CN218379725U

CN218379725U - Fan head and cooling fan

Info

Publication number: CN218379725U
Application number: CN202222626518.9U
Authority: CN
Inventors: 侯剑飞; 白建东; 陈晓冰; 邵玉敏; 陈正超; 金中淼
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-12-13
Filing date: 2022-09-30
Publication date: 2023-01-24
Anticipated expiration: 2032-09-30
Also published as: CN115419968A; CN114198831A; CN115419969A; CN218379724U; CN115435421A

Abstract

The utility model relates to a fan technical field, concretely relates to fan head and thermantidote, the fan head includes: the air duct assembly comprises an air duct, a main motor arranged in the air duct and a fan blade connected with the main motor, wherein the fan blade comprises a plurality of blades; the supporting assembly comprises a supporting bracket, the supporting bracket comprises two opposite rotating installation parts, and the air duct can be rotatably arranged between the rotating installation parts; the oscillating driving assembly is connected with the air duct and can drive the air duct to swing around the connecting axis of the two rotary mounting parts; the air inlet grille structure is arranged at one end of the air duct component, and is provided with a through groove which extends along the swinging direction of the air duct; the wet curtain assembly is arranged between the air inlet grille structure and the air duct assembly, the wet curtain assembly is arranged on the supporting bracket, the bottom of the wet curtain bracket is provided with a drainage structure, the bottom of the drainage structure is arranged on the supporting bracket, and the drainage structure penetrates through the through groove.

Description

Fan head and cooling fan

Technical Field

The utility model relates to a fan technical field, concretely relates to fan head and thermantidote.

Background

Traditional fan has the up-and-down head of shaking and shakes the head from side to side, can be for user's multi-angle air supply, but single blowing can make the air more and more dry.

Therefore, the cooling fan appears in the prior art, some existing cooling fans are often humidified through the atomizer, but white powder can be formed after the cooling fan is used for a long time, so that air has particle dust, certain damage is caused to human bodies, and the health of consumers is harmed.

The operating principle of some thermantidote is that the wet curtain of water logging is utilized for wind to pass through wet curtain, and then utilizes the endothermic principle of the water evaporation on the wet curtain, and then reaches the purpose that reduces the temperature of wind, and then reaches the purpose that reduces indoor temperature.

And be provided with the thermantidote of wet curtain among the prior art, wet curtain can shake the head along with the fan head usually, and wet curtain takes place easily to leak at the in-process of motion.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the fan head of the thermantidote among the prior art and can leading to the defect that wet curtain leaked when shaking the head to provide one kind and can realize shaking the head from top to bottom, can prevent fan head and thermantidote that wet curtain leaked again when shaking the head from top to bottom.

In order to solve the technical problem, the utility model provides a pair of fan head, include: the air channel assembly comprises an air channel, a main motor arranged in the air channel and a fan blade connected with the main motor, wherein the fan blade comprises a plurality of blades; a support assembly including a support bracket, the support bracket including two opposed swivel mounts, the air duct being rotatably disposed between the swivel mounts; the head shaking driving assembly is connected with the air duct and can drive the air duct to swing around a connecting axis of the two rotary mounting parts; the air inlet grille structure is arranged at one end of the air duct assembly, a through groove is formed in the air inlet grille structure, and the through groove extends along the swinging direction of the air duct; wet curtain subassembly sets up the air inlet grid structure with between the wind channel subassembly, wet curtain subassembly sets up on the support bracket, the bottom of wet curtain subassembly is equipped with down the water structure, the bottom of lower water structure sets up on the support bracket, the structure of lower water passes logical groove.

Optionally, the width of the through slot is less than 13mm.

Optionally, the air inlet grille structure includes the link with the wind channel subassembly links to each other, the contained angle of the both ends of leading to the groove with the line of the centre of a circle of link is D, D is greater than the swing angle in wind channel.

Optionally, the air inlet grille structure includes the connection pad, is located the connection pad with a plurality of arc ribs that are radial distribution between the link, the bottom that leads to the groove extends to link department, the top that leads to the groove extends to be close to the top department of connection pad.

Optionally, one of the rotary mounting portions is fixedly connected with a rotary sheath, the rotary sheath passes through the air duct, the air duct can rotate relative to the rotary sheath, and a water pipe for supplying water to the wet curtain assembly passes through the rotary sheath.

