CN205188882U - Blower - Google Patents
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- CN205188882U CN205188882U CN201520804805.1U CN201520804805U CN205188882U CN 205188882 U CN205188882 U CN 205188882U CN 201520804805 U CN201520804805 U CN 201520804805U CN 205188882 U CN205188882 U CN 205188882U
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- airduct
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Abstract
The utility model relates to a blower. Blower includes: a housing. Power device, set up in inside the casing, the fan is located the casing inside with power device connects, the tuber pipe, with the casing links to each other, just the tuber pipe with the fan is located power device's homonymy, the tuber pipe includes first subassembly and second subassembly, first subassembly with the casing is connected, the second subassembly is curved curved, and with the one end that the casing was kept away from to first subassembly links to each other, the wind direction of second subassembly air outlet with the contained angle of the wind direction of the air outlet of first subassembly is the acute angle. The blower during operation can not change under the less condition of handheld direction or handheld direction change the adjustment tuber pipe and treat the angle between the clean object to the clear mesh of better realization. Because the handheld orientation of the change that the user need not not stop again, even long -time work, also indefatigability.
Description
Technical field
The utility model relates to the technical field of electric tools, particularly relates to a kind of electric blower.
Background technology
Electric blower is a kind of conventional outdoor garden tool set, along with the continuous expansion of city's green areas, the greenbelt of park, highway, public place is throughout all parts of the country, and lawn trimming tool is also widely used, electric blower is widely used in pressure-vaccum fallen leaves, clears up fallen leaves with this.
In addition, after a long time use, inside can stockpile dust, affects functional performance for household electrical appliance and computer.Hand-held electric blower is usually used in the dust removal operation of computer, household electrical appliance, also can be used to the dust in the article such as clean wall, clothing, sofa, furniture and various corner.
Traditional hand-held electric blower comprises the parts such as motor, fan blade, casing, airduct, handle, but airduct is straight tube, user, when using electric blower, needing the angle adjusting airduct and body surface to be cleaned by ceaselessly changing hand-held direction, reaching clean object.During long-time use, user is easily tired, and cleaning effect is not ideal enough.
Utility model content
Based on this, being necessary for user when using electric blower, needing by not stopping to change the angle that hand-held direction adjusts airduct and body surface to be cleaned, and long-time use holds fatigable problem, provides a kind of electric blower.
A kind of electric blower, comprising: housing; Power set, are arranged at described enclosure interior; Fan, is positioned at described enclosure interior and is connected with described power set; Airduct, be connected with described housing, and described airduct and described fan are positioned at the homonymy of described power set, described airduct comprises the first assembly and the second assembly, described first assembly is connected with described housing, described second assembly is bending, and is connected with described first assembly one end away from housing, and the angle of the wind direction of the wind direction of described second assembly air outlet and the air outlet of described first assembly is acute angle.
During above-mentioned electric blower work, can, when not changing hand-held direction or hand-held direction changes less, make the angle of described airduct and body surface to be cleaned ideal, thus better realize clean object.Because user is without the need to ceaselessly changing hand-held direction again, even if work long hours, also indefatigability.
Wherein in an embodiment, described acute angle is 20 °-50 °.
Described acute angle is between 20 °-50 °, can, when hand-held direction changes less, make the angle of described airduct and body surface to be cleaned ideal, make described airduct clean thing to be cleaned effectively, and the work angle of user is also comparatively comfortable.
Wherein in an embodiment, described second assembly is provided with the first positioner near one end of described first assembly, and described first assembly is provided with the second positioner near one end of described second assembly.
Described first positioner and described second positioner suitable, make described second assembly and described first assembly can stable connection.
Wherein in an embodiment, described first positioner is positioned at the inner surface of described second assembly, described first positioner is provided with the first groove, the lower surface of described first groove is provided with the first projection, described second positioner is positioned at the external surface of described first assembly, described second positioner is provided with the second projection, and the top surface of described second projection is provided with the second groove, and described first is protruding suitable with described second groove.
