WO2018196749A1 - Capot interne d'aspirateur à poussière et aspirateur à poussière - Google Patents

Capot interne d'aspirateur à poussière et aspirateur à poussière Download PDF

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Publication number
WO2018196749A1
WO2018196749A1 PCT/CN2018/084274 CN2018084274W WO2018196749A1 WO 2018196749 A1 WO2018196749 A1 WO 2018196749A1 CN 2018084274 W CN2018084274 W CN 2018084274W WO 2018196749 A1 WO2018196749 A1 WO 2018196749A1
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WO
WIPO (PCT)
Prior art keywords
inner cover
cover
ring
vacuum cleaner
outer ring
Prior art date
Application number
PCT/CN2018/084274
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English (en)
Chinese (zh)
Inventor
林云龙
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 WO2018196749A1 publication Critical patent/WO2018196749A1/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
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping

Definitions

  • the present disclosure relates to the field of vacuum cleaner manufacturing technology, and in particular to an inner cover of a vacuum cleaner and a vacuum cleaner having the motor cover.
  • the present disclosure is intended to address at least one of the technical problems existing in the prior art. To this end, the present disclosure proposes an inner cover of a vacuum cleaner, the inner cover of which can extend the transmission path of airflow noise and reduce the airflow noise transmitted to the outside.
  • An inner cover of a vacuum cleaner includes: an inner cover inner ring, an inner cover outer ring, a connecting plate and an inner cover cover, the inner cover outer ring is sleeved outside the inner cover inner ring, and the upper portion passes a connecting plate is connected to the inner ring inner ring, the inner cover plate closes a lower end of the inner cover outer ring, and is spaced apart from a bottom wall of the inner cover inner ring to define an inner cover air flow path.
  • the motor assembly of the vacuum cleaner is adapted to be mounted in a receiving cavity of the inner ring inner ring, and at least one of the connecting plate and the inner cover outer ring is provided with air flow communicating with the receiving cavity and the inner cover
  • the venting structure of the duct, the portion of the outer shroud of the inner shroud that is away from the venting structure is provided with a venting hole.
  • the transmission path of the airflow noise can be prolonged, the airflow noise transmitted to the outside can be reduced, and the vibration of the motor can be prevented by the multiple covers to prevent vibration.
  • the noise is transmitted directly to the housing of the vacuum cleaner, helping to weaken the operating noise of the vacuum cleaner.
  • a peripheral wall of the inner ring inner ring includes a plurality of sub inner rings, a plurality of the sub inner rings are circumferentially spaced apart, and two of each of the sub inner rings The sides are each connected to the inner shroud outer ring to partition the inner shroud air flow passage in the circumferential direction.
  • both sides of the sub-annular ring extend outwardly in a direction toward the outer ring outer ring to extend from an inner peripheral wall of the inner cover outer ring to
  • the inner shroud air flow passage is circumferentially separated.
  • the connecting plate is a radially extending plate body and includes a plurality of sub-connecting plates, the plurality of sub-connecting plates are circumferentially spaced apart, and a plurality of The inner circle of the narration corresponds one-to-one.
  • At least one of the plurality of sub-connecting plates is provided with a vent hole, and a peripheral wall of the corresponding sub-inner ring is provided with a venting groove, and the venting structure includes The vent hole and the venting groove.
  • vent holes are plural, and are arranged in a dot matrix type, the venting grooves are plural, and are circumferentially spaced apart, and the vent holes are plural And set to dot matrix type.
  • the ventilation structure and the exhaust hole are respectively located on both sides of the inner side of the inner cover, and the inner cover air flow path is in the inner cover cover and the inner cover
  • the junction of the inner shroud outer ring forms two curves.
  • An inner cover of a vacuum cleaner further includes: a sound absorbing sponge, the sound absorbing sponge being disposed in the inner air passage of the inner cover.
  • An inner cover of a vacuum cleaner further includes: an upper cover body, the upper cover body being connected to the inner cover outer ring, and defining together with the inner cover inner ring and the connecting plate Storage chamber
  • a surface of the inner cover cover facing the motor assembly is provided with a reflection groove.
