CN208996993U - A kind of flabellum applied to radiator - Google Patents

Abstract

The utility model discloses a kind of flabellums applied to radiator, it is related to radiating vane field, noise can be led to the problem of when aiming to solve the problem that the work of traditional flabellum, its key points of the technical solution are that a kind of flabellum applied to radiator, including wheel hub, outer ring and several blades, the first cavity is offered in the wheel hub and one end is in open setting, the blade is connected between outer ring and wheel hub lateral wall, the wheel hub bottom wall is provided with mounting hole, the wheel hub bottom wall is arranged in the angle of falling ball, noise when the utility model has achieved the effect that reduce flabellum work.

Description

A kind of flabellum applied to radiator

Technical field

The utility model relates to the technical fields of flabellum, more particularly, to a kind of flabellum applied to radiator.

Background technique

Currently, flabellum includes wheel hub, blade and outer ring, the mounting hole for being connected with motor shaft is offered on wheel hub, motor is logical Cross motor shaft driving flabellum rotation, the impeller and propeller of aerofoil fan are somewhat similar, it at work, most air-flows Flow direction is parallel with axis, and in other words in the axial direction, fan is commonly mounted on the cabinet of electrical equipment, is also integrated in sometimes On motor, motor driven flabellum rotation, flabellum drives the air of surrounding to accelerate flowing, to play the heat band around flabellum The effect walked.

It is existing authorization public platform be CN202082149U Chinese patent, disclose a kind of radiator fan comprising one with The wheel hub and multiple blades being set on wheel hub that the drive motor of pedestal combines, the wheel hub include a top plate, a projection It is convexly equipped in the engaging portion of the ceiling center in the periphery wall of the top plate periphery and one, wherein the top plate is in engaging portion and outside Be provided with multiple perforation between peripheral wall, and be provided with multiple apertures at the base central, make air can on rear side of the pedestal, along Drive motor axle center outside and flowed on front side of wheel hub by perforation of top plate.

Wheel hub top plate and surrounding air friction, band when prior art among the above has the following deficiencies: flabellum rotation Dynamic surrounding air vibration, generates biggish noise, causes to damage to the hearing of operator, this problems demand solves.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of fans applied to radiator Leaf has the advantage of noise when reducing flabellum work.

To achieve the above object, the utility model provides following technical solution:

A kind of flabellum applied to radiator, including wheel hub, outer ring and several blades offer the first sky in the wheel hub Chamber and one end are in open setting, and the blade is connected between outer ring and wheel hub lateral wall, and the wheel hub bottom wall is provided with installation Hole, the wheel hub bottom wall are arranged in the angle of falling ball.

By using above-mentioned technical proposal, motor drives fan body rotation, and the original bottom surface of wheel hub is flat on fan body, works as wheel When hub bottom surface and surrounding air rub, with surrounding air friction be entire wheel hub bottom surface, when wheel hub bottom surface is chamfered When setting, when air flows through the wheel hub bottom surface of ball-type, the bottom surface ingress of air of ball-type is few in a section, generates and rubs with bottom surface The little air of wiping, while the noise that air pulsation generates is also small, to play the role of generating noise when reducing fan body rotation.

Further, the position that the wheel hub bottom wall is located at mounting hole is provided with positioning table, and it is empty that institute's positioning table is located at first Intracavitary, the position that mounting hole is corresponded in the positioning table offers the first intercommunicating pore.

By using above-mentioned technical proposal, the wheel hub bottom surface angle Dao Qiu, the bottom wall setting in curved surface in the first cavity, curved surface Bottom wall mounting end is not easy to position when being the motor of plane, very big inconvenience is brought to tooling, in order to facilitate motor in the first cavity Interior positioning is raised motor by positioning table, and motor can find position of the motor in the first cavity accurately by positioning table, from And facilitate the installation of motor, and then improve the tooling efficiency of fan body and motor.

Further, one end of the positioning table connection wheel hub offers the second cavity, and second cavity connects wheel hub One end in setting is opened, the wheel hub bottom wall offers the second intercommunicating pore for being connected to the second cavity.

By using above-mentioned technical proposal, positioning table opens up the second cavity, and the thickness of positioning table is thinning, and motor shaft is connected to Length in second connecting hole shortens, and the entire length of motor shaft can also shorten, for longer motor shaft, short electricity Arbor is more stable, to play the role of improving motor shaft rotational stability.

Further, stiffener is provided between the positioning table side wall and wheel hub bottom wall, the stiffener is along positioning table Side wall is uniformly distributed.

By using above-mentioned technical proposal, stiffener is connected between wheelboss side wall and the first cavity bottom wall, stiffener energy Enough increase the bonding strength between positioning table and the first cavity bottom wall, so that strong fix platform is in the position of the first cavity bottom wall, And then play the role of that positioning table is prevented to be broken out of first cavity.

Further, the wheel hub bottom wall offers several heat release holes.

