WO2012043007A1 - Aspirateur électrique - Google Patents

Aspirateur électrique Download PDF

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Publication number
WO2012043007A1
WO2012043007A1 PCT/JP2011/065423 JP2011065423W WO2012043007A1 WO 2012043007 A1 WO2012043007 A1 WO 2012043007A1 JP 2011065423 W JP2011065423 W JP 2011065423W WO 2012043007 A1 WO2012043007 A1 WO 2012043007A1
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WO
WIPO (PCT)
Prior art keywords
intake air
electric blower
vacuum cleaner
mode
ions
Prior art date
Application number
PCT/JP2011/065423
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English (en)
Japanese (ja)
Inventor
太田　博司
Original Assignee
シャープ株式会社
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Filing date
Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Publication of WO2012043007A1 publication Critical patent/WO2012043007A1/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

Definitions

  • This invention relates to the vacuum cleaner provided with the ion generation part which generate
  • an electric vacuum cleaner having a configuration that prevents the dust collected in the dust collecting chamber or the dust collecting chamber from being charged.
  • a configuration for preventing the dust or the dust collection chamber from being charged for example, an electric vacuum cleaner according to Japanese Patent Laid-Open No. 2003-153831 (Patent Document 1) or an electric machine according to Japanese Patent Laid-Open No. 2009-297389 (Patent Document 2).
  • Patent Document 1 Japanese Patent Laid-Open No. 2003-153831
  • Patent Document 2 Japanese Patent Laid-Open No. 2009-297389
  • the ion generator is connected to the dust collecting chamber. It arrange
  • Patent Document 1 discloses an electric cleaning in which an ion generator is disposed in a portion downstream of the dust collection chamber in an intake passage connected to the dust collection chamber. The machine is listed.
  • Patent Document 1 As in the vacuum cleaner according to Japanese Patent Laid-Open No. 2003-153831 (Patent Document 1) or the vacuum cleaner according to Japanese Patent Laid-Open No. 2009-297389 (Patent Document 2), ions are introduced into the intake passage upstream of the dust collection chamber.
  • the generator In the case where the generator is arranged, it is possible to remove electricity from the dust that flows from the intake passage toward the dust collection chamber or the member that forms the intake passage on the upstream side of the dust collection chamber.
  • an ion generator is placed in the intake passage upstream of the dust collection chamber, if ions flow into the dust collection chamber from the intake passage, the dust and dust that have flowed into the dust collection chamber The inside of the collection chamber can be neutralized.
  • Patent Document 1 when the ion generator is arranged in the intake passage downstream of the dust collection chamber as in the vacuum cleaner according to Japanese Patent Laid-Open No. 2003-153831 (Patent Document 1), the downstream side of the dust collection chamber.
  • the member forming the intake passage can be neutralized.
  • the ion generator when the ion generator is arranged in the vicinity of the exhaust port of the intake passage, ions can be discharged into a space such as a room, so that air in the room can be purified.
  • Patent Document 1 the electric vacuum cleaner according to Japanese Patent Application Laid-Open No. 2003-153831 (Patent Document 1) or the electric vacuum cleaner according to Japanese Patent Application Laid-Open No. 2009-297389 (Patent Document 2), cleaning is performed, at the end of cleaning, or cleaning. It is desired to effectively supply ions to the intake air in accordance with the mode or the like.
  • an object of the present invention is to provide a vacuum cleaner provided with an ion generator, which can effectively supply ions to intake air.
  • the vacuum cleaner according to the present invention includes a suction port body, an electric blower, an intake passage, a dust collection chamber, an ion generation unit, and a main body.
  • the suction port body has a suction port.
  • the electric blower generates intake air.
  • the intake passage guides intake air from the suction port body to the electric blower.
  • the dust collection chamber is disposed in the intake passage, and rotates the intake air to separate the dust.
  • the ion generator generates ions.
  • the ion generation part has an introduction path, and this introduction path distributes the intake air containing the generated ions to the dust collection chamber.
  • the main body accommodates at least a dust collection chamber and an ion generation unit, and has a lead-out path.
  • the lead-out path circulates the intake air including the ions generated by the ion generation unit.
  • the dust collection chamber is formed with an introduction port
  • the main body is formed with a lead-out port.
  • the introduction port introduces intake air including ions flowing through the introduction path into the dust collection chamber.
  • the outlet port guides the intake air including the ions flowing through the outlet path to the outside of the main body.
  • the vacuum cleaner according to the present invention includes a switching unit, an operation unit, and a control unit.
  • the switching unit has an ion in one of a first direction from the introduction path to the dust collection chamber via the introduction port and a second direction from the lead-out path to the outside of the main body through the lead-out port.
  • the direction in which the intake air containing the ions generated in the generator flows is switched.
  • the operation unit switches between starting and stopping driving of the electric blower.
  • the control unit is connected to the operation unit and the switching unit, and controls the switching unit based on the operation of the operation unit.
  • the switching unit switches the direction in which the intake air containing ions flows to the second direction after the operation unit is operated to start driving the electric blower, and the operation unit stops driving the electric blower. After the operation is performed, the direction in which the intake air containing ions flows is switched to the first direction.
  • the switching unit is moved in the second direction, which is the direction from the lead-out path to the outside of the main body through the lead-out port.
  • the direction in which the intake air containing ions flows is switched.
  • the switching unit includes ions in a first direction that is a direction from the introduction path to the dust collecting chamber via the introduction port. Switch the direction of intake air flow.
  • the air containing an ion is introduce
  • the vacuum cleaner according to the present invention can send ions supplied to the intake air to different places during cleaning and at the end of cleaning. Therefore, the vacuum cleaner according to the present invention can effectively supply ions to the intake air.
  • the control unit is preferably connected to the electric blower and controls the electric blower. Moreover, it is preferable that the control part has memorize
  • the first mode is a mode in which the output of the electric blower is a predetermined output.
  • the second mode is a mode in which the output of the electric blower is an output smaller than a predetermined output.
  • the operation unit has a first selection unit that selects the first mode and the second mode.
  • the switching unit is operated such that the operation unit starts driving the electric blower and the second mode is selected by the first selection unit, It is preferable to switch the direction in which the intake air containing ions flows to the first direction.
