CN205841274U

CN205841274U - Cooling blower fan

Info

Publication number: CN205841274U
Application number: CN201620815300.XU
Authority: CN
Inventors: 魏伯卿
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-01
Filing date: 2016-08-01
Publication date: 2016-12-28
Anticipated expiration: 2026-08-01

Abstract

Cooling blower fan, including motor, blade, safety net；It is characterized in that: blade is arranged on motor, in the outside of blade, safety net is installed, safety net is fixedly mounted on the right side of motor, safety net right flank from inside outwards be sequentially installed with acceleration aerofoil, disturb aerofoil and deceleration aerofoil, accelerate aerofoil, disturb aerofoil, deceleration aerofoil profile for circle；The surface of whole acceleration aerofoil is uniform-distribution with funnel air port, the axial line cross section in funnel air port is a funnel shaped, it it is a square orifice in the left side in funnel air port, it it is a circular port on the right side in funnel air port, it is close to and accelerates on the right side of aerofoil to be to disturb aerofoil, the surface disturbing aerofoil is made up of many hemispherical surface, disturb each hemisphere surface on aerofoil and correspond to a funnel air port, being close to disturb on the right side of aerofoil is deceleration aerofoil, is uniform-distribution with deceleration aerofoil circle air outlet on deceleration aerofoil.

Description

Cooling blower fan

Technical field

The present invention relates to blower fan of lowering the temperature, it is adaptable to all fan blade type fans, belong to household electrical appliance technology and power-saving technology Field.

Background technology

Current domestic electric fan is to be rotated air to promote forward to form air stream by driven by motor fan blade (wind), has an airtight safety net in the outside of fan, and wind blows to outside by the safety net in front, and the front of safety net is simply Being become a simple wire side by some metal wire knitted, wind can be smooth and easy, steadily by this wire side；The structure of cooling fan is then Essentially identical with current domestic fan major part, different parts is on the wire side in safety net front, with common electric fan Wire side is different, the wire side of cooling fan by the acceleration aerofoil of three layers of different structure, disturb aerofoil, deceleration aerofoil forms, through fan blade Again through slowing down after the air driven obtains a certain degree of cooling after accelerating the acceleration of aerofoil, after disturbing aerofoil deceleration dispersion Aerofoil slows down and forms wind of lowering the temperature uniformly, and this cooling fan can make the wind produced by boasting reduction temperature reach 2 DEG C ~ 10 DEG C, because The power of motor of this cooling fan is more too many at the worst than the power of motor of conventional fan, but can accomplish the cooling effect of air-conditioning, So this cooling fan is the most energy-conservation relative to cooling effect of air-conditioning.

Summary of the invention

It is an object of the invention to provide a kind of distinguished and admirable fall obtaining cooling utilizing infundibulate wind-accelerated structure to flow through Temperature blower fan.

Cooling blower fan, including motor, blade, safety net；It is characterized in that:

1, blade is arranged on motor, is provided with safety net in the outside of blade, and safety net is fixedly mounted on the right side of motor Side, the right flank at safety net from inside outwards (the most from left to right) is sequentially installed with acceleration aerofoil, disturbs aerofoil and deceleration aerofoil, adds Speed aerofoil, disturb aerofoil, deceleration aerofoil profile for circle；The surface of whole acceleration aerofoil is uniform-distribution with funnel air port, The axial line cross section in funnel air port is a funnel shaped, is a square orifice in the left side in funnel air port, the length of side of square orifice For B, being a circular port on the right side in funnel air port, a diameter of d of circular port, the overall dimensions B of square orifice are more than circular port Overall dimensions d, accelerate aerofoil mainly play a part improve wind speed to reduce wind own temperature, wind own temperature decline degree Certain proportional relation is become, the wind formed with electric fan with the ratio (B/d) of the length of side of square orifice (B) and the diameter d of circular port Be pressed into certain proportional relation, i.e. B/d value is the biggest, and cooling fan cooling degree is the biggest, and blast is the biggest, and cooling fan cooling degree is also got over Greatly；Being close to and accelerate on the right side of aerofoil to be to disturb aerofoil, the surface disturbing aerofoil is made up of many hemispherical surface, and that disturbs on aerofoil is every One hemisphere surface correspond to a funnel air port, the central axis in funnel air port and each hemisphere surface disturbed on aerofoil Hemisphere central axis correspondence overlaps, and is uniform-distribution with and disturbs aerofoil circle air outlet, owing to disturbing aerofoil in these hemispherical surface The centrage of circular air outlet and the hemisphere centerline axis parallel of hemisphere surface, so each disturbs the side of aerofoil circle air outlet To being parallel, disturb aerofoil and mainly play reduction wind speed and disperse distinguished and admirable effect；Being close to disturb on the right side of aerofoil is antitriptic wind Plate, is uniform-distribution with deceleration aerofoil circle air outlet on deceleration aerofoil, and the Main Function of deceleration aerofoil is to drop further The speed of low wind, wind can form the wind of uniformly dispersing after deceleration aerofoil circle air outlet.

