CN204827987U - Electric fan - Google Patents
Electric fan Download PDFInfo
- Publication number
- CN204827987U CN204827987U CN201520618472.3U CN201520618472U CN204827987U CN 204827987 U CN204827987 U CN 204827987U CN 201520618472 U CN201520618472 U CN 201520618472U CN 204827987 U CN204827987 U CN 204827987U
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- Prior art keywords
- electric fan
- main body
- wind
- air
- guide mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 21
- 230000001105 regulatory effect Effects 0.000 claims description 18
- 230000003319 supportive effect Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 230000004308 accommodation Effects 0.000 abstract 1
- 238000005119 centrifugation Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 241000397426 Centroberyx lineatus Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an electric fan, which comprises a centrifugal fan and an air outlet adjusting device, wherein the electric fan also comprises a support main body, and a guide mechanism is arranged on the support main body; the air outlet adjusting device comprises a wind shielding main body, and a guide element matched with the guide mechanism is arranged on the wind shielding main body. The utility model discloses an electric fan utilizes the characteristic of 360 degrees air-outs of centrifugal fan blade, and the main part that keeps out the wind through outlying air-out adjusting device is along guiding mechanism's slip, and it is adjustable to have realized the air-out direction of electric fan to whole accommodation process need not consume the electric energy.
Description
Technical field
The utility model relates to a kind of electric fan, especially a kind of electric fan that conveniently can control air outlet angle.
Background technique
At present, conventional electric fan mainly contains two kinds of modes to obtain larger air outlet angle: one is allow fan section rotate, i.e. oscillating fan; Two is change air-flow direction, i.e. rotary vane fan by the rotation of wind deflector.
These the two kinds methods obtaining larger air outlet angle also exist following major defect:
(1) needing to set up extra rotating mechanism makes fan blade or wind deflector rotate;
(2) the extra rotation increased needs to consume a part of merit, and this part merit can not change into wind and goes out;
(3) wind field flows to and all changes by the mode of rotating fan blade or wind deflector, that is: only have air-out right opposite several angle to have wind, and after direction changes, just calm or few wind herein, affects the comfort level of human body.
Model utility content
Based on the problems referred to above, main purpose of the present utility model is to provide a kind of electric fan, and it can adjust the direction of air-out easily.
Above object of the present utility model is achieved through the following technical solutions:
A kind of electric fan, it comprises centrifugal blower and air-out regulating device, and wherein, described electric fan also comprises supportive body, and described supportive body is provided with guide mechanism; Described air-out regulating device comprises main body of keeping out the wind, described in keep out the wind in main body there is the director element coordinated with described guide mechanism.
Preferably, described supportive body comprises the ventilative cover being arranged on described centrifugal blower periphery, and described guide mechanism is circumferentially arranged on described ventilative cover.
Preferably, main body of keeping out the wind described in can be stretched along described guide mechanism.
Preferably, main body of keeping out the wind described in is pliciform main body; Or, described in main body of keeping out the wind be flexible body.
Preferably, described in compartment of terrain in main body of keeping out the wind be provided with supporting bar, described director element is positioned on described supporting bar.
Preferably, described guide mechanism comprises directive slide track, and described director element comprises the roller or slide block that coordinate with described directive slide track.
Preferably, described directive slide track is provided with breach.
Preferably, described ventilative cover comprises grid or cage type framework.
Preferably, described grid comprises sidepiece grid and top grid, described top grid spherically shape, arc surfaced or conical surface shape at least in part.
Preferably, described electric fan also comprises pedestal, in described pedestal, be provided with rechargeable battery.
Preferably, described electric fan also comprises pedestal, and described supportive body is detachably attached to described pedestal.
Preferably, described pedestal is provided with chute, bottom described supportive body, is provided with the slide fastener that can slip in described chute.
Preferably, the fan blade disc of described centrifugal blower is provided with shape is circular, oval, square, triangle, trapezoidal or fan-shaped air port.
Electric fan of the present utility model at least has following beneficial effect:
(1) utilize the characteristic of centrifugation blade 360 degree of air-out, by the slip of main body along guide mechanism of keeping out the wind of peripheral air-out regulating device, the air-out direction realizing electric fan is adjustable;
(2) by air-out regulating device telescopic slide in orbit and take out from track, the adjustment of air outlet angle within the scope of 360 degree can be realized;
(3) by arranging the convertibility of rechargeable battery and rechargeable battery, realizing the ability of long-time continuation of the journey, using when conveniently going out to encamp.
