WO2022223014A1 - Aspirateur - Google Patents

Aspirateur Download PDF

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Publication number
WO2022223014A1
WO2022223014A1 PCT/CN2022/088350 CN2022088350W WO2022223014A1 WO 2022223014 A1 WO2022223014 A1 WO 2022223014A1 CN 2022088350 W CN2022088350 W CN 2022088350W WO 2022223014 A1 WO2022223014 A1 WO 2022223014A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust
vacuum cleaner
dirty air
port
motor
Prior art date
Application number
PCT/CN2022/088350
Other languages
English (en)
Chinese (zh)
Inventor
卞庄
Original Assignee
苏州爱普电器有限公司
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 苏州爱普电器有限公司 filed Critical 苏州爱普电器有限公司
Publication of WO2022223014A1 publication Critical patent/WO2022223014A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M17/00—Apparatus for the destruction of vermin in soil or in foodstuffs
    • 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
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/24—Hand-supported suction cleaners
    • 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
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • 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
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • A47L7/009—Details of suction cleaner tools for additional purposes
    • 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
    • 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
    • A47L9/02—Nozzles
    • A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
    • 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
    • A47L9/02—Nozzles
    • A47L9/08—Nozzles with means adapted for blowing
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
    • A47L9/2884—Details of arrangements of batteries or their installation
    • 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
    • A47L9/32—Handles
    • 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
    • A47L9/32—Handles
    • A47L9/322—Handles for hand-supported suction cleaners

