CN109480440A - A kind of fan housing of blower with diffusive gas flow function - Google Patents
A kind of fan housing of blower with diffusive gas flow function Download PDFInfo
- Publication number
- CN109480440A CN109480440A CN201811467151.2A CN201811467151A CN109480440A CN 109480440 A CN109480440 A CN 109480440A CN 201811467151 A CN201811467151 A CN 201811467151A CN 109480440 A CN109480440 A CN 109480440A
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- CN
- China
- Prior art keywords
- air
- fan housing
- rear cover
- gas flow
- air intake
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- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
- A45D20/122—Diffusers, e.g. for variable air flow
Abstract
The present invention relates to a kind of fan housing of blower with diffusive gas flow function.Rear cover is divided into the first cavity and the second cavity of perforation, and a wind regulating device is set in the second cavity and is adjusted the wind that hair dryer is blown out, wind regulating device include one in protrusion dome shape metal net mask, one is connected with for limiting it in the support frame of the second cavity internal shift in the edge of metal net mask, and the air outlet of front cover is designed to diffusion type, play the role of gathering for the first time by the wind of this metal net mask, then the air-flow that metal mesh is produced by boasting will immediately enter after second cavity the dispersal events from front cover, circinate is formed to reach the air-flow produced by boasting from fan housing.Fan housing of blower with diffusive gas flow function of the invention, structure novel is ingenious in design, and the air-flow blown out from hair dryer can be made by this fan housing, and air-flow is able to diffusion and changes, and reaches when drying up curly hair, is able to maintain the original moulding of curly hair, improves the market competitiveness.
Description
Technical field
The present invention relates to hair dryer technical field more particularly to a kind of fan housing of blower with diffusive gas flow function.
Background technique
Currently, common hair dryer is chiefly used in drying and assistance modeling to hair, widely used hair dryer in the market
The mating fan housing (being commonly called as diffuser) in capital, it is therefore intended that when using hair dryer drying hair, the fan housing of institute's band is available
It perms to dry up, and it is in disorder to be not easy curly hair, and original curly hair moulding can be kept after drying up hair.And make extensively now
Fan housing is only simply blown out by the air outlet air-flow of hair dryer by circular hole before fan housing, only pure to reduce
Air-flow size, there is no the trends for changing air-flow, and have the function that diffusion.
Summary of the invention
The purpose of the present invention is to provide a kind of fan housing of blower with diffusive gas flow function.
The technical scheme of the invention to solve the technical problem is: a kind of hair dryer wind with diffusive gas flow function
Cover comprising in a circular table shape and internal run-through a rear cover (20), one end positioned at smaller bottom surface of the rear cover (20) are formed
Air intake (201) forms outlet air end (202) positioned at one end of larger bottom surface, and the air intake (201) separates and hair dryer
Air outlet connection, separable one front cover (10) with diffusive gas flow function of encapsulation setting of the opening of the outlet air end (202),
It is formed with a cricoid ring-shaped step (13) on the inner wall of the rear cover (20), the ring-shaped step (13) is by the rear cover (20)
Inner cavity be divided into the first cavity (21) and the second cavity (22), separated in shown second cavity (22) setting one with it is described after
The wind regulating device (30) that lid (20) is arranged with central axis；The wind regulating device (30) includes the gold of a spherical shape
Belong to mesh enclosure (31) and connects the support frame (32) being integral, the support with the edge injection molding of the metal net mask (31)
Frame (32) fence shape substantially in a circular table shape, can be attached on the inner wall of the rear cover (20)；The metal net mask (31)
Edge and the ring-shaped step (13) are inconsistent, the other end of support frame as described above (32) and the edge of the outlet air end (202)
It is inconsistent.
In a preferred embodiment, the metal net mask (31) is a dome shape heaved upwards, and edge forms oriented
The flange (311) of upper bending, being recessed in the side wall ends of one end positioned at smaller bottom surface of support frame as described above (32) can
The slot (321) of grafting, the flange (311) and slot (321) grafting are matched with the flange (311) of the metal net mask (31)
Hydraulic cutting presser is recycled to be molded into a whole afterwards.
In a preferred embodiment, a plurality of extend to has been formed uniformly by endpoint of its vertex on the metal net mask (31)
Reinforcing rib (311) at the flange (311), the cross sectional shape of the reinforcing rib (311) are convex.
In a preferred embodiment, the front cover (10) includes the front cover body (11) of the spherical shape of an indent, before described
Multiple curvilinear air-out grooves (13) around the setting of its central axes are uniformly formed on the inner concave of lid ontology (11), it is multiple
The air-out groove (13) is formed using the central axes of spherical surface as diffusion type structure；The slot diameter of the air-out groove (13) is by a circular arc and divides
The involute not being connected on two endpoints of the circular arc forms, and sets between two involutes of each air-out groove (13)
It is equipped at least two outlet air teeth (12) along involute direction sequential.
