CN212521650U - Vacuum cleaner - Google Patents

Abstract

The utility model discloses a dust collector, include: a first housing; the second shell is matched with the first shell to limit an installation space, a trigger part is arranged on the inner wall surface of the first shell, the trigger part is provided with a trigger position and a departing position, and the second shell and the first shell can rotate relatively in the circumferential direction to enable the trigger part to be switched between the trigger position and the departing position; the power switch is located in the installation space, the power switch is installed on the second shell, when the trigger part is located at the trigger position, the trigger part is in contact with the power switch to trigger the power switch, and when the trigger part is located at the leaving position, the trigger part is disengaged from the power switch. According to the utility model discloses a dust catcher has simplified the structure to can simplify processing technology, reduction in production cost.

Description

Vacuum cleaner

Technical Field

The utility model belongs to the technical field of clean technique and specifically relates to a dust catcher is related to.

Background

In the related art, a power switch of a vacuum cleaner is generally a push-button switch or an inductive switch, and is disposed on an outer surface of a housing so as to be triggered by a user.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide a vacuum cleaner with a simple structure.

According to the utility model discloses dust catcher, include: a first housing; the second shell is matched with the first shell to limit an installation space, a trigger part is arranged on the inner wall surface of the first shell, the trigger part is provided with a trigger position and a departing position, and the second shell and the first shell can rotate relatively in the circumferential direction to enable the trigger part to be switched between the trigger position and the departing position; the power switch is located in the installation space, the power switch is installed on the second shell, when the trigger part is located at the trigger position, the trigger part is in contact with the power switch to trigger the power switch, and when the trigger part is located at the leaving position, the trigger part is disengaged from the power switch.

According to the dust collector provided by the embodiment of the utility model, the power switch is hidden in the installation space, and the relative rotation of the second shell and the first shell in the circumferential direction is utilized to switch the trigger part between the trigger position and the leaving position so as to open or close the power switch, on one hand, a hole for installing the power switch is not required to be arranged on the first shell or the second shell, the structural strength of the first shell and the second shell is ensured, the consistency of the appearance surface of the dust collector can be ensured, and the appearance is attractive; on the other hand, the structure is simplified, so that the processing technology can be simplified, and the production cost can be reduced.

According to some embodiments of the invention, a side surface of the trigger portion facing the power switch is formed as a guide slope, the guide slope being in contact with the power switch when the trigger portion is in the trigger position, the guide slope being spaced apart from the power switch when the trigger portion is in the off position.

According to some embodiments of the invention, the vacuum cleaner comprises a reset element, in the trigger position the reset element is compressed to be able to drive the trigger part to move in a direction from the trigger position to the exit position.

According to some embodiments of the utility model, the piece that resets is located in the installation space, the one end that resets with the inner wall butt of second casing, the orientation of first casing be equipped with the release link on the wall of second casing, the release link with the other end butt of the piece that resets.

According to some embodiments of the invention, the return member is a spring.

According to some embodiments of the utility model, the dust catcher includes automatically controlled board, automatically controlled board is located installation space is interior, switch sets up on the automatically controlled board.

According to some embodiments of the utility model, the upper end of the perisporium of second casing is equipped with first joint portion, the lower extreme of the perisporium of first casing is equipped with second joint portion, first joint portion with the cooperation of second joint portion, just first joint portion with second joint portion is in but relative slip in the circumferential direction of second casing.

According to the utility model discloses a some embodiments, first joint portion is the draw-in groove, the draw-in groove is followed the circumference of second casing extends the growth bar, second joint portion is the card muscle.

According to some embodiments of the present invention, portions of the circumferential wall of the first housing located on both sides in the circumferential direction of the second engaging portion are respectively formed with elastic holes.