Definitions

  • the present application relates to the technical field of cleaning equipment, and in particular, to a vacuum cleaner.
  • Vacuum cleaners rely on a drive motor to create a vacuum before the dirty air intakes to the motor impeller. The resulting vacuum collects debris from the surface to be cleaned, sucks it through the dirty air duct, and accumulates the debris in the dust cup, thereby achieving a cleaning effect.
  • the dirty air suction port of vacuum cleaners currently on the market adopts a single suction port structure. Therefore, when cleaning objects with low surface tension such as curtains, due to the negative pressure in front of the suction port, these objects are attached to the dirty air suction port, preventing the vacuum cleaner from continuously inhaling dirty air and moving on the surface of such objects. . In addition, when using this type of vacuum cleaner to clean pet hair and epidermis, the pet hair will be sucked into the dirty air intake, which will cause a large pulling on the root of the pet hair, and the pet's comfort will be low.
  • the purpose of this application is to provide an improved vacuum cleaner.
  • a vacuum cleaner comprising: a suction nozzle part, the suction nozzle part includes a dirty air suction port; a motor part, the motor part is configured to generate suction force and draw ambient air into the dirty air intake; a dust cup portion in fluid communication with the dirty air intake and configured to store debris separated from the dirty air flow; and at least one exhaust port, the at least one exhaust port is used for discharging clean air from the motor part; wherein, the at least one exhaust port is close to the dirty air intake port, and the dirty air is sucked in The port is configured to direct outside air to be drawn in in a first direction, and the at least one exhaust port is configured to direct clean air from the motor portion to be blown out in a second direction opposite to the first direction.
  • the vacuum cleaner of the above technical solution by arranging the exhaust port outside the dirty air intake port, can form a positive pressure outside the dirty air intake port, and the continuous positive pressure can make the surface tension-free objects such as curtains always inhale the dirty air. Keep a certain distance from the mouth, so as to prevent the surface tension-free objects such as curtains from sticking to the dirty air suction mouth, and ensure the normal movement of the vacuum cleaner.
  • the continuous positive pressure can blow part of the pet's hair away from the dirty air intake, improving the pet's comfort.
  • the at least one exhaust port surrounds the periphery of the dirty air intake port.
  • the at least one exhaust port is located at the front side of the dirty air intake port or is flush with the dirty air intake port.
  • the negative pressure of the dirty air suction port is used to vacuum the upper part of the pet hair root, and the positive pressure formed by the exhaust port can be used to buffer the pulling of the pet hair root caused by the negative pressure of the dirty air suction port to improve the pet's comfort.
  • the dirty air suction port and the at least one exhaust port are both located on the front side of the dust cup portion, and the motor portion is located on the rear side of the dust cup portion. Debris in the dirty air, pet hair and epidermis dust are collected in the dust cup to achieve a cleaning effect. At the same time, the pet is kept away from the motor noise, and the comfort of the pet when the device is used is improved.
  • the vacuum cleaner further comprises a handle part, the handle part is configured to be able to be held by a user's hand, and the handle part is adjacent to the motor part. User-friendly operation, away from dirty air.
  • the handle part is rotatably connected to the motor part. It is convenient for the user to freely adjust the position of the handle portion as required.
  • the handle portion is configured to receive at least one battery, and the at least one battery is used to power the motor portion. This makes the vacuum cleaner compact.
  • the vacuum cleaner further includes an exhaust path, the exhaust path communicates with the motor part and the at least one exhaust port, and the exhaust path at least has Parts pass from the outside of the dust cup portion.
  • the arrangement has a compact structure, extends the exhaust passage, reduces the pressure of the exhaust outlet, and prevents the exhaust from blowing debris on the surface of the object.
  • the vacuum cleaner further includes: an exhaust part, the exhaust part is located outside the dust cup part, the exhaust part includes an exhaust housing, the exhaust part is A part of the outer wall surface of the dust cup part abuts on the exhaust casing, and at least part of the exhaust path is defined by the exhaust casing.
  • the at least one exhaust port is annular or distributed in an annular shape, and the at least one exhaust port surrounds the periphery of the dirty air suction mask body and is arranged concentrically with each other .
  • the at least one exhaust port is configured so that the clean air can be blown out along the second direction in an outward diffusing manner.
  • the pressure of the positive pressure zone is reduced.
  • the at least one exhaust port is configured so that the clean air can be blown out along the second direction in an inner gathering manner. In order to reduce the positive pressure area formed on the front side of the exhaust port. Increase plenum pressure.
  • it further includes a blowing nozzle, the at least one exhaust port is formed on the blowing nozzle, and the blowing nozzle is removably arranged at the suction nozzle part . It is convenient for users to remove or replace different types of nozzles and to clean the nozzles.
  • the front part of the blowing nozzle is provided with several protruding posts, the several protruding posts protrude forward relative to the dirty air suction port, and the exhaust port has multiple At least part of the exhaust ports are formed on the plurality of protruding posts.
  • FIG. 1 is a schematic three-dimensional structure diagram of a vacuum cleaner according to an embodiment of the application.
  • FIG. 2 is a schematic cross-sectional front view of the vacuum cleaner shown in FIG. 1; wherein the handle portion is removed;
  • FIG. 3 is a schematic top sectional view of the vacuum cleaner shown in FIG. 1; wherein the handle portion is removed;
  • Fig. 4 is the disassembled schematic diagram of the vacuum cleaner shown in Fig. 1; wherein, the handle part is removed;
  • Fig. 5 is the schematic diagram of the air flow of the front sectional view shown in Fig. 2;
  • Fig. 6 is the schematic diagram of the air flow of the top sectional view shown in Fig. 3;
  • FIG. 7 is a schematic diagram of the blowing and inhaling directions of an exhaust port and a dirty air intake port according to an embodiment provided by the application;
  • FIG. 8 is a schematic diagram of the blowing and inhaling directions of the exhaust port and the dirty air intake port of another embodiment provided by the application;
