CN2741418Y - Improved blower - Google Patents

Improved blower Download PDF

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Publication number
CN2741418Y
CN2741418Y CN 200420009043 CN200420009043U CN2741418Y CN 2741418 Y CN2741418 Y CN 2741418Y CN 200420009043 CN200420009043 CN 200420009043 CN 200420009043 U CN200420009043 U CN 200420009043U CN 2741418 Y CN2741418 Y CN 2741418Y
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CN
China
Prior art keywords
blade
leaf margin
dryer
air
hair
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Expired - Fee Related
Application number
CN 200420009043
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Chinese (zh)
Inventor
简振茂
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Individual
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Individual
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Publication date
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Priority to CN 200420009043 priority Critical patent/CN2741418Y/en
Application granted granted Critical
Publication of CN2741418Y publication Critical patent/CN2741418Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model is an improved blower. The forepart of the inner of the outer case of the blower is provided with a preventing heat container made of heat-proof materials. The back end of the preventing heat container is provided with an air-guide duct. A ring of pressurizing air-guide apparatus is provided in the air-guide duct. The pressurizing air-guide apparatus comprises a number of pressurizing air-guide slices. A motor is provided in the center of the pressurizing air-guide apparatus. The axle of the motor is provided with an aspirator. Every blade of the aspirator is provided with an inclined angle and the camber of the front blade edge of the blade is bigger than the camber of the back blade edge of the blade. The front blade edge and the back blade edge are both knife-edge designs. Simultaneously, the length of the outer blade edge of the blade is more than the length of the inner blade edge of the blade. The position of the back port of the blower assembled by a hollow grid cover at the back end of the blower is provided with a hollow grid surface. A positioning post projects in the center of the hollow grid surface to be used for the positioning equipment of an abandoning type filtering net. Through the design, the improved blower can achieve the effects of reducing the cost because of not needing the heat-proof materials on the outer case of the blower, improving the efficiency of the air draft effectively, reducing the noise effectively and cleaning an air inlet rapidly and conveniently.