According to some embodiments of the invention, the vacuum cleaner comprises: the third shell is arranged on one side, far away from the first shell, of the second shell and connected with the second shell.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of a vacuum cleaner according to some embodiments of the present invention;

figure 2 is a cross-sectional view taken in the direction a-a of the cleaner shown in figure 1 with the trigger in a disengaged position;

figure 3 is a cross-sectional view taken in the direction a-a of the cleaner shown in figure 1 with the trigger in the trigger position;

figure 4 is a cross-sectional view in the direction B-B of the cleaner shown in figure 1;

fig. 5 is a schematic view of a first housing according to some embodiments of the present invention;

fig. 6 is a schematic view of a third housing according to some embodiments of the present invention.

Reference numerals:

a vacuum cleaner 100;

a first housing 1; a trigger section 11; a guide slope 111; a reset lever 12; a second engaging portion 13; an elastic hole 14; a connecting rib 15; an installation space 16; a step portion 17;

a second housing 2; a first engaging portion 21; a guide rib 22;

a power switch 3;

a reset member 4;

a third housing 5; an air outlet 51; a first dust suction port 52; an annular flange 521; a protective grid 522; a second dust suction port 53; a bottom housing 54; the projection 55; a wind cavity 551; the accommodating space 56; the boss 57; wool tops 58;

a battery 6; a movable impeller 7; a drive motor 8; an electric control board 9; a filter element 10.

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 function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A vacuum cleaner 100 according to an embodiment of the present invention will be described with reference to fig. 1 to 6. Specifically, the cleaner 100 may be a tabletop cleaner 100. For example, the cleaner 100 may be used on desks, or other surfaces for certain stains, such as: effectively removing the eraser, the ash, the shredded paper, the small-particle sundries and the like.

As shown in fig. 1 to 3, a vacuum cleaner 100 according to an embodiment of the present invention may include: a first housing 1, a second housing 2 and a power switch 3.

As shown in fig. 3 to 4, the second housing 2 cooperates with the first housing 1 to define an installation space 16, the power switch 3 is located in the installation space 16, the power switch 3 is installed on the second housing 2, the inner wall surface of the first housing 1 is provided with a trigger portion 11, the trigger portion 11 has a trigger position and a departing position, the second housing 2 and the first housing 1 are relatively rotatable in the circumferential direction to switch the trigger portion 11 between the trigger position and the departing position, when the trigger portion 11 is located at the trigger position (the position shown in fig. 3), the trigger portion 11 contacts with the power switch 3 to trigger the power switch 3, and when the trigger portion 11 is located at the departing position (the position shown in fig. 2), the trigger portion 11 is disengaged from the power switch 3. The phrase "the second housing 2 and the first housing 1 are rotatable" means that the first housing 1 can be kept stationary, the second housing 2 can be rotated, the second housing 2 can be kept stationary, the first housing can be rotated, and the first housing 1 and the second housing 2 can both be rotated.

For example, referring to fig. 1, a first housing 1 and a second housing 2 are arranged in an up-down direction, the first housing 1 is located above the second housing 2, the first housing 1 has an installation space 16 with an open bottom, the second housing 2 covers the open bottom side of the installation space 16, a power switch 3 is located in the installation space 16 and is installed on the second housing 2, a trigger 11 is located in the installation space 16 and is disposed on an inner wall surface of the first housing 1, and the first housing 1 and the second housing 2 are relatively rotatable in a circumferential direction.

Specifically, the power switch 3 of the vacuum cleaner 100 can be turned on or off in one of the following ways:

the first method is as follows: when the dust collector 100 needs to be opened, the first shell 1 and the second shell 2 are relatively rotated to enable the trigger part 11 to be at the trigger position, the trigger part 11 is firstly contacted with the power switch 3 to trigger the power switch 3, at the moment, the power switch 3 is in an open state, and then the first shell 1 and the second shell 2 relatively rotate in the opposite direction to return to the leaving position; when the dust collector 100 needs to be turned off, the first shell 1 and the second shell 2 are rotated relatively again to enable the trigger part 11 to be in the trigger position, the trigger part 11 is contacted with the power switch 3 for the second time to trigger the power switch 3, at this time, the power switch 3 is in the off state, and then the first shell 1 and the second shell 2 are rotated relatively in the opposite direction to return to the leaving position.

