CN209808201U - Hand-held cleaning device - Google Patents

Abstract

A hand-held cleaning appliance is provided that includes a housing having a longitudinally extending axis, the housing including a dirt-air separation assembly and a motor assembly. The housing further includes a pre-motor filter assembly located downstream of the dust-air separation assembly and upstream of the motor assembly in an airflow direction, and the pre-motor filter assembly is removably mounted in the housing, being removable or mountable in a direction substantially perpendicular to the longitudinally extending axis.

Description

Hand-held cleaning device

Technical Field

The utility model relates to a hand-held type cleaning device technical field, more specifically say, relate to a hand-held type cleaning device of filter assembly before motor with can outside demolish.

Background

When a dust collector or other small household electrical appliances are used in the whole machine, the performance of the machine is reduced due to the blockage of the filter element, and a user needs to disassemble and clean the machine frequently; the filter is often hidden in the machine, is not obvious enough, and is not easy to be found and cleaned by users (especially the users who use unfamiliar products for the first time), thereby causing complaints of the users.

The filter elements (HEPA) of the current mainstream dust collectors on the market are basically arranged in the machine. When the filter element needs to be cleaned or replaced, the external cover or other components of the machine need to be removed before the filter element can be seen. The filter element has the advantages of multiple disassembly actions during maintenance, low efficiency and inconvenience, and the structure ensures that the filter element is not easy to find by a user, so that the user can not visually perceive the filter element.

There are also dust collectors that can externally take up the filter element, but the filter element is taken up and down, and in such dust collectors, the filter element can only be located at the bottom of the machine body, so that the structural form is single and certain limitation is formed on the whole structure of the dust collector.

Therefore, a structure of the filter element capable of being taken from the outside is needed, and the user does not need to disassemble an external cover plate or other components, so that the filter element can be directly taken. The filter structure is arranged outside the machine, is relatively explicit and can be easily found by users. In addition, the filter element is taken in a drawer type outside side-taking mode, is novel and unique, has obvious identification degree and enriches the appearance of the product; is obviously different from the product which can partially take the filter element up and down.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drawer type filtering component, wherein, filter and take out from the lateral part of organism and clear up, filtering component's dismantlement direction substantially perpendicular to organism extending direction and filtering component are not in the bottom half. Through the utility model discloses a drawer type filtering component has solved and has filtered the piece and be difficult for discovering, dismantle the step many, tear the trouble problem of process open in the machine is inside, has greatly promoted user experience, and simultaneously, the dominant outward appearance and the side of filtering the piece have brought audio-visual perception for the user.

According to the utility model discloses a hand-held type cleaning device includes the organism, and the organism has the longitudinal extension axis, the organism includes dirt gas separation subassembly and motor element. The housing further includes a pre-motor filter assembly located downstream of the dust-air separation assembly and upstream of the motor assembly in an airflow direction, and the pre-motor filter assembly is removably mounted in the housing, being removable or mountable in a direction substantially perpendicular to the longitudinally extending axis.

According to a preferred embodiment of the present invention, the machine body is provided with a filter assembly accommodating portion for accommodating the filter assembly before the motor, and the mounting opening of the filter member accommodating portion is located between the upper side portion and the lower side portion of the machine body.

According to a preferred embodiment of the present invention, the mounting opening is provided at a left side portion or a right side portion of the machine body.

According to a preferred embodiment of the invention, the pre-motor filter assembly comprises a filter element and a support, the filter element being mounted in the support, with the support being mounted or dismounted together in a direction substantially perpendicular to the longitudinal extension axis.

According to a preferred embodiment of the invention, the support comprises a closure, a frame and a positioning mechanism, the closure forming part of the outer wall of the machine body, the frame accommodating the filter element, the positioning mechanism fixing the support in the filter assembly accommodation.