  • the switching unit when the electric vacuum cleaner is being cleaned and the second mode in which the output of the electric blower is smaller than the first mode is selected, the switching unit is in the direction in which the intake air including ions flows. Is switched to the first direction.
  • the vacuum cleaner according to the present invention includes the first mode and the second mode even during cleaning of the vacuum cleaner and at the end of cleaning, and even during cleaning of the vacuum cleaner.
  • the ions supplied to the intake air can be sent to different places. Therefore, the vacuum cleaner according to the present invention can effectively supply ions to the intake air during cleaning, at the end of cleaning, or according to the mode of cleaning.
  • the control unit preferably has a timer for measuring time. Moreover, it is preferable that the control part further memorize
  • the static elimination mode is a mode in which the first direction and the second direction are switched based on at least a predetermined time in the first mode.
  • the operation unit has a second selection unit that selects a static elimination mode.
  • the switching unit is operated such that the operation unit starts driving the electric blower, the first mode is selected by the first selection unit, and the second selection is performed.
  • the static elimination mode is selected by the unit, when the time measured by the timer has passed a predetermined time, it is preferable to switch the direction in which the intake air containing the ions flows to the first direction.
  • the switching unit changes the direction in which the intake air including ions flows. Switch to direction 1.
  • the electric vacuum cleaner according to the present invention performs cleaning in the first mode and the second mode even during cleaning and at the end of cleaning, and further in the first mode. Even in the middle, before and after the elapse of a predetermined time, the ions supplied to the intake air can be sent to different places. Therefore, the vacuum cleaner according to the present invention can supply ions to the intake air more effectively during cleaning, at the end of cleaning, or in accordance with a cleaning mode.
  • FIG. 6 is a partially enlarged view of FIG. 5. It is sectional drawing of a main body when the flow-path switching valve of the vacuum cleaner which concerns on this invention has open
  • FIG. 8 is a partially enlarged view of FIG. 7. It is a control block diagram of the vacuum cleaner concerning this invention. It is a figure which shows typically the operation part of the vacuum cleaner which concerns on this invention. It is a control flowchart of the vacuum cleaner which concerns on this invention.
  • the vacuum cleaner 1 includes a suction port body 101 having a suction port, a main body 100, an extension pipe 102, a connection pipe 103, a suction hose 104, and a connection pipe 105.
  • the main body 100 houses an electric blower 110 (see FIG. 5) that generates intake air and a dust collection chamber 120 (see FIG. 5).
  • An extension pipe 102, a connection pipe 103, a suction hose 104, and a connection pipe 105 are connected to the suction port body 101 in this order.
  • the extension pipe 102, the connection pipe 103, the suction hose 104, and the connection pipe 105 form an intake passage 200.
  • the intake passage 200 connects the suction port body 101 and the main body 100.
  • the intake passage 200 guides intake air from the suction port body 101 to the electric blower 110 disposed inside the main body 100.
  • connection pipe 103 has a grip 36.
  • the suction hose 104 is connected to the main body 100 via a connecting pipe 105.
  • the operation unit 4 is disposed on the grip 36 of the connection pipe 103. When the user operates the operation unit 4, for example, driving and stopping of the electric blower 110 are switched.
  • the operation unit 4 may be disposed on the main body 100.
  • the extension tube 102 may be configured so that it can be divided in the middle so that the user can adjust the length according to the application, or it may be configured as a double-structured telescopic type. Good.
  • the suction hose 104 is configured to bend flexibly.
  • the suction port body 101, the extension pipe 102, the connection pipe 103, and the connection pipe 105 are made of a hard material such as resin or plastic so as not to bend flexibly.
  • the main body 100 is provided with wheels 106 that support the main body 100 so as to be movable on the floor surface. Further, the main body 100 usually has a handle 131 (see FIG. 3) for the user to lift the main body 100. However, the main body 100 may not have the handle 131.
  • the main body 100 houses a dust collection chamber 120, a case member 130, and an ion generator 140. As shown in FIG. 5, an electric blower 110, a dust collection chamber 120, an ion generation unit 140, a filter 150, and an exhaust path 107 are disposed inside the main body 100. On the outer peripheral surface 100 a of the main body 100, an exhaust port 108 connected to the exhaust path 107 is formed between the left and right wheels 106.
  • the exhaust passage 107 is an air flow path located between the electric blower 110 and the exhaust port 108 in the intake passage 200. When the air separated from the dust in the dust collection chamber 120 is led out of the main body 100, it flows through the exhaust passage 107.
  • the main body 100 also has a return reflux path 109 as a flow path that guides intake air from the electric blower 110 to the ion generator 140.
  • the exhaust path 107 and the return reflux path 109 are part of the intake path 200, respectively.
  • the symbols Fr, Rr, U, D, R, and L indicate the front, rear, upper, lower, right, and left sides of the main body 100, respectively.
  • the side on which the connecting portion 132 is disposed is the front side of the main body 100
  • the side on which the exhaust port 108 is disposed is the rear side of the main body 100.
  • the vacuum cleaner 1 includes a case member 130.
  • the case member 130 has a connection portion 132.
  • a connecting pipe 105 (see FIG. 1) that forms the intake passage 200 is attached to the connecting portion 132.
  • the connecting portion 132 is disposed at the front end portion of the case member 130.
  • the case member 130 has a first opening 133 and a second opening 134 formed therein.
  • the first opening 133 is disposed at the front end of the connection portion 132.
  • the second opening 134 is disposed behind the recess 138 in the case member 130.
  • the recess 138 is a substantially cylindrical space extending in the vertical direction in the case member 130.
  • the second opening 134 is disposed above the first opening 133.
  • the vacuum cleaner 1 includes an ion generator 140.
  • the ion generator 140 having the ion generator 141 is attached to the case member 130.
  • the ion generation unit 140 includes an ion generator 141 that generates ions and an introduction path 142.
  • the ion generator 141 generates ions.
  • the intake path 142 circulates the intake air generated by the electric blower 110 and the intake air that has passed through the filter 150.
  • the introduction path 142 allows the intake air containing the generated ions to flow to the dust collection chamber 120.
