JP6429449B2 - Electric vacuum cleaner - Google Patents

Description

  The present invention relates to a vacuum cleaner.

As an electric vacuum cleaner, one having a built-in cord reel in the main body of the vacuum cleaner is generally used, but one in which a battery is detachably attached to the main body of the vacuum cleaner has also been proposed.
In this regard, Patent Document 1 discloses a vacuum cleaner body in which a lower case with a built-in dust collection chamber and an upper case with a built-in electric blower are detachably connected by a clamp, and connected to the vacuum cleaner body. A vacuum cleaner comprising a dust collecting hose and a battery pack that is detachably stored in the battery storage chamber of the upper case, and that can be easily replaced by pulling the battery pack in the battery storage chamber upward. Has been.

Japanese Patent Laid-Open No. 2003-235772

The electric vacuum cleaner of Patent Literature 1 is configured to unlock the clamp, open the upper case, take out the bag in which the dust has accumulated, and discard the dust.
On the other hand, the current home vacuum cleaners are mainly the paper pack type and the cyclone type.

  As a paper pack type vacuum cleaner, there is one configured to open a cover that covers the front upper part of the housing of the vacuum cleaner body, take out a paper pack in which dust is accumulated, and replace it with a new one.

  As a cyclone type electric vacuum cleaner, a dust cup is detachably provided at the front of the vacuum cleaner main body, and the dust cup is drawn upward from the vacuum cleaner main body so that the internal garbage can be discarded. There is something.

  Since household vacuum cleaners tend to be made compact, it becomes difficult to make compact if a battery is provided at the center of the vacuum cleaner body and can be detached upward as in the vacuum cleaner of Patent Document 1. Further, since the battery is provided at the central position of the cleaner body, it is necessary to devise a structure so that the battery can be easily lifted when the battery is attached or detached.

  The present invention has been made in consideration of the above-described circumstances, and an object thereof is to provide a vacuum cleaner that can easily replace the battery with respect to the main body of the cleaner.

Thus, according to the present invention, an electric blower and a housing for housing the electric blower are provided.
The rear part of the housing is provided with a battery mounting concave part to which a battery for supplying electric power to the electric blower is detachably attached, and a finger insertion concave part is provided in the vertical direction below the battery mounting concave part. Has been
The battery mounting recess is a recess that opens upward and rearward so that the entire rear surface of the battery is exposed to the outside and the battery can be moved upward and taken out,
Vacuum cleaner exhaust port for exhausting to the rear on the left and right sides of the battery mounting recess that provided is provided.

Since the battery mounting recess and the finger insertion recess are provided at the rear of the cleaner body, it is advantageous for downsizing the cleaner body.
In addition, when the left and right side surfaces of the battery are not sufficiently exposed because the thickness of the battery attached to the battery mounting recess is thin, it is difficult for the user to grasp the left and right sides and remove the battery from the battery mounting recess. However, it can be easily removed from the battery mounting recess by inserting the finger into the finger insertion recess and pulling up the battery.

It is an external appearance perspective view of the vacuum cleaner which concerns on Embodiment 1 of this invention. It is a front view of the vacuum cleaner main body of the electric vacuum cleaner shown in FIG. It is a rear view of the vacuum cleaner main body of the vacuum cleaner shown in FIG. It is a rear view which shows the state which removed the battery from the cleaner body shown in FIG. It is a top view of the cleaner body which removed the battery shown in FIG. It is AA arrow sectional drawing of FIG. It is a figure explaining the state which removes a battery from the cleaner body of Embodiment 1. It is a side view of the vacuum cleaner main body of the vacuum cleaner shown in FIG. It is an external appearance perspective view of the dust collection unit with which the cleaner body of Embodiment 1 is equipped. It is a longitudinal cross-sectional view of the dust collection unit shown in FIG. It is explanatory drawing which shows the flow path of the airflow in the cleaner body of Embodiment 1. It is a figure explaining the cross-sectional shape of the recessed part for finger insertion in the cleaner body of Embodiment 2. FIG. It is a figure explaining the opening shape of the recessed part for finger insertion in the cleaner body of Embodiment 3. FIG. It is a figure explaining the opening shape of the recessed part for finger insertion in the cleaner body of Embodiment 4. FIG. It is a figure explaining the opening shape of the recessed part for finger insertion in the cleaner body of Embodiment 5. FIG.