Description

Improved hair-dryer
Technical field:
The utility model belongs to hair-dryer, particularly a kind of improved hair-dryer.
Background technology:
As depicted in figs. 1 and 2, the design component of known hair-dryer comprises haply: shell a, electric calorifie installation b, motor e and extraction fan f, hair-dryer rear end hollow out grid lid g, and technical in known design, then have:
1. as shown in Figure 1, the shell inwall that the shell a corresponding position of electric calorifie installation b is installed overlays heat insulation material matter C, as mica sheet, and utilizes heat proof material to make shell.
2. as shown in Figure 2, the shell inwall that the shell a corresponding position of electric calorifie installation b is installed adds the inner sleeve d that cover one is made by heat-resisting material, the preceding mouth of pipe of inner sleeve d is recessed in the shell front port a1, and for preventing a1 temperature distortion of shell front port and damage, the leading portion of shell is also made with heat proof material.
3. electric calorifie installation b rear is provided with motor e and extraction fan f, by extraction fan f with of the air intake vent g1 suction of external air-flow by hair-dryer rear end hollow out grid lids g, and directly be full of hair-dryer inner and through the place ahead electric calorifie installation b heating blows out.
4. the blade of extraction fan f is designed to the tabular design, and the arc shaped blade design is also arranged.
5. be provided with the netted filter screen h of a hard metal among the hair-dryer rear end hollow out grid lid g and be used for stopping entering of foreign matter.
By the design analysis of above-mentioned known hair-dryer, can draw following shortcoming:
1. extraction fan f is the air intake vent g1 suction of external air-flow by hair-dryer rear end hollow out grid lids g, and directly be full of hair-dryer inner and before give, at the inner sinuous flow that can form of hair-dryer, cause wind speed to weaken, sinuous flow collides with the hair-dryer intraware can produce noise again.
2. extraction fan f designs blade for traditional type, and wherein flat blade exhausting efficient is low, noise is big.
3. extraction fan f designs for arc shaped blade, though than plate blade exhausting efficient height, do not have the suction air-flow to quicken the function design of discharging, and the noise that the front and back leaf margin of uniform thickness is produced is still very big.
4. no matter extraction fan f blade is designed to plate blade or arc shaped blade, this extraction fan f all be provided with one with the isometrical plectane f1 of blade outer rim, this plectane f1 not only hinder air-flow directly after give, and cause the air-flow of suction must be peripheral by dispatch backward from fan f, therefore cause air-flow to arrange after can't be directly and reduced the flowing space of arranging behind the air-flow, thereby the air draft effect is limited, noise increases, sinuous flow increases and whole hair-dryer should efficient reduction.
5. set metal net shaped filter screen h among the hair-dryer rear end hollow out grid lids g is to take out cleaning batting and assorted dirt in use for some time, is used for the unimpeded and filter effect that keeps air-flow to suck, but that this design causes when cleaning is not only time-consuming but also bothersome.
Summary of the invention:
The purpose of this utility model is to provide a kind of improved hair-dryer, the inside leading portion of this blower enclosure is arranged with the disconnected heat tube that heat-resisting material is made, at the disconnected hot tube rear end guide duct that continues, guide duct inside is provided with a circle pressurization air ducting, the pressurization air ducting includes several pressurization guide vanes, pressurization air ducting central authorities are provided with a motor, motor shaft is provided with extraction fan, each blade of extraction fan has included angle, and the leaf margin curvature is greater than back leaf margin curvature before the blade, and preceding leaf margin is the knife-edge design with the back leaf margin, and the outer leaf margin length of blade is greater than interior leaf margin length simultaneously; Cover the hair-dryer rear port place of assembling in addition at hair-dryer rear end hollow out grid, be provided with the grid face of a hollow out, the grid face central authorities of hollow out are provided with can be for the reference column of deserted filter screen location and installation, and by above design, the shortcoming that can effectively solve existing hair-dryer is with not enough.
Above-mentioned purpose adopts following technical proposals to realize:
A kind of improved hair-dryer includes blower enclosure 1, and the inside leading portion of blower enclosure 1 is provided with the disconnected heat tube 2 that heat-resisting material is made, and is provided with the guard boom 21 of hollow out at disconnected heat tube 2 front ports; Be provided with guide duct 3 in disconnected heat tube 2 rear ends, guide duct 3 inside have pressurization air ducting 31, pressurization air ducting 31 is provided with several pieces pressurization guide vanes 32, each pressurization guide vane 32 all has the curvature that can produce the air-flow pressurization, drive sky in pressurization air ducting 31 central authorities and be provided with motor 4, motor 4 is provided with motor shaft 41, motor shaft 41 is provided with extraction fan 5, extraction fan 5 is provided with several pieces blades with certain included angle 51, blade 51 includes leading edge 511, back leaf margin 512, outer leaf margin 513 and interior leaf margin 514, preceding leaf margin 511 curvatures are greater than back leaf margin 512 curvatures, and preceding leaf margin 511 is the knife-edge design with back leaf margin 512, and outer leaf margin 513 length are greater than interior leaf margin 514 length; At the air intake vent place, hair-dryer rear end of hair-dryer rear end hollow out grid lid 6 assemblings, be provided with the grid face 10 of a hollow out, grid face 10 central authorities of hollow out are outstanding to be provided with a reference column 101, and reference column 101 is used for being located by connecting of deserted filter screen 7.
The improved hair-dryer of the utility model has the following advantages:
1. the guide duct that continues by the disconnected hot tube rear end of the improved hair-dryer of the utility model, reach the pressurization air ducting that guide duct inside is had, can make the air-flow of arranging after the extraction fan suction dispatch of directly pressurizeing go into to be provided with the disconnected heat tube Shen of electric calorifie installation, so can reduce the generation of sinuous flow really, and the air-flow pressurized flow is quick, smooth and easy, relative exhausting is profitable, the ventilation efficiency height.
2. improved each blade of hair-dryer extraction fan of the utility model has an included angle, and the leaf margin curvature is greater than back leaf margin curvature before the blade, and preceding leaf margin is the design of knife-edge with the back leaf margin, with the whole extraction fan design of the outer leaf margin length of blade, can reach the lifting of extraction fan exhausting efficient and effective reduction of noise really greater than interior leaf margin length.
3. cover the hair-dryer rear port place of assembling for the hollow out grid in the hair-dryer rear end, be provided with the grid face of a hollow out, grid face central authorities outstanding certain position post of hollow out, can be for the location and installation of deserted filter screen, really reach and upgrade filter screen easily, keep the unimpeded effect of good pure and fresh air-flow and practicality easily.
Therefore, the lifting of practical effects such as the improved hair-dryer of the utility model has not only that the not available air output of existing hair-dryer is smooth and easy, exhausting high efficiency, function that noise is little, cleaning rapid and convenient, and the designing technique that had of the improved hair-dryer of the utility model, do not possess for general existing hair-dryer yet.
Description of drawings:
Fig. 1 is the structural representation of existing hair-dryer.
Fig. 2 is the structural representation of another existing hair-dryer.
Fig. 3 is the improved hair-dryer structural representation of the utility model.
Fig. 4 is the disconnected hot barrel structure schematic diagram of the improved hair-dryer of the utility model.
Fig. 5 is the cutaway view of Fig. 4.
Fig. 6 is the left side view of Fig. 4.
Fig. 7 is the right side view of Fig. 4.
Fig. 8 is the improved hair-dryer guide duct of a utility model structural representation.
Fig. 9 is the 9-9 cutaway view of Fig. 8.
Figure 10 is the left side view of Fig. 8.
Figure 11 is the right side view of Fig. 8.
Figure 12 is the improved hair-dryer extraction fan of a utility model structural representation.
Figure 13 is the left side view of Figure 12.
Figure 14 is the right side view of Figure 12.
Figure 15 is the improved hair-dryer filter screen of a utility model scheme of installation.
Label is described as follows among Fig. 1, Fig. 2:
A shell a1 shell front port b electric calorifie installation c heat insulation material matter
D inner sleeve e motor f extraction fan f1 plectane
G rear end hollow out grid lid g1 air intake vent h metal screen
Label is described as follows among Fig. 3-Figure 15:
1 blower enclosure, 10 hollow out grid faces, 101 reference columns, 11 front ports
2 disconnected heat tube 21 guard booms 3 guide ducts 31 pressurization air ductings
32 pressurization guide vanes, 4 motors, 41 motor shafts, 5 extraction fans
Leaf margin in the leaf margin 512 back leaf margins 513 outer leaf margins 514 before 511
6 rear end hollow out grid cover 7 filter screens
The specific embodiment:
Present embodiment does not limit protection domain of the present utility model.
Be described further below in conjunction with accompanying drawing:
As Fig. 3-shown in Figure 14, the improved hair-dryer of the utility model, the inside leading portion of blower enclosure 1 are provided with the disconnected heat tube 2 that heat-resisting material is made, and are provided with the guard boom 21 of hollow out at disconnected heat tube 2 front ports; Be provided with guide duct 3 in disconnected heat tube 2 rear ends, guide duct 3 inside have pressurization air ducting 31, pressurization air ducting 31 includes several pressurization guide vanes 32, pressurization guide vane 32 has the curvature that can produce the air-flow pressurization, at the built on stilts motor 4 that is provided with of pressurization air ducting 31 central authorities, motor 4 is provided with motor shaft 41, motor shaft 41 is provided with extraction fan 5, extraction fan 5 is provided with several pieces blades with certain included angle 51, blade 51 includes back leading edge 511, leaf margin 512, outer leaf margin 513 and interior leaf margin 514, leading edge 511 curvatures are greater than back leaf margin 512 curvatures, and preceding leaf margin 511 is the knife-edge design with back leaf margin 512, and outer leaf margin 513 length of blade 51 are greater than interior leaf margin 514 length simultaneously.
As shown in figure 15, air intake vent place, hair-dryer rear end in 6 assemblings of hair-dryer rear end hollow out grid lid, be provided with the grid face 10 of a hollow out, grid face 10 central authorities outstanding certain position post 101 of hollow out, the location and installation that is used for deserted filter screen 7, this deserted filter screen 7 can upgrade another clean deserted filter screen 7 via pulling down of hair-dryer rear end hollow out grid lid 6 easily, thereby keeps the unimpeded of good pure and fresh air-flow, and cleaning simultaneously also saves time and saves trouble.