By using above-mentioned technical proposal, motor is provided in the first cavity, motor can generate big during operating The heat of amount, the first cavity bottom wall are closed state again, influence the service life of motor, and the first cavity bottom wall opens up heat dissipation By heat release hole and external heat heat exchange can occur for hole, to reduce the temperature of motor when work in the motor course of work Degree, and then play the role of improving electrical machinery life.

Further, sieve is provided in first cavity, the sieve lid closes on heat release hole.

The sundries of surrounding can be adsorbed, sundries passes through heat release hole during flabellum is run by using above-mentioned technical proposal Into at the motor shaft of the first cavity, motor can be adversely affected, sieve lid closes at the first cavity heat release hole, and sieve can To block the sundries at heat release hole, prevent sundries from falling at motor shaft, to play the role of protecting motor shaft.

Further, the sieve is provided with the relief hole passed through for positioning table, and the sieve Zhou Yuan is consolidated with connection ring, The connection ring is threaded in the inner sidewall of the first cavity.

By using above-mentioned technical proposal, justify consolidation connection ring sieve week, connection ring is threaded on the inside of the first cavity Wall when needing to install sieve, need to only rotate connection ring in the first cavity, and connection ring drives sieve to be fixed in the first cavity, When needing to take out the sundries between sieve and the first cavity bottom wall, it need to only reversely rotate connection ring and take out sieve, sieve is kept off down Sundries cleared up away out of first cavity.

Further, the outer ring side wall from close to motor to far from motor while become larger.

By using above-mentioned technical proposal, outer ring side wall becomes larger, and the aperture of outer ring accordingly becomes larger, the air inlet quantitative change of fan body Greatly, it can tail off into the turnning circle of same air quantity fan body, the rotational frequency of fan body is just lower, to further decrease fan body rotation Noise when turning.

In conclusion the advantageous effects of the utility model are as follows:

1, the angle of falling ball is used, to generate the effect for reducing that fan body rotation is the noise generated；

2, positioning table is used, to generate the effect for facilitating motor to install in the first cavity；

3, heat release hole is used, to generate the effect for improving motor radiating effect.

Detailed description of the invention

Fig. 1 is the overall structure diagram in the utility model embodiment；

Fig. 2 is the section structural scheme of mechanism in the utility model embodiment；

Fig. 3 is the enlarged structure schematic diagram of A in Fig. 2；

Fig. 4 is the structural schematic diagram of the sieve in the utility model embodiment.

In figure, 1, wheel hub；11, blade；12, outer ring；13, the second intercommunicating pore；14, stiffener；15, heat release hole；2, first Cavity；22, sieve；23, connection ring；24, relief hole；3, positioning table；31, the second cavity；32, the first intercommunicating pore.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment:

A kind of flabellum applied to radiator, referring to Fig.1 comprising fan body, fan body include outer ring 12, blade 11 and wheel hub 1, wheel hub 1 is arranged in cylindrical type, and the side wall of wheel hub 1 connects blade 11, and blade 11 has six, is uniformly arranged in the side of wheel hub 1 Wall, outer ring 12 is connected to the one end of blade 11 far from wheel hub 1, and the center of circle of 1 bottom wall of the center of circle of outer ring 12 and wheel hub is in fan body Rotary shaft on；12 inner sidewall of outer ring becomes larger from fan body outlet air surface to fan body air intake surface, and shape is in horn-like setting；Wheel hub 1 bottom surface is arranged in the angle of falling ball, and 1 bottom surface of wheel hub is evenly equipped with several heat release holes 15.

Referring to Fig.1, it needs for the wheel hub 1 of fan body to be fixed in the shaft of motor before fan body work, enables machine shaft It drives fan body wheel hub 1 to rotate, when needing to start fan body, need to only start motor, machine shaft band runner hub 1 rotates, and wheel hub 1 drives Blade 11 is rotated around wheel hub 1, and the rotation of wheel hub 1 can make fan body air intake surface and outlet air surface generate pressure difference, and pressure difference can generate sky Flow of air, air-flow are concentrated in ring by outer ring 12, improve the effect of air flowing, and air is flowed through by fan body needs what is cooled down to set It is standby, to play to the effect for needing heat dissipation equipment to cool down.

Referring to Fig.1, since outer ring is in horn-like setting, the intake of fan body is constant, and the air inlet of outer ring 12 becomes larger, fan body The circle number for needing to rotate tails off, and the circle number of the rotation of fan body tails off, and the rotational frequency of fan body will reduce, the rotational frequency of fan body It reduces, the noise that fan body generates when rotating will reduce；1 bottom wall of wheel hub is arranged in the angle of falling ball, and smooth spherical surface bottom wall is same The area of friction air is few in perpendicular, and the rub area of air of wheel hub 1 is reduced, wheel hub 1 rub air when, the vibration of generation Air reduce, to play the effect for further decreasing noise；1 bottom surface of wheel hub is evenly equipped with several heat release holes 15, drives fan body The heat that the motor of rotation generates can shed from heat release hole 15.