Optionally, the wet curtain assembly includes a wet curtain support and a wet curtain mounted on the wet curtain support, the wet curtain support is obliquely disposed between the air intake grille structure and the air duct assembly.

Optionally, wherein another rotation mount fixedly connected with rotation axis, the drive assembly that shakes the head includes:

the oscillating motor is arranged in the air duct and comprises a motor body and an output shaft, the output shaft is connected with the rotating shaft, and the motor body is fixedly connected with the air duct.

Optionally, the driving assembly that shakes head still includes the motor sheath, the motor sheath encircles motor body and part outside the rotation axis, the motor sheath with motor body reaches wind channel fixed connection.

Optionally, a motor mounting seat is arranged in the air duct, the main motor is fixedly arranged on the motor mounting seat, a motor shaft of the main motor penetrates through the motor mounting seat to be connected with the fan blade, the main motor and the wet curtain component are arranged on the same side of the motor mounting seat, the fan blade is arranged on the other side of the motor mounting seat, and a motor cover is further arranged on the main motor.

The utility model also provides a thermantidote, include fan head.

The utility model discloses technical scheme has following advantage:

the utility model provides a fan head, the drive assembly that shakes the head can drive the wind channel subassembly and shake the head from top to bottom, it is rotatory that main motor circular telegram work drives the fan blade, wind gets into the wind channel from the air inlet grille structure inside, blow off behind the wind channel, for the user air supply, through set up wet curtain subassembly between air inlet grille structure and wind channel subassembly, the wet curtain subassembly of can flowing through behind the wind entering air inlet grille structure, thereby it has moisture to mix in the wind, the wind that blows off behind the wind channel is for containing moisture, consequently, can increase the humidity of air, the temperature of wind can be reduced in the water evaporation heat absorption, consequently, play the effect that reduces the indoor temperature, through setting up logical groove in the air inlet grille structure, and lead to the groove and extend along the direction of swing in wind channel, the lower water structure of wet curtain subassembly bottom passes logical groove and connects on the support, consequently when the wind channel subassembly is shaken head from top to bottom, the rigidity of wet curtain subassembly is motionless, consequently, wet curtain subassembly can not appear leaking the phenomenon.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a fan head provided in embodiment 1 of the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is an exploded view of an air duct assembly of a fan head provided in embodiment 1 of the present invention;

fig. 4 is a schematic structural diagram of an air duct assembly of a fan head provided in embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a wet curtain assembly of a fan head provided in embodiment 1 of the present invention;

FIG. 6 is an exploded view of FIG. 5;

FIG. 7 is a schematic illustration of the wet curtain assembly of FIG. 5 mounted on a support bracket;

FIG. 8 is a schematic view of the air intake grille structure of FIG. 1;

FIG. 9 is a sectional view of the internal structure of FIG. 1;

FIG. 10 is a side cross-sectional view of FIG. 1;

fig. 11 is a schematic structural view of a fan head provided in embodiment 1 of the present invention at another angle;

FIG. 12 is an enlarged view of a portion of FIG. 11;

FIG. 13 is a projection view of the air intake grille structure and fan blades on a plane of projection perpendicular to the axis of the main motor;

FIG. 14 is an enlarged view at C of FIG. 13;

fig. 15 is an enlarged view of fig. 13 at D;

FIG. 16 is a side view of the air intake grille structure.

Description of reference numerals:

1. an air inlet grille structure; 101. arc-shaped ribs; 102. a rear housing; 1021. a disc; 1022. a circular connecting frame; 1023. a through groove; 103. a rear net; 1031. a first semi-circular support; 1032. a second semi-circular support; 104. a connecting end; 105. connecting the disc; 2. an air duct; 201. a motor mounting base; 3. a main motor; 4. a fan blade; 401. a blade; 4011. a leading edge; 4012. a trailing edge; 5. a support bracket; 501. a rotation mounting part; 6. a rotating shaft; 7. a head shaking motor; 701. a motor body; 702. an output shaft; 8. a motor sheath; 9. rotating the sheath; 10. a wet curtain assembly; 1001. a wet curtain support; 1002. wet curtain; 1003. a launching structure; 1004. a wet curtain baffle plate; 11. a water pipe; 12. an upper shell; 13. a lower case; 14. an air guide wheel; 15. a motor cover; 16. a knob.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The operating principle of thermantidote is to utilize the water logging to wet the curtain for wind passes through wet curtain, and then utilizes the endothermic principle of the water evaporation on the wet curtain, and then reaches the purpose that reduces the temperature of wind, and then reaches the purpose that reduces indoor temperature.

