CN204971110U - Dust -collecting box and dust catcher of multistage dust absorption - Google Patents
Dust -collecting box and dust catcher of multistage dust absorption Download PDFInfo
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- CN204971110U CN204971110U CN201520629182.9U CN201520629182U CN204971110U CN 204971110 U CN204971110 U CN 204971110U CN 201520629182 U CN201520629182 U CN 201520629182U CN 204971110 U CN204971110 U CN 204971110U
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Abstract
The utility model relates to a dust -collecting box and dust catcher of multistage dust absorption has solved thick dirt and the unable effective isolation's of thick dirt filter problem. A dust -collecting box of multistage dust absorption, includes the casing, is located the first filter chamber of casing, sets up at the thick dirt filter of first filter chamber, the second filter chamber that is located the casing and the setting thin dirt filter at the second filter chamber, thick dirt filter includes that thick dirt filters the urceolus and filters the inner tube with the thick dirt of setting in thick dirt filters the urceolus, thick dirt filters the urceolus and is equipped with the air intake, thick dirt filters the inner tube and is equipped with the air outlet, be connected with the guide duct between air outlet and the thin dirt filter, thick dirt filters the urceolus bottom lock, and its lateral wall still is equipped with the dust exhaust mouth, the thick filterable thick dirt of dirt filter warp the dust exhaust mouth emits into in the first filter chamber.
Description
Technical field
The utility model relates to a kind of dust-collecting box and dust catcher of multistage dust suction.
Background technology
Existing dust catcher comprises housing, be positioned at the first filter chamber of housing, be arranged on the thick dirt filter of the first filter chamber, be positioned at the second filter chamber of housing and be arranged on the thin dirt filter of the second filter chamber, wherein, entered in the first filter chamber by the thick dirt of thick dirt metre filter, entered in the second filter chamber by the thin dirt of thin dirt metre filter.But under the effect of cleaner motor suction, the thick dirt of part in the first filter chamber can be sucked in thick dirt filter again, this can cause thick dirt and thick dirt filter effectively to isolate.
Summary of the invention
Problem to be solved in the utility model is just to provide a kind of dust-collecting box and dust catcher of multistage dust suction, to realize thick dirt and thick dirt filter is effectively isolated.
For solving the problem, the utility model provides following technical scheme:
A kind of dust-collecting box of multistage dust suction, comprise housing, be positioned at the first filter chamber of housing, be arranged on the thick dirt filter in the first filter chamber, be positioned at the second filter chamber of housing and be arranged on the thin dirt filter of the second filter chamber, described thick dirt filter comprises thick dirt and filters urceolus and be arranged on the thick dirt filtration inner core in thick dirt filtration urceolus, described thick dirt filters urceolus and is provided with air inlet, described thick dirt filters inner core and is provided with air outlet, guide duct is connected with between described air outlet and thin dirt filter, described thick dirt filters urceolus bottom lock, and its sidewall is also provided with dust-exhausting port, the thick dirt of described thick dirt metre filter enters in the first filter chamber through described dust-exhausting port.
Dust-collecting box of the present utility model, be provided with thick dirt filter and thin dirt filter, thick dirt filter realizes the once filtration of charge air flow, and thick dirt is separated, and thin dirt filter realizes the secondary filter of charge air flow, and thin dirt is separated.At thick dirt filtration stage, extraneous air is introduced in thick dirt filter by the air inlet that thick dirt filters urceolus, and filter urceolus and thick dirt at thick dirt and filter between inner core and form eddy flow, eddy flow is through dust-exhausting port, utilize centrifugal action that thick dirt is thrown away thick dirt filter, the thick dirt be thrown out of falls in the first filter chamber.Filter on the sidewall of urceolus because dust-exhausting port is opened in thick dirt, filter the diapire of urceolus across thick dirt between first filter chamber of below and the inner space of thick dirt filter, the thick dirt being separated to the first filter chamber can not be subject to the impact of air-flow in thick dirt filter and come back in thick dirt filter, realizes effective isolation of thick dirt and thick dirt filter.