When described second assembly can be made like this to be connected with described first assembly, realize more firmly connecting.
Wherein in an embodiment, described first positioner comprises grafting align structures, upwards location structure, downwards location structure; Described second module inner is provided with guide slide, and described grafting align structures, described upwards location structure, described downward location structure are positioned on described guide slide, described guide slide circumferentially shape.
Can rotate described second assembly along directive slide track like this, described in making, upwards location structure or described downward location structure and described second positioner connect, to realize the setting of described second assembly relative to described first assembly different directions.
Wherein in an embodiment, described upwards location structure and described downward location structure symmetry are positioned at described second module inner of described grafting align structures both sides, and the arc angle corresponding to described guide slide between described upwards location structure and described grafting align structures is 90 degree, the arc angle corresponding to described guide slide between described downward location structure and described grafting align structures is 90 degree.
So just, can realize described second assembly adjust as required towards, without the need to integral transformation electric blower direction and position.
Wherein in an embodiment, described second assembly comprises the bend be connected with described first assembly, and the tuyere be connected with described bend.
Wherein in an embodiment, detachable between described bend and described tuyere.
The connected mode of dismountable described bend and described tuyere, multiple different types of described tuyeres can be realized and described bend suitable, make electric blower flexible operating.
Wherein in an embodiment, described housing is provided with air intake.
Air-flow enters described enclosure interior from described air intake or blows out described housing from described air intake, to realize the airflow of electric blower inside.
Wherein in an embodiment, removably connect between described housing and described airduct, described first assembly and described second assembly of described airduct are non-removable integrative-structure, and described housing is provided with the first linkage near one end of described airduct, described airduct is provided with the second linkage near one end of described housing, described first linkage and described second linkage suitable.
Like this, user can adjust the angle of wind direction and thing to be cleaned by the connection of airduct and housing.
Wherein in an embodiment, described first linkage and described second linkage are cylindrical shape; The external surface of described first linkage is provided with protruding part, described second linkage offers the first draw-in groove and the second draw-in groove; Described first draw-in groove and described second draw-in groove are positioned at on the cross section of described second linkage axes normal, and the center of circle in described first draw-in groove, described second draw-in groove and described cross section point-blank; Described protruding part is both suitable with described first draw-in groove, described second draw-in groove.
Like this, described protruding part and described first draw-in groove or described second draw-in groove is suitable all can realize being fixedly connected with between described airduct with described housing, can fix simultaneously described airduct air outlet towards.
Wherein in an embodiment, comprise protruding end in described second assembly, described protruding end is positioned at the inwall of the bending part of described second assembly, and the protrusion direction of described protruding end is contrary with the bending direction of described second assembly.
Like this, when not reducing described second assembly bending angle and not reducing the air outlet cross-sectional area of described second assembly, arm can be made to not easily pass through the bending part of described second assembly, makes electric blower meet safety standard requirements.
Wherein in an embodiment, housing is cylindrical, the axis of described fan and the dead in line of described housing.
Described fan can be made like this to be positioned on described enclosure interior axis, to make drag uniform suffered by air-flow, to blow out uniform wind.
Wherein in an embodiment, electric blower also comprises: handle, is connected with described hull outside.
Described handle makes user's hand-held electric blower work more easily.
Wherein in an embodiment, electric blower also comprises: switch, is positioned at electric blower outside, is connected with described motor.
Described switch is in order to control the work of described motor flexibly.
