JP2022122033A - Electric vacuum cleaner - Google Patents

Abstract

To provide an electric vacuum cleaner that is a stick vacuum cleaner from which a handheld vacuum cleaner can be separated and that achieves increased usability.SOLUTION: An electric vacuum cleaner according to the present invention comprises: a stick body 101 that connects to a stick handle 102 and a suction port body; and a handheld body 201 that is detachably attached to an open part formed in the stick body 101. The handheld body 201 further includes: an electric air blower for generating suction force; a dust collection part 206 for containing dust that has flowed in from the suction port body 103 due to the suction force of the electric air blower; and a suction pipe 202 for providing communication between the dust collection part 206 and the suction port body 103.SELECTED DRAWING: Figure 3

Description

The present invention relates to vacuum cleaners.

As a conventional electric vacuum cleaner, for example, the technology described in Patent Document 1 shown below is known. In Patent Literature 1, a handy type compact cleaner is configured to be separable from a stick type cordless cleaner. The cordless vacuum cleaner includes a small cleaner support as a cleaner body, a handle connected to the upper part of the small cleaner support, a suction port connected to the lower part of the small cleaner support, and a small cleaner. and a small vacuum cleaner detachably attached to the support. A fan motor for generating a suction force, a first storage battery for driving the fan motor, and a dust collection chamber are built in the interior of the small vacuum cleaner. A second storage battery for driving the fan motor is built inside the small cleaner support portion and outside the small cleaner.

When the vacuum cleaner is used as a stick type vacuum cleaner, the user attaches the small vacuum cleaner to the small vacuum cleaner support portion and presses the operating portion provided on the handle to drive the fan motor. As a result, the dust sucked from the suction port body is collected in the dust collection chamber inside the compact cleaner.

When the vacuum cleaner is used as a handy type vacuum cleaner, the user removes the small vacuum cleaner from the small vacuum cleaner support portion and presses the operating portion provided on the small vacuum cleaner to drive the fan motor. Thereby, the user can use the compact vacuum cleaner as a handy vacuum cleaner.

When used as a handy type vacuum cleaner, power is supplied from the first storage battery to the fan motor. When used as a stick-type vacuum cleaner, power is supplied to the fan motor from the second storage battery in addition to the first storage battery.

JP 2015-159841 A

In Patent Document 1, the vacuum cleaner is used as a stick-type vacuum cleaner or a handy-type vacuum cleaner depending on the place to be cleaned, thereby improving the operability of the vacuum cleaner. Techniques for improving the operability of a vacuum cleaner are not limited to one, and it is preferable that an appropriate technique can be selected from a plurality of techniques according to the location to be cleaned and the user's preference.

SUMMARY OF THE INVENTION An object of the present invention is to provide a vacuum cleaner in which a handy type vacuum cleaner can be separated from a stick type vacuum cleaner and which is improved in usability.

To achieve the above objects, the present invention is a vacuum cleaner comprising a stick body connected to a stick handle and a suction body, and a handy body detachably attached to an opening formed in the stick body. The handy main body includes an electric blower that generates a suction force, a dust collection section that stores dust that has flowed in from the suction body due to the suction force of the electric blower, and a dust collection section that communicates with the suction body. It is characterized by having a suction pipe.

According to the present invention, it is possible to provide a vacuum cleaner in which a handy type vacuum cleaner can be separated from a stick type vacuum cleaner with improved usability.

1 is an external perspective view of a vacuum cleaner according to an embodiment of the present invention; FIG. 1 is a rear view of a vacuum cleaner according to an embodiment of the present invention; FIG. 1 is an exploded perspective view of a vacuum cleaner according to an embodiment of the present invention; FIG. 1 is a cross-sectional view of a vacuum cleaner according to an embodiment of the present invention; FIG. 1 is a rear external perspective view of a vacuum cleaner with a stick handle removed according to an embodiment of the present invention; FIG. 1 is an external perspective view of a handy body according to an embodiment of the present invention; FIG. 1 is an external perspective view of a handy body according to an embodiment of the present invention; FIG. FIG. 2 is a cross-sectional view taken in the front-rear direction of the handy body according to the embodiment of the present invention; 1 is an external perspective view showing a brush member according to an embodiment of the present invention; FIG. FIG. 4 is an external perspective view showing a state in which a dust collecting section is removed from the handy body according to the embodiment of the present invention; 1 is an external perspective view of a handy body according to an embodiment of the present invention, viewed obliquely from below; FIG. FIG. 4 is an exploded perspective view of the dust collection part according to the embodiment of the present invention; FIG. 2 is an external perspective view of the dust collecting portion according to the embodiment of the present invention as viewed from the front; It is sectional drawing which looked at the dust collection part which concerns on the Example of this invention from the left side. It is the figure which looked at the dust collection part which concerns on the Example of this invention from back. 1 is an external perspective view of a storage battery unit according to an embodiment of the present invention; FIG. It is a top view of the storage battery unit which concerns on the Example of this invention.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. Similar components are denoted by similar reference numerals, and similar descriptions are not repeated.

