CN216854552U - Handheld dust collector host structure and dust collector - Google Patents

Abstract

The utility model provides a handheld dust collector host structure and a dust collector, comprising: the vacuum cleaner comprises a vacuum cleaner shell, wherein an air inlet duct, an installation cavity, an air outlet duct and an air outlet are arranged in the vacuum cleaner shell; a dust collecting device; the suction generating unit is suitable for generating suction to drive gas to flow into the air inlet duct, the dust collecting device, the mounting cavity and the suction generating unit and flow through the air outlet duct to be discharged from the air outlet; the air outlet duct is divided into two parts, namely a first air duct and a second air duct, by a partition plate, the air outlet is communicated with the second air duct, and gas exhausted by the suction force generating unit flows through the first air duct, the partition plate and the second air duct in sequence and is exhausted from the air outlet. The utility model provides a host structure of a handheld dust collector, wherein an air outlet duct is arranged at the upper side or the lower side of a suction generating unit, and a partition plate is arranged in the air outlet duct and is divided into two parts to prolong the air outlet duct, slow down the flow velocity of air flow and reduce the noise of the dust collector during operation.

Description

Handheld dust collector host structure and dust collector

Technical Field

The utility model relates to the technical field of dust collectors, in particular to a handheld dust collector main machine structure and a dust collector.

Background

Vacuum cleaners are known more and more as a cleaning appliance. The traditional dust collector is large in size, heavy in weight and inconvenient to operate, and the handheld cordless dust collector is more and more favored by people due to the fact that the handheld cordless dust collector is convenient to use. Like a common dust collector, the handheld cordless dust collector also forms negative pressure by means of high-speed rotation of a motor, so that dust or garbage is sucked into a dust cavity. Because the rotating speed of the motor of the dust collector is high when the motor works, for example, the rotating speed of the brush motor is generally more than 3 ten thousand revolutions per minute, the rotating speed of the brushless direct current motor is more than 10 ten thousand revolutions per minute, and the noise value is much larger than that of a common household appliance, so that the noise value is obvious. Because of the use characteristics of the handheld dust collector, the handheld dust collector is close to the ears of a person during operation, and the noise directly influences the user experience. The more portable the handheld cleaner, the more popular it is in the market. But the volume is smaller, the air duct is generally shorter, the air outlet is more rapid, and the formed wind noise is also larger.

For example, in the chinese patent application publication No. CN110074718A, a hand-held vacuum cleaner is disclosed, or an issued publication No. CN214433969U, a hand-held vacuum cleaner is disclosed, and in the chinese patent application publication No. CN112006607A, a hand-held one-button dust-pouring suction box is disclosed. The dust catcher among the above-mentioned patent scheme, its common point is that the air outlet is close to the handle, is located the machine rear portion, and wind directly discharges behind the motor, and the wind channel is short and the air outlet is close to the user, no matter be absolute noise (acoustic power) or relative noise (sound pressure level), all can be than higher.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, one of the technical problems to be solved by the utility model is to provide a handheld dust collector host structure.

In order to solve the above problems, the present invention provides a handheld vacuum cleaner main body structure, comprising: the vacuum cleaner comprises a vacuum cleaner shell, wherein an air inlet duct, an installation cavity and an air outlet duct are arranged in the vacuum cleaner shell, the installation cavity is communicated with the air outlet duct, the installation cavity is positioned on the upper side or the lower side of the air outlet duct, and a plurality of air outlets are formed in the vacuum cleaner shell; the dust collecting device is detachably connected with the dust collector shell, the air inlet duct is communicated with the mounting cavity through an internal duct of the dust collecting device, and a filtering component is arranged on the internal duct of the dust collecting device; the suction generating unit is arranged in the mounting cavity, is suitable for generating suction to drive gas to flow into the air inlet duct, the internal cavity of the dust collecting device, the mounting cavity and the suction generating unit and flow through the air outlet duct to be discharged from the air outlet; the air outlet duct is divided into two parts by a partition board, namely a first air duct and a second air duct, the air outlet is communicated with the second air duct, and gas exhausted by the suction generation unit sequentially flows through the first air duct, the partition board and the second air duct and is discharged from the air outlet.

