CN100358462C - Dust collecting unit in suction cleaner - Google Patents
Dust collecting unit in suction cleaner Download PDFInfo
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- CN100358462C CN100358462C CNB031443958A CN03144395A CN100358462C CN 100358462 C CN100358462 C CN 100358462C CN B031443958 A CNB031443958 A CN B031443958A CN 03144395 A CN03144395 A CN 03144395A CN 100358462 C CN100358462 C CN 100358462C
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- dust
- collecting cavity
- dust collecting
- intercommunicating pore
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Abstract
The present invention relates to a dust collecting unit in a dust aspirator, which comprises a dust collecting cavity, a hood, a filter element and a spacer plate, wherein the dust collecting cavity is provided with an inflow entrance for foreign matters, a primary dust collecting cavity, an auxiliary dust collecting cavity, a spacer wall, an upper communicating hole, a lower communicating hole, etc. The primary dust collecting cavity and the auxiliary dust collecting cavity are divided by the spacer wall of which the upper part and the lower part respectively form the upper communicating hole and the lower communicating hole which enable the primary dust collecting cavity to be communicated with the auxiliary dust collecting cavity. The hood is arranged at the upper part of the dust collecting cavity for opening and closing the dust collecting cavity and is provided with an outlet in the center part. Air after foreign matter filtration is discharged through the outlet. The cylindrical filter element is arranged at the bottom of the hood, corresponding to the position of the outlet. The semicircular spacer plate is combined with the lower part of the filter element and keeps a certain distance from the inner shaft surface of the dust collecting cavity. Micro dust can enter the auxiliary dust collecting cavity and is stored at the bottom of the dust collecting cavity. Moreover, the spacer plate can be prevented from dust deposition which leaves customers a dirty impression. In addition, the formation of the lower communicating hole can also effectively increase the maximum dust storage amount.
Description
Technical field
The present invention relates to the field dust catcher.
Background technology
Dust catcher is to produce negative pressure by the fan electromotor that is located on the main body of dust collector, and utilizes this negative pressure to suck the air that contains foreign matter, then at the small household appliances product of these foreign matters of main body of dust collector self-filtering.In the dust catcher that proposes, the dust catcher that utilizes cyclone separator to filter is arranged recently.This dust catcher does not use dust bag.Dust catcher shown in Figure 1 is the dust catcher that adopts this cyclone separator filter type.
As shown in the figure, dust catcher possesses main body of dust collector 10, connects flexible pipe 20, telescopic tube 30, cleaner head 40.In the main body of dust collector 10 fan electromotor is set, can sucks room air.Link flexible pipe 20 and main body of dust collector 10 internal communication.The telescopic tube 30 that can regulate length is communicated with the end that links flexible pipe 20.The suction that cleaner head 40 utilizes main body to produce sucks the air that is mixed with foreign matter from ground.
In addition, the rear of main body of dust collector 10 is provided with collecting unit of dust 12.Collecting unit of dust 12 can be from main body of dust collector 10 loading and unloading.After the air that is mixed with foreign matter is inhaled into by cleaner head 40,, filtered by collecting unit of dust 12 in main body of dust collector 10 inside.In addition, the side in main body of dust collector 10 the place aheads forms exhaust portion 14, and the air of removing behind the foreign matter discharges by exhaust portion 14.
In the two sides of main body of dust collector 10, be provided with a pair of wheel 16, can mobile agent.Also have, a side of main body of dust collector 10 is provided with latch 18.Dust catcher is introduced power supply by latch 18 from the outside.Be provided with handle above the main body of dust collector 10, when the user moves dust catcher, can holding handle.
With reference to Fig. 2,, be elaborated to traditional collecting unit of dust 12.
Traditional collecting unit of dust 12 comprises the open cylindrical shape dust-collecting cavity 13 in top, can open and close the cover 15 of dust-collecting cavity 13 tops with being allowed a choice, is located on the cover 15, and the filter core of filtered air is formed.