According to the utility model discloses a preferred embodiment, be provided with clamping mechanism on the inner wall of filtering component accommodation portion, clamping mechanism with the positioning mechanism cooperation of support forms buckle structure, with filtering component fixes to before the motor in the filtering component accommodation portion.

According to the utility model discloses a preferred embodiment, positioning mechanism is the pothook or has bellied shell fragment, clamping mechanism is screens board, draw-in groove or takes the notched shell fragment.

According to the utility model discloses a preferred embodiment, screens mechanism is including being located respectively two screens boards at installation open-ended both ends, two screens boards are followed the inner wall of filter component accommodation portion is inwards outstanding.

According to a preferred embodiment of the present invention, the hand-held cleaning device further comprises: the battery component is positioned below the rear end part of the machine body and used for supplying power to the handheld cleaning equipment; the handle assembly is connected to the machine body at one end and connected to the battery assembly at the other end and used for being held by a user; and the air inlet pipe assembly is positioned below the front end part of the machine body and used for introducing gas into the machine body.

According to a preferred embodiment of the present invention, the extension direction of the dust-gas separation assembly is parallel to or coincides with the extension direction of the motor assembly.

The utility model provides a new way and new idea for disassembling and taking filter pieces. The drawer type filter element can be taken out from the outside, is novel and unique, and has obvious identification compared with the mode of taking the filter element up and down; the filter element is high in outward-taking dominance degree, pain points of the filter element are not easy to find by a user, and performance reduction and abnormal working conditions caused by untimely cleaning of the filter element are effectively reduced; the filter disc can be directly taken out, so that the pain points of more disassembly actions and poor user experience are solved, and the disassembly can be completed in one step; after the filter element is taken out, the filter element can be directly washed and dried by water, or the soft filter element can be taken out from the filter element frame and then is deeply cleaned; the filter piece is added with an explicit functional block on the appearance, and the value sense of the product is increased.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Figure 1 is a perspective view of a hand-held cleaning appliance according to the present invention, showing its structure from obliquely above the hand-held cleaning appliance;

FIG. 2 is a perspective view of the hand held cleaning appliance as shown in FIG. 1, wherein the pre-motor filter assembly is withdrawn from the body of the hand held cleaning appliance;

FIG. 3 is a perspective view of the hand-held cleaning appliance shown in FIG. 2, with the filter element of the filter assembly separated from the filter element holder;

FIG. 4 illustrates a partial structure of a hand-held cleaning appliance according to the present invention, including a dirt and air separation assembly, a filter assembly receptacle, and a pre-motor filter assembly;

FIG. 5 is a right side view of the partial structure shown in FIG. 4;

fig. 6 is a view of a portion of the structure shown in fig. 4, with the filter assembly separated from the filter receiver before the motor;

FIG. 7 is the view of FIG. 5 without the pre-motor filter assembly;

FIG. 8 is a perspective view of a bracket of a pre-motor filter assembly of a hand-held cleaning appliance showing the configuration of the rear end of the bracket downstream with respect to the direction of airflow in accordance with the present invention;

FIG. 9 is a perspective view of a bracket of a pre-motor filter assembly of a handheld cleaning appliance showing the configuration of the front end of the bracket upstream with respect to the direction of airflow in accordance with the present invention;

FIG. 10 is a front view of a front motor filter assembly of a hand-held cleaning appliance according to the present invention;

FIG. 11 is a right side view of a front motor filter assembly of a hand-held cleaning appliance according to the present invention;

FIG. 12 is a rear view of a front motor filter assembly of a hand-held cleaning appliance according to the present invention;

figure 13 is a plan view of a filter element of a front motor filter assembly of a hand-held cleaning appliance according to the present invention;

figure 14 shows the internal structure of the filter assembly housing of a hand-held cleaning appliance according to the invention;

figure 15 shows a view of a front motor filter assembly assembled with a filter assembly receptacle of a hand-held cleaning appliance according to the present invention;

FIG. 16 is a perspective view of a hand-held cleaning appliance according to the present invention, showing an attachment configuration of the hand-held cleaning appliance;

FIG. 17 is a right side view of the hand-held cleaning appliance illustrated in FIG. 16;

figure 18 shows a positioning seat of the structure of attachment of the cleaner according to the invention;

figure 19 shows a schematic view of a hand-held cleaning device according to the present invention hanging on the edge of a fixture.