  • FIG. 9 is a schematic structural diagram of a vacuum cleaner configured with another blowing nozzle according to an embodiment of the present application.
  • FIG. 10 is a schematic perspective view of the blowing nozzle shown in FIG. 9 .
  • Suction nozzle 101, Mounting seat; 102, Housing; 1021, Inner pipe; 1022, Outer pipe; 103, Exhaust port; 104, Dirty air suction channel; 105, Blow nozzle; 106, Ventilation hole; 107 , seal; 108, gap; 109, dirty air suction port; 1052, blowing nozzle; 1053, convex column; 1054, front wall;
  • Dust cup part 201, Dust collection chamber; 202, Intake passage; 203, Inner passage; 204, Filter; 205, Outflow passage; 206, Dust cup; 2061, Short pipe; 207, Notch; 208, Mesh filter; 2081, top cover; 2082, mesh cover; 2083, central pipe; 2084, mesh;
  • Motor part; 301 motor impeller; 302, drive motor; 303, motor housing exhaust outlet; 304, handle connection part; 305, motor part exhaust passage; 306, motor housing; 307, motor part housing;
  • the spatially relative term of "opposite direction” is used to describe the pointing relationship between the two moving directions; for example, "clean air is blown out in a second direction opposite to the first direction", it can mean that the second direction is different from the first direction.
  • the included angle formed by the first direction is in the range of 140° to 180°.
  • the spatially relative terms of "outwardly diffusing mode” and “inwardly converging mode” are used to describe the movement of an object in a certain direction, and at the same time, it also has a partial velocity of outward or inward movement.
  • the clean air is blown out along the second direction in an outwardly diffused manner, it means that the clean air also has a partial velocity of outward movement during the movement in the second direction.
  • connection should be understood in a broad sense.
  • connection may be a fixed connection, a detachable connection, or an integrated body; it may be directly connected, or Can be indirectly connected through an intermediary.
  • Embodiments of the present application provide a cleaning device.
  • the cleaning equipment includes, for example, a hand-held vacuum cleaner or the like.
  • the specific form of the above cleaning device is not particularly limited in the embodiments of the present application. In the following, for the convenience of description, the description is given by taking a hand-held vacuum cleaner as an example.
  • FIGS. 1-4 are schematic structural diagrams of a vacuum cleaner 100 provided by an embodiment of the present application.
  • a vacuum cleaner 100 includes a nozzle part 1 , a dust cup part 2 located behind the nozzle part 1 , and a motor part 3 located behind the dust cup part 2 .
  • the nozzle part 1, the dust cup part 2, and the motor part 3 are arranged substantially along a straight line.
  • a handle 4 is also installed on the motor part 3, and the handle 4 is arranged to be convenient for the user to hold and operate.
  • a built-in battery (not shown in the figure) is installed inside the handle 4 for supplying power to the drive motor 302 in the motor part 3 .
  • the motor part 3 and the handle 4 are rotatably connected, and the maximum rotation angle of the handle 4 is limited by the motor part housing 307 .
  • the suction nozzle 1 shown in FIGS. 2-3 includes a mounting seat 101 , a housing 102 connected to the front side of the mounting seat 101 , a dirty air suction port 109 formed at the front end of the housing 102 , and a dirty air suction port 109 located at the front end of the housing 102 .
  • the housing 102 adopts an integrated design, including an inner tube 1021 and an outer tube 1022 located at the periphery of the inner tube.
  • the inner side of the inner tube 1021 forms the dirty air suction passage 104 .
  • the dirty air intake port 109 is located at the foremost end of the entire housing 102 and is in fluid communication with the dirty air intake passage 104 to suck in dirty air.
  • the gap 108 is located between the inner tube 1021 and the outer tube 1022 , and the outer tube 1022 is provided with a ventilation hole 106 for realizing the communication between the gap 108 and the exhaust port 103 .
  • the blowing nozzle 105 is cylindrical, which is engaged with the front part of the casing 102 .
  • An exhaust port 103 is defined between the front portion of the housing 102 and the blowing nozzle 105 .
  • the exhaust port 103 is annular and surrounds the dirty air intake port 109, and the exhaust port 103 and the dirty air intake port 109 are arranged concentrically and flush; in other alternative solutions, the exhaust port is also It may protrude to the front side relative to the dirty air intake.
  • the blowing nozzle 105 and the housing 102 are detachably connected, which can facilitate the user to replace and use different types of blowing nozzles and to clean the blowing nozzles.
  • the detachable connection manner of the blowing nozzle 105 and the housing 102 is not limited, for example, the connection may be performed through a snap-fit structure, a twist-lock structure, or the like. Among them, the structures of the snap-fit structure and the turn-lock structure are well known to those skilled in the art.
  • the blowing nozzle 105 can utilize the positive pressure of the exhaust port 103 to prevent the object from sticking to the dirty air suction port 109 when the vacuum cleaner is used to vacuum the objects with low surface tension such as curtains and clothes, so as to ensure the vacuum
  • the vacuum cleaner 100 continuously sucks in dirty air and moves along such surfaces.
  • the blowing nozzle can also effectively relieve the pulling of the root of the pet hair due to the negative pressure of the dirty air suction port 109 when the vacuum cleaner 100 is used to vacuum the pet hair and epidermis, thereby improving the pet's comfort.
  • the dust cup portion 2 includes a dust cup 206 defining a dust collection chamber 201 inside, a mesh filter 208 disposed at the rear of the dust collection cup 206 and partially extending into the dust collection chamber 201 .
  • the dust cup 206 and the mesh filter 208 on the dust cup part 2 can be disassembled together, so as to dump the dust inside the dust cup 206 and clean the dust cup 206 and the mesh filter 208 .
  • the dust collecting cup 206 is an integral member having a cylindrical structure, the front end of the dust collecting cup 206 has a notch 207, and the rear end is an open structure.
  • the front part of the dust cup 206 has a part of the cup wall extending to the rear side to form a short pipe 2061 which passes through the gap 207 and penetrates the inner side of the dust cup 206 , and the inner side of the short pipe 2061 forms the air intake passage 202 .
  • the front end of the dust cup 206 is in contact with the rear end surface of the mounting seat 101, and the inner pipe 1021 and the short pipe 2061 are sealedly connected by the sealing member 1 107, and the air intake Channel 202 is in fluid communication with dirty air intake channel 104 .