  • the inner cover inner ring, the inner cover outer ring, and the connecting plate are integrally formed.
  • the present disclosure also proposes a vacuum cleaner having an inner cover of the vacuum cleaner according to any of the above.
  • the vacuum cleaner has the same advantages as the prior art of the vacuum cleaner, and will not be described herein.
  • FIG. 1 is a longitudinal cross-sectional view of a vacuum cleaner according to an embodiment of the present disclosure
  • FIG. 2 is a longitudinal cross-sectional view of an inner cover (showing a motor assembly) in accordance with an embodiment of the present disclosure
  • FIG. 3 is a schematic structural view of an inner cover according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic structural view of an inner cover according to an embodiment of the present disclosure (showing the airflow direction);
  • Figure 5 is a partial cross-sectional view of an inner cover panel in accordance with an embodiment of the present disclosure.
  • the vacuum cleaner 1000 the air inlet 1001 of the whole machine, the air outlet 1002 of the whole machine,
  • Motor cover 100 accommodating cavity 101, inner cover air flow path 102, reflection groove 106,
  • Cover 110 upper cover 112
  • Inner cover 120 inner cover outer ring 121, exhaust hole 121a, inner cover inner ring 122, inner inner ring 122a, vent groove 122b, extension portion 122c, inner cover plate 123, connecting plate 125, sub-connecting plate 125a, through Air hole 125b,
  • Motor assembly 300 motor 310, motor pressure seat 320,
  • Dust cup 400 Dust cup 400, front air guiding structure 500, air filter 600.
  • connection In the description of the present disclosure, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components.
  • Connected, or integrally connected can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components.
  • the specific meanings of the above terms in the present disclosure can be understood in the specific circumstances by those skilled in the art.
  • the inner cover of the vacuum cleaner includes: an inner cover inner ring, an inner cover outer ring, a connecting plate and an inner cover cover, the inner cover outer ring is sleeved outside the inner cover inner ring, and the upper portion passes through the connecting plate and the inner cover
  • the inner cover covers the lower end of the outer ring of the inner cover and is spaced apart from the bottom wall of the inner ring of the inner cover to define an inner air passage of the inner cover, and the motor assembly of the vacuum cleaner is adapted to be mounted in the receiving cavity of the inner ring of the inner cover
  • the at least one of the connecting plate and the inner shroud outer ring is provided with a venting structure connecting the accommodating cavity and the inner hood air flow passage, and a portion of the inner shroud outer ring remote from the venting structure is provided with a venting hole.
  • the transmission path of the airflow noise can be prolonged, the airflow noise transmitted to the outside can be reduced, and the vibration of the motor can be prevented by the multiple covers, thereby preventing vibration noise.
  • Direct transfer to the housing of the vacuum cleaner helps to reduce the operating noise of the vacuum cleaner.
  • the peripheral wall of the inner ring of the inner cover includes a plurality of sub-inner rings, the plurality of sub-inner rings are circumferentially spaced apart, and both sides of each of the sub-annular rings are connected to the inner shroud outer ring to be separated in the circumferential direction. Cover air flow path.
  • the sides of the inner ring extend outwardly in a direction toward the inner shroud outer ring out of an extension connected to the inner peripheral wall of the inner shroud outer ring to circumferentially partition the inner shroud air flow passage.
  • the connecting plate is a radially extending plate body and includes a plurality of sub-connecting plates, the plurality of sub-connecting plates are circumferentially spaced apart and are in one-to-one correspondence with the plurality of sub-inner rings.
  • At least one of the plurality of sub-connecting plates is provided with a venting hole, and a peripheral wall of the corresponding sub-inner ring is provided with a venting groove, and the venting structure comprises a venting hole and a venting groove.
  • the vent holes are plural, and are arranged in a dot matrix type, a plurality of vent grooves, and are circumferentially spaced apart, and the vent holes are plural, and are arranged in a dot matrix type.
  • venting structure and the venting opening are respectively located on opposite radial sides of the inner shroud, and the inner shroud air flow path forms two bends at the junction of the inner shroud cover and the inner shroud outer ring.
