CN115989965A - A portable vacuum cleaner - Google Patents

Abstract

The present invention specifically relates to a portable vacuum cleaner, comprising an electric roller brush extending along a first axis and a main body extending along a second axis, the electric roller brush is connected to the main body, and the first axis is parallel to or overlaps with the second axis; The electric roller brush is provided with a filter mechanism, and the electric roller brush, the filter mechanism, and the main body are connected in sequence, and the main body is used to provide suction to suck the dust involved in the electric roller brush to the filter mechanism for filtering. The electric roller brush of the present invention significantly increases the cleaning coverage of the portable vacuum cleaner, takes less time to clean the same area, and greatly improves the cleaning efficiency of the portable vacuum cleaner. When the user holds the cleaning operation, the dust is automatically picked up by the electric roller brush It is more time-saving and labor-saving to be drawn in and pumped to the filter mechanism; and it can prevent the portable vacuum cleaner from occupying a large space in two vertical directions, ensuring that the portable vacuum cleaner still has a small size and is easy to store after adding an electric roller brush. characteristics.

Description

A portable vacuum cleaner

technical field

The invention relates to the technical field of vacuum cleaners, in particular to a portable vacuum cleaner.

Background technique

Existing portable vacuum cleaners, or small vacuum cleaners, are generally not equipped with brush heads. For example, the vehicle-mounted vacuum cleaner disclosed in Patent Application No. 201620472685.4 only relies on small-caliber vacuum nozzles for dust collection, resulting in low dust collection efficiency and difficult to clean. Clean sofas, desktops, bay windows and other large areas.

Traditional household vacuum cleaners of regular size, when using wide-width brush heads or electric brush heads, adopt a "T"-shaped layout between the brush head or the roller brush shaft and the body, for example, the patent application number is 201710509359.5. The upright vacuum cleaner has a T-shaped structure with its dust-absorbing floor brush and the body. Based on this structure, the conventional-sized household vacuum cleaner can be operated more smoothly by users.

However, if the T-shaped structure of a conventional household vacuum cleaner is directly applied to a portable vacuum cleaner (small vacuum cleaner), the portable vacuum cleaner will occupy a large space in two vertical directions, resulting in a substantial increase in the overall volume of the product, which is not conducive to storage. The problem.

Contents of the invention

In view of this, the present invention provides a portable vacuum cleaner, which is used to solve the problem of low cleaning efficiency due to the small cleaning range of the portable vacuum cleaner nozzle in the related art, and to solve the problem of directly applying the T-shaped structure of a household vacuum cleaner of a conventional size to Portable vacuum cleaners will greatly increase the overall volume of the portable vacuum cleaner, which is not conducive to storage.

To achieve one or part or all of the above objectives or other objectives, the present invention proposes a portable vacuum cleaner, comprising an electric roller brush extending along the first axis and a main body extending along the second axis, the electric roller brush connected to the main body, the first axis is parallel to or overlaps with the second axis;

The electric roller brush is provided with a filter mechanism, the electric roller brush, the filter mechanism, and the main body are connected in sequence, and the main body is used to provide suction to suck the dust involved in the electric roller brush to the The filtering mechanism performs filtering.

In an optional embodiment, a first air duct is provided in the main body, a first motor for drawing air is provided in the first air duct, one end of the first air duct is a first air inlet, and the The first air inlet is opened at the front end of the main body and communicates with the filter mechanism, and the other end of the first air duct communicates with the outside.

In an optional embodiment, the electric roller brush includes an outer cover, a roller brush body and a second motor;

The outer cover is provided with a brush groove, the rolling brush body is rotatably connected in the brush groove, the second motor is arranged on the outer cover, the second motor is connected and controls the rotation of the rolling brush body;

The outer cover is provided with a second air duct, and the two ends of the second air duct are respectively a second air inlet and a second air outlet, and the second air inlet is arranged on the groove surface of the brush groove. The second air outlet is arranged on the outer surface of the outer cover and communicates with the filter mechanism.

In an optional embodiment, the top of the outer cover is provided with a connecting portion communicating front and rear, the front end of the connecting portion is connected to the filter mechanism, and the rear end of the connecting portion is connected to the main body.

In an optional embodiment, the filter mechanism includes a dust cup and a first filter assembly;

The first filter assembly is arranged at the front end of the connecting part, and the first filter assembly is located inside the dust cup;

The dust cup is detachably connected to the connecting part, and the dust cup is used for dust collection;

The dust cup is provided with a dust inlet, and the dust inlet communicates with the second air outlet.

In an optional embodiment, the front end of the dust cup is provided with a slot, and the top of the cover is provided with an elastic buckle, and the elastic buckle is locked with the slot, so that the dust cup is positioned on the Between the elastic buckle and the connecting part.

