WO2019037569A1 - Aspirateur - Google Patents

Aspirateur Download PDF

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Publication number
WO2019037569A1
WO2019037569A1 PCT/CN2018/097202 CN2018097202W WO2019037569A1 WO 2019037569 A1 WO2019037569 A1 WO 2019037569A1 CN 2018097202 W CN2018097202 W CN 2018097202W WO 2019037569 A1 WO2019037569 A1 WO 2019037569A1
Authority
WO
WIPO (PCT)
Prior art keywords
dust cup
dust
assembly
cyclone
vacuum cleaner
Prior art date
Application number
PCT/CN2018/097202
Other languages
English (en)
Chinese (zh)
Inventor
任开强
郭怡隽
王华威
沈兆祥
朴永哲
Original Assignee
江苏美的清洁电器股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 江苏美的清洁电器股份有限公司 filed Critical 江苏美的清洁电器股份有限公司
Publication of WO2019037569A1 publication Critical patent/WO2019037569A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1683—Dust collecting chambers; Dust collecting receptacles
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1691—Mounting or coupling means for cyclonic chamber or dust receptacles

Definitions

  • the invention relates to the field of household appliances, and in particular to a vacuum cleaner.
  • the prior art vacuum cleaner dust cup structure is liable to cause the problem that dust or debris at the bottom of the dust cup is easily twisted twice.
  • the present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes a vacuum cleaner which can effectively solve the problem that dust or debris at the bottom of the dust cup is secondarily screwed up.
  • a vacuum cleaner includes: a body assembly; a dust cup assembly detachably coupled to a front side of the body assembly, the dust cup assembly including: a dust cup body, the dust cup a dust cup cavity is defined in the body, the dust cup body is provided with a dust cup air inlet, the bottom of the dust cup body constitutes an dust collecting cavity, and a part of the outer peripheral wall of the dust cup body corresponding to the dust collecting cavity is convex outward Forming a protrusion; a cyclone cylinder, the cyclone cylinder is disposed in the dust cup body, and the cyclone cylinder is provided with a cyclone inlet pipe corresponding to the air inlet of the dust cup, and the cyclone inlet tube is along the air inlet direction The spiral extends, and the bottom of the cyclone is provided with a ash hole communicating with the ash chamber.
  • a cyclone having a cyclone inlet into a spiral shape is disposed in the dust cup assembly to realize high-efficiency air dust separation, and at the same time, a part of the peripheral wall of the corresponding dust collecting chamber of the dust cup body is The outer protrusion forms a protrusion, which avoids the phenomenon that the dust in the dust collecting chamber is double-screwed and the collected dust is secondary filtered, thereby improving the filtering efficiency of the dust cup assembly.
  • a cyclone outlet is provided on the outer peripheral wall of the cyclone.
  • an angle between the cyclone outlet and the cyclone inlet pipe is greater than 180 degrees in the air inlet direction.
  • the cross-sectional area of the vortex inlet tube gradually increases in a direction from the center to the periphery.
  • the body assembly is provided with a fastener
  • the dust cup assembly further comprising: a dust cup handle body, the dust cup handle body is located at a front side of the body assembly, the dust cup
  • the handle body is provided with an assembly hole; a dust cup handle cover, the dust cup handle cover is attached to the dust cup handle body, and a handle cavity is defined between the dust cup handle cover and the dust cup handle body
  • the dust cup handle cover is provided with a guiding stud and a button outlet hole, the guiding stud is provided with an assembly threaded hole facing the mounting hole; a dust cup release button, the dust cup release button is slidable Positioned in the inner cavity of the handle, a part of the dust cup release button is fitted in the button outlet hole, and the dust cup release button is provided with a card member, and the card member protrudes from the handle cavity And engaging with the fastener, the card member is provided with a guiding hole on the guiding stud; the button resets the elastic member, and the button reset elastic member is connected
  • the rear side wall of the dust cup handle cover is provided with a downwardly extending extending opening, the card member protrudes from the protruding opening, and the guiding stud is formed in the protruding opening.
  • a portion of the rear side wall is recessed forward to form a concave block, the concave block is located above the protruding opening, and the guiding stud is provided at the bottom of the concave block.
  • the button reset elastic member is a spring
  • the dust cup handle body is provided with a button reset positioning platform, and a bottom end of the spring is sleeved on the button reset positioning platform, and the bottom end of the spring is stopped. Reach on the dust cup release button.
  • a bottom of the dust cup release button is provided with a positioning recess, and the top of the button reset elastic member abuts in the positioning recess.
  • the top of the dust cup handle body is provided with a mounting ring surrounding the mounting hole, and a bottom end of the guiding stud is sleeved in the assembly ring.