After the suction that the air that is mixed with dust is produced by main body of dust collector 10 sucked, dust-collecting cavity 13 was collected dust in air.The top of dust-collecting cavity 13 possesses inlet 19, and the air that is mixed with various dusts enters in the dust-collecting cavity 13 by this inlet 19.In order to allow inhaled air along the rotation of dust-collecting cavity 13 inwalls, the tangential direction that inlet 19 is pressed dust-collecting cavity 13 chamber walls forms.
In addition, be provided with the semicircle separating plate 18b of a pair of, 18c in dust-collecting cavity 13 lower inside.The centre of separating plate 18b, 18c forms central shaft 18a, and is supported on dust-collecting cavity 13 inside.Central shaft 18a rotatably is installed on the medial surface of dust-collecting cavity 13. Separating plate 18b, 18c are supported on level, and can be center rotation with central shaft 18a, and the sideway swivel that can only make progress during rotation.In addition, the mode separating plate 18b, 18c support by horizontal direction realizes such as forming support member (figure slightly) at the madial wall of dust-collecting cavity 13.Thereby, at the dust-collecting cavity 13 inner outstanding support members that form, make separating plate 18b, 18c in the horizontal direction supported, can only rotate up.
By separating plate 18b, 18c are set, the below of dust-collecting cavity 13 forms the foreign matter storage area.In addition, the side of separating plate 18b forms breach 18d, and foreign matter can be moved to the storage area of separating plate 18b, 18c below.
Also have, cover 15 centre formation outlet 11.By exporting 11, the air that is filtered in dust-collecting cavity 13 can discharge through exhaust portion 14.
The below of outlet 11 is provided with cylindrical shape filter core 17.Filter core 17 can be from covering the loading and unloading of 15 below, and be communicated with outlet 11.
Below, with reference to Fig. 1, Fig. 2, the course of work to traditional dust catcher and collecting unit of dust 12 is elaborated.At first, the motor of main body of dust collector 10 inside is driven the back and produces suction.At this moment, by cleaner head 40, flow to the air that is mixed with foreign matter.This air flow through telescopic tube 30, connect flexible pipe 20 after, enter main body of dust collector 10 inside, flow into the inlet 19 of dust-collecting cavity 13 again.
By 19 air that enter dust-collecting cavity 13 inside that enter the mouth, under the effect of cyclone separator along the inboard eddy current that forms of dust-collecting cavity 13 walls.Under the effect of this eddy current, heavy relatively foreign matter can by the breach 18d of separating plate 18b, 18c, fall into the below of dust-collecting cavity 13 after the downward spiral landing of the sidewall of dust-collecting cavity 13.But low weight subparticle can not land because weight is very little, under the effect of suction, along the upper side of dust-collecting cavity 13, can continue rotation.And air discharges after being filtered by filter core 17.
But under the conventional art, there are the following problems to possess the dust catcher of structure.
As mentioned above, adopt in the dust collection manner of cyclone separator, big dust can be dropped into the below of dust-collecting cavity 13 by breach 18d, but the little dust that can not land of weight as long as suction is arranged, can be rotated on the top of dust-collecting cavity 13 always.
After dust catcher quits work, can land, be deposited in the upper side of separating plate 18b, 18c in the minute dust of dust-collecting cavity 13 tops rotation.When opening dust catcher once more, these are deposited in the dust on separating plate 18b, the 18c, and under the effect of suction, the inwall along dust-collecting cavity 13 tops can continue rotation.
That is, as long as dust catcher work, this minute dust will be kicked up from separating plate 18b, 18c, along the inwall rotation of dust-collecting cavity 13.Therefore can pollute the inwall of dust-collecting cavity 13 gradually.In addition, can not land because of minute dust is deposited in the bottom surface of dust-collecting cavity 13, thus the user may to misread into the cleaning power of dust catcher not enough, and then the performance of cyclone separator formula dust catcher is thrown doubt upon.
