CN201739199U - Blade-less electric fin based on USB power supply - Google Patents

Blade-less electric fin based on USB power supply Download PDF

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Publication number
CN201739199U
CN201739199U CN2010202247398U CN201020224739U CN201739199U CN 201739199 U CN201739199 U CN 201739199U CN 2010202247398 U CN2010202247398 U CN 2010202247398U CN 201020224739 U CN201020224739 U CN 201020224739U CN 201739199 U CN201739199 U CN 201739199U
Authority
CN
China
Prior art keywords
power supply
air
electric fan
nozzle
flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010202247398U
Other languages
Chinese (zh)
Inventor
李德正
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Li Dezheng
Ying Hui
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN2010202247398U priority Critical patent/CN201739199U/en
Application granted granted Critical
Publication of CN201739199U publication Critical patent/CN201739199U/en
Priority to DK11786090.8T priority patent/DK2578889T3/en
Priority to PL15180299T priority patent/PL2990663T3/en
Priority to PCT/CN2011/074668 priority patent/WO2011147318A1/en
Priority to PL11786090T priority patent/PL2578889T3/en
Priority to JP2013511526A priority patent/JP5442166B2/en
Priority to GB1220856.7A priority patent/GB2493672B/en
Priority to ES11786090.8T priority patent/ES2553148T3/en
Priority to EP11786090.8A priority patent/EP2578889B1/en
Priority to CA2800681A priority patent/CA2800681C/en
Priority to KR1020127008041A priority patent/KR101295170B1/en
Priority to AU2011257733A priority patent/AU2011257733B2/en
Priority to HUE11786090A priority patent/HUE026393T2/en
Priority to EP15180299.8A priority patent/EP2990663B1/en
Priority to DK15180299.8T priority patent/DK2990663T3/en
Priority to ES15180299.8T priority patent/ES2640716T3/en
Priority to HUE15180299A priority patent/HUE034461T2/en
Priority to SG2012086948A priority patent/SG186071A1/en
Priority to MYPI2012700992 priority patent/MY152313A/en
Priority to US13/686,480 priority patent/US8721307B2/en
Priority to HK13108512.7A priority patent/HK1181444A1/en
Priority to US14/264,955 priority patent/US9011116B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a blade-less electric fan based on a USB power supply, which comprises a base used for generating air flow and a nozzle used for spraying the air flow. The base is connected with the nozzle to form an air flow channel, the nozzle extends winding round a shaft line to limit an opening, an air inlet is arranged on the base, and the base is connected with at least one USB interface for providing the power supply through a wire. The base is connected with at least one USB interface for providing the power supply through the wire; therefore, the blade-less electric fan can be connected with a computer or other electronic devices adapted with the USB interface through the USB interface, the computer or other electronic devices can provide the power supply for the blade-less electric fan, and the USB interface is plug-and-play and more convenient. Meanwhile, the air flow generated by the blade-less electric fan is distributed within the diameter range of the nozzle at basically uniform speed, and the air flow conveyed to a user has lower turbulence, so that the user can feel more uniform air flow.