  • FIG. 1 is a schematic view showing the structure of a dust cup body of a vacuum cleaner according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural view of a cyclone of a vacuum cleaner according to an embodiment of the present invention.
  • Figure 3 is a partial structural view of the cyclone cylinder shown in Figure 2.
  • FIG. 4 is a schematic structural view of a cyclone of a vacuum cleaner according to another embodiment of the present invention.
  • Fig. 5 is a cross-sectional view showing a partial structure of a vacuum cleaner according to an embodiment of the present invention.
  • Figure 6 is a partial cross-sectional view showing the vacuum cleaner dust cup assembly and the airframe assembly shown in Figure 5 in a disengaged state.
  • Figure 7 is a perspective view of the dust cup handle cover of the vacuum cleaner of Figure 5.
  • Vacuum cleaner 1000
  • a dust cup handle body 420 an assembly hole 421, an assembly ring 422, a button reset positioning table 423,
  • a dust cup handle cover 430 a dust cup handle cover 430, a guiding stud 431, a fitting threaded hole 4311, a button outlet hole 432, an extending opening 433, a concave block 434,
  • a dust cup release button 440 a card member 441, a guide hole 442, a positioning recess 443,
  • Dust cup body 470 dust cup cavity 471, dust cup air inlet 472, dust collecting chamber 473,
  • Cyclone 480 cyclone inlet 481, ash hole 482, cyclone outlet 483.
  • a vacuum cleaner 1000 includes a fuselage assembly 300 and a dust cup assembly 400 that is detachably coupled to a front side of the fuselage assembly 300.
  • the dust cup assembly 400 includes a dust cup body 470 and a cyclone cylinder 480.
  • the dust cup body 470 defines a dust cup cavity 471, and the dust cup body 470 is provided with a dust cup air inlet 472.
  • the bottom of the dust cup body 470 constitutes a dust collecting chamber 473, and a part of the outer circumference of the corresponding dust collecting chamber 473 of the dust cup body 470 The wall protrudes outward to form a projection.
  • the cyclone cylinder 480 is disposed in the dust cup body 470.
  • the cyclone cylinder 480 is provided with a cyclone inlet pipe 481 corresponding to the dust cup air inlet 472.
  • the cyclone inlet pipe 481 extends spirally along the air inlet direction, and the bottom of the cyclone cylinder 480 is connected.
  • the airflow enters the dust cup air inlet 472 with dust, and enters the cyclone cylinder 480 through the cyclone inlet pipe 481. Since the cyclone cylinder 480 is in a tilt state under normal conditions, the cyclone tube is circulated. The 481 spirals in the direction of the air inlet. When the airflow enters the circular cylinder wall, the airflow will rapidly rotate with the dust and rise at the same time. Due to the heavy weight of the large particles in the airflow, the large particles of dust will fall into the dust cup due to the self-weight. The separation of air and dust is achieved, thereby improving the dust separation efficiency of the dust cup.
  • the falling dust will enter the dust collecting chamber 473 of the dust cup from the falling hole 482, and a part of the outer peripheral wall of the corresponding dust collecting chamber 473 of the dust cup body 470 protrudes outward to form a projection. Therefore, when a part of the cyclone is screwed to the bottom of the dust cup, the convex portion can turbulence of the cyclone flow, and finally the dust in the dust collecting chamber 473 is not rotated again and remains in the dust cup, thus avoiding the dust collecting chamber. The dust in the 473 is repeatedly squished to cause the collected dust to be secondary filtered, thereby improving the filtration efficiency of the dust cup assembly 400.
  • the cyclone cylinder 480 in which the cyclone inlet pipe 481 is spirally disposed in the dust cup assembly 400 realizes high-efficiency air dust separation, and at the same time, the corresponding dust collecting chamber of the dust cup body 470 A part of the outer peripheral wall of the 473 protrudes outward to form a protrusion, which prevents the dust in the dust collecting chamber 473 from being secondarily swirled, so that the collected dust is secondary filtered, thereby improving the filtering efficiency of the dust cup assembly.
  • the bottom wall of the cyclone cylinder 480 is formed as a flat surface. It can be understood that, in the normal state, the cyclone cylinder 480 is in an inclined state, and the bottom wall of the cyclone cylinder 480 is formed into a plane, which is more favorable for the large particle dust to slide down to the ash hole 482 and enter the ash chamber from the ash hole 482. 473.
  • a cyclone outlet 483 is provided on the outer peripheral wall of the cyclone cylinder 480. It can be understood that when the cyclone 480 is working normally, a large volume of garbage will be taken out from the cyclone outlet 483, which can effectively solve the problem that the cyclone 480 is blocked by a large volume of garbage, and reduces the number of times of dusting by the user.
  • the angle between the cyclone outlet 483 and the cyclone inlet 481 is greater than 180 degrees in the air inlet direction. Thereby, it is possible to better remove large-volume garbage from the cyclone outlet 483.