Accompanying drawing explanation
According to drawings and embodiments the utility model is described in further detail below.
Fig. 1 faces cross-sectional schematic according to the electric fan of preferred implementation of the present utility model, adopts in cuing open the representation cutd open to illustrate the situation after fan blade in figure.
Fig. 2 is the cross-sectional structure schematic diagram intercepted along the line A-A in Fig. 1.
Fig. 3 be pedestal look up structural representation, wherein battery compartment bonnet is partially cut-away.
Fig. 4 is the structural representation of upper slide rail (or glidepath).
Fig. 5 is a kind of preferred structure schematic diagram of fan blade disc.
Fig. 6 is the enlarged diagram of cross section structure of the spoke intercepted along the line B-B in Fig. 5.
Embodiment
Below preferred implementation of the present utility model is described, should be appreciated that preferred implementation described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.Especially, it should be noted that, employ in specification " on ", D score, " vertically ", " top " etc. represent the word in orientation, these words are only in order to express easily use when taking the orientation shown in accompanying drawing for electric fan of the present utility model, are not formed restriction of the present utility model.
First see Fig. 1 and Fig. 2, according to the electric fan of preferred implementation of the present utility model, comprise centrifugal blower (by label 2, 21, 4, 3 refer to), supportive body is (by label 6, 61 refer to) and air-out regulating device (by label 5, 73 refer to), wherein, described air-out regulating device comprises main body 5 of keeping out the wind, (preferably at two ends place on described supportive body, such as, in the mode of execution shown in Fig. 1, for upper and lower two ends place) be provided with guide mechanism 71 and 72, in described main body 5 of keeping out the wind (correspondingly, preferably at the two ends place of the axial direction along described centrifugal blower, such as, in the mode of execution shown in Fig. 1, for upper and lower two ends place) there is the director element 73 coordinated with described guide mechanism 71 and 72.Aforesaid cooperation can be slidably matched, and also can be to roll to coordinate.In addition, aforesaid director element 73 can be the part (i.e. both be integrated) of this body structure of main body of keeping out the wind, and also can be the element (namely, non-integral are formed) is connected with main body of keeping out the wind.
Electric fan of the present utility model adopts centrifugal blower, and centrifugal blower itself can air-out within the scope of 360 degree.When centrifugal blower rotates, the air of blower interior is outwards sent by centrifugation blade, thus produces wind.Meanwhile, outside air enters blower interior under the effect of negative pressure, to form continuous print wind.The air outlet angle expected for setting or air-out direction, electric fan of the present utility model is provided with air-out regulating device, its main body of keeping out the wind can move along guide mechanism, thus block certain angular range or direction at least in part, the wind that centrifugal blower is produced cannot in this angular range or direction send, and send in the angular range that can only never be blocked or on direction, realize the adjustment to wind direction or air supply direction thus.
When after the air outlet angle utilizing air-out regulating device to set expectation and air-out direction, electric fan of the present utility model remains continuous air-out within the scope of this air outlet angle, this is different from the scanning air supply mode essence of oscillating fan of the prior art and rotary vane fan, and the continous blowing mode of electric fan of the present utility model makes us more comfortable undoubtedly.
Preferably, described supportive body comprises the ventilative cover (still by label 6,61 refer to) being arranged on described centrifugal blower periphery, and described guide mechanism 71 and 72 is circumferentially arranged on described ventilative cover.Preferably, described supportive body is described ventilative cover itself.Described ventilative cover is such as arranged on the periphery of described centrifugal blower, preferably on described ventilative cover is circumferentially provided with described guide mechanism 71 and 72 at two ends place.
Certainly, described supportive body also can be the independent component being different from ventilative cover.
In order to realize the adjustment of air outlet angle size, be preferably arranged in the utility model: described in keep out the wind main body 5 can along described guide mechanism stretch, such as circumferentially stretch.More preferably, main body of keeping out the wind 5 can be stretched to complete in centrifugal blower or ventilative cover in the circumferential, and, can foreshorten to and only block minimum angle, or can take off from electric fan, thus the adjustment of air outlet angle within the scope of 0 ~ 360 degree can be realized.