Description

On-bladed electric fan based on the USB power supply
Technical field
The utility model relates to fan component, relates in particular to a kind of on-bladed electric fan based on the USB power supply that is used for producing in indoor environment air-flow and increase circulation of air flow.
Background technique
The conventional domestic fan generally includes a rotatingshaft, drives this blade or wheel rotation to produce the driving arrangement of air-flow around a cover blade or an impeller and being used to of this rotation.Flowing and circulation formation wind of air-flow, heat energy can obtain distributing consequently by cross-ventilation, and the user can experience nice and cool.The shortcoming of this conventional domestic fan is can not be experienced uniformly by the user by the blade of rotation or the air-flow of impeller generation, thereby the user can produce by the sensation of " beating " because of experiencing disorderly air-flow; Simultaneously, the blade occupation area is bigger, can reduce ambient brightness.
In summary, existing fan obviously exists inconvenience and defective on reality is used, so be necessary to be improved.
The model utility content
At above-mentioned defective, the purpose of this utility model is to provide a kind of on-bladed fan based on the USB power supply, and it can provide power supply by USB interface, and plug and play is convenient, and it can produce comparatively uniform airflow simultaneously, and can not reduce ambient brightness.
To achieve these goals, the utility model provides a kind of on-bladed electric fan based on the USB power supply, it is characterized in that comprising and be used to the nozzle that produces the pedestal of air-flow and be used to spray air-flow, and described pedestal is connected with described nozzle and forms air-flow path, described nozzle extends to limit an opening around an axis, described pedestal is provided with suction port, and described pedestal is by being wired to few one USB interface that is used to provide power supply.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described base interior also is provided with the USB ABAP Adapter that is connected with described USB interface.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described base interior also is provided with and the storage battery that is used for storage of electrical energy, and described storage battery is connected with described USB interface.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described and described nozzle comprises and is used to the relief opening that receives the collector ring of air-flow and be used to launch air-flow that described relief opening is positioned at the front end or the rear end of described collector ring.
According to the on-bladed electric fan based on the USB power supply of the present utility model, be provided with the electric machine casing that is connected with described nozzle in the described pedestal, described electric machine casing has a holding cavity, the impeller that is installed with motor in the described holding cavity and is connected with described electric machine rotational axis, and described holding cavity has an exhaust passage, and described exhaust passage is communicated with described collector ring.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described impeller comprises induction part and discharge portion, and described induction part is communicated with the suction port of described pedestal; The discharge portion of described impeller is communicated with the exhaust passage of described holding cavity, and is provided with the diffusion part between the exhaust passage of the discharge portion of described impeller and described holding cavity.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described base bottom is provided with supporting frame, and support frame as described above is provided with the pivot that is used to control described nozzle spray direction, and support frame as described above is connected with described pedestal by described pivot.
According to the on-bladed electric fan based on the USB power supply of the present utility model, also be provided with the wind speed regulator that is used for controlled wind speed on the described electric wire.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described suction port is positioned at described base bottom, and described suction port is provided with air filter.
According to the on-bladed electric fan based on the USB power supply of the present utility model, described air filter is an airstrainer.
The utility model is by comprising pedestal that is used to form air-flow and the ring nozzle that sprays air-flow, described ring nozzle limits an opening, described pedestal is connected with described nozzle and forms air-flow path, pedestal is provided with suction port, and described pedestal is by being wired to few one USB interface that is used to provide power supply.Can be connected with the suitable electronic device of computer or other and USB interface by USB interface the utility model, provide power supply to the on-bladed fan, and USB interface can plug and play by computer or other electronic devices, convenient.Whereby, pedestal is by being wired to few one USB interface that is used to provide power supply, and plug and play is convenient.
Pedestal of the present utility model is by the suction port extracting gases, and gas stream finally forms main air-flow by the nozzle ejection through air-flow path; Main air-flow entrainments its ambient air and entrainments air-flow (secondary airflow) with formation, entrainments the mainly process opening that nozzle limited of air-flow.Main air-flow with entrainment the air-flow total air flow that formation launches forward from the opening that nozzle limited that combines, this total air flow has approximate average velocity distributions in the diameter range of nozzle.Whereby, the utility model has lower turbulent flow to the air-flow that the user carries, and the user can experience uniform airflow more.Simultaneously, fan on-bladed provided by the utility model can not reduce ambient brightness.
Preferably, also be provided with the wind speed regulator that is used for controlled wind speed on the described electric wire, so that the wind speed of linearly adjust fan.
Description of drawings
Fig. 1 is a three-dimensional structure diagram of the present utility model;
Fig. 2 is a front view of the present utility model;
Fig. 3 is the side cross-sectional view of the utility model along B-B line intercepting among Fig. 2;
Fig. 4 is the lateral section partial enlarged drawing of a kind of embodiment's of the utility model relief opening;
Fig. 5 is the lateral section partial enlarged drawing of another embodiment's of the utility model relief opening.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, a kind of on-bladed electric fan 100 of the utility model based on the USB power supply, it comprises and is used to the nozzle 20 that produces the pedestal 10 of air-flow and be used to spray air-flow, and pedestal 10 is connected with nozzle 20 and forms air-flow path, nozzle 20 extends to limit an opening 30 around an axis, pedestal 10 is provided with suction port 11, and pedestal 10 can be connected with computer by usb 12 fans 100 by being wired to few one usb 12 that is used to provide power supply.Also be provided with on the pedestal 10 and be used to control the switch 17 of on-bladed electric fan 100 runnings and the circuit board (not shown) that is connected with switch 17.Also be provided with the wind speed regulator 18 that is used for controlled wind speed on the electric wire, so that the wind speed of linearly adjust fan.
On-bladed electric fan based on the USB power supply of the present utility model can be connected by the suitable electronic device of USB interface and computer or other and USB interface, provide power supply by computer or other electronic devices to the on-bladed fan, and USB interface can plug and play, and is convenient.Whereby, pedestal is by being wired to few one USB interface that is used to provide power supply, and plug and play is convenient.