2, deceleration aerofoil can be one or more layers metallic sieve.

3, after motor switches on power, band moving vane rotates, and blade drives air sports to the right to become a common practice, when to the right The wind of motion encounters wind when accelerating aerofoil will enter through the square orifice in funnel air port and circular port blows to right side, due to leakage The sectional area in bucket air port tapers into during from left to right, in the case of fan delivery immobilizes, and wind Will be improved through wind speed during circular port, wind pressure value also can increase simultaneously, owing to wind is during circular port Own vol is compressed, therefore the heat that himself carries can be discharged by wind so that accelerate the pathogenic wind-warm ratio on the right side of aerofoil Can be low 2 ~ 10 DEG C accelerating the pathogenic wind-warm on the left of aerofoil；It is provided with higher wind speed and relatively low temperature through the wind after circular port, To enter into disturb the right side of aerofoil through the aerofoil circle air outlet of disturbing in hemisphere surface after this strand of wind is encountered and disturbed aerofoil, due to Disturb that the diameter of aerofoil circle air outlet is less and each direction disturbing aerofoil circle air outlet is identical, so this strand of wind is through disturbing Can produce two changes after aerofoil circle air outlet, one is the reduction of wind speed, and two is that the wind direction in original flow set is dispersed into The thread wind being covered with whole hemisphere inner surface blows out to the right from hemisphere inner surface so that wind energy more uniformly be full of disturb aerofoil with Confined space between deceleration aerofoil；At the wind disturbed between aerofoil and deceleration aerofoil finally through deceleration aerofoil circle air-out During mouth, wind speed can further be reduced, and the wind finally making cooling fan blow out is the softest but also feels nice and cool.

The present invention compared with prior art has the advantage that

1, this series products is not the most seen on market.

2, present invention practicality novel in design, structurally simple, economical, durable in use.

3, its wind-force of wind of present invention blowout is soft, uniform, and cooling-down effect is good, relative to air-conditioning temperature-reducing, and its energy-conservation effect The best.

Accompanying drawing explanation

Fig. 1 is the cross-sectional view of the embodiment of the present invention；

Fig. 2 is P enlarged diagram in embodiment illustrated in fig. 1；

Fig. 3 is A A generalized section in embodiment illustrated in fig. 1；

Fig. 4 is T enlarged diagram in embodiment illustrated in fig. 3；

Fig. 5 is S enlarged diagram in embodiment illustrated in fig. 2；

Fig. 6 is R enlarged diagram in embodiment illustrated in fig. 2；

Fig. 7 is Q enlarged diagram in embodiment illustrated in fig. 2.

In Fig. 1-7: 1, motor, 2, blade, 3, safety net, 4, accelerate aerofoil, 5, disturb aerofoil, 6, deceleration aerofoil, 7, Funnel air port, 8, square orifice, 9, circular port, 10, disturb aerofoil circle air outlet, 11, deceleration aerofoil circle air outlet.