  • the introduction path 142 of the ion generation unit 140 may be formed integrally with the case member 130. At this time, only the ion generator 141 may be attached to the case member 130. In the vacuum cleaner 1, the ion generator 141 generates ions while the electric blower 110 is driven.
  • a stepping motor 162 is disposed below the ion generator 140.
  • the stepping motor 162 is disposed below the introduction path 142 (see FIG. 5) in the ion generator 140.
  • the vacuum cleaner 1 includes a dust collection chamber 120.
  • the dust collection chamber 120 is disposed in the intake passage 200.
  • An inlet 125 and an inlet 121 are formed in the dust collection chamber 120.
  • the inlet 125 allows the intake air flowing through the intake passage 200 to flow into the dust collection chamber 120.
  • the introduction port 121 introduces the intake air including ions flowing through the introduction path 142 into the dust collection chamber 120. With such a configuration, the dust collection chamber 120 rotates the intake air flowing through the intake passage 200 to separate the dust.
  • the dust collecting chamber 120 is attached to the case member 130 so as to be fitted into the recess 138 of the case member 130 (see FIGS. 2 and 3).
  • a third opening 136 is formed in the case member 130.
  • the third opening 136 is disposed on the left side of the case member 130.
  • the third opening 136 is located at the downstream end of the introduction path 142 with respect to the flow direction when the intake air containing ions flows from the outlet 144 to the dust collection chamber 120.
  • the third opening 136 faces the inlet 121 of the dust collection chamber 120.
  • the upper portion 126 of the dust collection chamber 120 is a portion disposed above the center of the dust collection chamber 120 in the vertical direction.
  • the portion arranged below the center of the dust collection chamber 120 in the vertical direction is a lower portion 127 of the dust collection chamber 120.
  • the introduction port 121 is disposed in the lower portion 127 of the dust collection chamber 120.
  • An air outlet 124 is formed in the dust collection chamber 120.
  • the air outlet 124 allows the intake air separated from the dust inside the dust collection chamber 120 to flow out from the dust collection chamber 120 to the intake passage 200.
  • the intake air flowing out of the dust collecting chamber 120 from the air outlet 124 flows through the intake passage 200 toward the electric blower 110 (see FIG. 5).
  • the dust collection chamber 120 has a ceiling portion 129.
  • the ceiling part 129 constitutes a lid member of the dust collection chamber 120 and constitutes a part of the main body 100.
  • the air outlet 124 is disposed below the ceiling portion 129.
  • the air outlet 124 faces the second opening 134 of the case member 130 (see FIGS. 2 and 3). As described above, the second opening 134 is disposed above the first opening 133. Therefore, the outlet 124 is disposed above the inlet 125.
  • connection portion 132 forms a part of the intake passage 200.
  • the inlet 125 of the dust collection chamber 120 is disposed downstream of the first opening 133 with respect to the flow direction of the intake air flowing through the intake passage 200 and faces the rear end portion 135 (see FIG. 4) of the connection portion 132. ing.
  • a fourth opening 137 is formed in the rear end portion 135 of the connection portion 132.
  • the inlet 125 of the dust collection chamber 120 faces the fourth opening 137 of the rear end portion 135.
  • the inlet 125 is formed in the upper part 126 of the dust collection chamber 120.
  • the inflow port 125 is disposed above the introduction port 121.
  • the intake air flowing from the suction port body 101 (see FIG. 1) to the dust collection chamber 120 through the intake passage 200 is collected in the case member 130 (see FIG. 3) and the dust collection chamber 120.
  • the dust flows into the dust collection chamber 120.
  • the intake air passing through the ion generator 140 is supplied with ions generated by the ion generator 141, as shown in FIG. To the outside of the main body 100 through the outlet 144.
  • the intake air passing through the ion generator 140 is supplied with the ions generated by the ion generator 141, as shown in FIG. It flows into the dust collection chamber 120 through the introduction port 121.
  • the dust collection chamber 120 includes a dust cup 122 and an ion introduction path 128 having a substantially cylindrical shape.
  • the ion introduction path 128 connects the introduction port 121 and the dust cup 122.
  • the dust cup 122 has an opening as an ion inlet 123.
  • the ion introduction port 123 introduces the intake air including the ions flowing through the ion introduction path 128 through the introduction port 121 into the dust cup 122.
  • the positions of the ion introduction port 123 and the introduction port 121 in the dust collection chamber 120 in the vertical direction may be substantially the same, and the ion introduction port 123 may be below or above the introduction port 121.
  • the ion introduction path 128 is connected to the dust cup 122 so that the intake air containing ions flows into the dust cup 122 in the direction in which the tangent of the portion where the ion introduction port 123 is arranged in the cross section of the dust cup 122 extends. . As shown in FIG. 5, the ion introduction path 128 extends in a direction parallel to the direction in which the tangent of the portion where the ion introduction port 123 is arranged in the cross section of the dust cup 122.
  • the intake air including the ions flowing through the ion introduction path 128 via the introduction port 121 enters the inside of the dust cup 122 in the direction in which the tangent of the portion where the ion introduction port 123 is arranged in the cross section of the dust cup 122 extends.
  • the ion introduction path 128 may be formed such that a portion of the ion introduction path 128 on the upstream side of the ion introduction port 123 bends in a curved shape toward the lower side of FIG. 5 (the front of the main body 100). Good.
  • the ion introduction path 128 may extend along the outer periphery of the cross section of the substantially circular dust cup 122 like a circular arc concentric with the cross section of the dust cup 122.
  • the main body 100 has a lead-out path 143 through which intake air containing ions generated by the ion generator 140 is circulated.
  • the lead-out path 143 is a part of the ion generator 140.
  • the lead-out path 143 may be configured separately from the ion generation unit 140 in the main body 100.
  • a part of the introduction path 142 is used for the lead-out path 143.
  • a part of the outlet path 143 is used for the inlet path 142.
  • the main body 100 is formed with a lead-out port 144 that guides the intake air including ions flowing through the lead-out path 143 to the outside of the main body 100.
  • the lead-out port 144 may be a part of the main body 100, a part of the case member 130 (see FIG. 3), or a part of the ion generator 140.
