CN212037371U - Hand-held vacuum cleaner - Google Patents

Abstract

The utility model relates to a handheld dust catcher, including the main part, be connected with the main part and be used for the portion of gripping that grips and be used for the power supply portion for the main part power supply, the main part is including the casing that has first air intake and first air outlet, the actuating mechanism of setting in the casing, and be used for the dirt gas separating mechanism with the dirt gas separation under actuating mechanism's drive, actuating mechanism is including the motor that has second air intake and second air outlet, handheld dust catcher still includes and is close to first air intake and/or the setting of second air intake and is used for filterable air inlet sea handkerchief, and be close to the setting of second air outlet and be used for filterable air-out sea handkerchief. By redesigning the layout of each part of the handheld dust collector, the gravity center of the whole dust collector is lower, the structure is compact, the use is convenient, the burden of a user is lightened, and the safety and the operability of the handheld dust collector are improved; the air inlet HEPA and the air outlet HEPA are arranged, so that the filtering effect is further improved.

Description

Hand-held vacuum cleaner

Technical Field

The utility model belongs to the technical field of domestic appliance and specifically relates to a handheld dust catcher is related to.

Background

With the continuous improvement of the living standard of people, the dust collector as a tool for sanitary cleaning becomes an essential electric appliance in the daily life field of people. The wireless handheld dust collector has the advantages of small size, convenience in carrying and use and the like due to the battery, and is more suitable for cleaning smaller space, so that the wireless handheld dust collector is popular. When the handheld dust collector is used, an operator often needs to hold the handle with hands to move, lift and the like the whole machine, because the handheld dust collector integrates parts such as a motor, a dust-air separation device and the like at the place operated by hands, if the layout of the whole machine of the handheld dust collector is improper, the manual operation of the handheld dust collector can lead to the labor waste of the operator when the handheld dust collector is used, the operation is inconvenient, and meanwhile, the performance of the dust collector can also be influenced, so that the layout of the whole machine is very important for the handheld dust collector. In addition, the existing handheld dust collector has more production and assembly processes and low efficiency due to the complex internal structure and complicated circuit, and the filtering effect is not ideal in the daily use process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structural configuration is reasonable and handheld dust catcher that filtration efficiency is high.

In order to achieve the above purpose, the utility model provides a following technical scheme: a handheld dust collector comprises a main body part, a holding part and a power supply part, wherein the holding part is connected with the main body part and used for holding the main body part, the power supply part is used for supplying power to the main body part, the main body part comprises a shell with a first air inlet and a first air outlet, a driving mechanism arranged in the shell and a dust-air separating mechanism driven by the driving mechanism and used for separating dust from air, and the driving mechanism comprises a motor with a second air inlet and a second air outlet; the handheld dust collector further comprises an air inlet sea handkerchief which is arranged close to the first air inlet and/or the second air inlet and used for filtering, and an air outlet sea handkerchief which is arranged close to the second air outlet and used for filtering.

Further, the main body part further comprises an extension section connected with the holding part, the extension section is arranged on one side of the driving mechanism and communicated with the shell, and the first air outlet is arranged on the extension section.

Furthermore, the main body part further comprises a detection mechanism arranged on one side of the driving mechanism, and the detection mechanism is used for detecting whether the air-out HEPA is not installed.

Further, the detection mechanism is a mechanical sensor or an electronic sensor.

Further, the driving mechanism further comprises an air outlet piece outside the motor, and the air outlet HEPA is detachably arranged between the motor and the air outlet piece.

Further, the air-out HEPA is detachably arranged in the extension section.

Further, the air inlet HEPA is arranged between the dust-air separation mechanism and the driving mechanism.

Furthermore, in the height direction of the handheld dust collector, the second air inlet is located below the bottom of the extension section or is flush with the bottom of the extension section.

Further, the main body part further comprises a butt joint piece detachably connected with the target object, and the butt joint piece is connected with the shell and is vertically arranged.

Furthermore, the handheld dust collector also comprises a negative pressure assembly connected with the driving mechanism, and the negative pressure assembly is driven by the driving mechanism to operate so that external air flows into the shell from the first air inlet and flows out of the shell from the first air outlet.