Summary of the invention
Technical problem to be solved by this invention is, a kind of cleaner dust-collection unit is provided, and the minute dust that flows to by the dust-collecting cavity inlet, is stored in the bottom of dust-collecting cavity.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: the cleaner dust-collection unit as be installed in main body of dust collector one side to flowing into the collecting unit of dust that airborne foreign matter filters, comprise dust-collecting cavity, cover, filter core, separating plate; The open dust-collecting cavity in top possesses the inflow entrance that flows to foreign matter, main dust-collecting cavity, secondary dust-collecting cavity, interface wall, goes up structures such as intercommunicating pore, following intercommunicating pore.In the dust-collecting cavity, the bigger foreign matter of main dust-collecting cavity collected volume, the less foreign matter of secondary dust-collecting cavity collected volume, main dust-collecting cavity and secondary dust-collecting cavity are divided by interface wall; The upper and lower of interface wall forms intercommunicating pore and following intercommunicating pore respectively, and main dust-collecting cavity and secondary dust-collecting cavity are communicated with; Be located at the top of dust-collecting cavity, open and close dust-collecting cavity, and possess outlet in the centre.Air behind the filtration foreign matter is discharged from by outlet; The cylindrical shape filter core is located at the bottom surface of cover, corresponding to the position of outlet.Semicircle separating plate is combined in the bottom of filter core, with the inner peripheral surface maintenance certain intervals of dust-collecting cavity.
The described intercommunicating pore down and then bottom of dust-collecting cavity forms.
Described intercommunicating pore down is formed on the below of inflow entrance.
The invention has the beneficial effects as follows: by forming intercommunicating pore on the interface wall of main dust-collecting cavity, thereby, can not fall because of weight is little and the minute dust that continues rotation on main dust-collecting cavity top can enter secondary dust-collecting cavity, be stored on the bottom surface of dust-collecting cavity.And, can prevent to continue to pile up dust on the separating plate, give the client with sordid impression.In addition, the formation of following intercommunicating pore can also effectively increase maximum storage ash amount.
Description of drawings
Fig. 1 is conventional cleaners one a practical illustration intention.
Fig. 2 is the collecting unit of dust schematic diagram of Fig. 1.
Fig. 3 is a collecting unit of dust decomposing schematic representation provided by the invention.
Accompanying drawing critical piece remarks
100: dust-collecting cavity 120: main dust-collecting cavity
131: go up intercommunicating pore 133: following intercommunicating pore
135: interface wall 140: secondary dust-collecting cavity
160: inflow entrance 170: separating plate
200: cover 300: filter core
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: Fig. 3 is a collecting unit of dust decomposing schematic representation provided by the invention.As Fig. 3, shown in, collecting unit of dust provided by the invention comprises the dust-collecting cavity 100 that top is open, cover 200, filter core 300.Cover 200 is located on the peristome of dust-collecting cavity 100 tops, opens and closes dust-collecting cavity 100.Filter core 300 is located on the cover 200, filters the air that is about to discharge.
Dust-collecting cavity possesses the inflow entrance 160 that flows to foreign matter, is used to store the structure such as main dust-collecting cavity 120, secondary dust-collecting cavity 140 of foreign matter.In order to allow the air that is mixed with dust that flows into dust-collecting cavity 100 inboards, along the madial wall formation eddy current of dust-collecting cavity 100, the tangential direction that inflow entrance 160 is pressed dust-collecting cavity 100 forms.
In addition, in order to allow dust and air produce eddy current swimmingly, the main dust-collecting cavity 120 that is communicated with inflow entrance 160 has cylindric.Main dust-collecting cavity 120 forms the major part of dust-collecting cavity 100, and the maximum foreign matter amount that can store is determined by the size of main dust-collecting cavity 120.Mounting knob 180 on the main in addition dust-collecting cavity 120 is so that loading and unloading or be convenient to operation during mobile dust-collecting cavity 100.On main dust-collecting cavity 120, handle 180 is set with the side on inflow entrance 160 opposites.
In addition, be provided with the semicircle separating plate 170 of a pair of in main dust-collecting cavity 120 lower inside.The centre of separating plate 170 forms central shaft 170a, and is supported on dust-collecting cavity 100 inside.Central shaft 170a rotatably is installed on the medial surface of dust-collecting cavity 100.Separating plate 170 is supported on level, and can be center rotation with central shaft 170a, and the sideway swivel that can only make progress during rotation.In addition, the mode separating plate 170 supports by horizontal direction realizes such as forming support member at the madial wall of dust-collecting cavity 100.
