CN211722972U

CN211722972U - Dust collector assembly and convenient suction device

Info

Publication number: CN211722972U
Application number: CN201922146563.2U
Authority: CN
Inventors: 郭振科
Original assignee: Zhuichuang Technology Suzhou Co Ltd
Current assignee: Dreame Technology Suzhou Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-10-23
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a dust catcher subassembly and convenient inhaling, include: the dust cup is limited by the outer wall, and a dust cup bottom cover is pivoted on the dust cup; the filter screen cylinder is rotatably arranged in the dust cup; the top end of the linkage structure is connected with the filter screen cylinder, and the bottom end of the linkage structure is releasably connected with the bottom cover of the dust cup; the linkage structure is configured to open the bottom cover of the dust cup under the driving of the filter screen cylinder when the filter screen cylinder rotates. The dust collector assembly and the convenient suction have the advantage of convenient dust dumping.

Description

Dust collector assembly and convenient suction device

Technical Field

The utility model relates to a dust catcher technical field especially relates to dust catcher subassembly and follow-up inhaling.

Background

The vacuum cleaner is a cleaning device commonly used in families or public places, and the working principle of the vacuum cleaner is that air negative pressure is generated in a sealed shell by a motor, and air containing dust is sucked under the action of the pressure difference. After dust collection is finished, dust in the dust cup needs to be cleaned. However, in the prior art, the cleaning of the dust cup needs to be performed by detaching the whole housing of the dust cup, and the disassembly and assembly of the housing of the dust cup are complicated, so that the cleaning efficiency is very low. Therefore, there is a need for a vacuum cleaner assembly and a handy cleaner.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the technology, the utility model provides a dust collector component convenient for dust dumping and convenient for convenient suction.

The utility model provides a technical scheme that its technical problem adopted is: a vacuum cleaner assembly comprising: the dust cup is limited by the outer wall, and a dust cup bottom cover is pivoted on the dust cup; the filter screen cylinder is rotatably arranged in the dust cup; the top end of the linkage structure is connected with the filter screen cylinder, and the bottom end of the linkage structure is releasably connected with the bottom cover of the dust cup; the linkage structure is configured to open the bottom cover of the dust cup under the driving of the filter screen cylinder when the filter screen cylinder rotates.

Preferably, the dirt cup has a longitudinal axis, the filter screen cylinder has a central axis along an axial direction thereof, and the filter screen cylinder is formed with screen holes, wherein the longitudinal axis is substantially perpendicular to the central axis.

Preferably, a trigger area is arranged on the outer circumferential wall surface of the filter screen cylinder, and after the filter screen cylinder rotates by a preset angle, the top end of the linkage structure is changed from a state abutting against the trigger area to a state abutting against the outer circumferential wall surface of the filter screen cylinder, so that the bottom cover of the dust cup is opened.

Preferably, one end of the filter screen cylinder is provided with a knob, the outer wall is further provided with a mounting hole for the filter screen cylinder to be inserted along the axial direction, and the knob is arranged at the mounting hole.

Preferably, the knob is provided with a short connecting column inserted into the dust cup along the axial direction of the filter screen cylinder, a support frame is fixedly arranged in the hollow cavity of the filter screen cylinder, and one end of the support frame is detachably connected with the short connecting column so that the filter screen cylinder rotates along with the knob.

Preferably, the other end of the support frame is sleeved with a return torsion spring which drives the filter screen cylinder and the knob to reset, and a support which supports the other end of the support frame is arranged in the dust cup.

Preferably, the filter screen cylinder further comprises a screen cylinder support fastened at the mounting hole, wherein the filter screen cylinder is abutted against the end surface of the inner side of the screen cylinder support in a sealing manner along the axial direction of the filter screen cylinder, and the connecting short column penetrates through the screen cylinder support along the axial direction of the screen cylinder support and is detachably connected with one end part of the support frame; the net drum support is characterized in that a limiting part capable of limiting the rotation angle of the knob is arranged on the end face of the outer side of the net drum support, and a stop block matched with the limiting part is arranged on the end face of the inner side of the knob.

Preferably, an ash scraping plate which is abutted against the outer circumferential wall surface of the filter screen cylinder and used for cleaning the outer circumferential wall surface of the filter screen cylinder is arranged in the dust cup.