Accompanying drawing explanation
Fig. 1 is the electric blower lateral view of an embodiment;
The electric blower sectional drawing that Fig. 2 is the embodiment shown in Fig. 1;
The second assembly that Fig. 3 is the embodiment shown in Fig. 1 and the connection diagram of the first assembly;
First member parallel of the airduct that Fig. 4 is the embodiment shown in Fig. 1 is in ground, and the second assembly tilts towards air flow method schematic diagram during ground;
Fig. 5 be another embodiment the second assembly air outlet down time the housing of electric blower and the connection diagram of airduct;
The air outlet of the second assembly that Fig. 6 is the embodiment shown in Fig. 5 upward time the housing of electric blower and the connection diagram of airduct;
The air outlet of the second assembly that Fig. 7 is the embodiment shown in Fig. 5 tilts towards the schematic diagram of blowing down thing to be cleaned;
The air outlet of the second assembly that Fig. 8 is the embodiment shown in Fig. 5 upward time blow the schematic diagram of thing to be cleaned;
Fig. 9 is the generalized section of the airduct of the embodiment described in Fig. 5.
Detailed description of the invention
Embodiment one
Please refer to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 are electric blower 100 lateral view of the present embodiment, and Fig. 2 is electric blower 100 sectional drawing of the present embodiment, and Fig. 3 is first assembly 41 and second assembly 42 connection diagram of the present embodiment.
Electric blower 100 comprises housing 1, power set 2, fan 3 and airduct 4; Wherein, power set 2 are arranged at housing 1 inside; Fan 3 is positioned at housing 1 inside and is connected with power set 2; Airduct 4, be connected with housing, and airduct 4 and fan 3 are positioned at the homonymy of power set 2, airduct 4 comprises the first assembly 41 and the second assembly 42, first assembly 41 is connected with housing 1, second assembly 42 in bending, and is connected with the first assembly 41 one end away from housing, and the angle of the wind direction of the wind direction 42a of the air outlet of the second assembly 42 and the air outlet 41a of the first assembly 41 is acute angle.
When above-mentioned electric blower 100 works, when not changing hand-held direction or hand-held direction changes less, the angle between the second assembly 42 and object to be cleaned can be adjusted, thus better realize clean object.Because user is without the need to ceaselessly changing hand-held direction again, even if work long hours, also indefatigability.
Wherein, housing 1, for arranging the parts of electric blower 100, mainly comprises power set 2, fan 3 and airduct 4, and its structure is long tubular, provides sufficient space to gas interior circulation.The air outlet 41a of the first assembly 41 is the junction with the second assembly 42, and when blowing, wind flows to the second assembly 42 by air outlet 41a, and is blown out by the air outlet 42a of the second assembly 42.
Power set 2 for for the blowing of electric blower 100, be drawn through journey power be provided.Power set 2 can be direct current generator, alternating current generator or engine fuel, and engine fuel can use oil, such as gasoline.Power set 2 in the present embodiment are direct current generator.
Fan 3 is driven by power set 2, making fan 3 can rotate about it axle and rotates, moving formation air-flow for driving air.In the present embodiment, housing 1 is cylindrical shape, the axis of fan 3 and the dead in line of housing 1, and the wind of such pressure-vaccum air port blowout is relatively more even, and the resistance suffered by air-flow formed in electric blower 100 is less.It should be noted that, in the present embodiment, the turning cylinder of the fan 3 of electric blower 100 and power set 2 are connected by transmission mechanism (mark), make fan 3 can rotate about it axle and rotate, thus drive air to move formation air-flow.
Airduct 4 blows out along specific direction for making air-flow.Consider the comfortableness in the hand-held direction of user, the angle of the wind direction of the wind direction of the air outlet 42a of the second assembly 42 and the air outlet 41a of the first assembly 41 is acute angle, and, find after deliberation, when acute angle between the wind direction of the wind direction of the air outlet 42a of the second assembly 42 and the air outlet 41a of the first assembly 41 is 20 °-50 °, user just can clean thing to be cleaned near the second assembly 42 without the need to significantly changing hand-held direction, user feels more comfortable in use, effectively can reduce the curable grip of user.In the present embodiment, the angle of the wind direction of the wind direction of the air outlet 42a of the second assembly 42 and the air outlet 41a of the first assembly 41 is 45 °, feels more comfortable, more laborsaving when user uses.In other embodiments, also can be other angle, such as 30 °, 35 ° or 40 °.