  • the inner cover of the vacuum cleaner further comprises: a sound absorbing sponge, and the sound absorbing sponge is disposed in the air flow passage of the inner cover.
  • the inner cover of the vacuum cleaner further includes: an upper cover body, the upper cover body is connected to the inner cover outer ring, and defines a receiving cavity together with the inner cover inner ring and the connecting plate
  • the surface of the inner shroud cover facing the motor assembly is provided with a reflective groove.
  • the inner shroud inner ring, the inner shroud outer ring, and the connecting plate are integrally formed.
  • the present disclosure also proposes a vacuum cleaner having an inner cover of the vacuum cleaner of any of the above.
  • a vacuum cleaner 1000 according to an embodiment of the present disclosure will be described below with reference to FIGS.
  • the vacuum cleaner 1000 may include a housing 200, a dust cup 400, a motor cover 100, a motor assembly 300, an air filter 600, and the like.
  • the housing 200 defines a cavity for accommodating components such as the dust cup 400, the motor cover 100, the air filter 600, and the like.
  • the housing 200 includes a base 210 for supporting the entire machine, and the housing 200 has a whole air inlet. 1001 and the exhaust vent 1002 of the whole machine, the air inlet 1001 of the whole machine is used for inhaling gas, and the exhaust vent 1002 of the whole machine is used for discharging the gas separated by the whole machine as dust, and the dust cup 400 is used for the air inlet 1001 of the whole machine.
  • the inhaled gas is subjected to dust separation, and the motor assembly 300 is disposed on one side of the dust cup 400.
  • the motor cover 100 is used to cover and mount the motor assembly 300.
  • the gas sucked by the motor assembly 300 can pass through the air flow defined by the motor cover 100.
  • the passage flows into the exhaust vent 1002 of the whole machine and is discharged, and an air filter 600 may be disposed in front of the exhaust vent 1002 of the whole machine, and the air filter 600 is used for filtering the gas to be discharged.
  • the motor cover 100 includes an inner cover 120.
  • the motor assembly 300 is mounted in the inner cover 100.
  • the motor cover 100 may further include a cover 110.
  • the inner cover 120 may be disposed in the outer cover 110.
  • the inner cover 120 and the outer cover 110 may also be defined.
  • the air flow passage is led out by the airflow drawn by the power supply unit assembly 300.
  • the inner cover 120 of the cleaner 1000 is used to mount the motor assembly 300.
  • the inner cover 120 of the vacuum cleaner 1000 includes an inner cover inner ring 122, an inner cover outer ring 121, a connecting plate 125, and an inner cover plate 123.
  • the inner cover outer ring 121 is sleeved outside the inner cover inner ring 122, and the upper portion of the inner cover outer ring 121 is connected to the inner cover inner ring 122 through the connecting plate 125.
  • the upper portion of the inner cover outer ring 121 can pass through the connecting plate 125.
  • the connecting plate 125 may be a plate body extending in the radial direction.
  • the inner cover inner ring 122, the inner cover outer ring 121, and the connecting plate 125 may be integrally formed.
  • the lower end of the inner cover outer ring 121 is open, the inner cover plate 123 closes the lower end of the inner cover outer ring 121, and the inner cover plate 123 can be coupled with the inner cover outer ring 121.
  • the inner cover inner ring 122 and the inner cover outer ring 121 The connecting plate 125 and the inner cover plate 123 may have a "concave" shape longitudinal section.
  • the bottom wall of the inner shroud inner ring 122 is spaced apart from the inner shroud cover 123 to define an inner shroud air flow passage 102.
  • the inner shroud inner ring 122, the inner shroud outer ring 121, the connecting plate 125 and the inner shroud cover 123 are collectively defined.
  • the inner cover air flow path 102, the inner cover air flow path 102 may include a circumferential air flow path formed between the peripheral wall of the inner cover inner ring 122 and the outer ring of the inner cover 120, and the bottom wall and the inner cover of the inner cover inner ring 122. An air flow path at the bottom formed between the cover plates 123.
  • the motor assembly 300 of the vacuum cleaner 1000 is adapted to be mounted in the receiving cavity 101 of the inner shroud inner ring 122, and at least one of the connecting plate 125 and the inner shroud outer ring 121 is provided with a ventilation structure, the receiving cavity 101 and the inner shroud air flow path 102. Connected through a venting structure.