Preferably, the linkage structure comprises a lock catch push rod and a bottom cover lock catch, wherein the lock catch push rod is arranged in the dust cup through a push rod spring, the top of the lock catch push rod is abutted against the filter screen cylinder, and the bottom cover lock catch is pivoted in the dust cup through a lock catch torsion spring; when the lock catch push rod is pressed to move downwards, the bottom cover lock catch is pressed downwards by the bottom of the lock catch push rod to enable the hook to be separated from the dust cup bottom cover.

The portable vacuum cleaner comprises the vacuum cleaner assembly.

Compared with the prior art, the utility model, its beneficial effect is: the utility model provides a dust catcher subassembly and follow hand are inhaled, and its knob links with a filter screen section of thick bamboo, and counter-clockwise turning knob 90 drives a filter screen section of thick bamboo and rotates 90 backs, strikes off the dust of filter screen section of thick bamboo mesh department through scraping the ash piece, and a filter screen section of thick bamboo acts on the hasp push rod rotating the in-process simultaneously, backs down the bottom hasp through the hasp push rod, realizes a key and scrapes the ash and fall the ash function, has the convenient advantage of falling the ash.

Drawings

FIG. 1 is a schematic view of the vacuum cleaner assembly and the portable vacuum cleaner of the present invention;

FIG. 2 is a schematic view of the vacuum cleaner assembly and the portable vacuum cleaner of the present invention;

FIG. 3 is a schematic view of the position relationship between the support and the decorative sheet of the present invention;

fig. 4 is one of the schematic structural diagrams of the filter screen cylinder of the present invention;

fig. 5 is a second schematic structural view of the filter screen cylinder of the present invention;

fig. 6 is a schematic structural view of the knob of the present invention;

fig. 7 is one of the structural schematic diagrams of the cup body of the present invention;

fig. 8 is a second schematic structural view of the cup body of the present invention;

fig. 9 is a schematic structural view of the locking push rod of the present invention;

fig. 10 is a schematic structural view of the net drum support of the present invention;

fig. 11 is a schematic view of the position relationship between the positioning block and the net drum support of the present invention;

fig. 12 is a schematic view of the present invention in an initial state;

fig. 13 is a schematic view of the internal structure of the present invention in the initial state;

FIG. 14 is an enlarged schematic view of region A of FIG. 13;

FIG. 15 is a schematic view of the present invention in an ash removal state;

FIG. 16 is a schematic view of the internal structure of the present invention in the ash removal state;

fig. 17 is an enlarged schematic view of a region B in fig. 16.

In the figure: 10. a dust cup; 11. a dust cup holder; 111. mounting holes; 112. a support; 113. a decorative sheet; 114. positioning blocks; 115. a fixed block; 12. a cup body; 13. a dust cup bottom cover; 14. a cover plate; 15. an air inlet cover; 20. a filter screen cylinder; 21. a trigger area; 22. a support frame; 221. a jack; 23. a return torsion spring; 30. a knob; 31. a short connecting column; 311. a clamping block; 32. a stopper; 40. a linkage structure; 41. a locking push rod; 411. sleeving a column seat; 42. a push rod spring; 43. locking the bottom cover; 44. a locking torsion spring; 50. a dust scraping plate; 60. a net drum support; 61. an air outlet; 62. a limiting part; 621. a first limit strip; 622. a second limit strip; 63. a flange; 70. a seal ring; 80. a filter assembly; 90. a body; 91. a handle.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