After adopting above-mentioned structure, remove the air outlet among the prior art to one side of suction generating unit from the rear portion of suction generating unit to divide into two parts through a baffle with the air-out wind channel, prolonged the route that the air flows, slowed down the velocity of flow of air-out air current, reduced the noise when the product moves.

Optionally, the outlet air at one side or both sides of the partition plate flows to the HEPA, and the filtered HEPA is located in the air flow path from the first air duct to the second air duct.

Optionally, the first air duct is obliquely arranged, and an acute angle is formed between one side of the first air duct, which faces the first air duct, and the vertical plane; the slope setting in first wind channel can guarantee that the air-out is smooth and easy, reduces wind and makes an uproar, has the wind-guiding effect simultaneously, lets the wind direction get into second wind channel position.

Optionally, an included angle between one side of the first air duct, which faces the partition plate, and the vertical plane is 10-30 degrees; the air duct of the first air duct is conveniently prolonged, and the air outlet of the first air duct is led out towards the second air duct.

Optionally, a power supply unit accommodating cavity of the suction generating unit is communicated with the second air duct; the chamber that holds that is used for placing power supply unit among the prior art is mostly spaced apart with the air-out wind channel, holds chamber and second wind channel intercommunication with power supply unit in this application, can further prolong the gas flow path in air-out wind channel, can also carry out the heat dissipation for power supply unit.

Optionally, the air outlet includes a first air outlet and a second air outlet, the first air outlet is disposed on one side or two side walls of the vacuum cleaner housing, and the second air outlet is disposed on a wall surface of the power supply unit accommodating cavity; the arrangement prolongs the air flow path of the air outlet duct.

Optionally, soundproof cotton is arranged in the second air duct, and covers the inner side wall of the first air outlet; the arrangement of the soundproof cotton can further reduce wind noise.

Optionally, a holding portion is arranged on the cleaner housing, the holding portion is located on one side of the power supply unit accommodating cavity, and the second air outlet is arranged on a side wall, far away from the holding portion, of the power supply unit accommodating cavity; the arrangement avoids the air-out direct blowing user.

Optionally, the air inlet end of the first air duct faces the air outlet position of the suction force generation unit.

The second technical problem to be solved by the present invention is to provide a vacuum cleaner, which employs the above-mentioned handheld vacuum cleaner main body structure.

The utility model provides a dust catcher, is including blowing suction pipe unit and the aforesaid arbitrary hand-held type dust catcher host structure, blow suction pipe unit tail end with air inlet duct cooperation is connected in the hand-held type dust catcher host structure, works as when hand-held type dust catcher host structure is in dust absorption state, blow suction pipe unit head end and carry out the dust absorption function, works as when hand-held type dust catcher host structure is in the state of blowing, blow suction pipe unit head end and carry out the function of blowing.

Drawings

FIG. 1 is a schematic view of a handheld vacuum cleaner main body according to an embodiment of the present invention;

FIG. 2 is a bottom view of the hand-held cleaner body in accordance with an embodiment of the present invention;

FIG. 3 is a half sectional view of a main body of a hand-held cleaner in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of a vacuum cleaner housing according to an embodiment of the present invention;

FIG. 5 is a half sectional view of a vacuum cleaner housing in an embodiment of the present invention;

FIG. 6 is a schematic view of the dust collector of the embodiment of the present invention;

FIG. 7 is a half sectional view of a dust collecting apparatus according to an embodiment of the present invention;

fig. 8 is an exploded view of a dust collector in an embodiment of the present invention.

