Dust suction device and self-cleaning method thereof
阅读说明:本技术 一种吸尘装置及其自清洁方法 (Dust suction device and self-cleaning method thereof ) 是由 余成龙 于 2020-07-20 设计创作,主要内容包括:本发明是一种吸尘装置及其自清洁方法,包括集尘桶和风机,集尘桶包括桶体、分离件,桶体有进口和出口,桶体内形成有旋风分离腔,分离件安装在旋风分离腔中,进口与旋风分离腔中分离件的外侧腔体连通;还包括连接通道和抽屉装置,桶体内还形成与旋风分离腔密封分隔的水过滤腔,连接通道连接两个腔室;连接通道设有导管延伸至水过滤腔的底部,出口与该水过滤腔连通,出口形成在或延伸至水过滤腔的顶部,在集尘桶内形成吸尘通道;还包括挡板,导管将空气导向挡板和水过滤腔内壁形成的冲击腔室,使得空气与水充分接触,小颗粒灰尘溶解。本发明的对集尘桶的内部结构进行了改进,使得集尘桶内的原有旋风过滤结构能够更好的配合水过滤装置过滤细小颗粒。(The invention relates to a dust collection device and a self-cleaning method thereof, comprising a dust collection barrel and a fan, wherein the dust collection barrel comprises a barrel body and a separating piece, the barrel body is provided with an inlet and an outlet, a cyclone separation cavity is formed in the barrel body, the separating piece is arranged in the cyclone separation cavity, and the inlet is communicated with an outer cavity of the separating piece in the cyclone separation cavity; the cyclone separation device comprises a cyclone separation cavity, a connecting channel and a drawer device, wherein a water filter cavity hermetically separated from the cyclone separation cavity is formed in the barrel body, and the connecting channel is connected with two cavities; the connecting channel is provided with a conduit which extends to the bottom of the water filtering cavity, an outlet is communicated with the water filtering cavity, the outlet is formed at or extends to the top of the water filtering cavity, and a dust collection channel is formed in the dust collection barrel; the dust collector also comprises a baffle plate, and the guide pipe guides air to an impact chamber formed by the baffle plate and the inner wall of the water filtering chamber, so that the air is fully contacted with water, and small particle dust is dissolved. The internal structure of the dust collection barrel is improved, so that the original cyclone filtering structure in the dust collection barrel can be better matched with a water filtering device to filter fine particles.)
1. A dust collection device comprises a dust collection barrel and a fan, wherein the fan draws air into the dust collection barrel, the dust collection barrel comprises a barrel body and a separating piece, the barrel body is provided with an inlet and an outlet, a cyclone separation cavity is formed in the barrel body, the separating piece is installed in the cyclone separation cavity, and the inlet is communicated with an outer cavity of the separating piece in the cyclone separation cavity; the water filter is characterized by further comprising a connecting channel and a drawer device, a water filter cavity hermetically separated from the cyclone separation cavity is formed in the barrel, and one side of the connecting channel is communicated with the inner side cavity of the separation piece in the cyclone separation cavity; the other side of the connecting channel is connected with a guide pipe, the guide pipe extends to the bottom of the water filtering cavity, the outlet is communicated with the water filtering cavity, the outlet is formed at or extends to the top of the water filtering cavity, and a dust collection channel along the inlet, the cyclone separation cavity, the connecting channel, the guide pipe, the water filtering cavity and the outlet is formed in the dust collection barrel; the baffle is erected on the inner wall of the water filter cavity, a cavity with one side open is formed by surrounding the inner wall of the water filter cavity, and the tail end of the guide pipe faces towards the cavity or extends into the cavity from the tail end of the guide pipe.
2. The dust collector as claimed in claim 1, further comprising a cleaning dust collecting barrel mode, when entering the cleaning dust collecting barrel mode, the cyclone separation chamber and the water filter chamber are washed by absorbing water from the inlet along the dust collecting channel, the water filter chamber is further provided with a limiting device for limiting water to flow out from the outlet, the water filter chamber and the cyclone separation chamber are both provided with a discharging device for discharging cleaned water, and the discharging device in the cyclone separation chamber is a drawer device; the drawer device is detachably arranged on the barrel body, extends to the lower part of the cyclone separation cavity corresponding to the separating piece from the barrel body and is used for collecting the garbage separated by the separating piece.