Pedestal 10 is by suction port 11 extracting gases, and gas stream finally forms main air-flow by nozzle 20 ejections through air-flow path; Main air-flow entrainments its ambient air and entrainments air-flow (secondary airflow) with formation, entrainments the mainly process opening that nozzle limited of air-flow.Main air-flow with entrainment the air-flow total air flow that opening 30 that formation limited from nozzle 20 launches forward that combines, this total air flow has approximate average velocity distributions in the diameter range of nozzle 20.Whereby, the utility model has lower turbulent flow to the air-flow that the user carries, and the user can experience uniform airflow more.Simultaneously, fan on-bladed provided by the utility model can not reduce ambient brightness.
Preferably, pedestal 10 inside also are provided with the USB ABAP Adapter (not shown) that is connected with usb 12.Pedestal 10 inside also are provided with and the storage battery (not shown) that is used for storage of electrical energy, and described storage battery is connected with usb 12, power to fan 100 when being convenient to the external power deficiency.
Fig. 3～Fig. 5 further shows the detailed structure based on the on-bladed electric fan 100 of USB power supply, nozzle 20 comprises and is used to the relief opening 22 that receives the collector ring 21 of air-flow and be used to launch air-flow, and collector ring 21 is roughly annular and forms continuous circuit or passage in the nozzle 20.Relief opening 22 is positioned at the front end or the rear end of collector ring 21.In embodiment as shown in Figure 4, relief opening 22 is positioned at the front end of collector ring 21, preferably, the length of relief opening 22 is 0.5mm～8mm, width D is 0.4mm～3mm, angle between relief opening 22 and the axis X is 3 degree～16 degree, and the jet-stream wind of relief opening 22 is concentrated through being directed on the X-axis line.In embodiment as shown in Figure 5, relief opening 22 is positioned at the rear end of collector ring 21, preferably, the length of relief opening 22 is 0.5mm～8mm, width D is 0.4mm～3mm, angle between relief opening 22 and the axis X is 3 degree～16 degree, and the jet-stream wind of relief opening 22 is concentrated through being directed on the X-axis line.
Be provided with the electric machine casing 13 that is connected with nozzle 20 in the pedestal 10, electric machine casing 13 has a holding cavity, motor 14 is positioned at holding cavity, supported by electric machine casing 13 and remained in firm position by rubber mount or Sealing, motor 14 is by switch 17 and wind speed regulator 18 its unlatching of control and rotating speeds.Also be provided with the impeller 15 that is connected with motor 14 outward extending running shafts in the holding cavity, and holding cavity has an exhaust passage (not shown), described exhaust passage is communicated with the collector ring 21 of nozzle 20.In the present embodiment, motor 14 is a dc brushless motor.
Impeller 15 comprises induction part and discharge portion, and induction part is communicated with the suction port 11 of pedestal 10; The discharge portion of impeller 15 is communicated with the exhaust passage of holding cavity, with form from suction port 11 to impeller 15, the air-flow path of exhaust passage, collector ring 21 and relief opening 22.Be provided with diffusion part 16 between the discharge portion of impeller 15 and the exhaust passage of holding cavity.Preferably, impeller 15 is turbosupercharger and sprays the mixed flow impeller that impeller combines.
Pedestal 10 bottoms are provided with supporting frame 40, and supporting frame 40 is provided with the pivot 41 that is used to control nozzle spray direction, and pedestal 10 is connected to supporting frame 40 by pivot 41 and is supported by this supporting frame 40.
Suction port 11 is positioned at pedestal 10 bottoms, and suction port 11 is provided with air filter 19.At suction port 11 air filter 19 is set and reduces the dust that enters fan 100 inside, avoid dust to adhere to impeller 15, collector ring 21 and relief opening 22, kept the unimpeded of fan internal gas flow passage, keep the cleaning of fan inside, thereby make on-bladed electric fan 100 have longer working life based on the USB power supply.Air filter 19 is preferably airstrainer, and obviously, other are used for filtered air and play reducing dust and entering the filtrating equipment of effect of fan 100 inside still within protection domain of the present utility model.
On-bladed electric fan 100 based on the USB power supply moves in the following manner, when the user starts on-bladed electric fan 100 based on the USB power supply by switch 17, circuit board transmits a signal drive motor 14, motor 14 rotates and impeller 15, air-flow enters the induction part of impeller 15 from the external world, the air pressure of gas increased and formed high velocity air this moment, this high velocity air is flowed through and is spread part 16 and exhaust passage, and be divided in opposite direction two strands of air-flows by collector ring 21,21 pairs of these high velocity airs of collector ring carry out rectification, high velocity air after the rectification is restricted when entering annular row gas port 22, sprays outside the fans 100 to form main air-flow through relief opening 22.
The output of this main air-flow and be injected in relief opening 22 places and produce the area of low pressure is entrainmented air-flow (secondary airflow) thereby main air-flow entrainments relief opening 22 ambient airs with formation, entrainments the opening 30 that air-flow is mainly limited through nozzle 20.
The main air-flow that relief opening 22 is sprayed combines and forms the total air flow that the opening 30 that limited from nozzle 20 is launched forward with entrainmenting air-flow, and this total air flow has approximate average velocity distributions in the diameter range of nozzle 20.Thereby the user experiences uniform airflow, reaches refrigeration.
In sum, the utility model is by comprising pedestal that is used to form air-flow and the ring nozzle that sprays air-flow, described ring nozzle limits an opening, described pedestal is connected with described nozzle and forms air-flow path, pedestal is provided with suction port, and described pedestal is by being wired to few one USB interface that is used to provide power supply.Can be connected with the suitable electronic device of computer or other and USB interface by USB interface the utility model, provide power supply to the on-bladed fan, and USB interface can plug and play by computer or other electronic devices, convenient.Whereby, pedestal is by being wired to few one USB interface that is used to provide power supply, and plug and play is convenient.
Pedestal of the present utility model is by the suction port extracting gases, and gas stream finally forms main air-flow by the nozzle ejection through air-flow path; Main air-flow entrainments its ambient air and entrainments air-flow (secondary airflow) with formation, entrainments the mainly process opening that nozzle limited of air-flow.Main air-flow with entrainment the air-flow total air flow that formation launches forward from the opening that nozzle limited that combines, this total air flow has approximate average velocity distributions in the diameter range of nozzle.Whereby, the utility model has lower turbulent flow to the air-flow that the user carries, and the user can experience uniform airflow more.Simultaneously, fan on-bladed provided by the utility model can not reduce ambient brightness.
Preferably, also be provided with the wind speed regulator that is used for controlled wind speed on the described electric wire, so that the wind speed of linearly adjust fan.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (10)

