CN108497996A - Dust catcher with self-cleaning function and its self cleaning method - Google Patents
Dust catcher with self-cleaning function and its self cleaning method Download PDFInfo
- Publication number
- CN108497996A CN108497996A CN201710332285.2A CN201710332285A CN108497996A CN 108497996 A CN108497996 A CN 108497996A CN 201710332285 A CN201710332285 A CN 201710332285A CN 108497996 A CN108497996 A CN 108497996A
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- CN
- China
- Prior art keywords
- air
- wind
- valve
- suction inlet
- dust catcher
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
- A47L5/365—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back of the vertical type, e.g. tank or bucket type
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/0072—Mechanical means for controlling the suction or for effecting pulsating action
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/12—Dry filters
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/20—Means for cleaning filters
Abstract
The present invention provides a kind of dust catchers with self-cleaning function, including nose assembly, dust barrel, hose and filter, nose assembly include wind turbine and with the outside air inlet and air outlet that are connected to, hose is connected to air inlet and has the suction inlet being connected to outside, wind turbine is set between filter and air outlet, wind-supplying mouth is provided between filter and wind turbine, filter has clean side and non-clean side, in the cleaned model of dust catcher, suction inlet is opened and mends air-valve control wind-supplying mouth and closes, air-flow passes through suction inlet successively, air inlet, filter, wind turbine and air outlet；In the automatically cleaning pattern of dust catcher, suction inlet closes and mends air-valve control wind-supplying mouth and opens, the air-flow impact filter clean side after wind-supplying mouth, wind turbine successively；It is arranged at wind-supplying mouth and mends air-valve, the tube wall of suction inlet, which presses benefit air-valve, can closes suction inlet and control benefit air-valve opening wind-supplying mouth, and hose, which detaches to open suction inlet and mend air-valve with benefit air-valve, closes wind-supplying mouth.
Description
Technical field
The present invention relates to cleaner field more particularly to a kind of dust catcher with self-cleaning function, the invention further relates to
A kind of self cleaning method of dust catcher.
Background technology
Dust catcher is widely used in the cleaning of various places.In general, dust catcher has generally included nose assembly, mistake
Filter module and tub assembly.Filter assemblies, which are arranged, to be fastened by nose assembly and tub assembly in the confined space formed.In general,
Head outer rim, filter assemblies outer rim and tub assembly upper limb are overlapped into assembling with this in an axial direction and compressed, ash is thus effectively prevent
Dirt leaks.
Ash bucket dust catcher is a kind of common household appliances, and in the prior art, ash bucket suction power is larger, air inflow
Greatly, therefore, the heavy load of filter.After working long hours, it is easy dust stratification inside air duct, influences effective dust suction time,
Pick-up performance decaying is more serious；Meanwhile decreasing the service life of filter.In addition, existing dust catcher was using
Cheng Zhong, user need often dismounting to carry out cleaning cleaning to filter, and cleaning cleaning work amount is big, and poor body is brought to user
Test sense.
Therefore, it is necessary to provide a kind of improved dust catcher to solve the above problems.
Invention content
The purpose of the present invention is to provide a kind of dust catchers with self-cleaning function.
For achieving the above object, the present invention provides a kind of dust catchers with self-cleaning function, including head group
Part, dust barrel, the hose being connected in nose assembly or dust barrel and the filter being connected on nose assembly, the nose assembly
The air inlet and air outlet being connected to including wind turbine and with outside, the hose have the suction inlet being connected to outside, the suction inlet
It is connected to the air inlet, the wind turbine is set between filter and air outlet, is provided between the filter and wind turbine
Wind-supplying mouth, the filter have clean side and non-clean side, and the dust catcher has cleaned model and automatically cleaning pattern, described
In cleaned model, air-flow passes through the suction inlet, air inlet, filter, wind turbine and air outlet successively；In the automatically cleaning pattern,
The air-flow impact filter clean side after the wind-supplying mouth, wind turbine successively；Air-valve is mended in setting at the wind-supplying mouth, in the suction
Dirt pattern, the suction inlet is opened and the benefit air-valve controls the wind-supplying mouth and closes, in the automatically cleaning pattern, the suction inlet
It closes and the benefits air-valve controls the wind-supplying mouth and opens, the connector of the suction inlet presses described in the benefit air-valve can close
Suction inlet and controlling mends air-valve and opens the wind-supplying mouth, the hose detached with the benefit air-valve can open the suction inlet and
The benefit air-valve closes the wind-supplying mouth.
As a further improvement on the present invention, the nose assembly outer surface is equipped with suction inlet closure member, and the benefit air-valve is extremely
Partially it is arranged in the suction inlet closure member.
As a further improvement on the present invention, the suction inlet closure member includes protrusion, outer diameter and the suction of the protrusion
The internal diameter of mouth is adapted.
As a further improvement on the present invention, the suction inlet closure member further includes hose card slot, the hose bayonet slot ring around
The protrusion setting；The tube wall of the suction inlet is inserted into the hose card slot to press the benefit air-valve.
As a further improvement on the present invention, the hose card slot has slot outer wall and slot inner wall；The slot outer wall and slot
The distance between inner wall is corresponding with the thickness of the tube wall of the suction inlet.
As a further improvement on the present invention, the benefit air-valve does not protrude from the suction inlet closure member on the whole.
As a further improvement on the present invention, the nose assembly includes supporting the base plate of wind turbine and being covered on wind
Head cover on machine base, the benefit air-valve are mounted between base plate and head cover.
As a further improvement on the present invention, the head cover is equipped with hose card slot, and the hose is described soft by being inserted into
Pipe clamp slot mends air-valve and opens the wind-supplying mouth to close the suction inlet and control.
