KR20220137986A - Portable vacuum cleaner having a main housing with separate first and second housing parts - Google Patents

Abstract

The present invention relates to a vacuum cleaner comprising: a suction duct; waste separation device; a main housing 3 in which a suction device with a motor fan is accommodated; and a gripping handle, wherein the main housing (3) has a first branch (29) in which the suction duct is received, a second branch (31) forming a front part of the gripping handle, and a receiving device in which the suction device is received. a first housing portion (28) comprising a third branch (32) partially defining a chamber, and a second housing portion (34) arranged at the rear portion of the vacuum cleaner, the second housing portion (34) The silver includes a primary branch 35 forming the rear portion of the gripping handle and a secondary branch 36 partially defining a receiving chamber.

Description

Portable vacuum cleaner having a main housing with separate first and second housing parts

The present invention relates to the field of vacuum cleaners for vacuuming dust and small particle size wastes present on surfaces to be cleaned, which may be, for example, tiles, parquets, laminates, carpets or rugs.

Vacuum cleaners, in particular handheld vacuum cleaners, are known in a known manner; a waste separation device fluidly connected to the suction pipe; a main housing in which the suction device is housed, the suction device including a motor fan configured to create an air flow through the suction pipe and the waste separation device; and a gripping handle comprising a central longitudinal axis tilted with respect to the longitudinal axis of the suction pipe.

The main housing of the vacuum cleaner consists of a number of separate parts, which further complicates the assembly of the vacuum cleaner and significantly increases the manufacturing cost of the vacuum cleaner. Also, for ease of use, this type of handheld vacuum cleaner should be as light as possible and very small in size. Moreover, a handheld vacuum cleaner with good structural strength must be able to withstand the starting torque of a motor fan unit of the handheld vacuum cleaner, for example. These criteria are hostile because the structural strength of a handheld vacuum cleaner is generally and in part provided by its housing, and the shape and complexity of the housing tends to make the vacuum cleaner heavier and increase its overall size. This balance between light weight and small size on the one hand and structural strength on the other hand is generally difficult to achieve.

The present invention is intended to ameliorate all or some of these disadvantages.

The technical problem underlying the present invention is to provide a vacuum cleaner having a simple structure, light weight, limited size and economical, while maintaining reliability.

To this end, the present invention relates to a vacuum cleaner comprising: a suction pipe; a waste separation device fluidly connected to the suction pipe; a main housing extending along an axis of the motor and receiving a suction device comprising a motor fan configured to create an air flow through the suction pipe and the waste separation device; and a gripping handle.

The main housing is:

- a first housing portion comprising a first branch in which the suction pipe is received, a second branch forming a front portion of the gripping handle and a third branch defining at least partly a receiving chamber in which the suction device is received, and

- a second housing portion arranged in a rear portion of the vacuum cleaner, the second housing portion defining at least partially a primary branch forming a rear portion of the gripping handle and a receiving chamber in which the suction device is received includes a branch.

Thus, according to the invention, the gripping handle is formed by a second branch of the first housing part and a primary branch of the second housing part.

This configuration of the main housing according to the invention makes it possible, on the one hand, to optimize the geometry of the main housing according to the volume of the motor fan and, on the other hand, to simplify the molding of the main housing, in particular the demolding of the first housing part. make it possible Also, this configuration of the main housing limits the number of parts required to form the main housing. Accordingly, the configuration of the main housing according to the present invention makes it possible to significantly reduce the manufacturing cost of the vacuum cleaner, limit the volume of the housing in particular in the rear part of the vacuum cleaner, and make it possible to lighten the rear part of the vacuum cleaner.

Furthermore, the specific configuration of the second housing part makes it possible to stiffen the second and third branches of the first housing part, providing good structural strength to the main housing and thus to the vacuum cleaner according to the invention, while at the same time providing a vacuum Limit the overall mass of the cleaner.

Furthermore, the configuration of the second branch of the first housing part and the primary branch of the second housing part facilitates the possible mounting of the electronic control unit, in particular the electronic substrate of the electronic control unit, in the gripping handle, for example in a vacuum Provides easy access to the electronic control unit for servicing the vacuum cleaner. The configuration of the second branch of the first housing portion and the primary branch of the second housing portion also facilitates mounting of the motor fan to the first housing portion.