  • the cross-sectional area of the vortex inlet tube 481 is gradually increased in the direction from the center to the outer circumference.
  • the fuselage assembly 300 is provided with a fastener 310 that is detachably coupled to the front side of the fuselage assembly 300.
  • the dust cup assembly 400 includes a dust cup handle body 420, a dust cup handle cover 430, a dust cup release button 440, a button reset elastic member 450, and an assembly screw 460.
  • the dust cup handle body 420 is located on the front side of the body assembly 300, and the dust cup handle body 420 is provided with a mounting hole 422.
  • the dust cup handle cover 430 is closed on the dust cup handle body 420.
  • the dust cup handle cover 430 and the dust cup handle body 420 define a handle inner cavity.
  • the dust cup handle cover 430 is provided with a guiding stud 431 and a button exit hole. 432.
  • the guiding stud 431 is provided with a fitting threaded hole 4311 facing the mounting hole 422.
  • the dust cup release button 440 is slidably disposed in the inner cavity of the handle, a part of the dust cup release button 440 is fitted in the button outlet hole 432, and the dust cup release button 440 is provided with a card member 441, and the card member 441 extends out of the handle cavity. And engaging with the fastener 310, the card member 441 is provided with a guiding hole 442 on the guiding stud 431.
  • the button return elastic member 450 is coupled between the dust cup release button 440 and the inner wall of the handle lumen.
  • the assembly screw 460 passes through the fitting hole 422 and is connected in the fitting screw hole 4311, and the extending direction of the guide stud 431 coincides with the fastening direction of the card member 441.
  • the clip 441 on the dust cup assembly 400 cooperates with the fastener 310 on the body assembly 300 to lock the dust cup assembly 400 to the body assembly 300.
  • the dust cup release button 440 on the dust cup assembly 400 is pressed, the card member 441 is disengaged from the fastener 310, at which point the dust cup assembly 400 can be removed from the body assembly 300.
  • the operation of unlocking the dust cup assembly 400 and the body assembly 300 is very simple, and the user can quickly and easily unlock the dust cup assembly 400 and the body assembly 300.
  • the card member 441 is provided with a guiding hole 442 on the guiding stud 431, and the extending direction of the guiding post is consistent with the fastening direction of the card member 441. Therefore, the guiding stud 431 can be opposite to the card member 441.
  • the activity plays a guiding role to prevent the card member 441 and the fastener 310 from being “snapped” due to the skew of the card member 441 when the user presses the dust cup release button 440.
  • the dust cup handle body 420 is provided with an assembly hole 422 facing the guide stud 431, and the card member 441 on the dust cup release button 440 is provided with a jacket on the guide.
  • a guiding hole 442 on the stud 431, and the guiding stud 431 is provided with a fitting threaded hole 4311.
  • the guiding stud 431 passes through the dust cup release button 440 and is disposed opposite the mounting hole 422, and then The assembly screw 460 is fitted through the fitting hole 422 to the fitting threaded hole 4311 on the guide stud 431, thereby achieving connection of the dust cup handle cover 430, the dust cup handle body 420, and the dust cup release button 440. That is, the guide stud 431 can function to connect the dust cup handle cover 430, the dust cup handle body 420, and the dust cup release button 440.
  • the guide studs 431 function in two ways:
  • the rear side wall of the dust cup handle cover 430 is provided with a downwardly extending extending opening 433.
  • the card member 441 extends from the protruding opening 433, and the guiding stud 431 is formed in the extension. Exit 433.
  • a portion of the rear side wall is recessed forward to form a concave block 434, the concave block 434 is located above the protruding opening 433, and the guiding stud 431 is provided at the bottom of the concave block 434.
  • the free end of the clip 441 is formed in an upwardly extending hook shape
  • the free end of the fastener 310 is formed in a downwardly extending hook shape.
  • Such a design can cause the free end of the fastener 310 to restrict the free end of the card member 441 from swinging to the left and right, whereby the locking function of the dust cup assembly 400 and the body assembly 300 can be better achieved.
  • the free end of the clip 441 is provided with a snap hole, and the free end of the fastener 310 is formed into a downwardly extending hook shape and can be inserted into the snap hole.
  • the snap hole may also be provided on the free end of the fastener 310, and the free end of the clip 441 is formed in an upwardly extending hook shape and can be inserted into the snap hole.
  • the button return resilient member 450 is a spring.
  • the dust cup handle body 420 is provided with a button reset positioning table 423, and the bottom end of the spring is sleeved on the button reset positioning table 423, and the bottom end of the spring is stopped against the dust cup release button 440.
  • one end of the spring stops against the dust cup release button 440 and the other end abuts against the dust cup handle body 420.
