CN106560625A

CN106560625A - Dustproof omnibearing fan

Info

Publication number: CN106560625A
Application number: CN201611201857.5A
Authority: CN
Inventors: 李甲硕
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-12-23
Filing date: 2016-12-23
Publication date: 2017-04-12

Abstract

The invention discloses a dustproof omnibearing fan. The dustproof omnibearing fan comprises a fan frame, the middle part of the lower end of the fan frame is fixed connected to a rear cover plate, the middle part of the upper end of the rear cover plate is fixedly provided with a first fixing block, the upper portion of the rear cover plate is provided with a front cover plate, the upper portion of the side edge of the front cover plate is fixedly connected to fan blades, the middle part of the upper end of the inner cavity of the front cover plate is provided with a connecting block, and the middle part of the space surrounded by the front cover plate and the rear cover plate is provided with an electric motor. The dustproof omnibearing fan, can well prevent dust from entering the fan through a perpendicular round hole and a slant round hole structure, can well block the entry of the dust into the inside of the electric motor through a first hairbrush and a second hairbrush, and can well block the entry of the dust into the inside of the electric motor through the cross arrangement of a first dustproof ring and a second dustproof ring and structures in corrugated shapes of the upper and lower surfaces of the first dustproof ring and the second dustproof ring.

Description

A kind of dust-proof all-position fan

Technical field

The present invention relates to technical field of motors, specially a kind of dust-proof all-position fan.

Background technology

Summer, fan is one of important tool of people's functions of relieving summer heat, antithermic, and cool apparatus electric fan is taken so as to raw wind in hot day, is The device of air-flow is produced with electric drive, fan is mainly made up of four parts, rotor：It is made up of magnet, flabellum and axle；Stator：By Silicon steel sheet, bobbin and bearing composition；Control circuit：It is made up of IC induced magnets；Magnetic pole：Turned on by circuit controling line circle and produced Inside is excitatory to rotate rotor.But electric fan in the market is varied, time length flabellum on and stator table Easily accumulate dust to form stupid dirt on face, be not easily cleaned, enjoy the cool effect and environmental sanitation are affected, while reducing making for electric fan With the life-span, and fan maximum commercially can only 180 rotations, it is impossible to realize all-directional rotation.Therefore we have proposed one Plant dust-proof all-position fan.

The content of the invention

It is an object of the invention to provide a kind of dust-proof all-position fan, to solve above-mentioned background technology in propose ask Topic.

For achieving the above object, the present invention provides following technical scheme：A kind of dust-proof all-position fan, including fan frame Frame, the lower end middle part of the fan frame inner chamber is fixedly connected back shroud, and the upper center of the back shroud is fixed with first Fixed block, is provided with front shroud above the back shroud, the side top of the front shroud is fixedly connected flabellum, the front shroud The upper center of inner chamber is provided with contiguous block, and the space middle part that the front shroud and back shroud are surrounded is provided with motor, described electronic The rotating shaft upper end of machine is threadedly attached in contiguous block, and the rotating shaft lower end of the motor is connected to the upper end of the first fixed block Middle part, the side of the motor is connected by the first retainer ring with dust guard；

The front end of the fan frame is provided with circular air outlet, and the rear end of the fan frame is provided with circular air inlet, the wind The upper center of fan frame is connected by first rotating shaft with the second fixed block, and second fixed block is fixedly connected in fixed mount Side upper end, the lower end middle part of the fan frame is connected by the second rotating shaft with the first motor, and first motor is fixed It is connected to the middle part inner chamber of fixed mount lower end.

Preferably, the dust guard includes fixed strip, the first dust ring, the second dust ring and hairbrush, and described second consolidates It is L-shaped to determine ring, and the right-hand member of second retainer ring is fixedly linked with back shroud, and first dust ring and the second dust ring are at least Two are arranged, first dust ring and the second dust ring are separately fixed at the bottom of front shroud inner chamber bottom and the second retainer ring Outside, first dust ring and the second dust ring it is arranged in a crossed manner, the upper and lower surface of first dust ring and the second dust ring For a watt prismatic, the hairbrush is positioned at the relative gap of back shroud and front shroud.