The vacuum cleaner may further have one or more of the following features, alone or in combination.

According to one embodiment of the invention, the second housing part has an overall square shape. This particular configuration of the second housing part contributes to an improvement in the structural strength of the vacuum housing.

According to an embodiment of the invention, the primary branch of the second housing part is attached to the second branch of the first housing part, for example by screwing, to form a gripping handle.

According to one embodiment of the invention, the secondary branch of the second housing part is attached to the third branch of the first housing part, for example by screwing.

According to one embodiment of the invention, the gripping handle comprises a central longitudinal axis tilted with respect to the longitudinal axis of the suction pipe.

According to an embodiment of the invention, the first, second and third branches of the first housing part form a Y-shape.

According to an embodiment of the invention, the primary and secondary branches of the second housing part form a V-shape. This configuration of the primary and secondary branches makes it possible to create a gap at the rear of the vacuum cleaner, in particular below the part of the main housing that houses the motor fan, so that when using the vacuum cleaner, the user's forearms are aligned with the rear part of the vacuum cleaner. contact can be prevented. Also, this shape of the second housing portion facilitates gripping of the gripping handle when the vacuum cleaner is placed on its base. Accordingly, this configuration of the primary and secondary branches increases the ergonomics of the vacuum cleaner.

According to an embodiment of the invention, the primary and secondary branches of the second housing part are complementary to the second and third branches of the first housing part, respectively.

According to an embodiment of the invention, the second and third branches of the first housing part form a V-shape. Advantageously, the V-shape of the second housing part is arranged between the second and third branches of the first housing part and the V-shape of the second housing part is arranged between the second and third branches of the first housing part. Complementary to the V-shape formed by This configuration helps to improve the structural strength of the vacuum cleaner.

According to an embodiment of the invention, the second and third branches of the first housing part are tilted with respect to each other at an inclination angle of 80° to 100°. Advantageously, the primary and secondary branches of the second housing part are tilted relative to each other at the same angle, ie an inclination angle of 80° to 100°. This configuration of the first housing portion facilitates demolding of the first housing portion.

Advantageously, the first and second branches of the first housing part are tilted with respect to each other at an angle of inclination between 110° and 140°, preferably between 120° and 130°. This measure makes it possible to tilt the gripping handle with respect to the longitudinal axis of the suction pipe at the same angle of inclination. The inclination of the gripping handle with respect to the longitudinal axis of the suction pipe with an inclination angle of 110° to 140°, preferably 120° to 130°, allows for a more natural and ergonomic hand and wrist position to grip the vacuum cleaner. .

the angle of inclination between the second and the third branch of the first housing part and the primary of the second housing part when the first and second branches of the first housing part are tilted with respect to each other at an inclination angle of 110° to 140° and the inclination angles between the secondary branch portions are respectively 80° to 100°, and the rear of the vacuum cleaner is raised toward the rear. This measure also facilitates gripping of the gripping handle, particularly when the vacuum cleaner is placed on the base in a vertical position with the engagement sleeve facing down, improving the ergonomics of using the vacuum cleaner.

According to one embodiment of the present invention, the first housing part is manufactured as one single piece. This measure further reduces the manufacturing cost of the main housing and simplifies the assembly of the main housing, thereby reducing the manufacturing cost of the vacuum cleaner.

According to one embodiment of the present invention, the second housing part is manufactured as one single piece. This measure further reduces the manufacturing cost of the main housing and simplifies the assembly of the main housing, thereby reducing the manufacturing cost of the vacuum cleaner.

According to one embodiment of the invention, the secondary branch of the second housing part comprises an air exhaust port.

According to an embodiment of the invention, the third branch of the first housing part at least partially surrounds the electric motor of the motor fan.

According to an embodiment of the present invention, the third branch of the first housing portion forms a loop having an opening at its center which opens in a direction substantially parallel to the central longitudinal axis of the gripping handle. This particular structure can facilitate manufacturing by molding the first part of the housing and improving the ease of assembly and disassembly of the vacuum cleaner, particularly the assembly of the motor fan unit in the vacuum cleaner housing.

According to one embodiment of the present invention, the vacuum cleaner includes a battery housing in which a rechargeable battery is received, the battery housing being attached to the lower end of the gripping handle.