In an optional embodiment, a baffle is rotatably connected inside the dust cup, and the baffle is covered on the dust inlet. When the baffle is sucked by the main body, the baffle Flip over to expose the dust inlet.

In an optional embodiment, the rolling brush body includes a brush shaft, first bristles and second bristles;

The brush shaft is rotatably connected in the brush groove, and one end of the brush shaft is connected to the second motor;

The first bristles are wound around the first half of the brush shaft along the first helical curve, the second bristles are wound around the second half of the brush shaft along the second helical curve, the first helical curve and The helical direction of the second helical curve is opposite;

The second air inlet is toward the middle of the brush shaft.

In an optional embodiment, the electric roller brush is detachably connected to the main body;

A storage battery is arranged in the main body, and the second motor is electrically connected to the storage battery;

The front end of the main body is provided with a power supply interface electrically connected to the battery, and the electric roller brush is provided with a first power supply connector. When the electric roller brush is connected to the main body, the first power supply connector Abut against the power supply interface to realize electrical connection.

In an optional embodiment, the portable vacuum cleaner also includes an extension accessory, which can be installed and connected to the front end of the main body after the main body is removed from the electric roller brush, for use with The main body is used in conjunction with;

The expansion accessories include at least one of the following:

The first type: a dust suction head assembly, which includes a suction nozzle, a second filter assembly, and a first connecting shell that penetrates front and back;

One end of the first connecting shell is connected to the introduction nozzle, and the other end is detachably connected to the front end of the main body;

The second filter assembly is arranged at the front end of the main body and is located inside the first connecting shell, and the first connecting shell is used for collecting dust;

The second type: a flat suction head assembly, which includes a brush head, a flat tube, a third filter assembly, and a second connecting shell that passes through front and back,

The brush head is slidingly sleeved on the outer periphery of the flat tube, the front end of the flat tube is provided with a first buckle, the flat tube is provided with a second buckle, and the second buckle is located on the first buckle Behind the bit, the first buckle and the second buckle are used to hold the brush head;

The flat tube is inserted into the front end of the second connecting shell, and the rear end of the second connecting shell is detachably connected to the front end of the main body;

The third filter assembly is arranged at the front end of the main body and is located inside the second connecting shell, and the second connecting shell is used for collecting dust;

The third type: the depilling ball assembly, which includes a shell, a rotary knife, a third motor and a fourth filter assembly;

The third motor and the rotary knife are arranged inside the housing, and the third motor is connected to control the rotation of the rotary knife;

A plurality of through holes are opened on the bottom end surface of the housing, and the rotary knife is located on the top side of the through holes;

A host interface is provided on the side of the housing, and the host interface is detachably connected to the front end of the host body. A second power supply connector is provided on the end surface of the host interface, and the second power supply connector is connected to the third The motor is electrically connected, and the second power supply connector is used to abut against the power supply interface to realize electrical connection;

The fourth filter assembly is arranged at the interface of the host, and the fourth filter assembly is located inside the shell;

A dust collection chamber is arranged inside the housing, and the dust collection chamber is located at the front side of the fourth filter assembly;

The fourth type: a long suction rod assembly, which includes a long suction rod, an electric floor brush, a fifth filter assembly, and a third connecting shell that penetrates front and back;

The long suction rod is a hollow structure, one end is rotationally connected to the electric floor brush, the other end is connected to the front end of the third connecting shell, and the rear end of the third connecting shell is detachably connected to the front end of the main body;

A third power supply connector is provided on the rear end surface of the third connection shell, the third power supply connector is electrically connected to the electric ground brush, and the third power supply connector is used to abut against the power supply interface to realize electrical connection ;

The fifth filter assembly is arranged at the front end of the main body and inside the third connecting shell, and the third connecting shell is used for collecting dust.

Implementing the embodiment of the present invention will have the following beneficial effects:

The present invention adopts the scheme of setting electric roller brushes parallel or coaxially on the main body. Compared with the prior art portable vacuum cleaners that only rely on small-caliber dust suction nozzles for dust collection, the electric roller brushes of the present invention significantly increase the The cleaning coverage of the portable vacuum cleaner requires less time to clean the same area, which greatly improves the cleaning efficiency of the portable vacuum cleaner. When the user holds the vacuum cleaner for cleaning operations, the dust is automatically drawn in by the electric roller brush and pumped to the filter mechanism. To save time and effort. On the other hand, while increasing the cleaning coverage, the present invention avoids the T-shaped structure of conventional household vacuum cleaners. It takes up a lot of space in both directions, ensuring that the portable vacuum cleaner still has the characteristics of small size and easy storage after adding an electric roller brush.