In a preferred embodiment, it is formed at the center of air intake (201) air intake (201) end face of the rear cover (20)
There is a fixed column (22) extended towards the outlet air extreme direction, air intake (201) air intake (201) of the rear cover (20)
The air intake duct (221) around the fixed column (22) setting is also formed on end face；Air intake (201) air intake (201)
When connecting with hair dryer air outlet, the fixed column (22) is used to be connected and fixed with end where hair dryer air outlet, hair dryer
It is internal that air intake duct (221) described in the landscape of air outlet blowout enters the rear cover (20), then through the wind regulating device (30)
Adaptation adjust after, from the front cover (10) blowout to outside.
Fan housing of blower beneficial effect with diffusive gas flow function of the invention is: band diffusive gas flow function of the invention
Fan housing of blower, by the way that rear cover to be divided into the first cavity and the second cavity of perforation, and a wind is set in the second cavity
The wind that hair dryer is blown out is adjusted by apparatus for adjusting force, wind regulating device include one in protrusion dome shape metal mesh
Cover is connected with one for limiting it in the support frame of the second cavity internal shift in the edge of metal net mask, and by front cover
Air outlet is designed to diffusion type, plays the role of gathering for the first time by this spherical wind, and this spherical metal net surface is covered with
The through-hole of very thin circle, Circularhole diameter is probably in 0.2mm, the air-flow come out by such pore, it will form the gas of first time
Stream diffusion and wind gathering, the air-flow that then metal mesh is produced by boasting will immediately enter second cavity, and the air outlet of this cavity uses
Uniform clockwise direction annular groove is arranged, so that reaching the air-flow produced by boasting from fan housing forms circinate.Band of the invention expands
The fan housing of blower of air-dispersing stream function, structure novel is ingenious in design, and the air-flow blown out from hair dryer can be made to pass through this fan housing,
Air-flow is able to diffusion and changes, and reaches when drying up curly hair, is able to maintain the original moulding of curly hair, improves the market competitiveness.
Detailed description of the invention
Fig. 1 is the main view of the fan housing of blower with diffusive gas flow function in an embodiment.
Fig. 2 is the exploded view of the fan housing of blower with diffusive gas flow function in an embodiment.
Fig. 3 is the sectional side elevation of rear cover in Fig. 2.
Fig. 4 is the sectional side elevation of the main view of the fan housing of blower with diffusive gas flow function in an embodiment.
Fig. 5 is the exploded view of the sectional side elevation of the main view of Fig. 4.
Fig. 6 is the exploded view of wind regulating device in Fig. 5.
Fig. 7 is the perspective view of wind regulating device in an embodiment.
Fig. 8 is the sectional view of reinforcing rib in Fig. 7.
Fig. 9 is the perspective view of front cover in an embodiment.
Specific embodiment
The fan housing of blower of the invention with diffusive gas flow function is made into one below in conjunction with specific embodiments and drawings
Step detailed description.
Please referring also to Fig. 1 to Fig. 4, a kind of fan housing of blower with diffusive gas flow function comprising one it is in a circular table shape and
The rear cover 20 of internal run-through, one end positioned at smaller bottom surface of rear cover 20 form air intake 101, positioned at one end shape of larger bottom surface
At outlet air end 202, air intake 101 is separable to be connect with the air outlet of hair dryer, and the separable encapsulation of the opening of outlet air end 202 is set
Set a front cover 10 with diffusive gas flow function.
A cricoid ring-shaped step 23 is formed on the inner wall of rear cover 20, the inner cavity of rear cover 20 is divided by ring-shaped step 23
First cavity 21 and the second cavity 22 separate the wind-force tune that setting one is arranged with rear cover 20 with central axis in second cavity 22
Regulating device 30.
Please referring also to Fig. 5 to Fig. 6, the metal net mask 31 of wind regulating device 30 including a spherical shape and with gold
Belong to the support frame 32 that the edge injection molding connection of mesh enclosure 31 is integral, the fence shape substantially in a circular table shape of support frame 32 can paste
It is attached on the inner wall of rear cover 20；The edge of metal net mask 31 and ring-shaped step 23 are inconsistent, the other end of support frame 32 and outlet air
The edge at end 202 is inconsistent.