According to one embodiment of the present invention, the battery housing is attached to one end of the second branch of the first housing portion opposite the third branch.

According to an embodiment of the present invention, the first housing portion comprises a pillar substantially parallel to the gripping handle and extending between the battery housing and a first branch of the first housing portion.

According to an embodiment of the invention, the secondary branch of the second housing part has a lower surface raised toward the rear of the main housing such that the lower surface extends rearward in the direction of the motor axis of the motor fan. This measure further facilitates the gripping of the gripping handle, especially when the vacuum cleaner is placed on the base.

According to one embodiment of the invention, the lower surface extends rearwardly away from the longitudinal axis of the suction pipe.

According to one embodiment of the invention, the lower surface is substantially flat and is tilted with respect to the longitudinal axis of the suction pipe.

According to one embodiment of the invention, the lower surface is tilted with respect to the longitudinal axis of the suction pipe at an angle greater than 20°.

According to one embodiment of the present invention, the lower surface forms an angle between 80° and 100° with respect to the central longitudinal axis of the gripping handle.

According to one embodiment of the present invention, the motor fan is located aft of the central longitudinal axis of the grip handle. This measure makes it possible to better distribute the weight of the vacuum cleaner with respect to the gripping handle and thus further improve the ergonomics of using the vacuum cleaner.

According to one embodiment of the invention, the suction device comprises a motor housing in which a motor fan is arranged, the motor housing being attached to the main housing.

According to an embodiment of the invention, the motor housing comprises a rear housing part and a front housing part which are attached to each other, for example by screwing.

According to an embodiment of the invention, the front housing part is attached to the first housing part, for example by screwing, and for example to a first branch of the first housing part.

According to an embodiment of the invention, the main housing comprises a further housing part at least partially defining a receiving chamber.

According to one embodiment of the invention, the rear housing part is attached to the main housing, for example to a further housing part, for example by screwing. Advantageously, the further housing part is attached to the third branch of the first housing part.

According to an embodiment of the invention, the further housing part defines an upper part of the receiving chamber and the secondary branch of the second housing part defines a lower part of the receiving chamber.

According to one embodiment of the invention, the motor housing comprises at least one air inlet opening and at least one air outlet opening. Advantageously, at least one air inlet opening is provided on the front housing part and at least one air exhaust opening is provided on the rear housing part.

According to an embodiment of the invention, the waste separation device extends along an extension axis substantially parallel to the motor axis.

According to one embodiment of the invention, the waste separation device is a cyclone.

According to an embodiment of the invention, the waste separation device is removably mounted on the main housing.

According to an embodiment of the present invention, a vacuum cleaner includes a control device operable by a user; an activating device actuable by a user, and controlling the operation of the motor fan in a first operating mode when the control device is actuated by the user and controlling the operation of the motor fan in a second operating mode when the activating device is actuated by the user an electronic control unit configured to: the electronic control unit is configured such that a maximum rotational speed of the motor fan in the second operation mode is higher than a maximum rotational speed of the motor fan in the first operation mode.

According to an embodiment of the present invention, the electronic control unit comprises an electronic board mounted with a first contact point and a second contact point, the control device being configured to activate the first contact point when the control device is actuated by a user, The activation device is configured to activate the second contact when the activation device is actuated by the user.

According to one embodiment of the present invention, the electronic substrate is disposed on the gripping handle. Specifically, the second branch of the first housing portion and the primary branch of the second housing portion form a gripping handle on which the motor fan control electronic board is disposed.

According to an embodiment of the invention, the control device and the activating device are arranged in the first housing part.

According to one embodiment of the invention, the control device is arranged on the gripping handle.

According to an embodiment of the invention, the activating device is arranged next to the control device.