It solves the problem of low cleaning efficiency caused by the small cleaning range of the dust nozzle of the portable vacuum cleaner in the related art, and solves the problem that the T-shaped structure of a conventional household vacuum cleaner is directly applied to the portable vacuum cleaner, which will lead to a substantial increase in the overall volume of the portable vacuum cleaner, Not conducive to the problem of storage.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or related technologies, the following will briefly introduce the drawings that need to be used in the descriptions of the embodiments or related technologies. Obviously, the drawings in the following description are only For some embodiments of the invention, those skilled in the art can also obtain other drawings based on these drawings without creative effort.

in:

Figure 1 is a perspective view of a portable vacuum cleaner in an optional embodiment of the present invention;

Fig. 2 is an exploded view of a portable vacuum cleaner according to an alternative embodiment of the present invention;

Fig. 3 is an exploded view of a portable vacuum cleaner according to an alternative embodiment of the present invention;

Fig. 4 is a sectional view of a portable vacuum cleaner according to an alternative embodiment of the present invention;

Fig. 5 is a cutaway perspective view of the filter mechanism in an alternative embodiment of the present invention;

Fig. 6 is a sectional view of the main body and the cleaning head assembly in an alternative embodiment of the present invention;

Fig. 7 is an exploded view of the main body and the flat suction head assembly in an alternative embodiment of the present invention;

Fig. 8 is a sectional view of the main body and the flat suction head assembly in an alternative embodiment of the present invention;

Fig. 9 is an exploded view of the main body and the depilling ball assembly in an alternative embodiment of the present invention;

Fig. 10 is a sectional view of the main body and the depilling ball assembly in an alternative embodiment of the present invention;

Fig. 11 is a schematic diagram of a main body and a long suction rod assembly in an alternative embodiment of the present invention.

Reference signs are explained as follows: 1-main body; 11-first motor; 12-power supply interface; 13-first air duct; 131-first air inlet; 132-first air outlet; 14-battery; 2-electric Rolling brush; 21-outer cover; 211-brush groove; 212-spring groove; 22-second air duct; 221-second air inlet; 222-second air outlet; 23-connection; 231-first power supply connector; 24-rolling brush body; 241-brush shaft; 242-first bristle; 243-second bristle; 25-second motor; 26-elastic buckle; 261-slider; 262-spring; 3-filter mechanism; 31 -dust cup; 311-card slot; 312-dust inlet; 313-baffle; 314-plate seat; 315-first torsion spring; 32-first filter assembly; 321-filter; -Dust suction head assembly; 41-Introduced suction nozzle; 42-First connection shell; 43-Second filter assembly; 44-First dust blocking structure; 5-Flat suction head assembly; 51-Flat tube; 52-Brush Head; 53-the first buckle; 54-the second buckle; 55-the second connection shell; 56-the second dust-proof structure; 57-the third filter assembly; - Dust collecting cavity; 62 - Rotary knife; 63 - The third motor; 64 - The fourth filter assembly; 65 - The third dust blocking structure; 66 - The second power supply connector; 7 - Long suction rod assembly; 71 - Long suction rod ; 72-electric ground brush; 73-the third connection shell.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Please refer to FIGS. 1 to 4 comprehensively. An embodiment of the present invention is a portable vacuum cleaner, which includes an electric roller brush 2 extending along the first axis and a main body 1 extending along the second axis. The electric roller brush 2 and the main body 1, the first axis is parallel to or overlaps with the second axis.

The electric roller brush 2 is provided with a filter mechanism 3, the electric roller brush 2, the filter mechanism 3, and the main body 1 are connected in sequence, and the main body 1 is used to provide suction to suck the dust involved in the electric roller brush 2 to the filter mechanism 3 for filtering .

Compared with the prior art portable vacuum cleaners that only rely on small-caliber vacuum nozzles for vacuuming, the electric roller brush 2 of this embodiment significantly increases the dust collection coverage of the portable vacuum cleaner, and the time required to clean the same area Less, greatly improving the cleaning efficiency of the portable vacuum cleaner. When the user holds the vacuum cleaner for cleaning operations, the dust is automatically drawn in by the electric roller brush and sucked to the filter mechanism, which saves time and effort. For example, when cleaning a wider desktop, you can easily reach from one side of the table to the other side of the table, without having to clean the entire desktop multiple times.

On the other hand, this embodiment avoids adopting the T-shaped structure of the traditional household vacuum cleaner while increasing the cleaning coverage. Both vertical directions take up a lot of space, ensuring that the portable vacuum cleaner still has the characteristics of small size and easy storage after the electric roller brush is added.

It solves the problem of low cleaning efficiency due to the small cleaning range of the portable vacuum cleaner (or called a small vacuum cleaner) in the related art, and solves the problem that the T-shaped structure of a conventional size household vacuum cleaner is directly applied to a portable vacuum cleaner, which will cause the portable vacuum cleaner The overall volume is greatly increased, which is not conducive to the problem of storage.