Detailed description of the invention

In the embodiment shown in Fig. 17: cooling blower fan, including motor 1, blade 2, safety net 3；It is characterized in that: Blade 2 is arranged on motor 1, is provided with safety net 3 in the outside of blade 2, and safety net 3 is fixedly mounted on the right side of motor 1, The right flank of safety net 3 from inside outwards (the most from left to right) is sequentially installed with acceleration aerofoil 4, disturbs aerofoil 5 and deceleration aerofoil 6, adds Speed aerofoil 4, disturb aerofoil 5, deceleration aerofoil 6 profile for circle；The surface of whole acceleration aerofoil 4 is uniform-distribution with funnel wind Mouth 7, the axial line cross section in funnel air port 7 is a funnel shaped, is a square orifice 8 in the left side in funnel air port 7, square orifice The length of side of 8 is B, is a circular port 9 on the right side in funnel air port 7, a diameter of d of circular port 9, the overall dimensions B of square orifice 8 More than circular port 9 overall dimensions d, accelerating aerofoil 4 and mainly play a part to improve wind speed to reduce wind own temperature, wind self is warm The degree that degree declines becomes certain proportional relation with the ratio (B/d) of the length of side of square orifice 8 (B) and the diameter d of circular port 9, with The blast that electric fan is formed becomes certain proportional relation；It is close to and accelerates on the right side of aerofoil 4 to be to disturb aerofoil 5, disturb the surface of aerofoil 5 It is made up of many hemispherical surface, disturbs each hemisphere surface on aerofoil 5 and correspond to a funnel air port 7, funnel air port 7 Central axis is corresponding with the hemisphere central axis of each hemisphere surface disturbed on aerofoil 5 to be overlapped, in these hemispherical surface It is uniform-distribution with and disturbs aerofoil circle air outlet 10, due in the hemisphere of the centrage Yu hemisphere surface of disturbing aerofoil circle air outlet 10 Mandrel line is parallel, so each direction disturbing aerofoil circle air outlet 10 is parallel, disturbs aerofoil 5 and mainly plays reduction wind speed The effect distinguished and admirable with dispersion；Being close to disturb on the right side of aerofoil 5 is deceleration aerofoil 6, is uniform-distribution with and subtracts on deceleration aerofoil 6 Speed aerofoil circle air outlet 11, the Main Function of deceleration aerofoil 6 is the speed reducing wind further, and wind is circular through deceleration aerofoil The wind of uniformly dispersing can be formed after air outlet 11.

Deceleration aerofoil 6 can be one or more layers metallic sieve.

After motor 1 switches on power, band moving vane 2 rotates, and blade 2 drives air sports to the right to become a common practice, when to the right The wind of motion encounters wind when accelerating aerofoil 4 will enter through the square orifice 8 in funnel air port 7 and circular port 9 blows to right side, by Sectional area in funnel air port 7 tapers into during from left to right, in the changeless situation of fan delivery Under, wind will be improved through wind speed during circular port 9, and wind pressure value also can increase simultaneously, owing to wind is through circular port 9 During own vol compressed, therefore the heat that himself carries can be discharged by wind so that accelerates on the right side of aerofoil 4 Pathogenic wind-warm can be low 2 ~ 10 DEG C than the pathogenic wind-warm on the left of acceleration aerofoil 4；It is provided with higher wind speed and relatively low through the wind after circular port 9 Temperature, will enter into disturb aerofoil 5 through the aerofoil circle air outlet 10 of disturbing in hemisphere surface after this strand of wind is encountered and disturbed aerofoil 5 Right side, owing to disturbing, the diameter of aerofoil circle air outlet 10 is less and each direction disturbing aerofoil circle air outlet 10 is identical, institute Can produce two changes with this strand of wind after disturbing aerofoil circle air outlet 10, one is the reduction of wind speed, and two is original stream Wind direction in quantity set is dispersed into and is covered with the thread wind of whole hemisphere inner surface and blows out to the right from hemisphere inner surface, so that wind energy is more It is full of equably and disturbs the confined space between aerofoil 5 and deceleration aerofoil 6；Last at the wind disturbed between aerofoil 5 and deceleration aerofoil 6 When through deceleration aerofoil circle air outlet 11, wind speed can further be reduced, and the wind finally making cooling fan blow out is the most soft Feel nice and cool again.

Claims

1. cooling blower fan, including motor (1), blade (2), safety net (3)；It is characterized in that: blade (2) is arranged on motor (1) on, being provided with safety net (3) in the outside of blade (2), safety net (3) is fixedly mounted on the right side of motor (1), in safety The right flank of net (3) is from inside outwards sequentially installed with acceleration aerofoil (4), disturbs aerofoil (5) and deceleration aerofoil (6), accelerates aerofoil (4), disturb aerofoil (5), deceleration aerofoil (6) profile for circle, deceleration aerofoil (6) is one or more layers metallic sieve.