Further, described thick dirt filters urceolus open upper end, and described thick dirt filtration inner core comprises cover plate and by the filter cylinder of cover plate to downward-extension, described cover plate is arranged on the open upper end place that thick dirt filters urceolus, described filter cylinder sidewall is provided with filter bores, and described air outlet arranges on the cover board and is communicated with filter cylinder.Design like this, simplifies the structure of thick dirt filter.
Further, described thin dirt filter comprises up big and down small cone cylinder, the described upper and lower two ends of cone cylinder are opened wide respectively, the position at described housing correspondence cone cylinder open at its lower end place is provided with boss, be provided with gap between described boss and cone cylinder open at its lower end place, the thin dirt of described thin dirt metre filter enters in the second filter chamber through gap.Design like this, the charge air flow in cone cylinder can not screw in the second filter chamber, be disposed to dust-collecting box from the centre position of cone cylinder to avoid the thin dirt in the second filter chamber.
Further, described housing comprises upper cover, dust-collecting cylinder and removable base, and described boss is arranged on base.Design like this, conveniently detachable boss.
Further, described guide duct is arranged on the open upper end place of cone cylinder, and described guide duct is connected with discharge pipe, and described cone cylinder is communicated with by described discharge pipe with between upper cover, is covered with exhaust outlet on described.Design like this, discharge pipe, without the need to being connected with upper cover, simplifies the structure of discharge pipe.
Further, described guide duct is provided with spiral aviation baffle, and described spiral aviation baffle is centered around discharge pipe week side.Design like this, spiral aviation baffle guides charge air flow to screw in cone cylinder, interferes with the charge air flow in cone cylinder to avoid the charge air flow in guide duct.
Further, described exhaust outlet is provided with filter screen.Design like this, filter screen realizes filtering for three times of charge air flow.
Further, described cone cylinder and thick dirt filtration urceolus are connected with dust-collecting cylinder respectively.Design like this, simplifies the structure of dust-collecting box.
Further, described dust-collecting cylinder is provided with dust-separation cylinder, and described cone cylinder is shaped in inside dust-separation cylinder, and described dust-separation cylinder and base surround the second filter chamber, and described dust-separation cylinder, base and dust-collecting cylinder surround the first filter chamber.Dust-separation cylinder can avoid the second filter chamber to be communicated with the first filter chamber.
A kind of dust catcher, comprises the dust-collecting box of the multistage dust suction described in above-mentioned arbitrary technical scheme.
Accompanying drawing explanation
Fig. 1 is the front view of dust-collecting box in the utility model preferred embodiment;
Fig. 2 is the sectional view at A-A place in Fig. 1;
Fig. 3 is the sectional view at B-B place in Fig. 1;
Fig. 4 is the sectional view at C-C place in Fig. 1;
Fig. 5 is the sectional view at G-G place in Fig. 1;
Fig. 6 is the sectional view at H-H place in Fig. 1;
Fig. 7 is the stereogram of dust-collecting cylinder and guide duct in the utility model preferred embodiment;
Fig. 8 is the stereogram of dust-collecting cylinder in the utility model preferred embodiment;
Fig. 9 is the stereogram of guide duct and discharge pipe in the utility model preferred embodiment;
Figure 10 is the stereogram that in the utility model preferred embodiment, thick dirt filters inner core;
Figure 11 is the stereogram of thick dirt filter in the utility model preferred embodiment.
Detailed description of the invention
With reference to Fig. 1, Fig. 2 and Fig. 8, a kind of dust-collecting box of multistage dust suction, comprise housing 1, be positioned at the first filter chamber 10 of housing 1, be arranged on the thick dirt filter 2 in the first filter chamber 10, be positioned at the second filter chamber 20 of housing 1 and be arranged on the thin dirt filter of the second filter chamber 20, thick dirt filter 2 comprises thick dirt and filters urceolus 21 and be arranged on the thick dirt filtration inner core 22 in thick dirt filtration urceolus 21, thick dirt filters urceolus 21 and is provided with air inlet 2111, thick dirt filters inner core 22 and is provided with air outlet 2211, guide duct 5 is connected with between air outlet 2211 and thin dirt filter.