In the present embodiment, first assembly 41 is cylindrical shape, the wind direction of the air outlet 41a of the first assembly 41 and the dead in line of the first assembly 41, therefore, second assembly 42 the wind direction of air outlet 42a and the angle of the axis of the first assembly 41 be acute angle, and this acute angle is 20 °-50 °, in the present embodiment, the angle of the wind direction of the air outlet 42a of the second assembly 42 and the axis of the first assembly 41 is 45 °.
Second assembly 42 and the first assembly 41 can be a non-removable entirety, also can be demountable.In the present embodiment, the second assembly 42 and the first assembly 41 are designed to dismountable connected mode.In transportation, the second assembly 42 and the first assembly 41 are disassembly status, save memory space, are convenient to transport.Again the second assembly 42 is connected with the first assembly 41 during use.
Please refer to Fig. 3, Fig. 3 is second assembly 42 and first assembly 41 connection diagram of the present embodiment.Second assembly 42 is provided with the first positioner 5 near one end of the first assembly 41, first assembly 41 is provided with the second positioner 6 near one end of the second assembly 42, by the first positioner 5 and the second positioner 6 suitable, realize the second assembly 42 and be connected with the first the firm of assembly 41.
In the present embodiment, first positioner is positioned at the inner surface of the second assembly 42, first positioner is provided with the first groove (mark), the lower surface of the first groove is provided with the first projection (mark), second allocation is positioned at the external surface of the first assembly 41, second positioner is provided with the second projection (mark), the top surface of the second projection is provided with the second groove (mark), first is protruding suitable with the second groove, can realize more firmly connecting.In other instances, the number of the first projection can also be 1 or two or more, and the number of the second groove also can be 1 or two or more.
It should be noted that, in other embodiments, also the first positioner 5 can be arranged at the external surface of the second assembly 42, and the second positioner 6 be arranged at the inner surface of the first assembly 41, not repeat them here.
Consider in actual cleaning course, can by adjust relative first assembly 41 of the second assembly 42 towards the object reaching thing to be cleaned around clean electric blower 100, in the present embodiment, the second assembly 42 is provided with multiple first positioner 5 near one end of the first assembly 41.
For larger angle adjustment second assembly 42 relative to the first assembly 41 towards object, in the present embodiment, the number of the first positioner 5 is 3, and the number of the second positioner 6 is 1.
Wherein the first positioner 5 is respectively grafting align structures 51, upwards location structure 52, downwards location structure 53.Second assembly 42 inner surface is provided with guide slide (mark), is connected between grafting align structures 51, upwards location structure 52, downward location structure 53 by guide slide.Second positioner 6 of the first assembly 41 is aimed at the grafting align structures 51 of the second assembly 42 and then inserts, the first assembly 41 or the second assembly 42 is rotated along guide slide in clockwise or counterclockwise mode, make the second positioner 6 enter upwards location structure 52 region or enter downward location structure 53 region, the second positioner 6 and upwards location structure 52 connect fixing or the second positioner 6 and connect fixing with downward location structure 53.
In an embodiment of the present invention, grafting align structures 51, upwards location structure 52, downward location structure 53 is positioned on guide slide, this guide slide circumferentially shape, upwards location structure 52 and downward location structure 53 symmetry are positioned on the second assembly 42 inner surface of grafting align structures 51 both sides, upwards location structure 52 and downward location structure 53 symmetry are positioned at the second assembly 42 inner surface of grafting align structures 51 both sides, and the arc angle upwards between location structure 52 and grafting align structures 51 corresponding to guide slide is 90 degree, arc angle between downward location structure 53 and grafting align structures 51 corresponding to guide slide is 90 degree.