The beneficial effects of the utility model reside in that: the utility model has the advantages that each part of the hand-held dust collector is redesigned and distributed, so that the gravity center of the whole dust collector is lower, the structure is compact, and the use is convenient, thereby lightening the burden of a user and improving the safety and the operability of the hand-held dust collector; the air inlet HEPA and the air outlet HEPA are arranged, so that the filtering effect is further improved.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a handheld vacuum cleaner according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of the hand-held cleaner of FIG. 1;

FIG. 3 is a cross-sectional view of a portion of the hand-held cleaner of FIG. 1;

FIG. 4 is a schematic diagram of the motor, the second filter and the secondary cyclone separator of FIG. 1;

fig. 5 is a schematic view of the motor, the second filter and the secondary cyclone separator of fig. 1 in another direction.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the mechanism or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, a handheld vacuum cleaner according to an embodiment of the present invention includes a main body 1, a holding portion 2 connected to the main body 1 for holding, and a power supply portion 3 for supplying power to the main body 1. In this embodiment, the direction of arrow a in fig. 1 is defined as the forward direction, and the direction of arrow b in fig. 1 is defined as the upward direction.

Referring to fig. 2, the main body 1 includes a housing 11 having a first air inlet 111 and a first air outlet 112, a driving mechanism 12 disposed in the housing 11, a dust-air separating mechanism 13 driven by the driving mechanism 12 for separating dust and air, a guiding element 14 disposed near the first air inlet 111 for guiding the dust and air to the dust-air separating mechanism 13, a docking element 15 detachably connected to the object, and an extending section 4 connected to the holding portion 2. The driving mechanism 12 is activated to let the dust and air enter from the first air inlet 111, filtered by the dust and air separating mechanism 13, and then discharged to the first air outlet 112 through the driving mechanism 12. Referring to fig. 4, in the height direction of the handheld vacuum cleaner, the driving mechanism 12 has a first axis c, and the dust-air separating mechanism 13 has a second axis d, and the first axis c overlaps with the second axis d.

The docking member 15 has a hollow cylindrical structure and is disposed at the front side of the housing 11, and the docking member 15 is connected to the housing 11 and is disposed vertically in order to simplify the manufacturing process and the appearance. Indeed, in other embodiments, the angle at which the docking member 15 is connected to the housing 11 may be other, and is not specifically limited herein, depending on the actual situation. Wherein, the first air inlet 111 is arranged on the butt piece 15. The target objects are tools for assisting the handheld dust collector, such as a floor brush, a suction tube and the like, and are replaced according to different practical application scenes, so that the versatility of the handheld dust collector is improved. One end of the flow guiding member 14 is disposed on the inner wall of the abutting member 15 near one side of the housing 11, and the other end extends into the housing 11, so as to guide the dust and air flowing from the first air inlet 111 to the dust and air separating mechanism 13. More specifically, the baffle member 14 is disposed in the first air inlet 111 in an inclined manner. Indeed, in other embodiments, the flow guiding element 14 may be disposed in the first air inlet 111 or in the housing 11 at other angles, as long as the flow guiding element is close to the first air inlet 111 to guide the dust and air to the dust and air separating mechanism 13, which is not specifically limited herein, depending on the actual situation.

