JPH0142686B2 - - Google Patents

Description

[Detailed description of the invention] (Industrial field of application) (Industrial field of application) The present invention relates to a vacuum cleaner, particularly a small vacuum cleaner of a stationary type or a handy type, and has a structure for housing a suction port body. It is related to.

(Prior Art) Conventionally, in vacuum cleaners in which a small suction port body as an attachment can be stored in the vacuum cleaner body, as described in Japanese Utility Model Publication No. 53-40062, A structure has been adopted in which a suction port body storage chamber that can be opened and closed by a lid is formed inside, and the suction port body is stored in this suction port body storage chamber. However, with this conventional structure, the lid must be opened and closed, which is time-consuming.

Additionally, conventionally, a part of the suction spout body is locked to a locking part formed on the outer surface of the vacuum cleaner body, and this suction spout body is stored in a state protruding from the vacuum cleaner body. . However, with this structure, the stored suction port body protrudes from the vacuum cleaner body, so
It becomes a nuisance and spoils the appearance.

(Problems to be Solved by the Invention) As described above, conventional vacuum cleaners have a structure in which the suction port body is stored in a storage chamber that can be opened and closed by a lid, or a structure in which the suction port body is protruded from the vacuum cleaner body. Since the structure was such that the suction port body was stored in the same state, it took time and effort to take out and store the suction port body, and there were problems in that it did not look good especially when stored.

The present invention aims to solve these problems by providing a structure in which the suction port housed in the vacuum cleaner body does not get in the way, looks good when stored, and allows the suction port to be easily stored. The object of the present invention is to provide a vacuum cleaner that can be taken out and taken out.

[Structure of the invention]

(Means for Solving the Problems) The present invention provides a handy type vacuum cleaner body having a suction port at one end, a locking portion at the other end, and an electric blower installed inside, and the vacuum cleaner body. It has a fitting part that is removably fitted, and an extension pipe that is removably connected to the suction port of the vacuum cleaner main body is connected to one end of the fitting part, and the vacuum cleaner is connected to the other end of the fitting part. a support body that is provided with an engaging body that is removably engaged with a locking portion of the main body and has a handle at the rear; a first suction port body that is removably connected to the suction port of the vacuum cleaner main body; a second suction port body connected to the tip of the extension pipe, and the vacuum cleaner main body includes a dust collection case having the suction port, and a dust collection case to which the electric blower is installed. In the vacuum cleaner, a suction port storage recess is formed on the upper surface side of the dust collection case, and the first suction port storage recess is formed in the suction port storage recess.
The first suction port body is removably inserted so that the outer surface of the dust collection case and the exposed surface of the first suction port body are flush with each other, and further, the first suction port body is attached to the surface of the main body case side in the suction port housing recess. A fitting recess is formed into which the end of the first suction port body is inserted and supported.

(Function) In the vacuum cleaner of the present invention, when cleaning a slightly high place such as the top of a table, the engaging body of the support body is removed from the locking part of the vacuum cleaner body, and the vacuum cleaner body is moved to the fitting part of the support body. At the same time, remove the first suction port body from the suction port housing recess of the dust collection case, which together with the main case constitute the vacuum cleaner body, and connect this first suction port body to the suction port of the dust collection case. , carry out cleaning by holding the main body of the handy type vacuum cleaner. On the other hand, when cleaning low places such as floors, the engaging body of the support body is engaged with the locking part of the vacuum cleaner body, and the vacuum cleaner body is fitted into the fitting part of the support body. A second suction port body is connected to the tip of an extension tube connected to the fitting portion and connected to the suction port, and cleaning is performed by holding the handle of the support body. When cleaning using the extension tube and when not cleaning, the first suction port is inserted into the suction port housing recess on the top side of the dust collection case. The first suction port body is held by fitting the end portion of the first suction port body into the fitting recess on the surface of the main body case side of the suction port housing recess. At this time, the outer surface of the dust collection case and the exposed surface of the first suction port body are flush with each other, so that the first suction port body does not get in the way and looks good. Furthermore, when carrying the dust collection case to dispose of dust, etc., by hooking your finger into the fitting recess of the suction port storage recess of this dust collection case, you can use the storage recess as a handle to hold the dust collection case. can have.