  • the lead-out port 144 is an opening formed on the outer peripheral surface 100a of the main body 100, the outer peripheral surface of the case member 130 (see FIG. 3), or the outer peripheral surface of the ion generating unit 140.
  • the outlet port 144 may be formed in a slit shape.
  • the outlet port 144 may be provided with a filter such as a net or a non-woven fabric.
  • the length of the ion introduction path 128 is shorter than the length of the introduction path 142 of the ion generation unit 140. Further, the sum of the length of the ion introduction path 128 and the length of the introduction path 142 of the ion generation unit 140 is smaller than the length from the suction port body 101 to the inlet 125, and the dust cup 122 and the electric blower 110 Less than the distance between.
  • the vacuum cleaner 1 includes a switching unit 160.
  • the flow path switching valve 161 of the switching unit 160 includes a first direction from the ion generator 141 of the ion generation unit 140 to the dust collection chamber 120 via the introduction path 142, and an ion The direction in which the intake air containing the ions generated in the ion generator 140 flows is switched to one of the second direction toward the outside of the main body 100 from the ion generator 141 of the generator 140 via the lead-out path 143.
  • the flow path switching valve 161 of the switching unit 160 is disposed in the introduction path 142 of the ion generation unit 140.
  • control unit 170 includes a determination unit 171, a timer 172, a storage unit 173, and a valve switching unit 174.
  • the switching unit 160 includes at least a flow path switching valve 161, a stepping motor 162, and a valve switching unit 174 of the control unit 170.
  • the control unit 170 controls the switching unit 160 based on the operation of the operation unit 4.
  • the determination unit 171 determines a condition related to the control of the electric vacuum cleaner 1.
  • the timer 172 measures time.
  • the storage unit 173 stores a strong operation mode in which the output of the electric blower 110 is a predetermined output and a weak operation mode in which the output of the electric blower 110 is smaller than the predetermined output.
  • the vacuum cleaner 1 may have a normal mode in addition to the strong operation mode and the weak operation mode.
  • the normal mode is a mode in which the output of the electric blower 110 is smaller than that in the strong operation mode and the output of the electric blower 110 is larger than that in the weak operation mode.
  • the storage unit 173 stores a static elimination mode in which the first direction and the second direction are switched based on a predetermined time in a mode excluding the weak operation mode (for example, the strong operation mode). ing.
  • the first direction is a direction from the ion generator 141 of the ion generator 140 toward the dust collection chamber 120 via the introduction path 142 (see FIG. 7).
  • the second direction is a direction from the ion generator 141 of the ion generator 140 toward the outside of the main body 100 via the lead-out path 143 (see FIG. 5).
  • the control unit 170 is connected to the ion generator 141, the operation unit 4, and the electric blower 110 of the ion generation unit 140.
  • the control unit 170 controls the ion generator 141 and the electric blower 110 based on the operation of the operation unit 4.
  • the valve switching unit 174 of the control unit 170 is connected to the stepping motor 162.
  • the valve switching unit 174 is a part of the control unit 170 and a part of the switching unit 160.
  • the valve switching unit 174 controls the operation of the stepping motor 162.
  • the stepping motor 162 is mechanically or electronically connected to the flow path switching valve 161 disposed in the introduction path 142 (see FIG. 5). Based on the operation of the stepping motor 162, the flow path switching valve 161 opens the intake side of the introduction path 142 (closes the exhaust side), and the flow path switching valve 161 closes the intake side (opens the exhaust side). ) Can be switched. As shown in FIG. 8, when the flow path switching valve 161 opens the intake side (closes the exhaust side), the direction from the ion generator 141 toward the dust collection chamber 120 via the introduction path 142 (that is, Inhalation containing ions flows in the first direction). On the other hand, as shown in FIG.
  • the operation unit 4 includes a button 41 for selecting the strong operation mode as the first mode and a button 42 for selecting the weak operation mode as the second mode.
  • the button 41 and the button 42 constitute a first selection unit.
  • the operation unit 4 also has a stop button 44 that stops the driving of the electric blower 110.
  • the operation unit 4 includes a button 43 as a second selection unit that selects a charge removal mode.
  • the number of buttons as the first selection unit may be one.
  • the mode may be changed from the strong operation mode to the weak operation mode, or the mode may be changed in the order of the normal mode, the strong operation mode, the weak operation mode, or the like.
  • the number of buttons as the first selection unit and the second selection unit may be one.
  • the mode may be changed in the order of the strong operation mode, the static elimination mode, and the weak operation mode.
  • the operation unit 4 may not have the stop button 44. In this case, in the operation unit 4, for example, the strong operation mode, the static elimination mode, the weak operation mode, and the stop of the driving of the vacuum cleaner 1 are performed in order of one button as the first selection unit and the second selection unit.
  • the mode or the like may be changed.
  • a discharge mode in the mode except the weak operation mode (e.g. strong operation mode), the flow path switching valve 161 on the basis of a direction to a predetermined time T 1, which intake air containing ions flows (see FIG. 9 ) Is the mode to switch. That is, when the storage unit 173 of the control unit 170 stores the strong operation mode and the weak operation mode, the static elimination mode constitutes a part of the strong operation mode. Therefore, when the storage unit 173 of the control unit 170 stores the strong operation mode and the weak operation mode, the electric fan 110 is driven as the strong operation mode by operating the button 43, and the strong operation mode is The switching unit 160 operates as a charge removal mode in the operation mode.
  • the weak operation mode e.g. strong operation mode
  • 5 and 7 indicate the directions of intake air flow before and after passing through the electric blower 110, respectively.
  • the operation unit 4 When the user operates the operation unit 4 (see FIG. 1) to start driving the vacuum cleaner 1, at least the ion generation unit 140 (see FIG. 5) and the electric blower 110 are driven.
  • the ion generator 140 When the ion generator 140 is driven, the ion generator 141 generates ions.
  • Inhalation occurs when the electric blower 110 starts to be driven.
  • the intake air is sucked into the suction port body 101 (see FIG. 1) from the suction port.
  • the intake air sucked into the suction port body 101 passes through the extension pipe 102, the connection pipe 103, the suction hose 104, and the connection pipe 105 in this order, and is sucked into the main body 100 of the electric vacuum cleaner 1.
