A kind of self-cleaning air cleaner
Technical field
The utility model is related to air cleaners, more particularly to a kind of self-cleaning air cleaner.
Background technology
Air cleaner main function is the particle and impurity removed in air, and clean air is provided for engine.It is empty
The filter efficiency and its dust containing capacity of filter are to limit the principal element of vehicle service cycle.Air cleaner after frequent dedusting,
More and more impurity can be accumulated on filter paper, lead to filter effect worse and worse, and existing solution is in limited sky
In, by the research etc. of folding or filter material to filter paper, the effective filtration area of air filter is increased to promote making for air filter
With the service life, but this scheme is relatively limited to the service life for promoting air filter.
Utility model content
One purpose of the utility model is to provide for one kind being capable of self-cleaning air cleaner.
Particularly, the utility model provides a kind of self-cleaning air cleaner, including:
Upper shell has an air outlet;
Lower housing is located at below the upper shell, connect to form first receiving space with the upper shell, has an air inlet
Mouthful;With
Air filter element kit is located in the first receiving space, and described first is entered from the air inlet with filtering
In accommodation space and from whole air that the air outlet is discharged, the air filter element kit includes filter core and controllably along described
The dust-extraction unit that filter core moves back and forth, will be attached at the filter core by the sweeping of the dust-extraction unit or scraping effect
Impurity removes.
Optionally, the filter core is the filter paper repeatedly folded, and the folding position of the filter paper forms multiple folding units, often
The one folding unit includes folding line, the folding part at the folding line both sides and the opening opposite with the folding line;Often
One dust-extraction unit includes the identical dust removing units of multiple structures, and it is single that each dust removing units are across corresponding one folding
Between two folding parts of member.
Optionally, all dust removing units are arranged at the folding unit of the opening in filter paper towards windward side.
Optionally, each dust removing units include:
Panel windward is square structure, including two first ends being oppositely arranged and two second ends being oppositely arranged
Portion, wherein two first ends are contacted with the filter paper;With
Two the first springs are separately positioned at two the second ends of panel windward, and edge and the windward side
The vertical direction of plate extends, with when first spring is controllably flexible, the panel windward is in the filter paper corresponding one
It is moved back and forth between a folding line and the opening for folding unit, to pass through the first end of the panel windward
Impurity at the folding part is cleared away or struck off.
Optionally, the panel windward includes:
Two fixed plates being respectively arranged at two the second end, each fixed plate is with corresponding described the
One spring connects;
Two movable plates, each movable plate be arranged between described two fixed plates and with described two fixed plates
Connection, described two movable plates are arranged in parallel, to be moved from the opening at the folding line in the panel windward
When, described two movable plates are close to each other;With
Second spring is arranged between described two movable plates, the telescopic direction of the second spring and described two shiftings
The direction of motion of movable plate is consistent, so that when the panel windward to the opening from moving at the folding line, described two
A movable plate is located remotely from each other to restore the distance between described two movable plates.
Optionally, two fixed plate structures are identical, and each fixed plate is a strip structure, in each fixed plate
A strip-shaped groove is opened up at one length face, the groove of two fixed plates is oppositely arranged;
Two movable plates are to be provided with the strip that coordinates with the groove at the both sides that the fixed plate connects convex
It rises, described two movable plates opposite fortune between described two fixed plates is enable by the cooperation of the protrusion and the groove
It is dynamic.
Optionally, the lower housing further includes dedusting tank, is fallen from the air filter element kit with collecting and removing
Impurity.
Optionally, the dedusting tank includes:
Tank body is connect with the lower housing, is located at the lower housing bottom, has the second accommodation space, to accommodate
It is slid from the lower housing to the impurity of the dedusting tank;
Tank mouth is arranged at the lower end of the tank body, and the tank body is discharged in the impurity by the tank mouth;
Plugging block is arranged outside the tank mouth, and size is more than the size of the tank mouth, and the tank can be completely covered
Mouthful;With
Third spring, one end connect the plugging block, and the other end is connected in the tank body, to prevent the plugging block
It falls;
Wherein, the plugging block is configured to:When in the tank body being negative pressure, the ball sealer is under atmospheric pressure effect
By the Jar opening sealer;When the negative pressure in the tank body disappears, the impurity of the accumulation of the tank interior is made in gravity
It is fallen under, oppressing the plugging block after accumulation constant weight overcomes the third spring elongation power, and institute is discharged in the impurity
State tank body.