The housing 11 includes a first housing 113 enclosing the driving mechanism 12 and a second housing 114 detachably connected to the first housing 113, and the dust-air separating mechanism 13 is disposed in the second housing 114. The extending section 4 is disposed at one side of the driving mechanism 12 and is communicated with the housing 11, specifically, the extending section 4 is communicated with the first housing 113, and the extending section 4 and the first air inlet 111 are disposed at two sides of the housing 11 opposite to each other. The first air outlet 112 may be disposed on the first casing 113 or on the extension section 4. When the first air outlet 112 is disposed on the extension section 4, the first air inlet 111 and the first air outlet 112 of the housing 11 are communicated and disposed opposite to each other, and at this time, in order to avoid the airflow of the first air outlet 112 directly blowing to the human body, so as to reduce the user experience, the first air outlet 112 is disposed on the side surface of the extension section 4. Indeed, the first air outlet 112 may also be disposed on the bottom surface of the extension section 4 or other positions, which are not specifically limited herein, depending on the actual situation. When the first air outlet 112 is disposed on the first casing 113, the first air outlet 112 can be disposed on the upper portion of the first casing 113, so that the volume of the handheld vacuum cleaner can be reduced, the whole handheld vacuum cleaner is lighter and smaller, and the use feeling of a user is improved. Similarly, in order to avoid the airflow of the first air outlet 112 directly blowing to the human body, the first air outlet 112 is disposed at the upper portion of the first casing 113, and the first air outlet 112 is disposed obliquely with respect to the upper portion of the casing 11, so that the filtered dust and air is discharged obliquely upward. Alternatively, the first air outlet 112 may be disposed at a side portion of the first casing 113, so that the filtered dust and air is discharged in a circumferential direction.

The holding part 2 is provided with a press switch 21 and a finger baffle 22 arranged below the press switch 21, the press switch 21 is used for driving the driving mechanism 12 to be switched between on and off, the press switch 21 is positioned on the front end surface of the holding part 2 and can be pressed and operated by a forefinger of a single hand when an operator controls the holding part 2 by the single hand, and the press switch 21 is arranged in a mode that the operator can completely realize the single-hand operation when the operator uses the handheld dust collector. In the embodiment, the holding portion 2 is located below the extension section 4 to facilitate the operation, but in other embodiments, the holding portion 2 may be disposed at other positions of the main body portion 1, and is not particularly limited herein, depending on the actual situation. The axis of the first air inlet 111 is located below the finger baffle 22, that is, the axis of the first air inlet 111 is located below the push switch 21, so that when the handheld dust collector is operated by a single hand, the handheld dust collector can be stable, and the use comfort of an operator is improved. In the present embodiment, the extension section 4 and the grip portion 2 are integrally formed for simplifying the manufacturing process, but in other embodiments, the extension section 4 and the grip portion 2 may be separately formed and then bonded, spliced, welded, or the like.

Referring to fig. 3, the power supply portion 3 may be a power line or a battery pack for externally connecting to the commercial power. In this embodiment, the power supply unit 3 is a battery pack (not shown). The battery pack includes a battery compartment 31 provided below the grip portion 2 and a plurality of battery cells 32 arranged in the battery compartment 31 in a substantially lateral direction, and the battery compartment 31 is provided integrally with the grip portion 2. Indeed, in other embodiments, the battery compartment 31 may be detachably connected to the holding portion 2, and is not limited herein, as the case may be. In order to facilitate replacement of the battery cell 32, a battery cover (not shown) that can be turned over with respect to the battery compartment 31 to close or open the battery compartment 31 is provided outside the battery compartment 31. Indeed, in other embodiments, the power supply portion 3 may be a power cord, but the length of the power cord is limited such that the handheld cleaner is limited in distance during use. The grip portion 2 has a hollow structure, and control connection lines (not shown) for connecting the power supply portion 3 and the push switch 21 are housed inside the handle 11. The power supply part 3 and the press switch 21 are arranged near the holding part 2, so that wiring is convenient, and the whole structure of the handheld dust collector is compact.

The dust-air separating mechanism 13 is disposed in the second housing 114, and the first air inlet 111 is disposed at one side of the dust-air separating mechanism 13 to filter the dust air. The dust-gas separating mechanism 13 includes a cyclone separating assembly and a dust collecting assembly connected to the cyclone separating assembly. The cyclone assembly for centrifugally operating the dust and gas introduced into the second housing 114 to perform dust and gas separation includes a cyclone device 131. The dust collecting assembly is used for collecting the solid dust and other garbage separated from the dust and air, and includes a first dust collector 132 surrounded by the second housing 114.