  • the intake air flows from the inside of the connecting pipe 105 and the inside of the connecting portion 132 (see FIG. 5) through the inlet 125 into the dust collecting chamber 120.
  • the intake air that has flowed into the dust cup 122 from the inlet 125 swirls inside the dust cup 122 as indicated by white arrows in FIG.
  • the intake air is separated from dust by swirling inside the dust cup 122.
  • the intake air separated from the dust inside the dust cup 122 flows through the intake passage 200 toward the electric blower 110 via the air outlet 124 (see FIG. 2).
  • the intake air separated from the dust flows from the front of the main body 100 toward the rear in front of the paper surface of FIG.
  • a filter 150 is installed on the downstream side of the electric blower 110.
  • the intake air passes through the filter 150, is purified, passes through the exhaust path 107, and is discharged from the exhaust port 108 to the outside of the main body 100.
  • Part of the intake air that has passed through the filter 150 flows into the introduction path 142 of the ion generation unit 140 through the return reflux path 109.
  • the intake air supplied with ions by passing through the ion generator 141 flows into the ion introduction path 128 through the third opening 136 and the introduction port 121, and then flows into the dust cup 122 through the ion introduction port 123. Flows into the interior.
  • the ions supplied to the intake air from the ion generator 140 revolve inside the dust cup 122 together with the intake air. At this time, ions in the intake air collide with dust in the intake air. In addition, ions in the intake air collide with the inner wall surface 220 of the dust cup 122.
  • Dust in the intake air is often charged due to friction with the intake air and contact between the dust.
  • the inner wall surface 220 of the dust cup 122 is often charged by friction with intake air or contact with dust.
  • the dust supplied from the ion generator 140 collides with the charged dust or the inner wall surface 220 of the dust cup 122 as described above, whereby the dust or the dust cup 122 is neutralized.
  • the inlet 121 is disposed below the outlet 124. Therefore, the ions supplied from the ion generation unit 140 can swirl inside the dust collection chamber 120 on the intake air from the introduction port 121 without being discharged from the air outlet 124 shown in FIG. .
  • the driving of the electric blower 110 is stopped. After the driving of the electric blower 110 is completely stopped, the user removes the dust cup 122 from the main body 100 and discards the dust accumulated in the dust cup 122.
  • the dust and the dust cup 122 are neutralized by ions supplied from the ion generator 140. Therefore, when the dust is discarded from the dust cup 122, it is prevented that the dust is scattered due to static electricity or remains attached to the dust cup 122.
  • the dust cup 122 from which the dust has been removed is mounted on the main body 100 of the vacuum cleaner 1 again.
  • the flow path switching valve 161 closes the intake side of the introduction path 142 (see FIG. 6). That is, the switching unit 160 (see FIG. 9), for example, changes the direction in which the intake air including ions flows after the electric blower 110 starts to be driven by the user pressing the button 41, the button 42, or the button 43. Switching to the second direction. As a result, as shown in FIG. 5, ions generated by the ion generator 141 are supplied to the intake air through the introduction path 142. The intake air supplied with ions is discharged to the outside of the main body 100 via the outlet port 144.
  • the flow path switching valve 161 is connected to the exhaust side of the introduction path 142. Is closed (see FIG. 8). That is, the switching unit 160 (see FIG. 9) switches the direction in which the intake air containing ions flows to the first direction after the operation unit 4 is operated so as to stop the driving of the electric blower 110.
  • ions generated by the ion generator 141 are supplied to the intake air through the introduction path 142.
  • the intake air supplied with ions flows into the ion introduction path 128 through the third opening 136 and the introduction port 121, and then flows into the dust cup 122 through the ion introduction port 123.
  • the vacuum cleaner 1 can supply ions to a space such as a room where the vacuum cleaner 1 is used, and at the end of cleaning, the dust collection chamber 120. Can be supplied with ions.
  • the vacuum cleaner 1 can supply ions to the inside of the dust collecting chamber 120 even when it is being cleaned according to the mode selected by the user.
  • control when the vacuum cleaner 1 supplies ions to the inside of the dust collecting chamber 120 even when cleaning is performed according to the mode selected by the user will be described with reference to FIG. 11.
  • the determination unit 171 determines the conditions illustrated in FIG. 11 based on the operation of the operation unit 4.
  • step S10a the user operates the operation unit 4 (see FIG. 9). Thereby, electric blower 110 (refer to Drawing 9) starts a drive in Step S10b, and cleaning by electric vacuum cleaner 1 is started.
  • step S11 it is determined whether or not the weak operation mode is selected after the driving of the electric blower 110 is started. If it is determined in step S11 that the weak operation mode is selected, the process proceeds to step S19. On the other hand, if it is determined in step S11 that the weak operation mode is not selected, and, for example, either the strong operation mode or the normal mode is selected, the process proceeds to step S12.
  • step S12 it is determined whether or not the static elimination mode is selected. If it is determined in step S12 that the static elimination mode is selected, the process proceeds to step S18. On the other hand, if it is determined in step S12 that the static elimination mode is not selected, the process proceeds to step S13.
  • step S18 whether a predetermined time T 1 is passed at the output is greater mode of the electric blower 110 (see FIG. 9) is determined than the weak operation mode.
  • the vacuum cleaner 1 has the weak operation mode, the strong operation mode, and the static elimination mode.
  • a discharge mode, in strong operation mode is a mode for switching the flow path switching valve 161 on the basis of the direction of air containing ions to flow at a given time T 1 (see FIG. 9).
  • step S18 if it is determined that the predetermined time T 1 is has elapsed, the process proceeds to step S19. In step S18, if the predetermined time T 1 is not elapsed is determined, the process proceeds to step S13.
  • step S13 the flow path switching valve 161 opens the exhaust side (closes the intake side) of the introduction path 142 (see FIG. 6).
  • the intake air including the ions generated by the ion generator 141 is discharged from the outlet port 144 to the outside of the main body 100 through the outlet path 143.