The docked mode of adjustment first positioner 5 and the second positioner 6 can be passed through like this, make the second assembly 42 towards ground or towards sky.
It should be noted that, upwards location structure 52 and downward location structure 53 also can relative to grafting align structures 51 in other arrangement modes, such as upwards location structure 52 and downward location structure 53 also at grafting align structures 51 homonymy, can be arranged as long as can realize relative first assembly 41 different directions of the second assembly 42.
Concrete operation method: (1) first aims at insertion by grafting align structures 51 with the second positioner 6, after the second assembly 42 is threaded to downward location structure 53 counterclockwise, downward location structure 53 and the second positioner 6 are connected, the second assembly 42 can be realized and arrange down.(2) first aim at insertion by grafting align structures 51 with the second positioner 6, after by the second assembly 42 dextrorotation extremely upwards location structure 52, upwards location structure 52 and the second positioner 6 are connected, the second assembly 42 can be realized and arrange upward.By method (1) or (2) just can realize the second assembly 42 adjust as required towards, without the need to integral transformation electric blower 100 direction and position, to clear up thing to be cleaned flexibly.
In other embodiments, the number of the first positioner 5 can also be set to 1, and the number of the second positioner 6 is set to 3, equally also can reach adjustment second assembly 42 relative to the first assembly 41 towards object.
In other embodiments, the first positioner 5 or the second positioner 6 can also be set to other numbers, with adjust as required the second assembly 42 towards, just can clear up thing to be cleaned flexibly without the need to frequent changes electric blower 100 direction and position.
In the present embodiment, for improving air sucking/blowing or inspiratory effects, be rounding off between the first assembly 41 and the second assembly 42.Further, for ease of easily manufactured, save manufacturing cost, be convenient to transport, the second assembly 42 is designed at least two sections.
Continue referring to Fig. 1, in the present embodiment, the second assembly 42 comprises the bend 421 be connected with the first assembly 41, and the tuyere 422 be connected with bend 421.Bend 421 for changing airflow direction, one end and the first assembly 41 matched, in Straight, the other end and tuyere 422 suitable, central transition section is smooth curved surface.Tuyere 422 is for focused airflow, and air-flow is blown out with certain diffusion mode in a certain direction, and tuyere 422 is designed to straight tube, in other embodiments, is not limited to this, also can be other shape, such as horn-like etc.
As for bend 421 connected mode with tuyere 422, with reference to the connected mode of the second assembly 42 in above and the first assembly 41, such as, can adopt and suitable positioner be set on bend 421 and tuyere 422.
It should be noted that, the cross section of the second assembly 42 in the present embodiment is circular, and the air-flow that electric blower 100 can be made to blow out like this is the distribution of disc shape, blows to wind-swept place, in other embodiments, the cross section of the second assembly 42 also can be the shape such as ellipse or convex polygon as required.
In the present embodiment, housing 1 is also provided with air intake 7, air intake 7 is positioned on housing 1 wall, the array structure of rectangular shape, and air can enter from air intake 7 or blow out, to realize the airflow of electric blower 100 inside.In other embodiments, air intake 7 can also be other shapes, also can be arranged at other positions on housing 1.
In the present embodiment, electric blower 100 also comprises handle 8, and this handle 8 and housing 1 outside is connected, with make user more easily hand-held electric blower 100 work.Handle 8 in the present embodiment is positioned at close power set 2 one end on housing 1, can provide handgrip part more easily like this, and handle 8 is positioned at the position near electric blower 100 center of gravity, simple operation to people, laborsaving, flexibly.
It should be noted that, in other embodiments, electric blower 100 is not limited to hand-held, also electric blower 100 can be arranged on other equipment and carry out the work such as dust blowing dirt, fallen leaves.
In the present embodiment, electric blower 100 also comprises switch (mark), and this switch is positioned at the outside of the housing 1 of electric blower 100, is connected by electric wire with power set 2, in order to control the work of power set 2 flexibly.