The second method comprises the following steps: when the dust collector 100 needs to be turned on, the first shell 1 and the second shell 2 are relatively rotated to enable the trigger part 11 to be in the trigger position, the trigger part 11 is in contact with the power switch 3 to trigger the power switch 3, the trigger part 11 is kept in the trigger position, and the power switch 3 is in an on state; when the dust collector 100 needs to be turned off, the first shell 1 and the second shell 2 are rotated oppositely to enable the trigger part 11 to be in a departing position, and in the departing position, the trigger part 11 is disengaged from the power switch 3, and the power switch 3 is in a turned-off state.

The third method comprises the following steps: when the dust collector 100 needs to be turned off, the first shell 1 and the second shell 2 are relatively rotated to enable the trigger part 11 to be in the trigger position, the trigger part 11 is in contact with the power switch 3 to trigger the power switch 3, the trigger part 11 is kept in the trigger position, and the power switch 3 is in the off state; when the vacuum cleaner 100 needs to be opened, the first housing 1 and the second housing 2 are rotated oppositely to make the trigger part 11 be in the departing position, and in the departing position, the trigger part 11 is disengaged from the power switch 3, and the power switch 3 is in the opening state.

It should be understood that the above-mentioned manner for the triggering part 11 to trigger the power switch 3 to be turned on or off is only an example, and it is within the scope of the present invention to ensure that the triggering part 11 triggers the power switch 3 to be turned on or off.

According to the vacuum cleaner 100 of the embodiment of the present invention, the power switch 3 is hidden in the installation space 16, and the relative rotation of the second housing 2 and the first housing 1 in the circumferential direction is utilized to switch the trigger part 11 between the trigger position and the leaving position so as to open or close the power switch 3, on one hand, a hole for installing the power switch 3 does not need to be formed on the first housing 1 or the second housing 2, the structural strength of the first housing 1 and the second housing 2 is ensured, and the consistency of the appearance surface of the vacuum cleaner 100 can be ensured, and the appearance is beautiful; on the other hand, the structure is simplified, so that the processing technology can be simplified, and the production cost can be reduced.

In some embodiments of the present invention, as shown in fig. 2 to 3, a side surface of the trigger 11 facing the power switch 3 is formed as a guide slope 111, the guide slope 111 is in contact with the power switch 3 when the trigger 11 is in the trigger position, and the guide slope 111 is spaced apart from the power switch 3 when the trigger 11 is in the release position. Therefore, by providing the guide slope 111, on one hand, the relative rotation between the first housing 1 and the second housing 2 can be guided by the guide slope 111, and on the other hand, the engagement and disengagement of the trigger 11 and the power switch 3 can be guided, thereby improving the reliability of the cooperative operation between the trigger 11 and the power switch 3.

In some embodiments of the present invention, referring to fig. 2-4, the vacuum cleaner 100 includes a reset element 4, wherein in the triggered position, the reset element 4 is compressed to be able to drive the trigger 11 to move in a direction from the triggered position to the off position. For example, when the triggering part 11 moves gradually from the departing position to the triggering position, the resetting piece 4 is gradually compressed from the free telescopic state, so that when the triggering position is reached, the resetting piece 4 can apply an elastic action to the triggering part 11 to drive the first housing 1 to rotate. As another example, the reset element 4 may be such that the activation portion 11 always has a tendency to move in the direction from the activation position to the release position.