The various constituent elements of the present invention do not necessarily have to be independent entities, and one constituent element may consist of a plurality of members, a plurality of constituent elements may consist of one member, a certain constituent element may part of a component, part of one component overlaps part of another component, and so on.

Hereinafter, as shown in FIG. 1 and the like, the direction in which the stick handle 102 of the vacuum cleaner 100 is positioned is referred to as the upward direction, and the direction in which the suction body 103 is positioned is referred to as the downward direction. In the electric vacuum cleaner 100, the side where the handy body 201 is positioned is the front direction, and the direction where the stick body 101 is positioned is the rear direction. Further, the right direction and the left direction are taken from the viewpoint of the user who is using the stick cleaner or the handy cleaner.

As shown in FIG. 6 and the like, when only the handy body 201 is described, the side where the suction pipe 202 of the handy body 201 is located may be described as the front, and the side where the storage battery 208 is located may be described as the rear.

1 is an external perspective view of an electric vacuum cleaner according to an embodiment of the present invention, FIG. 2 is a rear view of the electric vacuum cleaner according to an embodiment of the present invention, and FIG. 3 is an electric vacuum cleaner according to an embodiment of the present invention. 1 is an exploded perspective view of a vacuum cleaner; FIG. FIG. 4 is a cross-sectional view of the vacuum cleaner according to the embodiment of the present invention, and FIG. 5 is a rear external perspective view of the vacuum cleaner with the stick handle removed according to the embodiment of the present invention. The charging stand 104 and the support portion 105 are not shown in FIG.

A stick handle 102 is detachably connected to the upper part of the stick body 101 , and a suction body 103 is detachably connected to the lower part of the stick body 101 . The suction body 103 is placed on the charging stand 104 . A support portion 105 extending upward is provided behind the charging stand 104 , and the support portion 105 supports the rear of the stick body 101 . Also, an attachment device 106 such as a gap mouthpiece is mounted on the charging base 104 .

An open portion 110 is formed in front of the stick body 101 , and the handy body 201 is detachably accommodated in the open portion 110 . The handy body 201 is provided with a dust collector 206, an electric blower 207, and a storage battery 208, as will be described later. When removed from the main body 101, it functions as a handy vacuum cleaner. That is, the stick cleaner and the handy cleaner share the dust collector 206, the electric blower 207, and the storage battery 208. FIG.

The stick handle 102 is provided with a power switch 115. By pressing the power switch 115, the electric blower 207 and the rotating cleaning member 109 of the suction member 103 are driven.

A connecting hole 102a penetrating downward is formed in the lower rear portion of the stick handle 102. As shown in FIG. A connection pin 111 inserted into the connection hole 102a is provided at the upper rear portion of the stick body 101 . The connection pin 111 is biased rearward, and by inserting this connection pin 111 into the connection hole 102 a of the stick handle 102 , the stick handle 102 is fixed to the stick body 101 . When removing the stick handle 102 from the stick main body 101, the connecting pin 111 is pushed in to retreat from the position overlapping the connecting hole 102a, and then the stick handle 102 is pulled out (see FIG. 5).

A suction pipe 202 is provided at the lower portion (front portion) of the handy body 201 . A suction pipe receiving portion 112 into which the suction pipe 202 is inserted is formed at the bottom of the stick body 101 . Movement of the lower part (front part) is restricted. The suction pipe receiving portion 112 communicates with the suction body 103 so that the suction pipe 202 and the suction body 103 communicate with each other.