  Hereinafter, the present invention will be described in more detail with reference to the drawings. In addition, the following description is an illustration in all the points, Comprising: It should not be interpreted as limiting this invention.

(Embodiment 1)
[Overall description of the vacuum cleaner body]
1 is an external perspective view of a vacuum cleaner according to Embodiment 1 of the present invention, FIG. 2 is a front view of a vacuum cleaner main body of the vacuum cleaner shown in FIG. 1, and FIG. 3 is a vacuum cleaner shown in FIG. It is a rear view of the vacuum cleaner main body of a machine. 4 is a rear view showing a state in which the battery is removed from the electric vacuum cleaner shown in FIG. 3, FIG. 5 is a plan view of the cleaner main body from which the battery shown in FIG. 4 is removed, and FIG. It is AA arrow sectional drawing of FIG. Moreover, FIG. 7 is a figure explaining the state which removes a battery from the cleaner main body of Embodiment 1, and FIG. 8 is a side view of the cleaner main body of the vacuum cleaner shown in FIG.

As shown in these drawings, the electric vacuum cleaner 1 includes a cleaner body 100 having wheels and a suction hose portion 300.
The vacuum cleaner main body 100 has an electric blower 106 built in the front part, a cyclone type dust collecting unit 500 is detachably built in an intermediate part, and a battery B as a power source for supplying electric power to the electric blower 106 is provided. It is detachably provided at the rear part. In addition, the vacuum cleaner 1 of this invention may be equipped with the battery B for exclusive use as a component, and the structure corresponding to a specific commercially available battery may be sufficient as it.

  The suction hose part 300 includes a suction hose 301, an extension pipe 302, a suction port body 303 connected to the tip of the extension pipe 302, a hand handle 304, an operation part 305 attached to the hand handle 304, and a connection part. 306.

The suction hose 301 is detachably connected to the front of the cleaner main body 100 via the connection portion 306, and the user contacts the floor G with the suction port body 303 at the tip of the extension pipe 302 while holding the hand handle 304 by hand. Can be moved.
The suction port body 303 has a suction port on the bottom surface and a rotating brush on the suction port. Note that a brush drive motor may be provided in the suction port 303 to rotate the rotating brush. In this case, the battery B also supplies power to the brush drive motor.

As shown in FIGS. 2 and 11, an opening for inserting the connecting portion 306 of the suction hose portion 300 into the front side of the cleaner body 100 and connecting it to the lateral relay duct 104 a via packing (not shown). Part 107a, terminal part 107b for connecting a terminal (not shown) of connection part 306 to cleaner body 100, and hand handle 115. The circuit boards K ₁ and K ₂ (see FIG. 6) of the vacuum cleaner main body 100 and the operation unit 305 (see FIG. 1) of the suction hose unit 300 are the terminals and terminal units of the connection unit 306 of the suction hose unit 300. They are connected by wiring via 107b.

  In the vacuum cleaner main body 100, the wheels are a pair of large ring-shaped wheels 140 disposed on the left and right side surfaces, a small roller-shaped front wheel 117 disposed in the lower front portion, and a rear wheel disposed in the lower rear portion. It has a free wheel 118 which is a caster that can rotate and turn. Therefore, when the user moves while holding the hand handle 304 by hand, the cleaner body 100 can follow the operation. In the state where the vacuum cleaner main body 100 is grounded so as to be able to run on the floor G, the front is a direction in which the vacuum cleaner main body 100 is advanced, and the rear is a direction in which the vacuum cleaner main body 100 is moved backward, Is the direction opposite to the floor surface G, the downward direction is the direction on the floor surface G side, and the left-right direction is a direction orthogonal to both sides with respect to the front-rear direction.