Specifically, when the dust collector 100 needs to be turned on, a user can manually rotate the first shell 1 and the second shell 2 relatively to enable the trigger part 11 to be in the trigger position, the trigger part 11 is in first contact with the power switch 3 to trigger the power switch 3, at this time, the power switch 3 is in the on state, the dust collector 100 works, then the user releases external force, and under the action of the reset piece 4, the reset piece 4 drives the first shell 1 and the second shell 2 to rotate relatively in the opposite direction to restore to the leaving position; when the dust collector 100 needs to be turned off, a user can rotate the first shell 1 and the second shell 2 relatively again to enable the trigger part 11 to be in the trigger position, the trigger part 11 is in second contact with the power switch 3 to trigger the power switch 3, at this time, the power switch 3 is in the off state, then the user releases the external force, under the action of the reset piece 4, the reset piece 4 drives the first shell 1 and the second shell 2 to rotate relatively in the opposite direction to restore to the leaving position, and the dust collector 100 is turned off. Thus, the reset member 4 is provided, which is advantageous for further improving the reliability of the cooperative operation between the trigger unit 11 and the power switch 3.

Optionally, the return member 4 is a spring, thereby being low cost.

In some embodiments of the utility model, the piece that resets 4 is located installation space 16, and the one end of the piece that resets 4 and the inner wall butt of second casing 2 are equipped with release link 12 on the wall of first casing 1 towards second casing 2, release link 12 and the other end butt of the piece that resets 4. Therefore, the structure is simple and compact.

For example, as shown in fig. 2-3 and 5, the reset rod 12 extends along the arrangement direction of the first housing 1 and the second housing 2 and is matched with the other end of the reset piece 4, the first housing 1 is provided with a connecting rib 15, the connecting rib 15 extends along the radial direction of the first housing 1, two ends of the connecting rib 15 are respectively connected with the inner wall surface of the first housing 1, and the reset rod 12 is arranged on the connecting rib 15.

According to some embodiments of the utility model, be equipped with two relative direction muscle 22 that set up on the interior diapire of second casing 2, it is spacing between two direction muscle 22 that reset 4. Therefore, the structure is simple, and the limit effect on the reset piece 4 is improved.

Alternatively, the guide rib 22 and the second housing 2 are one piece. For example, the guide ribs 22 and the second housing 2 are integrally formed by an injection molding process. The structure of an organic whole piece not only can guarantee the structure, the stability of performance of direction muscle 22 and second casing 2 to convenient shaping, it is simple to make, and saved unnecessary assembly part and connection process moreover, improved the assembly efficiency of direction muscle 22 and second casing 2 greatly, guarantee the reliability that direction muscle 22 and second casing 2 are connected, moreover, the bulk strength and the stability of the structure of an organic whole formation are higher, it is more convenient to assemble, the life-span is longer.

According to some embodiments of the present invention, the vacuum cleaner 100 comprises an electric control board 9, the electric control board 9 is located in the installation space 16, and the power switch 3 is disposed on the electric control board 9. From this, through setting up automatically controlled board 9 in installation space 16 to set up switch 3 on automatically controlled board 9, thereby be favorable to simplifying the structure, reduce cost saves space, has avoided needing to add the problem of connection structure between the two because of setting automatically controlled board 9 and switch 3 in the cavity of difference.

In some embodiments of the present invention, as shown in fig. 4 to 5, the upper end of the peripheral wall of the second housing 2 is provided with a first engaging portion 21, the lower end of the peripheral wall of the first housing 1 is provided with a second engaging portion 13, the first engaging portion 21 is engaged with the second engaging portion 13, and the first engaging portion 21 and the second engaging portion 13 are relatively slidable in the circumferential direction of the second housing 2. From this, on the one hand through setting up first joint portion 21 and second joint portion 13, simple structure not only, but also second casing 2 and first casing 1 easy dismounting, but on the other hand first joint portion 21 and second joint portion 13 are in the circumferencial direction relative slip of second casing 2, and the cooperation of first joint portion 21 and second joint portion 13 can not produce the influence or interfere to first casing 1 and the relative rotation of second casing 2 in the circumferencial direction, guarantees the reliability of dust catcher 100 work.

