CN211582911U - Hand-held cleaning device - Google Patents

Abstract

The utility model discloses a hand-held cleaning device, including handle section, air suction component and have inlet channel's flat body and built-in the dirt box subassembly that has filtering component, dirt box subassembly be assembled on the flat body, the lower surface of flat body is equipped with a sunken region, the upper surface gomphosis of dirt box subassembly is in this sunken region and through connection structure link to each other, through locking assembly locking between dirt box subassembly and the air suction component, when locking assembly unblock, dirt box subassembly can be conveniently separated from the flat body, realize independent clearance; when the locking assembly is locked, the connecting structure and the locking assembly fix two ends of the dust box assembly respectively, so that the connection stability and reliability are guaranteed.

Description

Hand-held cleaning device

Technical Field

The utility model relates to a dust catcher technical field especially relates to a hand-held type cleaning device.

Background

The hand-held vacuum cleaner is used for household cleaning due to the advantages of small volume, light total weight and convenient carrying and use.

The handheld dust collector mainly comprises a host and a dust collecting cup, when the handheld dust collector works, negative pressure is generated inside the dust collecting cup through a dust collecting motor in the host to generate suction force, so that air containing dust or foreign matters is sucked in through a suction nozzle, the dust, the foreign matters and the air are separated through an air filtering device extending into the dust collecting cup, the processed air is discharged through an air outlet, and the dust and the foreign matters are concentrated in the dust collecting cup.

The hand-held cleaning equipment with the publication number of CN104172986A comprises a dust cylinder, a filtering device and a separating device, wherein the dust cylinder is arranged below the separating device, and the filtering device is arranged above the separating device.

A hand-held cleaning appliance of publication number CN101489416A, a hand-held cleaning appliance of CN102755135A, etc.

One of the dust collecting cups of the cleaning equipment is detachably connected with a main machine, but the firmness and the detachability of the existing dust collecting box connecting structure are difficult to be considered at the same time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a dirt box subassembly assembly is firm, dismantle convenient hand-held type cleaning device is provided.

The utility model provides a technical scheme that above-mentioned technical problem provided does: hand-held type cleaning device, including handle section, the part of induced drafting and have inlet channel's flat type and the built-in dirt box subassembly that has filtering component, dirt box subassembly assembled the flat type on, the lower surface of flat type be equipped with a recessed area, the gomphosis of dirt box subassembly is in this recessed area in and link to each other through connection structure, through locking assembly locking between dirt box subassembly and the part of induced drafting.

The utility model discloses a further optimization scheme does: the connecting structure comprises at least one positioning hole arranged at the front end of the recessed area and a positioning piece which is arranged at the front end of the dust box component and extends forwards, and the positioning piece is inserted into the positioning hole to connect the front end of the dust box component with the flat body.

The utility model discloses a further optimization scheme does: the locking assembly comprises a positioning groove at the rear end of the dust box assembly and an inserting piece controlled by a switch arranged on the air suction component, and the inserting piece is inserted into the positioning groove so as to connect the rear end of the dust box assembly with the air suction component.

The utility model discloses a further optimization scheme does: the dust box assembly comprises a box body and a cover body, the box body comprises an installation bottom matched with the concave area, and the positioning piece extends forwards from the front end of the installation bottom.

The utility model discloses a further optimization scheme does: the lower surface of the depressed area is provided with a first air outlet communicated with the air inlet channel, and the installation bottom is provided with a first air inlet butted with the first air outlet.

The utility model discloses a further optimization scheme does: the rear end of the dust box component is provided with a second air outlet, and the front end of the air suction component is provided with a second air inlet which is in butt joint with the second air outlet.

The utility model discloses a further optimization scheme does: the air inlet is characterized in that a sealing ring is arranged around the first air outlet, an air inlet nozzle surrounding the first air inlet is arranged on the mounting bottom, and the air inlet nozzle is matched with the sealing ring to avoid air leakage at the joint.