In addition, a handy removal button 113 is provided on the upper front portion of the stick body 101 . A handy body receiving portion 203 is formed on the upper portion (rear portion) of the handy body 201 . The handy removing button 113 is biased downward by a spring, and when the lower tip of the handy removing button 113 engages with the handy body receiving portion 203, the handy body 201 attached to the open portion 110 is removed from the stick body 101. fixed to

When the handy body 201 is removed from the stick body 101 , the handy removing button 113 is moved upward against the spring force, and the lower tip of the handy removing button 113 is retracted from the handy body receiving portion 203 . In this way, the handy body 201 can be removed from the stick body 101 .

A mouthpiece removal button 114 is provided in front of the lower portion of the stick body 101 . The connection pipe 107 of the mouthpiece 103 is provided with a connection hook 107a. The mouthpiece removal button 114 is biased forward by a spring, and a part of the mouthpiece removal button 114 is fitted into the connection hook 107a to fix the mouthpiece 103 to the stick body 101 . The suction body 103 is provided with a rotary cleaning body 109 that is rotationally driven by an electric motor (not shown). The rotary cleaning member 109 acts to scrape dust from the floor surface, which is the surface to be cleaned. Note that the rotary cleaning member 109 is not an essential component, and the dust may be sucked only by the suction force of the electric blower 207 without the rotary cleaning member 109 . Also, the rotary cleaning member 109 may be rotated by the suction force generated by the electric blower 207 instead of the electric motor.

A projection 105a projecting upward is provided in front of the support portion 105 . A projection receiving portion 108 is formed at the rear of the stick body 101, and by inserting the projection receiving portion 108 into the projection 105a, the vacuum cleaner 100 (stick body 101) stands up on the charging base 104. supported by

Next, the configuration of the handy body 201 will be described. 6 and 7 are external perspective views of the handy body 201 according to the embodiment of the present invention, FIG. 8 is a cross-sectional view of the handy body 201 according to the embodiment of the present invention cut in the longitudinal direction, and FIG. 1 is an external perspective view showing a brush member according to an embodiment of the present invention; FIG.

The handy body 201 functions as a handy vacuum cleaner. The handy body 201 has a handy handle 204 in the upper rear portion, a power switch 205 installed in front of the handy handle 204, a dust collector 206 detachably attached to the front of the handy body 201, and a dust collector 206. and a suction pipe 202 in communication therewith.

The handy main body 201 includes an electric blower 207 that generates a suction force, a storage battery 208 that supplies electric power to the electric blower 207 , and a control device 209 that controls the storage battery 208 and the electric blower 207 .

A brush member 210 is provided in front of the suction pipe 202 . The brush member 210 includes a brush 210a that contacts the surface to be cleaned, a brush support portion 210b that serves as a base for mounting the brush 210a, and a brush member 210 extending from the brush support portion 210b toward the opposite side of the brush and sandwiching the suction pipe 202 from both sides. A pair of arm portions 210c and a rotation restricting portion 210d attached to the brush support portion 210b for restricting rotation of the brush support portion 210b are provided.

The brush member 210 is rotatably supported with respect to the suction pipe 202 . A pair of arm portions 210c is provided with a rotating shaft 210c1. The rotating shaft 210c1 is inserted into a small hole (not shown) formed in the suction pipe 202, and the brush member 210 is moved to the suction pipe 202. Rotate.

When using the brush member 210 as a handy vacuum cleaner, the brush member 210 is rotated so that the brush member 210 can be positioned on the extension of the suction pipe 202 . When the brush member 210 is rotated, the rotation restricting portion 210d comes into contact with the front end portion of the suction pipe 202, and the rotation of the brush member 210 is restricted. The brush member 210 is inclined downward with respect to the forward extending direction of the suction pipe 202 . Since the lower part of the brush member 210 is open when the brush member 210 is inclined, the flow path of the suction pipe 202 is not blocked.

When housing the brush member 210 , the brush member 210 is rotated so that the brush member 210 faces the rear of the suction pipe 202 . That is, the bristle member 210 rotates so as to take a state of being retracted from the extension of the suction pipe 202 . When the brush member 210 is rotated, the arm portion 210c of the brush member 210 comes into contact with the rotation restricting protrusion 202a formed on the side surface of the suction pipe 202, and the rotation of the brush member 210 is restricted. In this manner, the brush member 210 is retracted from the front end portion of the suction pipe 202 .