Please refer to Fig. 4, Fig. 4 is that the first assembly 41 of the airduct 4 of the present embodiment is parallel to ground, and the second assembly 42 tilts towards air-flow 9 distribution schematic diagram during ground.Because the gravity 10 of whole electric blower 100 is downward, when electric blower 100 works, people holds handle 8, give electric blower 100 curable grip 11 overcoming gravity 10 upwards, now, air-flow 9 blows out along the second assembly 42, give electric blower 100 be tilted under wind-force 12, wind-force 12 gives electric blower 100 reaction force 13 simultaneously, reaction force 13 has component 131 vertically upward, because the gravity 10 of electric blower 100 immobilizes, therefore component 131 just can make the curable grip 11 of people reduce, thus the heavy burden of user can be reduced, lessen fatigue, make the working time that user remains longer, increase work efficiency.
Embodiment two
Different from a upper embodiment, the present embodiment middle shell and airduct are for removably connecting, and the first assembly of airduct and the second assembly are non-removable integrative-structure.Please refer to Fig. 5 to Fig. 6, Fig. 5 be the present embodiment the second assembly 172 air outlet down time the housing 15 of the electric blower 200 and connection diagram of airduct 17, Fig. 6 be the present embodiment the second assembly 172 air outlet upward time the housing 15 of the electric blower 200 and connection diagram of airduct 17.
Electric blower 200 comprises housing 15, power set (mark), fan (mark) and airduct 17; Wherein, power set are arranged at housing 15 inside; Fan is positioned at housing 15 inside and is connected with power set; Airduct 17 is connected with housing 15, and airduct 17 and fan are positioned at the homonymy of power set, airduct 17 comprises the first assembly 171 and the second assembly 172, first assembly 171 is connected with housing 15, second assembly 172 is in bending, and be connected with the first assembly 171 one end away from housing 15, the angle of the wind direction of the wind direction of the air outlet (mark) of the second assembly 172 and the air outlet (mark) of the first assembly 171 is acute angle.
As shown in Figure 5, in the present embodiment, be the mode of removably connecting between housing 15 and airduct 17, therefore, user can adjust the angle of wind direction and thing to be cleaned by airduct 17 and the connection of housing 15.
In the present embodiment, first assembly 171 and the second assembly 172 are non-removable integrative-structure, housing 15 is provided with the first linkage 19 near one end of airduct 17, airduct 17 is provided with the second linkage 21 near one end of housing 15, first linkage 19 and the second linkage 21 suitable, and the first linkage 19 is inserted in the connection that the second linkage 21 can realize housing 15 and airduct 17.In the present embodiment, the cross section of the first linkage 19 is circular, and the cross section of the second linkage 21 is also circular adaptably.The cross section of the first linkage 19 and the second linkage 21 also can be other shapes, such as octagon in other embodiments, square etc., as long as the shape of the first linkage 19 and the second linkage 21, size are suitable.
It should be noted that, in other embodiments, also the first linkage 19 can be arranged at airduct 17 near housing 15 one end, and the second linkage 21 is arranged at housing 15 near airduct 17 one end.
Please refer to Fig. 5 and Fig. 6, the external surface of the first linkage 19 is provided with protruding part 23, second linkage 21 offers draw-in groove, be respectively the first draw-in groove 25 and the second draw-in groove 27, first draw-in groove 25 and the second draw-in groove 27 are positioned at on the cross section of the axes normal of the second linkage 21, and the first draw-in groove 25, the center of circle in the second draw-in groove 27 and cross section point-blank, protruding part 23 can be suitable with the first draw-in groove 25, also can be also suitable with the second draw-in groove 27, protruding part 23 and the first draw-in groove 25 or the second draw-in groove 27 is suitable all can realize being fixedly connected with between airduct 17 with housing 15, can fix simultaneously the second assembly 172 air outlet towards.