Reference numerals: 10-a dust collector; 1-body; 2-a handle assembly; 3-a battery assembly; 4-an air intake pipe assembly; 5-protrusion; 6-a recess; 7-positioning grooves; 8-positioning seat; 81-a substrate; 82-a projection; 11-a dust and gas separation assembly; 12-a filter assembly housing; 13-a motor assembly; 14-a pre-motor filter assembly; 15-mounting openings; 141-a filter element; 142-a scaffold; 1421-closure; 1422-framework; 1423-a positioning mechanism; 14221-rear end; 14222-lateral; 14223-front end; 101-radial air outlet holes; 102-a window; 103-installation entrance; 104-sealing ring; 105-a hand-held part; 121-a clamping mechanism.

Detailed Description

The following detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.

In the present invention, the terms "front", "rear", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "lateral", "longitudinal", etc., which represent the spatial orientation, should be understood in conjunction with the drawings and in consideration of the spatial orientation in which the hand-held cleaning device according to the present invention is generally located relative to the user. The relative relationship between them can be clearly understood by those skilled in the art in light of the disclosure of the present application.

Fig. 1 is a perspective view of a hand-held cleaning device according to the present invention, showing its structure from obliquely above the hand-held cleaning device. As shown in fig. 1, the handheld cleaning device 10 according to the present invention includes a body 1, a handle assembly 2, a battery assembly 3, and an air inlet duct assembly 4. The handle assembly 2 is connected at one end to the body 1 and at the other end to the battery assembly 3 for gripping by the user. A battery assembly 3 is located below the rear end of the body 1 for powering the hand-held cleaning device 10. The air inlet duct assembly 4 is located below the front end of the machine body 1 for introducing air into the machine body 1. When the air cleaner is used, a user holds the handle assembly 2, the front end part of the air inlet pipe assembly 4 is aligned to a part to be cleaned, air flow mixed with dust or debris is sucked into the machine body 1 from the front end inlet of the air inlet pipe assembly 4 to be separated and filtered, and then is discharged from the air outlet at the rear part of the machine body 1, so that the cleaning process of the air flow is completed.

Figure 2 shows a perspective view of the hand-held cleaning appliance according to the invention shown in figure 1 with the pre-motor filter assembly 14 extracted from the body 1 of the hand-held cleaning appliance 10. According to fig. 2, the body 1 of the handheld cleaning appliance 10 comprises a dust-air separation assembly 11 and a motor assembly 13. The axis of extension of the dust-gas separation assembly 11 is parallel to or coincides with the axis of extension of the motor assembly 13. Also provided in the housing is a filter assembly receiving portion 12, the filter assembly receiving portion 12 having a mounting opening 15 provided between the upper side and the lower side of the housing 1, preferably at the left or right side of the housing 1, for mounting or dismounting the filter assembly 14 before the motor. As shown, the pre-motor filter assembly 14 is removably mounted in the machine body 1, being able to be removed or mounted along a direction substantially perpendicular to the longitudinal extension axis X. The pre-motor filter assembly 14 is located downstream of the dust and air separation assembly 11 and upstream of the motor assembly 13, in terms of airflow direction. The air flow sucked from the air inlet pipe assembly 4 enters the dust-air separation assembly 11 for dust-air separation, separates large-sized particles or debris from the air flow, and then is filtered by the filter assembly 14 for fine dust filtration before passing through the motor, and finally is discharged from the machine body 1 through the air outlet on the housing of the motor assembly 13. It should be understood that the filter assembly receiving portion 12 is not essential, and in this case, the pre-motor filter assembly 14 may be provided directly in the dust-gas separation assembly 11 or the motor assembly 13 of the machine body 1, as long as it is satisfied that the pre-motor filter assembly 14 is located downstream of the dust-gas separation assembly 11 and upstream of the motor assembly (13).