As a further improvement on the present invention, the benefit air-valve includes the benefit air-valve body being installed on base plate and benefit
Air-valve lid, described to mend the tonifying Qi hole for being arranged on air-valve body and being connected to the wind-supplying mouth, the benefit air-valve lid being capable of relative complement air-valve
Body is moved to open or close the tonifying Qi hole.
As a further improvement on the present invention, the top in the tonifying Qi hole, which is equipped with, mends air-valve cap, is set in the hose card slot
There are tonifying Qi hole and the protrusion adjacent with tonifying Qi hole, the benefit air-valve cap portion, which passes through tonifying Qi hole and is resisted against, mends air-valve lid, institute
It states hose and is inserted into hose card slot, the protrusion closes the suction inlet, and the tube wall of the suction inlet presses benefit air-valve hatband and moves the benefit
Air-valve lid relative complement air-valve body is moved to open the tonifying Qi hole.
As a further improvement on the present invention, the air-valve of mending further includes compressing the elastic element for mending air-valve lid, institute
The position for closing the tonifying Qi hole can be maintained under the action of elastic element by stating benefit air-valve lid.
As a further improvement on the present invention, the dust catcher, which also has, mends wind pattern, in the benefit wind pattern, air-flow according to
It is secondary to pass through the wind-supplying mouth, wind turbine and the air outlet.
As a further improvement on the present invention, the dust catcher has the from the air inlet to the non-clean side of filter
One wind chamber, the second wind chamber from the filter clean side to wind turbine, the third wind chamber from the wind turbine to air outlet and from
For the air outlet to the 4th wind chamber of the clean side of filter, the 4th wind chamber, which has, closes on the automatically cleaning wind that air outlet is arranged
Mouthful, when the dust catcher is in cleaned model, the suction inlet and air outlet are opened, and the wind-supplying mouth is closed, and outer gas stream is successively
By the suction inlet, air inlet, the first wind chamber, the second wind chamber, third wind chamber, it is discharged from the air outlet；At the dust catcher
When mending wind pattern, the air outlet and wind-supplying mouth are opened, and the suction inlet is closed, outer gas stream pass through successively the wind-supplying mouth,
Second wind chamber, third wind chamber are discharged from the air outlet；When the dust catcher is in automatically cleaning pattern, the wind-supplying mouth is opened,
The suction inlet and air outlet are closed, and outer gas stream passes through the wind-supplying mouth, the second wind chamber, third wind chamber, the 4th wind chamber, warp successively
The second wind chamber cycle is entered back into after crossing the filter clean side.
As a further improvement on the present invention, the nose assembly further includes switching valve, the switching valve it is operable
It is moved between two positions, in first position, the switching valve opens the air outlet and closes the automatically cleaning air port, the
Two positions, the switching valve close the air outlet and open the automatically cleaning air port.
As a further improvement on the present invention, the switching valve include operation handle, the shaft that is driven by operation handle with
And with the relatively-stationary conversion valve deck of shaft, the handle by shaft drive conversion valve deck select the closing air outlet and institute
State automatically cleaning air port.
As a further improvement on the present invention, the nose assembly corresponds to the multiple injections of clean side setting of the filter
Hole, in the automatically cleaning pattern, air-flow impacts the clean side of the filter, the multiple spray by the multiple spray-hole
The internal diameter of perforation is incremented by along the direction of the wind turbine from inside to outside.
As a further improvement on the present invention, the nose assembly corresponds to the multiple injections of clean side setting of the filter
Hole, in the automatically cleaning pattern, air-flow impacts the clean side of the filter by the multiple spray-hole；The spray-hole
The wind area ratio of crossing of total air-out area and the 4th wind chamber be 1:1.
The present invention also provides a kind of self cleaning method of the dust catcher with self-cleaning function as described above, it is described from
Clean method includes the following steps：
S1, the hose is connect with the benefit air-valve；
S2, the air outlet is closed；
S3, the air outlet is opened；
S4, the hose is detached with air-valve is mended.
As a further improvement on the present invention, in above-mentioned steps, repeatedly recycled between the step S1 and step S4 into
Row step S2 and step S3.
As a further improvement on the present invention, during step S2 and step S3 cycles, step S3 mono- to three is kept
Second, then carry out step S2.