Be provided with the thermantidote of wet curtain among the prior art, wet curtain can shake the head along with the fan head usually, and wet curtain takes place easily to leak at the in-process of motion.

Therefore, the embodiment provides the fan head.

In one embodiment, the fan head includes a duct assembly, a support assembly, a pan drive assembly, an air intake grille structure, and a wet curtain assembly 10.

The air channel assembly comprises an air channel 2, a main motor 3 arranged in the air channel 2 and a fan blade 4 connected with the main motor 3, wherein the fan blade 4 comprises a plurality of blades 401; the supporting assembly comprises a supporting bracket 5, the supporting bracket 5 comprises two opposite rotation mounting parts 501, and the air duct 2 is rotatably arranged between the rotation mounting parts 501; the oscillating driving assembly is connected with the air duct 2 and can drive the air duct 2 to swing around a connecting axis of the two rotary mounting parts 501, and as shown in fig. 2, the connecting axis is a connecting line of centers of the two rotary mounting parts 501; the air inlet grille structure is arranged at one end of the air duct component, a through groove 1023 is arranged on the air inlet grille structure, and the through groove 1023 extends along the swinging direction of the air duct 2; wet curtain subassembly 10 sets up between air inlet grid structure 1 and wind channel subassembly, and wet curtain subassembly 10 is fixed to be set up on support bracket 5, and the bottom of wet curtain subassembly 10 is equipped with down water structure 1003, and the bottom of down water structure 1003 sets up on support bracket 5, and down water structure passes logical groove 1023.

In this embodiment, the driving assembly that shakes head can drive the wind channel assembly to shake head up and down, can increase the air supply range, improve user's experience and feel, main motor circular telegram work drives the fan blade and rotates, wind gets into the wind channel inside from the air inlet grille structure, blow off behind the wind channel, for the user air supply, through set up wet curtain subassembly between air inlet grille structure and wind channel assembly, the wet curtain subassembly can flow through after the wind gets into the air inlet grille structure, thereby make to mix has moisture in the wind, the wind that blows off behind the wind channel is the wind that contains moisture, therefore can increase the humidity of air, the temperature of wind can be reduced in the evaporation heat absorption of water, consequently, play the effect that reduces indoor temperature, through set up logical groove on the air inlet grille structure, and logical groove extends along the direction of swinging in wind channel, the lower drainage structure of wet curtain subassembly bottom passes logical groove and sets up on the support bracket, therefore when the wind channel assembly shakes head from top to bottom, the position of wet curtain subassembly is fixed, therefore this fan head can realize from top to bottom, can prevent wet curtain subassembly from leaking the phenomenon again when shaking head from top to bottom.

Specifically, in one embodiment, the wet curtain assembly includes a wet curtain bracket 1001 and a wet curtain 1002, the wet curtain 1002 being mounted to the wet curtain bracket 1001. In this embodiment, the drain structure 1003 is provided at the bottom of the wet curtain bracket 1001, and the wet curtain bracket 1001 is provided on the support bracket 5. In an alternative embodiment, the wet curtain assembly may be a unitary structure.

On the basis of the above embodiments, in a preferred embodiment, the width of the through groove 1023 is less than 13mm. In this embodiment, the width that leads to groove 1023 can not be too big, and corresponding, the width that goes down the water structure is less than 13mm, can make the outward appearance of whole fan head more pleasing to the eye, and simultaneously, the width that leads to groove 1023 is less than 13mm can prevent that the people's hand from filling in the fan head and causing the potential safety hazard.

On the basis of the above embodiments, in a preferred embodiment, as shown in fig. 16, the air inlet grille structure includes a connecting end 104 connected to the air duct assembly, an included angle between two ends of the through groove 1023 and a line connecting centers of circle centers of the connecting end 104 is D, and D is greater than a swing angle of the air duct 2. In this embodiment, the included angle between the two ends of the through groove 1023 and the line connecting the circle centers of the connecting ends 104 is larger than the swing angle of the air duct 2, so that the two ends of the through groove 1023 cannot collide and interfere with the wet curtain support when the fan head swings up and down to the limit position.