  • the electric vacuum cleaner 1 when it is being cleaned, when the weak operation mode or static elimination mode is not selected, or when a predetermined time T 1 is not passed in the neutralization mode, the vacuum cleaner Ions are supplied to a space such as a room where 1 is used. Thereby, a space such as a room is purified.
  • step S19 the flow path switching valve 161 opens the intake side (closes the exhaust side) of the introduction path 142 (see FIG. 8). Thereby, the intake air containing the ions generated by the ion generator 141 flows into the dust collection chamber 120 through the third opening 136 and the introduction port 121. That is, in the vacuum cleaner 1, even when it is being cleaned, when the weak operation mode is selected or when the predetermined time T 1 has elapsed in the static elimination mode, ions are supplied into the dust collection chamber 120. The As a result, even when the vacuum cleaner 1 is being cleaned, when the weak operation mode is selected or when the predetermined time T 1 has elapsed in the static elimination mode, the vacuum cleaner 1 neutralizes the inside of the dust collecting chamber 120. Can do.
  • step S19 the process returns to step S11.
  • step S19 from experiencing step S18 is that the predetermined time T 1 through the steps S11 and S12 during different other predetermined time, channel switching in step S13
  • the valve 161 closes the intake side. That is, when experiencing step S19 from experiencing step S18, the other predetermined time only the flow path switching valve 161 which is different from the predetermined time T 1 is open the intake side.
  • the flow path switching valve 161 switches between the intake side and the exhaust side of the introduction path 142 based on at least the predetermined time T 1 .
  • the intake air supplied with ions intermittently flows into the dust collection chamber 120.
  • the flow path switching valve 161 always opens the intake side (closes the exhaust side) of the introduction path 142 (see FIG. 8) ( (See Step S11 and Step S19). That is, when the vacuum cleaner 1 is cleaning in the weak operation mode, ions are always supplied into the dust collection chamber 120. Thereby, when the vacuum cleaner 1 is cleaning in the weak operation mode, the dust collecting chamber 120 can always be neutralized.
  • step S14 it is determined whether or not the electric vacuum cleaner 1 is to finish cleaning, that is, whether or not the operation unit 4 has been operated so that the driving of the electric blower 110 (see FIG. 9) is stopped. If it is determined in step S14 that the electric vacuum cleaner 1 does not end the cleaning, the process returns to step S11. As described above, when the user operates the stop button 44 (see FIG. 10) of the operation unit 4, the cleaning by the electric vacuum cleaner 1 can be terminated.
  • step S15 the flow path switching valve 161 opens the intake side of the introduction path 142 (closes the exhaust side). Thereby, the intake air containing the ions generated by the ion generator 141 flows into the dust collection chamber 120 through the third opening 136 and the introduction port 121.
  • step S16 it is determined whether or not a predetermined time T 2 has elapsed.
  • the driving of the electric blower 110 is stopped in step S17.
  • the cleaning by the electric vacuum cleaner 1 is completed. That is, when the cleaning by the electric vacuum cleaner 1 is terminated, the intake air containing ions is supplied to the dust collection chamber 120 for a predetermined time T 2.
  • intake air containing ions may be supplied to the dust collection chamber 120 by a predetermined amount.
  • the predetermined time T 1 used for the determination in step S18 and the predetermined time T 2 used for the determination in step S16 may be the same time or may be different from each other.
  • the vacuum cleaner 1 includes the suction port body 101, the electric blower 110, the intake passage 200, the dust collection chamber 120, and the ion generation unit 140.
  • the suction port body 101 has a suction port.
  • the electric blower 110 generates intake air.
  • the intake passage 200 guides intake air from the suction port body 101 to the electric blower 110.
  • the dust collection chamber 120 is disposed in the intake passage 200 and separates dust by turning the intake air.
  • the ion generator 140 includes an ion generator 141 that generates ions and an introduction path 142.
  • the introduction path 142 circulates the intake air containing the generated ions to the dust collection chamber 120.
  • the dust collection chamber 120 has an inlet 125 and an inlet 121.
  • the inlet 125 allows the intake air flowing through the intake passage 200 to flow into the dust collection chamber 120.
  • the introduction port 121 introduces the intake air that is disposed below the inflow port 125 and includes ions flowing through the introduction path 142 into the dust collection chamber 120.
  • the introduction path 142 is configured as a part of the ion generation unit 140.
  • the introduction path 142 flows through the intake path 200.
  • the portion between the inlet 125 and the suction port body 101 is not circulated. Therefore, most of the ions generated by the ion generator 141 are introduced into the dust collection chamber 120 without disappearing before being introduced into the dust collection chamber 120.
  • the intake air flowing through the intake passage 200 from the suction port body 101 to the dust collection chamber 120 flows into the dust collection chamber 120 from the inlet 125.
  • the inlet 121 for introducing the intake air containing ions into the dust collection chamber 120 is disposed below the inlet 125. That is, the introduction port 121 is disposed at a place where the flow rate of the swirling flow is relatively small in the dust collection chamber 120.
  • the dust flowing into the dust collection chamber 120 from the intake passage 200 and the ions introduced into the dust collection chamber 120 from the introduction path 142 are generated inside the dust collection chamber 120. It is configured to mix effectively. Therefore, the vacuum cleaner 1 can effectively neutralize the dust collection chamber 120.
  • the dust collection chamber 120 has a dust cup 122 having a substantially cylindrical shape and an ion introduction path 128.
  • the inlet 121 and the dust cup 122 are connected by an ion introduction path 128.
  • the dust cup 122 is formed with an ion introduction port 123.
  • the ion introduction port 123 introduces the intake air including the ions flowing through the ion introduction path 128 into the dust cup 122.
  • the ion introduction path 128 is connected to the dust cup 122 so that the intake air containing ions flows into the dust cup 122 in the direction in which the tangent of the portion where the ion introduction port 123 is arranged in the cross section of the dust cup 122 extends. ing.
  • the intake air including the ions generated by the ion generation unit 140 flows into the dust cup 122 in the direction in which the tangent of the portion where the ion introduction port 123 is arranged in the cross section of the dust cup 122 extends. That is, the intake air containing ions flows into the dust cup 122 in a direction substantially parallel to the direction of the swirling flow in the portion of the dust cup 122 where the ion inlet 123 is disposed. Therefore, according to this configuration, the intake air including the ions flowing through the ion introduction path 128 flows smoothly into the dust cup 122. In this way, it is suppressed that the ions collide violently inside the ion introduction path 128 or near the ion introduction port 123 or the like. Therefore, the vacuum cleaner 1 can further effectively neutralize the dust collection chamber 120.