As shown in fig. 1 to 17, the present invention provides a vacuum cleaner assembly, including: a dust cup 10 defined by an outer wall, a dust cup bottom cover 13 is pivoted on the dust cup 10; a filter screen cylinder 20 which can be rotatably arranged in the dust cup 10, wherein one end of the filter screen cylinder 20 is provided with a knob 30; and the linkage structure 40 located in the dust cup 10, its top end is connected with the filter screen cylinder 20, the bottom end is connected to the dust cup bottom cover 13 releasably; wherein, the interlocking structure 40 is configured to open the dust cup bottom cover 13 under the driving of the filter screen cylinder 20 when the filter screen cylinder 20 rotates, specifically, as shown in fig. 2, fig. 4, fig. 5, fig. 14 and fig. 17, the outer circumferential wall surface of the filter screen cylinder 20 is provided with a trigger area 21, after the knob 30 rotates by a preset angle according to a preset direction, the top end of the interlocking structure 40 is changed from a state of abutting against the trigger area to a state of abutting against the outer circumferential wall surface of the filter screen cylinder 20 so as to open the dust cup bottom cover 13, in the present scheme, the preset direction refers to a counterclockwise direction, it can be understood that, in other embodiments, the filter screen cylinder 20 can also rotate clockwise and counterclockwise to meet the requirements of different users. As shown in fig. 1 and 2, the outer wall is further provided with a mounting hole 111 for inserting the filter screen cylinder 20 along the axial direction thereof, the knob 30 is disposed at the mounting hole 111, and the knob 30 is further provided with a holding portion for facilitating rotation of the knob 30. As shown in fig. 4, 5, 14 and 17, the triggering area 21 is a groove formed on the outer circumferential wall surface of the filter screen cylinder 20, and the bottom of the groove is an arc-shaped surface, so that when the knob 30 is rotated counterclockwise, the top end of the interlocking structure 40 can be smoothly separated from the groove onto the outer circumferential wall surface of the filter screen cylinder 20. When the trigger zone 21 is arc-shaped groove, the middle part is deep and the two ends are shallow (not shown in the figure), at the moment, the filter screen cylinder 20 can rotate clockwise and can rotate anticlockwise, habits of different users are met, and user experience is improved. As shown in fig. 2, 13, 14, 16 and 17, a mounting cavity is formed in the dust cup 10, and the linkage structure 40 is accommodated in the mounting cavity, wherein the top end and the bottom end of the linkage structure 40 respectively extend out of the mounting cavity, and as shown in fig. 2, the mounting cavity is a cavity surrounded by a partition plate formed in the dust cup 10 and a cover plate 14 detachably disposed on the partition plate; in the present solution, as shown in fig. 2, 13, 14, 16 and 17, the linkage structure 40 includes a lock catch push rod 41 disposed in the installation cavity through a push rod spring 42, and the top of the lock catch push rod extends out of the installation cavity to abut against the filter screen cylinder 20, and a bottom cover lock catch 43 pivoted in the installation cavity through a lock catch torsion spring 44, the push rod spring 42 is used for returning the lock catch push rod 41, the lock catch torsion spring 44 is used for returning the bottom cover lock catch 43, a set of column seats 411 is disposed on the lock catch push rod 41, as shown in fig. 7 to 9, a fixing block 115 located below the set of column seats 411 is disposed on the partition plate, the bottom end of the push rod spring 42 abuts against the fixing block 115, and the top end; as shown in fig. 13, 14, 16 and 17, the bottom cover lock catch 43 is formed with a hook which is engaged with the dust cup bottom cover 13 and extends out of the mounting cavity, when the lock catch push rod 41 is pressed to move downward, the bottom cover lock catch 43 is pressed downward by the bottom of the lock catch push rod 41 to disengage the hook from the dust cup bottom cover 13; specifically, the bottom cover lock catch 43 is divided into a lock catch tongue upper area and a lock catch tongue lower area, the dividing line is a pivot shaft, when the filter screen cylinder 20 is driven by the rotation 30 to rotate counterclockwise, the top of the lock catch push rod 41 is separated from the groove, in this process, the filter screen cylinder 20 forces the lock catch push rod 41 to move downward in the installation cavity, so that the bottom of the lock catch push rod 41 presses down the lock catch tongue upper area, the lock catch tongue lower area rotates towards a direction far away from the dust cup bottom cover 13, the hook of the bottom cover lock catch 43 is separated from the dust cup bottom cover 13, and the dust cup bottom cover 13 is opened.