  The vacuum cleaner main body 100 is supported by the pair of wheels 140 and the rear wheel 118 in the free state shown in FIG. 8, and is pulled forward by the suction hose 301 shown in FIG. 6 and the pair of wheels 140 and the front wheel 117. Supported by. That is, the front wheel 117 is lifted from the floor surface G in the free state, and the free wheel 118 is lifted from the floor surface G in the state shown in FIG.

  The vacuum cleaner main body 100 sucks dust on the floor surface G together with air from the suction port body 303 to the dust collecting unit 500 through the extension pipe 302 and the suction hose 301. Ring-shaped wheel bodies 110 are arranged on the left and right sides of the dust collection unit 500.

The user visually checks the dust collection status of the dust collection unit 500 inside the vacuum cleaner main body 100 from the central opening 141 of the ring-shaped wheel main body 110, and pulls out the dust collection unit 500 from the upper part of the vacuum cleaner main body 100 as appropriate. Dust collected in the unit 500 can be discarded.
Further, since the cleaner body 100 includes the hand handle 115, the user can hold the hand handle 115 and lift and transport the cleaner body 100.

The vacuum cleaner main body 100 includes a housing 101 composed of a plurality of members, the dust collecting unit 500 to which a suction hose portion 301 is connected and collects dust by a swirling airflow, and a suction hose portion disposed in front of the dust collection unit 500. An electric blower 106 that sucks air from 301 through the dust collection unit 500, a battery B for supplying electric power to the electric blower 106, and circuit boards K ₁ and K ₂ electrically connected to the electric blower 106, Is provided inside the housing 101.

A lower flow path 138 and a rear flow path 139 for guiding exhaust from the electric blower 106 to the exhaust port 133 are formed in the lower part and rear part of the dust collecting unit 500 in the housing 101 of the cleaner body 100 (FIGS. 6 and 11). reference). Circuit boards K ₁ and K ₂ are arranged in an exhaust passage having a lower passage 138 and a rear passage 139.

  The universal wheel 118 includes a wheel 118 a and a disk-shaped universal frame 118 b that rotatably holds the wheel 118 a, and is pivotally attached to the bottom wall of the housing 101. The bottom wall is formed with a circular recess having a central hole for pivotally attaching the free frame 118b of the free wheel 118 by bolt / nut coupling.

  On the arcuate rear wall 109 of the housing 101, a battery mounting recess 109a is formed at the left and right intermediate positions, and a finger insertion recess 109b is formed in a continuous manner below the battery mounting recess 109a. Exhaust ports 133 formed of a plurality of small holes are formed on both the left and right sides of the concave portion 109a and the finger insertion concave portion 109b.

The battery mounting recess 109a is a recess that opens upward and rearward so that the left and right intermediate positions of the rear wall 109 are recessed forward. The back wall 109a ₁ , the left and right side walls 109a ₂ , and finger insertion And a bottom wall 109a ₃ positioned on the left and right sides of the recess 109b. That is, the lateral width W2 of the finger insertion recess 109b is set to be narrower than the lateral width W1 of the battery mounting recess 109a. Since the rear wall 109 is curved, the depth of the battery mounting recess 109a becomes shallower from the bottom to the top.

  In the present embodiment, the width W1 in the left-right direction of the battery mounting recess 109a is set to be approximately the same as the width of the battery B mounted in the recess 109a, and the vertical length of the recess 109a is slightly shorter than the length of the battery B. The case where the depth in the front-rear direction of the recess 109a is set to be approximately the same as the thickness of the battery B is illustrated, but the size of the recess 109a is not limited to this.