In addition, the layout of the electric roller brush 2 and the main body 1 of this embodiment is similar to the commonly used feather duster and dust brush, which continues the traditional cleaning work method, making new users more familiar and handy when using it.

Furthermore, this embodiment can improve dust collection efficiency, that is to say, it takes less time to clean the same area, so that a portable vacuum cleaner with the same battery capacity can clean more areas, which has the effect of energy saving and environmental protection. It can also alleviate users' anxiety about the battery life that is common to such portable vacuum cleaners.

As shown in Figure 4, the main body 1 is provided with a first air duct 13, the first air duct 13 is provided with a first motor 11 for drafting, one end of the first air duct 13 is a first air inlet 131, and the first air duct 13 is provided with a first air inlet 131. An air inlet 131 is opened at the front end of the main body 1 and communicates with the filter mechanism 3 , and the other end of the first air duct 13 communicates with the outside world. For example, the other end of the first air channel 13 is a first air outlet 132 , and the first air outlet 132 is opened on the rear end surface or side surface of the main body 1 . When the first motor 11 is working, it draws air, and the air enters the first air duct 13 from the first air inlet 131 and then is discharged to the outside through the first air outlet 132 .

As shown in FIGS. 2 to 4 , the electric roller brush 2 includes an outer cover 21 , a roller brush body 24 and a second motor 25 . The outer cover 21 is provided with a brush groove 211, and the rolling brush body 24 is rotatably connected in the brush groove 211. The second motor 25 is arranged on the outer cover 21, and the second motor 25 is connected to control the rotation of the rolling brush body 24. The outer cover 21 is provided with a second air duct 22, the two ends of the second air duct 22 are respectively the second air inlet 221 and the second air outlet 222, the second air inlet 221 is located on the groove surface of the brush groove 211, the second The air outlet 222 is disposed on the outer surface of the outer cover 21 and communicates with the filter mechanism 3 .

When the present embodiment is working, the main body 1 provides suction, the second motor 25 controls the rotation of the brush body 24, and the rotation of the brush body 24 raises the dust on the surface of the external object, and the dust is involved or sucked into the brush groove 211 After entering the second air channel 22 from the second air inlet 221, the air enters the filter mechanism 3 through the second air outlet 222 for filtering.

The top of the cover 21 is provided with a connecting portion 23 communicating front and rear, the front end of the connecting portion 23 is connected to the filter mechanism 3 , and the rear end of the connecting portion 23 is connected to the main body 1 . Optionally, the filter mechanism 3 is extended along the first axis.

As shown in FIGS. 4 and 5 , the filter mechanism 3 may include a dust cup 31 and a first filter assembly 32 . The first filter assembly 32 is arranged at the front end of the connection part 23, the first filter assembly 32 is located inside the dust cup 31, the dust cup 31 is detachably connected to the connection part 23, the dust cup 31 is used for dust collection, and the dust cup 31 is provided with a dust inlet 312 , the dust inlet 312 communicates with the second air outlet 222 . After the dusty airflow enters the dust cup 31 from the second air outlet 222 and the dust inlet 312, the dust is blocked by the first filter assembly 32, and the dust accumulates inside the dust cup 31, and the filtered airflow is sucked into the main body 1 after discharge to the outside world.

As shown in Figure 3 and Figure 4, in an optional embodiment, the front end of the dust cup 31 is provided with a slot 311, and the top of the cover 21 is provided with an elastic buckle 26, and the elastic buckle 26 is locked with the slot 311 , so that the dust cup 31 is positioned between the elastic buckle 26 and the connecting portion 23 . In this way, the user can loosen and take out the dust cup 31 through the elastic buckle 26, and then the user can pour out the dust accumulated in the dust cup 31 or clean it.

As an example, the elastic buckle 26 includes a sliding buckle 261 and a spring 262, the sliding buckle 261 can be engaged with the slot 311, the outer cover 21 is provided with a sliding groove, the sliding buckle 261 is slidably connected in the sliding groove, and the outer cover 21 is provided with The spring groove 212 and the spring 262 are arranged in the spring groove 212. The two ends of the spring 262 press the spring groove 212 and the slider 261 respectively. In this way, the spring 262 gives the slider 261 a thrust towards the connecting part 23, so that the slider 261 can Compress the dust cup 31.

In an optional embodiment, a baffle 313 is rotatably connected to the dust cup 31, and the baffle 313 is covered on the dust inlet 312. When the baffle 313 is sucked by the main body 1, the baffle 313 flips to expose the inlet Dust port 312. In this way, when the main body 1 is working, the baffle 313 is automatically opened to expose the dust inlet 312, so that dust can enter, and when the main body 1 stops working, the baffle 313 automatically covers the dust inlet 312 to prevent dust accumulated in the dust cup 31. Dust leaks out of the dust inlet 312, improving the dust removal reliability of the vacuum cleaner.