As an embodiment of the present invention, as shown in fig. 1, 2, 3, 13 and 14, a dust cup 10 has a longitudinal axis, an air inlet is disposed on the dust cup 10, an air inlet cover 15 is disposed at the air inlet, a separation chamber which is transversely disposed and substantially cylindrical is formed in the dust cup 10, an air inlet duct Q and a dust collection area M which are located below the separation chamber are further defined in the dust cup 10, the flow direction of the air inlet duct Q is substantially parallel to the longitudinal axis, and a first opening portion which communicates the separation chamber with the air inlet duct Q and a second opening portion which communicates the separation chamber with the dust collection area M are disposed on a chamber wall of the separation chamber; the filter screen cylinder 20 is located in the separation cavity, the filter screen cylinder 20 is hollow cylindrical, mesh holes are formed in the filter screen cylinder 20, air can pass through the filter screen cylinder 20 and flow out of the dust cup 10, an approximately annular air duct for separating dust in dust-containing gas is formed between the separation cavity and the filter screen cylinder 20, the filter screen cylinder 20 is provided with a central axis along the axial direction, the longitudinal axis is basically vertical to the central axis, so that the dust-containing gas in the air inlet duct Q enters the separation cavity along the tangential direction of the filter screen cylinder 20 to realize tangential cyclone separation, the dust in the dust collection area M is directly thrown downwards into the dust collection area M by the dust-containing gas under the action of centrifugal force, part of fine dust which has smaller particles and cannot be thrown into the dust collection area M in time is separated again through the separation cavity, and the dust in the dust collection area M floats downwards in the process of the centrifugally separated dust, thereby effectively avoiding the dust in the dust collecting area M from floating and realizing dust pressing.

As an embodiment of the present invention, as shown in fig. 6 and 4, a coupling short column 31 inserted into the dust cup 10 along the axial direction of the filter screen cylinder 20 is disposed on the knob 30, and a support frame 22 is fixedly disposed in the hollow cavity of the filter screen cylinder 20, wherein one end of the support frame 22 is detachably connected to the coupling short column 31 so that the filter screen cylinder 20 rotates with the knob 30.

As an embodiment of the present disclosure, as shown in fig. 6, a mounting plane N is formed on the connecting short column 31, a resilient arm is formed on the mounting plane N, the resilient arm is a part of the mounting plane N, a slit for separating an edge of the resilient arm from the mounting plane N exists between the resilient arm and the mounting plane N, so that the resilient arm has a good elastic deformation capability, and a latch 311 is disposed on the resilient arm; the supporting frame 22 is provided with a jack 221 for inserting the connecting short column 31, and a bayonet for clamping the clamping block 311 is formed on the hole wall of the jack 221; in this embodiment, the mounting plane N also has a rotation stopping function, so that the connection between the short connecting column 31 and the supporting frame 22 is more stable and reliable.

As an embodiment of the present disclosure, as shown in fig. 3 to 5, a return torsion spring 23 for driving the filter screen cylinder 20 and the knob 30 to return is sleeved on the other end of the supporting frame 22, a support 112 for supporting the other end of the supporting frame 22 is disposed inside the dust cup 10, a torsion spring arm of the return torsion spring 23 is clamped on the supporting frame 22, and the other torsion spring arm is clamped on the support 112; in this scheme, still the shaping has a support hole on the outer wall, and the shaping of support 112 is downthehole at the support, still can dismantle on the support hole to be provided with one and be used for sealing the support 112 and establish the decoration piece 113 in dirt cup 10, decorates piece 113 and flushes mutually with the outer wall, has easy dismounting, pleasing to the eye advantage of big square.