  • the inlet 125 is formed in the upper part 126 of the dust collection chamber 120. Further, the dust collecting chamber 120 is formed with an air outlet 124. The air outlet 124 is disposed above the inflow port 125. Further, the air outlet 124 causes the intake air that has flowed into the dust collection chamber 120 from the inlet 125 to flow out from the dust collection chamber 120 to the intake passage 200.
  • the air outlet 124 is disposed closer to the inlet 125 than the inlet 121 in the vertical direction of the dust collection chamber 120.
  • the flow rate of the swirling flow is particularly large at a position immediately downstream of the inlet 125.
  • the inlet 121 and the outlet 124 are arranged at positions relatively far from each other in the vertical direction of the dust collection chamber 120.
  • the inlet 121 is disposed in the dust collection chamber 120 where the flow rate of the swirling flow is relatively small, and is disposed at a position farther from the air outlet 124 than the inlet 125.
  • the intake air flowing into the dust collection chamber 120 from the inflow port 125 can sufficiently swirl inside the dust collection chamber 120, and the intake air containing ions enters the dust collection chamber 120. It can be effectively mixed with the dust flowing in. Therefore, the vacuum cleaner 1 can further effectively neutralize the dust collection chamber 120.
  • the vacuum cleaner 1 includes a main body 100.
  • the main body 100 accommodates at least the dust collection chamber 120 and the ion generation unit 140.
  • the main body 100 has a lead-out path 143.
  • the lead-out path 143 distributes the intake air including the ions generated by the ion generator 141 of the ion generator 140.
  • the main body 100 is formed with a lead-out port 144 that leads out the intake air including ions flowing through the lead-out path 143 to the outside of the main body 100.
  • the vacuum cleaner 1 includes a switching unit 160.
  • the switching unit 160 switches the direction in which the intake air containing the ions generated by the ion generator 141 flows in one of the first direction and the second direction.
  • the first direction is a direction in which intake air containing ions travels from the introduction path 142 to the dust collection chamber 120 via the introduction port 121.
  • the second direction is a direction in which the intake air including ions is directed outward from the main body 100 through the outlet path 143 through the outlet port 144.
  • the intake air containing the ions is either from the ion generation unit 140 inside the dust collection chamber 120 or outside the main body 100.
  • the ions are released from the main body 100 into a space such as a room where the vacuum cleaner 1 is used. This effectively purifies the space such as the room.
  • the vacuum cleaner 1 can effectively neutralize the dust collection chamber 120. Therefore, the vacuum cleaner 1 can effectively neutralize the dust collection chamber 120 and can effectively purify the room and the like.
  • the dust collecting chamber 120 can be effectively neutralized.
  • the vacuum cleaner 1 includes a suction port body 101, an electric blower 110, an intake passage 200, a dust collection chamber 120, an ion generator 140 having an ion generator 141, and a main body 100.
  • the suction port body 101 has a suction port.
  • the electric blower 110 generates intake air.
  • the intake passage 200 guides intake air from the suction port body 101 to the electric blower 110.
  • the dust collection chamber 120 is disposed upstream of the electric blower 110 in the intake passage 200, and rotates the intake air to separate the dust.
  • the ion generator 141 of the ion generator 140 generates ions.
  • the ion generator 140 has an introduction path 142.
  • the ions generated by the ion generator 141 are supplied to the intake air generated by the electric blower 110.
  • the intake air containing ions flows from the introduction path 142 toward the dust collection chamber 120.
  • the main body 100 accommodates at least the dust collection chamber 120 and the ion generation unit 140 and has a lead-out path 143.
  • the ions generated by the ion generator 141 are supplied to the intake air generated by the electric blower 110, whereby the intake air containing the ions flows.
  • the inlet 121 is formed in the dust collecting chamber 120, and the outlet 144 is formed in the main body 100.
  • the introduction port 121 introduces the intake air including ions flowing through the introduction path 142 into the dust collection chamber 120.
  • the outlet port 144 guides the intake air including ions flowing through the outlet path 143 to the outside of the main body 100.
  • the vacuum cleaner 1 includes a switching unit 160, an operation unit 4, and a control unit 170.
  • the control unit 170 includes a determination unit 171, a timer 172, a storage unit 173, and a valve switching unit 174.
  • the switching unit 160 includes a first direction from the introduction path 142 toward the dust collection chamber 120 via the introduction port 121, and a second direction from the lead-out path 143 toward the outside of the main body 100 via the lead-out port 144. The direction in which the intake air containing the ions generated by the ion generator 141 flows is switched to any one of the above.
  • the switching unit 160 includes a flow path switching valve 161, a valve switching unit 174, and a stepping motor 162.
  • the operation unit 4 switches between starting and stopping driving of the electric blower 110.
  • the control unit 170 is connected to the operation unit 4 and the stepping motor 162 of the switching unit 160, and the valve switching unit 174 of the switching unit 160 controls the stepping motor 162 based on the operation of the operation unit 4.
  • the valve switching unit 174 switches the direction in which the intake air containing ions flows to the second direction, and the operation unit 4 operates the electric blower 110.
  • the direction in which the intake air including the ions flows is switched to the first direction.
  • the vacuum cleaner 1 After the operation unit 4 is operated so as to start driving the electric blower 110, intake air containing ions flows from the outlet path 143 to the outside of the main body 100 through the outlet port 144. As described above, the flow path switching valve 161 of the switching unit 160 closes the intake side of the introduction path 142 (opens the exhaust side). Thereby, when the vacuum cleaner 1 is cleaning, air containing ions is discharged to the outside of the main body 100. Therefore, in the vacuum cleaner 1, when the vacuum cleaner 1 is cleaning, air, such as a room
  • the switching is performed so that the intake air containing ions flows from the introduction path 142 to the inside of the dust collecting chamber 120 through the introduction port 121.