In this embodiment, the body 1 of the hand-held cleaning device 10 is cylindrical in shape, having an axis of revolution, i.e. a longitudinally extending axis X. Preferably, the dirt and gas separation assembly 11 may be a cyclonic separation assembly or a dirt bag separation assembly.

Fig. 3 is a perspective view of the hand-held cleaning appliance shown in fig. 2, wherein the filter element 141 of the pre-motor filter assembly 14 is separated from the bracket 142 of the pre-motor filter assembly 14. As shown in fig. 3, the pre-motor filter assembly 14 includes a filter member 141 and a bracket 142, and when it is necessary to clean or replace the filter member 141, the filter member 141 can be removed from the bracket 142, and the filter member 141 can be installed in the bracket 142 after cleaning or replacement, and then the operation can be continued by installing the filter member in the machine body 1.

The pre-motor filter assembly 14 comprises a filter element 141 and a bracket 142, the filter element 141 being mounted in the bracket 142 and being mounted or dismounted with the bracket 142 along a direction substantially perpendicular to said longitudinal extension axis X.

Fig. 4 to 7 show a partial structure of a handheld cleaning appliance according to the invention, wherein the partial structure contains a dust-air separation assembly 11, a filter assembly receptacle 12 and a pre-motor filter assembly 14.

Specifically, in fig. 4 and 5, the pre-motor filter assembly 14 is mounted in the filter assembly receiving part 12 through the mounting opening 15, and the outer side surface of the closing part 1421 of the bracket 142 of the pre-motor filter assembly 14 is exposed outside the filter assembly receiving part 12, forming a part of the outer wall of the machine body 1. A hand grip is provided on the outside of the enclosure 1421 to facilitate manual removal of the pre-motor filter assembly 14 by a user. In the figures, the pre-motor filter assembly 14 forms a part of the outer wall of the machine body 1 that is less than half of the entire circumference of the outer wall of the machine body 1, but it should be understood that this part may also be greater than half of the entire circumference of the outer wall of the machine body 1. In addition, the mounting opening may be formed on the left side of the machine body 1 as shown in the drawing, or may be formed on the right side of the machine body 1.

In fig. 6 and 7, pre-motor filter assembly 14 is removed from filter assembly receptacle 12, and in fig. 7, pre-motor filter assembly 14 is not shown. As is clear from this figure, the pre-motor filter assembly 14 can be removed from the filter assembly housing 12 in a direction substantially perpendicular to the longitudinal extension axis X of the machine body 1, in particular extracted from the filter assembly housing 12 in a drawer-like manner.

The specific structure of the bracket 142 of the pre-motor filter assembly 14 is shown in fig. 8-12.

Fig. 8 is a perspective view of a bracket of a pre-motor filter assembly according to the present invention, showing the structure of the rear end portion of the bracket downstream with respect to the direction of airflow. Fig. 9 is a perspective view of a bracket of a pre-motor filter assembly according to the present invention, showing the structure of the front end portion of the bracket upstream with respect to the direction of airflow.

As shown in fig. 8 and 9, the bracket 142 of the pre-motor filter assembly 14 includes a support portion and a positioning mechanism 1423 for fixing to the machine body 1. The support portion includes a closing part 1421 forming a part of the outer wall of the machine body 1 and a frame 1422 for accommodating the filter member 141. The closure 1421 is provided with a handle 105 to facilitate the user's manual removal of the pre-motor filter assembly 14 from the housing 1. The frame 1422 comprises a rear end 14221 with radial vents 101, two sides 14222 with windows 102 and a front end 14223 with mounting inlets 103. The edge portion of the rear end 14221 and the edge portion of the front end 14223 are provided with sealing rings 104, respectively, to seal the air flow.