Optionally, further include elastic network(s) in the tank body, the other end of the third spring is connect with the elastic network(s),
In, the elastic network(s) is configured to, described when the impurities accumulation in the tank body to constant weight oppresses the elastic network(s)
Elastic network(s) deformation tenesmus, the third spring being connect with the elastic network(s) can drive the plugging block to move downward, and make described
Plugging block leaves the tank mouth, and the tank body is discharged in the impurity.
Optionally, the tank mouth is circle, and the plugging block is spherical shape.
The utility model self-cleaning air cleaner increase dust-extraction unit at filter core, dust-extraction unit can remove at any time
The impurity being adsorbed on filter core, to increase the service life of filter core, to increase the service life of entire air cleaner.
Dust-extraction unit in the air filter element kit of the utility model is driven by the startup of engine and closing completely
Movement is played, the thing of increase dust-extraction unit that need not be additional, its good dedusting effect while simple in structure.
Further, dedusting tank is arranged in the utility model at lower housing, by the impurity base of the filter core of dust-extraction unit cleaning
Plinth is cleared up away from lower housing, meanwhile, which provides power without artificial active dedusting, without external, directly logical
It crosses the weight automatic open of impurity and then removes impurity, simple in structure, high dust collection efficiency.
The utility model is carried by the automatically cleaning of air cleaner under the premise of ensureing the filter efficiency of air cleaner
The service cycle for having risen air cleaner has saved the use cost of client.
According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more
Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Description of the drawings
Some specific realities of the utility model are described in detail by way of example rather than limitation with reference to the accompanying drawings hereinafter
Apply example.Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that
The drawings are not necessarily drawn to scale.In attached drawing:
Fig. 1 is the structural schematic diagram according to the self-cleaning air cleaner of the utility model one embodiment;
Fig. 2 is the schematic side elevation according to the air filter element kit of the utility model one embodiment;
Fig. 3 is the schematic diagram according to the air filter element kit of the utility model one embodiment;
Fig. 4 is the panel schematic diagram windward according to the utility model one embodiment;
Fig. 5 is regarded according to the fixed plate of the utility model one embodiment and the schematic partial enlargement of movable plate junction
Figure;
Fig. 6 is the schematic diagram according to the lower housing of the utility model one embodiment.
Fig. 7 is the schematic partial enlarged view of dedusting tank shown in Fig. 6.
Specific implementation mode
Fig. 1 is the structural schematic diagram for the self-cleaning air cleaner 100 for showing one specific embodiment of the utility model,
It is obvious that as shown in Figure 1, the utility model self-cleaning air cleaner 100 include upper shell 10, air filter element kit 20
With lower housing 30, air outlet 11 is provided at upper shell 10, air inlet 31 is provided at lower housing 30, air filter element kit 20 is set
It sets between upper shell 10 and lower housing 30.And air filter element kit 20 respectively with 30 interference seal of upper shell 10 and lower housing
Cooperation.When engine start, one negative pressure of gas handling system can be continuously available to.Air is by the guiding of air intake duct, from air inlet
31 enter air filter, after the filtering of air filter element kit 20, into 10 cavity of upper shell, are finally exited into from air outlet 11
Engine.Specific airflow direction is as shown by the directional arrows a in the diagram.