  • the flow path switching valve 161 of the section 160 opens the intake side of the introduction path 142 (closes the exhaust side). Thereby, when the vacuum cleaner 1 finishes cleaning, air containing ions is introduced into the dust collection chamber 120.
  • the vacuum cleaner 1 can send out the ions supplied to the intake air to different locations during cleaning and at the end of cleaning. Therefore, the vacuum cleaner 1 can effectively supply ions to the intake air.
  • the control unit 170 is connected to the electric blower 110 and controls the electric blower 110.
  • the control unit 170 stores at least a strong operation mode and a weak operation mode.
  • the strong operation mode is a mode in which the output of the electric blower 110 is a predetermined output.
  • the weak operation mode is a mode in which the output of the electric blower 110 is an output smaller than a predetermined output.
  • the operation unit 4 includes a button 41 for selecting the strong driving mode and a button 42 for selecting the weak driving mode.
  • the flow path switching valve 161 of the switching unit 160 is operated by operating the button 41, the button 42, or the button 43 of the operation unit 4 so as to start driving the electric blower 110, and by operating the button 42.
  • the weak operation mode is selected, the intake side of the introduction path 142 is opened (the exhaust side is closed).
  • the vacuum cleaner 1 sends out the ions supplied to the intake air to different places in the strong operation mode and the weak operation mode even during cleaning and at the end of cleaning. be able to. Therefore, the vacuum cleaner 1 can effectively supply ions to the intake air during cleaning, at the end of cleaning, or according to the mode of cleaning.
  • the controller 170 has a timer 172 that measures time. Further, the storage unit 173 of the control unit 170 stores a static elimination mode. In the static elimination mode, the first direction and the second direction are at least at a predetermined time T 1 in a mode in which the output of the electric blower 110 is larger than the output of the electric blower 110 in the weak operation mode (for example, the strong operation mode). It is a mode that can be switched based on. Further, the operation unit 4 has a button 43 for selecting a charge removal mode. Furthermore, the flow path switching valve 161 starts driving the electric blower 110 when the button 41, the button 42, or the button 43 of the operation unit 4 is operated, and the button 41 or the button 43 of the operation unit 4 is operated. strong operation mode is selected by, and when the charge removing mode by the button 43 is operated is selected, when the time timer 172 measures has passed a predetermined time T 1, the introduction path 142 Open the intake side (close the exhaust side).
  • the vacuum cleaner 1 can send out the intake air containing ions into the dust collecting chamber 120 when the predetermined time T 1 has elapsed in the static elimination mode. it can.
  • the vacuum cleaner 1 is in a predetermined state even during cleaning in the strong operation mode and the weak operation mode during cleaning and at the end of cleaning, and even in the strong operation mode.
  • ions supplied to the intake air can be sent to different places. Therefore, the vacuum cleaner 1 can supply ions to the intake air more effectively during cleaning, at the end of cleaning, or in accordance with a cleaning mode or the like.
  • the vacuum cleaner 1 can effectively supply ions to the intake air.
  • the present invention can effectively supply ions to the intake air, the present invention is useful for a vacuum cleaner provided with an ion generator that generates ions.
  • 1 vacuum cleaner, 4: operation unit, 41: button, 42: button, 43: button, 44: stop button, 100: main body, 101: suction port, 110: electric blower, 120: dust collection chamber, 121: Inlet, 122: Dust cup, 123: Ion inlet, 124: Air outlet, 125: Inlet, 126: Upper part, 127: Lower part, 128: Ion introduction path, 140: Ion generating part, 141: Ion generation 142: Introducing path, 143: Deriving path, 144: Deriving port, 160: Switching section, 170: Control section, 172: Timer, 173: Storage section, 200: Intake passage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Electric Vacuum Cleaner (AREA)

Abstract

L'invention concerne un aspirateur électrique qui est équipé d'une unité de génération d'ions, et qui peut procurer de manière efficace des ions à l'air entrant. Un aspirateur électrique (1) comporte un souffleur électrique (110), un passage d'entrée d'air (200), une chambre de collecte de poussière (120), une unité de génération d'ions (140) ayant un générateur d'ions (141) et un passage d'introduction (142), un corps principal (100), et une valve de commutation de passage d'écoulement (161). Un orifice d'introduction (121) est formé sur la chambre de collecte de poussière (120) pour permettre l'introduction, dans la chambre de collecte de poussière (120), de l'air entrant contenant des ions qui s'écoule au travers du passage d'introduction (142), et un orifice d'émission (144) est formé dans le corps principal (100) pour permettre l'émission, à l'extérieur du corps principal (100), de l'air entrant contenant des ions qui s'écoule au travers du passage d'émission (143). La valve de commutation de passage d'écoulement (161) ferme le côté air entrant du passage d'introduction (142) après l'actionnement d'un actionneur lançant le fonctionnement du souffleur électrique (110), et ouvrant le côté air entrant du passage d'introduction (142) après l'actionnement de l'actionneur pour arrêter le fonctionnement du souffleur électrique (110).
PCT/JP2011/065423 2010-09-30 2011-07-06 Aspirateur électrique WO2012043007A1 (fr)

Applications Claiming Priority (2)

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JP2010220394A JP4995312B2 (ja) 2010-09-30 2010-09-30 電気掃除機
JP2010-220394 2010-09-30

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WO2012043007A1 true WO2012043007A1 (fr) 2012-04-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11284761B2 (en) 2016-10-14 2022-03-29 Techtronic Floor Care Technology Limited Cyclonic separation device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008100004A (ja) * 2006-10-20 2008-05-01 Toshiba Corp 電気掃除機
JP2009297389A (ja) * 2008-06-17 2009-12-24 Panasonic Corp 電気掃除機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007159654A (ja) * 2005-12-09 2007-06-28 Sharp Corp 電気掃除機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008100004A (ja) * 2006-10-20 2008-05-01 Toshiba Corp 電気掃除機
JP2009297389A (ja) * 2008-06-17 2009-12-24 Panasonic Corp 電気掃除機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11284761B2 (en) 2016-10-14 2022-03-29 Techtronic Floor Care Technology Limited Cyclonic separation device

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