As an example, as shown in Fig. 4 and Fig. 5, a board seat 314 is arranged inside the dust cup 31, and one end of the baffle 313 is rotatably connected to the board seat 314, and a first torsion spring 315 is arranged on the baffle 313, and the first The two ends of the torsion spring 315 respectively press the baffle 313 and the board seat 314 , and the first torsion spring 315 gives a thrust to the baffle 313 , and the thrust makes the baffle 313 cover the dust inlet 312 . When the baffle 313 receives the suction force of the main body 1, the suction force on the baffle 313 is greater than the thrust of the first torsion spring 315, so the baffle 313 is flipped to expose the dust inlet 312 for dust to enter.

In an optional embodiment, the first filter assembly 32 includes a filter screen 321 and a filter tip 322, the filter screen 321 is detachably connected to the connecting part 23, the filter screen 321 is covered outside the filter tip 322, and the filter tip 322 is a filter material, Such as Hypa filter cotton.

In an optional embodiment, as shown in FIGS. 2 and 4 , the rolling brush body 24 includes a brush shaft 241 , first bristles 242 and second bristles 243 . The brush shaft 241 is rotatably connected in the brush groove 211 , and one shaft end of the brush shaft 241 is connected with the second motor 25 . The first bristle 242 is wound around the first half of the brush shaft 241 along the first helical curve, and the second bristle 243 is wound around the second half of the brush shaft 241 along the second helical curve. in the opposite direction. The second air inlet 221 is toward the middle of the brush shaft 241 .

During work, the second motor 25 controls the rotation of the brush shaft 241. Since the first bristle 242 and the second bristle 243 are integrally similar to a helical surface, when the helical surface rotates, it cooperates with the groove surface of the brush groove 211 and the surface of an external object. The helical directions of the bristles 242 and the second bristles 243 are opposite. When rotating, the first bristles 242 and the second bristles 243 push dust, hair, etc. to move axially toward the second air inlet 221, so that dust and other garbage are concentrated in the second air inlet. Near the tuyere 221 so as to be sucked away by the second air inlet 221. In this way, the rolling brush body 24 not only plays the role of peeling and rolling up dust from the surface of external objects, but also has the function of gathering garbage toward the second air inlet 221, which can greatly optimize the cleaning efficiency of the portable vacuum cleaner and reduce the main engine. The burden of the first motor 11 in the body 1.

The electric roller brush 2 is detachably connected with the main body 1 . The main body 1 is provided with a storage battery 14, and the second motor 25 is electrically connected to the storage battery 14; the front end of the main body 1 is provided with a power supply interface 12 electrically connected to the storage battery 14, and the electric roller brush 2 is provided with a first power supply connector 231. When the roller brush 2 is connected to the main body 1 , the first power supply connector 231 abuts against the power supply interface 12 to realize electrical connection. The main body 1 can be removed and charged separately, and the accumulator 14 can supply power for the ventilation work of the main body 1 itself, and simultaneously provide power for the rotation work of the electric roller brush 2 .

Since the main body 1 of the portable vacuum cleaner has a storage battery 14 and a power supply interface 12, a variety of expansion accessories for different application scenarios can be designed to maximize the utilization of the first motor 11 and the storage battery 14 in the main body 1 and reduce the cost of the consumer. Repeated purchase costs are in line with the green and environmentally friendly product design concept.

Based on the above paragraph, in an optional embodiment, the portable vacuum cleaner can also include expansion accessories. After the main body 1 is removed from the electric roller brush 2, the expansion accessories can be installed and connected to the front end of the main body 1 for connecting with the main body. Body 1 is used together to meet the different needs of users for vacuuming functions. Expansion accessories include at least one of the following:

The first type: the dust suction head assembly 4, as shown in Figure 6, the dust suction head assembly 4 includes the introduction type suction nozzle 41, the second filter assembly 43 and the first connecting shell 42 which runs through front and back; one end of the first connecting shell 42 It is connected with the inlet suction nozzle 41, and the other end is detachably connected with the front end of the main body 1; the second filter assembly 43 is arranged at the front end of the main body 1, and is located inside the first connecting shell 42, which is used for dust collection.

Optionally, the rear end of the lead-in suction nozzle 41 may be provided with a first dust blocking structure 44 to prevent the dust accumulated in the first connecting shell 42 from leaking to the outside. The structure of the first dust-blocking structure 44 is similar to the above-mentioned baffle plate 313 , first torsion spring 315 and board seat 314 , and will not be repeated here.