On the basis of the above embodiment, in a preferred embodiment, the air inlet grille structure includes the connecting disc 105, a plurality of arc-shaped ribs 101 distributed radially between the connecting disc 105 and the connecting end 104, the bottom end of the through groove 1023 extends to the connecting end 104, and the top end of the through groove 1023 extends to a position close to the top end of the connecting disc 105. In this embodiment, the through slot 1023 has a sufficient length to ensure that neither end of the through slot 1023 collides with the wet curtain bracket and interferes when the fan head swings up and down to the extreme position.

In a preferred embodiment, the connecting disc 105 is parallel to the end face of the connecting terminal 104. Of course, in other alternative embodiments, the end faces of the connecting disc 105 and the connecting end 104 may not be parallel.

On the basis of the above embodiments, in a preferred embodiment, the air-inlet grille structure 1 is in a hemispherical shape, and the air-inlet grille structure 1 comprises a plurality of arc-shaped ribs 101 distributed in a radial shape; the fan blade 4 includes a hub mounted on a motor shaft of the main motor 3 and a plurality of blades 401 mounted on the hub; as shown in fig. 13 to 15, on a projection plane perpendicular to the axis of the main motor 3, an intersection point of the leading edge 4011 of the blade 401 and the arc rib 101 has an angle α between a tangent at the leading edge 4011 of the blade 401 and a tangent at the arc rib 101, which gradually decreases from the root to the tip of the blade 401. It should be noted that the front edge 4011 of the blade 401 refers to a side that is first contacted with the airflow when the fan blade 4 rotates, and the rear edge 4012 of the blade 401 refers to a side that is later contacted with the airflow when the fan blade 4 rotates.

In this embodiment, because the air inlet grille structure 1 is hemispherical, the air inlet area is increased, and the included angle between the tangent of the intersection point of the front edge 4011 of the blade 401 and the arc-shaped rib 101 at the front edge 4011 of the blade 401 and the tangent of the arc-shaped rib 101 is α on the projection plane perpendicular to the axis of the main motor 3, from the root to the end of the blade 401, α is gradually reduced, so that the air inlet efficiency is better, and the air volume and the air speed performance are improved, and therefore, the air volume and the air speed performance are better.

Specifically, in one embodiment, the air inlet grille structure 1 includes a rear casing 102 and a rear net 103, as shown in fig. 2, a lower half part grille is disposed on the rear casing 102, the rear net 103 includes an upper half part grille, and the rear casing 102 and the rear net 103 can be connected by screws to form a hemisphere shape after the rear net 103 is mounted on the rear casing 102. The rear shell 102 comprises a disk 1021 at one end and a circular connecting frame 1022 at the other end, one end of the arc-shaped rib 101 on the rear shell 102 is connected with the disk 1021, the other end is connected with the circular connecting frame 1022, and the circular connecting frame 1022 can be fixedly connected with the air duct 2; the rear net 103 comprises a first semi-circular holder 1031 at one end and a second semi-circular holder 1032 at the other end, the arc-shaped ribs 101 on the rear net 103 being connected at one end to the first semi-circular holder 1031 and at the other end to the second semi-circular holder 1032.

On the basis of the above-described embodiment, in a preferred embodiment, on a projection plane perpendicular to the motor axis of the main motor 3, an angle between a tangent to the intersection of the trailing edge 4012 of the blade 401 and the arc rib 101 at the trailing edge 4012 of the blade 401 and a tangent to the arc rib 101 is β, and β gradually increases from the root to the tip of the blade 401. In this embodiment, an included angle β between a tangent line at the trailing edge 4012 of the blade 401 and a tangent line at the arc-shaped rib 101 at the intersection point of the trailing edge 4012 of the blade 401 and the arc-shaped rib 101 is set to be β, and β gradually increases from the root to the tip of the blade 401, so that the air volume and wind speed performance is further improved.

Based on the above embodiments, in a preferred embodiment, α has a minimum value of 90 °, i.e., α min is 90 °, and a maximum value of 115 °, i.e., α max is 115 °; and/or the minimum value of β is 65 °, i.e. β min is 65 °, and the maximum value of β is 90 °, i.e. β max is 90 °. In a preferred embodiment, α has a minimum value of 90 °, α has a maximum value of 115 °, β has a minimum value of 65 °, and β has a maximum value of 90 °. In an alternative embodiment, only the minimum value of α is made 90 °, the maximum value of α is made 115 °, and the minimum value of β is less than 65 °, and the maximum value is made greater than 90 °. In another alternative embodiment, only the minimum value of β is 65 °, the maximum value of β is 90 °, and the minimum value of α is less than 90 °, and the maximum value of α is greater than 115 °.