It should be noted that, in other embodiments, protruding part 23 also can be arranged on the second linkage 21, and the first draw-in groove 25 and the second draw-in groove 27 are arranged on the first linkage 19.
First draw-in groove 25 is provided with the first mating holes 251 and the first locating hole 252, be communicated with between first mating holes 251 with the first locating hole 252, second draw-in groove 27 is provided with the second mating holes 271 and is connected between the second locating hole 272, second mating holes 271 and the second locating hole 272.
Concrete operation method: protruding part 23 is first inserted the first mating holes 251 dextrorotation and gone to the first locating hole 252 by (1), makes protruding part 23 and the first locating hole 252 connect, and can realize the air outlet of the second assembly 172 of airduct 17 towards ground.(2) protruding part 23 is inserted the second mating holes 271, then dextrorotation goes to the second locating hole 272, protruding part 23 and the second locating hole 272 is connected, can realize the air outlet of the second assembly 172 of airduct 17 upward.By method (1) or (2) can realize airduct 17 adjust as required towards, without the need to integral transformation electric blower 200 direction and position, to clear up thing to be cleaned flexibly.
Please refer to Fig. 7, Fig. 7 is that second assembly 172 air outlet of the present embodiment tilts towards the schematic diagram of blowing down thing to be cleaned.When the second assembly 172 air outlet tilts thing to be cleaned towards land clearing, thing to be cleaned in the present embodiment is fallen leaves, air-flow tilts towards ground, produce oblique wind 29, the reaction force 32 that this oblique wind 29 tilts upward to electric blower 200, the reaction force 32 tilted upward has component 321 vertically upward, this component 321 has shared the gravity 30 of a part of electric blower 200 for user, therefore, user can carry electric blower 200 with less curable grip 31, and the heavy burden of user is effectively alleviated.
Please refer to Fig. 8, Fig. 8 is the schematic diagram of the second assembly 172 air outlet towards blowing up thing to be cleaned of the present embodiment.In the present embodiment, thing to be cleaned be fallen leaves, when the second assembly 172 air outlet upward time, user can regulate hand-held direction, the air-flow at the second assembly 172 air outlet place is blown out in the horizontal direction, producing horizontal wind-force 33, all for clearing up thing to be cleaned, improving aspect of blowing efficiency, now, the curable grip of user equals the gravity of electric blower 200, compares the situation that the second assembly 172 air outlet is arranged downwards, and user bears a heavy burden larger.
Therefore user's air outlet that can adjust the second assembly 172 as required towards, without the need to integral transformation electric blower 200 direction and position, to clear up thing to be cleaned flexibly.
In other embodiments, the number of protruding part 23 can also be set to 2, and the number of draw-in groove is set to 1 equally also passable, equally also can reach adjustment airduct 17 the second assembly 172 air outlet towards object.
In other embodiments, protruding part 23 or draw-in groove can also be set to other numbers, with adjust as required the second assembly 172 air outlet of airduct 17 towards, just can clear up thing to be cleaned flexibly without the need to frequent changes electric blower 200 direction and position.
Please refer to Fig. 9, Fig. 9 is the generalized section of the airduct 17 of the present embodiment.In the present embodiment, comprise protruding end 39 in the second assembly 172, protruding end 39 is positioned at the inwall of the bending part 172a of the second assembly 172, and the protrusion direction of protruding end 39 is contrary with the bending direction of the second assembly 172.
Like this, when not reducing the second assembly 172 bending angle and not reducing the air outlet cross-sectional area of the second assembly 172, arm 43 can be made to not easily pass through the bending part 172a of the second assembly 172, makes electric blower 200 meet safety standard requirements.
Each technical characteristic of above embodiment can combine arbitrarily, for making description succinct, all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this manual is recorded.