As an embodiment of the present disclosure, as shown in fig. 2 and 10, the present disclosure further includes a net drum support 60 fastened at the mounting hole 111, the net drum support 60 does not rotate with the rotation of the knob 30, an air outlet 61 is disposed on the net drum support 60, the air outlet 61 is an air outlet of the filter net drum 20, wherein the filter net drum 20 is abutted against an inner side end surface of the net drum support 60 in an axial direction of the filter net drum 20, and the connecting short column 31 penetrates through the net drum support 60 in the axial direction of the net drum support 60 and is detachably connected to one end portion of the support frame 22; a sealing ring 70 is also arranged between the net drum bracket 60 and the mounting hole 111. As shown in fig. 10, a limiting portion 62 capable of limiting the rotation angle of the knob 30 is disposed on the outer end surface of the net drum support 60, and as shown in fig. 6, a stopper 32 matched with the limiting portion 62 is disposed on the inner end surface of the knob 30; the limiting part 62 comprises a first limiting strip 621 and a second limiting strip 622, a preset included angle exists between the first limiting strip 621 and the second limiting strip 622 in the circumferential direction of the net drum support 60, the size of the preset included angle is 90 degrees, the moving range of the stop block 32 on the end surface of the inner side of the knob 30 is limited between the first limiting strip 621 and the second limiting strip 622, namely, the rotating angle range of the knob 30 is 0-90 degrees; as shown in fig. 10 and 11, the net drum holder 60 is provided with a flange 63 in the circumferential direction of the outer circumferential wall surface, the flange 63 being used for axial positioning of the net drum holder 60; the mounting hole 111 is further provided with a pair of positioning blocks 114, the positioning blocks 114 are used for positioning the net drum support 60 in the circumferential direction, and after the net drum support 60 is mounted, the pair of positioning blocks 114 are located on two sides of the flange 63, so that the mounting is convenient, rapid and accurate.

As an embodiment of the present solution, as shown in fig. 7, 8, 14 and 17, a dust scraping plate 50 abutting against the outer circumferential wall surface of the filter screen cylinder 20 for cleaning the outer circumferential wall surface of the filter screen cylinder 20 is provided in the dust cup 10; the dust scraping plates 50 are located in the separation cavity, the dust scraping plates 50 extend along the axial direction of the filter screen cylinder 20 and are distributed in the circumferential direction of the filter screen cylinder 20 at equal intervals, as shown in the figure, the number of the dust scraping plates 50 is preferably set to be 3, one dust scraping plate 50 is located at the intersection of the air inlet duct Q and the separation cavity, an extending portion Y enabling the aperture of the intersection of the air inlet duct Q and the separation cavity to be narrowed is further formed on the dust scraping plate 50, the aperture of the intersection of the air inlet duct Q and the separation cavity is the aperture of the first opening portion, the extending portion Y enables wind power entering the separation cavity to be enlarged while the aperture of the first opening portion is reduced, larger centrifugal force is generated in the separation cavity, and separated dust falls into the dust collecting area M. In this scheme, thereby it makes filter screen section of thick bamboo 20 and scrapes the dust that adsorbs on filter screen section of thick bamboo 20 to realize scraping the dust that produces relative motion between the hawk 50 through rotating filter screen section of thick bamboo 20, has the convenient advantage of deashing. As shown in fig. 12 to 14, in the initial state, the top of the latch push rod 41 abuts against the trigger area 21, the hook of the bottom cover latch 43 is engaged with the dust cup bottom cover 13, the dust cup bottom cover 13 is in the closed state, when the knob 30 is rotated counterclockwise by 90 °, at this time, the latch push rod 41 moves downward under the action of the filter screen cylinder 20, the bottom cover latch 43 rotates clockwise under the action of the latch push rod 41 to open the dust cup bottom cover 13, as shown in fig. 15 to 17, when the external force applied to the knob 30 is removed, the knob 30 and the filter screen cylinder 20 are reset under the action of the reset torsion spring 23, the latch push rod 41 is reset under the action of the push rod spring 42, and the bottom cover latch 43 is reset under the action of the latch torsion spring 44. In this scheme, anticlockwise 90 rotatory knobs 30 drive filter screen section of thick bamboo 20 and rotate 90 backs, strike off through scraping the dust that grey piece 50 will filter screen section of thick bamboo 20 mesh department, and filter screen section of thick bamboo 20 acts on hasp push rod 41 simultaneously, backs down bottom hasp 43 through hasp push rod 41, realizes that a key scrapes the ash and falls the ash function, has the convenient advantage of falling the ash.

As an embodiment of the present disclosure, as shown in fig. 1 to 3, a dust cup 10 includes a dust cup holder 11, a cup body 12 detachably disposed on the dust cup holder 11, and a dust cup bottom cover 13 pivotally connected to a bottom of the cup body 12 through a pivot torsion spring, wherein a dust collecting region M is formed in the cup body 12, and an air inlet of the dust cup 10 is located at a bottom of the dust cup holder 11.