The beneficial effects of the invention are as follows：Can be seen that the present invention from the above technical solution has many realities outstanding
Matter technical characterstic, after implementing technical solution of the present invention, significant technological progress is mainly reflected in：
（1）Self-cleaning system is added on traditional dust catcher, filter can be carried out self-cleaning；
（2）Extend effective suction grey time of dust catcher；
（3）Self-cleaning effect is excellent, extends the service life of filter；
（4）Self-cleaning system reduces the dismounting cleaning frequency of user, reduces workload；
（5）It is skillfully constructed, simple for structure, easy to produce, strong applicability；
（6）From mend wind wind path enter extraneous cold wind can cooling blower, reduce wind turbine temperature；
（7）Hose is connected to aeration valve can control the opening and closing of suction inlet and benefit air-valve simultaneously, be filtered the automatically cleaning of device, grasp
Make extremely simplicity, there is better user experience.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the nose assembly of dust catcher of the present invention；
Fig. 2 is the schematic diagram that the rear cover of nose assembly in Fig. 1 is opened；
Fig. 3 is the perspective exploded view of Fig. 1 nose assemblies；
Fig. 4 is the stereoscopic schematic diagram of base plate in Fig. 3；
Fig. 5 is the decomposed schematic diagram of nose assembly and switching valve in Fig. 1；
Fig. 6 is the front view of nose assembly in Fig. 1；
Fig. 7 is the sectional view along line A-A in Fig. 6, and switching valve is in the first state at this time；
Fig. 8 is similar to Fig. 7, and switching valve is in second of state at this time；
Fig. 9 is the vertical view of fan housing in Fig. 3；
Figure 10 is the section view stereoscopic schematic diagram along line B-B in Fig. 9；
Figure 11 is the vertical view of nose assembly in Fig. 1；
Figure 12 is the sectional view along line C-C in Figure 11, and dust catcher is in cleaned model at this time；
Figure 13 is similar to Figure 12, and dust catcher is in automatically cleaning pattern at this time；
Figure 14 is the sectional view along line D-D in Figure 11；
Figure 15 is the enlarged diagram of the parts a in Figure 14, and aeration valve is in closed state at this time；
Figure 16 is similar to Figure 15, and aeration valve is in the open state at this time；
Figure 17 is the vertical view of suction port of suction cleaner closure member of the present invention；
Figure 18 is in Figure 11 along the sectional view of E-E lines；
Figure 19 is the hose of the dust catcher of the present invention schematic diagram not connected with air-valve is mended；
Figure 20 is that the hose of dust catcher of the present invention connect the schematic diagram coordinated with air-valve is mended；
Figure 21 is the stereoscopic schematic diagram of rear cover in Fig. 3（Top is visual）；
Figure 22 is the stereoscopic schematic diagram of rear cover in Fig. 3（Lower part is visual）；
Figure 23 is structure diagram when dust catcher of the present invention is in cleaned model；
Figure 24 is the structure diagram of benefit wind pattern of the dust catcher of the present invention from cleaned model to automatically cleaning pattern switching；
Figure 25 is structure diagram when dust catcher of the present invention is in automatically cleaning pattern.
Specific implementation mode
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously unlimited
The system present invention, the transformation in structure or function that those skilled in the art are made according to these embodiments include
Within the scope of the present invention.
Please refer to the better embodiment that Fig. 1 to Figure 25 show dust catcher of the present invention.In the present embodiment, dust catcher packet
Include nose assembly 10, dust barrel（It is not shown）With the filter 30 being connected on nose assembly 10.Wherein, dust barrel can pass through fastener
Equal connectors are fastened and connected with the sealing of nose assembly 10, in addition, idler wheel can also be arranged below dust barrel, facilitate the movement of dust barrel.
It is also associated with hose 21 on nose assembly 10, and there is air inlet, one end of hose 21 and nose assembly on nose assembly 10
There is the suction inlet 22 being connected to external environment, extraneous air can be passed through from suction inlet 22 for 10 air inlet connection, the other end of hose 21
It crosses after air inlet is filtered by filter 30 and is discharged, the dust filtered can then fall into dust barrel.Certainly, in other enforceable sides
In case, hose can also be connected to dust barrel.
Nose assembly 10 include wind turbine 11, the base plate 12 for supporting wind turbine 11, the fan housing 14 that is set on wind turbine 11 with
And it is covered on the head cover 13 on 11 top of wind turbine, filtering tank 121 is provided on base plate 12, filtering tank 121 penetrates through wind turbine
The upper and lower part of pedestal 12, filter 30 are mounted in filtering tank 121.Filter 30 is preferably flat-panel filter.Head cover
Opening is provided on 13, filter 30 can expose from opening, and opening is sealed by the rear cover 15 coordinated with head cover 13.On fan housing 14
Air outlet 141 is set, and air outlet 141 is the total discharge pipe being formed on fan housing 14, correspondingly, is equipped with and holds on base plate 12
Receive the mating groove 122 of total discharge pipe.The lower part of base plate 12 is connected with pallet 16, and pallet 16 is used for and base plate 12, wind
Cover 14 etc. forms the air duct of air-flow process.
Dust catcher has the first wind chamber 41 that filter 30 is extended to the over from air inlet, and the first wind chamber is by dust barrel（It is not shown）With
Base plate 12 and pallet 16 enclose.Inherent filtration device 30 extends to the second wind chamber 42 that wind turbine 11 forms dust catcher, the
Two wind chambers 42 are enclosed by base plate 12 and pallet 16 with fan housing 14.The upstream end of second wind chamber 42 is equipped with the first air port
123, the first air port 123 is located on base plate 12, is located at the inside of filtering tank 121.Wind turbine 11 is including motor 111 and by electricity
The downstream of the impeller 112 of machine driving, the air inlet of impeller 112 and the second wind chamber 42 is in fluid communication.Extended by draught fan impeller 112
The third wind chamber 43 of dust catcher is formed to air outlet 141, third wind chamber 43 is enclosed by base plate 12 and fan housing 14.Work as suction
When dirt device carries out dust suction work, extraneous air enters from the suction inlet 22 of hose 21, passes through the first wind chamber 41, the second wind chamber successively
42, it is discharged from air outlet 141 after third wind chamber 43.From the aforegoing it can be seen that from the suction inlet 22 of hose through the first wind chamber 41, filter
30, air outlet 141 is arrived after the second wind chamber 42, wind turbine 11, third wind chamber 43, i.e., the path that air-flow passes through constitutes the suction of dust catcher
Dirt wind path.It is clean room by the inside that fan housing 14, filter 30 and rear cover 15 enclose, outside is non-clean room, that is, is filtered
The inside of device 30 is clean side, and the outside of filter 30 is non-clean side, in other words along dust suction wind path, the downstream of filter 30
Side is clean side, and the upstream side of filter 30 is non-clean side.