3. The dust suction device as claimed in claim 2, wherein the outlet is an outlet pipe which extends to the top of the water filter chamber and is provided with a notch at the corresponding top position; the limiting device comprises a blocking block and a guide groove, wherein the blocking block floats along with the water level in the water filtering cavity, the blocking block floats along with the water level in the filtering cavity in the guide groove, and the water level lower than the notch enables the blocking block to float upwards to the position blocking the notch.
4. A vacuum cleaner as claimed in claim 3, wherein the aperture is formed in a direction opposite to the position of the baffle, and the guide slot extends to the top of the water filter chamber.
5. The dust collection device of claim 2, wherein the barrel body comprises a barrel cover and a barrel body, a partition plate is arranged in the barrel body, the barrel cover covers the barrel body and is in butt sealing fit with the partition plate, a cyclone separation cavity and a water filter cavity are formed inside and outside the partition plate, at least one interlayer is formed in the partition plate, the inlet is arranged in the interlayer, and the position of the inlet communicated with the cyclone separation cavity is arranged in a tangent mode with the inner wall of the partition plate.
6. The vacuum cleaner of claim 5, wherein the outlet and the restricting device are disposed along the divider plate, and the bucket body further comprises a first sealing member, the first sealing member comprises a sealing ring and a sealing plate, the sealing ring is disposed at a position where the bucket cover and the bucket body are covered, and the sealing plate is disposed to cover at least the divider plate.
7. The suction device as claimed in claim 5, wherein the connection passage is provided on the tub cover, an outer wall of the connection passage forms a handle structure, the sealing plate is provided with an opening at a position corresponding to the connection passage in the partition plate, and the separating member is mounted on the tub cover to clamp the sealing plate to be sealed, such that the opening is positioned corresponding to the separating member.
8. The vacuum cleaner of claim 1, wherein the tub has a second seal thereon, and the drawer assembly is mounted on the tub such that the drawer assembly remains sealed to the tub.
9. The suction device of claim 8, wherein the drawer arrangement includes a snap fit that compresses the drawer arrangement against the second seal when the drawer arrangement is mounted to the tub.
10. A self-cleaning method using the dust suction apparatus as claimed in any one of claims 3 to 7, comprising the steps of:
water is sucked into the dust collection barrel from the inlet to flush the cyclone filter chamber and the water filter chamber;
as the water level in the water filter chamber rises, the limiting device floats upwards to the position blocking the outlet, so that the suction force generated by the fan disappears, and the inlet stops absorbing water;
and respectively opening the discharging devices of the cyclone filter chamber and the water filter chamber to discharge the water in the dust collection barrel from the dust collection barrel.
Technical Field
The invention relates to the field of cleaning tools, in particular to a dust suction device and a self-cleaning method thereof.
Background
In a cleaning tool with a fan for dust collection, an HEPA filter screen (high efficiency air filter) is often required to be arranged in front of the fan and used for filtering fine particles, fibers and the like brought out from a dust collection barrel by air, and the particles can not be thoroughly filtered through a cyclone separation structure in the dust collection barrel and can be blocked by the HEPA filter screen, so that a user needs to frequently disassemble the HEPA filter screen to clean fine particle dust attached to the HEPA filter screen, and the suction effect of the fan behind the HEPA filter screen blocked by the dust is avoided, so that the suction force of a ground brush of the cleaning tool is prevented from being reduced and the dust with heavy lifting weight can not be sucked; in order to improve the filtering effect of the dust collection barrel for filtering fine particles and fibers, a water filtering system can be additionally arranged in the dust collection barrel to replace a traditional filter screen for filtering fine particles and fibers, so that the problems that the air suction of a fan is not smooth due to excessive accumulation of fine particles and fibers on the filter screen, the suction force generated by a cleaning tool cannot suck dirt on the ground are avoided, and inconvenience in use of a user is caused due to the fact that the water filtering system and the traditional cyclone filtering system of the dust collection barrel cannot be well compatible.