Metal net mask 31 is a dome shape heaved upwards, and edge is formed with the flange 311 being folded upward at, support frame 32
One end positioned at smaller bottom surface side wall ends on be recessed can be matched with the flange 311 of metal net mask 31 grafting insert
Slot 321, flange 311 recycle hydraulic cutting presser to be molded into a whole with after 321 grafting of slot.
Please referring also to Fig. 7 to Fig. 8 has been formed uniformly on metal net mask 31 as endpoint using its vertex and a plurality of has extended to flange
Reinforcing rib 311 at 311, the cross sectional shape of reinforcing rib 311 are convex.
Please referring also to Fig. 9, front cover 10 include the front cover body 11 of the spherical shape of an indent, the inner concave of front cover body 11
On be uniformly formed with multiple curvilinear air-out grooves 13 around the setting of its central axes, multiple air-out grooves 13 are formed with spherical surface
Central axes are diffusion type structure；The slot diameter of air-out groove 13 is by a circular arc and the involute being connected on two endpoints of the circular arc
It forms, is provided at least two outlet air teeth along involute direction sequential between two involutes of each air-out groove (13)
(12).After actual measurement, the wind speed of the A and B two o'clock position in each air-out groove (13) is very close, differs ratio within 20%,
Therefore the wind of its blowout is to stablize and have diffusion.
Other, are formed with a fixed column extended towards outlet air extreme direction at the center of 101 end face of air intake of rear cover 20
22, the air intake duct 221 being arranged around fixed column 22 is also formed on the end face of the air intake 101 of rear cover 20；Air intake 101 with blow
When fan outlet connects, fixed column 22 is used to be connected and fixed with end where hair dryer air outlet, the blowout of hair dryer air outlet
Landscape air intake duct 221 enter inside rear cover 20, then after the adaptation of wind regulating device 30 is adjusted, from the blowout of front cover 10 to outer
Portion.
A cricoid limited step 14 is formed on the inner wall of the outlet air end 202 of rear cover 20, the outer edge of front cover 10 can support
It leans against on limited step 14, is then fixedly connected with front cover 10 with rear cover 20 using ultrasonic wave.
To sum up, the fan housing of blower of the invention with diffusive gas flow function, by the first chamber that rear cover is divided into perforation
Body and the second cavity, and a wind regulating device is set in the second cavity and is adjusted the wind that hair dryer is blown out, wind-force tune
Regulating device include one in the dome shape of protrusion metal net mask, be connected with one for limiting it the in the edge of metal net mask
The support frame of two cavity internal shifts, and the air outlet of front cover is designed to diffusion type, it is played for the first time by this spherical wind
The effect gathered, and this spherical metal net surface is covered with the through-hole of very thin circle, Circularhole diameter is probably in 0.2mm, by such
The air-flow that pore comes out, it will form Diffusion of gas stream and the wind gathering of first time, the air-flow that then metal mesh is produced by boasting will be immediately
Into second cavity, the air outlet of this cavity is blown to reach from fan housing using uniform clockwise direction annular groove is arranged
Air-flow out forms circinate.Fan housing of blower with diffusive gas flow function of the invention, structure novel is ingenious in design, energy
Enough make the air-flow blown out from hair dryer by this fan housing, air-flow is able to diffusion and changes, and reaches when drying up curly hair, is able to maintain
It perms original moulding, improves the market competitiveness.
Although description of this invention combination embodiments above carries out, those skilled in the art
Member can carry out many replacements based on the above contents, modifications and variations, be obvious.Therefore, all such substitutions,
Improvements and changes are included in the spirit and scope of appended claims.
Claims (5)
1. a kind of fan housing of blower with diffusive gas flow function comprising in a circular table shape and internal run-through a rear cover (20), institute
The one end positioned at smaller bottom surface for stating rear cover (20) forms air intake (201), forms outlet air end positioned at one end of larger bottom surface
(202), the air intake (201) is separable connect with the air outlet of hair dryer, and the opening of the outlet air end (202) is separable
One front cover (10) with diffusive gas flow function of encapsulation setting, which is characterized in that be formed with one on the inner wall of the rear cover (20)
The inner cavity of the rear cover (20) is divided into the first cavity (21) and by cricoid ring-shaped step (13), the ring-shaped step (13)
Two cavitys (22) separate the wind-force tune that setting one is arranged with the rear cover (20) with central axis in shown second cavity (22)
Regulating device (30)；The wind regulating device (30) include a spherical shape metal net mask (31) and with the metal mesh
The support frame (32) that the edge injection molding connection of cover (31) is integral, support frame as described above (32) fence shape substantially in a circular table shape,
On its inner wall that can be attached to the rear cover (20)；The edge of the metal net mask (31) offsets with the ring-shaped step (13)
Touching, the edge of the other end and the outlet air end (202) of support frame as described above (32) are inconsistent.