With the brush member 210 retracted from the front end of the suction pipe 202 , an attachment device 106 such as a mouthpiece for gaps can be attached to the front end of the suction pipe 202 . For example, an extension pipe (not shown) can be connected other than the gap mouthpiece. The suction pipe 202 is provided with a well-known clamping hook 211 to which an extension pipe can be connected and fixed. Furthermore, the suction body 103 or another suction body (second suction body) can be connected to the front end of the extension tube.

In other words, by connecting an extension tube and a second suction body to the handy body 201 of this embodiment, the handy body 201 can be used as a stick cleaner (not shown) in the shape of a user's hand. In addition, by supplying power to the tip of the suction pipe 202, it is possible to use accessories that incorporate an electrically driven motor or LED, or to use the second suction body via the conductive parts inside the extension pipe. It is also possible to drive the rotating brush of the second suction member by driving the motor built in the .

According to this embodiment, the handy main body 201 is provided with the suction pipe 202, and an extension pipe or the like can be connected to the suction pipe 202, so that the usability of the electric vacuum cleaner can be improved.

When attaching the handy body 201 to the stick body 101 , the brush member 210 is retracted from the front tip of the suction pipe 202 . When attaching the handy body 201 to the stick body 101 , first, the suction pipe 202 is inserted into the suction pipe receiving portion 112 , and then the handy handle 204 side is pushed into the stick body 101 . Then, the lower tip of the handy removal button 113 is fitted into the handy body receiving portion 203 , and the handy body 201 is attached to the stick body 101 .

The brush member 210 protrudes rearward (downward) from the surface of the suction pipe 202 when retracted from the front end portion of the suction pipe 202 . When attached to the stick body 101 in this state, the brush member 210 and the stick body 101 come into contact with each other. Therefore, in this embodiment, contact between the brush member 210 and the stick body 101 is avoided as follows.

As shown in FIG. 5, an opening 116 penetrating through the stick body 101 is formed at the rear of the stick body 101 . A part of the brush member 210 protrudes from the opening 116 when the handy body 201 is attached to the stick body 101 . That is, in this embodiment, when the handy body 201 is attached to the stick body 101, the opening 116 is provided to avoid contact between the brush member 210 and the stick body 101. FIG. By configuring in this way, in this embodiment, the attachment of the handy body 201 to the stick body 101 can be performed smoothly.

Next, the attachment/detachment structure of the handy body 201 and the dust collecting section 206 will be described with reference to FIGS. 8, 10, and 11. FIG. FIG. 10 is an external perspective view showing a state in which the dust collector is removed from the handy body according to the embodiment of the present invention, and FIG. be. FIG. 11 shows the state in which the seal packing is removed.

An attachment/detachment button 212 for removing the dust collection section 206 from the handy main body 201 is provided at the upper rear portion of the dust collection section 206 . The attachment/detachment button 212 is biased rearward (toward the handy body 201 side) by a spring, and the claw portion 212 a of the attachment/detachment button 212 enters the handy body 201 to hold the rear side of the dust collecting section 206 . A hook portion 213 ( FIG. 8 ) is formed in front of the lower portion of the dust collecting portion 206 . A receiving portion 214 for receiving the hook portion 213 is formed above the suction pipe 202 . By hooking the hook portion 213 on the receiving portion 214 , the front portion of the dust collection portion 206 is held by the handy body 201 , and the rear portion of the dust collection portion 206 is held by the handy body 201 by the attachment/detachment button 212 .

Furthermore, a discharge port 215 communicating with the dust collecting portion 206 is formed above the suction pipe 202 . The air containing dust that has flowed in from the suction pipe 202 is discharged from the discharge port 215 and flows into the dust collector 206 . When used as a stick cleaner, air containing dust that has passed through suction body 103 , connecting pipe 107 and suction pipe 202 is discharged from outlet 215 and flows into dust collection section 206 .