The second type: flat suction head assembly 5, as shown in Figure 7 and Figure 8, the flat suction head assembly 5 includes a brush head 52, a flat tube 51, a third filter assembly 57, and a second connecting shell 55 that runs through the front and back, and the brush The head 52 is slidably sleeved on the outer periphery of the flat tube 51. The front end of the flat tube 51 is provided with a first buckle 53, and the flat tube 51 is provided with a second buckle 54. The second buckle 54 is located behind the first buckle 53. A buckle 53 and a second buckle 54 are used to hold the brush head 52; the flat tube 51 is inserted in the front end of the second connecting shell 55, and the rear end of the second connecting shell 55 is detachably connected to the front end of the main body 1; The three filter assemblies 57 are arranged at the front end of the main body 1 and are located inside the second connecting shell 55, and the second connecting shell 55 is used for collecting dust. The flat suction head assembly 5 cooperates with the main body 1 to clean some gaps, or to clean a position with a certain depth. When the brush head 52 needs to be used, the brush head 52 slides to the first buckle position 53 for clamping, and when the brush head 52 is not used, the brush head 52 slides to the second buckle position 54 for clamping. The flat tube 51 can be formed by connecting multiple tube ends in series, and the length can be freely selected by the user.

Optionally, a dust inlet is provided in the second connection shell 55, and a second dust-blocking structure 56 is arranged at the dust inlet. 314, which will not be repeated here.

The third kind: depilling assembly 6, as shown in Fig. 9 and Fig. 10, depilling assembly 6 comprises housing 61, rotating knife 62, the 3rd motor 63 and the 4th filtering assembly 64; The 3rd motor 63 and rotating The knife 62 is arranged inside the shell 61, and the third motor 63 is connected to and controls the rotation of the rotary knife 62; the bottom end surface of the shell 61 is provided with several through holes, and the rotary knife 62 is located at the top side of the through hole; the side of the shell 61 is provided with a host interface, and the host interface It is detachably connected to the front end of the host body 1, and a second power supply connector 66 is provided on the end surface of the host interface, and the second power supply connector 66 is electrically connected to the third motor 63, and the second power supply connector 66 is used to abut against the power supply interface 12 to realize electrical Connection; the fourth filter assembly 64 is arranged at the interface of the host, and the fourth filter assembly 64 is located inside the housing 61;

Optionally, a dust inlet is provided in the casing 61, and a third dust-blocking structure 65 is arranged at the dust inlet. The third dust-blocking structure 65 can be a soft flap, and one end of the soft flap is fixed on the casing 61. The default state Next, the soft baffle covers the dust inlet. When the main body 1 generates suction, the soft baffle is deformed by the suction, thereby opening and exposing the dust inlet. When the main body 1 stops working, the soft baffle resets and the cover is closed. On the dust inlet, the dust in the dust collecting chamber 611 is prevented from leaking from the dust inlet to the outside.

The fourth type: the long suction rod assembly 7, as shown in Figure 11, the long suction rod assembly 7 includes a long suction rod 71, an electric ground brush 72, a fifth filter assembly and a third connecting shell 73 through which the front and back pass; the long suction rod 71 is a hollow structure, one end is connected to the electric floor brush 72 in rotation, the other end is connected to the front end of the third connecting shell 73, the rear end of the third connecting shell 73 is detachably connected to the front end of the main body 1; the rear end of the third connecting shell 73 The end face is provided with a third power supply joint, the third power supply joint is electrically connected with the electric ground brush 72, and the third power supply joint is used to abut against the power supply interface 12 to realize electrical connection; the fifth filter assembly is arranged at the front end of the main body 1 and is located at Inside the third connection case 73, the third connection case 73 is used for collecting dust.

In summary, the present invention has the following beneficial effects:

1. Compared with the prior art portable vacuum cleaners (or small vacuum cleaners) that only rely on small-caliber vacuum nozzles for vacuuming, the electric roller brush 2 of this embodiment significantly increases the dust collection coverage of the portable vacuum cleaner. It takes less time to clean the same area, which greatly improves the cleaning efficiency of the portable vacuum cleaner. When the user holds the vacuum cleaner for cleaning operations, the dust is automatically drawn in by the electric roller brush and sucked to the filter mechanism, which saves time and effort. For example, when cleaning a wider desktop, you can easily reach from one side of the table to the other side of the table, without having to clean the entire desktop multiple times. The problem of low cleaning efficiency due to the small cleaning range of the dust nozzle of the portable vacuum cleaner in the related art is solved.

2. While increasing the cleaning coverage, avoid adopting the T-shaped structure of conventional household vacuum cleaners. The electric roller brush in this embodiment is coaxial or parallel to the main body, so as to avoid portable vacuum cleaners in two perpendicular directions. Both of them take up a lot of space, ensuring that the portable vacuum cleaner still has the characteristics of small size and easy storage after adding electric roller brushes. It solves the problem that directly applying the T-shaped structure of a household vacuum cleaner of a conventional size to a portable vacuum cleaner will lead to a substantial increase in the overall volume of the portable vacuum cleaner, which is not conducive to storage.