Description of reference numerals:

10. a cleaner housing; 20. a dust collecting device; 30. a suction force generation unit; 40. an air outlet duct;

11. an air inlet duct; 12. a grip portion; 13. a release button; 14. a first air outlet; 15. a power supply unit; 16. a second air outlet; 17. connecting holes; 18. a mounting cavity;

111. an air inlet; 112. an air inlet outlet;

21. a dust cup; 22. a filter assembly; 23. filtering the sponge; 24. sealing the end; 25. locking; 26. the air guide connecting pipe;

41. a first air duct; 42. a partition plate; 43. a second air duct; 44. the outlet air flows to the HEPA; 45. an air inlet grille; 46. sound insulation cotton; 47. the power supply unit accommodates the cavity.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

In the present embodiment, directional designations relating to "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on fig. 1. For example, the air inlet 111 is located at the front end of the cleaner case 10, the release button 13 is disposed at the upper side of the cleaner case 10, the power supply part 15 is disposed at the lower side of the cleaner case 10, and the first air outlet 14 is disposed at both sides of the cleaner case 10.

Example 1

Referring to fig. 1 and 2, the present embodiment provides a handheld vacuum cleaner main body structure, including: the vacuum cleaner comprises a cleaner shell 10, wherein an air inlet duct 11, a mounting cavity 18 and an air outlet duct 40 are arranged in the cleaner shell 10, the mounting cavity 18 is communicated with the air outlet duct 40, the mounting cavity 18 is positioned on the upper side or the lower side of the air outlet duct 40, and a plurality of air outlets are formed in the cleaner shell 10; the dust collecting device 20 is detachably connected with the dust collector shell 10, the air inlet duct 11 is communicated with the installation cavity 18 through an internal cavity of the dust collecting device 20, and a filter assembly 22 is arranged on the internal cavity of the dust collecting device 20; a suction generating unit 30, wherein the suction generating unit 30 is disposed in the installation cavity 18 and adapted to generate suction to drive air to flow into the air inlet duct 11, the internal duct of the dust collecting device 20, the installation cavity 18 and the suction generating unit 30, and to flow through the air outlet duct 40 to be discharged from the air outlet; the air outlet duct 40 is divided into two parts, namely a first air duct 41 and a second air duct 43, by a partition plate 42, the air outlet is communicated with the second air duct 43, and the air discharged by the suction force generating unit 30 flows through the first air duct 41, the partition plate 42 and the second air duct 43 in sequence and is discharged from the air outlet.

Further, in the present embodiment, the cleaner case 10 is also provided with a power supply portion 15.

Further, as shown in fig. 4, the air inlet duct 11 is formed by extending the dust collector housing 10 forward, the front end of the air inlet duct 11 is an air inlet 111, an air inlet outlet 112 is disposed on the air inlet duct 11, and the air inlet outlet 112 is disposed upward.

Further, a coupling hole 17 is provided in the cleaner case 10, and the coupling hole 17 is located at a front end of the mounting chamber 18 and communicates with the mounting chamber 18. Referring to fig. 3, in this embodiment, the air inlet end of the suction force generation unit 30 is hermetically connected to the connection hole 17, and the air outlet end of the suction force generation unit 30 is located in the installation cavity 18.

Further, as shown in fig. 6, 7 and 8, in the present embodiment, the dust collecting device 20 includes a dust cup 21 and a filter assembly 22, and the dust cup 21 has a horizontal approximately cylindrical structure. The dust cup 21 is provided with an air guide connecting pipe 26 matched with the air inlet 112, the rear end of the dust cup 21 is a sealing end 24, and an air outlet of the internal cavity of the dust cup 21 is positioned on the sealing end 24.

Furthermore, a release button 13 and a buckle are arranged on the dust collector shell 10, a buckle 25 matched with the buckle is arranged on the dust cup 21, the release button 13 is in transmission connection with the buckle, when the dust collecting device 20 is fixedly connected with the dust collector shell 10, the buckle is in clamping connection with the buckle 25, a sealing end 24 of the dust cup 21 is in sealing connection with the dust collector shell 10, an air outlet of an inner cavity of the dust cup 21 is communicated with the connecting hole 17, and an air guide connecting pipe 26 is communicated with the air inlet outlet 112. When the release button 13 is pressed, the catch is disconnected from the catch 25 to detachably connect the dirt cup 21 to the cleaner housing 10.