Above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (11)
1. an electric blower, is characterized in that, comprising:
Housing;
Power set, are arranged at described enclosure interior;
Fan, is positioned at described enclosure interior and is connected with described power set; And
Airduct, is connected with described housing, and described airduct and described fan are positioned at the homonymy of described power set, described airduct comprises the first assembly and the second assembly, described first assembly is connected with described housing, and described second assembly is bending, and is connected with described first assembly one end away from housing; The angle of the wind direction of the wind direction of described second assembly air outlet and the air outlet of described first assembly is acute angle.
2. electric blower according to claim 1, is characterized in that, described acute angle is 20 °-50 °.
3. electric blower according to claim 1, it is characterized in that, described second assembly is provided with the first positioner near one end of described first assembly, described first assembly is provided with the second positioner near one end of described second assembly, described first positioner and described second positioner suitable.
4. electric blower according to claim 3, it is characterized in that, described first positioner is positioned at the inner surface of described second assembly, described first positioner is provided with the first groove, the lower surface of described first groove is provided with the first projection, and described second positioner is positioned at the external surface of described first assembly, and described second positioner is provided with the second projection, the top surface of described second projection is provided with the second groove, and described first is protruding suitable with described second groove.
5. the electric blower according to claim 3 or 4, is characterized in that, described first positioner comprises grafting align structures, upwards location structure and downward location structure; Described second module inner is provided with guide slide, and described grafting align structures, described upwards location structure and described downward location structure are positioned on described guide slide, described guide slide circumferentially shape.
6. electric blower according to claim 5, it is characterized in that, described upwards location structure and described downward location structure symmetry are positioned at described grafting align structures both sides, and the arc angle corresponding to described guide slide between described upwards location structure and described grafting align structures is 90 degree, the arc angle corresponding to described guide slide between described downward location structure and described grafting align structures is 90 degree.
7. electric blower according to claim 1, is characterized in that, described second assembly comprises the bend be connected with described first assembly, and the tuyere be connected with described bend.
8. electric blower according to claim 7, is characterized in that, detachable between described bend and described tuyere.
9. electric blower according to claim 1, it is characterized in that, removably connect between described housing and described airduct, described first assembly and described second assembly of described airduct are non-removable integrative-structure, and described housing is provided with the first linkage near one end of described airduct, described airduct is provided with the second linkage near one end of described housing, described first linkage and described second linkage suitable.
10. electric blower according to claim 9, is characterized in that, described first linkage and described second linkage are cylindrical shape; The external surface of described first linkage is provided with protruding part, described second linkage offers the first draw-in groove and the second draw-in groove, described first draw-in groove and described second draw-in groove are positioned at on the cross section of the axes normal of described second linkage, and the center of circle in described first draw-in groove, described second draw-in groove and described cross section point-blank; Described protruding part and described first draw-in groove, described second draw-in groove are suitable.
11. electric blowers according to claim 1, it is characterized in that, comprise protruding end in described second assembly, described protruding end is positioned at the inwall of the bending part of described second assembly, and the protrusion direction of described protruding end is contrary with the bending direction of described second assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804805.1U CN205188882U (en) | 2015-10-16 | 2015-10-16 | Blower |
Applications Claiming Priority (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978554A (en) * | 2017-06-01 | 2018-12-11 | 苏州宝时得电动工具有限公司 | Suction and blowing device |
| CN110140520A (en) * | 2019-07-02 | 2019-08-20 | 重庆丸中机械有限公司 | Tea picking machine |
-
2015
- 2015-10-16 CN CN201520804805.1U patent/CN205188882U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978554A (en) * | 2017-06-01 | 2018-12-11 | 苏州宝时得电动工具有限公司 | Suction and blowing device |
| CN108978554B (en) * | 2017-06-01 | 2024-03-15 | 苏州宝时得电动工具有限公司 | Blowing and sucking device |
| CN110140520A (en) * | 2019-07-02 | 2019-08-20 | 重庆丸中机械有限公司 | Tea picking machine |
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