On the basis of the above embodiment, in a preferred embodiment, the difference value of α between two adjacent arc-shaped ribs 101 is A, and A is more than or equal to 3 degrees and less than or equal to 8 degrees; and/or the beta difference value of two adjacent arc-shaped ribs 101 is B, wherein B is more than or equal to 3 degrees and less than or equal to 8 degrees. In a preferred embodiment, 3 DEG.ltoreq.A.ltoreq.8 DEG.ltoreq.B.ltoreq.8 DEG.ltoreq.3 DEG.ltoreq.B.ltoreq.8 DEG.in this embodiment, alpha and beta vary regularly from the root to the end of the blade 401, alpha starting from a maximum of 115 DEG and decreasing progressively in a range of 3 DEG to 8 DEG to the end of the blade 401, alpha reaching a minimum of 90 DEG and beta starting from a minimum of 65 DEG and increasing progressively in a range of 3 DEG to 8 DEG to the end of the blade 401 and beta reaching a maximum of 90 deg. In an alternative embodiment, only 3 ° ≦ A ≦ 8 ° is satisfied. In another alternative embodiment, only 3 ° ≦ B ≦ 8 ° is satisfied.

In a preferred embodiment, based on the above-described embodiments, a is 5 ° and/or B is 5 °. In a preferred embodiment, a is 5 ° and B is 5 °, in which embodiment, in connection with the figure, on a projection plane perpendicular to the axis of the main motor 3, the leading edge 4011 of one blade 401 forms six coinciding points with the six arc-shaped ribs 101 of the air intake grille structure 1, a starting from the maximum 115 ° and decreasing in magnitude by 5 ° from the root to the tip of the blade 401, a reaching a minimum of 90 ° at the tip of the blade 401, β starting from the minimum 65 ° and increasing in magnitude by 5 °, β reaching a maximum of 90 ° at the tip of the blade 401.

On the basis of the above embodiment, in a preferred embodiment, one of the rotary mounting portions 501 is fixedly connected with a rotary shaft 6, the oscillating driving assembly includes an oscillating motor 7, the oscillating motor 7 is disposed in the air duct 2, the oscillating motor 7 includes a motor body 701 and an output shaft 702, the output shaft 702 is connected with the rotary shaft 6, and the motor body 701 is fixedly connected with the air duct 2. In this embodiment, when the oscillating motor 7 works, the rotating shaft 6 is driven, and since the rotating shaft 6 is fixedly connected to the rotary mounting part 501 of the supporting bracket 5 and the supporting bracket 5 is fixed, the motor body 701 is forced to drive the air duct 2 to swing around the axis of the rotating shaft 6, thereby realizing the oscillating function. The embodiment fixes the oscillating motor 7 at the inner side of the air duct 2, and has compact structure and beautiful appearance. In other alternative embodiments, the oscillating motor 7 may be fixed to the support frame 5, such that the output shaft 702 of the oscillating motor 7 is fixedly connected to the air duct 2.

On the basis of the above embodiments, in a preferred embodiment, the oscillating head driving assembly further includes a motor sheath 8, the motor sheath 8 surrounds the motor body 701 and a part of the rotating shaft 6, and the motor sheath 8 is fixedly connected with the motor body 701 and the air duct 2. In this embodiment, the motor sheath 8 can protect the oscillating motor 7 and at the same time facilitate the fixed connection with the air duct 2.

On the basis of the above embodiments, in a preferred embodiment, the other rotary mounting portion 501 is fixedly connected with a rotary sheath 9, the rotary sheath 9 passes through the air duct 2, the air duct 2 can rotate relative to the rotary sheath 9, the fan head further includes a wet curtain assembly 10, the wet curtain assembly 10 is disposed between the air inlet grille structure 1 and the air duct assembly, and a water pipe 11 for supplying water to the wet curtain assembly 10 passes through the rotary sheath 9. In this embodiment, through setting up rotatory sheath 9, and pass rotatory sheath 9 with water pipe 11, when the fan head shakes the head, can not cause to drag water pipe 11, protection water pipe 11 does not receive the damage, and through set up wet curtain subassembly 10 between air inlet grille structure 1 and wind channel subassembly, with the globular of air inlet grille structure 1 and the linear cooperation of arc rib 101, because amount of wind speed performance increases, can ensure the water-cooling evaporation capacity of wet curtain subassembly 10, the cooling effect is better.