1. on-bladed electric fan based on the USB power supply, it is characterized in that, comprise and be used to the nozzle that produces the pedestal of air-flow and be used to spray air-flow, and described pedestal is connected with described nozzle and forms air-flow path, described nozzle extends to limit an opening around an axis, described pedestal is provided with suction port, and described pedestal is by being wired to few one USB interface that is used to provide power supply.
2. the on-bladed electric fan based on the USB power supply according to claim 1 is characterized in that described base interior also is provided with the USB ABAP Adapter that is connected with described USB interface.
3. the on-bladed electric fan based on the USB power supply according to claim 1 is characterized in that, described base interior also is provided with and the storage battery that is used for storage of electrical energy, and described storage battery is connected with described USB interface.
4. the on-bladed electric fan based on the USB power supply according to claim 1 is characterized in that, described and described nozzle comprises and be used to the relief opening that receives the collector ring of air-flow and be used to launch air-flow that described relief opening is positioned at the front end or the rear end of described collector ring.
5. the on-bladed electric fan based on the USB power supply according to claim 4, it is characterized in that, be provided with the electric machine casing that is connected with described nozzle in the described pedestal, described electric machine casing has a holding cavity, the impeller that is installed with motor in the described holding cavity and is connected with described electric machine rotational axis, and described holding cavity has an exhaust passage, and described exhaust passage is communicated with described collector ring.
6. the on-bladed electric fan based on the USB power supply according to claim 5 is characterized in that described impeller comprises induction part and discharge portion, and described induction part is communicated with the suction port of described pedestal;
The discharge portion of described impeller is communicated with the exhaust passage of described holding cavity, and is provided with the diffusion part between the exhaust passage of the discharge portion of described impeller and described holding cavity.
7. the on-bladed electric fan based on the USB power supply according to claim 1, it is characterized in that, described base bottom is provided with supporting frame, and support frame as described above is provided with the pivot that is used to control described nozzle spray direction, and support frame as described above is connected with described pedestal by described pivot.
8. the on-bladed electric fan based on the USB power supply according to claim 1 is characterized in that, also is provided with the wind speed regulator that is used for controlled wind speed on the described electric wire.
9. the on-bladed electric fan based on the USB power supply according to claim 1 it is characterized in that described suction port is positioned at described base bottom, and described suction port is provided with air filter.
10. the on-bladed electric fan based on the USB power supply according to claim 9 is characterized in that described air filter is an airstrainer.
CN2010202247398U 2010-05-27 2010-06-12 Blade-less electric fin based on USB power supply Expired - Fee Related CN201739199U (en)