The utility model discloses a further optimization scheme does: the dust box component is assembled on the flat body and then is consistent with the outline of the air suction component.

The utility model discloses a further optimization scheme does: one end of the cover body is hinged to the box body, and the other end of the cover body is locked with the box body through the locking assembly.

The utility model discloses a further optimization scheme does: and a sealing sheet which can be lifted in a one-way mode when air flows into the box body at the first air inlet is arranged in the box body at the first air inlet.

Compared with the prior art, the utility model has the advantages that the dust box component is detachably connected in a sunken area of the lower surface of the flat body through the connecting structure, and the dust box component and the air suction component are locked through the locking component, when the locking component is unlocked, the dust box component can be conveniently separated from the flat body, and the independent cleaning is realized; when the locking assembly is locked, the connecting structure and the locking assembly fix two ends of the dust box assembly respectively, so that the connection stability and reliability are guaranteed.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a first schematic diagram of a preferred embodiment of the present invention;

FIG. 2 is a second schematic diagram of a preferred embodiment of the present invention;

fig. 3 is a third schematic view of a preferred embodiment of the present invention;

fig. 4 is a fourth schematic view of a preferred embodiment of the present invention;

fig. 5 is an exploded view of a preferred embodiment of the present invention;

fig. 6 is a schematic view of the air duct structure according to a preferred embodiment of the present invention;

fig. 7 is a first schematic view of a housing according to a preferred embodiment of the present invention;

FIG. 8 is a second schematic view of a housing according to a preferred embodiment of the present invention;

FIG. 9 is a first schematic view of a dust box assembly according to a preferred embodiment of the present invention;

FIG. 10 is a second schematic view of a dust box assembly in accordance with a preferred embodiment of the present invention;

figure 11 is an exploded view of a dust box assembly in accordance with a preferred embodiment of the present invention;

fig. 12 is a schematic view of a locking assembly according to a preferred embodiment of the present invention;

fig. 13 is a schematic view of an unlocked state of the locking assembly according to a preferred embodiment of the present invention.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc. are the directions or positional relationships that are usually placed when the product of the present invention is used, and are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships shown in the drawings, only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, the handheld cleaning device includes a housing 100, a dust box assembly 200 with a built-in filter assembly 203, an air suction motor 300, and a rechargeable battery 400 for supplying power to the air suction motor 300, wherein the housing 100 sequentially includes an air inlet section, a motor section 102, and a handle section 103 from front to back.

As shown in fig. 1-6, the intake section is preferably a flat body 101. The front section of the flat body 101 is a suction nozzle portion 101A, and the dust box assembly 200 is mounted on the lower surface of the rear section of the flat body 101. It should be understood that a linearly extending air intake passage 2 is provided in the flat body 101, and the air intake passage 2 extends to the foremost end of the flat body 101, thereby forming a dust suction port 1 at the front end of the suction nozzle portion 101A.

And, the suction motor 300 is assembled in the motor section 102, the rechargeable battery 400 is located in the inner cavity of the handle section 103, and the upper surfaces of the flat body 101, the motor section 102 and the handle section 103 are on the same arc surface. Due to the arrangement, on one hand, the appearance is more attractive and tidy; on one hand, the positions of the air suction motor 300 and the rechargeable battery 400 are dispersed, so that the phenomenon that the middle section is too large in size and heavy in weight is avoided, and the internal structural layout is more reasonable; and on the other hand, the gravity center is close to the user, so that the user can operate more easily and conveniently.

Preferably, the cross section of the handle segment 103 is in a shape of a quasi-ellipse, and the vertical length of the handle segment 103 is greater than the lateral length. This shape is preferable for the user to hold the device for a long time.