Further, on the back wall 109a ₁ of the battery mounting recess 109a, positive and negative terminals E ₁ electrically connected to the positive and negative electrodes b ₁ and b ₂ (see FIG. 3) of the battery B attached to the battery mounting recess 109a. , E ₂ are provided.
In the case of this embodiment, the battery B used is a flat block type secondary battery having a thickness of about 40 mm, a horizontal width of about 75 mm, and a vertical length of about 115 mm. with positive and negative electrode b _1, b ₂ are provided, the negative electrode b _1, the temperature detecting electrode b ₃ between b ₂ are provided in the.

Therefore, a temperature detection electrode terminal E ₃ that is electrically connected to the temperature detection electrode b ₃ of the battery B is provided between the positive and negative terminals E ₁ and E ₂ of the back wall 109a ₁ of the battery mounting recess 109a. Is provided. The positive and negative terminals E ₁ and E ₂ are electrically connected to the drive system circuits of the circuit boards K ₁ and K ₂ , and the temperature detection terminal E ₃ is electrically connected to the protection system circuits of the circuit boards K ₁ and K _2. It is connected to the.

Further, although not shown, the right and left side walls 109a ₂ in the battery mounting recessed portion 109a has a groove is provided in the vertical direction, while the left and right sides of the battery B protrusion is provided. When installing the battery B as inserted from above into the battery mounting recess 109a, the convex portions of the left and right sides of the battery B is fitted while sliding from above into the groove of the left and right side walls 109a ₂ of the battery mounting recessed portion 109a. This prevents the battery B from falling off from the battery mounting recess 109a.

At this time, battery B is supported by the lower end surface Ba of the battery B comes into contact with the bottom wall 109a ₃ of the right and left of the battery mounting recessed portion 109a. Further, since the positive and negative terminals E ₁ and E ₂ and the temperature detection electrode terminal E ₃ are configured like leaf springs, they are in pressure contact with the positive and negative electrodes b ₁ and b ₂ and the temperature detection electrode b ₃ of the battery B. .

In the present embodiment, the positive and negative electrode b _1, b ₂ and temperature detection electrodes b ₃ of the battery B, and the positive and negative terminals each _of E _1, E ₂ and temperature detection electrodes b ₃ of the battery mounting recessed portion 109a simple However, the present invention is not limited to such a form. For example, the positive and negative electrodes b ₁ and b ₂ and the temperature detection electrode b ₃ of the battery B are preferably in a form that cannot be directly touched by the user. Note that the positive and negative electrode b _1, b ₂ and temperature detection electrodes b ₃ of the battery B, the positive and negative terminals each _of E _1, E ₂ and temperature detection electrodes b ₃ of the battery mounting recessed portion 109a, the battery of the recess 109a Needless to say, they are in a form of being in electrical contact with each other when mounted.

  By mounting the battery B in the battery mounting recess 109a, the lower half and the upper half of the left and right side surfaces of the battery B are hidden by the recess 109a. Therefore, when the battery B is taken out from the battery mounting recess 109a for charging by the charger, it is difficult to grasp the exposed upper half of the left and right side surfaces of the battery B with fingers, and the battery B can be easily lifted from the recess 109a. It becomes difficult to take out. Further, if the depth of the battery mounting recess 109a is made the same from the bottom to the top, all the left and right side surfaces of the battery B mounted in the recess 109a are hidden, so that the left and right side surfaces of the battery B cannot be grasped and pulled up. .

  Therefore, in the present invention, a finger insertion recess 109b is provided as a space for inserting a finger at a position below the lower end surface Ba of the battery B attached to the battery mounting recess 109a. Thus, as shown in FIG. 7, the user can insert a finger (for example, one forefinger or two forefinger and middle finger) into the finger insertion recess 109b and push up the battery B with the finger F. It can be taken out from the recess 109a. At this time, the battery B is taken out from the battery mounting recess 109a with the operation switch provided in the operation unit 305 turned off. In addition, a power switch is provided in the cleaner body 100, and the power switch is turned off. You may make it take out the battery B from the recessed part 109a for battery mounting. The battery B removed from the battery mounting recess 109a is set and charged in a charger connected to a commercial power source.