  • the mesh filter 208 includes a top cover 2081 , a cylindrical mesh cover 2082 with several mesh holes 2084 , and a central pipe 2083 located inside the mesh cover 2082 and fixedly connected to the mesh cover 2082 .
  • the front end of the central pipe 2083 is connected to the short pipe 2061 , and the rear end passes through the mesh cover 2082 and extends into the dust collection chamber 201 .
  • the inner side of the central pipe 2083 forms an inner passage 203 , and the intake passage 202 is in fluid communication with the inner passage 203 .
  • the rear end of the mesh cover 2082 is connected to the top cover 2081 and abuts against the inner wall of the dust collecting cup 206.
  • the top cover 2081 is detachably installed at the opening of the rear end of the dust collecting cup 206 and closes the dust collecting chamber 201 .
  • the top cover 2081 , the mesh cover 2082 , and the center tube 2083 collectively define the outflow channel 205 , which is located inside the mesh filter 208 .
  • the meshes 2084 of the mesh cover 2082 provide fluid communication for fluid flow from the dust collection chamber 201 into the passages 205 .
  • a detachable filter 204 is provided on the inner side of the top cover 2082 for filtering the dirty air passing through the outflow channel 205; the filter 204 can be a sponge filter or a Hypa filter.
  • the motor part 3 includes a motor impeller 301 , a drive motor 302 , a handle connection part 304 , a motor part exhaust passage 305 , a motor housing 306 , and a motor part housing 307 .
  • the drive motor 302 is powered by the built-in battery of the handle 4 , and the drive motor 302 drives the motor impeller 301 , thereby forming a continuous negative pressure on the fluid path between the dirty air intake 109 and the motor impeller 301 .
  • the motor portion exhaust passage 305 is defined by a gap between the motor housing 306 and the motor portion housing 307 .
  • a motor exhaust outlet 303 is arranged at the rear end of the motor housing 306 to realize fluid communication between the inner side of the motor housing 306 and the exhaust passage 305 of the motor part.
  • the handle connection part 304 is arranged on the motor part housing 307 and is used to connect the motor part 3 and the handle 4 .
  • the exhaust portion 5 includes an exhaust housing 504 , and the interior of the exhaust housing 504 has a passage 502 extending in the front-rear direction.
  • Passage 502 has an outlet 501 at the front of the exhaust housing 504 and an inlet 503 at the rear of the exhaust housing 504.
  • the outlet 501 communicates with the gap 108 of the nozzle portion 1 .
  • Inlet 503 is in fluid communication with motor section exhaust passage 305 .
  • the solid arrows in the figures indicate the flow direction of the dirty air carrying debris
  • the dashed arrows indicate the flow direction of the clean air that has separated debris.
  • the exhaust passage 305 , the inlet 503 , the passage 502 , the outlet 501 , the gap 108 , the ventilation hole 106 and the exhaust port 103 of the motor part are connected in sequence to form an exhaust for the clean air in the motor part 3 to be discharged from the vacuum cleaner 100 . air path.
  • the dirty air from the outside flows through the intake channel 202 and the inner channel 203 in sequence from the dirty air intake channel 104 along the first direction F1, and enters the dust collection chamber Cyclone separation is performed in 201 , and the debris separated by the rotary separation action and the debris blocked by the mesh cover 2082 of the mesh filter 208 are collected and stored by the dust collecting cup 201 .
  • the dirty air passes through the mesh holes 2084 to reach the outflow channel 205, and the filter 204 disposed at the middle end of the outflow channel 205 further separates the debris carried by the dirty air, thereby obtaining clean air.
  • the clean air coming out of the outflow passage 205 passes through the motor impeller 301, drives the motor 302, the motor exhaust port 303, and reaches the exhaust passage 305 of the motor part. After that, it goes through the inlet 503 , the channel 502 , and the outlet 501 in sequence to enter the gap 108 . Finally, it reaches the exhaust port 103 through the ventilation hole 106 , and is discharged along the second direction F2 , thereby forming a positive pressure around the dirty air intake port 109 .
  • the flow direction of the clean air discharged from the exhaust port 103 may be to gather toward the negative pressure area in front of the dirty air intake port 109 , or it may be toward the front side of the dirty air intake port 109 .
  • the peripheral direction of the negative pressure area is diffused; in short, it does not necessarily form an included angle of 180° with the first direction F1.
  • the specific angle formed by the first direction F1 and the second direction F2 is defined by the structure of the blowing nozzle 105.
  • the specific structure of the blowing nozzle 105 and the specific angle formed by the first direction F1 and the second direction F2 are not protected by the present application Scope is limited.
  • the present application provides a schematic diagram of a vacuum cleaner configured with a blowing nozzle 1052 of another structure and a three-dimensional schematic diagram of the blowing nozzle 1052 .
  • the blowing nozzle 1052 is characterized in that the area of the exhaust port is enlarged.
  • the front part of the blowing nozzle 1052 has a front wall 1054 with a hollow in the middle, and the dirty air suction port 109 is located or extended to the hollow in the middle of the front wall 1054 .
  • the front wall 1054 is also provided with a number of protruding posts 1053, and these protruding posts 1053 protrude forward relative to the front wall 1054; in this example, the number of exhaust ports 103 is multiple and integrated on the blowing nozzle 1052; some exhaust ports Ports 103 are formed on the front wall 1054; other exhaust ports 103 are formed on these protruding posts 1053, and these exhaust ports 103 will be located in front of the dirty air intake port 109, that is, during operation, these exhaust ports 103 are more Close to the surface to be cleaned; all these exhaust ports 103 can effectively blow out clean air, so that when the pet's skin and hair is vacuumed with a vacuum cleaner, the dirty air intake port 109 can always keep a certain distance from the root of the pet hair, which effectively relieves The negative pressure of the dirty air suction channel pulls the root of the pet's hair and can comb the pet's hair and massage the pet at the same time, which improves the efficiency and comfort of the pet's hair when using vacuum cleaning
  • blowing nozzle 105 and the blowing nozzle 1052 can also be set to other suitable sizes according to actual needs, as long as they can be connected to a vacuum cleaner, which is not applicable to this application. The scope of protection is limited.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Soil Sciences (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)