2. the fan housing of blower according to claim 1 with diffusive gas flow function, which is characterized in that the metal net mask
It (31) is a dome shape heaved upwards, edge is formed with the flange (311) being folded upward at, and support frame as described above (32) are located at
Grafting can be matched with the flange (311) of the metal net mask (31) by being recessed in the side wall ends of one end of smaller bottom surface
Slot (321), the flange (311) recycle hydraulic cutting presser to be molded into a whole with after slot (321) grafting.
3. the fan housing of blower according to claim 2 with diffusive gas flow function, which is characterized in that the metal net mask
(31) a plurality of reinforcing rib (311) extended at the flange (311), the reinforcement are formed uniformly by endpoint of its vertex on
The cross sectional shape of muscle (311) is convex.
4. the fan housing of blower according to claim 2 with diffusive gas flow function, which is characterized in that front cover (10) packet
The front cover body (11) of the spherical shape of an indent is included, is uniformly formed on the inner concave of the front cover body (11) multiple around it
The curvilinear air-out groove (13) of central axes setting, multiple air-out grooves (13) are formed using the central axes of spherical surface as diffusion type
Structure；The slot diameter of the air-out groove (13) is made of a circular arc and the involute being connected on two endpoints of the circular arc, often
At least two outlet air along involute direction sequential are provided between two involutes of a air-out groove (13)
Tooth (12).
5. the fan housing of blower according to any one of claims 1 to 4 with diffusive gas flow function, which is characterized in that described
One is formed at the center of air intake (201) air intake (201) end face of rear cover (20) towards outlet air extreme direction extension
Fixed column (22) is also formed on the end face of air intake (201) air intake (201) of the rear cover (20) around the fixed column
(22) air intake duct (221) being arranged；When air intake (201) air intake (201) connect with hair dryer air outlet, the fixation
Column (22) is used to be connected and fixed with end where hair dryer air outlet, air intake duct described in the landscape of hair dryer air outlet blowout
(221) it is internal to enter the rear cover (20), then after the adaptation of the wind regulating device (30) is adjusted, from the front cover (10)
It blows out to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467151.2A CN109480440A (en) | 2018-12-03 | 2018-12-03 | A kind of fan housing of blower with diffusive gas flow function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467151.2A CN109480440A (en) | 2018-12-03 | 2018-12-03 | A kind of fan housing of blower with diffusive gas flow function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109480440A true CN109480440A (en) | 2019-03-19 |
Family
ID=65699057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811467151.2A Pending CN109480440A (en) | 2018-12-03 | 2018-12-03 | A kind of fan housing of blower with diffusive gas flow function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109480440A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022001919A1 (en) * | 2020-07-03 | 2022-01-06 | Wahl Clipper Corporation | Fluffing and styling nozzle and hair dryer |
| WO2022001920A1 (en) * | 2020-07-03 | 2022-01-06 | Wahl Clipper Corporation | An electric hair dryer |
| GB2602091A (en) * | 2020-12-17 | 2022-06-22 | Dyson Technology Ltd | Diffuser |
| WO2023123510A1 (en) * | 2021-12-31 | 2023-07-06 | 深圳汝原科技有限公司 | Accessory, drying device and drying assembly |
| EP4133964A4 (en) * | 2020-04-10 | 2024-03-27 | Lg Electronics Inc | Diffuser and hairdryer including same |
| USD1021238S1 (en) | 2022-06-02 | 2024-04-02 | Sharkninja Operating Llc | Hair care appliance |
-
2018
- 2018-12-03 CN CN201811467151.2A patent/CN109480440A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4133964A4 (en) * | 2020-04-10 | 2024-03-27 | Lg Electronics Inc | Diffuser and hairdryer including same |
| WO2022001919A1 (en) * | 2020-07-03 | 2022-01-06 | Wahl Clipper Corporation | Fluffing and styling nozzle and hair dryer |
| WO2022001920A1 (en) * | 2020-07-03 | 2022-01-06 | Wahl Clipper Corporation | An electric hair dryer |
| GB2602091A (en) * | 2020-12-17 | 2022-06-22 | Dyson Technology Ltd | Diffuser |
| GB2602091B (en) * | 2020-12-17 | 2023-10-11 | Dyson Technology Ltd | Diffuser |
| WO2023123510A1 (en) * | 2021-12-31 | 2023-07-06 | 深圳汝原科技有限公司 | Accessory, drying device and drying assembly |
| USD1021238S1 (en) | 2022-06-02 | 2024-04-02 | Sharkninja Operating Llc | Hair care appliance |
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