Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a dust collector assembly convenient for pouring dust and convenient suction.
The technical scheme adopted for solving the technical problems is as follows: a vacuum cleaner assembly, comprising: the dust cup is defined by the outer wall, and a dust cup bottom cover is pivoted on the dust cup; a filter screen cylinder 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 dust cup bottom cover; wherein, the interlock structure is constructed when the filter screen section of thick bamboo rotates the interlock structure is driven by the filter screen section of thick bamboo and is opened dirt cup bottom.
Preferably, the dirt cup has a longitudinal axis, the filter cartridge has a central axis in its axial direction, and the filter cartridge has a mesh formed thereon, wherein the longitudinal axis is substantially perpendicular to the central axis.
Preferably, a triggering area is arranged on the outer circumferential wall surface of the filter screen cylinder, and when the filter screen cylinder rotates for a preset angle, the top end of the linkage structure is changed from a state of propping against the triggering area to a state of propping against the outer circumferential wall surface of the filter screen cylinder, so that the dust cup bottom cover is opened.
Preferably, a knob is arranged at one end of the filter screen cylinder, a mounting hole for the filter screen cylinder to be inserted in the axial direction of the filter screen cylinder is further formed in the outer wall, and the knob is arranged at the mounting hole.
Preferably, the knob is provided with a connecting stub inserted into the dust cup along the axial direction of the filter screen cylinder, and a supporting frame is fixedly arranged in the hollow cavity of the filter screen cylinder, wherein one end of the supporting frame is detachably connected with the connecting stub so that the filter screen cylinder rotates along with the knob.
Preferably, a return torsion spring for driving the filter screen cylinder and the knob to reset is sleeved on the other end part of the support frame, and a support for supporting the other end part of the support frame is arranged in the dust cup.
Preferably, the filter screen comprises a filter screen cylinder bracket fastened at the mounting hole, wherein the filter screen cylinder is in sealing abutment with the inner side end surface of the filter screen cylinder bracket along the axial direction of the filter screen cylinder, and the connecting short column penetrates through the filter screen cylinder bracket along the axial direction of the filter screen cylinder bracket and is detachably connected with one end part of the support frame; the rotary knob is characterized in that a limiting part capable of limiting the rotation angle of the rotary knob is arranged on the outer side end face of the net barrel support, and a stop block matched with the limiting part is arranged on the inner side end face of the rotary knob.
Preferably, a dust 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 which is arranged in the dust cup through a push rod spring and the top of which is abutted against the filter screen cylinder, and a bottom cover lock catch which is pivoted in the dust cup through a lock catch torsion spring; the bottom cover lock buckle is provided with a clamping hook clamped with the dust cup bottom cover, and when the lock catch push rod is pushed down, the bottom of the lock catch push rod pushes down the bottom cover lock catch so that the clamping hook is separated from the dust cup bottom cover.
A hand-operated suction device comprises the dust collector assembly.
Compared with the prior art, the invention has the beneficial effects that: according to the dust collector assembly and the hand suction device, the knob is linked with the filter screen cylinder, the knob is rotated anticlockwise for 90 degrees, the filter screen cylinder is driven to rotate for 90 degrees, dust at the mesh of the filter screen cylinder is scraped through the dust scraping sheet, meanwhile, the filter screen cylinder acts on the lock catch push rod in the rotating process, the bottom cover lock catch is pushed open by the lock catch push rod, the functions of one-key dust scraping and dust pouring are achieved, and the dust collector assembly and the dust suction device have the advantage of convenience in dust pouring.
Drawings
FIG. 1 is a schematic view of a vacuum cleaner assembly and a hand suction according to the present invention;
FIG. 2 is a schematic view of an exploded view of the vacuum cleaner assembly and the hand suction according to the present invention;
FIG. 3 is a schematic view of the positional relationship between the carrier and the decorative sheet of the present invention;
FIG. 4 is one of the structural schematic diagrams of the filter cartridge of the present invention;
FIG. 5 is a second schematic view of the filter cartridge of the present invention;
FIG. 6 is a schematic view of the structure of the knob of the present invention;
FIG. 7 is one of the schematic structural views of the cup of the present invention;
FIG. 8 is a second schematic view of the structure of the cup of the present invention;
FIG. 9 is a schematic view of a latch push rod of the present invention;
FIG. 10 is a schematic view of the structure of the mesh drum stand of the present invention;
FIG. 11 is a schematic view of the positional relationship between the positioning block and the net drum stand 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 an initial state;
FIG. 14 is an enlarged schematic view of the area A of FIG. 13;
FIG. 15 is a schematic view of the present invention in a deashing state;
FIG. 16 is a schematic view showing the internal structure of the present invention in the ash removal state;
fig. 17 is an enlarged schematic view of the area B in fig. 16.