Disclosure of Invention
The invention aims to solve the technical problems and provides a dust collecting device and a self-cleaning method thereof.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a dust collection device comprises a dust collection barrel and a fan, wherein the fan draws air into the dust collection barrel, the dust collection barrel comprises a barrel body and a separating piece, the barrel body is provided with an inlet and an outlet, a cyclone separation cavity is formed in the barrel body, the separating piece is installed in the cyclone separation cavity, and the inlet is communicated with an outer cavity of the separating piece in the cyclone separation cavity; the water filter is characterized by further comprising a connecting channel and a drawer device, a water filter cavity hermetically separated from the cyclone separation cavity is formed in the barrel, and one side of the connecting channel is communicated with the inner side cavity of the separation piece in the cyclone separation cavity; the other side of the connecting channel is connected with a guide pipe, the guide pipe extends to the bottom of the water filtering cavity, the outlet is communicated with the water filtering cavity, the outlet is formed at or extends to the top of the water filtering cavity, and a dust collection channel along the inlet, the cyclone separation cavity, the connecting channel, the guide pipe, the water filtering cavity and the outlet is formed in the dust collection barrel; the baffle is erected on the inner wall of the water filter cavity, a cavity with one side open is formed by surrounding the inner wall of the water filter cavity, and the tail end of the guide pipe faces towards the cavity or extends into the cavity from the tail end of the guide pipe.
According to the dust collection barrel, dust sucked by the fan enters the cyclone separation cavity for separation, larger-sized garbage can be retained in the cyclone separation cavity under the action of centrifugal force through the separating piece in the cyclone separation cavity and the weight of the garbage per se, dust with smaller size can pass through the separating piece and enter the water filter cavity for filtration, the air containing small-particle dust is sent to the bottom of the water filter cavity through the channel to be filtered by water, the two cavities are matched to fully filter the dust of particles with various sizes, the influence of the fan behind the dust collection barrel by the small-particle dust is avoided, the cyclone separation cavity is arranged in front of the water filter cavity, the large-particle garbage can be separated, thereby avoiding the need of filtering water and large-particle garbage such as large-size fiber, plastic and other materials, if the water is filtered, the water can be attached to the wall of the water filtering cavity, so that a user can difficultly clean large-particle impurities; the sucked air is guided to the bottom of the water filter cavity through the guide pipe, and the outlet of the water filter cavity is arranged at the top of the water filter cavity, so that the air can be fully contacted and mixed with the water stored at the bottom of the water filter cavity, and the water can fully dissolve and filter small particle dust in the air; and in order to ensure that the air blown out from the guide pipe can be fully mixed with the water in the water filter cavity to dissolve the small particle dust, a baffle is also arranged in the water filter cavity, the baffle is matched with a cavity formed by the inner wall of the water filter cavity in the water filter cavity, the guide pipe guides the air into the cavity to form a structure for impacting the cavity, and the air is continuously blown into the cavity through the guide pipe, so that the air and the water or the wall of the cavity are impacted with each other, and the small particle dust in the air is accelerated to be dissolved in the water.
The dust collecting device comprises a dust collecting barrel cleaning mode, when the dust collecting barrel cleaning mode is started, a cyclone separation cavity and a water filter cavity are washed by water absorbed from an inlet along a dust absorption channel, a limiting device for limiting water to flow out of an outlet is further arranged in the water filter cavity, discharging devices for discharging cleaned water are arranged in the water filter cavity and the cyclone separation cavity, and the discharging devices in the cyclone separation cavity are drawer devices; the drawer device is detachably arranged on the barrel body, extends to the lower part of the cyclone separation cavity corresponding to the separating piece from the barrel body and is used for collecting the garbage separated by the separating piece. In the air suction process, small-particle dust in the air can be attached to each wall surface of the air suction channel, users are difficult to clean some hidden positions such as the inside of a separating piece, the inside of a connecting channel and the inside of a guide pipe, and the users can possibly clean the dust collection barrel effectively only after the dust collection barrel is integrally disassembled; meanwhile, in order to avoid sucking the water for cleaning into the fan behind the dust collecting barrel, a limiting device for limiting the water flowing out from the outlet is arranged in the water filter cavity; when the dust collection barrel collects dust, the drawer device can collect large-particle garbage separated by the separating piece, and the drawer device can conveniently draw out the garbage collected by dumping from the barrel body; after the dust collecting barrel enters a cleaning dust collecting barrel mode, the drawer device can also be used as a drainage device to drain accumulated water left after cleaning in the cyclone filter chamber.
