CN209686307U - Garden hair dryer - Google Patents
Garden hair dryer Download PDFInfo
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- CN209686307U CN209686307U CN201820653035.9U CN201820653035U CN209686307U CN 209686307 U CN209686307 U CN 209686307U CN 201820653035 U CN201820653035 U CN 201820653035U CN 209686307 U CN209686307 U CN 209686307U
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- air
- fan
- hair dryer
- electric machine
- brushless electric
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Abstract
The utility model relates to a kind of garden hair dryers, comprising: shell is equipped with air inlet, and air enters from the air inlet；Air hose connects the shell and has air outlet, and air is blown out from the air outlet, fan, rotates around fan axis, for making air generate flowing；Motor connects the fan and generates the power for being supplied to the fan；The motor is AC brushless electric machine, and the garden hair dryer further includes providing the AC power source of energy for the brushless motor.
Description
Technical field
The utility model relates to a kind of garden hair dryer more particularly to a kind of garden blowings with AC brushless electric machine
Machine.
Background technique
In graden machine, hair dryer is a kind of relatively common tool, understands dust by the air-flow for blowing to ground
Or sundries is cleaned.Hair dryer generally includes shell, the air hose for connecting shell, the duct for being accommodated in shell, generates air-flow
Fan and motor for driving the fan.
Since hair dryer needs operator to hold operation, the weight of hair dryer is reduced, man-machine effect is promoted, is always
The project of technical staff studied diligently.
Utility model content
In view of this, one of the purpose of this utility model be to provide it is a kind of with lesser overall dimensions, it is lighter whole
The hair dryer of machine weight.
To achieve the above object, the technical scheme adopted by the utility model is
A kind of garden hair dryer, comprising:
Shell, is equipped with air inlet, and air enters from the air inlet；
Air hose connects the shell and has air outlet, and air is blown out from the air outlet,
Fan is rotated around fan axis, for making air generate flowing；
Motor connects the fan and generates the power for being supplied to the fan；
The motor is AC brushless electric machine, and the garden hair dryer further includes providing energy for the AC brushless electric machine
AC power source.
As one of embodiment of the utility model, the garden hair dryer includes the culvert being received into the shell
Road component, the duct component include preceding deflection cone, and the AC brushless electric machine is at least partially situated in the preceding deflection cone.
As one of embodiment of the utility model, the AC brushless electric machine is contained in the preceding deflection cone completely
It is interior.
As one of embodiment of the utility model, the diameter of the AC brushless electric machine is less than or equal to 50mm.
As one of embodiment of the utility model, the AC brushless electric machine includes that the fan can be driven to surround
The motor shaft of the fan axis rotation, the wheel hub of the fan include with the mounting hole of motor cooperation and along fan axis
The ventilation hole of direction perforation setting, the ventilation hole are located in the circumferential direction of the mounting hole.
As one of embodiment of the utility model, the preceding deflection cone includes accommodating the AC brushless electric machine
Receiving portion and it is connected with described accommodation section and close to the air dam of the air outlet, the air dam and/or described accommodation section
It is provided with air-guiding hole, the cooling formed between the ventilation hole and the air-guiding hole for cooling down the AC brushless electric machine is logical
Road.
As one of embodiment of the utility model, after the fan is provided in one end close to the air inlet
Deflection cone, the AC brushless electric machine are connected to the fan close to one end of the air outlet.
As one of embodiment of the utility model, the rear deflection cone and the fan are integrated setting, described
Deflection cone is being provided with air inlet hole along the perforation of fan axis direction afterwards, and the air inlet hole and the air-guiding hole are connected to setting.
Compared with prior art, the beneficial effects of the utility model are at least are as follows:
1, the utility model proposes the cooperations of AC power source and AC brushless electric machine, and AC power source is as input electricity first
Source, machine weight is light, and powers duration is unrestricted, secondly, AC brushless electric machine is small in size, can reduce the weight of complete machine, behaviour
It is lighter that author carries machine.
2, AC brushless electric machine is arranged in duct component, the AC brushless electric machine of small size not will increase the ruler of duct
It is very little, it is designed additionally by using the structure of preceding deflection cone, under the premise of not influencing whole design layout, promotes alternating-current brushless electricity
The cooling effect of machine.
