阅读说明：本技术 一种出风装置 (Air outlet device ) 是由 梁浩 柳洲 陈宇强 黄少杰 李亮 范瑞鹏 于 2021-09-10 设计创作，主要内容包括：本发明提供的一种出风装置,包括：风筒；动力组件,设置在风筒内,包括连接设置的风叶和动力件,动力件适于驱动风叶沿相反的第一旋向或第二旋向转动；网罩组件,包括分置在风筒两端的第一网罩和第二网罩,第一网罩对应设置在风叶呈第一旋向时的出风方向上,第二网罩对应设置在风叶呈第二旋向时的出风方向上,第一网罩适于将所出气流扩散排出,第二网罩适于将所出气流集中排出。这样设置用户可以通过控制动力件的正反转,来调节风叶旋向,进而转换风筒两端的进风侧和出风侧,通过在风筒两端分别设置散风的第一网罩和集中出风的第二网罩,可以调节出风装置出风形式,克服现有技术中单一出风装置无法同时实现分别聚风和散风功能的缺陷。(The invention provides an air outlet device, which comprises: an air duct; the power component is arranged in the air duct and comprises fan blades and a power part which are connected, and the power part is suitable for driving the fan blades to rotate along a first rotary direction or a second rotary direction which is opposite to the first rotary direction; the mesh enclosure assembly comprises a first mesh enclosure and a second mesh enclosure which are respectively arranged at two ends of the air duct, the first mesh enclosure is correspondingly arranged in the air outlet direction when the fan blade is in the first rotary direction, the second mesh enclosure is correspondingly arranged in the air outlet direction when the fan blade is in the second rotary direction, the first mesh enclosure is suitable for diffusing and discharging the discharged air flow, and the second mesh enclosure is suitable for intensively discharging the discharged air flow. The fan blade is adjusted to revolve to through the positive and negative rotation of control power spare to set up the user like this, and then changes the air inlet side and the air-out side at dryer both ends, through set up the first screen panel of wind that looses and concentrate the second screen panel of air-out respectively at dryer both ends, can adjust air-out device air-out form, overcomes the defect that single air-out device can't realize respectively gathering wind and scattered wind function simultaneously among the prior art.)

1. The utility model provides an air-out device which characterized in that includes:

an air duct (1);

the power assembly is arranged in the air duct (1) and comprises fan blades (2) and a power part (3) which are connected, and the power part (3) is suitable for driving the fan blades (2) to rotate along a first rotary direction or a second rotary direction which is opposite to the first rotary direction or the second rotary direction;

the screen panel subassembly is put including the branch first screen panel (4) and second screen panel (5) of dryer (1) both ends, first screen panel (4) correspond the setting and are in on fan blade (2) are the air-out direction when first turning to, second screen panel (5) correspond the setting and are in on fan blade (2) are the air-out direction when second turning to, first screen panel (4) are suitable for the air current diffusion discharge that gives vent to anger, second screen panel (5) are suitable for concentrating the discharge of the air current that gives vent to anger.

2. The air outlet device according to claim 1, wherein the grid structures on the first mesh enclosure (4) and the second mesh enclosure (5) are arranged in a spiral shape, at least a portion of the grid structures on the first mesh enclosure (4) have the same rotation direction as the first rotation direction, and the rotation direction of the grid structures on the second mesh enclosure (5) is opposite to the second rotation direction.

3. The air outlet device according to claim 2, wherein the first mesh enclosure (4) comprises:

the rotating direction of the first grid ring layer (41) is opposite to the first rotating direction of the fan blade (2);

and the second grating ring layer (42) is sleeved on the outer side of the first grating ring layer (41), and the rotating direction of the second grating ring layer is the same as the first rotating direction of the fan blade (2).

4. The air outlet device according to any one of claims 1 to 3, wherein the grid structures on the first mesh enclosure (4) and the second mesh enclosure (5) comprise a plurality of adjacent and uniformly arranged arc frame structures (6).

5. The air outlet device according to claim 4, characterized in that the radius of the arc frame structure (6) on the second screen (5) is R, and the length of the arc frame structure along the axial extension direction of the air duct (1) is L, wherein R is more than or equal to 50 and less than or equal to 80, and L is more than or equal to 5 and less than or equal to 12, and the unit is mm.

6. The air outlet device of any one of claims 1 to 3 and 5, wherein two side surfaces of the upper blade of the fan blade (2) are symmetrically arranged.

7. The air outlet device of claim 6, wherein the air duct (1) comprises:

the first air duct (11) is correspondingly arranged on one side, facing the first mesh enclosure (4), of the fan blade (2), and the inner diameter of the first air duct (11) is gradually increased along the direction facing the first mesh enclosure (4);

and the second air duct (12) is connected with the first air duct (11), extends along the direction towards the second mesh enclosure (5), and the inner diameter of the second air duct gradually decreases or keeps unchanged along the direction towards the second mesh enclosure (5).

8. The air outlet device of claim 1, wherein the power assembly further comprises a first support (7), and the first support (7) is disposed in the air duct (1), connected to the power member (3), and adapted to support the power member (3) and the fan blade (2).