The positioning mechanism 1423 of the bracket 142 can be two elastic hooks or elastic pieces with protrusions respectively disposed on the two side portions 14222. The elastic hook or the elastic sheet with the protrusion is matched with a clamping plate, a clamping groove or an elastic sheet with a groove arranged in the filter component accommodating part 12 of the machine body 1 of the handheld cleaning equipment 10 to form a buckle structure, and the buckle structure is a male buckle structure and a female buckle structure. The specific structure of the detent plate, the detent groove or the grooved spring plate provided in the filter assembly receiving portion 12 of the body 1 of the hand-held cleaning device 10 will be described in detail below with reference to the accompanying drawings.

Fig. 10-12 illustrate a pre-motor filter assembly 14 of a handheld cleaning appliance 10 according to the present disclosure. Wherein, fig. 10 is according to the utility model discloses a filtration component's front view before hand-held type cleaning device's the motor, and fig. 11 is according to the utility model discloses a filtration component's right side view before hand-held type cleaning device's the motor, and fig. 12 is according to the utility model discloses a filtration component's rear view before hand-held type cleaning device's the motor.

As shown in the figures, the carriage 142 includes a closure 1421 and a frame 1422 and a positioning mechanism 1423. The upper and lower sides of the frame 1422 are linear, the left and right sides of the frame 1422 are arc, and the rear end 14221 of the frame 1422 is provided with radial air outlets 101. The closing portion 1421 is formed in an arc shape as a whole, and is fit-engaged with one arc-shaped side edge of the frame 1422. An outwardly projecting hand grip 105 is provided on the outer surface of the closure 1421, the hand grip 105 including a socket adapted for the user's finger to be placed therein for the user to manually remove the pre-motor filter assembly 14. Two positioning mechanisms 1423 are connected to two ends of the closing portion 1421, and are respectively located at two linear sides of the frame 1422. The frame 1422 is a generally box-shaped package having a front end 14223 provided with the mounting inlet 103, and the filter member 141 is accommodated in the cavity of the frame 1422 through the mounting inlet 103.

The filter element 141 may be a sponge or a hypaete suitable for filtering fine ash, preferably in the form of a flat plate, for example, a plan view of the filter element of the hand-held cleaning device 10 according to the invention is shown in fig. 13.

Figure 14 shows the internal structure of the filter assembly receiving portion of a hand-held cleaning appliance according to the present invention. As shown in the drawing, the filter assembly housing 12 is provided with a mounting opening 15 at one side of the cylindrical wall thereof. At both ends of the mounting opening 15, detent mechanisms 121 are respectively provided on the inner wall of the filter assembly receptacle 12 for forming a snap-fit structure (male-female snap-fit structure) with the detent mechanism 1423 of the bracket 142 of the pre-motor filter assembly 14 to fix the pre-motor filter assembly 14 in the inner cavity of the filter assembly receptacle 12. The locking mechanism 121 can be, for example, a locking plate, a locking groove, or a spring with a groove, and correspondingly, the positioning mechanism 1423 of the pre-motor filter assembly 14 can be, for example, a hook or a spring with a protrusion, as long as it can ensure that the two cooperate to form a locking structure. Each of the two detent mechanisms 121 may have a generally triangular shape. The detent mechanism 121 may include two detent plates located at either end of the mounting opening 15, respectively, which protrude inwardly from the inner wall of the filter assembly receptacle 12.

Figure 15 shows a view of the front motor filter assembly 14 assembled with the filter assembly receptacle 12 of a hand-held cleaning appliance according to the present invention. As shown in the drawings, the pre-motor filter assembly 14 is mounted into the filter assembly receptacle 12 with the front end 14223 of the frame 1422 of the bracket 142 having the mounting inlet 103 facing in a direction of the dust and air separation assembly 11. The two detent plates engage with the two detents 1423 of the bracket 142 to form a snap-fit arrangement to secure the pre-motor filter assembly 14 in the filter assembly receptacle 12.