In addition to this, air outlet 141 has to the 4th wind chamber 44, the 4th wind chamber 44 is formed between the clean side of filter 30
Close on the second air port 142 of filter setting and automatically cleaning air port 143 that neighbouring air outlet 141 is arranged, the 4th wind chamber 44 by
Fan housing 14 and rear cover 15 enclose, and the clean side of filter 30 is extended to by automatically cleaning air port 143.Specifically, automatically cleaning wind
Mouth 143 is opened on total outlet air tube wall.It is additionally provided with tonifying Qi chamber 45 on base plate 12, is disposed adjacent with filtering tank 121.It is mending
45 bottom of air cavity is equipped with wind-supplying mouth 451, with 123 gas connection of the first air port in the downstream side of filter 30.When wind-supplying mouth 451 is beaten
Open, extraneous air can self-complementary air cavity 45 enter the second wind chamber 42, then through wind turbine 11 and third wind chamber 43 again from 141 row of air outlet
Go out or the self-complementary air cavity 45 of extraneous air enters the second wind chamber 42, then enters back into the 4th wind through wind turbine 11 and third wind chamber 43
Chamber 44 returns the second wind chamber 42 later from the clean side of filter 30 warp behind the second air port 142, so recycles, from certainly
Clean the automatically cleaning wind path that air port 143 constitutes dust catcher to the air flow path between the clean side of filter 30.
With reference to shown in Fig. 5 to Figure 17, switching valve 60 is installed on head cover 13, closes on air outlet 141 and automatically cleaning air port 143
Setting, switching valve 60 can be at two states, the first state, as shown in figures 7 and 12, close automatically cleaning air port 143 and beat
Air port 141 is outputed, second of state closes air outlet 141 and open automatically cleaning air port 143 as shown in figure 8 and 13.When turn
It changing valve 60 and is in the first state, there are three types of pattern, the first patterns to close wind-supplying mouth 451 for dust catcher, opens air inlet,
Extraneous air enters the first wind chamber 41 from air inlet, from going out after filter 30, the second wind chamber 42, wind turbine 11 and third wind chamber 43
Air port 141 is discharged, as the cleaned model of dust catcher, if the direction of solid arrow in Figure 18 is cleaned model downstream flows
Direction；Second of pattern opens wind-supplying mouth 451, and closes air inlet, and extraneous air enters the second wind chamber from wind-supplying mouth 451
42, it is discharged from air outlet 141 after wind turbine 11 and third wind chamber 43, as the benefit wind pattern of dust catcher；When switching valve 60 is in
Second of state opens wind-supplying mouth 451, and closes air inlet, and extraneous air enters the second wind chamber 42, warp from wind-supplying mouth 451
After wind turbine 11 and third wind chamber 45, enters the 4th wind chamber 44 from automatically cleaning air port 143, passed through later again from the clean side of filter 30
The second wind chamber 42 is returned to, is so recycled, as the automatically cleaning pattern of dust catcher, if the direction of dotted arrow in Figure 18 is automatically cleaning
The direction of pattern downstream flowing.
Specifically, switching valve 60 includes the handle 62 for operation and is relatively fixed the shaft 63 connecting with handle 62,
Shaft 63 is achieved a fixed connection by spline and screw with handle 62, and conversion valve deck 64, operation handle 62 are installed in shaft 63
Conversion valve deck 64 is driven to be rotated between the two positions around shaft 63 by shaft 63, to make switching valve 60 be in the first
State or second of state, switching valve 60 are in the first state, and conversion valve deck 64 closes automatically cleaning air port 143 and opens outlet air
Mouth 141, switching valve 60 are in second of state, and conversion valve deck 64 opens automatically cleaning air port 143 and closing air outlet 141.Into one
Step, switching valve 60 further includes elastic element 61, and elastic element 61 is applied to conversion valve deck 64 and is moved towards automatically cleaning air port 143
Elastic force, that is to say, that switching valve 60 can be maintained at the first state under the action of elastic element 61, and manual operation turns
The handle 62 of valve 60 is changed to overcome the effect of elastic element 61 to switch to second of state.Elastic element 61 is preferably turned round
Spring, torsional spring can be set in shaft 63, and one end of torsional spring is fixed with respect to shaft 63, and the other end of torsional spring 63 is fixed on head cover
13.Certainly, in other embodiments, switching valve 60 can also be realized by the automatically controlled mode such as steering engine or angle electromagnetic iron
It is converted between a kind of state and second of state.
Referring to Fig.1 shown in 5 and Figure 16, in the present embodiment, on or off is beaten by mending being turned on or off for air-valve 70
Close wind-supplying mouth 451.It includes mending air-valve body 71 to mend air-valve 70, mends air-valve body 71 and is equipped with tonifying Qi hole 75, the downside in tonifying Qi hole 75 is set
Have and mend air-valve lid 72, mend and be equipped with spring 74 between air-valve lid 72 and the benefit air-valve bottom wall of hollow out, spring 74 makes benefit air-valve lid 72 have
Have the tendency that closing tonifying Qi hole 75 upwards, that is to say, that closing tonifying Qi can be maintained under the action of spring 74 by mending air-valve 70
The position in hole 75.75 upside of tonifying Qi hole, which is equipped with, mends air-valve cap 73, mends air-valve cap 73 and extends downwardly out foot, foot is passed down through tonifying Qi hole
75 against mend air-valve lid 72.It mends air-valve cap 73 and moves down the effect that can be driven and mend the power that air-valve lid 72 overcomes spring 74 together
To open tonifying Qi hole 75.Air-valve 70 is mended to be mounted between tonifying Qi chamber 45 and head cover 13.Head cover 13 is equipped with cricoid hose card slot
132, through-hole 132c is equipped in hose card slot 132, air-valve cap 73 is mended and is located above through-hole, mend air-valve cap 73 foot be passed down through it is logical
Hole.Hose card slot 132 and suction inlet 22（That is the free end of hose 21）Tube wall match, the tube wall of suction inlet 22 is inserted into hose card slot
When 132, the protrusion 133 of the middle part setting of hose card slot 132 closes suction inlet 22, while the tube wall of suction inlet 22 pushes and mends air-valve cap
73, and then open and mend air-valve 70, so that the air between head cover 13 and base plate 12 is entered tonifying Qi chamber by tonifying Qi hole 75
45, as arrow direction is the direction of air-flow flowing when tonifying Qi hole 75 is opened in Figure 16.Further, 73 top of air-valve cap is mended to be less than
The top of protrusion 132 mends air-valve cap 73 and does not protrude from hose card slot 132 integrally, can so prevent benefit air-valve from accidentally being touched
Hair.