With reference to Fig. 2, Fig. 3 and Fig. 6, enter extraneous air in thick dirt filter 2 filter urceolus 21 and thick dirt at thick dirt and filters between inner core 22 and form eddy flow by air inlet 2111, the sidewall direction that thick dirt filters urceolus 21 due to the effect of centrifugal force to thick dirt is moved.In the present embodiment, the sidewall 213 of thick dirt filtration urceolus 21 is provided with dust-exhausting port 212, and thick dirt enters in the first filter chamber 10 through dust-exhausting port 212 under the influence of centrifugal force, thus realizes the once filtration of charge air flow.In addition, filter on the sidewall of urceolus 21 because dust-exhausting port 212 is opened in thick dirt, filter the diapire 214 of urceolus 21 across thick dirt between first filter chamber 10 of below and the inner space of thick dirt filter 2, therefore, the thick dirt being separated to the first filter chamber 10 can not be subject to the impact of air-flow in thick dirt filter 2 and come back in thick dirt filter 2, to realize effective isolation of thick dirt and thick dirt filter 2.
With reference to Figure 11, in the present embodiment, dust-exhausting port 212 is the dust discharge passage of segment length's bar shaped, preferably, the diapire 214 that dust-exhausting port 212 lower end and thick dirt filter urceolus 21 is connected, and dust-exhausting port 212 upper end is connected with cover plate 221 (cover plate 221 will describe in detail hereinafter); Design like this, is in thick dirt and filters the thick dirt of the arbitrary axial location of urceolus 21 when through dust-exhausting port 212, and can be disposed to thick dirt and filter outside urceolus 21, certainly, the circumferential width tool that dust-exhausting port 212 filters on urceolus 21 sidewall at thick dirt has the dimensions restriction.In other embodiments of the present utility model, the end of dust-exhausting port can filter the diapire of urceolus and cover plate with thick dirt one of them be connected, or the diapire of urceolus is not filtered in dust-exhausting port end with thick dirt and cover plate is connected.
With reference to Fig. 6, in the present embodiment, there is between dust-exhausting port 212 and air inlet 2111 sidewall 213 that thick dirt filters urceolus 21, the sidewall 213 of thick dirt filtration urceolus 21 is corresponding with air inlet 2111 at least partly, the sidewall 213 that the thick dirt corresponding with air inlet 2111 filters urceolus 21 is curved wall 2131, after extraneous air enters thick dirt filtration urceolus 21 from air inlet 2111, curved wall 2131 guides extraneous air to form eddy flow.Wherein, the filter bores 2221 on thick dirt filtration inner core 22 is neither corresponding with curved wall 2131, also not corresponding with air inlet 2111; Design like this, thick dirt filters urceolus 21 and the thick dirt extraneous air filtered between inner core 22 will be more prone to form eddy flow.
With reference to Fig. 2, Fig. 7 and Figure 10, thick dirt filters urceolus 21 open upper end, thick dirt filters inner core 22 and comprises cover plate 221 and by the filter cylinder 222 of cover plate 221 to downward-extension, cover plate 221 is arranged on the open upper end place that thick dirt filters urceolus 21, filter cylinder 222 sidewall is provided with filter bores 2221, air with thin dirt enters in filter cylinder 222 through filter opening 2221, cover plate 221 is provided with described air outlet 2211, air outlet 2211 is communicated with filter cylinder 222, and in filter cylinder 222, the air of the thin dirt of band enters in guide duct 5 through air outlet 2211.
With reference to Fig. 2, thin dirt filter comprises up big and down small cone cylinder 3, cone cylinder about 3 two ends are opened wide respectively, housing 1 is provided with boss 131 in the position at correspondence cone cylinder 3 open at its lower end place, be provided with gap 7 between boss 131 and cone cylinder 3 open at its lower end place, cone cylinder 3 is communicated with by gap 7 with between the second filter chamber 20.