The discharge port 215 is formed to be shifted to the left or right from the center line C1 of the suction pipe 202 . In this embodiment, the discharge port 215 is shifted to the right from the point of view of the user using the handy cleaner. A seal packing 216 is attached to the discharge port 215 in order to ensure airtightness between the discharge port 215 and the dust collecting portion 206 . The seal packing 216 has a lip portion 216 a that keeps the opening periphery of the discharge port 215 airtight, and a valve body 216 b that opens and closes the discharge port 215 . The lip portion 216a and the valve body 216b are rotatably connected by a rotating portion 216c, and the valve body 216b opens and closes the discharge port 215 about the rotating portion 216c.

The valve body 216b rotates from the suction pipe 202 toward the dust collecting section 206 side when the suction force of the electric blower 207 is generated. A plurality of ribs 216d projecting from the surface of the valve body 216b are formed on the upstream side (suction pipe 202 side) of the valve body 216b. The plurality of ribs 216d are formed to extend from the rotating portion 216c toward the anti-rotating portion. That is, the plurality of ribs 216d are formed along the flow of air.

In this embodiment, since a plurality of ribs 216d are formed on the upstream side of the valve body 216b, the rigidity of the valve body 216b is ensured and the valve body 216b can be easily opened with the rotating portion 216c as a rotating shaft. In addition, since the plurality of ribs 216d are arranged along the flow of air, the dust-laden air colliding with the valve body 216b can smoothly flow toward the dust collecting portion 206 side. Further, when the electric blower 207 is stopped and no suction force is generated, the weight of the plurality of ribs 216 d causes the valve body 216 b to close the discharge port 215 . spillage can be suppressed.

Next, the configuration of the dust collecting section 206 will be described with reference to FIGS. 12 to 15. FIG. The description of FIGS. 12 to 15 is based on the case of use as a stick cleaner. In this case, the dust collection case 220 side is the lower side, the filter housing portion 223 side is the upper side, the attachment/detachment button 212 side is the front side, and the inlet 227 side is the rear side. When used as a handy vacuum cleaner, the dust collection case 220 side is the front side, the filter housing portion 223 side is the rear side, the attachment/detachment button 212 side is the top side, and the inlet 227 side is the bottom side.

12 is an exploded perspective view of the dust collecting portion according to the embodiment of the present invention, FIG. 13 is an external perspective view of the dust collecting portion according to the embodiment of the present invention as seen from the front, and FIG. FIG. 15 is a cross-sectional view of the dust collection part according to the embodiment as seen from the left side, and FIG. 15 is a rear view of the dust collection part according to the embodiment of the present invention.

The dust collecting part 206 is connected to a bottomed cylindrical dust collecting case 220 for collecting dust, an umbrella part 221 mounted inside the dust collecting case 220, and mounted inside the dust collecting case 220. a cylindrical filter accommodating portion 223 that includes the inner cylinder 222 below and accommodates a filter; a first dust trapping filter 224 that is accommodated in the filter accommodating portion 223; and a second dust trapping filter 225 arranged downstream of the first dust trapping filter 224 . The first dust trapping filter 224 is made of sponge and can be washed with water. The second dust trapping filter 225 is folded in a pleated shape (folded shape) in order to expand the ventilation area, and is adhered to the circular frame 225a. In this embodiment, two dust trapping filters, the first dust trapping filter 224 and the second dust trapping filter 225, are provided, but the number of dust trapping filters may be one.

The upper side (downstream side) of the second dust trapping filter 225 faces the suction port of the electric blower 207 . A cleaning brush 226 for cleaning the second dust collecting filter 225 is detachably attached to the outer periphery of the dust collecting case 220 . The cleaning brush 226 is provided with a brush 226a, and the brush 226a is used to clean dust adhering to the second dust trapping filter 225, for example.

The filter housing portion 223 has a partition wall 223a that supports the first dust trapping filter 224, and an opening 223b formed in the central portion of the partition wall 223a. An inner cylinder 222 having a plurality of struts 222a is fixed around the opening 223b. A breathable mesh filter 222b is provided between adjacent struts 222a of the inner cylinder 222 . In addition, the inner cylinder 222 is provided with a circular inner cylinder frame 222c that connects a plurality of struts 222a. The inner cylindrical frame 222c has a rail protrusion 222d protruding toward the outer periphery and having a plurality of partially cutout portions 222d1.