In the figure: 10. a dust cup; 11. a dust cup seat; 111. a mounting hole; 112. a support; 113. a decorative sheet; 114. a positioning block; 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 zone; 22. a support frame; 221. a jack; 23. a return torsion spring; 30. a knob; 31. a coupling stub; 311. a clamping block; 32. a stop block; 40. a linkage structure; 41. locking the push rod; 411. a sleeve column seat; 42. a push rod spring; 43. a bottom cover lock catch; 44. a latch torsion spring; 50. a scraper plate; 60. a net drum bracket; 61. an air outlet; 62. a limit part; 621. a first limit bar; 622. the second limit bar; 63. a flange; 70. a seal ring; 80. a filter assembly; 90. a body; 91. a handle.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
As shown in fig. 1 to 17, the present invention provides a 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 cylinder 20 rotatably arranged in the dust cup 10, one end of the filter screen cylinder 20 being provided with a knob 30; and a linkage structure 40 in the dust cup 10, the top end of which is connected with the filter screen drum 20 and the bottom end of which is releasably connected with the dust cup bottom cover 13; the linkage structure 40 is configured such that when the filter screen drum 20 rotates, the linkage structure 40 opens the dust cup bottom cover 13 under the driving of the filter screen drum 20, specifically, as shown in fig. 2, 4, 5, 14 and 17, a trigger area 21 is disposed on the outer circumferential wall surface of the filter screen drum 20, and when the knob 30 rotates by a preset angle in a preset direction, the top end of the linkage structure 40 is turned from a state of abutting against the trigger area to a state of abutting against the outer circumferential wall surface of the filter screen drum 20 so as to open the dust cup bottom cover 13. As shown in fig. 1 and 2, the outer wall is further provided with a mounting hole 111 into which the filter screen drum 20 is inserted 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 trigger area 21 is a groove formed on the outer circumferential wall surface of the filter screen drum 20, and the bottom of the groove is an arc surface, so that when the knob 30 is turned counterclockwise, the arc surface can smoothly separate the top end of the linkage structure 40 from the groove to the outer circumferential wall surface of the filter screen drum 20. When the trigger area 21 is a circular arc-shaped groove, and the middle is deep and the two ends are shallow (not shown in the figure), the filter screen cylinder 20 can rotate clockwise and anticlockwise at the moment, so that 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, the linkage structure 40 is accommodated in the mounting cavity, wherein the top end and the bottom end of the linkage structure 40 extend out of the mounting cavity respectively, and as shown in fig. 2, the mounting cavity is a cavity enclosed by a partition plate formed in the dust cup 10 and a cover plate 14 detachably arranged on the partition plate; in this solution, as shown in fig. 2, 13, 14, 16 and 17, the linkage structure 40 includes a latch push rod 41 disposed in the installation cavity through a push rod spring 42, and the top extends out of the installation cavity to abut against the filter screen cylinder 20, and a bottom cover latch 43 pivoted in the installation cavity through a latch torsion spring 44, where the push rod spring 42 is used for returning the latch push rod 41, the latch torsion spring 44 is used for returning the bottom cover latch 43, the latch push rod 41 is provided with a set of column bases 411, as shown in fig. 7 to 9, the partition plate is provided with a fixed block 115 located below the set of column bases 411, and the bottom end of the push rod spring 42 abuts against the fixed block 115, and the top end abuts against the set of column bases 411; as shown in fig. 13, 14, 16 and 17, the bottom cover lock catch 43 is formed with a hook which is clamped with the dust cup bottom cover 13 and extends out of the installation cavity, when the lock catch push rod 41 is pushed down, the bottom of the lock catch push rod 41 pushes down the bottom cover lock catch 43 to separate the hook from the dust cup bottom cover 13; specifically, the bottom cover lock catch 43 is divided into a lock catch tongue upper region and a lock catch tongue lower region, the boundary is a pivot, when the filter screen barrel 20 is driven by the rotation 30 to rotate anticlockwise, the top of the lock catch push rod 41 is separated from the groove, in the process, the filter screen barrel 20 forces the lock catch push rod 41 to move downwards in the installation cavity, so that the bottom of the lock catch push rod 41 presses down the lock catch tongue upper region, the lock catch tongue lower region rotates in a direction away from the dust cup bottom cover 13, and a clamping hook of the bottom cover lock catch 43 is separated from the dust cup bottom cover 13, thereby realizing the opening of the dust cup bottom cover 13.