Further, in the present embodiment, the filter assembly 22 includes a metal filter, and after the airflow flows into the dust cup 21, the dirt in the airflow is retained inside the dust cup 21 by the metal filter. In this embodiment, a filtering sponge 23 is further disposed in the internal cavity between the metal filtering net and the sealing end 24, and the filtering sponge 23 is used for screening impurities in the gas.

Furthermore, in another embodiment, a filtering sponge 23 and a filtering hypaeta are further arranged in the internal cavity between the metal filtering net and the sealing end 24, and the filtering sponge 23 and the filtering hypaea are used for screening impurities in the gas.

Specifically, the air outlet on one side or both sides of the partition plate 42 flows to the HEPA 44, and the filtered HEPA is located in the air flow path from the first air duct 41 to the second air duct 43.

Further, in the present embodiment, the filtered hpa is disposed at the front side of the partition plate 42, and the outlet air flows to the hpa 44 to filter the air for the second time.

Specifically, referring to fig. 5, the first air duct 41 is disposed obliquely, and an acute angle is formed between one side of the first air duct 41 facing the first air duct 41 and the vertical plane.

Further, in this embodiment, the first air duct 41 is inclined to ensure smooth air outlet and reduce air noise, and has a wind guiding function to guide the air into the second air duct 43.

Furthermore, in the present embodiment, the outlet air flow direction is inclined toward the first air duct 41 and the hepa 44.

Specifically, the included angle between the side of the first air duct 41 facing the partition plate 42 and the vertical plane is 10-30 °.

Further, in the present embodiment, the included angle between the side surface of the first air duct 41 facing the partition plate 42 and the vertical surface is 30 °.

Specifically, the power supply unit accommodating chamber 47 of the suction force generation unit 30 communicates with the second air duct 43.

Further, the power supply unit is a battery pack, which is composed of six batteries. The power supply unit of the suction force generation unit 30 not only supplies power to the suction force generation unit 30, but also supplies power to the electrical appliances in the whole cleaner.

Further, in the present embodiment, the power supply unit is fixedly installed in the cleaner case 10. The power supply unit accommodating chamber 47 is a part of the inside of the cleaner case 10.

Further, in another embodiment, the power supply unit is detachably and hermetically connected to the cleaner housing 10, thereby achieving the sealing communication between the power supply unit accommodating chamber 47 and the second air duct 43.

Specifically, the air outlets include a first air outlet 14 and a second air outlet 16, the first air outlet 14 is disposed on one side or two side walls of the vacuum cleaner casing 10, and the second air outlet 16 is disposed on a wall surface of the power supply unit accommodating cavity 47.

Further, as shown in fig. 2, 4 and 5, in the present embodiment, the air outlets include a first air outlet 14 and a second air outlet 16, the first air outlet 14 is disposed on two side walls of the cleaner housing 10, and the second air outlet 16 is disposed on a wall surface of the power supply unit accommodating cavity 47.

Specifically, soundproof cotton 46 is arranged in the second air duct 43, and the soundproof cotton 46 covers the inner side wall of the first air outlet 14.

Further, the soundproof cotton 46 can effectively suppress the echo of the airflow.

Specifically, a holding portion 12 is disposed on the cleaner housing 10, the holding portion 12 is located on one side of the power supply unit accommodating cavity 47, and the second air outlet 16 is disposed on a side wall of the power supply unit accommodating cavity 47, which is far away from the holding portion 12.

As shown in fig. 5, in the present embodiment, the second air outlet 16 is disposed on the bottom surface of the cleaner housing 10.

Specifically, the air inlet end of the first air duct 41 faces the air outlet position of the suction force generation unit 30.

Furthermore, in the present embodiment, the installation cavity 18 is communicated with the first air duct 41 through an air inlet grille 45, and the air inlet grille 45 is used as an air inlet end of the first air duct 41 and is also an air outlet end of the installation cavity 18.