Detailed description of the invention
Above-described the purpose of this utility model, technical solution and beneficial effect can be can be realized by following
The detailed description of specific embodiment of the utility model is described in combination with attached drawing and is clearly obtained.
Identical label and symbol in attached drawing and specification is for representing identical or equivalent element.
Fig. 1 is the schematic diagram of the hair dryer of the utility model.
Fig. 2 is the cross-sectional view of hair dryer cross sectional portion element along longitudinal direction, and wherein fan is wholely set with rear back taper.
Fig. 3 is the cross-sectional view of hair dryer cross sectional portion element along longitudinal direction, and wherein fan is wholely set with rear back taper, and wind-guiding
Hole opens up mode different from Fig. 2.
Fig. 4 is the cross-sectional view of hair dryer cross sectional portion element along longitudinal direction, which is not provided with rear back taper.
Fig. 5 is the stereoscopic schematic diagram of the fan of the hair dryer in Fig. 4.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
As shown in Figures 1 to 4, as the hair dryer 1 of the utility model embodiment.Hair dryer 1 includes shell 2, air hose
3, duct component 4, fan 5 and motor 6.
Air hose 3 with shell 2 for connecting.There is the first opening 21 and the second opening 22 on shell 2.Wherein, the first opening
21 are used as air inlet, and extraneous air enters shell 2 from first opening 21.Second opening 22 is used as connector, is used for and wind
Pipe 3 connects.One end of air hose 3 is removably connect by second opening 22 with shell 2.The other end of air hose 3 is equipped with outlet air
Mouth 31, air blows to ground from air outlet 31.In a preferred embodiment, hair dryer 1 also has air suction function.Air is together with miscellaneous
Object is sucked from the air outlet 31 of air hose 3, by being discharged after fan 5 from the first opening 21.
Fan 5 is equipped in shell 2.In the utility model embodiment, fan 5 is aerofoil fan.As shown in Fig. 5, fan
5 include the wheel hub 51 of connection motor 6, several are installed to the blade 52 on wheel hub 51.Blade 52 can with the one of wheel hub 51 at
Type is assemblied together after can also separating.Blade 52 substantially extends along the radial direction of wheel hub 51.Wheel hub 51 and blade 52 via
The driving of motor 6 can be rotated around a fan axis 7.To generate the air-flow moved along 7 direction of fan axis.In this implementation
In example, fan axis 7 passes through the center of wheel hub 51.It is worth noting that, fan 5 encloses when hair dryer 1 executes blowing function
It is rotated in a first direction around fan axis 7, and when hair dryer 1 executes air suction function, fan 5 is around fan axis 7 along second
Direction rotates, and wherein first direction is opposite with second direction.
Duct component 4 is connected to shell 2, and the effect of duct component 4 is that the blowing-out gas stream generated to fan 5 rectifies.
Therefore duct component 4 is located at the downstream area of fan 5, and the first opening 21 is located at the upstream region of fan 5.In upstream region,
It is mobile to the direction close to fan 5 after air enters the inside of shell 2 from the first opening 21.And after passing through fan 5, air
Downstream area is moved to from upstream region.In downstream area, air is mobile to the direction far from fan 5, and eventually by air hose 3
It blows to outer.
As shown in Fig. 2,3 and 4, in the utility model embodiment, duct component 4 includes water conservancy diversion outer cover 41, is located at water conservancy diversion
The stator blade 43 of preceding deflection cone 42 and fixed setting in outer cover 41.Water conservancy diversion outer cover 41 is cylindrical in shape, substantially along fan axis
Direction extends.Radially, preceding deflection cone 42 is located at the center of water conservancy diversion outer cover 41.Preceding deflection cone 42 is also substantially along fan
Axis direction extends.The inner hollow of preceding deflection cone 42 is arranged.Preceding deflection cone 42 on fan axis perpendicular direction cut
Area be less than or equal to fan 5 wheel hub 51 with the sectional area on fan axis perpendicular direction.Water conservancy diversion outer cover 41 and preceding water conservancy diversion
The air-flow that the gap formed between cone 42 is used to that fan 5 to be made to generate passes through.Wherein, deflection cone 41 before motor 6 is preferably located on
Inside.In other words, before motor 6 is at least partially disposed in deflection cone 42.Motor 6 has the wheel hub 51 of connection fan 5
Motor shaft 61.