As an embodiment of the solution, as shown in fig. 1, 2, 3, 13 and 14, the dust cup 10 has a longitudinal axis, an air inlet is arranged on the dust cup 10, an air inlet cover 15 is arranged at the air inlet, a separation chamber which is transversely arranged and is approximately cylindrical is formed in the dust cup 10, an air inlet channel Q and a dust collecting area M which are positioned below the separation chamber are also defined in the dust cup 10, the flow direction of the air inlet channel Q is basically parallel to the longitudinal axis, and a first opening part which enables the separation chamber to be communicated with the air inlet channel Q and a second opening part which enables the separation chamber to be communicated with the dust collecting area M are arranged on the cavity wall of the separation chamber; the filter screen cylinder 20 is located the separation chamber, the filter screen cylinder 20 is hollow cylindric, the shaping has the mesh on the filter screen cylinder 20, the air can pass filter screen cylinder 20 and flow out dirt cup 10, be formed with the annular wind channel that is roughly circular in shape and is arranged in separating out dust in the dust-laden gas between filter screen cylinder 20 and the separation chamber, filter screen cylinder 20 has the central axis along its axial direction, wherein, the longitudinal axis is basically perpendicular with the central axis, make the dust-laden gas in the air inlet channel Q get into the separation chamber along the tangential direction of filter screen cylinder 20 after realizing tangential cyclone separation, dust-laden gas makes the dirt that the centrifugation separates directly get into dust collection region M downwards under the effect of centrifugal force, and the less thin ash of granule that partly fails in time to get into dust collection region M carries out the re-separation through the separation chamber, the dust that the centrifugation separates out in-process that dust in dust collection region M falls downwards, thereby effectively avoid dust in dust collection region M to float, realize pressing.
As an embodiment of the present solution, as shown in fig. 6 and 4, a coupling post 31 inserted into the dust cup 10 along the axial direction of the filter screen drum 20 is provided on the knob 30, and a support frame 22 is fixedly provided in the hollow cavity of the filter screen drum 20, wherein one end of the support frame 22 is detachably connected to the coupling post 31 so that the filter screen drum 20 rotates along with the knob 30.
As an embodiment of the present solution, as shown in fig. 6, a mounting plane N is formed on the connecting post 31, an elastic arm is formed on the mounting plane N, the elastic arm is a part of the mounting plane N, a slit for disconnecting a part of the edge of the elastic arm from the mounting plane N is formed between the elastic arm and the mounting plane N, so that the elastic arm has a better elastic deformation capability, and a clamping block 311 is provided on the elastic arm; the support frame 22 is provided with a jack 221 for inserting the connecting short column 31, and the hole wall of the jack 221 is formed with a bayonet for clamping the clamping block 311; in this embodiment, the mounting plane N also has a rotation-blocking effect, so that the connection of the coupling stud 31 to the support 22 is more stable and reliable.
As an embodiment of the scheme, as shown in fig. 3 to 5, a return torsion spring 23 for driving the filter screen cylinder 20 and the knob 30 to reset is sleeved on the other end part of the support frame 22, a support 112 for supporting the other end part of the support frame 22 is arranged in the dust cup 10, one torsion spring arm of the return torsion spring 23 is clamped on the support frame 22, and the other torsion spring arm is clamped on the support 112; in this scheme, still the shaping has the support hole on the outer wall, and support 112 shaping is downthehole at the support, still can dismantle on the support hole and be provided with one and be used for sealing up the decorative sheet 113 of establishing in dirt cup 10 with support 112, and decorative sheet 113 flushes with the outer wall mutually, has easy dismounting, elegant appearance's advantage.