  • the user needs to press the dust cup release button 440 downward to release the card member 441 from the fastener 310, and the dust cup release button 440 compresses the compression spring.
  • the spring stores elastic potential energy.
  • the dust cup release button 440 is released and the spring releases the stored elastic potential energy, causing the dust cup release button 440 to return to the initial position.
  • the bottom of the dust cup release button 440 is provided with a positioning recess 443, and the top of the button reset elastic member 450 abuts in the positioning recess 443.
  • the positioning recess can position the button elastic member to prevent the button return elastic member 450 from being bent when the user presses the dust cup release button 440 with a large force, so that the button reset elastic member 450 cannot be completely reset.
  • the top of the button reset elastic member 450 can also be stopped against the bottom wall of the dust cup release button 440.
  • the top of the dust cup handle body 420 is provided with a mounting ring 422 that surrounds the mounting hole 422, and the bottom end of the guiding stud 431 fits within the mounting ring 422. It can be understood that the guiding stud 431 can sequentially pass through the dust cup release button 440 and the dust cup handle body 420, thereby better connecting the dust cup handle body 420, the dust cup release button 440 and the dust cup handle body. The role of 420.
  • a vacuum cleaner 1000 according to an embodiment of the present invention will now be described with reference to Figs.
  • the cleaner 1000 of the present embodiment includes a dust cup assembly 400 and a body assembly 300.
  • the dust cup assembly 400 includes a dust cup handle body 420, a dust cup handle cover 430, a dust cup release button 440, a button reset elastic member 450, an assembly screw 460, a dust cup body 470, and a cyclone cylinder 480. .
  • the dust cup handle body 420 is located at the front side of the body assembly 300.
  • the dust cup handle body 420 is provided with a mounting hole 422, and the top of the dust cup handle body 420 is provided with a mounting ring 422 surrounding the mounting hole 422. Guided to the stud 431.
  • the dust cup handle cover 430 is closed on the dust cup handle body 420.
  • the dust cup handle cover 430 and the dust cup handle body 420 define a handle inner cavity.
  • the dust cup handle cover 430 is provided with a guiding stud 431 and a button exit hole. 432.
  • the guiding stud 431 is provided with a fitting threaded hole 4311 facing the mounting hole 422.
  • the dust cup release button 440 is fitted in the button outlet hole 432 and can slide in the up and down direction in the button outlet hole 432.
  • the dust cup release button 440 is provided with a card member 441, and the card member 441 extends out of the handle cavity and the fastener member.
  • the snaps 310 are engaged, and the card member 441 is provided with a guiding hole 442 which is sleeved on the guiding stud 431.
  • the button reset elastic member 450 is connected between the dust cup release button 440 and the inner wall of the handle inner cavity, and the top end of the button reset elastic member 450 is stopped in the positioning concave portion 443 at the bottom of the dust cup release button 440, and the button resets the bottom of the elastic member 450. The end is pressed against the button of the dust cup handle to reset the positioning table 423.
  • the assembly screw 460 passes through the fitting hole 422 and is connected within the fitting screw hole 4311.
  • the dust cup body 470 defines a dust cup cavity 471, and the dust cup body 470 is provided with a dust cup air inlet 472.
  • the bottom of the dust cup body 470 constitutes a dust collecting chamber 473, and a part of the outer circumference of the corresponding dust collecting chamber 473 of the dust cup body 470 The wall protrudes outward to form a projection.
  • the cyclone cylinder 480 is provided with a cyclone inlet pipe 481 corresponding to the dust cup air inlet 472 and a cyclone outlet 483 connecting the dust cup cavity 471.
  • the cyclone inlet pipe 481 extends spirally along the air inlet direction, and the bottom wall of the cyclone cylinder 480 is a plane.
  • a ash hole 482 that connects the ash chamber 473 is provided.
  • the vacuum cleaner 1000 of this embodiment has the following advantages:
  • the cyclone cylinder 480 in which the cyclone inlet pipe 481 is spirally disposed in the dust cup assembly 400 realizes high-efficiency air dust separation
  • the outer peripheral wall of the cyclone cylinder 480 is provided with a cyclone outlet 483, which can effectively solve the problem that the cyclone cylinder 480 is blocked by a large volume of garbage, and reduces the number of times of dusting by the user.
  • the dust cup handle cover 430 is provided with a guiding stud 431, and the guiding stud 431 can guide the movement of the dust cup release button 440, and can also connect the dust cup handle cover 430 and the dust cup handle.
  • the function of the body 420 and the dust cup release button 440 simplifies the locking mechanism of the dust cup assembly 400 of the vacuum cleaner 1000 and the body assembly 300, improves the utilization rate of parts, and improves assembly efficiency.