Referring to Fig. 2 and Fig. 3, the connection motor of wheel hub 1 offers the first cavity 2,2 inner bottom wall centre bit of the first cavity on one side It installs and is equipped with positioning table 3, connection reinforcement item 14 between 2 bottom wall of 3 side wall of positioning table and the first cavity, stiffener 14 is evenly arranged on positioning 3 side wall of platform, 3 center of positioning table offer the first intercommunicating pore 32, and the first intercommunicating pore 32 is for wearing motor shaft；Positioning table 3 One end far from motor offers the second cavity 31, and corresponding second cavity 31 of 2 bottom wall of the first cavity opens up the second intercommunicating pore 13.

Referring to Fig. 2 and Fig. 3, since 1 bottom wall of wheel hub is arranged in the angle of falling ball, 2 inner bottom wall of the first cavity is in arc-shaped, motor End face is arranged in plane, but during tooling, motor shaft should energy band runner hub 1 rotate, and motor friction cannot be made To 2 side wall of the first cavity, and motor cannot make fan body that eccentric rotary occur, this planar end and the first cavity 2 for motor Bottom surface curved surface for, tooling is too inconvenient；And the appearance of positioning table 3, it can meet the needs of fan body rotation, and can make Tooling is normally carried out；And the second cavity 31 in positioning table 3 can reduce the motor axial length of motor connection positioning table 3.

Referring to Fig. 4, sieve 22 is set in first cavity 2, connection ring 23, the setting of 23 lateral wall of connection ring are set outside sieve 22 Internal screw thread is arranged in external screw thread, 2 inner sidewall of the first cavity, and the lid of sieve 22 closes the position of 22 face positioning table 3 of sieve on heat release hole 15 It sets and opens up relief hole 24；The rotation of sieve 22 is located in the first cavity 2, before fan body work since heat release hole 15 is located at by sieve 22 Fan body air draught face, extraneous sundries can by heat release hole 15 enter the first cavity 2, sieve 22 can will from heat release hole 15 into The sundries entered completely cuts off in the first side of the cavity 2 far from motor, to play the role of protecting motor.

Working principle is as follows:

Intracorporal 1 bottom surface of wheel hub will be fanned to be arranged in the angle of falling ball, bottom surface of the bottom surface at 1 angle of falling ball of wheel hub relative to plane, In the same perpendicular, the area of the bottom surface ingress of air at the angle of falling ball is less than the bottom surface of plane, and the bottom surface at the angle of falling ball is to air The friction of generation tails off, while the air that the angle of falling ball bottom wall vibrates wheel hub 1 nearby tails off, and the utility model has reached reduction fan The effect of noise when leaf works.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (8)

1. a kind of flabellum applied to radiator, including wheel hub (1), outer ring (12) and several blades (11), the wheel hub (1) is interior The first cavity (2) and one end are offered in opening setting, the blade (11) be connected to outer ring (12) and wheel hub (1) lateral wall it Between, wheel hub (1) bottom wall is provided with mounting hole, it is characterised in that: wheel hub (1) bottom wall is arranged in the angle of falling ball.

2. the flabellum according to claim 1 applied to radiator, it is characterised in that: wheel hub (1) bottom wall is located at peace The position in dress hole is provided with positioning table (3), and institute's positioning table (3) is located in the first cavity (2), corresponding peace in the positioning table (3) The position in dress hole offers the first intercommunicating pore (32).

3. the flabellum according to claim 2 applied to radiator, it is characterised in that: the positioning table (3) connects wheel hub (1) one end offers the second cavity (31), and one end of the second cavity (31) connection wheel hub (1) is in open setting, described Wheel hub (1) bottom wall offers the second intercommunicating pore (13) of connection the second cavity (31).

4. the flabellum according to claim 3 applied to radiator, it is characterised in that: positioning table (3) side wall and wheel It is provided with stiffener (14) between hub (1) bottom wall, the stiffener (14) is uniformly distributed along positioning table (3) side wall.

5. the flabellum according to claim 1 applied to radiator, it is characterised in that: wheel hub (1) bottom wall offers Several heat release holes (15).

6. the flabellum according to claim 5 applied to radiator, it is characterised in that: setting in first cavity (2) Have sieve (22), sieve (22) lid closes on heat release hole (15).

7. the flabellum according to claim 6 applied to radiator, it is characterised in that: the sieve (22) is provided with for fixed The relief hole (24) that position platform (3) passes through, sieve (22) Zhou Yuan are consolidated with connection ring (23), and connection ring (23) screw thread connects Connect the inner sidewall in the first cavity (2).

8. the flabellum according to claim 1 applied to radiator, it is characterised in that: outer ring (12) side wall is from close Motor to far from motor while become larger.