Fig. 2 shows the schematic side elevations of the air filter element kit 20 of one specific embodiment of the utility model.Fig. 2
In order to facilitate signal, by air filter filter core group, 20 obtain from actual use situation rotation 180 degree, and arrow direction in figure
As air-flow direction.As depicted in figs. 1 and 2, specifically, lower housing 30 is located at 10 lower section of the upper shell, on described
The connection of shell 10 forms first receiving space 40, has an air inlet 31.Air filter element kit 20 is located at described first and accommodates sky
Between in 40, to filter the whole for entering in the first receiving space from the air inlet 31 and being discharged from the air outlet 11
Air, the dust-extraction unit 22 that the air filter element kit 20 is moved back and forth including filter core 21 and controllably along the filter core 21,
In, it is removed so that the impurity at the filter core 21 will be attached to by the sweeping of dust-extraction unit or scraping.
It is obvious that the utility model self-cleaning air cleaner 100 increase dust-extraction unit 22, dedusting at filter core 21
Device 22 can remove the impurity being adsorbed on filter core 21 at any time, to increase the service life of filter core 21, to increase entirely certainly
The service life of clean air filter 100.
Fig. 3 shows the schematic diagram of the air filter element kit 20 of one specific embodiment of the utility model.Fig. 3
It is consistent with Fig. 2, it is the view rotated air filter element kit 20 after 180 degree.As shown in Figures 2 and 3, specific as one
Embodiment, the filter core 21 are the filter paper repeatedly folded, and the folded filter paper position forms multiple folding units 211, each folding
Folded unit 211 includes folding line 213, the folding part 214 positioned at 213 both sides of folding line and the opening opposite with the folding line 213
212.It is obvious that filter paper, when forming folding unit 211, the both sides of filter paper, which all have, folds unit 211, such as 211 in figure
With 211 '.Windward side and leeward of the folding unit 211 with the opening difference face phase filter core 21 of folding unit 211 ' in figure.Often
One dust-extraction unit 22 includes the identical dust removing units 23 of multiple structures, and each dust removing units 23 are across a corresponding folding
Between two folding parts 211 of unit 211.Since air is entered from air inlet 31 in first receiving space 40, through filtration core
It is gone out again by air outlet 11 after 21.And the impurity in air is stopped by filter core 21, therefore impurity is all adsorbed on filter paper windward side one
At side.In order to remove the impurity adsorbed on filter paper, the institute in the windward side side of filter paper is arranged in all dust removing units 23
It states and folds at unit 211.The windward side of filter core 21 is the one side close to air inlet 31 in the utility model.
Fig. 4 shows the schematic diagram of the panel windward 24 of one embodiment of the utility model.As specifically
Embodiment, each dust removing units 23 may include panel 24 and two the first springs 25 windward.As shown in Figures 2 and 4, windward
Panel 24 is square structure, including two first ends 241 being oppositely arranged and two the second ends 242 being oppositely arranged,
In, two first ends 241 are contacted with the filter paper.Two the first springs 25 are separately positioned on two of the panel 24 windward
At the second end 242, and extend along with 24 vertical direction of panel windward, controllably to stretch in first spring 25
When, the panel windward 24 can move back and forth at the opening 212 for folding unit 211 and folding line 213, to pass through
Impurity at the folding part 214 is cleared away or is struck off by the first end 241 for stating panel 24 windward.It will be apparent that starting
When machine starts, in air-flow direction such as figure shown in arrow direction.When the first spring 25 is compressed or restores state, windward
Panel 24 moves up and down, then two first contacted with 214 filter core 21 of folding part at the folding unit 211 of 21 windward side of filter core
End 241 can carry out folding part 214 sweeping or scrape the impurity that will be adsorbed at filter core removing.