Fig. 16 is a perspective view of a hand-held cleaning device 10 according to the present invention, showing the attachment mechanism of the hand-held cleaning device. The hanging mechanism is provided at a portion of the lower portion of the body 1 of the hand-held cleaning device 10 close to the user, and includes a recess 6 for catching, the recess 6 opening downward toward the lower portion of the body 1. The recess 6 may be formed on the lower portion of the body 1. Preferably, the recess 6 may also be formed on a support plate connected to the lower portion of the machine body 1 between the battery assembly 3 and the air inlet duct assembly 4. The recess 6 has a plurality of support surfaces which cooperate with the edge of the fixture to form a support for the handheld cleaning apparatus 10 to rest against the edge of the fixture. The edge of the fixing place is for example the edge of a table, the edge of a chair, etc.

The air inlet pipe assembly 4 is communicated with the dust-gas separation assembly 1, the air inlet pipe assembly 4 and the battery assembly 3 are located on the lower portion of the machine body 1, the downward extending distance between the air inlet pipe assembly 4 and the battery assembly 3 is larger than that of the lower portion of the machine body 1, and the air inlet pipe assembly 4 and the battery assembly 3 are separated to form the concave portion 6, so that the outer walls of the air inlet pipe assembly 4, the battery assembly 3 and the machine body 1 respectively form a supporting surface of the concave portion 6.

The machine body 1 is provided with a transverse convex protrusion 5, and one end face of the protrusion 5 forms a supporting surface of a concave part 6 for being hung and positioned. Preferably, the protrusion 5 is provided on the battery assembly 3 of the handheld cleaning device 10. More preferably, the protrusion 5 is integrally formed with the battery assembly 3.

Be provided with constant head tank 7 on protruding 5, constant head tank 7 and the positioning seat 8 of fixing on the vertical face of fixture, specifically the bulge 82 of positioning seat 8 cooperate to fix hand-held type cleaning device 10 on vertical face for a long time, promptly, usable constant head tank 7 card is on the positioning seat 8 with constant head tank 7 matching design, guarantees to accomodate for a long time and can not fall down easily. The constant head tank 7 can set up in the one end that is close to depressed part 6 of protruding 5, and the opening of constant head tank is for having great compatible design, and it can block on common ordinary couple or positioning seat 8, and depressed part 6 still can play the guide effect when constant head tank 7 and couple are affiliated to, can not appear interfering the condition. The vertical surface can be a wall surface, a side surface of a cabinet and the like.

Fig. 17 is a right side view of a hand-held cleaning device according to the invention, wherein the hand-held cleaning device 10 is shown hanging on a positioning socket 8 fixed on a vertical surface.

Fig. 18 shows a specific structure of the positioning socket 8 shown in fig. 17. As shown, the positioning socket 8 has a base 81 abutting against the vertical face of the fixture and a projecting portion 82 projecting outwardly from the base. The positioning seat 8 can be fixed on a vertical surface (a wall surface, a cabinet side surface or a wood board surface and the like) through a screw (or an adhesive and the like), the fixed dust collector can keep a stable suspension state, the ground space is not occupied, and the dust collector can realize integral suspension without detaching accessories such as a pipe and a floor brush.

Fig. 19 shows a schematic view of a hand-held cleaning device 10 according to the invention hanging on the edge of a stationary position. As can be seen in FIG. 19, the attachment mechanism can hold the handheld cleaning apparatus 10 against the edge of a fixture by providing a depression 6 in the bottom of the handheld cleaning apparatus 10. Further, there may be a protrusion 5 provided on the battery assembly 3, for example, and an end surface of the protrusion 5 forms one of the support surfaces of the depression 6, serving as a catch with an edge of the fixture. For example, the protrusion 5 abuts against the top surface of the object, the first support surface of the recess 6 abuts against the side surface of the object, and the second support surface of the recess 6 abuts against the edge of the object where the top surface and the side surface intersect. Therefore, the problem that the user is difficult to hang temporarily is effectively solved.