From the above, it can be seen that being realized with the cooperation for mending air-valve 70 by the connector free end of hose 21 in the present embodiment
Control mends air-valve 70 and opens wind-supplying mouth 451 while closing hose suction inlet 22, and cooperation here refers to that the tube wall of suction inlet 22 touches
Pressure, which mends air-valve 70, can control the benefit opening wind-supplying mouth 451 of air-valve 70, i.e. the tube wall of suction inlet 22, which is contradicted and depressed, mends air-valve 70；Hose
21 with mend air-valve 70 detach can open suction inlet 22 and mend air-valve 70 close wind-supplying mouth 451.As shown in figure 19, hose 21 and benefit
Air-valve 70 detaches, and suction inlet 22 is in open state, mends air-valve 70 and is closed, i.e., spring 74, which compresses, mends 72 closing of air-valve lid
Tonifying Qi hole 75.As shown in figure 20, hose 21 is connect with air-valve 70 is mended, and suction inlet 22 is closed, i.e., protrusion 133 closes suction inlet
22；It mends air-valve 70 to be closed, the side wall of hose 21, which pushes, mends air-valve lid 72, mends 72 drive of air-valve lid and mends under air-valve lid 72
It moves and opens tonifying Qi hole 75.In the present embodiment, as shown in figure 17, hose card slot 132 and protrusion 133 constitute suction inlet closure member.It is convex
The internal diameter for playing 133 outer diameter and suction inlet 22 is roughly equal, the ring width of cricoid hose card slot 132（132 periphery of hose card slot it is interior
The difference of diameter and the outer diameter of protrusion 133, that is, the distance between the slot outer wall 132a of hose card slot 132 and slot inner wall 132b）With
The pipe thickness of suction inlet 22 is roughly equal, in this way, when hose 21 is inserted into cricoid hose card slot 132, the tube wall of suction inlet 22 is proper
It is inserted into hose card slot 132 well, and suction inlet 22 can be closed just by protrusion 132.Under normal conditions, the thickness of the tube wall of suction inlet 22
For degree much smaller than the width of finger, this makes it possible to ensure that user is only capable of suction inlet closure member and pushing by the way that suction inlet 22 to be inserted into
The operation of hose card slot 132 is closed suction inlet and controlled simultaneously mends air-valve opening, and cannot be merely with its limbs（Such as finger）It opens
Air-valve 70 is mended, first ensure that suction inlet and mends the coordinated signals of air-valve, second prevents from mending air-valve by false triggering.
Further, in order to improve self-cleaning efficiency, orifice plate 151 is equipped in rear cover 15, orifice plate 151 will be in rear cover 15
It is divided into upper and lower part, middle and upper part is in fluid communication with automatically cleaning air port 143.Orifice plate 151 is equipped with the spray-hole of multiple perforations
152, spray-hole 152 constitutes a part for automatically cleaning wind path.Spray-hole 152 is downwardly extending spray post, preferred to spray
The aperture of the spray-hole 152 of column is not more than 10 mm, the specially mm of 5 mm ~ 9, the center line and flat-panel filter of spray-hole 152
It is substantially vertical, and the air-out direction from the second air port 142 is substantially vertical with the center line of spray-hole 152, on the inside of fan assembly
Air quantity is more than the air quantity on the outside of fan assembly, therefore is arranged close to the second wind chamber entrance i.e. aperture of the spray-hole in the first air port
Less than the aperture of the spray-hole far from the second wind chamber entrance, the internal diameter close to the spray-hole in dust suction wind path downstream is small in other words
In the internal diameter of the spray-hole far from dust suction wind path downstream, to ensure the inner side and outer side air-flow of opposite second wind chamber more
Uniformly.Preferably, the internal diameter of multiple spray-holes 152 is incremented by along the direction of wind turbine 11 from inside to outside, moreover, multiple spray-holes
The 152 rotation axis rule setting relative to wind turbine 11.In the present embodiment, four row's spray-holes are set altogether, three sprays of often row's setting
The internal diameter of perforation, the spray-hole of same row is incremented by from inside to outside, and specifically, the aperture of most inner side spray-hole is preferably 5 mm, in
Between the aperture of spray-hole be preferably 7 mm, the aperture of outermost side ejection holes is preferably 9 mm.The center line for the spray-hole often arranged
Line could be provided as being mutually parallel, or be arranged to the radial direction of the rotation axis of wind turbine 11 in the same direction, and the aperture often arranged is identical
The arrangement that can be arranged to filter of branch of spray-hole it is consistent, such as the arc in the present embodiment.In addition, orifice plate 151
Side setting is in the side wall 153 of lattice-shaped, and side wall 153 is corresponding with the first air port 123 so that passes through the clean air of filter 30
The first air port 123 can be entered from the grid of side wall 153.In the present embodiment, between 30 clean side of spray post end and filter
Gap be not more than 20 mm, the further preferably mm of 2 mm ~ 10, optimal is 5 mm, and total air-out area of spray-hole with
The minimum of 4th wind chamber 44 crosses wind area ratio substantially 1:1.This set can be achieved at the same time preferable jet-impingement dynamics
With the impact area to filter, the automatically cleaning effect being optimal.