(Example) Hereinafter, an example of the present invention will be described based on FIGS. 1 to 5.

Reference numeral 1 denotes a small hand-held type vacuum cleaner body, and the vacuum cleaner body 1 includes a main body case 3 in which an electric blower 2 is built-in, and a collection unit that is detachably attached to the front side of the main body case 3, which is the suction side of the electric blower 2. It is formed by a dust case 4.

An exhaust port 11 for discharging exhaust air from the electric blower 2 is formed on the rear side of the main body case 3, and a locking recess 12 as a locking portion is formed above the exhaust port 11. A handle 13 is formed on the upper part of the main body case 3, and
A first switch button 14 is provided near it. Furthermore, a concave engagement receiving part 15 is provided on the front lower edge of the main body case 3 and protrudes toward the rear lower edge of the dust collection case 4, and is engaged with the front upper edge of the main body case 3. A hole 16 is provided, and an engaging claw 17 is provided protruding from the front upper edge of the main body case 3 toward the engaging hole 16 side. In addition, the main case 3
A second switch button 19 is provided on the lower surface of the switch and protrudes and is biased by a spring 18.

The dust collection case 4 has a suction port 21 on the front side.
It has an on-off valve 22 inside this suction port 21, and also has this suction port 21 on the upper surface side.
A suction port body storage recess 24 into which a rectangular cylindrical first suction port body 23 that is detachably connected to the suction port body 24 is removably inserted.
is provided, and a filter device 2 is provided at the internal trailing edge.
5 is fitted, and an engagement protrusion 26 that engages with the engagement receiving portion 15 of the main body case 3 is provided on the rear lower edge thereof, and an engagement protrusion 26 that engages with the engagement receiving portion 15 of the main body case 3 is provided on the rear upper edge of the main body case 3. A clamp 27 that is inserted into the engagement hole 16 and engages and disengages from the engagement claw 17 is rotatably provided.

The locking recess 12, the handle 13, the first switch button 14, the engagement hole 16, and the clamp 27 are formed in a bulge on the upper surface of the vacuum cleaner main body 1, which consists of the main body case 3 and the dust collection case 4. The suction opening housing recess 24 is formed or arranged in a bulging portion 1a extending in the front-rear direction from the front end to the rear end of the vacuum cleaner body 1. When the suction port body 23 is inserted into the storage recess 24, the suction port body 2
The exposed surfaces of the top surface and both sides, which are the outer surfaces of 3, are
The upper surface and both side surfaces, which are the outer surfaces of the bulged portion 1a including the handle 13, are continuous with each other and are located on the same plane. The bottom surface of the suction port storage recess 24 is recessed further downward than the bottom surface of the bulging portion 1a. Further, the front surface of the suction port housing recess 24 is an inclined surface 24a that rises toward the front and coincides with the slope 23a of the front opening of the suction port body 23. Furthermore, a fitting recess 24b is formed on the rear surface of the storage recess 24 on the main body case 3 side by protruding the upper edge of the rear surface. On the other hand, the suction port body 2
A fitting stepped portion 23b is formed at the rear end portion of 3 by recessing the upper edge of the rear end portion to be inserted and held in the fitting recess portion 24b.

Further, the vacuum cleaner main body 1 may be used alone or attached to a support 31.
It has a box-like fitting part 32 that fits and holds the bottom and rear surfaces, and the base end is detachably connected to the suction port 21 of the vacuum cleaner main body 1 by passing through the front side wall of this fitting part 32. A slender extension tube 33 is provided extending forward, and a second suction port body 34 is detachably connected to the tip of the extension tube 33.
A handle 35 is provided on the upper rear side to protrude rearward. When the vacuum cleaner main body 1 is fitted into the fitting part 32, the outer surface of the vacuum cleaner main body 1, including the outer surface of the bulging part 1a, is continuous with the outer surface of the support 31. I'm starting to do that.