Preferably, the casing 100 upper surface of handle section 103 front side is equipped with the control gear switch D and the on-off switch B of induced draft motor 300 to when making things convenient for user's one hand to hold this hand-held type cleaning device, the thumb can press gear switch D and on-off switch B, realizes the clean limit control in limit, makes the operation convenient more light, and experience feels better. Furthermore, the lower side of the motor section 102 is preferably provided with a charging interface C connected to the rechargeable battery 400.

As shown in fig. 5-6, a suction motor 300 is fixedly disposed in the front-rear direction in the motor section 102 of the housing 100, forming a suction component 003 of the apparatus.

As shown in fig. 9-11, the dirt box assembly 200 includes a box 201 and a cover 202, wherein the box 201 and the cover 202 enclose an airflow chamber 02. The upper surface of the box 201 is a mounting bottom 20, and the dust box assembly 200 is detachably mounted on the flat body 101 through the mounting bottom 20 and is abutted against the front side of the air suction member 003.

Specifically, as shown in fig. 6, the flat body 101 is provided with a first air outlet 3 communicated with the air inlet channel 2, and a first air inlet 4 butted with the first air outlet 3 is provided on the mounting bottom 20 of the upper surface of the dust box assembly 200. Dust absorption mouth 1, inlet channel 2, first air outlet 3 and first air intake 4 constitute the air inlet channel of hand-held type cleaning device, and outside air gets into dirt box subassembly 200 through air inlet channel.

Further, the filter assembly 203 is disposed at the rear end of the box 201, the rear end of the dust box assembly 200 is provided with a second air outlet 5, and the filter assembly 203 extends into the airflow cavity 02 from the second air outlet 5. The front end of the air suction component 003 is provided with a second air inlet 6 which is in butt joint with the second air outlet 5. The filtering assembly 203, the second air outlet 5 and the second air inlet 6 form an air draft flow channel of the handheld cleaning device, and the air draft motor 300 operates in the air flow cavity 02 of the dust box assembly 200 to form negative pressure, so that air in the air flow cavity 02 is sucked into the air draft component 003 through the air draft flow channel.

Furthermore, the motor section 102 of the casing 100 has an air flow transition chamber 01, the suction motor 300 is located in the air flow transition chamber 01, and the air exhaust structures 30 of the suction motor 300 are arranged on two sides of the casing 100 of the air flow transition chamber 01. The air flow transition chamber 01 and the air exhaust structure 30 form an air exhaust flow passage of the hand-held cleaning device, and air in the air suction motor 300 is exhausted out of the device through the air exhaust flow passage.

The air inlet channel, the air exhaust channel and the air exhaust channel jointly form an air channel structure of the whole equipment. When the handheld cleaning device works, the air suction motor 300 operates to enable the air inlet flow channel and the air suction flow channel in front of the handheld cleaning device to generate negative pressure to generate suction force, air containing dust or foreign matters is sucked from the air inlet flow channel and filtered by the filtering component 203 in the dust box component 200, the dust and the foreign matters are concentrated in the dust box component 200, and the purified air is discharged through the air exhaust flow channel after passing through the air suction flow channel.

As a specific example, as shown in FIGS. 6 to 10, the rear portion of the airflow chamber 02 of the dust box assembly 200 is expanded upward to form a protrusion 21 on the upper surface of the box body, and the lower surface of the rear portion of the flat body 101 is provided with a cavity 11 which is engaged with the protrusion 21. The windward side 22 at the front end of the convex portion 21 is provided with a first air inlet 4, the air inlet side 12 at the front end of the cavity 11 in butt joint with the windward side 22 is provided with a first air outlet 3, the first air outlet 3 is communicated with the air inlet channel 2, the first air inlet 4 and the first air outlet 3 are located on the same straight line, and the air inlet channels are distributed linearly, so that external air enters the airflow cavity 02 of the dust box assembly 200 along the straight line. Thereby reducing the wind resistance, ensuring that the air flow directly and smoothly enters the dust box assembly 200, reducing the loss of the negative pressure suction force in the conduction process and improving the dust collection capacity of the equipment.