Preferably, the dust guard includes the first retainer ring, the second retainer ring, the first hairbrush and the second hairbrush, described First retainer ring is fixed on front shroud inwall, second retainer ring be L-shaped, the right-hand member and back shroud of second retainer ring It is fixedly linked, first retainer ring and the second retainer ring opposite face are provided with the first hairbrush, and second hairbrush is located at bonnet The relative gap of plate and front shroud.

Preferably, the circular air outlet is provided with oblique rib, the length with diameter greater than two flabellums of circular air outlet Degree.

Preferably, the circular air inlet is provided with irregular circular hole, length of the circular air inlet with diameter greater than two flabellums Degree, the circular hole is L-shaped, and the vertical direction of the circular hole and the angle of incline direction are 120 degree.

Compared with prior art, the invention has the beneficial effects as follows：The dust-proof all-position fan, is tied by circular air outlet Structure produces air-flow and blows out from circular air outlet, and the oblique rib of circular air outlet can play dust-proof effect, by vertical Circular hole and inclination borehole structure, can be good at preventing the entrance of dust, by the first hairbrush and the structure of the second hairbrush, can Well blocks dust enters the inside of motor, while the first hairbrush in the first retainer ring is with the rotation of front shroud, produces The small air-flow of life, more makes dust be difficult to enter, by the knot of first rotating shaft, the second rotating shaft, the first motor and fixed mount Structure, under the drive of the first motor, is capable of rotating back and forth for degree of realization, by the first dust ring and the second dust ring and intersection The upper and lower surface of setting and the first dust ring and the second dust ring is the structure of watt prismatic, blocks dust can be entered well Enter the inside of motor, while rotation of first dust ring with front shroud, produce small air-flow, more make dust be difficult to into Enter.

Description of the drawings

Fig. 1 is a kind of dust-proof internal structure schematic diagram of all-position fan embodiment one of the present invention；

Fig. 2 is a kind of dust-proof internal structure schematic diagram of all-position fan embodiment two of the present invention；

Fig. 3 is a kind of dust-proof all-position fan overall structure diagram of the present invention；

Fig. 4 is a kind of fan frame backsight structural representation of dust-proof all-position fan of the present invention；

Fig. 5 is a kind of circular hole internal structure schematic diagram of dust-proof all-position fan of the present invention；

Fig. 6 is that a kind of the first dust ring of dust-proof all-position fan of the present invention and the second dust ring partial structurtes are illustrated Figure.

In figure：1 fan frame, 2 flabellums, 3 back shrouds, 4 first fixed blocks, 5 front shrouds, 6 motor, 7 contiguous blocks, 8 turns Axle, 9 dust guards, 10 fixed mounts, 11 circular air outlets, 12 second fixed blocks, 13 first rotating shafts, 14 first motor, 15 the Two rotating shafts, 16 circular air inlets, 17 watts of prismatic, 18 first retainer rings, 19 circular holes.

Specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.

Embodiment one：Fig. 1, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 are referred to, the present invention provides a kind of technical scheme：It is a kind of dust-proof All-position fan, including fan frame 1, the effect of the fixing internal structure of fan frame 1, the lower end of the inner chamber of the fan frame 1 Middle part is fixedly connected back shroud 3, and the upper center of the back shroud 3 is fixed with the first fixed block 4, and back shroud 3 and first is consolidated Determine block 4 and play a part of fixed motor 6, the top of the back shroud 3 is provided with front shroud 5, and front shroud 5 is formed with back shroud 3 One space, while front shroud 5 or a transmission device, the side top of the front shroud 5 is fixedly connected flabellum 2, flabellum 2 Rotation produces air-flow, and the upper center of the inner chamber of the front shroud 5 is provided with contiguous block 7, what the front shroud 5 and back shroud 3 were surrounded Space middle part be provided with motor 6, the upper end of rotating shaft 8 of the motor 6 is threadedly attached in contiguous block 7, rotating shaft 8 be connected Block 7 is threaded to reverse thread, by reverse thread front shroud 5 will not be made to turn because motor 6 is rotated to fall, described The lower end of rotating shaft 8 of motor 6 is connected to the upper center of the first fixed block 4, and the lower end of rotating shaft 8 is connected to first and consolidates by bearing Determine the upper center of block 4, the side of the motor 6 is connected by the first retainer ring 18 with dust guard 9.