Also be, by means of only the main body of keeping out the wind of movement (stretching) air-out regulating device, air outlet angle and the direction of expectation can be obtained simply, without the need to extra rotating mechanism, thus also do not need consumed work extraly, this point is also different with rotary vane fan essence from the oscillating fan of prior art.
Preferably, the main body of keeping out the wind of air-out regulating device can be pliciform main body 5 (as shown in Figure 1-2), such as folding barge board.In this case, described director element such as can be arranged on folding line place, inner side or folding line place, outside (because pliciform main body is centered around ventilative cover around, thus inner side and outer side refers to respectively near ventilative cover center and the side away from ventilative cover center) of pliciform main body.By the expansion or folding of fold section, this main body 5 can realize stretching, thus blocks (simultaneously also exposing) different angular range.When adopting pliciform main body, main body both can adopt hard material, also can adopt soft material.For adopting the situation of soft material, preferably in circumferentially compartment of terrain of keeping out the wind in main body, supporting bar can be set, to give this main body certain support stiffness.And then, preferably director element can be arranged on (such as supporting bar two ends) on supporting bar.
In addition, the main body of keeping out the wind of air-out regulating device also can be flexible body.In this case, described director element is preferably relatively arranged on the two ends of described flexible body between two.Preferably, be give flexible body certain support stiffness, can on described flexible body circumferentially compartment of terrain supporting bar is set, described director element is preferably arranged on (such as supporting bar two ends) on described supporting bar.Scalable for making flexible body realize, except can adopting aforesaid pliciform form, freely stacking form can also be adopted, namely, folding line is not set, when moving to close to each other by adjacent supporting bar, the main body of keeping out the wind between two supporting bars is naturally bending and be stacked, as the stretching, extension of curtain with shrinking.In addition, scalable for making flexible body realize, this flexible body can also be wound on spool, needs then to extract out from spool when launching.This spool can be attached on the fuselage of electric fan.
Preferably, described guide mechanism comprises directive slide track (in the illustrated embodiment, being specially slide rail 71 and glidepath 72), and described director element comprises the roller or slide block that coordinate with described directive slide track.
Further preferably, described directive slide track comprises guide chute, the sectional shape of described guide chute is rectangle, circle (situation shown in Fig. 1) or swallow-tail form, correspondingly, the profile of described director element (such as roller or slide block) is cylindrical, spherical (situation shown in Fig. 1) or taper shape, thus ensures that director element unhinderedly slides in guide chute.
In addition preferably, all can air-out in order to realize within the scope of 360 degree omnirange, electric fan of the present utility model is arranged to air-out regulating device and can be taken off from electric fan.For this reason, directive slide track is provided with breach, using the gateway as director element.Preferably, as shown in Figure 4, breach can be arranged to form directive slide track entirety cut off, and, directive slide track does not form 360 degree of structures closed yet.Like this, each director element of air-out regulating device can start to slip into successively (during taking-up reverse operating) in the slideway of directive slide track from this breach.This structure that air-out regulating device can be taken off also makes to be convenient to clean the main body of this air-out regulating device, keep in repair or change.Such as, user can change the main body with different pattern or material according to the hobby of oneself.
Preferably, described ventilative cover comprises grid or cage type framework.Except ventilative effect (top air intake, sidepiece air-out), this ventilative cover plays effect upper and lower slide rail being connected into entirety (thus supporting upper slide rail) on the other hand, more also plays the safety protection function preventing foreign object and fan blade from touching on the one hand.After centrifugal blower covers by this ventilative cover and upper and lower slide rail as a whole, then fix with the pedestal 1 of electric fan.The mode of removably connecting or non-disconnectable Placement can be adopted between described upper slide rail and described ventilative cover, between described glidepath and ventilative cover to be fixed.
Preferably, when adopting grid, described grid comprises sidepiece grid (vertical grid) 6 and top grid 61.Enter inside fan blade because centrifugal blower rotates the air produced required for wind mainly through top grid, therefore, in order to increase the area of air intake grid, top grid 61 spherically shape, arc surfaced or conical surface shape at least in part.Preferably, import to centrifugal blower center for ease of air-flow, aforementioned spherical shape, arc surfaced or conical surface shape top grid adopt the sphere of indent, cambered surface or the conical surface.In the mode of execution shown in Fig. 1, the spherical shape of top grid 61 entirety in indent.Preferably, top grid 61 and sidepiece grid 6 are structure as a whole, and top grid 61 is spherical shape, thus form corner angle with slide rail in stable support 71 in top grid 61 and sidepiece grid 6 intersection.