The second casing 114 is substantially a hollow cylinder with one open end, and the casing 11 further includes a cover 115 disposed on the second casing 114, where the cover 115 is used to open or close the second casing 114. A button 1151 for controlling the opening or closing of the second housing 114 is further provided on a side wall of the second housing 114, and the cover 115 can be detached from the second housing 114 by pressing the button 1151. When the hand-held cleaner is used, the cover 115 is installed such that the second housing 114 is a closed space having a cup bottom to form the first dust container 132, and dust separated by the dust air entering the second housing 114 from the first air inlet 111 around the cyclone separation device 131 falls and is contained in the first dust container 132. When the dust in the first dust container 132 is excessive, the button 1151 is pressed to remove the cover 115, so that the dust can be removed. The connection between the button 1151 and the second housing 114 and the cover 115 is conventional and will not be described herein.

The cyclonic separating apparatus 131 comprises a primary cyclone 1311 and a secondary cyclone 1312 provided within the primary cyclone 1311. The dust and air enters the second housing 114 from the first air inlet 111 and is subjected to primary cyclone separation between the primary cyclone 1311, and then enters the secondary cyclone 1312 through the primary cyclone 1311 for secondary cyclone separation. The primary cyclone 1311 is substantially cylindrical, and the primary cyclone 1311 is provided with a plurality of air inlet holes 1313 for air inlet, and the air inlet holes 1313 are uniformly arranged on the primary cyclone 1311. The secondary cyclone 1312 is arranged in the primary cyclone 1311, the secondary cyclone 1312 is a hollow cone with the outer diameter narrowing in the direction close to the cover 115, one end of the secondary cyclone 1312 close to the cover 115 forms the second dust collector 133 in the dust collection assembly, and the bottom of the second dust collector 133 is abutted against the cover 115. The dust separated by the secondary cyclone 1312 drops into the second dust container 133, and as such, the second dust container 133 can be cleaned by opening the cover 115, similar to the first dust container 132. Referring to fig. 5, the upper end of the secondary cyclone 1312 is provided with an air outlet 1314 for introducing the separated dust and air into the driving mechanism 12.

The main body portion 1 is further provided with a negative pressure assembly (not shown) capable of generating negative pressure, the negative pressure assembly is connected with the driving mechanism 12, and the driving mechanism 12 is started to drive the negative pressure assembly to start so as to form negative pressure, so that external air flow can enter from the first air inlet 111 and then flow to the outside of the housing 11 through the first air outlet 112. The dust and air enters the second casing 114 from the first air inlet 111, can perform primary cyclone separation between the primary cyclone 1311 and the second casing 114 under the action of negative pressure of dust suction, and then enters between the primary cyclone 1311 and the secondary cyclone 1312. At this time, coarse dust (i.e., trash such as dust with large particles) in the dust gas may be primarily separated by centrifugation, and the coarse dust falls into the first dust collector 132, and then the primarily separated dust gas enters the secondary cyclone 1312, where the secondary cyclone is performed in the secondary cyclone 1312. At this time, the finer dust in the dust air can be separated by the centrifugal force, the finer dust falls into the second dust collector 133, and finally the dust air enters the driving mechanism 12 from the air outlet hole 1314. Therefore, the dust and gas can be separated for a plurality of times through the cyclone separation device 131, and the separation effect is effectively improved. The negative pressure component is a fan or other conventional structure, which is not described herein. In other embodiments, the cyclone separation device 131 may have a multi-stage cyclone structure, which is not limited to a two-stage cyclone structure, that is, in the flow direction of the dust and air, the cyclone chamber for cyclone separation includes multiple cyclone chambers connected in sequence, so as to improve the dust removal effect.

Optionally, secondary cyclone 1312 is removably connected to primary cyclone 1311. For example, the secondary cyclone 1312 and the primary cyclone 1311 may be connected by a snap-fit structure or the like. Therefore, the processing technology of the cyclone separation device 131 can be simplified, and the secondary cyclone 1312 can be conveniently disassembled, so that the secondary cyclone 1312 can be conveniently disassembled to be replaced, cleaned and the like, and the assembly efficiency of the cyclone separation device 131 can be improved.