According to one embodiment of the present invention, the vacuum cleaner is a handheld vacuum cleaner.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention will be better understood with the aid of the following description with reference to the accompanying schematic diagram, which shows by way of non-limiting example an embodiment of this vacuum cleaner.
1 is a perspective view of a handheld vacuum cleaner according to the present invention;
FIG. 2 is a side view of the handheld vacuum cleaner of FIG. 1 ;
3 is a partially exploded side view of the portable vacuum cleaner of FIG. 1 ;
FIG. 4 is a partially exploded side view of the handheld vacuum cleaner of FIG. 1 schematically showing the Y-shape and V-shape respectively of a first housing part and a second housing part of the main housing of the handheld vacuum cleaner;
FIG. 5 is a longitudinal cross-sectional view of the handheld vacuum cleaner of FIG. 1 ;
6 is a perspective view of a first housing portion of the handheld vacuum cleaner main housing of FIG. 1 ;
FIG. 7 is an overhead perspective view of the first housing portion of FIG. 6 ;
FIG. 8 is a perspective view of the first housing portion of FIG. 6 as viewed from below;
FIG. 9 is a perspective view of a second housing portion of the main housing of the handheld vacuum cleaner of FIG. 1 ;
Fig. 10 is an enlarged view of the details of Fig. 5;
FIG. 11 is a partially cutaway perspective view of the handheld vacuum cleaner of FIG. 1 ;

1 to 11 show a vacuum cleaner 2 which is handheld. The vacuum cleaner 2 is detachably mounted on the main housing 3 , the suction pipe 4 accommodated in the main housing 3 and extending along the longitudinal axis A, the main housing 3 and the suction pipe a waste separation device 5 fluidly connected to ( 4 ), and a suction device ( 6 ) housed in the main housing ( 3 ). The vacuum cleaner 2 further comprises a gripping handle 7 comprising a central longitudinal axis B tilted with respect to the longitudinal axis A of the suction pipe 4 .

The waste separation device 5 is advantageously a cyclone and comprises in particular a waste storage container 8 and a filter separator (not shown in the figure) housed in the waste storage container 8 . The waste storage container 8 more particularly comprises an air inlet opening fluidly connected to the intake pipe 4 , and an air outlet opening.

As shown in FIG. 11 , the suction device 6 includes a motor housing 11 attached to the main housing 3 , and a motor fan 12 disposed within the motor housing 11 . In a known manner, the motor fan 12 comprises a fan 13 and an electric motor 14 configured to rotate the fan 13 . The motor fan 12 is more specifically configured to create an air flow through the suction pipe 4 and the waste separation device 5 . Advantageously, the motor fan 12 is positioned aft of the central longitudinal axis B of the gripping handle 7 .

The motor housing 11 comprises a rear housing part 11.1 and a front housing part 11.2 which are attached to each other by screwing, for example. Advantageously, the motor housing 11 comprises one or more air inlet port(s) 15 provided on the front housing part 11.2 , and one or more air exhaust port(s) 15 provided on the rear housing part 11.1 ( 16). The air inlet port(s) 15 of the suction device 6 are connected to the air outlet opening of the waste separation device 5 either directly or via a connecting tube.

According to the embodiment shown in the figure, the waste separation device 5 extends along an extension axis C and the motor fan 12 can be substantially parallel to and coincident with the extension axis C. along the motor axis (D). Advantageously, the longitudinal axis A of the suction conduit 4 extends substantially parallel to the motor axis D.

The vacuum cleaner 2 further comprises a rechargeable battery 17 configured to electrically power the motor fan 12 . The rechargeable battery 17 is advantageously housed in a battery housing 18 connected to the gripping handle 7 , more particularly to the lower part of the gripping handle 7 . Advantageously, the main housing 3 comprises pillars 19 extending substantially parallel to the gripping handle 7 and between the battery housing 18 and the main housing 3 .

Advantageously, the vacuum cleaner 2 also comprises a coupling sleeve 21 which is fluidly connected to the suction pipe 4 and to which the suction tube nozzle can be connected, which sleeve is a sole intended to be directed towards the floor to be cleaned. It can be connected by itself to this provided suction head.

The vacuum cleaner 2 further comprises an electronic control unit 22 , the electronic control unit controlling the operation of the motor fan 12 , a first mode of operation, also referred to as a normal operating mode - the motor fan 12 is the second driven rotationally at one rotational speed, wherein the electronic control unit controls the operation of the motor fan 12 according to a second mode of operation, also referred to as an improved mode of operation, wherein the motor fan 12 is a first rotationally driven at a second rotational speed greater than the rotational speed. Accordingly, according to the second operating mode, the negative pressure generated in the suction pipe 4 is greater than the negative pressure generated in the suction pipe when the motor fan 12 operates according to the first operating mode.