Claims (6)

1. improved hair-dryer, it is characterized in that: the inside of described improved hair-dryer is provided with guide duct, this guide duct inside is provided with the pressurization air ducting, the pressurization air ducting includes the pressurization guide vane, and at the inner built on stilts motor that is provided with of guide duct, motor is provided with motor shaft, and motor shaft is provided with extraction fan.
2. improved hair-dryer according to claim 1, it is characterized in that: described extraction fan is provided with the blade of tool included angle, described blade is provided with preceding leaf margin, back leaf margin, interior leaf margin and outer leaf margin, preceding leaf margin designs for knife-edge with the back leaf margin, and preceding leaf margin curvature is greater than back leaf margin curvature, and outer leaf margin length is greater than interior leaf margin length simultaneously.
3. improved hair-dryer according to claim 1 is characterized in that: be provided with hollow out grid lid in described improved hair-dryer rear end, by the air intake vent place, hair-dryer rear end of hollow out grid lid assembling, be provided with the grid face of hollow out.
4. improved hair-dryer according to claim 1 is characterized in that: the pressurization guide vane on the described pressurization air ducting has curvature.
5. improved hair-dryer according to claim 1 is characterized in that: described motor and extraction fan system are arranged at the central authorities of pressurization air ducting.
6. improved hair-dryer according to claim 3 is characterized in that: the grid face central authorities of described hollow out are provided with outstanding reference column.
CN 200420009043 2004-05-21 2004-05-21 Improved blower Expired - Fee Related CN2741418Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420009043 CN2741418Y (en) 2004-05-21 2004-05-21 Improved blower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420009043 CN2741418Y (en) 2004-05-21 2004-05-21 Improved blower

Publications (1)

Publication Number Publication Date
CN2741418Y true CN2741418Y (en) 2005-11-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420009043 Expired - Fee Related CN2741418Y (en) 2004-05-21 2004-05-21 Improved blower

Country Status (1)

Country Link
CN (1) CN2741418Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103906448A (en) * 2011-08-19 2014-07-02 洁美来有限公司 Hair dryer
CN104127016A (en) * 2014-08-08 2014-11-05 济南大学 Multifunctional electric hair drier
CN105982413A (en) * 2015-02-13 2016-10-05 德昌电机(深圳)有限公司 Denoising diffuser and denoising electric hair dryer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103906448A (en) * 2011-08-19 2014-07-02 洁美来有限公司 Hair dryer
CN103906448B (en) * 2011-08-19 2017-03-08 洁美来有限公司 Hair-dryer
CN104127016A (en) * 2014-08-08 2014-11-05 济南大学 Multifunctional electric hair drier
CN105982413A (en) * 2015-02-13 2016-10-05 德昌电机(深圳)有限公司 Denoising diffuser and denoising electric hair dryer

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C19 Lapse of patent right due to non-payment of the annual fee
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