In addition to the above embodiments, in a preferred embodiment, the support bracket 5 is provided with a fixing groove adapted to be inserted by the water pipe 11. Specifically, the fixed slot is established on the outer wall of support bracket 5, can fix water pipe 11 and hide, and the outward appearance is pleasing to the eye.

In addition to the above embodiments, in a preferred embodiment, the support bracket 5 has a circular arc shape, and the fixing groove extends from the bottom of the support bracket 5 to the rotation sheath 9. In this embodiment, the shape of the support bracket is matched with the shape section of the air duct, so that the appearance of the fan head is more attractive, the fixing groove extends from the bottom of the support bracket to the rotating sheath, and the part of the water pipe 11, which is positioned outside the support bracket, can be hidden, so that the appearance is attractive.

On the basis of the above embodiments, in a preferred embodiment, the wet curtain assembly 10 includes a wet curtain bracket 1001 and a wet curtain 1002, wherein one end of the wet curtain bracket 1001 is fixedly connected to the rotating sheath 9, and the other end is fixedly connected to the supporting bracket 5, a drainage structure 1003 is provided at the bottom of the wet curtain bracket 1001, the bottom of the drainage structure 1003 is fixedly provided at the bottom of the supporting bracket 5, and a through groove 1023 suitable for the drainage structure 1003 to pass is provided on the air inlet grille structure 1; the wet curtain 1002 is provided on the wet curtain bracket 1001. In this embodiment, the drainage structure 1003 can collect the water flowing out from the bottom of the wet curtain 1002, and at the same time, can fix the wet curtain bracket 1001 on the support bracket 5, and by providing the through groove 1023 on the air inlet grille structure 1, when the air inlet grille structure 1 shakes the head along with the air duct 2, it will not interfere with the wet curtain assembly 10.

As shown in fig. 5 and 6, the wet curtain bracket 1001 is provided with a wet curtain blocking plate 1004, which can limit the wet curtain 1002 in the wet curtain bracket 1001.

With further reference to fig. 1 and 8, a through slot 1023 is embodied on the rear shell 102.

On the basis of the above embodiments, in a preferred embodiment, the wet curtain bracket 1001 is obliquely arranged between the air intake grille structure 1 and the air duct assembly. In this embodiment, through setting up the slope of wet curtain support 1001 between air inlet grille structure 1 and wind channel subassembly, can avoid wet curtain support 1001 and the inside mechanism of moving together of fan head when shaking the head to take place to interfere, the area of multiplicable wet curtain 1002 simultaneously improves the cooling effect, and wind still can pass through the humidification subassembly when can ensure that the fan head shakes the head from top to bottom to extreme position simultaneously, plays the humidification effect.

Specifically, the angle of inclination of the wet curtain bracket 1001 to the horizontal plane is E, and E is more than 0 DEG and less than 80 deg.

More specifically, E is 45 °. When the extreme position when the fan head shakes head up and down is horizontal position and vertical position respectively, the inclination of wet curtain support 1001 and horizontal plane is 45, can ensure that wet curtain support 1001 still can pass through the humidification subassembly when shaking head up and down to extreme position, plays the humidification effect.

In addition to the above embodiments, in a preferred embodiment, the fan head further includes: an upper casing 12 fixedly connected to an upper side of the air duct 2; a lower case 13 fixedly connected to a lower side of the air duct 2; and the air guide wheel 14 is fixedly connected to one side, far away from the air inlet grille structure 1, of the air duct 2. In this embodiment, the upper casing 12 and the lower casing 13 enclose the wind channel 2 therein, so that the fan head has an attractive appearance, and the wind guide wheel 14 can guide the wind straight, so as to prevent external objects, such as fingers, from extending into the wind channel 2 to damage the operating blades 4.