The self-cleaning method of dust remover filter of the present invention, includes the following steps：
S1, hose 21 is connect with air-valve 70 is mended, so that hose suction inlet 22 is closed and wind-supplying mouth 451 is opened, air-flow is successively
By wind-supplying mouth 451, wind turbine 11 and air outlet 141, specifically, the free end of hose 21 is inserted into hose card slot 132, block
133 closed hose suction inlet 22 of protrusion in slot 132, the tube wall of hose 21, which pushes, mends air-valve cap 73, and then opens and mend air-valve 70, makes
Stream of bringing about the desired sensation is entered by wind-supplying mouth 451 after the second wind chamber 42, third wind chamber 43 to be discharged from air outlet 141；
S2, air outlet 141 is closed, specifically, by opening the closing air outlet 141 of switching valve 60 and opening automatically cleaning air port
143, outer gas stream passes through wind-supplying mouth 451, the second wind chamber 42, third wind chamber 43, the 4th wind chamber 44, impact filter cleaning successively
The second wind chamber 42 cycle is entered back into behind side；
S3, air outlet 141 is opened, specifically, by closing the opening air outlet 141 of switching valve 60 and closing automatically cleaning air port
143 so that air-flow is entered by wind-supplying mouth 451 after the second wind chamber 42, third wind chamber 43 to be discharged from air outlet 141；
S4, hose 21 is detached with air-valve 70 is mended, so that hose suction inlet 22 is opened and wind-supplying mouth 451 is closed.
Preferably, repeatedly cycle progress step S2 step S3 are further being followed between the step S1 and step S4
During ring, the step S3 predetermined times can be kept, then carry out step S2.Preferably, the predetermined time is 1 ~ 3 second.Below
Illustrate the dust catcher and its operating method of the present invention with structure diagram.
Figure 23 is structure diagram when dust catcher is in cleaned model, and wherein suction inlet 22 and air outlet 141 is open shape
State, switching valve 60 close automatically cleaning air port 143, mend air-valve 70 and close wind-supplying mouth 451.Under the action of wind turbine 11, air is from suction
Mouth 22, air inlet enter the first wind chamber 41, and the impurity dust in air is intercepted by filter 30, and most of impurity dust can be fallen
Enter non-clean wind intracavitary, but some impurity dusts can be viscid in the non-clean side of filter 30, pure air by filter 30,
The second wind chamber 42, third wind chamber 43 are passed sequentially through, is finally discharged from air outlet 141, the arrow in figure schematically designates sky
The direction of air-flow.With the extension of dust catcher usage time, excessive impurity dust can be accumulated in the non-clean side of filter, be led
The suction of dust catcher is caused to reduce.When user's direct feeling to suction reduce or dust catcher itself sensed by sensor it is miscellaneous
When the accumulation of matter dust is excessive, then need to start automatically cleaning pattern to remove the impurity dust accumulated in the non-clean side of filter.From
The startup of cleaning mode can be realized by user by operating hose and switching valve, also can by be arranged in dust catcher from
Dynamic mode switching structure realizes, specifically realization method is such as by way of controlling solenoid valve or other people in the art
Control mode known to member, which is not described herein again.
Figure 24 is the structure diagram of benefit wind pattern of the dust catcher from cleaned model to automatically cleaning pattern switching, wherein suction inlet 22
For closed state, air outlet 141 is open state, and switching valve 60 closes automatically cleaning air port 143, mends air-valve 70 and opens.In wind turbine
Under the action of 11, air enters the second wind chamber 42 from wind-supplying mouth 451, then by third wind chamber 73, finally by 141 row of air outlet
Go out, the arrow in figure schematically designates the direction of air stream.At this point, being formed in the first wind chamber 41 and the 4th wind chamber 44 low
Pressure area.
Figure 25 is structure diagram when dust catcher is in automatically cleaning pattern, and wherein suction inlet 22 and air outlet 141 is closing
State, switching valve 60 open automatically cleaning air port 143, mend air-valve 70 and stay open.The air entered at this time by wind-supplying mouth 451 is in wind
Enter the 4th wind chamber 44 via the second wind chamber 42 and third wind chamber 43 under the action of machine 11, and from the spray of corresponding filter clean side
Perforation 152 sprays, and impact filter clean side, the impurity dust for keeping accumulation viscid in the non-clean side of filter falls off, and completes one
A automatically cleaning action.
In order to enhance self-cleaning effect, dust catcher returns to from automatically cleaning pattern and mends wind pattern, that is, benefit air-valve 70 is kept to beat
It opens, air outlet 141 is simultaneously opened in closing automatically cleaning air port 143, then from wind pattern is mended to automatically cleaning pattern, so recycles several times certainly
Cleaning action.Cleaned model finally is returned to from benefit wind pattern or automatically cleaning pattern, completes automatically cleaning operation.It can by above description
To find, the present invention adds self-cleaning system on traditional dust catcher, can be carried out to filter self-cleaning；Extend dust catcher
Effectively inhale the grey time；Self-cleaning effect is excellent, extends the service life of filter；The dismounting that self-cleaning system reduces user is clear
Clean frequency, reduces workload；It is skillfully constructed, simple for structure, easy to produce, strong applicability；From the external world that wind-supplying mouth 451 enters
Cold wind can cooling blower, reduce wind turbine temperature；In addition the present invention is by can by the connection of hose and aeration valve or separation
Enough realize the conversion of cleaning mode and cleaned model, operation is extremely easy, has better user experience.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiment of understanding.