Optionally, the first clamping portion 21 is a clamping groove extending in a long strip shape along the circumferential direction of the second housing 2, the second clamping portion 13 is a clamping rib, and the clamping rib is slidable along the length direction of the clamping groove. Therefore, the structure is simple, and the device is convenient.

Optionally, the first clamping portion 21 is a clamping rib, and the second clamping portion 13 is a clamping groove. Therefore, the structure is simple and the cost is low.

In some embodiments of the present invention, as shown in fig. 5, portions of the peripheral wall of the first casing 1 located at both sides of the second engaging portion 13 in the circumferential direction are provided with elastic holes 14, and the second engaging portion 13 is spaced apart from the rest of the peripheral wall of the first casing 1 by the elastic holes 14. From this, be favorable to improving the elastic deformation ability of second joint portion 13 to make things convenient for the dismouting between card muscle and the draw-in groove.

According to some embodiments of the utility model, first joint portion 21 and second joint portion 13 are a plurality of respectively, and a plurality of first joint portions 21 are spaced apart in the circumference direction and are set up, a plurality of first joint portions 21 and a plurality of second joint portion 13 one-to-one cooperation. Thereby, the reliability of the fitting of the first housing 1 and the second housing 2 is advantageously improved. For example, as shown in fig. 4 to 5, there are two first clip portions 21 and two second clip portions 13, respectively.

Specifically, the plurality of first click portions 21 and the plurality of second click portions 13 are provided at regular intervals in the circumferential direction. This is advantageous in further improving the reliability of the fitting of the first housing 1 and the second housing 2.

According to some embodiments of the present invention, as shown in fig. 4, a step portion 17 is provided on the circumferential wall of the first casing 1, the step portion 17 extends in a ring shape along the circumferential direction of the first casing 1, the second engaging portion 13 is provided on the portion of the step portion 17 extending vertically, and when the first engaging portion 21 is engaged with the second engaging portion 13, the upper end surface of the second casing 2 abuts against the portion of the step portion 17 extending horizontally. Therefore, the structure is simple, and the matching reliability is high.

In some embodiments of the present invention, the vacuum cleaner 100 includes: and the third shell 5 is arranged on one side of the second shell 2 far away from the first shell 1, and the third shell 5 is connected with the second shell 2. For example, as shown in fig. 1 to 4, the first casing 1 is disposed above the second casing 2 and connected to the second casing 2, and the third casing 5 is disposed below the second casing 2 and connected to the second casing 2.

Specifically, the third casing 5 has an accommodating space 56 with an open top, the second casing 2 covers the open side of the accommodating space 56, a first dust suction port 52 communicated with the accommodating space 56 is arranged on a bottom wall of the third casing 5, a plurality of air outlets 51 communicated with the accommodating space 56 are arranged on a peripheral wall of the third casing 5, the plurality of air outlets 51 are arranged at intervals along a circumferential direction of the third casing 5, a filter element 10 is arranged in the accommodating space 56, and the filter element 10 is arranged in the accommodating space 56 and between the air outlets 51 and the first dust suction port 52, so that the dust collector 100 can suck in dirt through the first dust suction port 52 to achieve the purpose of cleaning, and after the sucked dirt is filtered by the filter element 10, a clean air flow is discharged from the air outlets 51. Therefore, the first dust suction port 52 and the air outlet 51 are simultaneously arranged on the third casing 5, so that the circulation path of the air flow in the dust collector 100 is favorably shortened, the air volume loss of the air flow is reduced, the dust collection effect is favorably improved, and compared with a surrounding air exhaust mode in the related art, the centralized air exhaust is favorably realized.

Optionally, the third housing 5 and the second housing 2 are detachably connected by a plurality of snap structures. Therefore, the structure is simple, and the installation is convenient. For example, the snap features are two.

In some embodiments of the present invention, the plurality of air outlets 51 are disposed at regular intervals in the circumferential direction of the third casing 5. Therefore, the uniformity of air outlet is ensured.