As mentioned above, the first air outlet 112 is disposed on the top of the first casing 113 or on the extension section 4, so that the dust and air can pass through the driving mechanism 12. In order to prevent dust from entering the driving mechanism 12 from the dust-air separating mechanism 13 to affect the driving mechanism 12, in the present embodiment, the handheld vacuum cleaner further includes an air inlet handkerchief 124 disposed between the dust-air separating mechanism 13 and the driving mechanism 12. In order to optimize the filtering effect of the intake air hpa 124, the intake air hpa 124 is disposed perpendicular to the first axis c. Indeed, in other embodiments, the inlet air hpa 124 may be disposed at other angles with respect to the first axis c, which is not limited herein, according to the actual situation. The air intake hypa 124 may also be other filter elements such as filter cotton or filter paper, etc., and is not specifically limited herein, depending on the actual situation.

Or, the intake-air hpa 124 may also be disposed near the first intake opening 111, which may also perform a filtering function, but the installation method may damage the intake-air hpa 124 due to the larger objects in the dust and air, thereby reducing the service life of the intake-air hpa 124.

Referring to fig. 2 to 4, the driving mechanism 12 includes a motor 121 having a second air inlet 1211 and a second air outlet 1212, and an air outlet 123 disposed at an outer periphery of the motor 121. The second air inlet 1211 is communicated with the first air inlet 111 and the air outlet 1314 of the secondary cyclone 1312, the second air outlet 1212 is communicated with the first air outlet 112, the central axis of the motor 121 is perpendicular to the central axis of the first air inlet 111, the second air inlet 1211 is disposed at the bottom of the motor 121, and the second air outlet 1212 is disposed at the side of the motor 121. In the height direction of the handheld vacuum cleaner, the second air inlet 1211 is located below the bottom of the extending section 4 or is flush with the bottom of the extending section 4, so as to lower the center of gravity of the handheld vacuum cleaner and make the structural layout more reasonable. The air outlet member 123 is provided with a plurality of air outlet holes 1231 for discharging air, and the air outlet holes 1231 are uniformly arranged on the air outlet member 123, so that the separated dust and air flowing out from the second air outlet 1212 of the motor 121 can flow out from the circumference of the motor 121 uniformly.

In order to make the airflow at the first outlet 112 cleaner and improve the air quality of the home environment, the handheld vacuum cleaner further includes an air-out HEPA 122 disposed between the motor 121 and the air-out member 123. The air-out hepa 122 is disposed around the outside of the motor 121, that is, disposed near the second air outlet 1212, so that the air flow flowing out from the second air outlet 1212 is filtered again through the air-out hepa 122. Optionally, the air outlet hepa 122 is detachably disposed between the motor 121 and the air outlet member 123. The air-out hepa 122 is symmetrically or asymmetrically arranged along the first axis c to have a regular shape or an irregular shape, which is not specifically limited herein and is determined according to the actual situation. Wherein, the wind-out HEPA 122 at least surrounds the second wind outlet 1212. In this embodiment, the air-out hepa 122 sets up around motor 121 a week for motor 121's air-out filter area is bigger, has increased the air output, has reduced the noise of air-out. Indeed, the wind-out hepa 122 may also be detachably disposed in the extension section 4, and the diameter of the wind-out hepa 122 is equal to that of the extension section 4, so as to better filter the dust and air. In other embodiments, the first filter 122 may also be another filtering structure to further separate the dust and impurities in the dust and air.

Indeed, in other embodiments, the wind outlet hepa 122 may be disposed in the extension section 4 when the first wind outlet 112 is disposed on the extension section 4. Specifically, the air-out hpa 122 is disposed near the first air outlet 112 or at the front side of the first air outlet 112. In order to replace the air outlet sea handkerchief 122 to prolong the service life of the handheld dust collector, the air outlet sea handkerchief 122 is detachably arranged in the extension section 4, and the air outlet sea handkerchief 122 is detachably connected with the extension section 4 in a clamping manner or other manners.

The main body 1 further includes a detection mechanism (not shown) disposed on one side of the driving mechanism 12, the detection mechanism is disposed near the air-out hpa 122, and the detection mechanism is configured to detect whether the air-out hpa 122 is missing. The detection mechanism is a mechanical sensor or an electronic sensor, and is disposed on the air outlet member 123 or the motor 121, and indeed, the air outlet member 123 and the motor 121 may both be disposed with the detection mechanism. After the whole machine is installed, if the air-out HEPA 122 is not installed, the machine cannot be started, so that the user is prevented from forgetting to install the air-out HEPA 122 after being disassembled.