Preferably, a sealing ring 13 is arranged around the first air outlet 3, an air inlet nozzle 23 surrounding the first air inlet 4 is arranged on the mounting bottom 20, and the air inlet nozzle 23 is matched with the sealing ring 13 to avoid air leakage at the interface. The windward side 22 of the first air inlet 4 is a plane inclined upwards towards the rear, the corresponding air inlet side 12 is a plane inclined downwards towards the rear, and the windward side 22 is in butt joint with the air inlet side 12.

Moreover, a sealing sheet 24 which can be lifted in one direction when air flows in is arranged in the box body 201 at the first air inlet 4, so as to block large impurities from entering the box body 201.

Further, as shown in fig. 6 and 11, the filter assembly 203 in the dust box assembly 200 is a cylindrical body, which is located below the rear side of the first air inlet 4, and is located on the same straight line with the second air inlet 6 and the second air outlet 5, that is, the air exhaust channel is linearly distributed and parallel to the air inlet channel. Thereby avoiding the air containing dust or foreign matters in the air inlet channel from being directly thrown to the filtering component 203, reducing the filtering load borne by the filtering component 203, ensuring that the surface of the filter screen is not easily occupied by dust, improving the dust absorption effect and reducing the cleaning load.

As shown in fig. 1 to 8, it is preferable that the flat body 101 has a recessed area 10 on the lower surface thereof, the cavity 11 is located in the recessed area 10, and the mounting bottom 20 of the upper surface of the dust box assembly 200 is fitted into the recessed area 10. The recessed area 10 receives the mounting base 20 of the dirt box assembly 200 therein, which not only provides a compact and neat appearance, but also provides support for the dirt box assembly 200 and improves the stability of the connection.

Preferably, the lower surface of the dirt box assembly 200 is substantially flush with the lower surface of the motor section 102 and has a cylindrical configuration. The dust box assembly 200 is assembled to the flat body 101 to conform to the contour of the air-intake member 003 to further enhance the aesthetic appearance of the device.

As shown in fig. 5, further, the housing 100 is composed of an upper housing 100a and a lower housing 100b, and the upper housing 100a and the lower housing 100b are coupled to each other by a plurality of fasteners. The fastener can be a screw or a snap structure.

As shown in fig. 1-2, the dirt box assembly 200 is attached to the recessed area 10 of the flat body 101 by a connection structure, and the dirt box assembly 200 is locked to the air suction member 003 by the locking assembly 40. Thus, when the locking assembly 40 is unlocked, the dirt box assembly 200 can be easily and easily separated from the housing 100 for individual cleaning.

As shown in fig. 7-10, the attachment structure includes at least one positioning hole 14 provided at the front end of the recessed area 10 and a forwardly extending positioning member 25 provided at the front end of the dirt box assembly 200, the positioning member 25 being inserted into the positioning hole 14 to attach the front end of the dirt box assembly 200 to the flat body 101. Preferably, the case 201 includes a mounting base 20 to be fitted into the recess area 10, and the positioning member 25 extends forward from a front end of the mounting base 20.

As shown in fig. 12-13, the locking assembly 40 includes a positioning groove 26 at the rear end of the dust box assembly 200 and an insert 15 controlled by a switch disposed on the air suction member 003, the insert 15 being inserted into the positioning groove 26 to connect the rear end of the dust box assembly 200 with the air suction member 003.

It should be appreciated that the dust box assembly 200 can be secured to the housing 100 at both ends by the connecting structure and the locking assembly 40, ensuring the stability and reliability of the connection. When the locking assembly 40 is unlocked, the user moves the dust box assembly 200 backward, the positioning member 25 is disengaged from the positioning hole 14, and the dust box assembly 200 can be easily separated from the housing 100.