  • the connecting plate 125 is provided with a ventilation structure, and the inner cover outer ring 121 is not provided with a ventilation structure; in another embodiment, the connecting plate 125 is not provided with a ventilation structure, and the inner cover
  • the outer ring 121 is provided with a ventilation structure; in still another embodiment, the connection plate 125 and the inner cover outer ring 121 are provided with a ventilation structure.
  • a portion of the inner shroud outer ring 121 remote from the venting structure is provided with a venting hole 121a for guiding the gas flowing to the inner shroud air flow path 102, such as reference to FIG. 1, the inner shroud outer ring 121, and the inner cover
  • the plate 123 and the outer cover 110 may collectively define a lower air flow passage of the outer cover, and the inner cover air flow path 102 may communicate with the lower air flow path of the outer cover through the exhaust hole 121a.
  • the air flow in the inner cover 120 is such that the airflow is sucked from the suction port of the motor assembly 300, and is discharged into the accommodating cavity 101 by the motor assembly 300, and the airflow in the accommodating cavity 101 is passed through the venting structure.
  • the airflow passage 102 flows into the inner cover air flow passage 102 and is discharged through the air discharge hole 121a.
  • the air discharge hole 121a is provided at a portion of the inner cover outer ring 121 away from the ventilation structure, the airflow enters the motor assembly 300 and is discharged. To go through a long flow path, correspondingly, the transmission path of the airflow noise is greatly lengthened, and the noise transmitted to the outside is greatly weakened.
  • the motor assembly 300 includes a motor 310 and a motor pressure seat 320.
  • the motor 310 is supported on the motor pressure seat 320.
  • the motor pressure seat 320 supports the bottom wall of the inner cover inner ring 122, so that the motor pressure is applied.
  • the seat 320 is covered by the inner cover inner ring 122 and the inner cover 120 outer ring layer, so as to be separated from the base 210 of the housing 200 by multiple covers and air, and the vibration of the motor 310 can only pass through the motor pressure seat 320. Passing to the inner shroud inner ring 122 instead of directly to the base 210, the vibration noise is greatly attenuated by the multiple isolation of the inner shroud inner ring 122, the outer shroud outer ring and the air.
  • the inner cover 120 of the cleaner 1000 by providing the inner cover 120 of the plurality of layers, the transmission path of the airflow noise can be prolonged, the airflow noise transmitted to the outside can be reduced, and the vibration of the motor 310 can be separated by the multiple covers, It is possible to prevent the vibration noise from being directly transmitted to the casing 200 of the cleaner 1000, contributing to the weakening of the operating noise of the cleaner 1000.
  • the exhaust hole 121a may be plural, and the plurality of exhaust holes 121a may be designed as a dot matrix type, specifically, a plurality of The vent hole 121a may be designed as a honeycomb dot matrix type, and a part of the airflow may be blocked by the inner shroud outer ring 121 when the gas in the inner shroud air flow path 102 flows through the vent hole 121a of the above-described configuration.
  • the peripheral wall of the inner shroud inner ring 122 includes a plurality of sub inner rings 122a, such as two, and the plurality of sub inner rings 122a are circumferentially spaced apart.
  • each sub-inner ring 122a are connected to the inner shroud outer ring 121 to partition the inner shroud air flow passage 102 in the circumferential direction, and each sub inner inner ring 122a divides only the outer wall of the inner shroud inner ring 122 and the inner shroud 120 A circumferential air flow path formed between the rings such that the air flow must pass through the formed air flow path between the bottom wall of the inner shroud inner ring 122 and the inner shroud cover 123, and the effective path of the inner shroud air flow path 102 long.
  • both sides of the inner inner ring 122a extend outwardly toward the inner shroud outer ring 121 to extend outwardly from the inner peripheral wall of the inner shroud outer ring 121 to partition the inner air passage in the circumferential direction. 102.
  • the connecting plate 125 is a radially extending plate body, and the connecting plate 125 includes a plurality of sub-connecting plates 125a, the plurality of sub-connecting plates 125a may be circumferentially spaced apart, and the plurality of sub-connecting plates 125a One-to-one correspondence with the plurality of sub-inner rings 122a, each of the sub-connecting plates 125a is respectively connected to one sub-inner ring 122a, and each of the sub-connecting plates 125a, the corresponding sub-inner ring 122a and the outer ring of the inner cover 120 collectively define a piece of inner air.