In this embodiment, the handheld dust collector can be dismantled the separation around whole, and the portion of gripping 2 can be dismantled with extension section 4 and be connected, dismantles the back around, can remove the air-out hpa 122 that sets up in extension section 4 forward and take out. As mentioned above, the holding portion 2 and the extension section 4 can be integrally formed. The main body 1 is vertically detachable, the dust-air separating mechanism 13 and the driving mechanism 12 are detachably disposed except the first housing 113 and the second housing 114, when the dust-air separating mechanism 13 is detached from the driving mechanism 12, the air-intake hepa 124 and the dust-air separating mechanism 13 are simultaneously separated from the driving mechanism 12, and then the air-intake hepa 124 is moved upward to separate the air-intake hepa 124 and the dust-air separating mechanism 13. When the air-out hepa 122 is disposed around the periphery of the motor 121, the air-out hepa 122 can be taken out downward from the periphery of the motor 121 after the dust-air separation mechanism 13 is removed.

When the hand-held vacuum cleaner is used, an operator starts the hand-held vacuum cleaner by using the push switch 21, dust and air enters the second housing 114 from the first air inlet 111, is filtered by the dust and air separating mechanism 13 through the air inlet hole 1313, is filtered by the second filter 124 from the air outlet hole 1314, enters the second air inlet 1211, passes through the driving mechanism 12, and is filtered by the first filter 122 from the second air outlet 1212 to be discharged to the first air outlet 112.

In summary, the utility model redesigns the layout of each component of the hand-held dust collector, so that the gravity center of the whole dust collector is lower, the structure is compact, and the use is convenient, thereby reducing the burden of the user and improving the safety and operability of the hand-held dust collector; the air inlet HEPA and the air outlet HEPA are arranged, so that the filtering effect is further improved.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A handheld dust collector is characterized by comprising a main body part, a holding part and a power supply part, wherein the holding part is connected with the main body part and used for holding the main body part, the power supply part is used for supplying power to the main body part, the main body part comprises a shell with a first air inlet and a first air outlet, a driving mechanism arranged in the shell and a dust-air separating mechanism driven by the driving mechanism and used for separating dust from air, and the driving mechanism comprises a motor with a second air inlet and a second air outlet; the handheld dust collector further comprises an air inlet sea handkerchief which is arranged close to the first air inlet and/or the second air inlet and used for filtering, and an air outlet sea handkerchief which is arranged close to the second air outlet and used for filtering.

2. The handheld vacuum cleaner of claim 1, wherein the main body further comprises an extension connected to the grip, the extension is disposed on a side of the driving mechanism and in communication with the housing, and the first air outlet is disposed on the extension.

3. The handheld vacuum cleaner of claim 2, wherein the main body further comprises a detection mechanism disposed at a side of the driving mechanism, and the detection mechanism is configured to detect whether the wind-out hpa is missing.

4. A hand-held cleaner according to claim 3, wherein the detection means is a mechanical sensor or an electronic sensor.

5. The hand-held cleaner of claim 3, wherein the drive mechanism further comprises an air outlet member outside the motor, the air outlet member being detachably disposed between the motor and the air outlet member.

6. The hand-held cleaner of claim 3, wherein the outlet HEPA is removably disposed within the extension.

7. The hand-held vacuum cleaner of claim 3, wherein the intake hepa is disposed between the dust-air separating mechanism and the drive mechanism.

8. The handheld vacuum cleaner of claim 7, wherein the second air inlet is located below or flush with the bottom of the extension section in the height direction of the handheld vacuum cleaner.

9. The hand-held cleaner of claim 2, wherein the main body portion further comprises a docking member removably coupled to the object, the docking member being coupled to the housing and disposed vertically.

10. The handheld vacuum cleaner of claim 1, further comprising a negative pressure assembly coupled to the drive mechanism, the negative pressure assembly being operable upon actuation of the drive mechanism to cause an external airflow to enter the housing from the first inlet port and flow out of the housing from the first outlet port.

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