In order to control the operation of the motor fan 12 according to the two operating modes described above, the vacuum cleaner 2 is advantageously a control device which is arranged on the upper part of the gripping handle 7 and can be operated by the user. 23 , and an activation device 24 disposed opposite the control device 23 and capable of being actuated by a user. The control device 23 can be, for example, a control trigger or a control button, and the activation device 24 can be, for example, an activation trigger or an activation button.

According to the embodiment shown in the figure, the control device 23 and the activating device 24 are configured to be actuated by the same finger of the user when the user grips the gripping handle 7 . Advantageously, the control device 23 is configured to be actuated by a user by pulling the control device 23 towards the gripping handle 7 , and the activating device 24 is directed towards the gripping handle 7 ( 24) is configured to be actuated by the user by pulling it.

According to the embodiment presented in the figure, the control device 23 and the activating device 24 are substantially by way of a longitudinal axis A of the suction pipe 4 and a central longitudinal axis B of the gripping handle 7 . It is located in a defined reference plane, which forms for example a central longitudinal plane of the vacuum cleaner 2 .

According to the embodiment shown in the figure, the electronic control unit 22 comprises an electronic board 25 arranged on the gripping handle 7 and on which a first contact 26 and a second contact 27 are mounted. The control device 23 is configured to activate the first contact 26 when the control device 23 is actuated by the user, the activating device 24 activating the activating device 24 when the activating device 24 is actuated by the user configured to activate the second contact 27 . Each of the first and second contacts 26 , 27 may be an electromechanical contact such as a switch, for example a microswitch.

The electronic control unit 22 more specifically controls the operation of the motor fan 12 according to the first operating mode when the control device 23 is operated by the user, and the activation device 24 is activated by the user. and control the operation of the motor fan 12 according to the second operating mode.

3 and 6 to 9 , the main housing 3 comprises:

- a first branch 29, advantageously made in one piece, in which the suction pipe 4 is received, a second branch 31 forming the front part of the gripping handle 7, and a suction device ( 6) a first housing part comprising a third branch 32 partially defining a receiving chamber 33 at least partially enclosing the electric motor 14 of the motor fan 12 and in which the motor fan 12 is accommodated ( 28), and

- a second housing part 34 arranged on the rear part of the vacuum cleaner 2 , the second housing part 34 being advantageously made in one piece and holding the rear part of the gripping handle 7 . a primary branch 35 forming and a secondary branch 36 defining at least partly a receiving chamber 33 in which the suction device 6 is received.

The suction pipe 4 may be formed wholly or partly by a suction nozzle received in the first branch 29 , or formed in part or entirely by the first branch 29 of the first housing part 28 . can be

According to the embodiment shown in the figure, the primary and secondary branches 35 , 36 of the second housing part 34 are the second and third branches 31 , 32 of the first housing part 28 . are each complementary to Advantageously, and as more particularly shown in FIGS. 3 and 4 , the first, second and third branches 29 , 31 , 32 of the first housing part 28 form a Y-shape. and the primary and secondary branches 35 , 36 of the second housing part 34 form a V-shape. More specifically, the second and third branches 31 , 32 of the first housing part 28 form a V-shape. Advantageously, the V-shape of the second housing part 34 is arranged between the second and third branches 31 , 32 of the first housing part 28 and the V-shape of the second housing part 34 is The shape is complementary to the V-shape formed by the second and third branches 31 , 32 of the first housing part 28 .

According to the embodiment shown in the figure, the primary branch 35 of the second housing part 34 is attached to the second branch 31 of the first housing part 28 by screwing, for example. and the secondary branch 36 of the second housing part 34 is attached to the third branch 32 of the first housing part 28 by screwing, for example. Advantageously, the primary and secondary branches 35 , 36 of the second housing part 34 are tilted with respect to each other at an inclination angle of 80° to 100°, and the second and the third branch 31 , 32 are also tilted with respect to each other at an inclination angle of 80° to 100°.