As a specific implementation mode, as shown in figure 4, panel 24 may include two fixed plates to the utility model windward
243, two movable plates 244 and second spring 245.Two fixed plates 243 are respectively arranged at two the second ends 242, each
The fixed plate 243 is connected with corresponding first spring 25.Each setting of movable plate 244 two fixed plates 243 it
Between and connect with two fixed plates 243.As shown in Figures 2 and 3, two fixed plates 243 are arranged in both sides, two movable plates 244
It is arranged in parallel, and described two movable plates 244 are movable, to be rolled over from the opening 212 to close in panel 24 windward
When being moved at trace 213, described two movable plates 244 are close to each other.Second spring 245 is arranged between two movable plates 244,
Telescopic direction is consistent with the direction of motion of two movable plates 244 so that panel 24 windward from folding line 213 to being open at 212
When movement, described two movable plates 244 are located remotely from each other to restore the distance between described two movable plates 244.It is, two
Movable plate 244 can be close to each other or be located remotely from each other.And the second spring between two movable plates 211 can be one or
It is multiple, as could be provided as three in Fig. 3.It is bigger than the size at folding line 213 at opening 212 due to folding unit 211, if
Movable plate 244 is from being open at 212 to when movement at folding line 213, and two movable plates 244 can not be close to each other, then meeting
Wind panel 24 can be by prodigious resistance, and panel 24 is not easy to be pulled at folding line 213 windward, then the effect of dedusting also can be big
It is big to reduce.And if windward panel 24 at folding line 213 to opening 212 at move when, second spring 245 can be by movable plate
The distance between 244 set back, and movable plate 244 can also be made to have certain pressure with filter paper contact position, ensure movable plate
244 remove the impurity at filter paper.As a preferred embodiment, under normal circumstances, filter paper used in filter core 21 is more
It is coarse, two movable plates 244 filter paper contact position may be designed to hairbrush shape, do not influencing normally to meet the same of wind action
When, the impurity at filter paper can more be removed.
Fig. 5 shows the schematic part of the fixed plate 243 and 244 junction of movable plate of the utility model one embodiment
Enlarged view.As shown in figure 5, two 243 structures of fixed plate are identical, each fixed plate 243 is a strip structure, in each institute
It states and opens up a strip-shaped groove 26 at a length face of fixed plate 243, the groove 26 of two fixed plates 243 is oppositely arranged.
Two movable plates 244 are to be provided with the strip that coordinates with the groove 26 at the both sides that the fixed plate 243 connects convex
27 are played, enables described two movable plates 244 in described two fixed plates by the cooperation of described raised 27 and the groove 26
Relative motion between 243.It is by strip groove 26 also 27 phase of strip bulge in motion process back and forth in two movable plates 244
Mutually cooperation.Certainly, protrusion 27 and groove 26 can be reversed setting, in other words, as can be arranged protrusion 27 in fixed plate
At 243, and groove 26 can be then arranged at movable plate 244, and protrusion can be according to actual demand with groove section shape
Carry out free design.
As one embodiment, in actual application, self-cleaning air cleaner 100 is arranged in vehicle motor
At air inlet 31.When engine is started to work, air enters first receiving space 40 by the air inlet 31 of lower housing 30
It is interior, using after air filter element kit 20 again from above can with air outlet 11 come out.When by air filter element kit 20, due to
Air has certain speed, and when air-flow is by panel 24 windward, panel 24 drives windward side plate under airflow acting force windward
24 move at the folding line 213 for folding unit 211, and the first spring 25 is compressed.Two pieces of movable plates 244 are then in filter core 21
Close to each other under effect, second spring 245 is also compressed.After air is by filter paper, the impurity in air is such as dust, particle
It is attracted at filter paper.When the engine is not in operation, it panel 24 will be pushed windward under the action of the screen resilience of the first spring 25
It is moved to aperture position 212.And second spring 245 then can also push two movable plates 244 to be located remotely from each other, and make two movable plates
244 edge carries out sweeping or scraping along filter paper, and particle, the impurity etc. that are adsorbed at filter paper are swept and fallen, these particles, impurity
Etc. can under the effect of gravity call in lower housing 30., it is clear that the dedusting in the air filter element kit 20 of the utility model
Device 22 has been driven movement by the startup of engine and closing completely, the east of increase dust-extraction unit 22 that need not be additional
West, its dust removing effects might as well while simple in structure.