Preferably, in the pedestal 1 of described electric fan, rechargeable battery 12 is provided with.Like this, electric fan of the present utility model had both had the function of plug-in running, possessed again in the function without dependence battery running during available external power.Preferably, in shown pedestal 1, can charging circuit be set, thus can charges for rechargeable battery 12 between plug-in on-stream period simultaneously.
Preferably, as shown in Figure 3, rechargeable battery 12 is arranged in the battery compartment towards described pedestal 1 bottom opening, and described battery compartment is closed by battery compartment bonnet 13.This structure makes rechargeable battery 12 replaceable.In addition, this electric fan is equipped with the replaceable use of polylith battery, and only need open battery compartment bonnet 13 during replacing can change.By arranging, polylith is replaceable, rechargeable battery, and electric fan of the present utility model has the ability realizing long-time continuation of the journey, thus conveniently such as goes out to use when encamping.
Preferably, described pedestal 1 is provided with power switch 15, wind speed shelves 16 and the supply hub 14 for being connected ABAP Adapter.
In addition preferably, the bottom of described pedestal 1 is provided with anti-skidding module (such as bath mat) 11 (see Fig. 3), slides in order to prevent electric fan.
Described anti-skidding module 11 can adopt the material manufactures such as rubber, and the shape of anti-skidding module 11 can be circle, the shape such as square, described non-slipping block 11 is provided with multiple, Figure 3 shows that 3, distribute in equilateral triangular shape, but also can be set to other number (such as 4,5 in the process implemented ...), and be uniformly distributed at the periphery of base bottom.
In addition preferably, aforementioned ventilative cover on centrifugal blower is covered after, be detachably attached to described pedestal 1.Preferred attaching mode comprises: described pedestal 1 is provided with chute, described ventilative cover bottom is (in illustrated mode of execution, the back side of the guide mechanism in ventilative cover bottom) be provided with the slide fastener that can slip in described chute, like this, by simply pressing down, spinning movement, ventilative cover just can be attached on pedestal 1 fast, is similar to the Placement between fire hydrant upper nozzle and pipeline.In addition, ventilative cover also can adopt threaded connector (such as screw) to be fastened to pedestal.
The centrifugal blower that electric fan of the present utility model adopts preferably includes the fan blade disc 4 of motor 2, centrifugation blade 3 and fixing centrifugation blade 3, and wherein, fan blade disc 4 is fixed to the motor shaft 21 of described motor 2 by screw 43.As shown in Figure 1, the cylindrical central sleeve of described fan blade disc 4 is fixed on described motor shaft 21 by screw 43.For this reason, described motor shaft 21 has tapped hole, screw 43 is connected with the tapped hole on motor shaft 21 through the cylindrical central sleeve of fan blade disc 4.Described screw 43 is provided with at least 2, and be fixed described fan blade disc 4 by upper and lower two positions, described fan blade disc 4 is connected with described the firm of motor shaft 21 simultaneously, makes described fan blade disc 4 keep good stability in the process rotated.
Alternatively, described fan blade disc 4 also can be fixed to the motor shaft 21 of described motor by upper and lower nut and baffle plate.
Composition graphs 1, Fig. 5, preferably, described fan blade disc 4 is provided with air holes 41 and enters the space below fan blade disc 4 to allow air-flow through described fan blade disc 4.
Further preferably, as shown in Figure 2, the shape of described air holes 41 is circular.In addition, the shape in air port 41 also can be oval, square, triangle, trapezoidal or fan-shaped.
As shown in Figure 5, the shape of described air holes 41 is fan-shaped, and it makes the air holes area of described fan blade disc 4 larger, is convenient to air-flow and passes through.In this case, spoke 42 is formed between two adjacent air holes, the side (i.e. air holes sidewall) of described spoke 42 can be obliquely installed relative to the axis of fan blade disc 4, makes described spoke 42 form obtuse angle along between the leading flank and the axis of fan blade disc of fan blade disc sense of rotation.Like this, when fan blade disc rotates, leading flank (i.e. the windward side of air holes) and the airflow direction of spoke 42 form obtuse angle, and then make windward side promote air-flow at faster speed through described fan blade disc 4.