An LED cover 108 is provided on the upper end side of the rear wall 109, and an LED substrate L is provided inside the LED cover 108. The LED board L includes a battery display lamp L ₁ , a notification display lamp L _2, and an ECO display lamp L ₃ (see FIG. 5). The LED cover 108 has a translucent portion that transmits the light of these lamps L _{1 to} L ₃ .

The battery display lamp L ₁ displays the level of the battery voltage supplied by the storage battery B and the completion of charging using an LED whose emission color changes. In one example, when the battery voltage is sufficiently high after full charge, it lights in green, and as the remaining battery capacity of the storage battery B decreases with use and the battery voltage drops, the display color changes from green to yellow and then red, and charging is required. Let users know when it ’s right. Furthermore, it flashes red during charging, and lights up in green when charging is completed to notify the user of completion of charging. Notice display lamp L ₂ is turned on when there is a notice to the user. When the “OFF” button of the operation unit 305 (see FIG. 1) is operated while the notification display lamp L ₂ is lit, the control unit provided on the circuit board K ₁ or K ₂ corresponds to the content of the notification. Play audio data to inform the user. The ECO display lamp L ₃ lights up when the “ON” button of the operation unit 305 is operated and operates in the eco mode. The eco mode is a mode in which the control unit switches the suction force of the electric blower 106 depending on whether the place of cleaning is a carpet or flooring. Further, when the suction port body 303 moves away from the floor during the operation in the eco mode, the control unit stops a brush drive motor (not shown) provided in the suction port body 303 in response thereto. A control part judges the place of cleaning by the load of a brush drive motor.

[Description of dust collection unit]
9 is an external perspective view of the dust collection unit provided in the cleaner body of Embodiment 1, and FIG. 10 is a longitudinal sectional view of the dust collection unit shown in FIG.
The dust collection unit 500 includes a cup cover unit 570, a filter unit 550, an inner cylinder unit 530, and a bottomed cylindrical dust cup 501.

  The dust cup 501 is formed of a transparent or translucent resin so that the dust collection state is visible from the outside. As shown in FIG. 9, an inflow port 503 into which an air flow from the suction hose part 300 (see FIG. 1) flows is provided on the front peripheral surface of the dust cup 501.

  Referring to FIGS. 1, 2, and 6, the connection portion 306 of the suction hose portion 300 is connected to the vacuum cleaner main body 100 so that air flows straight into the inner circumferential surface of the cylindrical dust cup 501 from the tangential direction. Bent with a deviation from the center.

  Referring to FIG. 10, the inner cylinder unit 530 includes an upper cup cover 537 that houses the filter unit 550, a lower dust partition 535, and an inner cylinder 533 that connects between them. An opening is formed at the bottom of the cup cover 537 to which the inner cylinder 533 is connected. A slit-like outlet 533b is formed around the inner cylinder 533, and a mesh-like filter (not shown) is disposed at the outlet 533b. The dust partition 535 includes a flange portion 535 a having an outer diameter larger than that of the inner tube 533, a large-diameter tube portion 535 b surrounding the outer periphery of the flange portion, and a small-diameter tube portion 535 c whose lower end is in contact with the bottom center portion of the dust cup 501.

  When the electric blower 106 is activated, the air flow flows straight into the dust cup 501 in the circumferential tangential direction via the connecting portion 306 and the lateral relay duct 104a (see FIG. 11), and forms a high-speed swirling air flow in the dust cup 501. To do.