By separating plate 170 is set, the below of dust-collecting cavity 100 forms the foreign matter storage area.
In addition, a side of separating plate 170 forms breach 171, and foreign matter can be moved to the storage area of separating plate 170 belows.In order to allow the below that is easy to drop to main dust-collecting cavity 120 along the dust of the madial wall of main dust-collecting cavity 120 rotation, breach 171 is located at the wall that is right after at main dust-collecting cavity 120 and forms suitable.
In addition, the place ahead of main dust-collecting cavity 120, promptly 180 opposites of handle form the secondary dust-collecting cavity 140 of collecting minute dust.Secondary dust-collecting cavity 140 and main dust-collecting cavity 120 form separately across interface wall 135.The dust that continues rotation along main dust-collecting cavity 120 tops enters in the secondary dust-collecting cavity 140 through last intercommunicating pore 131.
Also have,, be communicated with main dust-collecting cavity 120 and secondary dust-collecting cavity 140 forming intercommunicating pore 131 and following intercommunicating pore 133 on the interface wall 135.In the dust that flows into, because the little dust that can not land of weight when the rotation of the top of main dust-collecting cavity 120, can flow in the secondary dust-collecting cavity 140 by last intercommunicating pore 131.Because the minute dust by last intercommunicating pore 131 is the dust that curls up up, be advisable in the top that therefore last intercommunicating pore 131 is formed on interface wall 135.
Following intercommunicating pore 133 is formed on the below of interface wall 135, can partly store the dust of main dust-collecting cavity 120 separating plates 170 bottoms.As mentioned above, the big dust of main storage in the main dust-collecting cavity 120 of dust-collecting cavity, and the main minute dust that stores in the secondary dust-collecting cavity 140.Therefore, take place sometimes to be full of dust in the main dust-collecting cavity 120, and the situation of secondary dust-collecting cavity 140 inanitions.In this case, when the dust in main dust-collecting cavity 120 overflows,, form intercommunicating pore 133 down for the part dust is shifted in the secondary dust-collecting cavity.That is, when being full of dust in the main dust-collecting cavity 120, the dust in the main dust-collecting cavity 120 can be automatically moved in the secondary dust-collecting cavity 140, therefore can more effectively utilize the control of dust space of dust-collecting cavity 100.
In addition, after the intercommunicating pore 133, from the air that inflow entrance 160 flows to, a part enters in the main dust-collecting cavity 120 by last intercommunicating pore 131, following intercommunicating pore 133 under forming.Therefore, keep common flow cycle, can prevent the loss of suction.If, do not form intercommunicating pore 133 down, then the air by last intercommunicating pore 131 forms eddy current in secondary dust-collecting cavity 140.And this can cause the loss of suction.
In addition, in order to open and close the opening portion that is formed on dust-collecting cavity 100 tops, the top of dust-collecting cavity is provided with cover 200 with being allowed a choice.The centre of cover 200 possesses outlet 210.The air that is filtered in dust-collecting cavity 100 inside discharges by exporting 210.
The bottom of outlet 210 is provided with cylindrical shape filter core 300.Filter core 300 can be from covering the loading and unloading of 200 bottom surface.Filter core 200 inside are communicated with outlet 210.The air that pollutes is filtered into clean air during by filter core 300.
Possess the as above dust-collecting cavity of structure, its course of work is carried out following explanation.After dust catcher started, the content of explanation was identical down as conventional art, after the air that is mixed with foreign matter flows to by cleaner head, telescopic tube, connection flexible pipe, by the inflow entrance 160 of dust-collecting cavity 100.Flow through the air of dust-collecting cavity 100 inflow entrances 160 then, along the inwall eddy flow of main dust-collecting cavity 120.At this moment, dust heavier in the air can move down, and by the breach 171 that forms on the separating plate 170, drops to the below of main dust-collecting cavity 120.