Fig. 6 shows the schematic diagram of the lower housing 30 of a specific embodiment of the invention.As shown in fig. 6, conduct
Another specific embodiment of the utility model is additionally provided with dedusting tank 32 at the lower housing 30, to collect and remove from described
The impurity fallen at air filter element kit 20.Due in existing filter at lower housing 30 not dedicated for removing impurity
Opening.When dust-extraction unit 22 gets off the impurity sweeping at filter core 21, impurity can be accumulated at lower housing 30, for side
Just dedusting tank 32 is arranged in the removing of impurity, inventor at lower housing 30, in time removes the impurity fallen down at filter core 21.
Specifically, Fig. 7 shows the schematic partial enlarged view of the dedusting tank 32 of a specific embodiment of the invention.Such as
Shown in Fig. 6, the dedusting tank 32 may include tank body 321, tank mouth 322, plugging block 323 and third spring 324.Tank body 321 with
The lower housing 30 connects, and is located at 30 bottom of the lower housing, has the second accommodation space 326, to accommodate under described
Shell 30 slides to the impurity of the dedusting tank 32.It is in order to enable falling that the bottom in lower housing 30, which is arranged, in dedusting tank 32
Entering the impurity of lower housing 30 can enter in dedusting tank 32.In order to further make impurity can smoothly enter into dedusting tank 32, with
It is arranged to inclined at the lower housing 30 that dedusting tank 32 connects, impurity etc. can be slowly slid under gravity to dedusting tank
In 32.Specifically, 32 top of dedusting tank is cylinder type hollow cylinder, and lower part is hollow cone, and opening, which is arranged, at bottommost is
For tank mouth 321.By tank mouth 322 tank body 321 is discharged in the impurity by the impurity fallen at tank body 321.Plugging block 323 is arranged
Outside the tank mouth 322, size is more than the size of tank mouth 322, and the tank mouth 322 can be completely covered.Preferably,
The tank mouth 322 of the utility model is circle, and the plugging block 323 is spherical shape, that is, is blocked using spherical plugging block 323
At tank mouth 322.324 one end of third spring connects the plugging block 323, and the other end is connected in the tank body 321, to prevent
Plugging block 323 is stated to fall.Under the pulling force effect of third spring 324, it is in sealed condition that plugging block 323, which is with tank mouth 322, not
By simultaneously blow-by when outer force effect.
Specifically, when the engine operates, entered from the air inlet 31 of lower housing 30 due to air, and by upper shell 10
Air outlet 11 is gone out, then the tank body 321 at lower housing 30 is arranged and forms negative pressure due to air-flow.When being in tank body 321
When negative pressure, plugging block 323 seals tank mouth 322 under atmospheric pressure effect.When the engine is not operating, in tank body 321
Negative pressure disappears, and the impurity of 321 inner accumulation of tank body is fallen under gravity at the plugging block 323 at tank mouth 322, accumulation one
Compressing plugging block 323 overcomes 324 drawing force of third spring after determining weight, and tank body 321 is discharged in impurity.
As another embodiment, as shown in fig. 7, elastic network(s) 325, the other end of third spring 324 are arranged in tank body 321
It is connect with the elastic network(s) 325, wherein elastic network(s) 325 is configured to the impurities accumulation in tank body 321 and oppresses bullet to constant weight
Property net 325 when, the deformation tenesmus of elastic network(s) 325, the third spring 324 being connect with the elastic network(s) 325 can drive the envelope
Sprue 323 moves downward, and plugging block 323 is made to leave the tank mouth 322, and the tank body 321 is discharged in impurity.This kind of embodiment
Use scope include vehicle the more severe place in desert or environment when driving, at this point, particle, impurities accumulation are very fast, and
And particle, impurity are more prone to be accumulated at elastic network(s) 325, after elastic network(s) 325 is oppressed deformation tenesmus, connect with elastic network(s) 325
The third spring 324 connect also can downlink, plugging block 323 can leave tank mouth 322, form larger dedusting space, accelerate particle, miscellaneous
The velocity of discharge of matter.
The utility model is carried by the automatically cleaning of air cleaner under the premise of ensureing the filter efficiency of air cleaner
The service cycle for having risen air cleaner has saved the use cost of client.
So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein
A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The range of type is understood that and regards as to cover other all these variations or modifications.