Thereby, the dust contained in the airflow is centrifuged. Since the dust collecting unit 500 is installed so that the central axis of the swirling airflow to be formed faces the direction of gravity, the heavy dust among the centrifugally separated dust is accumulated below the flange portion 535a by the action of gravity. .
Here, the center axis of the swirling airflow of the dust collection unit 500 being directed in the direction of gravity does not require the center axis of the swirling airflow to be directly below, and the dust collection unit 500 is directed to the cleaner body 100 in the vertical direction. It only has to be arranged.

A light thing is filtered with the mesh-like filter arrange | positioned in the outflow port 533b with an air flow. In addition, minute dust rises in the inner cylinder 533 through the outlet 533b and is filtered by the filter unit 550. The filter unit 550 includes a pleated filter in which a peak and a valley are continuous. The filtered air flow is sucked into the electric blower 106 through the outflow duct 571.
The dust collection unit 500 collects dust by centrifugal separation, but is not limited thereto. For example, a paper pack may be used to collect dust.

  As shown in FIG. 8, the vacuum cleaner main body 100 configured in this way is supported by the wheel main body 110 and the universal wheel 118 of the pair of wheels 140 in a free state with the suction hose 301 removed, as shown in FIG. In the state pulled forward by the suction hose 301, the pair of wheels 140 are supported by the wheel body 110 and the front wheel 117. That is, the position of the center of gravity of the cleaner body 100 is set so as to be in such a state. In this way, the step-over performance can be enhanced while suppressing the lifting of the front side of the cleaner body 100.

  FIG. 11 is an explanatory diagram illustrating airflow paths in the cleaner body of the first embodiment. As shown in FIGS. 6, 10, and 11, the air flow from the suction hose 301 flows into the dust collection unit 500 through the connection portion 306 and the lateral relay duct 104 a and above the electric blower 106.

  The inflowing air flow becomes a swirl flow in the dust cup 501 of the dust collection unit 500. After the dust collection is centrifuged, the air flow rises in the inner cylinder 533, passes through the filter unit 550, passes through the electric blower 106, and enters the lower flow path 138 below the dust collection unit 500. enter. The swivel axis is slightly tilted rearward with respect to the vertical direction. When viewed from the side as shown in FIG. 11, the flow path flowing into the dust cup 501 from the connecting portion 306 is substantially orthogonal to the pivot axis.

The air flow passes through the lower flow path 138 while cooling the circuit boards K ₁ and K _2, and then the air flow flows into the rear flow path 139 and is discharged from the exhaust port 133 to the outside. Note that an ion generator P may be provided in the rear channel 139, and the air flow may be discharged from the exhaust port 133 to the outside together with the ions generated by the ion generator P.

(Embodiment 2)
FIG. 12 is a diagram illustrating a cross-sectional shape of the finger insertion recess in the cleaner body of the second embodiment.
In the first embodiment (see FIG. 7), the opening side and the back side space of the finger insertion recess 109b are illustrated as being similar, but as shown in FIG. 12, the space on the back side of the finger insertion recess 209b is illustrated. The space may be narrower than the space on the opening side. In this way, the dead space at the back of the finger insertion recess 209b can be reduced.

(Embodiment 3)
FIG. 13 is a diagram illustrating the opening shape of the finger insertion recess in the cleaner body of the third embodiment.
In the first embodiment (see FIG. 4), the case where the opening of the finger insertion recess 109b is rectangular is illustrated, but as shown in FIG. 13, the left and right sides of the opening of the finger insertion recess 309b are made narrower than the center. May be. In this way, for example, the dead space in the finger insertion recess 309b when one finger is inserted into the finger insertion recess 309b can be reduced. Also in the third embodiment, the space on the back side of the finger insertion recess 309b may be narrower than the space on the opening side as in the second embodiment, and in this way, the dead space can be further reduced.