With reference to Fig. 2, Fig. 7 and Fig. 9, guide duct 5 is arranged on the open upper end place of cone cylinder 3, and guide duct 5 is connected with discharge pipe 6, guide duct 5 is provided with spiral aviation baffle 51, spiral aviation baffle 51 is centered around discharge pipe 6 weeks sides.In the present embodiment, form air intake passage 8 between spiral aviation baffle 51 and discharge pipe 6, form air-out passage 61 in discharge pipe 6, in guide duct 5, the air of the thin dirt of band screws in cone cylinder 3 through air intake passage 8.Because cone cylinder 3 is up big and down small, therefore, air with thin dirt forms whirlpool in cone cylinder 3, thin dirt moves to the sidewall direction of cone cylinder 3 in the effect of centrifugal force, when thin dirt moves to the open at its lower end place of cone cylinder 3 along the rotational trajectory of air, thin dirt throws away cone cylinder 3 under the influence of centrifugal force through gap 7, the thin dirt be thrown out of falls in the second filter chamber 20, thus realizes the secondary filter of charge air flow.After thin dirt throws away cone cylinder 3, air is inhaled in air-out passage 61 through the centre position of whirlpool.
With reference to Fig. 2, Fig. 4 and Fig. 8, in the present embodiment, housing 1 comprises upper cover 11, dust-collecting cylinder 12 and removable base 13, wherein, the sidewall of upper cover 11 is provided with exhaust outlet 111, cone cylinder 3 is communicated with by air-out passage 61 with between upper cover 11, and the air in air-out passage 61 is disposed to outside dust-collecting box through exhaust outlet 111; Dust-collecting cylinder 12 extends to form dust-separation cylinder 4 downwards, cone cylinder 3 is shaped in inside dust-separation cylinder 4, dust-separation cylinder 4 and base 13 surround the second filter chamber 20, dust-separation cylinder 4, base 13 and dust-collecting cylinder 12 surround the first filter chamber 10, when base 13 is after the dismounting of dust-collecting cylinder 12 lower end, user can clear up the thick dirt in the first filter chamber 10 and the thin dirt in the second filter chamber 20; Boss 131 is arranged on to cave on base 13 and by base 13 and is formed, base 13 is also provided with the annular groove 132 with boss 131 concentric, after base 13 is connected with dust-collecting cylinder 12, dust-separation cylinder 4 inserts in annular groove 132, to realize isolation first filter chamber 10 and the second filter chamber 20.In other embodiments of the present utility model, for improving the dust removing effects of dust-collecting box further, exhaust outlet is provided with filter screen, filter screen can carry out three times to charge air flow and filter.
With reference to Fig. 5 and Fig. 8, it is one-body molded with dust-collecting cylinder 12 that thick dirt filters urceolus 21, and thick dirt filters urceolus 21 sidewall and is provided with the blast pipe 211 extended to outside dust-collecting cylinder 12, and air inlet 2111 is arranged on blast pipe 211.
In the present embodiment, the dust-collecting box of multistage dust suction is mainly used in, in dust catcher, being also provided with motor in dust catcher, and motor is communicated with the exhaust outlet of upper cover, and in the course of work of motor, motor continues to extract the air in dust-collecting box.
The above, be only detailed description of the invention of the present utility model, but protection domain of the present utility model is not limited thereto, and those of ordinary skill in the art should be understood that the content that the utility model includes but not limited to accompanying drawing and describes in detailed description of the invention above.Any amendment not departing from function and structure principle of the present utility model all will comprise within the scope of the appended claims.
Claims (10)
1. the dust-collecting box of a multistage dust suction, comprise housing, be positioned at the first filter chamber of housing, be arranged on the thick dirt filter in the first filter chamber, be positioned at the second filter chamber of housing and be arranged on the thin dirt filter of the second filter chamber, described thick dirt filter comprises thick dirt and filters urceolus and be arranged on the thick dirt filtration inner core in thick dirt filtration urceolus, described thick dirt filters urceolus and is provided with air inlet, described thick dirt filters inner core and is provided with air outlet, guide duct is connected with between described air outlet and thin dirt filter, it is characterized in that: described thick dirt filters urceolus bottom lock, and its sidewall is also provided with dust-exhausting port, the thick dirt of described thick dirt metre filter enters in the first filter chamber through described dust-exhausting port.