As shown in fig. 9-11, as an embodiment of the dust box assembly 200, an opening 27 for pouring dust is provided at the front end of the box 201, and one end of the cover 202 is hinged at the opening 27 of the box 201; the other end of the cover 202 is locked to the case 201 by the locking assembly 50 to close the opening 27, and the locking assembly 50 is unlocked to allow the cover 202 to be opened from the front end of the case 201 to discharge dust in the case 201. Thus, the dust box assembly 200 can be cleaned without being detached from the device, so that the dust box assembly is more convenient and faster to use.

Preferably, the locking assembly 50 is a push-type or sliding type locking structure. Further, the lower surface of the cover 202 is provided with a button for unlocking the locking assembly 50.

Preferably, the bottom of the cover 202 is hinged to the bottom edge of the case 201, and the locking assembly 50 is disposed on the lower surface of the case 201. The hinge of the cover 202 on the box 201 is provided with a torsion spring N to keep the cover 202 closed on the box 201.

Preferably, the opening 27 at the front end of the box 201 is inclined, and the cover 202 when closed is at an angle, preferably 45-80 degrees, to the plane of the mounting base 20. This arrangement increases the area of the opening 27 to facilitate the pouring out of dust and impurities in the case 201.

Preferably, a sealing member M is provided between the cover and the case to maintain good airtightness of the dust box assembly 200 when closed, while preventing dust from flying.

Preferably, the bottom edge of the box 201 has a connecting portion 29 extending upward from the mounting base 20, the connecting portion 29 is provided with a first engaging lug R1, the cover 202 is provided with a second engaging lug R2, the first engaging lug R1 is connected to the second engaging lug R2 by a shaft pin Z, and the torsion spring N is sleeved on the shaft pin Z.

It is right above the utility model provides a hand-held type cleaning device has carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. Hand-held type cleaning device, its characterized in that includes handle section, the part of induced drafting and has inlet channel's flat type and the built-in dirt box subassembly that has filtering component, dirt box subassembly assembled the flat type on, the lower surface of flat type be equipped with a sunken area, the upper surface gomphosis of dirt box subassembly is in this sunken area in and link to each other through connection structure, through the locking subassembly locking between dirt box subassembly and the part of induced drafting.

2. The hand-held cleaning device of claim 1, wherein the attachment structure comprises at least one alignment aperture disposed at a front end of the recessed area and a forwardly extending alignment member disposed at a front end of the dirt tray assembly, the alignment member being inserted into the alignment aperture to attach the front end of the dirt tray assembly to the flat body.

3. The hand-held cleaning device according to claim 1, wherein the locking assembly comprises a positioning slot at the rear end of the dirt tray assembly and an insert controlled by a switch disposed on the suction member, the insert being inserted into the positioning slot to connect the rear end of the dirt tray assembly to the suction member.

4. The hand-held cleaning device of claim 2, wherein the dirt tray assembly includes a tray body and a cover, the tray body including a mounting base that mates with the recessed area, the positioning member extending forwardly from the mounting base.

5. The handheld cleaning device of claim 4, wherein the lower surface of the recessed area is provided with a first air outlet communicated with the air inlet channel, and the mounting bottom is provided with a first air inlet butted with the first air outlet.

6. The handheld cleaning device of claim 5, wherein the rear end of the dust box assembly is provided with a second air outlet, and the front end of the air suction member is provided with a second air inlet in butt joint with the second air outlet.

7. The hand-held cleaning device of claim 5, wherein a sealing ring is disposed around the first air outlet, and an air inlet nozzle surrounding the first air inlet is disposed on the mounting bottom and cooperates with the sealing ring to prevent air leakage at the interface.

8. The hand-held cleaning device of claim 1, wherein the dirt box assembly conforms to the contour of the suction member after being assembled to the flat body.

9. The hand-held cleaning device according to claim 4, wherein one end of the cover is hinged to the case, and the other end of the cover is locked to the case by a locking assembly.

10. The hand-held cleaning device as claimed in claim 5, wherein a sealing sheet capable of lifting in one direction when air flows in is arranged in the box body at the first air inlet.

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