Abstract

La présente invention concerne un aspirateur (1000). L'aspirateur (1000) comprend un ensemble corps (300) et un ensemble bac à poussière (400). L'ensemble bac à poussière (400) comprend un bac à poussière (470) et un cyclone (480). Le fond interne du bac à poussière (470) forme une cavité d'accumulation de poussière (473). La paroi circonférentielle externe de la partie du bac à poussière (470) correspondant à la cavité d'accumulation de poussière (473) fait saillie vers l'extérieur pour former une saillie. Le cyclone (480) a un tuyau d'entrée d'air tourbillonnant (481) correspondant à une entrée d'air de bac à poussière (472). Le tuyau d'entrée d'air tourbillonnant (481) s'étend de manière hélicoïdale dans une direction d'entrée d'air. Le fond du cyclone (480) a un trou de réception de poussière (480) communiquant avec la cavité d'accumulation de poussière.
PCT/CN2018/097202 2017-08-22 2018-07-26 Aspirateur WO2019037569A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710726487.5A CN107260067B (zh) 2017-08-22 2017-08-22 吸尘器
CN201710726487.5 2017-08-22

Publications (1)

Publication Number Publication Date
WO2019037569A1 true WO2019037569A1 (fr) 2019-02-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/097202 WO2019037569A1 (fr) 2017-08-22 2018-07-26 Aspirateur

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CN (1) CN107260067B (fr)
WO (1) WO2019037569A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107260067B (zh) * 2017-08-22 2020-10-27 江苏美的清洁电器股份有限公司 吸尘器
CN108903780A (zh) * 2018-08-13 2018-11-30 珠海格力电器股份有限公司 一种吸尘器主机及吸尘器
CN109288448B (zh) * 2018-11-09 2024-04-16 苏州市春菊电器有限公司 一种吸尘器尘杯进风口防落尘结构

Citations (7)

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Publication number Priority date Publication date Assignee Title
CN200939096Y (zh) * 2006-06-26 2007-08-29 王克荣 吸尘器的旋风除尘装置
CN201365881Y (zh) * 2009-03-12 2009-12-23 罗建元 吸尘器灰尘分离杯二级灰尘分离装置
CN201384460Y (zh) * 2009-04-01 2010-01-20 金莱克电气股份有限公司 旋风分离尘杯及使用它的吸尘器
CN201431419Y (zh) * 2009-06-04 2010-03-31 乐长琴 吸尘器尘杯
CN201861557U (zh) * 2010-09-13 2011-06-15 莱克电气股份有限公司 具有锁扣结构的吸尘器
CN204971103U (zh) * 2015-08-31 2016-01-20 徐毅 一种多功能车载吸尘器
CN107260067A (zh) * 2017-08-22 2017-10-20 江苏美的清洁电器股份有限公司 吸尘器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101700180B (zh) * 2009-10-29 2011-08-24 金莱克电气股份有限公司 吸尘器旋风除尘装置
CN202776160U (zh) * 2012-07-30 2013-03-13 莱克电气股份有限公司 一种具有新型弹性锁扣的吸尘器尘杯
CN203539239U (zh) * 2013-10-29 2014-04-16 莱克电气股份有限公司 应用于旋风吸尘器的尘杯装取结构及吸尘器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200939096Y (zh) * 2006-06-26 2007-08-29 王克荣 吸尘器的旋风除尘装置
CN201365881Y (zh) * 2009-03-12 2009-12-23 罗建元 吸尘器灰尘分离杯二级灰尘分离装置
CN201384460Y (zh) * 2009-04-01 2010-01-20 金莱克电气股份有限公司 旋风分离尘杯及使用它的吸尘器
CN201431419Y (zh) * 2009-06-04 2010-03-31 乐长琴 吸尘器尘杯
CN201861557U (zh) * 2010-09-13 2011-06-15 莱克电气股份有限公司 具有锁扣结构的吸尘器
CN204971103U (zh) * 2015-08-31 2016-01-20 徐毅 一种多功能车载吸尘器
CN107260067A (zh) * 2017-08-22 2017-10-20 江苏美的清洁电器股份有限公司 吸尘器

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