  • the flow passages, the different sub-inner air passages need to communicate with the air flow passage at the bottom formed between the bottom wall of the inner shroud inner ring 122 and the inner shroud cover 123.
  • At least one of the plurality of sub-connecting plates 125a is provided with a vent hole 125b.
  • the peripheral wall of the corresponding sub-inner ring 122a is provided with a venting groove 122b.
  • the venting structure includes a vent hole 125b and a venting groove 122b, so that the exhaust gas is highly efficient.
  • the vent holes 125b may be plural, and the plurality of vent holes 125b may be arranged in a dot matrix type.
  • the plurality of vent holes 125b may be designed as a honeycomb dot matrix type, and the airflow in the accommodating cavity 101 is flowing.
  • the venting groove 122b may have a rectangular shape. Of course, it is not limited to a rectangular shape, and may have other shapes such as an elliptical shape, a trapezoidal shape, or the like.
  • the ventilation structure and the exhaust hole 121a are respectively located on the radial sides of the inner cover 120, and the inner cover air flow path 102 forms two curves at the junction of the inner cover cover 123 and the inner cover outer ring 121.
  • a labyrinth-shaped air passage can be formed between the motor 310 and the exhaust hole 121a, and the airflow often has multiple corners, and a channel is formed between each curve.
  • the path of the entire gas flow becomes very long.
  • the noise will decrease due to reflections.
  • the noise of the motor 310 can be sufficiently reduced.
  • the inner cover 120 may further include: a sound absorbing sponge (not shown), and the sound absorbing sponge may be disposed in the inner cover air flow path 102.
  • a sound absorbing sponge (not shown)
  • the sound absorbing sponge may be disposed in the inner cover air flow path 102.
  • the noise of the airflow is absorbed by the porous sound absorbing sponge, and the suction sponge can fill the inner air passage 102 of the inner cover, so that the sound absorbing effect is better.
  • the inner air can be provided as needed.
  • a portion of the flow path 102 is filled with a sound absorbing sponge.
  • the inner cover 120 may further include an upper cover 112 connected to the inner cover outer ring 121, for example, the upper cover 112 may be engaged with the outer ring of the inner cover 120, and the upper cover 112 Together with the inner shroud inner ring 122 and the connecting plate 125, the receiving cavity 101 is defined.
  • the upper cover 120 can be connected to the suction port of the motor 310 and extends downward to cover the upper portion of the motor 310.
  • the surface of the inner cover plate 123 facing the motor assembly 300 may be provided with a reflective groove 106 that may reflect noise.
  • the airflow flows in the inner cover air flow path 102, and the noise also propagates in the inner cover air flow path 102, and the vibration of the motor 310 sequentially passes through the bottom wall of the motor pressure seat 320 and the inner cover inner ring 122.
  • the sound directed to the inner cover cover 123 is reflected by the reflection groove 106.
  • the direction of reflection of the sound can be disordered.
  • partially reflected sound waves are opposite to the original sound waves, which can be offset to achieve the purpose of noise reduction and noise reduction.
  • the reflection groove 106 may be plural, and the plurality of reflection grooves 106 are formed in a dot matrix type.
  • the plurality of reflection grooves 106 may be formed in a honeycomb dot matrix type, and the reflection groove 106 may be curved, specifically, reflective.
  • the slot 106 can be dome shaped.
  • the noise passing through the reflecting groove 106 along the way can be continuously reflected, so that as many reflected sound waves as possible are opposite to the original sound wave phase to offset more noise, and limiting the reflecting groove 106 to the above shape is advantageous for the noise to be more
  • the directions are reflected, and the formation of the reflection groove 106 is simple.
  • the size of the reflective trench 106 can be designed accordingly based on the wavelength of the test noise.
  • the cleaner 1000 of the embodiment of the present disclosure has the inner cover 120 of any of the above embodiments. According to the vacuum cleaner 1000 of the embodiment of the present disclosure, the operating noise is small.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Suction Cleaners (AREA)