The front end of the fan frame 1 is provided with circular air outlet 11, and circular air outlet 11 is the gas in order to allow impeller 2 to produce Stream is blown out by circular air outlet 11, and the circular air outlet 11 is provided with oblique rib, and oblique rib can play dust-proof Effect, the length with diameter greater than two flabellums 2 of circular air outlet 11, so can make impeller 2 produce air-flow blow out completely. The rear end of the fan frame 1 is provided with circular air inlet 16, and circular air inlet 16 makes fan normal to provide the air of circulation Work, the circular air inlet 16 is provided with irregular circular hole 19, circular air inlet 16 with diameter greater than two flabellums 2 length, The circular hole 19 is L-shaped, and the vertical direction of the circular hole 19 and the angle of incline direction are 120 degree, can be very by circular hole 19 That what is got well prevents the entrance of dust.The upper center of the fan frame 1 is connected by first rotating shaft 13 with the second fixed block 12, institute State the second fixed block 12 and be fixedly connected on the inner top side of fixed mount 10, the lower end middle part of the fan frame 1 passes through the second rotating shaft 15 are connected with the first motor 14, and first motor 14 is fixedly connected on the middle part inner chamber of the lower end of fixed mount 10, by The structure of one rotating shaft 13, the second rotating shaft 15, the first motor 14 and fixed mount 10, under the drive of the first motor 14, can Realize that 360 degree rotate back and forth.

The dust guard 9 include fixed strip 91, the first dust ring 92, the second dust ring 93 and hairbrush 94, described second Retainer ring 91 is L-shaped, and right-hand member and the back shroud 3 of second retainer ring 91 are fixedly linked, first dust ring 92 and second At least provided with two, the dust ring 93 of first dust ring 92 and second is separately fixed at the inner chamber bottom of front shroud 5 to dust ring 93 With the lower outside of the second retainer ring 91, the dust ring 93 of first dust ring 92 and second is arranged in a crossed manner, and described first is dust-proof The upper and lower surface of the dust ring 93 of ring 92 and second is watt prismatic 17, and the hairbrush 94 is located at the relative sky of back shroud 3 and front shroud 5 At gap, the first dust ring 92 and the second dust ring 93 and arranged in a crossed manner and the first dust ring 92 and the second dust ring 93 it is upper and lower Surface is watt prismatic 17, can be good at blocks dust into the inside of motor 6.

When using, it is powered to electric fan, by the rotation of motor 6, the rotation of front shroud 5 is driven, so that 2 turns of impeller It is dynamic, produce air-flow and blow out from circular air outlet 11, the oblique rib of circular air outlet 11 can play dust-proof effect, while Circular air inlet 16 makes fan normal work to provide the air of circulation, produces endlessly air-flow, circular air inlet 16 On circular hole 19 can be good at preventing the entrance of dust, the first dust ring 92 and the second dust ring 93 and arranged in a crossed manner and The upper and lower surface of one dust ring 92 and the second dust ring 93 is watt prismatic 17, blocks dust can enter motor 6 well Inside, while the first dust ring 92 is with the rotation of front shroud 5, produce small air-flow, more make dust be difficult to enter, lead to The structure of first rotating shaft 13, the second rotating shaft 15, the first motor 14 and fixed mount 10 is crossed, under the drive of the first motor 14, Can realize that 360 degree rotate back and forth.

Embodiment two：Refer to Fig. 2-5 present invention provide it is a kind of be different from embodiment one scheme be：The dust guard 9 include the first retainer ring 91, the second retainer ring 93, the first hairbrush 92 and the second hairbrush 94, and first retainer ring 91 is fixed on On the inwall of front shroud 5, second retainer ring 93 is L-shaped, and right-hand member and the back shroud 3 of second retainer ring 93 are fixedly linked, The opposite face of first retainer ring, 91 and second retainer ring 93 is provided with the first hairbrush 92, and second hairbrush 94 is located at back shroud 3 and the relative gap of front shroud 5, by the first hairbrush 92 and the structure of the second hairbrush 94, can be good at blocks dust and enter Enter the inside of motor 6, while the first hairbrush 92 in the first retainer ring 91 produces small gas with the rotation of front shroud 5 Stream, more makes dust be difficult to enter.