(Embodiment 4)
FIG. 14 is a diagram illustrating the opening shape of the finger insertion recess in the cleaner body of the fourth embodiment.
As shown in FIG. 14, the opening of the finger insertion recess 409b may be semi-elliptical. Even in this case, for example, it is possible to reduce a dead space in the finger insertion recess 409b when one finger is inserted into the finger insertion recess 409b. In the fourth embodiment, as in the second embodiment, the space on the back side of the finger insertion recess 409b may be narrower than the space on the opening side, and in this way, the dead space can be further reduced.

(Embodiment 5)
FIG. 15 is a diagram illustrating the opening shape of the finger insertion recess in the cleaner body of the fifth embodiment.
In the first embodiment (see FIG. 4), the case where one finger insertion recess 109b is provided is illustrated, but as shown in FIG. 15, a plurality of finger insertion recesses 509b may be provided. In the fifth embodiment, a case where two finger insertion recesses 509b are provided so that two fingers (for example, an index finger and a middle finger) can be inserted is illustrated.
In this way, the battery B (see FIG. 3) can be supported also by the partition wall 509c between the two finger insertion recesses 509b. In addition, since there are two finger insertion recesses so that two fingers can be inserted, the user can be prompted. In the fifth embodiment as well, the space on the back side of the finger insertion recess 509b may be narrower than the space on the opening side as in the second embodiment.

(Summary)
The vacuum cleaner of the present invention includes an electric blower and a casing that accommodates the electric blower, and a battery that attaches and detachably attaches a battery that supplies electric power to the electric blower at the rear of the casing. A concave portion is provided, and a concave portion for inserting a finger is provided vertically below the concave portion for mounting the battery,
The battery mounting recess is a recess that opens upward and rearward so that the entire rear surface of the battery is exposed to the outside and the battery can be moved upward and taken out,
The battery exhaust port for exhausting to the rear on the left and right sides of the mounting recess that is provided.
The electric vacuum cleaner of the present invention may be configured as follows.

(1) The lateral width of the finger insertion recess may be set to be narrower than the lateral width of the battery mounting recess.
In this way, the battery can be supported by the bottom wall of the battery mounting recess.

(2) A space on the back side of the finger insertion recess may be set narrower than a space on the opening side.
In this way, the dead space behind the finger insertion recess can be reduced.

(3) The left and right spaces of the opening of the finger insertion recess may be set narrower than the central space.
If it does in this way, the dead space in the recess for finger insertion when one finger is inserted in the recess for finger insertion can be reduced.

(4) A plurality of the finger insertion recesses may be provided, and a partition wall may be provided between the finger insertion recesses.
In this way, the battery can also be supported by the partition wall between the two finger insertion recesses.

  The disclosed embodiments should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

DESCRIPTION OF SYMBOLS 1 Electric vacuum cleaner 100 Vacuum cleaner main body 101 Case 106 Electric blower 109a Battery mounting recessed part 109b, 209b, 309b, 409b, 509b Finger insertion recessed part 509c Partition wall B Battery W1, W2 Width

Claims (4)

An electric blower and a housing for housing the electric blower,
The rear part of the housing is provided with a battery mounting concave part to which a battery for supplying electric power to the electric blower is detachably attached, and a finger insertion concave part is provided in the vertical direction below the battery mounting concave part. Has been
The battery mounting recess is a recess that opens upward and rearward so that the entire rear surface of the battery is exposed to the outside and the battery can be moved upward and taken out,
Vacuum cleaner characterized that you have an exhaust port is provided for exhausting rearward on the left and right sides of the battery mounting recessed portion.   The vacuum cleaner according to claim 1, wherein a width in the left-right direction of the finger insertion recess is set to be narrower than a width in the left-right direction of the battery mounting recess.   The vacuum cleaner according to claim 1 or 2, wherein a space on the back side of the finger insertion recess is set narrower than a space on the opening side. The vacuum cleaner according to any one of claims 1 to 3 , wherein a plurality of the finger insertion recesses are provided, and a partition wall is provided between the finger insertion recesses.