Abstract

L'invention concerne un capot interne (120) d'un aspirateur à poussière comprenant : un anneau interne de capot interne (122), un anneau externe de capot interne (121), une plaque de liaison (125) et une plaque de capot interne (123). L'anneau externe de capot interne (121) est emmanché à l'extérieur de l'anneau interne de capot interne (122), et la partie supérieure de l'anneau externe de capot interne (121) est reliée à l'anneau interne de capot interne (122) au moyen de la plaque de liaison (125). L'extrémité inférieure de l'anneau externe de capot interne (121) est rendue hermétique au moyen de la plaque de capot interne (123) et la plaque de capot interne (123) est espacée de la paroi inférieure de l'anneau interne de capot interne (122), de telle sorte qu'un passage d'air de capot interne (102) est défini. Une bloc moteur (300) de l'aspirateur à poussière peut être adapté pour être monté dans une cavité d'accueil (101) de l'anneau interne de capot interne (122). Une structure de ventilation servant mettre la cavité d'accueil (101) en communication avec le passage d'air de capot interne (102) est disposée sur la plaque de liaison (125) et/ou sur l'anneau externe de capot interne (121). La partie de l'anneau externe de capot interne (121) qui est éloignée de la structure de ventilation est pourvue d'évents d'échappement (121a). L'invention concerne également un aspirateur à poussière.
PCT/CN2018/084274 2017-04-24 2018-04-24 Capot interne d'aspirateur à poussière et aspirateur à poussière WO2018196749A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710272229.4A CN107095616A (zh) 2017-04-24 2017-04-24 吸尘器的内罩和吸尘器
CN201710272229.4 2017-04-24

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WO2018196749A1 true WO2018196749A1 (fr) 2018-11-01

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WO (1) WO2018196749A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107095616A (zh) * 2017-04-24 2017-08-29 江苏美的清洁电器股份有限公司 吸尘器的内罩和吸尘器

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JP2004321975A (ja) * 2003-04-25 2004-11-18 Sanyo Electric Co Ltd 空気清浄機
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CN104414587A (zh) * 2013-09-06 2015-03-18 江苏美的春花电器股份有限公司 吸尘器及其进气装置
CN104545688A (zh) * 2013-10-28 2015-04-29 江苏美的春花电器股份有限公司 吸尘器及其减振装置
CN104887152A (zh) * 2014-03-04 2015-09-09 江苏美的春花电器股份有限公司 吸尘器及其电机罩
CN106264318A (zh) * 2016-08-16 2017-01-04 江苏美的清洁电器股份有限公司 工具箱式吸尘器
CN107095616A (zh) * 2017-04-24 2017-08-29 江苏美的清洁电器股份有限公司 吸尘器的内罩和吸尘器

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JP2002153017A (ja) * 2000-11-09 2002-05-24 Matsushita Electric Ind Co Ltd 電動送風機及びそれを用いた電気掃除機
CN2499583Y (zh) * 2001-10-16 2002-07-10 孙荣兴 带波纹的泡沫海绵吸音板
US7685673B2 (en) * 2006-12-05 2010-03-30 Andreas Stihl Ag & Co. Kg Manually guided blower
CN204003638U (zh) * 2014-05-15 2014-12-10 宁波升鸿机械设备有限公司 一种高压鼓风机的消音装置
CN104983362A (zh) * 2015-07-30 2015-10-21 江苏美的清洁电器股份有限公司 电机罩结构和吸尘器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11311432A (ja) * 1997-05-26 1999-11-09 Toto Ltd レンジフード
JP2004321975A (ja) * 2003-04-25 2004-11-18 Sanyo Electric Co Ltd 空気清浄機
JP2013063117A (ja) * 2011-09-15 2013-04-11 Sharp Corp 電気掃除機
CN104414587A (zh) * 2013-09-06 2015-03-18 江苏美的春花电器股份有限公司 吸尘器及其进气装置
CN104545688A (zh) * 2013-10-28 2015-04-29 江苏美的春花电器股份有限公司 吸尘器及其减振装置
CN104887152A (zh) * 2014-03-04 2015-09-09 江苏美的春花电器股份有限公司 吸尘器及其电机罩
CN106264318A (zh) * 2016-08-16 2017-01-04 江苏美的清洁电器股份有限公司 工具箱式吸尘器
CN107095616A (zh) * 2017-04-24 2017-08-29 江苏美的清洁电器股份有限公司 吸尘器的内罩和吸尘器

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