Abstract

Aspirateur comprenant une partie buse d'aspiration (1) ayant un orifice d'aspiration d'air sale (109), une partie bac à poussière (2), une partie moteur (3), une poignée (4), et un orifice d'échappement (103) pour évacuer l'air propre de la partie moteur (3), l'orifice d'échappement (103) étant proche de l'orifice d'aspiration d'air sale (109), l'orifice d'aspiration d'air sale (109) étant conçu pour être apte à guider l'air extérieur à aspirer dans une première direction (F1), et l'orifice d'échappement (103) étant conçu pour être apte à guider l'air propre provenant de la partie moteur (3) à souffler dans une seconde direction (F2), qui est opposée à la première direction (F1).
PCT/CN2022/088350 2021-04-23 2022-04-22 Aspirateur WO2022223014A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110443677.2A CN115227137B (zh) 2021-04-23 2021-04-23 真空吸尘器
CN202110443677.2 2021-04-23

Publications (1)

Publication Number Publication Date
WO2022223014A1 true WO2022223014A1 (fr) 2022-10-27

Family

ID=83665791

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/088350 WO2022223014A1 (fr) 2021-04-23 2022-04-22 Aspirateur

Country Status (2)

Country Link
CN (1) CN115227137B (fr)
WO (1) WO2022223014A1 (fr)

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US20090241285A1 (en) * 2008-03-31 2009-10-01 Hinklin Darrell W Convertible blower/vacuum
CN205458414U (zh) * 2016-01-04 2016-08-17 江苏美的清洁电器股份有限公司 手持式吸尘器
CN106073629A (zh) * 2016-01-20 2016-11-09 江苏美的清洁电器股份有限公司 手持式吸尘器
CN109171557A (zh) * 2018-07-30 2019-01-11 珠海格力电器股份有限公司 一种吸尘器
CN208957951U (zh) * 2018-06-21 2019-06-11 小狗电器互联网科技（北京）股份有限公司 手持真空吸尘器
CN110652249A (zh) * 2019-11-08 2020-01-07 珠海格力电器股份有限公司 吸尘器

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DE9312607U1 (de) * 1993-08-23 1993-10-28 Schoettle Kg Electrostar Saug- und Blasvorrichtung
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