Example 2

This embodiment provides a dust catcher, including blowing straw unit and the hand-held type dust catcher host structure in embodiment 1, blow straw unit tail end with air inlet duct 11 cooperation is connected in the hand-held type dust catcher host structure, works as when hand-held type dust catcher host structure is in the dust absorption state, blow the straw unit head end and carry out the dust absorption function, works as when hand-held type dust catcher host structure is in the state of blowing, blow the straw unit head end and carry out the function of blowing.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims (10)

1. A main body structure of a handheld dust collector is characterized by comprising:

the air conditioner comprises a dust collector shell (10), wherein an air inlet duct (11), a mounting cavity (18) and an air outlet duct (40) are arranged in the dust collector shell (10), the mounting cavity (18) is communicated with the air outlet duct (40), the mounting cavity (18) is positioned on the upper side or the lower side of the air outlet duct (40), and a plurality of air outlets are formed in the dust collector shell (10);

the dust collecting device (20) is detachably connected with the dust collector shell (10), the air inlet duct (11) is communicated with the mounting cavity (18) through an internal cavity of the dust collecting device (20), and a filtering component (22) is arranged on the internal cavity of the dust collecting device (20);

a suction generating unit (30), wherein the suction generating unit (30) is arranged in the installation cavity (18) and is suitable for generating suction to drive air to flow into the air inlet duct (11), the internal duct of the dust collecting device (20), the installation cavity (18) and the suction generating unit (30) and to flow through the air outlet duct (40) to be discharged from the air outlet;

the air outlet duct (40) is divided into two parts, namely a first air duct (41) and a second air duct (43), by a partition plate (42), the air outlet is communicated with the second air duct (43), and gas exhausted by the suction force generating unit (30) sequentially flows through the first air duct (41), the partition plate (42) and the second air duct (43) and is exhausted from the air outlet.

2. A structure of a main body of a hand-held cleaner as claimed in claim 1, wherein: the air outlet on one side or two sides of the partition plate (42) flows to the HEPA (44), and the filtered HEPA is positioned in the air flow path from the first air duct (41) to the second air duct (43).

3. A main body structure of a hand-held cleaner according to claim 2, wherein: the first air duct (41) is obliquely arranged, and an acute angle is formed between one side of the first air duct (41) facing the first air duct (41) and the vertical plane.

4. A main body structure of a hand-held cleaner according to claim 3, wherein: the included angle between one side of the first air duct (41) facing the partition plate (42) and a vertical plane is 10-30 degrees.

5. A main body structure of a hand-held cleaner according to claim 2 or 3, wherein: and a power supply unit accommodating cavity (47) of the suction force generation unit (30) is communicated with the second air duct (43).

6. A structure of a main body of a hand-held cleaner according to claim 5, wherein: the air outlet comprises a first air outlet (14) and a second air outlet (16), the first air outlet (14) is arranged on one side or two side walls of the dust collector shell (10), and the second air outlet (16) is arranged on the wall surface of the power supply unit accommodating cavity (47).

7. The structure of a main body of a hand-held cleaner according to claim 6, wherein: soundproof cotton (46) is arranged in the second air duct (43), and the soundproof cotton (46) covers the inner side wall of the first air outlet (14).

8. The structure of a main body of a hand-held cleaner according to claim 6, wherein: the vacuum cleaner is characterized in that a holding part (12) is arranged on the vacuum cleaner shell (10), the holding part (12) is located on one side of the power supply unit accommodating cavity (47), and the second air outlet (16) is formed in the side wall, far away from the holding part (12), of the power supply unit accommodating cavity (47).

9. A main body structure of a hand-held cleaner according to claim 1, wherein: the air inlet end of the first air duct (41) faces the air outlet position of the suction force generation unit (30).

10. A kind of dust collector, characterized by: the handheld dust collector main structure comprises a blowing and sucking pipe unit and the handheld dust collector main structure according to any one of claims 1 to 9, wherein the tail end of the blowing and sucking pipe unit is matched and connected with an air inlet duct (11) in the handheld dust collector main structure, when the handheld dust collector main structure is in a dust collection state, the head end of the blowing and sucking pipe unit executes a dust collection function, and when the handheld dust collector main structure is in a blowing state, the head end of the blowing and sucking pipe unit executes a blowing function.

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