Preferably, the inclined-plane of described windward side can be plane (as shown in Figure 6) or curved surface.
Electric fan of the present utility model in the running, air enters electric fan from the top of electric fan, to surrounding air-out under the effect of centrifugation blade, by the slip of air-out regulating device on upper and lower slide rail, the flexible or taking-up of periphery, achieve the convenient adjustment of air outlet angle within the scope of 360 degree of electric fan.In addition, by the replacing of rechargeable battery, this electric fan achieves the ability of long-time continuation of the journey, uses when conveniently going out to encamp.
As the skilled personnel can understand like that, under the prerequisite of not conflicting, above-mentioned each preferred implementation freely can combine, superpose.
Technology contents of the present utility model has disclosed as above; but those skilled in the art still can do all replacement and the modification that do not deviate from the utility model spirit based on instruction of the present utility model; therefore; the utility model protection domain should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present utility model and modification should be comprised, and contained by the utility model claim.
Claims (12)
1. an electric fan, it comprises centrifugal blower and air-out regulating device, it is characterized in that, described electric fan also comprises supportive body, and described supportive body is provided with guide mechanism; Described air-out regulating device comprises main body of keeping out the wind, described in keep out the wind in main body there is the director element coordinated with described guide mechanism.
2. electric fan as claimed in claim 1, it is characterized in that, described supportive body comprises the ventilative cover being arranged on described centrifugal blower periphery, and described guide mechanism is circumferentially arranged on described ventilative cover.
3. electric fan as claimed in claim 1, is characterized in that, described in main body of keeping out the wind can stretch along described guide mechanism.
4. electric fan as claimed in claim 3, is characterized in that, described in main body of keeping out the wind be pliciform main body; Or, described in main body of keeping out the wind be flexible body.
5. electric fan as claimed in claim 1, is characterized in that, described in compartment of terrain in main body of keeping out the wind be provided with supporting bar, described director element is positioned on described supporting bar.
6. the electric fan as described in one of claim 1-5, is characterized in that, described guide mechanism comprises directive slide track, and described director element comprises the roller or slide block that coordinate with described directive slide track.
7. electric fan as claimed in claim 6, it is characterized in that, described directive slide track is provided with breach.
8. electric fan as claimed in claim 2, it is characterized in that, described ventilative cover comprises grid or cage type framework.
9. electric fan as claimed in claim 8, it is characterized in that, described grid comprises sidepiece grid and top grid, described top grid spherically shape, arc surfaced or conical surface shape at least in part.
10. the electric fan as described in one of claim 1-5, is characterized in that, described electric fan also comprises pedestal, in described pedestal, be provided with rechargeable battery.
11. electric fans as described in one of claim 1-5, it is characterized in that, described electric fan also comprises pedestal, and described supportive body is detachably attached to described pedestal.
12. electric fans as claimed in claim 11, is characterized in that, described pedestal is provided with chute, be provided with the slide fastener that can slip in described chute bottom described supportive body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618472.3U CN204827987U (en) | 2015-08-17 | 2015-08-17 | Electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618472.3U CN204827987U (en) | 2015-08-17 | 2015-08-17 | Electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204827987U true CN204827987U (en) | 2015-12-02 |
Family
ID=54685595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520618472.3U Expired - Fee Related CN204827987U (en) | 2015-08-17 | 2015-08-17 | Electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204827987U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420344A (en) * | 2017-09-27 | 2017-12-01 | 宁波东曜电器有限公司 | A kind of electric fan for distributing fragrance |
| CN110966232A (en) * | 2018-09-29 | 2020-04-07 | 广东威灵电机制造有限公司 | Portable fan |
-
2015
- 2015-08-17 CN CN201520618472.3U patent/CN204827987U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420344A (en) * | 2017-09-27 | 2017-12-01 | 宁波东曜电器有限公司 | A kind of electric fan for distributing fragrance |
| CN110966232A (en) * | 2018-09-29 | 2020-04-07 | 广东威灵电机制造有限公司 | Portable fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20210817 |