On the basis of the above embodiments, in a preferred embodiment, a motor mounting seat 201 is arranged in the air duct 2, the main motor 3 is fixedly arranged on the motor mounting seat 201, a motor shaft of the main motor 3 penetrates through the motor mounting seat 201 to be connected with the fan blades 4, the main motor 3 and the wet curtain assembly 10 are arranged on the same side of the motor mounting seat 201, the fan blades 4 are arranged on the other side of the motor mounting seat 201, and a motor cover 15 is further arranged on the main motor 3. In this embodiment, the provision of the motor cover 15 can prevent water from entering the main motor 3.

As shown in fig. 3 and 4, a knob 16 is disposed at one end of a motor shaft of the main motor 3, and the fan blades 4 can be fixedly connected to the motor shaft by the knob 16 to prevent the fan blades 4 from coming off.

Example 2

The embodiment provides a cooling fan, including the fan head that provides in the above-mentioned embodiment.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A fan head, comprising:

the air channel assembly comprises an air channel (2), a main motor (3) arranged in the air channel (2) and fan blades (4) connected with the main motor (3), wherein each fan blade (4) comprises a plurality of blades (401);

the supporting assembly comprises a supporting bracket (5), the supporting bracket (5) comprises two opposite rotation mounting parts (501), and the air duct (2) is rotatably arranged between the rotation mounting parts (501);

the head shaking driving assembly is connected with the air duct (2) and can drive the air duct (2) to swing around a connecting axis of the two rotary installation parts (501);

the air inlet grille structure is arranged at one end of the air duct component, a through groove (1023) is arranged on the air inlet grille structure, and the through groove (1023) extends along the swinging direction of the air duct (2);

wet curtain subassembly (10), set up air inlet grid structure (1) with between the wind channel subassembly, wet curtain subassembly (10) set up support holder (5) are last, the bottom of wet curtain subassembly (10) is equipped with down water structure (1003), the bottom of down water structure (1003) sets up support holder (5) are last, down water structure passes through logical groove (1023).

2. The fan head according to claim 1 wherein the width of the through slots (1023) is less than 13mm.

3. The fan head according to claim 1, wherein the air inlet grille structure comprises a connecting end (104) connected with the air duct assembly, an included angle between two ends of the through groove (1023) and a line connecting centers of the connecting end (104) is D, and D is larger than a swing angle of the air duct (2).

4. The fan head according to claim 3, wherein the air intake grille structure comprises a connection disc (105), a plurality of radially distributed arc-shaped ribs (101) between the connection disc (105) and the connection end (104), a bottom end of the through groove (1023) extends to the connection end (104), and a top end of the through groove (1023) extends to near the top end of the connection disc (105).

5. The fan head according to any of the claims 1 to 4, characterized in that one of the swivel mounts (501) is fixedly connected with a swivel sheath (9), the swivel sheath (9) passes through the air duct (2), the air duct (2) is rotatable relative to the swivel sheath (9), and a water pipe (11) for supplying water to the wet curtain assembly (10) passes through the swivel sheath (9).

6. The fan head according to any of claims 1-4, characterized in that the wet curtain assembly (10) comprises a wet curtain bracket (1001) and a wet curtain (1002) mounted on the wet curtain bracket (1001), the wet curtain bracket (1001) being obliquely arranged between the air intake grille structure (1) and the air duct assembly.

7. The fan head according to any of the claims 1-4 wherein a rotation shaft (6) is fixedly connected to the other of said rotation mounts (501), said moving head drive assembly comprising:

head shaking motor (7), set up in wind channel (2), head shaking motor (7) include motor body (701) and output shaft (702), output shaft (702) with rotation axis (6) link to each other, motor body (701) with wind channel (2) fixed connection.

8. The fan head according to claim 7 characterized in that the moving head drive assembly further comprises a motor sheath (8), the motor sheath (8) surrounds the motor body (701) and a part of the rotating shaft (6), and the motor sheath (8) is fixedly connected with the motor body (701) and the air duct (2).

9. The fan head according to any one of claims 1 to 4, wherein a motor mounting seat (201) is provided in the air duct (2), the main motor (3) is fixedly provided on the motor mounting seat (201), a motor shaft of the main motor (3) passes through the motor mounting seat (201) to be connected with the fan blade (4), the main motor (3) and the wet curtain component (10) are provided on the same side of the motor mounting seat (201), the fan blade (4) is provided on the other side of the motor mounting seat (201), and a motor cover (15) is further provided on the main motor (3).

10. A cooling fan, characterized in that it comprises a fan head according to any of claims 1-9.