As an embodiment of the present solution, as shown in fig. 2 and 10, the device further includes a mesh drum support 60 fastened at the mounting hole 111, the mesh drum support 60 does not rotate along with the rotation of the knob 30, an air outlet 61 is provided on the mesh drum support 60, the air outlet 61 is an air outlet of the filter drum 20, wherein the filter drum 20 is sealed against an inner side end surface of the mesh drum support 60 along an axial direction thereof, and the connection post 31 penetrates through the mesh drum support 60 along the axial direction of the mesh drum support 60 and is detachably connected with one end portion of the support 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 part 62 which can limit the rotation angle of the knob 30 is arranged on the outer end surface of the net drum bracket 60, and a stop block 32 matched with the limiting part 62 is arranged on the inner end surface of the knob 30 as shown in fig. 6; the limiting part 62 comprises a first limiting bar 621 and a second limiting bar 622, wherein a preset included angle is formed between the first limiting bar 621 and the second limiting bar 622 in the circumferential direction of the net drum bracket 60, the size of the preset included angle is 90 degrees, and the movable range of the stop block 32 on the inner side end surface of the knob 30 is limited between the first limiting bar 621 and the second limiting bar 622, namely, the rotation angle range of the knob 30 is 0-90 degrees; as shown in fig. 10 and 11, a flange 63 is provided in the circumferential direction of the outer circumferential wall surface of the net drum stand 60, the flange 63 being used for axial positioning of the net drum stand 60; the mounting hole 111 is provided with a pair of positioning blocks 114, and the positioning blocks 114 are used for positioning the net drum bracket 60 in the circumferential direction, and after the net drum bracket 60 is mounted, the pair of positioning blocks 114 are positioned on two sides of the flange 63, so that the mounting device has the advantages of convenience, rapidness and accuracy in mounting.
As an example of the present embodiment, as shown in fig. 7, 8, 14 and 17, a dust scraping plate 50 for cleaning the outer circumferential wall surface of the filter screen drum 20 is provided in the dust cup 10 so as to abut against the outer circumferential wall surface of the filter screen drum 20; the ash scraping plates 50 are located in the separation cavity, the ash scraping plates 50 extend along the axial direction of the filter screen drum 20 and are distributed in the circumferential direction of the filter screen drum 20 at equal intervals, as shown in the figure, the number of the ash scraping plates 50 is preferably 3, one ash scraping plate 50 is located at the junction of the air inlet air channel Q and the separation cavity, an extension part Y which enables the caliber of the junction of the air inlet air channel Q and the separation cavity to be narrowed is further formed on the ash scraping plate 50, the caliber of the junction of the air inlet air channel Q and the separation cavity is the caliber of the first opening part, and the wind force entering the separation cavity is increased when the caliber of the first opening part is reduced by the extension part Y, so that larger centrifugal force is generated in the separation cavity, and separated dust falls into the dust collecting area M. In this scheme, thereby through rotating filter screen section of thick bamboo 20 make and produce relative motion between filter screen section of thick bamboo 20 and the ash scraping plate 50 realize scraping the dust that adsorbs on filter screen section of thick bamboo 20, have 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, the rotation angle is 90 °, at this time, the latch push rod 41 moves downward under the action of the filter screen drum 20, the bottom cover latch 43 rotates clockwise under the action of the latch push rod 41, and the dust cup bottom cover 13 is opened, 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 drum 20 are reset under the action of the return 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 knob 30 drives filter screen section of thick bamboo 20 and rotates 90 back, scrapes the dust of filter screen section of thick bamboo 20 mesh department through scraping the ash piece 50, and filter screen section of thick bamboo 20 acts on hasp push rod 41 simultaneously, and bottom hasp 43 is jacked through hasp push rod 41, realizes that a key scrapes ash and falls the ash function, has the convenient advantage of falling ash.
As an embodiment of the present solution, as shown in fig. 1 to 3, the dust cup 10 includes a dust cup seat 11, a cup body 12 detachably disposed on the dust cup seat 11, a dust cup bottom cover 13 pivotally connected to the bottom of the cup body 12 by a pivotally connected torsion spring, a dust collecting area M formed in the cup body 12, and an air inlet of the dust cup 10 located at the bottom of the dust cup seat 11.
As shown in fig. 1 to 3, the portable vacuum cleaner comprises a vacuum cleaner 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 hole at the top of the dust cup 10.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.