The series of detailed descriptions listed above only for the present invention feasible embodiment specifically
Bright, they are all without departing from equivalent implementations made by technical spirit of the present invention not to limit the scope of the invention
Or change should all be included in the protection scope of the present invention.
Claims (17)
1. a kind of dust catcher with self-cleaning function, including nose assembly（10）, dust barrel, be connected in nose assembly or dust barrel
Hose（21）And it is connected to the filter on nose assembly（30）, the nose assembly includes wind turbine（11）And with outside
The air inlet and air outlet of connection（141）, the hose has and the external suction inlet being connected to（22）, the suction inlet and the air inlet
Mouth connection, the wind turbine are set between filter and air outlet, and wind-supplying mouth is provided between the filter and wind turbine
（451）, for the filter with clean side and non-clean side, the dust catcher has cleaned model and automatically cleaning pattern, described
In cleaned model, air-flow passes through the suction inlet, air inlet, filter, wind turbine and air outlet successively；In the automatically cleaning pattern,
The air-flow impact filter clean side after the wind-supplying mouth, wind turbine successively；It is characterized in that：Wind is mended in setting at the wind-supplying mouth
Valve（70）, in the cleaned model, the suction inlet is opened and the benefit air-valve controls the wind-supplying mouth and closes, described from clear
Clean pattern, the suction inlet is closed and the benefit air-valve controls the wind-supplying mouth and opens；The suction inlet（22）Tube wall press institute
State benefit air-valve（70）The suction inlet can be closed and controlled and mend the air-valve opening wind-supplying mouth, the hose and the benefit air-valve
Separation can open the suction inlet and the benefit air-valve closes the wind-supplying mouth.
2. dust catcher according to claim 1, it is characterised in that：The nose assembly（10）It is closed equipped with suction inlet outer surface
Part, the benefit air-valve（70）It is at least partially disposed in the suction inlet closure member.
3. dust catcher according to claim 2, it is characterised in that：The suction inlet closure member includes protrusion（133）, described convex
It rises（133）Outer diameter and the suction inlet（22）Internal diameter be adapted.
4. dust catcher according to claim 3, it is characterised in that：The suction inlet closure member further includes hose card slot（132）,
The hose bayonet slot ring is around the protrusion（133）Setting；The suction inlet（22）Tube wall be inserted into the hose card slot（132）To touch
Press the benefit air-valve.
5. dust catcher according to claim 4, it is characterised in that：The hose card slot（132）With slot outer wall（132a）
With slot inner wall（132b）；The slot outer wall（132a）With slot inner wall（132b）The distance between with the suction inlet（22）Tube wall
Thickness is corresponding.
6. dust catcher according to claim 2, it is characterised in that：The benefit air-valve does not protrude from the suction inlet envelope on the whole
Closing member.
7. according to the dust catcher described in claim 1 ~ 6 any one, it is characterised in that：The benefit air-valve includes being installed on wind turbine
Benefit air-valve body on pedestal（71）And mend air-valve lid（72）, described to mend the tonifying Qi for being arranged on air-valve body and being connected to the wind-supplying mouth
Hole（75）, the benefit air-valve lid can relative complement air-valve body movement to open or close the tonifying Qi hole.
8. dust catcher according to claim 7, it is characterised in that：The top in the tonifying Qi hole, which is equipped with, mends air-valve cap（73）,
Through-hole and the protrusion adjacent with through-hole are equipped in the hose card slot（133）, the benefit air-valve cap portion is across the through-hole
And be resisted against and mend air-valve lid, the hose is inserted into hose card slot, and the protrusion closes the suction inlet, the suction inlet（22）Tube wall
It presses benefit air-valve hatband and moves the benefit air-valve lid relative complement air-valve body movement to open the tonifying Qi hole.
9. dust catcher according to claim 7, it is characterised in that：The benefit air-valve further includes compressing the benefit air-valve lid
Elastic element（74）, the benefit air-valve lid can be maintained at the position for closing the tonifying Qi hole under the action of elastic element.
10. according to the dust catcher described in claim 1 ~ 6 any one, it is characterised in that：The dust catcher, which also has, mends wind mould
Formula, in the benefit wind pattern, air-flow passes through the wind-supplying mouth, wind turbine and the air outlet successively.
11. dust catcher according to claim 10, it is characterised in that：The dust catcher has from the air inlet to filtering
First wind chamber of the non-clean side of device（41）, the second wind chamber from the filter clean side to wind turbine（42）, from the wind turbine to
The third wind chamber of air outlet（43）And from the air outlet to the 4th wind chamber of the clean side of filter（44）, the 4th wind
Chamber has the automatically cleaning air port for closing on air outlet setting（143）, when the dust catcher is in cleaned model, the suction inlet and outlet air
Mouth is opened, and the wind-supplying mouth is closed, and outer gas stream passes through the suction inlet, air inlet, the first wind chamber, the second wind chamber, third successively
Wind chamber is discharged from the air outlet；When the dust catcher is in benefit wind pattern, the air outlet and wind-supplying mouth are opened, the suction
Mouth is closed, and outer gas stream passes through the wind-supplying mouth, the second wind chamber, third wind chamber successively, is discharged from the air outlet；The dust suction
When device is in automatically cleaning pattern, the wind-supplying mouth is opened, and the suction inlet and air outlet are closed, and outer gas stream passes through the benefit successively
Air port, the second wind chamber, third wind chamber, the 4th wind chamber enter back into the second wind chamber cycle after the filter clean side.