According to the embodiment shown in the figure, the first and second branches 29 , 31 of the first housing part 28 are relative to each other at an inclination angle between 110° and 140°, preferably between 120° and 130°. tilted and the third branch 32 of the first housing portion 28 has a loop centered therein with an opening that opens in a direction substantially parallel to the central longitudinal axis B of the gripping handle 7 . to form

According to the embodiment shown in the figure, the secondary branch 36 of the second housing part 34 has a lower surface 37 such that the lower surface 37 faces rearward in the direction of the motor axis D of the motor fan 12 and and a lower surface 37 raised towards the rear of the main housing 3 so as to extend away from the longitudinal axis A of the suction pipe 4 . Advantageously, the lower surface 37 is substantially flat and angled with respect to the longitudinal axis A of the suction pipe 4 . For example, the lower surface 37 can be tilted at an angle greater than 20° with respect to the longitudinal axis A of the suction pipe 4 , and the lower surface 37 can be, for example, a gripping handle 7 . ) can form an angle of 80 to 100° with respect to the central longitudinal axis B. According to an alternative embodiment of the invention not shown in the figures, the lower surface 37 may be curved.

Advantageously, the secondary branch 36 of the second housing part 34 is routed through one or more air exhaust port(s) 16 of the intake device 6 for air to escape from the main housing 3 . and an air outlet opening 38 configured to flow.

Advantageously, the control device 23 and the activating device 24 are arranged on the first housing part 28 .

According to the embodiment shown in the figure, the main housing 3 partially defines a receiving chamber 33 and comprises a further housing part 39 which is attached to the third branch 32 of the first housing part 28 . further includes The further housing part 39 more particularly defines an upper part of the receiving chamber 33 , and the secondary branch 36 of the second housing part 34 defines a lower part of the receiving chamber 33 . Advantageously, the rear housing part 11.1 is attached to the further housing part 39 by screwing, for example.

According to the embodiment shown in the figure, the front housing part 11.2 is connected to the first housing part 28, for example by screwing, and for example to a first branch of the first housing part 28 ( 29) is attached.

Advantageously, the battery housing 18 is attached to one end of the second branch 31 of the first housing part 28 opposite the third branch 32 , the pillar 19 being the first It is provided on the housing portion 28 .

The operation of the vacuum cleaner 2 will now be described. When the motor fan 12 is electrically powered, it in particular creates a vacuum in the waste separation device 5 so that air and waste can be sucked in through the suction pipe 4 . The waste-filled air then enters the waste storage container 8 through the air inlet opening of the waste separation device 5 , which is to be opened tangentially into the waste storage container 8 , for example. can Thereafter, the air is rotated and the waste is centrifuged outward, and the waste is collected by the waste storage container (8).

The air then passes through the air outlet opening of the waste separation device 5 , the air inlet port(s) 15 of the suction device 6 , and the air outlet port(s) 16 of the suction device 6 . flow continuously. The air flow then exits from the main housing 3 through an air outlet opening 38 provided on the main housing.

Of course, the present invention is in no way limited to the embodiments described and illustrated, since these embodiments are provided by way of example only. Modifications can still be made without departing from the field of protection of the invention, particularly with regard to the construction of various elements or by substituting equivalent techniques.

Claims (26)