Furthermore, an exhaust port 11 of the vacuum cleaner main body 1 is provided on the rear side wall of the fitting part 32 and in a lower part of the handle 35.
A ventilation hole 36 is formed in the upper part of the rear side wall so that the fitting part 32 is biased by a spring 37 and inserted into the locking recess 12 of the vacuum cleaner main body 1 and released. An engaging rod 38 is provided as an engaging body that can be freely engaged.

Further, a first and a second
Hooks 39 and 40 are provided protruding from the front and rear sides of the bottom surface, respectively, and the first and second hooks 39, 40
40 are each formed in a substantially L-shape, the first hook 39 is bent toward the front of the cleaner body 1, and the second hook 40 is rotatably attached.

Further, a hook hole 41 is formed in the center of the bottom surface of the fitting portion 32, and a third hook 42 that engages with this hook hole 41 is attached to, for example, a wall surface 43 of the room.

Further, an electric cord 44 is led out from the front end of the handle 35, and this electric cord 44 usually
It is wound around the first and second hooks 39 and 40.

As shown in the circuit diagram shown in FIG. 5, the electric circuit of this vacuum cleaner includes an in-body circuit section 51 provided in the vacuum cleaner main body 1 and an in-support circuit section 52 provided in the support body 31. The two circuit parts 51 and 52 are connected by fitting into the fitting part 32 of the cleaner main body 1.

The internal circuit section 51 includes an AC circuit 53 that supplies alternating current to the electric blower 2, and a DC power supply circuit 54 that supplies direct current to the electric blower 2.

The AC circuit 53 connects a first changeover switch 56 that is switched by the first switch button 14 between a pair of AC terminals 55, a first coil 57, the electric blower 2, and a second coil 58 in series. formed by connecting.

The DC power supply circuit 54 also includes a resistor 60 between the pair of DC terminals 59 and a (-) resistor on the resistor 60 side.
A rechargeable battery 61 as a DC power source with one end facing forward is connected in series, and the (-) end of the rechargeable battery 61 is connected to a second changeover switch 62 which is opened and closed by the second switch button 19 and the other end is connected in series. It is connected to the intermediate portion of the first coil 57 via the first changeover switch 56, and the (+) end of the rechargeable battery 61 is connected to the intermediate portion of the second coil 58.

The in-support circuit section 52 also includes an AC power circuit 72 that supplies an alternating current from an external AC power source 71 to the AC circuit 53 of the in-body circuit 51 via the electric cord 44; A charging circuit 73 receives current and supplies a DC charging current to the DC power supply circuit 54 of the internal circuit 51.

The AC power supply circuit 72 has a pair of AC power supply terminals 74 that are connected to the pair of AC terminals 55 of the AC circuit 53 when fitted to the fitting portion 32 of the vacuum cleaner main body 1, and the charging circuit 73 has a transformer 75 connected to an AC power source 71, and two diodes 77 and 78 are connected in opposite directions to both ends of a secondary coil 76 of this transformer 75, respectively. ) side charging terminal 79 is connected, and the above-mentioned 2
(+) side charging terminal 79 in the middle position of the next coil
is connected.

Next, the operation of the vacuum cleaner of this embodiment will be explained.

When using this vacuum cleaner to clean low places such as floors, the vacuum cleaner main body 1 is fitted into the fitting part 32 of the support 31, and the second suction port body is attached to the vacuum cleaner main body 1. 34 is connected to the extension tube 33 for use.