In some embodiments of the present invention, as shown in fig. 1-2, each gas outlet 51 includes a plurality of spaced apart gas outlets, that is, the plurality of spaced apart gas outlets define the gas outlet 51. From this, simple structure not only, the aperture of venthole is less moreover, through injecing gas outlet 51 by a plurality of ventholes, is favorable to utilizing gas outlet 51 further to realize filtering, improves the purity degree from the dust catcher 100 combustion gas stream, and the setting up of venthole can also play the effect of breaking up wind simultaneously, realizes the no wind sense of dust catcher 100 air stream and discharges.

In some embodiments, as shown in fig. 1, the bottom wall of the third casing 5 is provided at its outer peripheral edge with a plurality of second dust suction ports 53 communicating with the accommodating space 56, the above-mentioned filter member 10 is located between the plurality of second dust suction ports 53 and the air outlet 51, and the plurality of second dust suction ports 53 are arranged around the outer periphery of the first dust suction port 52 and spaced apart in the circumferential direction of the third casing 5. Therefore, when the vacuum cleaner 100 operates, the vacuum cleaner 100 can utilize the first dust suction port 52 located on the bottom wall of the third casing 5 to suck the dirt located at the bottom of the vacuum cleaner 100 on the one hand, and can also utilize the second dust suction port 53 located at the outer peripheral edge of the bottom wall of the third casing 5 to suck the dirt located at the outer peripheral edge of the bottom wall of the third casing 5 on the other hand, so as to realize the purpose of cleaning the dirt along the edge, thereby increasing the dust suction area of the vacuum cleaner 100, being beneficial to the vacuum cleaner 100 to operate under different working conditions, and improving the cleaning effect of the vacuum cleaner 100.

In some embodiments of the present invention, the third housing 5 includes: a bottom case 54 and a protruding portion 55 formed on the outer wall surface of the peripheral wall of the bottom case 54 and protruding toward the direction away from the inside of the bottom case 54, wherein the bottom case 54 has the accommodating space 56 with an open top, the open top side of the bottom case 54 is covered by the second case 2, the bottom wall of the bottom case 54 is provided with a first dust suction port 52, the protruding portion 55 has an air chamber 551 communicating with the accommodating space 56, the protruding portion 55 is provided with a second dust suction port 53, and the second dust suction port 53 communicates with the air chamber 551. Therefore, the structure is simple, the arrangement of the protruding portion 55 can enhance the overall structural strength of the third housing 5, and meanwhile, when the vacuum cleaner 100 sucks dust along the edge, since the protruding portion 55 protrudes from the outer wall surface of the peripheral wall of the bottom housing 54, the protruding portion 55 is closer to the corner, and the arrangement of the second dust suction port 53 on the bottom wall of the protruding portion 55 is beneficial to improving the dust suction effect on the edge.

Specifically, the bottom wall of the projection 55 is flush with the bottom wall of the bottom case 54, thereby contributing to ensuring the balance of the third case 5.

In some specific examples of the present invention, the protruding portion 55 is plural, the plural protruding portions 55 are arranged in the circumferential direction of the bottom case 54, and the plural protruding portions 55 correspond to the plural second dust suction ports 53 one to one. Therefore, the structure is simple, and the appearance is more attractive.

In some embodiments of the present invention, the air outlet 51 communicating with the air chamber 551 is formed on the peripheral wall of the protruding portion 55, that is, the air outlet 51 is disposed on the peripheral wall of the protruding portion 55 and communicates with the air chamber 551. Therefore, the structure is simpler, and the appearance is more attractive.

In some embodiments of the present invention, the protruding portion 55 is plural, the plural protruding portions 55 are arranged in the circumferential direction of the bottom case 54, and the plural protruding portions 55 and the plural gas outlets 51 are in one-to-one correspondence. Therefore, the uniformity of the air outlet is improved.