2. the dust-collecting box of multistage dust suction as claimed in claim 1, it is characterized in that: described thick dirt filters urceolus open upper end, described thick dirt filters inner core and comprises cover plate and by the filter cylinder of cover plate to downward-extension, described cover plate is arranged on the open upper end place that thick dirt filters urceolus, described filter cylinder sidewall is provided with filter bores, and described air outlet arranges on the cover board and is communicated with filter cylinder.
3. the dust-collecting box of multistage dust suction as claimed in claim 1, it is characterized in that: described thin dirt filter comprises up big and down small cone cylinder, the described upper and lower two ends of cone cylinder are opened wide respectively, the position at described housing correspondence cone cylinder open at its lower end place is provided with boss, be provided with gap between described boss and cone cylinder open at its lower end place, the thin dirt of described thin dirt metre filter enters in the second filter chamber through gap.
4. the dust-collecting box of multistage dust suction as claimed in claim 3, is characterized in that: described housing comprises upper cover, dust-collecting cylinder and removable base, and described boss is arranged on base.
5. the dust-collecting box of multistage dust suction as claimed in claim 4, it is characterized in that: described guide duct is arranged on the open upper end place of cone cylinder, described guide duct is connected with discharge pipe, and described cone cylinder is communicated with by described discharge pipe with between upper cover, is covered with exhaust outlet on described.
6. the dust-collecting box of multistage dust suction as claimed in claim 5, is characterized in that: described guide duct is provided with spiral aviation baffle, and described spiral aviation baffle is centered around discharge pipe week side.
7. the dust-collecting box of multistage dust suction as claimed in claim 5, is characterized in that: described exhaust outlet is provided with filter screen.
8. the dust-collecting box of multistage dust suction as claimed in claim 4, is characterized in that: described cone cylinder and thick dirt filter urceolus and is connected with dust-collecting cylinder respectively.
9. the dust-collecting box of multistage dust suction as claimed in claim 4, it is characterized in that: described dust-collecting cylinder is provided with dust-separation cylinder, described cone cylinder is connected to inside dust-separation cylinder, and described dust-separation cylinder and base surround the second filter chamber, and described dust-separation cylinder, base and dust-collecting cylinder surround the first filter chamber.
10. a dust catcher, is characterized in that: the dust-collecting box comprising the described multistage dust suction of one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629182.9U CN204971110U (en) | 2015-08-19 | 2015-08-19 | Dust -collecting box and dust catcher of multistage dust absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629182.9U CN204971110U (en) | 2015-08-19 | 2015-08-19 | Dust -collecting box and dust catcher of multistage dust absorption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204971110U true CN204971110U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520629182.9U Active CN204971110U (en) | 2015-08-19 | 2015-08-19 | Dust -collecting box and dust catcher of multistage dust absorption |
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|---|---|
| CN (1) | CN204971110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111278339A (en) * | 2017-10-27 | 2020-06-12 | 戴森技术有限公司 | Cyclone separator |
| CN112674644A (en) * | 2019-10-18 | 2021-04-20 | 广东美的白色家电技术创新中心有限公司 | Cyclone separation device and cleaning device |
-
2015
- 2015-08-19 CN CN201520629182.9U patent/CN204971110U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111278339A (en) * | 2017-10-27 | 2020-06-12 | 戴森技术有限公司 | Cyclone separator |
| CN111278339B (en) * | 2017-10-27 | 2021-09-07 | 戴森技术有限公司 | Cyclone separator |
| CN112674644A (en) * | 2019-10-18 | 2021-04-20 | 广东美的白色家电技术创新中心有限公司 | Cyclone separation device and cleaning device |
| CN112674644B (en) * | 2019-10-18 | 2023-08-04 | 广东美的白色家电技术创新中心有限公司 | Cyclone separator and cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210511 Address after: 310018 No.2, Songqiao street, Hangzhou Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: PANASONIC HOME APPLIANCES (CHINA) Co.,Ltd. Address before: 310018 3-A, No. 6 Songqiao Street, Hangzhou Economic and Technological Development Zone, Zhejiang Province Patentee before: PANASONIC HOME APPLIANCES R&D CENTER (HANGZHOU) Co.,Ltd. |
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| TR01 | Transfer of patent right |