3. The layout of the electric roller brush 2 and the main body 1 of this embodiment is similar to the commonly used feather duster and dust brush, which continues the traditional cleaning work method, making new users more familiar and handy when using it.

4. This embodiment can improve the dust collection efficiency, that is to say, it takes less time to clean the same area, so that the portable vacuum cleaner with the same battery capacity can clean more areas, which plays the role of energy saving and environmental protection. It can alleviate users' anxiety about the life expectancy of such portable vacuum cleaners.

5. Since the main body 1 of the portable vacuum cleaner has a battery 14 and a power supply interface 12, there are a variety of expansion accessories for different application scenarios that can be selected by the user, so as to maximize the utilization of the first motor 11 and the battery 14 in the main body 1 , Reduce consumers' repeated purchase costs, in line with the green and environmentally friendly product design concept.

The above description is only the preferred implementation mode of the application, and does not limit the application in any form. Although the application has disclosed the above with the preferred implementation mode, it is not used to limit the application. Anyone who is familiar with this professional technology Personnel, without departing from the scope of the technical solution of the present application, when using the technical content disclosed above to make some changes or modifications to equivalent implementations with equivalent changes, but any content that does not depart from the technical solution of the present application, according to the technical content of the present application Any simple modifications, equivalent changes and modifications made by the technical essence of the application to the above implementation methods still fall within the scope of the technical solution of the application.

Claims (10)

1. A portable vacuum cleaner, characterized by: the electric rolling brush comprises an electric rolling brush (2) extending along a first axis and a main machine body (1) extending along a second axis, wherein the electric rolling brush (2) is connected with the main machine body (1), and the first axis is parallel or overlapped with the second axis;

the electric rolling brush is characterized in that a filtering mechanism (3) is arranged on the electric rolling brush (2), the electric rolling brush (2) is sequentially communicated with the filtering mechanism (3) and the main machine body (1), and the main machine body (1) is used for providing suction force to suck dust drawn in by the electric rolling brush (2) to the filtering mechanism (3) for filtering.

2. The portable vacuum cleaner of claim 1, wherein: the novel air conditioner is characterized in that a first air duct (13) is arranged in the main machine body (1), a first motor (11) used for exhausting air is arranged in the first air duct (13), one end of the first air duct (13) is a first air inlet (131), the first air inlet (131) is formed in the front end of the main machine body (1) and is communicated with the filtering mechanism (3), and the other end of the first air duct (13) is communicated to the outside.

3. The portable vacuum cleaner of claim 1, wherein: the electric rolling brush (2) comprises a housing (21), a rolling brush body (24) and a second motor (25);

the outer cover (21) is provided with a brush groove (211), the rolling brush body (24) is rotationally connected in the brush groove (211), the second motor (25) is arranged on the outer cover (21), and the second motor (25) is connected with and controls the rolling brush body (24) to rotate;

the novel filter is characterized in that a second air duct (22) is arranged in the outer cover (21), two ends of the second air duct (22) are respectively provided with a second air inlet (221) and a second air outlet (222), the second air inlet (221) is arranged on the groove surface of the brush groove (211), and the second air outlet (222) is arranged on the outer surface of the outer cover (21) and is communicated with the filter mechanism (3).

4. A portable vacuum cleaner as claimed in claim 3, wherein: the top of the outer cover (21) is provided with a connecting part (23) which is communicated with the front part and the back part, the front end of the connecting part (23) is connected with the filtering mechanism (3), and the back end of the connecting part (23) is connected with the main machine body (1).

5. The portable vacuum cleaner of claim 4, wherein: the filter mechanism (3) comprises a dust cup (31) and a first filter assembly (32);

the first filter assembly (32) is arranged at the front end of the connecting part (23), and the first filter assembly (32) is positioned inside the dust cup (31);

the dust cup (31) is detachably connected with the connecting part (23), and the dust cup (31) is used for collecting dust;

the dust cup (31) is provided with a dust inlet (312), and the dust inlet (312) is communicated with the second air outlet (222).

6. The portable vacuum cleaner of claim 5, wherein: the front end of the dust cup (31) is provided with a clamping groove (311), the top of the outer cover (21) is provided with an elastic buckle (26), and the elastic buckle (26) is clamped with the clamping groove (311) so that the dust cup (31) is positioned between the elastic buckle (26) and the connecting part (23).

7. The portable vacuum cleaner of claim 5, wherein: the dust cup (31) is rotationally connected with a baffle (313), the baffle (313) is covered on the dust inlet (312), and when the baffle (313) receives the suction force of the main machine body (1), the baffle (313) turns over to expose the dust inlet (312).