In some embodiments of the present invention, the protruding portion 55 is plural, each protruding portion 55 is provided with one second dust suction port 53 and one gas outlet 51, and the plural protruding portions 55 are arranged in the circumferential direction of the bottom housing 54 at regular intervals, so that the plural second dust suction ports 53 and the plural gas outlets 51 can be arranged in the circumferential direction of the bottom housing 54 at regular intervals. Therefore, the structural layout is more reasonable and attractive.

Specifically, for example, the bottom case 54 is formed in a substantially cylindrical shape with an open top, four protruding portions 55 are provided on the outer wall surface of the peripheral wall of the bottom case 54, so that the third case 5 is formed in a substantially square shape, and the adjacent two protruding portions 55 are smoothly transitioned therebetween, the outer peripheral surface of each protruding portion 55 is formed in a convex curved surface, the bottom wall of the protruding portion 55 is flush with the bottom wall of the bottom case 54, and each protruding portion 55 is provided with one second dust suction port 53 and the air outlet 51. Therefore, the appearance of the vacuum cleaner 100 is more beautiful, and the effect of dust collection at the corners is more improved.

According to some embodiments of the utility model, as shown in fig. 4, first air intake is located in the middle of the bottom of third casing 5, and first dust absorption mouth 52 department is equipped with the annular turn-ups 521 that upwards extends from the diapire of third casing 5, and annular turn-ups 521 inject inlet channel, is formed with a plurality of passageways that switch on the diapire of third casing 5, a plurality of passageways that switch on and a plurality of second dust absorption mouth 53 one-to-one, every second dust absorption mouth 53 that switches on passageway intercommunication inlet channel and correspond. From this, through setting up the passageway that switches on that communicates inlet channel and second dust absorption mouth 53 to the inlet channel is all concentrated to the air current of being convenient for from first dust absorption mouth 52 and the inflow of second dust absorption mouth 53, so that the air current flow direction that flows from inlet channel filters piece 10, and structural layout is more reasonable, is favorable to simplifying the structure of filtering piece 10.

In some embodiments of the present invention, as shown in fig. 6, the bottom wall of the third housing 5 protrudes upward to form a protruding portion 57, the protruding portion 57 is formed with a communication passage, the third housing 5 includes a bottom housing 54 and a protruding portion 55, a first dust suction port 52 is provided at the center of the bottom wall of the bottom housing 54, a plurality of protruding portions 55 are provided on the outer wall surface of the peripheral wall of the bottom housing 54, the bottom wall of the protruding portion 55 is flush with the bottom housing 54, each protruding portion 55 is formed with an air chamber 551 and each protruding portion 55 is provided with a second dust suction port 53 and an air outlet 51 communicating with the air chamber 551, a part of the protruding portion 57 is located on the inner bottom wall of the accommodating space 56 of the bottom housing 54 and the other part of the protruding portion 57 is located on the inner bottom wall of the air chamber 551, so that the inlet end of the communicating passage is located on the inner bottom wall of the projection 55 and communicates with the second dust suction port 53 and the outlet end of the communicating passage is located at the bottom housing 54 and communicates with the air intake passage.

In some embodiments of the present invention, the upper end surface of the peripheral wall of the third housing 5 extends in the circumferential direction of the third housing 5 to form a first wavy surface, the lower end surface of the peripheral wall of the second housing 2 extends in the circumferential direction of the third housing 5 to form a second wavy surface, and the first wavy surface and the second wavy surface are engaged with each other. From this, through setting up first wavy surface and second wavy surface to be favorable to improving the cooperation area between third casing 5 and the second casing, and then improve the reliability of cooperation between second casing and the third casing 5.

In some embodiments of the present invention, the vacuum cleaner 100 further includes a protective grill 522, the protective grill 522 being disposed at the first dust suction port 52. According to the utility model discloses dust catcher 100 through set up protection grid 522 in first dust absorption mouth 52 department, on the one hand protection grid 522's setting does not influence the inflow of first dust absorption mouth 52 department air current and the inflow of dust etc. on the other hand protection grid 522 can play fine guard action, prevents that staff etc. from stretching into dust catcher 100 through first dust absorption mouth 52 inside, avoids producing the potential safety hazard.