A circular annular wall 221a is formed on the upper side (inner cylinder 222 side) of the umbrella portion 221, and a plurality of projections 221b protruding inward are formed on the inner circumference of the annular annular wall 221a. ing. When connecting the umbrella portion 221 and the inner cylinder 222, the plurality of projections 221b on the umbrella portion 221 side are aligned with the positions of the plurality of notch portions 222d1 on the inner cylinder 222 side, and the plurality of projections 221b are aligned with the plurality of notch portions. It is inserted into the portion 222d1. After that, the umbrella portion 221 is rotated to the right or left. The plurality of protrusions 221b are positioned above the position of the rail protrusions 222d (on the side of the inner cylinder 222), and the head portion 221 and the inner cylinder 222 are connected. When removing the umbrella portion 221 from the inner cylinder 222, the umbrella portion 221 is rotated rightward or leftward, the plurality of projections 221b are aligned with the plurality of notch portions 222d1, and the umbrella portion 221 is pulled out.

A cross-shaped bridge portion 221 c is formed in the umbrella portion 221 so as to traverse the inside of the umbrella portion 221 , and a cross-shaped cross extending from the bridge portion 221 c toward the bottom of the dust collection case 220 is formed. A rib 221d is provided. The tip of the cross rib 221d is formed in a straight line along the bottom side of the dust collection case 220, and both ends of the straight line are formed in an arc shape. As will be described later, the cross rib 221d collides with the cross rib 221d when the dust swirling inside the dust collection case 220 compresses the dust with the force of the collision. A mesh filter 221e is provided between adjacent cross-shaped bridge portions 221c. An annular protrusion 221 f protruding toward the dust collection case 220 is formed on the outer periphery of the umbrella portion 221 . The shape of the projecting portion 221f is the same shape as the inner peripheral shape of the dust collection case 220 . In addition, the protrusion 221f is positioned below the inlet 227 and below the half position of the dust collecting case 220 in the vertical direction.

The filter housing portion 223 and the dust collection case 220 are configured to be detachable. A plurality of protrusions 223c projecting toward the outer periphery are formed on the outer periphery of the filter accommodating portion 223. As shown in FIG. On the other hand, a plurality of upper protrusions 220a and lower protrusions 220b protruding toward the inner periphery are formed on the inner periphery of the dust collection case 220. As shown in FIG. The upper projection 220a has a plurality of notch portions 220c that are partly notched, and is shorter in the circumferential direction than the lower projection 220b. The upper projection 220a and the lower projection 220b are formed so as to partially overlap on the open side of the dust collection case 220. As shown in FIG.

When connecting the filter housing portion 223 and the dust collection case 220, the plurality of notch portions 220c on the dust collection case 220 side are aligned with the positions of the plurality of projections 223c on the filter housing portion 223 side, and the plurality of notch portions are aligned. A plurality of protrusions 223c are inserted into 220c. After that, the dust collection case 220 is rotated rightward or leftward. The plurality of protrusions 223c are inserted between the upper protrusions 220a and the lower protrusions 220b to connect the filter accommodating portion 223 and the dust collection case 220. As shown in FIG. When removing the dust collection case 220 from the filter housing portion 223, the dust collection case 220 is rotated to the right or left, the plurality of projections 223c are aligned with the plurality of notches 220c, and the dust collection case 220 is pulled out. do.

The dust collection case 220 is formed with an inlet 227 into which air containing dust flows. The inflow port 227 communicates with the discharge port 215 of the suction pipe 202 via the seal packing 216 . The inflow port 227 is arranged at a position shifted from the center line C2 of the dust collecting portion 206 (Fig. 15). In this embodiment, the inflow port 227 is shifted rightward from the viewpoint of the user who is using the stick cleaner or the handy cleaner.

When the user presses the power switch 115 or power switch 205 while the stick cleaner or handy cleaner is being used, the electric blower 207 is driven to generate a suction force. The dust-laden air passes from the suction port 103 through the suction pipe 202 or the suction pipe, and is discharged from the discharge port 215 toward the dust collecting portion 206 side. Air containing dust discharged from the discharge port 215 passes through the inlet 227 and flows into the dust collection case 220 . Since the inlet 227 is arranged at a position offset from the center line C2 of the dust collecting portion 206, the dust-laden air that flows in from the inlet 227 flows along the inner surface of the dust collecting case 220, and the inner cylinder 222 A swirl flow occurs at the position of (broken line in FIG. 14). Part of the air from which dust has been removed passes through the mesh filter 222b of the inner cylinder 222, fine dust is removed by the first dust trapping filter 224 and the second dust trapping filter 225, and the air is sucked into the electric blower 207. be.