12. dust catcher according to claim 11, it is characterised in that：The nose assembly further includes switching valve（60）, institute
State that switching valve is operable to be moved between the two positions, in first position, the switching valve is opened the air outlet and closed
The automatically cleaning air port, in the second position, the switching valve closes the air outlet and opens the automatically cleaning air port.
13. dust catcher according to claim 12, it is characterised in that：The switching valve includes operation handle（62）, by grasping
Make the shaft of handle drive（63）And with the relatively-stationary conversion valve deck of shaft（64）, the handle pass through shaft drive conversion
Valve deck selects the closing air outlet and the automatically cleaning air port.
14. dust catcher according to claim 10, it is characterised in that：The nose assembly corresponds to the cleaning of the filter
Multiple spray-holes are arranged in side（152）, in the automatically cleaning pattern, air-flow impacts the filter by the multiple spray-hole
Clean side；Total air-out area of the spray-hole and the 4th wind chamber（44）Cross wind area ratio be 1:1.
15. a kind of self cleaning method of dust catcher with self-cleaning function as described in claim 1 ~ 14 any one,
It is characterized in that：The self cleaning method includes the following steps：S1, the hose is connect with the benefit air-valve；S2, institute is closed
State air outlet；S3, the air outlet is opened；S4, the hose is detached with air-valve is mended.
16. the self cleaning method of dust catcher according to claim 15, which is characterized in that in above-mentioned steps, in the step
Suddenly repeatedly cycle carries out step S2 and step S3 between S1 and step S4.
17. the self cleaning method of dust catcher according to claim 16, which is characterized in that in step S2 and step S3 cycles
During, kept for the step S3 predetermined times, then carry out step S2；The predetermined time is 1 ~ 3 second.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18758056.8A EP3586710B1 (en) | 2017-02-27 | 2018-02-09 | Vacuum cleaner having self-cleaning function and self-cleaning method therefor |
| PCT/CN2018/075912 WO2018153281A1 (en) | 2017-02-27 | 2018-02-09 | Vacuum cleaner having self-cleaning function and self-cleaning method therefor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017101072053 | 2017-02-27 | ||
| CN201710107205 | 2017-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108497996A true CN108497996A (en) | 2018-09-07 |
| CN108497996B CN108497996B (en) | 2023-08-18 |
Family
ID=62792769
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720524084.8U Active CN207604906U (en) | 2017-02-27 | 2017-05-12 | Dust catcher with self-cleaning function |
| CN201710332285.2A Active CN108497996B (en) | 2017-02-27 | 2017-05-12 | Dust collector with self-cleaning function and self-cleaning method thereof |
| CN201720524195.9U Withdrawn - After Issue CN207604907U (en) | 2017-02-27 | 2017-05-12 | Dust catcher with self-cleaning function |
| CN201710332261.7A Pending CN108497995A (en) | 2017-02-27 | 2017-05-12 | Dust catcher with self-cleaning function |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720524084.8U Active CN207604906U (en) | 2017-02-27 | 2017-05-12 | Dust catcher with self-cleaning function |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720524195.9U Withdrawn - After Issue CN207604907U (en) | 2017-02-27 | 2017-05-12 | Dust catcher with self-cleaning function |
| CN201710332261.7A Pending CN108497995A (en) | 2017-02-27 | 2017-05-12 | Dust catcher with self-cleaning function |
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| Country | Link |
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| CN (4) | CN207604906U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269050A (en) * | 2018-11-08 | 2019-01-25 | 上海士诺净化科技有限公司 | A kind of wind valve structure for fresh air purifier |
| CN113710134A (en) * | 2020-03-18 | 2021-11-26 | 苏州欧圣电气股份有限公司 | Dust collector |
| WO2022205571A1 (en) * | 2021-04-02 | 2022-10-06 | 美智纵横科技有限责任公司 | Cleaning device, dust box assembly, control method, and control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207604906U (en) * | 2017-02-27 | 2018-07-13 | 天佑电器（苏州）有限公司 | Dust catcher with self-cleaning function |
| CN108852151A (en) * | 2018-07-21 | 2018-11-23 | 苏州欧圣电气股份有限公司 | A kind of dust catcher |
| CN108903807B (en) * | 2018-08-17 | 2023-08-08 | 莱克电气股份有限公司 | Reverse blowing and shaking type self-cleaning HEPA dust collector |
| CN110089981B (en) * | 2019-05-16 | 2021-06-25 | 东莞理工学院 | Self-cleaning anti-interference mobile robot |
| CN211049245U (en) * | 2019-10-14 | 2020-07-21 | 天佑电器（苏州）有限公司 | Electric appliance with self-cleaning function |
| CN110916560B (en) * | 2019-11-26 | 2023-12-05 | 孙大亮 | Dust collector |
| CN112971594B (en) * | 2019-12-17 | 2022-05-17 | 宁波方太厨具有限公司 | Object surface cleaner |
| CN113827132B (en) * | 2020-06-23 | 2023-08-01 | 添可智能科技有限公司 | Recovery device and recovery method |
| CN114587186A (en) * | 2021-06-28 | 2022-06-07 | 北京石头世纪科技股份有限公司 | Dust box, automatic cleaning equipment and dust collecting pile |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108497995A (en) | 2018-09-07 |
| CN207604906U (en) | 2018-07-13 |
| CN108497996B (en) | 2023-08-18 |
| CN207604907U (en) | 2018-07-13 |
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