As shown in Fig. 2,3 and 4, motor 6 is AC brushless electric machine, and the size of AC brushless electric machine is usually smaller.Exchange
The diameter of brushless motor is less than or equal to 50mm, even more small.The diameter of AC brushless electric machine can be with are as follows: 48mm, 46mm, 44mm
Deng.The setting that AC brushless electric machine can be convenient as a result, is in preceding deflection cone 42.Certainly, in other embodiments, motor 6
It may be direct current generator, the size of direct current generator is generally also smaller, but direct current generator is due to the limit of direct current supply time
System, continues working shorter, is unfavorable for meeting the needs of users.And AC brushless electric machine size is small and can work long hours.When
So, in another embodiment, motor 6 may be to have brush alternating current generator.But have the size of brush alternating current generator bigger,
It has been generally acknowledged that before can not being put into deflection cone 42.In order to still have brush alternating current generator be arranged in preceding deflection cone 42, must
It must rethink the size of deflection cone 42 and fan 5 before being arranged.
Stator blade 43 is between water conservancy diversion outer cover 41 and preceding deflection cone 42.Preferably, stator blade 43, water conservancy diversion outer cover 41 are with before
Deflection cone is integrally formed.As shown in Figure 2,3, stator blade 43 surrounds the circumferentially spaced setting of preceding deflection cone 42.Air is from stator blade
Interval between piece 43 passes through.43 relative atmospheric path of stator blade is obliquely arranged, is conducive to preferably direct air through in this way.
As shown in Figures 2 and 3, preceding deflection cone 42 includes receiving portion 421 and the air dam 422 being connected with receiving portion 421.Hold
Portion 421 is received for accommodating AC brushless electric machine 6.Air dam 422 is arranged close to air outlet, is pyramidal structure and and receiving portion
421 are integrally formed.Air dam 422 and/or receiving portion 421 offer air-guiding hole 4220.Preferably, air dam 422, which offers, leads
Air holes 4220.In one embodiment, air-guiding hole 4220 is provided only with one, and air-guiding hole 4220 is provided with taper air dam 422
Front end (as shown in Figure 3).In other words, that is, the front angle of taper air dam 422 is cut off to form the air-guiding hole 4220.When
So, air-guiding hole 4220 can also be equipped with several, as shown in Fig. 2, several air-guiding holes 4220 are disposed in an evenly spaced relation in air dam 422
In circumferential direction.Preferably, the quantity of air-guiding hole 4220 is 4, and the cross section of air-guiding hole 4220 is oval.
As one of embodiment of the utility model, as shown in Figures 2 and 3, fan 5 is close to the one of air inlet
End is provided with rear deflection cone 8.Preferably, rear deflection cone 8 is integrally formed with fan 5, and rear deflection cone 8 is along fan axis direction
Perforation is provided with heat release hole 81, and wherein heat release hole 81 is connected to setting with air-guiding hole 4220.When hair dryer 1 executes blowing function,
Cooling motor 6 inside deflection cone 42 before cooling air-flow is flowed by heat release hole 81, eventually by the air-guiding hole in receiving portion 421
4220 flow outwardly, and in this way during blowing, and can play the role of cooling motor 6.
As another embodiment of the utility model, as shown in Figure 4 and Figure 5, the wheel hub 51 of fan 5 include with
The mounting hole 511 that motor shaft 61 cooperates and the ventilation hole 513 along the perforation setting of 7 direction of fan axis.Ventilation hole 513 is in radial direction
It is upper to surround 511 spaced set of mounting hole.As shown in Figures 4 and 5, it is formed between the ventilation hole 513 and air-guiding hole 4220 for cold
But the cooling duct of AC brushless electric machine 6.