The dust flowing as a swirl collides with the inner wall of the dust collection case 220 due to the centrifugal action, passes through the gap between the projection 221f and the dust collection case 220, and moves to the bottom of the dust collection case 220. FIG. The dust that has moved to the bottom of the dust collection case 220 collides with the cross rib 221d to suppress the swirling flow, and the dust is compressed by the suction force. The dust-separated air passes through the mesh filter 221e arranged between the bridge portions 221c, and the mesh filter 221e captures dust with a low specific gravity such as fluff and fine dust. Dust filtered by the mesh filter 221e is compressed by suction force. Fine dust is removed from the air that has passed through mesh filter 221 e by first dust filter 224 and second dust filter 225 , and the air is sucked into electric blower 207 .

In this embodiment, the projection 221f has the same shape as the inner circumference of the dust collection case 220. As shown in FIG. Therefore, the gap between the projecting portion 221f and the dust collection case 220 becomes uniform, the loss of the swirling flow can be suppressed, and the dust separation action can be improved. In addition, the protrusion 221f is located below the inlet 227 (bottom side of the dust collection case 220) and further below the vertical half position of the dust collection case 220. Dust that has passed through the gap between the portion 221f and the dust collection case 220 can be prevented from flowing back through the gap and flying up toward the inner cylinder 222 side.

Next, storage battery 208 will be described. FIG. 16 is an external perspective view of a storage battery unit according to an embodiment of the invention, and FIG. 17 is a top view of the storage battery unit according to an embodiment of the invention.

The storage battery unit 230 has a storage battery 208 that supplies electric power to the electric blower 207 . The storage battery unit 230 is detachably attached to the handy body 201 with screws. The storage battery unit 230 includes a lower case 231 that surrounds the storage battery 208 , an upper case 232 that is arranged above the lower case 231 , and a control board 233 that is arranged above the upper case 232 . That is, in this embodiment, the control board 233 is arranged above the storage battery 208 and exposed from the periphery of the storage battery unit 230 . The control board 233 constitutes the control device 209 .

The control board is electrically connected to a power terminal 234 for supplying power to the electric blower 207 and to the storage battery 208 during charging, and power switches 115 and 205 for turning on/off the electric blower 207. An input/output terminal 235 is provided.

In this embodiment, since the control board 233 is exposed from the periphery of the storage battery unit 230, connectivity between the control board 233 and the handy body 201 can be improved. When the storage battery unit 230 is attached to the handy main body 201, the control board 233 is covered with the handy main body 201, so disconnection of the power cord and breakage of the terminal portion of the control board 233 can be suppressed. Furthermore, according to this embodiment, since the control board 233 of the detachable storage battery unit 230 is arranged, the maintainability of the control board 233 can be improved.

A first opening 236 is formed in front of the lower case 231 of the storage battery unit 230 , and a second opening 237 is formed above the upper case 232 . The first opening 236 and the second opening 237 communicate inside the storage battery unit 230 . The storage battery 208 is arranged in a passage connecting the first opening 236 and the second opening 237 in the storage battery unit 230 . Also, the first opening 236 communicates with an exhaust passage 238 ( FIG. 8 ) of the electric blower 207 .

When the electric blower 207 starts operating, its exhaust air flows into the exhaust passage 238 and further flows into the first opening 236 arranged downstream of the exhaust passage 238 . The exhaust air that has flowed into the first opening 236 flows along the outer peripheral surface of the storage battery 208 and is discharged from the second opening 237 .

According to this embodiment, the storage battery unit 230 is provided with the first opening 236 and the second opening 237 to allow the exhaust air from the electric blower 207 to flow, so that the temperature rise of the storage battery 208 can be suppressed.

When charging the storage battery 208, the stick cleaner is placed on the charging stand 104 as shown in FIGS.

In this embodiment, the control board 233 has the function of controlling the main body and the battery. good.