When the vacuum cleaner main body 1 is fitted into the fitting part 32, each pair of AC terminals 55 and a pair of DC terminals 59 of the internal circuit section 51 provided in the vacuum cleaner main body 1 are connected to the support provided in the support 31. The AC circuit 53 and the AC power circuit 7 are respectively connected to a pair of DC power supply terminals 74 and a pair of charging terminals 79 of the circuit section 52.
2 are connected, and at the same time, the DC power supply circuit 54 and the charging circuit 73 are connected.

Further, by fitting the vacuum cleaner main body 1 into the fitting part 32, the second switch button 19 is pressed, the second changeover switch 62 is turned off, and the DC power supply circuit 54 is opened.

Therefore, even if the first changeover switch 56 is turned on to the DC power supply circuit 54 side, the electric blower 2 will not operate.
On the other hand, when the first changeover switch 56 is set to the AC circuit 53 side and the AC power source 71 is turned on, the electric blower 2
is activated, so clean in this state.

By the way, when the vacuum cleaner main body 1 is fitted into the fitting part 32, the charging circuit 73 and the rechargeable battery 61 of the DC power supply circuit 54 are connected, so the rechargeable battery 61
Charging is performed. Since this charging is performed even while the electric blower 2 is being operated with the alternating current from the alternating current power supply circuit 72 and the alternating current circuit 53, the charging efficiency is high.

Next, when cleaning the top of a table or a high place, the extension tube 33 of the support 31 is too long and difficult to clean.
Remove from 2. When the vacuum cleaner main body 1 is removed from the fitting part 32 of the support 31, the second switch button 19 protrudes and the second changeover switch 62 is turned on, making it possible to use the rechargeable battery 61 as a DC power source. When the first changeover switch 56 is turned on to the DC power supply circuit 54 side, the electric blower 2 is operated by the rechargeable battery 61, so cleaning is performed in this state. In this case, the first suction port body 23 is removed from the suction port body storage recess 24 and the rear end portion of this suction port body 23 is inserted into the suction port 21.

By the way, the electric circuit of the vacuum cleaner is divided into an in-body circuit part 51 on the side of the vacuum cleaner body 1 and an in-support circuit part 52 in the support body 31, and there is no charging transformer 75 or the like in the vacuum cleaner body 1. So, the vacuum cleaner body 1
The weight of the vacuum cleaner body 1 is reduced, making it easier to hold and cleaning.

When cleaning is finished, remove the first suction port body 23 from the suction port 21, insert this suction port body 23 into the suction port body storage recess 24 of the vacuum cleaner main body 1, and close the vacuum cleaner main body 1. Fitting portion 3 of support body 31
2 and the hook hole 41 is engaged with a third hook 42 provided on a wall surface 43 of the room to hang this vacuum cleaner which is integrated with the support body 31 and the vacuum cleaner main body 1. If you store it in this way, it will not take up much space, it will look good, and it will not look out of place no matter where you place it in the room.

In addition, since the exposed outer surface of the first suction port body 23 inserted into the storage recess 24 and the outer surface of the vacuum cleaner body 1 are flush with each other, the design is streamlined. , has a novel design and looks good. Furthermore, when cleaning the vacuum cleaner body 1 by attaching it to the support body 31 as described above, the unused first suction port body 23 inserted into the storage recess 24 should not protrude outward. Therefore, the suction port body 23 does not get in the way and does not interfere with cleaning work.

As described above, since the vacuum cleaner main body 1 has the suction port storage recess 24, the first suction port 23 will not be lost, and when you want to use the first suction port 23, It can be used immediately and is convenient. Moreover, the first suction port body 23 can be removed from the suction port body storage recess 24 by simply pulling it out, and can be stored by simply inserting it into the storage recess 24.
It is easy to take out and store with one touch, and it is easy to use.