As shown in Figure 2, Figure 3 and Figure 4, cooling fan 62 is additionally provided in preceding deflection cone 42.Cooling fan 62 connects motor shaft
61.When 61 rotary work of motor shaft, accordingly rotation generates cooling air-flow to cooling fan 62.When executing blowing function, exchange
The air pressure of 6 periphery of brushless motor is high compared with the air pressure near fan 5, and under the action of pressure difference, cooling air-flow passes through ventilation hole 513
Before flowing into inside deflection cone 42, inside cooling motor 6, flowed outwardly eventually by the air-guiding hole 4220 in receiving portion 421, from
And obtain cooling effect.
In the present invention, the power supply for providing energy for brushless motor can be AC power source.It is powered with AC power source,
The operating time of hair dryer is unrestricted, and machine weight is lighter.Further, match with the AC brushless electric machine of small volume
It closes, mitigates main screw lift.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (7)
1. a kind of garden hair dryer, comprising:
Shell, is equipped with air inlet, and air enters from the air inlet；
Air hose connects the shell and has air outlet, and air is blown out from the air outlet,
Fan is rotated around fan axis, for making air generate flowing；
Motor connects the fan and generates the power for being supplied to the fan；
It is characterized in that, the motor is AC brushless electric machine, the garden hair dryer further includes for the AC brushless electric machine
The AC power source of energy is provided, the garden hair dryer includes the duct component being received into the shell, the duct component
Stator blade including the blowing-out gas stream preceding deflection cone rectified generated to the fan and fixed setting, the preceding water conservancy diversion
Cone is arranged between the fan and the air outlet, and the AC brushless electric machine is at least partially situated at the preceding deflection cone
It is interior.
2. garden hair dryer according to claim 1, which is characterized in that the AC brushless electric machine is contained in described completely
In preceding deflection cone.
3. garden hair dryer according to claim 1, which is characterized in that the diameter of the AC brushless electric machine is less than or equal to
50mm。
4. garden hair dryer according to claim 1, which is characterized in that the AC brushless electric machine is described including that can drive
Fan surrounds the motor shaft of fan axis rotation, and the wheel hub of the fan includes and the mounting hole of motor cooperation and edge
The ventilation hole of fan axis direction perforation setting, the ventilation hole are located in the circumferential direction of the mounting hole.
5. garden hair dryer according to claim 4, which is characterized in that the preceding deflection cone includes accommodating the exchange nothing
The receiving portion of brush motor and it is connected with described accommodation section and close to the air dam of the air outlet, the air dam and/or institute
It states receiving portion and is provided with air-guiding hole, formed between the ventilation hole and the air-guiding hole for cooling down the AC brushless electric machine
Cooling duct.
6. garden hair dryer according to claim 5, which is characterized in that the fan is in one end close to the air inlet
It is provided with rear deflection cone, the AC brushless electric machine is connected to the fan close to one end of the air outlet.
7. garden hair dryer according to claim 6, which is characterized in that deflection cone is integrated with the fan after described sets
It sets, the rear deflection cone is being provided with heat release hole along the perforation of fan axis direction, and the heat release hole and the air-guiding hole are connected to
Setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653035.9U CN209686307U (en) | 2018-05-03 | 2018-05-03 | Garden hair dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653035.9U CN209686307U (en) | 2018-05-03 | 2018-05-03 | Garden hair dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209686307U true CN209686307U (en) | 2019-11-26 |
Family
ID=68593409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820653035.9U Active CN209686307U (en) | 2018-05-03 | 2018-05-03 | Garden hair dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209686307U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575297A (en) * | 2022-04-02 | 2022-06-03 | 重庆弘愿工具(集团)有限公司 | Garden blower |
| WO2022188888A1 (en) * | 2021-03-12 | 2022-09-15 | 苏州宝时得电动工具有限公司 | Garden tool having blowing function |
| WO2024120508A1 (en) * | 2022-12-09 | 2024-06-13 | 南京泉峰科技有限公司 | Hair dryer |
-
2018
- 2018-05-03 CN CN201820653035.9U patent/CN209686307U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022188888A1 (en) * | 2021-03-12 | 2022-09-15 | 苏州宝时得电动工具有限公司 | Garden tool having blowing function |
| CN114575297A (en) * | 2022-04-02 | 2022-06-03 | 重庆弘愿工具(集团)有限公司 | Garden blower |
| WO2024120508A1 (en) * | 2022-12-09 | 2024-06-13 | 南京泉峰科技有限公司 | Hair dryer |
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