a vacuum cleaner (2), comprising: a suction pipe (4); a waste separation device (5) fluidly connected to the suction pipe (4); A main housing 3 extending along the motor axis D and receiving a suction device 6 comprising a suction pipe 4 and a motor fan 12 configured to create an air flow through the waste separation device 5 . ; and a gripping handle (7), wherein the main housing (3) comprises:
- a first branch 29 in which the suction pipe 4 is received, a second branch 31 forming the front part of the gripping handle 7 , and a receiving chamber 33 in which the suction device 6 is received a first housing portion 28 comprising a third branch 32 at least partially defining a
- a second housing part 34 arranged in the rear part of the vacuum cleaner, the second housing part 34 forming a primary branch 35 forming the rear part of the gripping handle 7 and a suction device ( 6) A vacuum cleaner (2), characterized in that it comprises a secondary branch (36) defining at least partly a receiving chamber (33) in which it is received. The vacuum according to claim 1, wherein the primary branch (35) of the second housing part (34) is attached to the second branch (31) of the first housing part (28) to form a gripping handle (7). vacuum cleaner (2). 3. Vacuum cleaner (2) according to claim 1 or 2, wherein the secondary branch (36) of the second housing part (34) is attached to the third branch (32) of the first housing part (28). . 4. The vacuum cleaner according to any one of the preceding claims, wherein the gripping handle (7) comprises a central longitudinal axis (B) tilted with respect to the longitudinal axis (A) of the suction pipe (4) ( 2). The vacuum cleaner (2) according to claim 4, wherein the first, second and third branches (29, 31, 32) of the first housing part (28) form a Y-shape. 6 . The vacuum cleaner ( 2 ) according to claim 1 , wherein the primary and secondary branches ( 35 , 36 ) of the second housing part ( 34 ) form a V-shape. 7. The system according to any one of the preceding claims, wherein the primary and secondary branches (35, 36) of the second housing part (34) are the second and third branches of the first housing part (28). Complementary to (31, 32) respectively, vacuum cleaner (2). 8. The method according to any one of the preceding claims, wherein the primary and secondary branches (35, 36) of the second housing part (34) are tilted relative to each other at an angle of inclination between 80° and 100°. vacuum cleaner (2). 9. The vacuum cleaner (2) according to any one of the preceding claims, wherein the first housing part (28) is made in one single piece. 10. The vacuum cleaner (2) according to any one of the preceding claims, wherein the second housing part (34) is made in one single piece. The vacuum cleaner according to any one of the preceding claims, wherein the third branch (32) of the first housing part (28) at least partially surrounds the electric motor (14) of the motor fan (12). (2). 12. The method according to any one of the preceding claims, wherein the third branch (32) of the first housing part (28) is in a direction substantially parallel to the central longitudinal axis (B) of the gripping handle (7). A vacuum cleaner (2) forming a loop having an opening in its center that opens. 13. A battery according to any one of the preceding claims, comprising a battery housing (18) in which a rechargeable battery (17) is accommodated, the battery housing (18) being attached to the lower end of the gripping handle (7). vacuum cleaner (2). The vacuum cleaner (2) according to claim 13, wherein the battery housing (18) is attached to the end of the second branch (31) of the first housing part (28) opposite the third branch (32). 15 . The battery housing ( 18 ) as claimed in claim 13 , wherein the first housing part ( 28 ) is substantially parallel to the gripping handle ( 7 ) and includes a first branch ( 29 ) of the first housing part ( 28 ) and the battery housing ( 18 ). A vacuum cleaner (2) comprising pillars (19) extending therebetween. 16. The motor fan (12) according to any one of the preceding claims, wherein the secondary branch (36) of the second housing part (34) has a lower surface (37) in the direction of the motor axis (D) of the motor fan (12). A vacuum cleaner (2) comprising a lower surface (37) raised toward the rear of the main housing (3) so as to extend rearward into the furnace. The vacuum cleaner (2) according to claim 16, wherein the lower surface (37) extends rearward away from the longitudinal axis (A) of the suction pipe (4). 18. The vacuum cleaner (2) according to claim 16 or 17, wherein the lower surface (37) is substantially flat and is tilted with respect to the longitudinal axis (A) of the suction pipe (4). The vacuum cleaner (2) according to claim 18, wherein the lower surface (37) is tilted with respect to the longitudinal axis (A) of the suction pipe (4) at an angle greater than 20°. 20. The vacuum cleaner (2) according to claim 18 or 19, wherein the lower surface (37) forms an angle between 80° and 100° with respect to the central longitudinal axis (B) of the gripping handle (7). 21. The vacuum cleaner (6) according to any one of the preceding claims, wherein the vacuum cleaner (6) comprises a motor housing (11) in which a motor fan (12) is arranged, the motor housing (11) being attached to the main housing (3). Being a vacuum cleaner (2). The vacuum cleaner (2) according to any one of the preceding claims, wherein the waste separation device (5) extends along an extension axis (C) substantially parallel to the motor axis (D). 23. The vacuum cleaner (2) according to any one of the preceding claims, wherein the waste separation device (5) is of the cyclone type. 24. A motor fan (12) according to any one of the preceding claims, wherein the second branch (31) of the first housing part (28) and the primary branch (35) of the second housing part (34) are ), forming a gripping handle (7) on which the control electronics for the vacuum cleaner (2) are placed. 25. The method according to any one of the preceding claims, wherein the first and second branches (29, 31) of the first housing part (28) are tilted with respect to each other at an angle of inclination between 110° and 140°. vacuum cleaner (2). The vacuum cleaner (2) according to any one of the preceding claims, which is a handheld vacuum cleaner.

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