Priority Applications (22)

Application Number Priority Date Filing Date Title
CN2010202247398U CN201739199U (en) 2010-06-12 2010-06-12 Blade-less electric fin based on USB power supply
MYPI2012700992 MY152313A (en) 2010-05-27 2011-05-25 Device for blowing air by means of a nozzle assembly
CA2800681A CA2800681C (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
HUE11786090A HUE026393T2 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
PCT/CN2011/074668 WO2011147318A1 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
PL11786090T PL2578889T3 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
JP2013511526A JP5442166B2 (en) 2010-05-27 2011-05-25 Apparatus for blowing air through a slit nozzle assembly.
GB1220856.7A GB2493672B (en) 2010-05-27 2011-05-25 Device for blowing air by means of a nozzle assembly
ES11786090.8T ES2553148T3 (en) 2010-05-27 2011-05-25 Air blowing device by means of a narrow slit nozzle assembly
EP11786090.8A EP2578889B1 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
DK11786090.8T DK2578889T3 (en) 2010-05-27 2011-05-25 Device for blasting air by narrow spalte nozzle device
KR1020127008041A KR101295170B1 (en) 2010-05-27 2011-05-25 Device for Blowing Air by Means of Narrow Slit Nozzle Assembly
AU2011257733A AU2011257733B2 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
PL15180299T PL2990663T3 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
EP15180299.8A EP2990663B1 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
DK15180299.8T DK2990663T3 (en) 2010-05-27 2011-05-25 DEVICE FOR Blowing air by means of narrow slit nozzle
ES15180299.8T ES2640716T3 (en) 2010-05-27 2011-05-25 Air blowing device by means of a narrow slot nozzle assembly
HUE15180299A HUE034461T2 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
SG2012086948A SG186071A1 (en) 2010-05-27 2011-05-25 Device for blowing air by means of narrow slit nozzle assembly
US13/686,480 US8721307B2 (en) 2010-05-27 2012-11-27 Device for blowing air by means of narrow slit nozzle assembly
HK13108512.7A HK1181444A1 (en) 2010-05-27 2013-07-19 Device for blowing air by means of a nozzle assembly
US14/264,955 US9011116B2 (en) 2010-05-27 2014-04-29 Device for blowing air by means of a nozzle assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202247398U CN201739199U (en) 2010-06-12 2010-06-12 Blade-less electric fin based on USB power supply

Publications (1)

Publication Number Publication Date
CN201739199U true CN201739199U (en) 2011-02-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202247398U Expired - Fee Related CN201739199U (en) 2010-05-27 2010-06-12 Blade-less electric fin based on USB power supply

Country Status (1)

Country Link
CN (1) CN201739199U (en)

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