In addition, the positioning groove 7 arranged on the projection 5 can realize long-time storage of the whole dust collector. After the use, can wholly hang the machine and lean on the positioning seat that matches with it, perhaps ordinary couple in the family also can satisfy, need not unnecessary dismantlement action, and hang and lean on reliable and stable not take up an area of ground space, has extremely strong convenience and practicality.

The above description is only the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, as long as the purpose of the present invention can be achieved, and any modification or variation is within the scope defined by the present invention. Alternatively, any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions are covered within the protection scope of the present disclosure. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A hand-held cleaning device (10) comprising:

-a machine body (1) having a longitudinally extending axis (X), said machine body (1) comprising a dust-gas separation assembly (11) and a motor assembly (13);

characterized in that the machine body (1) further comprises a pre-motor filter assembly (14), the pre-motor filter assembly (14) being located downstream of the dust-air separation assembly (11) and upstream of the motor assembly (13) in the direction of air flow, and the pre-motor filter assembly (14) being detachably mounted in the machine body (1), being detachable or mountable along a direction substantially perpendicular to the longitudinal extension axis (X).

2. The hand-held cleaning device (10) according to claim 1, characterized in that the machine body (1) is provided with a filter assembly receiving portion (12) for receiving the pre-motor filter assembly (14), the mounting opening (15) of the filter assembly receiving portion (12) being located between an upper side and a lower side of the machine body (1).

3. The hand-held cleaning device (10) according to claim 2, characterized in that the mounting opening (15) is provided at a left or right side of the machine body (1).

4. The hand-held cleaning appliance (10) according to claim 2, wherein the pre-motor filter assembly (14) comprises a filter element (141) and a bracket (142), the filter element (141) being mounted in the bracket (142) and being mounted or dismounted with the bracket (142) in a direction substantially perpendicular to the longitudinal extension axis (X).

5. The hand-held cleaning device (10) according to claim 4, characterized in that the holder (142) comprises a closure part (1421), a frame (1422) and a positioning mechanism (1423), the closure part (1421) forming part of the outer wall of the machine body (1), the frame (1422) accommodating the filter element (141), the positioning mechanism (1423) fixing the holder (142) within the filter assembly accommodating part (12).

6. The hand-held cleaning device (10) according to claim 5, characterized in that a detent mechanism (121) is provided on an inner wall of the filter assembly receptacle (12), the detent mechanism (121) cooperating with a detent mechanism (1423) of the holder to form a snap-fit arrangement to secure the pre-motor filter assembly (14) in the filter assembly receptacle (12).

7. The hand-held cleaning device (10) according to claim 6, wherein the positioning mechanism (1423) is a hook or a spring plate with protrusions, and the detent mechanism (121) is a detent plate, a detent groove or a spring plate with grooves.

8. The hand-held cleaning device (10) according to claim 6, characterized in that the detent mechanism (121) comprises two detent plates at both ends of the mounting opening (15), respectively, which protrude inwardly from the inner wall of the filter assembly receptacle (12).

9. The hand-held cleaning device (10) according to any one of claims 1 to 8, characterized in that the hand-held cleaning device (10) further comprises:

a battery assembly (3), the battery assembly (3) being located below the rear end of the machine body (1) for powering a handheld cleaning device (10);

a handle assembly (2), one end of the handle assembly (2) is connected to the machine body (1), and the other end is connected to the battery assembly (3) for being held by a user;

the air inlet pipe assembly (4), air inlet pipe assembly (4) are located the below of organism (1) front end portion for introduce organism (1) with gas.

10. The hand-held cleaning device (10) according to any one of claims 1 to 8, characterized in that the direction of extension of the dust-air separation assembly (11) is parallel to or coincides with the direction of extension of the motor assembly (13).