When using, it is powered to electric fan, by the rotation of motor 6, the rotation of front shroud 5 is driven, so that 2 turns of impeller It is dynamic, produce air-flow and blow out from circular air outlet 11, the oblique rib of circular air outlet 11 can play dust-proof effect, while Circular air inlet 16 makes fan normal work to provide the air of circulation, produces endlessly air-flow, circular air inlet 16 Upper circular hole 19 can be good at preventing the entrance of dust, by the first hairbrush 92 and the structure of the second hairbrush 94, can be good at Blocks dust enters the inside of motor 6, while the first hairbrush 92 in the first retainer ring 91 is with the rotation of front shroud 5, produces Small air-flow is given birth to, more makes dust be difficult to enter, by first rotating shaft 13, the second rotating shaft 15, the first motor 14 and fixation The structure of frame 10, under the drive of the first motor 14, can realize that 360 degree rotate back and forth.

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention And modification, the scope of the present invention be defined by the appended.

Claims

1. a kind of dust-proof all-position fan, including fan frame（1）, it is characterised in that：The fan frame（1）Under inner chamber End middle part is fixedly connected back shroud（3）, the back shroud（3）Upper center be fixed with the first fixed block（4）, the bonnet Plate（3）Top be provided with front shroud（5）, the front shroud（5）Side top be fixedly connected flabellum（2）, the front shroud（5） The upper center of inner chamber is provided with contiguous block（7）, the front shroud（5）And back shroud（3）The space middle part for surrounding is provided with motor （6）, the motor（6）Rotating shaft（8）Upper end is threadedly attached in contiguous block（7）In, the motor（6）Rotating shaft （8）Lower end is connected to the first fixed block（4）Upper center, the motor（6）Side pass through the first retainer ring（18）With Dust guard（9）It is connected；

The fan frame（1）Front end be provided with circular air outlet（11）, the fan frame（1）Rear end be provided with circular air intake Mouthful（16）, the fan frame（1）Upper center pass through first rotating shaft（13）With the second fixed block（12）It is connected, described second Fixed block（12）It is fixedly connected on fixed mount（10）Inner top side, the fan frame（1）Lower end middle part pass through the second rotating shaft （15）With the first motor（14）It is connected, first motor（14）It is fixedly connected on fixed mount（10）In the middle part of lower end Chamber.

2. a kind of dust-proof all-position fan according to claim 1, it is characterised in that：The dust guard（9）Including Fixed strip（91）, the first dust ring（92）, the second dust ring（93）And hairbrush（94）, second retainer ring（91）For L-shaped, institute State the second retainer ring（91）Right-hand member and back shroud（3）It is fixedly linked, first dust ring（92）With the second dust ring（93） At least provided with two, first dust ring（92）With the second dust ring（93）It is separately fixed at front shroud（5）Inner chamber bottom and Second retainer ring（91）Lower outside, first dust ring（92）With the second dust ring（93）It is arranged in a crossed manner, described first Dust ring（92）With the second dust ring（93）Upper and lower surface be watt prismatic（17）, the hairbrush（94）Positioned at back shroud（3）With Front shroud（5）Relative gap.

3. a kind of dust-proof all-position fan according to claim 1, it is characterised in that：The dust guard（9）Including First retainer ring（91）, the second retainer ring（93）, the first hairbrush（92）With the second hairbrush（94）, first retainer ring（91）Gu It is scheduled on front shroud（5）On inwall, second retainer ring（93）For L-shaped, second retainer ring（93）Right-hand member and back shroud （3）It is fixedly linked, first retainer ring（91）With the second retainer ring（93）Opposite face is provided with the first hairbrush（92）, described Two hairbrush（94）Positioned at back shroud（3）And front shroud（5）Relative gap.

4. a kind of dust-proof all-position fan according to claim 1, it is characterised in that：The circular air outlet（11）If There are oblique rib, circular air outlet（11）With diameter greater than two flabellums（2）Length.

5. a kind of dust-proof all-position fan according to claim 1, it is characterised in that：The circular air inlet（16）Open There is irregular circular hole（19）, circular air inlet（16）With diameter greater than two flabellums（2）Length, the circular hole（19）For L-shaped, The circular hole（19）The angle of vertical direction and incline direction be 120 degree.