A portable suction device, as shown in fig. 1 to 3, comprises a dust collector assembly, a machine body 90 is detachably arranged at the top of a dust cup 10, a handle 91 is arranged on the machine body 90, and a filtering assembly 80 is arranged at an air outlet at the top of the dust cup 10.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. A vacuum cleaner assembly, comprising:

a dust cup (10) defined by an outer wall, on which a dust cup bottom cover (13) is pivoted;

a filter screen drum (20) rotatably disposed within the dirt cup (10); and

the top end of the linkage structure (40) is connected with the filter screen cylinder (20), and the bottom end of the linkage structure is releasably connected with the dust cup bottom cover (13);

wherein the linkage structure (40) is configured to open the dust cup bottom cover (13) under the driving of the filter screen drum (20) when the filter screen drum (20) rotates by the linkage structure (40).

2. The vacuum cleaner assembly of claim 1, wherein the dirt cup (10) has a longitudinal axis, the filter screen cartridge (20) has a central axis along its axial direction, the filter screen cartridge (20) has mesh openings formed therein, and wherein the longitudinal axis is substantially perpendicular to the central axis.

3. The vacuum cleaner assembly of claim 1,

a trigger area (21) is arranged on the outer circumferential wall surface of the filter screen cylinder (20), and after the filter screen cylinder (20) rotates for a preset angle, the top end of the linkage structure (40) is changed from a state of abutting against the trigger area to a state of abutting against the outer circumferential wall surface of the filter screen cylinder (20) so as to open the bottom cover (13) of the dust cup.

4. The vacuum cleaner assembly as claimed in claim 1, wherein a knob (30) is provided at one end of the filter screen cylinder (20), a mounting hole (111) for inserting the filter screen cylinder (20) along an axial direction thereof is further formed on the outer wall, and the knob (30) is provided at the mounting hole (111).

5. The vacuum cleaner assembly as claimed in claim 4, wherein the knob (30) is provided with a coupling post (31) inserted into the dirt cup (10) in an axial direction of the filter screen cartridge (20), and a support bracket (22) is fixedly provided in the hollow cavity of the filter screen cartridge (20), wherein an end of the support bracket (22) is detachably coupled to the coupling post (31) to allow the filter screen cartridge (20) to rotate with the knob (30).

6. The vacuum cleaner assembly as claimed in claim 5, wherein a return torsion spring (23) for returning the filter screen cylinder (20) and the knob (30) is sleeved on the other end of the supporting frame (22), and a support (112) for supporting the other end of the supporting frame (22) is arranged in the dust cup (10).

7. The vacuum cleaner assembly of claim 5,

the filter screen cylinder is characterized by further comprising a screen cylinder support (60) fastened at the mounting hole (111), wherein the filter screen cylinder (20) is in sealing abutment on the inner side end face of the screen cylinder support (60) along the axial direction of the filter screen cylinder, and the connecting short column (31) penetrates through the screen cylinder support (60) along the axial direction of the screen cylinder support (60) and is detachably connected with one end part of the support frame (22);

the end face of the outer side of the net drum support (60) is provided with a limiting part which can limit the rotation angle of the knob (30), and the end face of the inner side of the knob (30) is provided with a stop block (32) matched with the limiting part.

8. The vacuum cleaner assembly as claimed in claim 1, wherein a dust scraping plate (50) abutting against an outer circumferential wall surface of the filter screen cylinder (20) for cleaning the outer circumferential wall surface of the filter screen cylinder (20) is provided in the dust cup (10).

9. The vacuum cleaner assembly as claimed in claim 1, wherein the linkage structure (40) comprises a latch push rod (41) disposed in the dust cup (10) through a push rod spring (42) and having a top abutting against the filter screen drum (20), and a bottom cover latch (43) pivotally connected to the dust cup (10) through a latch torsion spring (44), wherein the bottom cover latch (43) is formed with a hook engaging with the dust cup bottom cover (13), and when the latch push rod (41) is pressed downward, the bottom of the latch push rod (41) presses down the bottom cover latch (43) to disengage the hook from the dust cup bottom cover (13).

10. A hand held cleaner comprising a cleaner assembly according to any one of claims 1 to 9.