Furthermore, the outlet is an outlet pipeline which extends to the top of the water filter cavity, and a notch is formed in the corresponding top position of the outlet pipeline; the limiting device comprises a blocking block and a guide groove, wherein the blocking block floats along with the water level in the water filtering cavity, the blocking block floats along with the water level in the filtering cavity in the guide groove, and the water level lower than the notch enables the blocking block to float upwards to the position blocking the notch. Along with the increase of water sucked in the filter cavity, the blocking block floats upwards to the position for blocking the notch, so that the suction force generated by the fan is reduced or disappears, the water cannot be continuously sucked into the dust collection barrel, and the water is prevented from leaking from the notch; the guide groove limits the floating direction of the blocking block, and ensures that the blocking block can accurately float to the position of the blocking notch.
Furthermore, the opening direction of the notch is opposite to the position of the baffle, and the guide groove extends to the top of the water filtering cavity. The opening direction of the notch is optimized, so that air flows to the notch after flowing out of the impact chamber formed by the baffle, can enter the notch only by at least bypassing the outlet pipeline forming the notch and the wall forming the guide groove, and is limited by the outlet pipeline and the guide groove, so that small particle dust in the air is fully mixed with water again to be dissolved or attached to the outer walls of the outlet pipeline and the guide groove, and the up-and-down movement of the blocking block in the guide groove can not be influenced.
Still further, the staving includes bung and ladle body, be provided with the division board in the ladle body, the bung lid fits on the ladle body, and with the sealed cooperation of division board counterbalance, form whirlwind separation chamber and water filter chamber inside and outside the division board, form at least one intermediate layer in the division board, the import sets up in the intermediate layer, and the position that this import communicates whirlwind separation chamber with the inner wall tangent setting of division board. The inlet is arranged in the interlayer of the partition plate, and the wall structure of the partition plate is utilized to form the inlet, so that the space of the dust collecting barrel can be saved, and the structure of the dust collecting barrel is more compact; and in the position of import intercommunication whirlwind separation chamber, set the direction of import to the direction tangent with the inner wall in whirlwind separation chamber for the inspiratory air of import can be under the inner wall effect in whirlwind separation chamber quick formation whirlwind wind channel, make its can with the separator cooperation separates out large granule rubbish.
Still further, the outlet and the limiting device are arranged along the partition plate, the barrel body further comprises a first sealing element, the first sealing element comprises a sealing ring and a sealing plate, the sealing ring is arranged at the covering position of the barrel cover and the barrel body, and the position of the sealing plate at least covers the partition plate. The sealing structure can keep the sealing of the water filtering cavity and the cyclone separation cavity.
Still further, the connecting channel is arranged on the barrel cover, the outer wall of the connecting channel forms a handle structure, the sealing plate is provided with an opening at a position corresponding to the connecting channel in the corresponding partition plate, the separating piece is arranged on the barrel cover to clamp the sealing plate for sealing, and the position of the opening corresponds to the position of the separating piece. The handle is used as the connecting channel, so that the structure of the dust collecting barrel is more compact, and the handle can also play a role in settling dust in the air.
And furthermore, a second sealing piece is arranged on the barrel body, and the drawer device and the barrel body are kept sealed when the drawer device is arranged on the barrel body. The drawer arrangement is enabled to remain sealed during the self-cleaning process.
Still further, the drawer arrangement includes a fastener that compresses the drawer arrangement against the second seal when the drawer arrangement is mounted on the tub. The fastener provides a force for pressing the second sealing element for the drawer device, so that the drawer device and the second sealing element have better sealing effect, and further water leakage is prevented.