In addition, when discarding the dust accumulated in the dust collection case 4, remove the dust collection case 4 from the main body case 3, and remove the filter device 2 from the dust collection case 4.
5 to release dust from the rear opening of the dust collection case 4. At that time, by removing the first suction port body 23 from the suction port body storage recess 24 of the dust collection case 4 and placing your hand in this storage recess 24, it is easy to move only the dust collection case 4 to the place where the dust box is located. can be carried to. At this time, since the user can firmly hang his or her fingers on the fitting recess 24b for supporting the first suction port body 23 on the rear surface of the storage recess 24, the dust collection case 4 will not fall. In this way, the fitting recess 24b serves both as a support part for the suction port body 23 and as a finger rest part.

Furthermore, for example, in the dust collection case 4 which is molded by being divided into left and right parts, the suction port storage recess 24 is formed in a shape that cuts out the bulge part 1a and passes through to the left and right, which makes it possible to divide the molding die. This has the effect of making it simple and is also advantageous in terms of molding.

Incidentally, instead of the first changeover switch 56, an interlocking switch 81 shown in FIG. 6 may be provided to close the AC circuit 53 and the DC power supply circuit 54 at the same time.

(Effects of the Invention) According to the present invention, the second suction port body is sucked into the upper surface side of the dust collection case having the extension pipe connected to the tip or the suction port to which the first suction port body is selectively connected. A spout storage recess is formed, and the first suction port is removably inserted into the storage recess so that the outer surface of the dust collection case and the exposed surface of the first suction port are flush with each other.
It looks good when the first suction port body is stored,
In addition to providing a novel design feeling, the first suction port body does not get in the way when cleaning with the first suction port body stored, and the first suction port body Easy to take out and store, improving usability. Furthermore, since a fitting recess into which the end of the first suction port is inserted and supported is formed on the main body case side surface of the suction port storage recess, when carrying the dust collection case when disposing of dust, etc. The fitting recess allows the suction port storage recess to be used as a reliable handle, eliminating the need for a separate handle and simplifying the structure.

[Brief explanation of drawings]

FIG. 1 is a longitudinal sectional view showing one embodiment of the vacuum cleaner of the present invention, FIG. 2 is a perspective view thereof, FIG. 3 is a longitudinal sectional view of the fitting portion of the support and the vacuum cleaner body, and FIG. The figure is a longitudinal sectional view showing the state in which the vacuum cleaner body is used, FIG. 5 is a circuit diagram showing the electric circuit of the vacuum cleaner, and FIG. 6 is a circuit diagram showing a modification thereof. 1...Vacuum cleaner body, 2...Electric blower, 3...
Main body case, 4... Dust collection case, 12... Locking recess as a locking part, 21... Suction port, 23... First suction port body, 24... Suction port body storage recess, 24
b...Fitting recess, 31...Support, 32...Fitting part, 33...Extension pipe, 34...Second suction port body,
35...handle, 38...engaging rod as an engaging body.

Claims (1)

[Scope of Claims] 1. A handy-type vacuum cleaner body having a suction port at one end, a locking portion at the other end, and an electric blower installed inside, and a fitting for removably fitting the vacuum cleaner body. An extension tube that is detachably connected to the suction port of the vacuum cleaner main body is connected to one end of the fitting part, and an extension tube that is connected to the locking part of the vacuum cleaner main body is connected to the other end of the fitting part. a support body provided with an engaging body that is removably engaged and has a handle at the rear; a first suction port body that is removably connected to the suction port of the vacuum cleaner body; and a support body that is connected to the tip of the extension pipe. the vacuum cleaner main body includes a dust collection case having the suction port, and a main body case to which the dust collection case is attached and in which the electric blower is provided; A suction port storage recess is formed on the upper surface side of the dust collection case, and the first suction port is removably inserted into the suction port storage recess to connect the outer surface of the dust collection case and the first suction port. The first suction port body is flush with the exposed surface of the body, and a fitting recess into which an end portion of the first suction port body is inserted and supported is formed on the surface of the main body case side of the suction port body storage recess. A vacuum cleaner.