In addition, weight is low weight, continues the minute dust along main dust-collecting cavity 120 inwalls rotation under the effect of suction, can enter by the last intercommunicating pore 131 of interface wall 135 in the secondary dust-collecting cavity 140.Enter main dust-collecting cavity 120 from following intercommunicating pore 133 then, flow through filter core 300 afterwards and discharge.
Also have, be deposited in dust in the main dust-collecting cavity 120, a part can enter in the secondary dust-collecting cavity 140 by following intercommunicating pore 133.
In a word, in the upper and lower of interface wall, form upper and lower intercommunicating pore, be communicated with main dust-collecting cavity 120 and secondary dust-collecting cavity 140, the bottom that makes minute dust drop into dust-collecting cavity 100 is an important technology thought of the present invention.
Claims (3)
1. cleaner dust-collection unit is characterized in that: as being installed in main body of dust collector one side, comprise dust-collecting cavity, cover, filter core, separating plate to flowing into the collecting unit of dust that airborne foreign matter filters; The open dust-collecting cavity in top possesses the inflow entrance that flows to foreign matter, main dust-collecting cavity, secondary dust-collecting cavity, interface wall, goes up intercommunicating pore, following intercommunicating pore; In the dust-collecting cavity, the bigger foreign matter of main dust-collecting cavity collected volume, the less foreign matter of secondary dust-collecting cavity collected volume, main dust-collecting cavity and secondary dust-collecting cavity are divided by interface wall; The upper and lower of interface wall forms intercommunicating pore and following intercommunicating pore respectively, and main dust-collecting cavity and secondary dust-collecting cavity are communicated with; Be located at the top of dust-collecting cavity, open and close dust-collecting cavity, and possess outlet in the centre; Air behind the filtration foreign matter is discharged from by outlet; The cylindrical shape filter core is located at the bottom surface of cover, corresponding to the position of outlet; Semicircle separating plate is combined in the bottom of filter core, with the inner peripheral surface maintenance certain intervals of dust-collecting cavity.
2. cleaner dust-collection according to claim 1 unit is characterized in that: the following intercommunicating pore and then bottom of dust-collecting cavity forms.
3. cleaner dust-collection according to claim 1 and 2 unit is characterized in that: following intercommunicating pore is formed on the below of inflow entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031443958A CN100358462C (en) | 2003-09-27 | 2003-09-27 | Dust collecting unit in suction cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031443958A CN100358462C (en) | 2003-09-27 | 2003-09-27 | Dust collecting unit in suction cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1600243A CN1600243A (en) | 2005-03-30 |
| CN100358462C true CN100358462C (en) | 2008-01-02 |
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ID=34659552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031443958A Expired - Fee Related CN100358462C (en) | 2003-09-27 | 2003-09-27 | Dust collecting unit in suction cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100358462C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100356886C (en) * | 2005-09-19 | 2007-12-26 | 卞庄 | Dust separator of vacuum cleaner |
| CN209003807U (en) * | 2017-06-28 | 2019-06-21 | 苏州宝时得电动工具有限公司 | Hand-held cleaners and dust catcher sub-assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1336154A (en) * | 2000-08-07 | 2002-02-20 | 三星光州电子株式会社 | Suction cleaner with vortex type dust collector |
| US6436160B1 (en) * | 2001-01-11 | 2002-08-20 | Royal Appliance Mfg. Co. | Dirt cup assembly for vacuum cleaner |
| US6532620B2 (en) * | 2000-10-19 | 2003-03-18 | Samsung Kwangju Electronics Co., Ltd. | Cyclone dust collecting chamber for a vacuum cleaner |
-
2003
- 2003-09-27 CN CNB031443958A patent/CN100358462C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1336154A (en) * | 2000-08-07 | 2002-02-20 | 三星光州电子株式会社 | Suction cleaner with vortex type dust collector |
| US6532620B2 (en) * | 2000-10-19 | 2003-03-18 | Samsung Kwangju Electronics Co., Ltd. | Cyclone dust collecting chamber for a vacuum cleaner |
| US6436160B1 (en) * | 2001-01-11 | 2002-08-20 | Royal Appliance Mfg. Co. | Dirt cup assembly for vacuum cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1600243A (en) | 2005-03-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080102 Termination date: 20110927 |