According to some embodiments of the utility model, first dust absorption mouth 52 department is equipped with the annular turn-ups 521 that upwards extends from the diapire of third casing 5, and annular turn-ups 521 inject air intake passage, and protection grid 522 sets up in air intake passage. Thus, the structure is simple.

According to the utility model discloses a some embodiments are used for installing driving motor 8 and battery 6 in the installation space 16, and battery 6 is used for supplying power for driving motor 8, and accommodation space 56 is used for installing and filters piece 10 and movable vane 7, and wherein, driving motor 8's motor shaft passes second casing 2 and links to each other with movable vane 7 in stretching into accommodation space 56 from installation space 16 and rotates in order to drive movable vane 7, and the rotation of movable vane 7 can drive the flow of air current. Therefore, the structure layout is more reasonable, and the miniaturization design of the dust collector 100 is more favorably realized.

The specific structure and operation of the driving motor 8, the movable impeller 7, the filter member 10, the battery 6, etc. are well known to those skilled in the art, and will not be described in detail herein.

In some embodiments of the present invention, the vacuum cleaner 100 further includes a wool top 58, the wool top 58 is disposed on the outer bottom wall of the third casing 5, and when the vacuum cleaner 100 is used for cleaning, the wool top 58 can scrape stubborn objects, thereby improving the cleaning effect.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A vacuum cleaner, comprising:

a first housing; and

the second shell is matched with the first shell to define an installation space, a trigger part is arranged on the inner wall surface of the first shell, the trigger part is provided with a trigger position and a departing position, and the second shell and the first shell can rotate relatively in the circumferential direction to enable the trigger part to be switched between the trigger position and the departing position;

the power switch is located in the installation space, the power switch is installed on the second shell, when the trigger part is located at the trigger position, the trigger part is in contact with the power switch to trigger the power switch, and when the trigger part is located at the leaving position, the trigger part is disengaged from the power switch.

2. The vacuum cleaner according to claim 1, wherein a side surface of the trigger portion facing the power switch is formed as a guide slope which is in contact with the power switch when the trigger portion is in the trigger position and is spaced apart from the power switch when the trigger portion is in the release position.

3. A vacuum cleaner as claimed in claim 1, comprising a return member which, in the trigger position, is compressed to be able to drive the trigger part in a direction from the trigger position to the exit position.

4. The vacuum cleaner of claim 3, wherein the reset member is located in the installation space, one end of the reset member abuts against the inner wall of the second housing, a reset rod is arranged on the wall surface of the first housing facing the second housing, and the reset rod abuts against the other end of the reset member.

5. A vacuum cleaner according to claim 3, wherein the return member is a spring.

6. The vacuum cleaner of claim 1, comprising an electronic control board located within the mounting space, the power switch being disposed on the electronic control board.

7. The vacuum cleaner according to claim 1, wherein a first engaging portion is provided at an upper end of a peripheral wall of the second housing, a second engaging portion is provided at a lower end of the peripheral wall of the first housing, the first engaging portion engages with the second engaging portion, and the first engaging portion and the second engaging portion are slidable relative to each other in a circumferential direction of the second housing.

8. The vacuum cleaner of claim 7, wherein the first clamping portion is a clamping groove extending in a long strip shape along the circumferential direction of the second housing, and the second clamping portion is a clamping rib.

9. The vacuum cleaner according to claim 8, wherein elastic holes are formed in portions of the peripheral wall of the first housing located on both sides in the circumferential direction of the second catching portion, respectively.

10. The vacuum cleaner of any one of claims 1-9, wherein the vacuum cleaner comprises: the third shell is arranged on one side, far away from the first shell, of the second shell and connected with the second shell.

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