The charging stand 104 is connected to a commercial power source (not shown). The charging stand 104 is provided with a power supply terminal 120 as shown in FIG. The stick body 101 is provided with a power receiving terminal 121 that contacts the power feeding terminal 120 as shown in FIG. Further, the open portion 110 of the stick body 101 is provided with a power supply terminal 122 . The power receiving terminal 121 and the power feeding terminal 122 are connected by a power cord (not shown). The handy body 201 is provided with a power receiving terminal 240 that contacts the power supply terminal 122 as shown in FIG. Power receiving terminal 240 is connected to storage battery 208 .

When the handy body 201 is attached to the open portion 110 of the stick body 101 and the stick body 101 is placed on the charging base, the power receiving terminal 240 and the power feeding terminal 122 are connected, and the power receiving terminal 121 and the power feeding terminal 120 are connected. The power supply terminal 120 is electrically connected, and the storage battery 208 is charged.

In addition, the present invention is not limited to the above-described embodiments, and includes various modifications. The above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the described configurations.

DESCRIPTION OF SYMBOLS 100... Vacuum cleaner, 101... Stick main body, 102... Stick handle, 102a... Connection hole, 103... Mouthpiece, 104... Charging base, 105... Support part, 106... Attachment tool, 107... Connection pipe, 107a... Connection hook , 108... Projection receiving part 109... Rotating cleaning body 110... Opening part 111... Connection pin 112... Suction pipe receiving part 113... Handy removal button 114... Suction body removal button 115... Power switch 116... Opening 120 Power supply terminal 121 Power receiving terminal 122 Power supply terminal 201 Handy body 202 Suction pipe 203 Handy body receiving part 204 Handy handle 205 Power switch 206 Dust collecting part , 207... Electric blower 208... Storage battery 209... Control device 210... Brush member 210a... Brush 210b... Brush support part 210c... Arm part 210d... Rotation restricting part 211... Clamp hook 212... Detachable button , 212a... Claw portion 213... Hook part 214... Receiving part 215... Discharge port 216... Seal packing 216a... Lip part 216b... Valve body 216c... Rotating part 216d... Rib 220... Collection Dust case 221 Head portion 221a Annular wall 221b Protrusion 221c Bridge portion 221d Cross rib 221e Mesh filter 221f Protrusion 222 Inner tube 222a Strut 222b Mesh Filter 222c Inner cylindrical frame 222d Rail projection 222d1 Notch 223 Filter accommodating portion 223a Partition wall 223b Opening 223c Protrusion 224 First dust filter 225 Second 2 dust trapping filter 226 cleaning brush 230 storage battery unit 231 lower case 232 upper case 233 control board 234 power supply terminal 235 input/output terminal 236 first opening 237 second 2 openings, 240... Power receiving terminal

Claims (7)

A vacuum cleaner comprising a stick body connected to a stick handle and a suction body, and a handy body detachably attached to an opening formed in the stick body,
The handy main body includes an electric blower that generates a suction force, a dust collection section that stores dust that has flowed in from the suction body due to the suction force of the electric blower, and a suction pipe that communicates the dust collection section and the suction body. and a vacuum cleaner. The vacuum cleaner according to claim 1,
A vacuum cleaner, wherein an attachment device can be detachably attached to the tip of the suction pipe. In the vacuum cleaner according to claim 2,
A vacuum cleaner, wherein the attachment device is an extension tube. The vacuum cleaner according to claim 3,
A vacuum cleaner, wherein the suction body or the second suction body can be attached to and detached from a front end portion of the extension pipe. The vacuum cleaner according to any one of claims 1 to 4,
The stick body includes a suction pipe receiving portion into which the suction pipe is inserted,
An electric vacuum cleaner, wherein the suction pipe receiving portion communicates with the suction body. In the vacuum cleaner according to any one of claims 1 to 5,
A vacuum cleaner, wherein a handy removal button for removing the handy body from the stick body is provided in front of an upper portion of the stick body. The vacuum cleaner according to claim 6,
A handy body receiving portion is formed on the upper portion of the handy body,
The handy removal button is biased downward by a spring,
A vacuum cleaner, wherein a lower tip of the handy removal button is engaged with the handy body receiving portion.

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