end face corresponding with described tubular bristle and the bristle relief portion arranged; With
Be arranged on the accommodating chamber end face of the length direction central portion of described rotary cleaning body accommodating chamber, wherein,
Described accommodating chamber end face is formed lower than described bristle relief portion.
6. electric vacuum cleaner as claimed in claim 5, is characterized in that:
Described accommodating chamber end face from the rear side wall of described rotary cleaning body accommodating chamber to this rotary cleaning body accommodating chamber is provided with rib,
This rib is more to go more to be obliquely installed close to the mode of the length direction central portion of described rotary cleaning body accommodating chamber toward face side.
7. electric vacuum cleaner as claimed in claim 6, is characterized in that:
Observe from the lower face side of described sucking mouth, the face side of described bristle relief portion is wider than rear side.
8. the electric vacuum cleaner according to any one of claim 1 to 7, is characterized in that:
Have at the lower surface of described sucking mouth:
Than described rotary cleaning body by face side, on the length direction of described rotary cleaning body accommodating chamber two wheels of configured separate; With
Than described rotary cleaning body backrest surface side, the rear wheel being configured in the length direction central authorities of described rotary cleaning body accommodating chamber.
9. the electric vacuum cleaner according to any one of claim 1 to 8, is characterized in that:
The bottom of described sucking mouth is more than 2mm with the nethermost gap of the housing forming described sucking mouth.
10. the electric vacuum cleaner according to any one of claim 1 to 8, is characterized in that:
When described rotary cleaning body contacts with the flannelette blanket specified in JIS C 9108, described motor apply shaft torque be more than 30mNm and bristle rotating speed in the driving force of below 3000rpm.
CN201510026779.9A 2014-01-20 2015-01-20 Electric vacuum cleaner Active CN104783732B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014008159A JP6219730B2 (en) 2014-01-20 2014-01-20 Electric vacuum cleaner
JP2014-008159 2014-01-20

Publications (2)

Publication Number Publication Date
CN104783732A true CN104783732A (en) 2015-07-22
CN104783732B CN104783732B (en) 2018-02-13

Family

ID=53549265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510026779.9A Active CN104783732B (en) 2014-01-20 2015-01-20 Electric vacuum cleaner

Country Status (2)

Country Link
JP (1) JP6219730B2 (en)
CN (1) CN104783732B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111031872A (en) * 2017-08-22 2020-04-17 三星电子株式会社 Vacuum cleaner

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6413090B2 (en) * 2015-09-25 2018-10-31 パナソニックIpマネジメント株式会社 Electric vacuum cleaner

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02144029A (en) * 1988-11-25 1990-06-01 Tokyo Electric Co Ltd Intake port body of vacuum cleaner
CN1186417A (en) * 1995-05-21 1998-07-01 戈伦·埃德隆 Cleaning tool of a vacuum cleaner
CN1365263A (en) * 1999-08-07 2002-08-21 阿尔弗莱德凯歇尔两合公司 Mobile sweeping machine
CN2734124Y (en) * 2004-02-09 2005-10-19 李福金 Electric floor brush
CN2808046Y (en) * 2005-07-22 2006-08-23 廖文云 Multifunctional dust-absorbing cleaning machine
JP2009017902A (en) * 2007-07-10 2009-01-29 Hitachi Appliances Inc Suction port body of vacuum cleaner and vacuum cleaner using the same
CN102551597A (en) * 2010-12-15 2012-07-11 碧洁家庭护理有限公司 Suction nozzle assembly
CN102949145A (en) * 2011-08-23 2013-03-06 碧洁家庭护理有限公司 Vacuum cleaner

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000166826A (en) * 1998-12-10 2000-06-20 Matsushita Electric Ind Co Ltd Vacuum cleaner
JP2005253656A (en) * 2004-03-11 2005-09-22 Sharp Corp Suction nozzle of vacuum cleaner and vacuum cleaner equipped with the same
JP2008086825A (en) * 2007-12-27 2008-04-17 Hitachi Appliances Inc Vacuum cleaner

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02144029A (en) * 1988-11-25 1990-06-01 Tokyo Electric Co Ltd Intake port body of vacuum cleaner
CN1186417A (en) * 1995-05-21 1998-07-01 戈伦·埃德隆 Cleaning tool of a vacuum cleaner
CN1365263A (en) * 1999-08-07 2002-08-21 阿尔弗莱德凯歇尔两合公司 Mobile sweeping machine
CN2734124Y (en) * 2004-02-09 2005-10-19 李福金 Electric floor brush
CN2808046Y (en) * 2005-07-22 2006-08-23 廖文云 Multifunctional dust-absorbing cleaning machine
JP2009017902A (en) * 2007-07-10 2009-01-29 Hitachi Appliances Inc Suction port body of vacuum cleaner and vacuum cleaner using the same
CN102551597A (en) * 2010-12-15 2012-07-11 碧洁家庭护理有限公司 Suction nozzle assembly
CN102949145A (en) * 2011-08-23 2013-03-06 碧洁家庭护理有限公司 Vacuum cleaner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111031872A (en) * 2017-08-22 2020-04-17 三星电子株式会社 Vacuum cleaner

Also Published As

Publication number Publication date
JP2015136396A (en) 2015-07-30
CN104783732B (en) 2018-02-13
JP6219730B2 (en) 2017-10-25

Similar Documents

Publication Publication Date Title
JP5486657B2 (en) Autonomous floor cleaning robot
CA2460997C (en) Surface cleaning apparatus
JP2005006857A (en) Vacuum cleaner
US20050235440A1 (en) Surface cleaning apparatus
JP2009285178A (en) Suction nozzle and vacuum cleaner
CN104783732A (en) Electric vacuum cleaner
JP6076924B2 (en) Vacuum cleaner mouthpiece and vacuum cleaner using the mouthpiece
JP6871961B2 (en) Vacuum cleaner
KR100751472B1 (en) a vacuum cleaner
JP2017221785A (en) Vacuum cleaner
KR20090129114A (en) Cleaner
JP2006020895A (en) Vacuum cleaner
KR20050061709A (en) Damp cloth kit compatable with a vacuum cleaner
JP2004057364A (en) Suction port body and vacuum cleaner
JP2015156884A (en) vacuum cleaner
KR20110047597A (en) A vacuum cleaner
JP4085750B2 (en) Vacuum cleaner suction tool and vacuum cleaner using the same
JP3757922B2 (en) Vacuum cleaner suction tool and vacuum cleaner using the same
KR102206564B1 (en) Cleaner
JP2019000297A (en) Suction port body and vacuum cleaner
JP2000237102A (en) Suction port of vacuum cleaner
JP2017144054A (en) Suction port body and vacuum cleaner
CN109381117A (en) Electric vacuum cleaner
JP2010035793A (en) Suction port body and vacuum cleaner
JP3432165B2 (en) Electric vacuum cleaner

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: Tokyo, Japan, Japan

Patentee after: Hitachi Global Living Program Co., Ltd.

Address before: Tokyo, Japan, Japan

Patentee before: Hitachi Household Electric Appliance Co.