8. A portable vacuum cleaner as claimed in claim 3, wherein: the rolling brush body (24) comprises a brush shaft (241), first bristles (242) and second bristles (243);

the brush shaft (241) is rotatably connected in the brush groove (211), and one shaft end of the brush shaft (241) is connected with the second motor (25);

the first bristles (242) are wound on the front half section of the brush shaft (241) along a first spiral curve, the second bristles (243) are wound on the rear half section of the brush shaft (241) along a second spiral curve, and the spiral directions of the first spiral curve and the second spiral curve are opposite;

the second air inlet (221) faces towards the middle of the brush shaft (241).

9. A portable vacuum cleaner as claimed in claim 3, wherein: the electric rolling brush (2) is detachably connected with the main machine body (1);

a storage battery (14) is arranged in the main machine body (1), and the second motor (25) is electrically connected with the storage battery (14);

the electric rolling brush comprises a main machine body (1), wherein a power supply interface (12) electrically connected with a storage battery (14) is arranged at the front end of the main machine body, a first power supply connector (231) is arranged on the electric rolling brush (2), and when the electric rolling brush (2) is connected with the main machine body (1), the first power supply connector (231) is abutted to the power supply interface (12) to realize electrical connection.

10. The portable vacuum cleaner of claim 9, wherein: the portable dust collector also comprises an expansion accessory, when the main machine body (1) is detached from the electric rolling brush (2), the expansion accessory can be installed and connected to the front end of the main machine body (1) and is used in cooperation with the main machine body (1);

the expansion fitting includes at least one of:

first kind: a dust collection head assembly (4), wherein the dust collection head assembly (4) comprises a leading-in suction nozzle (41), a second filtering assembly (43) and a first connecting shell (42) which is communicated with the front and the back;

one end of the first connecting shell (42) is connected with the leading-in suction nozzle (41), and the other end of the first connecting shell is detachably connected with the front end of the main machine body (1);

the second filter assembly (43) is arranged at the front end of the main machine body (1) and is positioned in the first connecting shell (42), and the first connecting shell (42) is used for collecting dust;

second kind: the flat suction head assembly (5), the flat suction head assembly (5) comprises a brush head (52), a flat tube (51), a third filter assembly (57) and a second connecting shell (55) which is communicated with the front and the back,

the brush head (52) is slidably sleeved on the periphery of the flat tube (51), a first buckling position (53) is arranged at the front end of the flat tube (51), a second buckling position (54) is arranged on the flat tube (51), the second buckling position (54) is located behind the first buckling position (53), and the first buckling position (53) and the second buckling position (54) are used for being clamped with the brush head (52);

the flat tube (51) is inserted into the front end of the second connecting shell (55), and the rear end of the second connecting shell (55) is detachably connected with the front end of the main machine body (1);

the third filter assembly (57) is arranged at the front end of the main machine body (1) and is positioned in the second connecting shell (55), and the second connecting shell (55) is used for collecting dust;

third kind: a dehairing ball assembly (6), the dehairing ball assembly (6) comprising a housing (61), a rotary cutter (62), a third motor (63) and a fourth filter assembly (64);

the third motor (63) and the rotary cutter (62) are arranged inside the shell (61), and the third motor (63) is connected with and controls the rotary cutter (62) to rotate;

the end face of the bottom of the shell (61) is provided with a plurality of through holes, and the rotary cutter (62) is positioned at the top side of the through holes;

a host interface is arranged on the side surface of the shell (61), the host interface is detachably connected with the front end of the host body (1), a second power supply connector (66) is arranged on the end surface of the host interface, the second power supply connector (66) is electrically connected with the third motor (63), and the second power supply connector (66) is used for being abutted with the power supply interface (12) to realize electric connection;

the fourth filter assembly (64) is arranged at a host interface, and the fourth filter assembly (64) is positioned inside the shell (61);

a dust collection cavity (611) is arranged inside the shell (61), and the dust collection cavity (611) is positioned at the front side of the fourth filtering component (64);

fourth kind: the long suction rod assembly (7), the long suction rod assembly (7) comprises a long suction rod (71), an electric ground brush (72), a fifth filtering assembly and a third connecting shell (73) which is communicated with the front and the back;

the long suction rod (71) is of a hollow structure, one end of the long suction rod is rotationally connected with the electric ground brush (72), the other end of the long suction rod is connected with the front end of the third connecting shell (73), and the rear end of the third connecting shell (73) is detachably connected with the front end of the main machine body (1);

a third power supply connector is arranged on the rear end face of the third connecting shell (73), the third power supply connector is electrically connected with the electric ground brush (72), and the third power supply connector is used for being abutted with the power supply interface (12) to realize electric connection;

the fifth filtering component is arranged at the front end of the main machine body (1) and is positioned inside the third connecting shell (73), and the third connecting shell (73) is used for collecting dust.

Images