A self-cleaning method applying the dust suction device comprises the following steps:
water is sucked into the dust collection barrel from the inlet to flush the cyclone filter chamber and the water filter chamber;
as the water level in the water filter chamber rises, the limiting device floats upwards to the position blocking the outlet, so that the suction force generated by the fan disappears, and the inlet stops absorbing water;
and respectively opening the discharging devices of the cyclone filter chamber and the water filter chamber to discharge the water in the dust collection barrel from the dust collection barrel.
Drawings
FIG. 1 is a perspective view of a dust collection bucket of the present invention;
FIG. 2 is an exploded view of the dust collecting bucket of the present invention;
FIG. 3 is a cross-sectional view of a dust collecting tub of the present invention;
fig. 4 is a perspective view of a tub cover of the present invention;
FIG. 5 is an exploded view of the dust collecting bucket of the present invention;
FIG. 6 is a perspective view of the toilet bowl of the present invention;
FIG. 7 is a cross-sectional view of another angle of the dust collecting bucket of the present invention;
FIG. 8 is an exploded view of the dust collecting bucket of the present invention;
fig. 9 is an exploded view of the drawer arrangement of the present invention.
Detailed Description
A dust suction apparatus and a self-cleaning method thereof according to the present invention will be described with reference to FIGS. 1 to 9.
As shown in fig. 1 to 9, a dust suction device comprises a dust collecting barrel and a fan, wherein the fan draws air into the dust collecting barrel, the dust collecting barrel comprises a barrel body, a separating part 132 and a connecting
The two cavities are matched to fully filter dust of particles with various sizes, so that a fan behind the dust collection barrel is prevented from being influenced by small-particle dust, the cyclone separation cavity is arranged in front of the water filter cavity, large-particle garbage can be separated, and therefore water filtration is not needed, the large-particle garbage such as large-size fibers, plastics and other materials can be attached to the wall of the water filter cavity if the large-particle garbage is filtered by water, and a user is difficult to clean large-particle impurities; the dust collection barrel can extend the dust collection channel to suck water to automatically clean the interior of the dust collection barrel, and the arrangement relation of the cavity in the dust collection barrel also prevents large-size garbage from blocking the discharge device, so that water in the cleaning water filter chamber cannot be normally discharged; meanwhile, in order to avoid sucking the water for cleaning into the fan behind the dust collecting barrel, a limiting device for limiting the water flowing out from the outlet is arranged in the water filter cavity.
As shown in fig. 2 and 3, the drainage device in the water filter chamber comprises a
As shown in fig. 1 to 9, the barrel body includes a barrel cover 2 and a barrel body 1, a
The outlet is an
As shown in fig. 7, fig. 7 is a sectional view of the dust collecting tub taken along a junction of the
As shown in fig. 3 and 7, the dust collecting device further comprises a
As shown in fig. 2 and 7, the opening direction of the
The present application also provides a more preferable solution for the position selection of the
As shown in fig. 4, in the first sealing member 4, the
As shown in fig. 4 and 6, the
A
The barrel cover 2 is further provided with a
The present application further provides an embodiment in which a handle of the dust collecting bucket is used as the
As shown in fig. 8 and 9, the discharging device in the cyclone chamber is a
As shown in fig. 9, the
The
The cup body 161 is provided with an abutting block 161a for abutting against the spring, the other side of the spring abuts against the fastener 162, the fastener 162 is provided with a limiting column 162a, and the spring is sleeved on the limiting column 162a so as to avoid the position of the spring from deviating; the snap tab 162b snaps into the snap groove 133 such that the sealing surface 163d on the panel 163 can press against the second seal 18 to form a mating seal.
A self-cleaning method applying the dust suction device comprises the following steps:
water is sucked into the dust collection barrel from the inlet to flush the cyclone filter chamber and the water filter chamber;
as the water level in the water filter chamber rises, the limiting device floats upwards to the position blocking the outlet, so that the suction force generated by the fan disappears, and the inlet stops absorbing water;
and respectively opening the discharging devices of the cyclone filter chamber and the water filter chamber to discharge the water in the dust collection barrel from the dust collection barrel.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
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