9. The air outlet device of claim 1, further comprising a second bracket (8) disposed outside the air duct (1) and adapted to support the air duct (1).

10. The air outlet device of claim 9, wherein the second bracket (8) is further provided with a rotary support (81), and the rotary support (81) is movably connected with the air duct (1) and is adapted to adjust a rotation angle of the air duct (1).

Technical Field

The invention relates to the technical field of fans, in particular to an air outlet device.

Background

The floor fan is a traditional fan, generally adopts a single-layer or double-layer fan blade, and is matched with a metal or plastic mesh enclosure to realize air blowing and cooling. The fan blade channels are longer in the radial direction, no diffusion air duct exists, and air flow diffuses faster after flowing out of the mesh enclosure, so that the floor fan is wide in blowing range, blown air is soft and comfortable, but the air speed is lower, and the air supply distance is shorter. The floor fan has been compared to the circulation fan and has been increased turbine fan blade and diffusion dryer isotructure, can let wind be the spiral along certain direction and blow off, along with the flabellum stirs, finally can form spiral shape column wind, and its wind speed is high, the air supply distance is far away, and more suitable circulation room air receives consumer's favor more and more, but high-speed spiral blow, and the air supply is concentrated, lets the people have uncomfortable sense after the direct-blowing human body.

The two fans have respective advantages, but the two fans cannot realize two blowing functions at the same time, so that the pursuit of people on the blowing comfort level and the health condition is met.

Disclosure of Invention

Therefore, the technical problem to be solved by the present invention is to overcome the defect that the single air outlet device in the prior art cannot simultaneously realize the functions of respectively collecting and dispersing air, thereby providing an air outlet device.

The invention also provides an air outlet device, comprising: an air duct; the power assembly is arranged in the air duct and comprises fan blades and a power part which are connected, and the power part is suitable for driving the fan blades to rotate along a first rotary direction or a second rotary direction which is opposite to the first rotary direction or the second rotary direction; the mesh enclosure assembly comprises a first mesh enclosure and a second mesh enclosure which are arranged at two ends of the air duct respectively, the first mesh enclosure is correspondingly arranged in the air outlet direction when the fan blade is in the first rotary direction, the second mesh enclosure is correspondingly arranged in the air outlet direction when the fan blade is in the second rotary direction, the first mesh enclosure is suitable for diffusing and discharging the outlet airflow, and the second mesh enclosure is suitable for intensively discharging the outlet airflow.

The first screen panel with the grid structure on the second screen panel is the heliciform setting, at least part the grid structure on the first screen panel revolve to with first revolve to the same, the grid structure on the second screen panel revolve to with first revolve to the opposite direction.

The first net cover includes: the rotating direction of the first grid ring layer is opposite to the first rotating direction of the fan blades; and the second grating ring layer is sleeved outside the first grating ring layer, and the rotating direction of the second grating ring layer is the same as the first rotating direction of the fan blade.

The first mesh enclosure and the grid structure on the second mesh enclosure comprise a plurality of arc frame structures which are adjacent and uniformly arranged.

The radius of the arc frame structure on the second mesh cover is R, and the length of the arc frame structure along the axial extension direction of the air duct is L, wherein R is more than or equal to 50 and less than or equal to 80, and L is more than or equal to 5 and less than or equal to 12.

Two side surfaces of the upper blade of the fan blade are symmetrically arranged.

The dryer includes: the first air duct is correspondingly arranged on one side, facing the first mesh enclosure, of the fan blade, and the inner diameter of the first air duct is gradually increased along the direction facing the first mesh enclosure; the second air duct is connected with the first air duct and extends in the direction towards the second mesh enclosure, and the inner diameter of the second air duct gradually decreases or keeps unchanged in the direction towards the second mesh enclosure.

The power assembly further comprises a first support, the first support is arranged in the air duct, is connected with the power piece and is suitable for supporting the power piece and the fan blades.

The air outlet device also comprises a second support, the second support is arranged on the outer side of the air duct and is suitable for supporting the air duct.

The second support is also provided with a rotary bearing frame which is movably connected with the air duct and is suitable for adjusting the rotation angle of the air duct.

The technical scheme of the invention has the following advantages:

1. the invention provides an air outlet device, which comprises: an air duct; the power assembly is arranged in the air duct and comprises fan blades and a power part which are connected, and the power part is suitable for driving the fan blades to rotate along a first rotary direction or a second rotary direction which is opposite to the first rotary direction or the second rotary direction; the mesh enclosure assembly comprises a first mesh enclosure and a second mesh enclosure which are arranged at two ends of the air duct respectively, the first mesh enclosure is correspondingly arranged in the air outlet direction when the fan blade is in the first rotary direction, the second mesh enclosure is correspondingly arranged in the air outlet direction when the fan blade is in the second rotary direction, the first mesh enclosure is suitable for diffusing and discharging the outlet airflow, and the second mesh enclosure is suitable for intensively discharging the outlet airflow.

By the arrangement, a user can adjust the rotation direction of the fan blades by controlling the forward and reverse rotation of the power part, so that the air inlet side and the air outlet side at two ends of the air duct are converted, the air outlet form of the air outlet device can be adjusted to be scattered air or gathered air by respectively arranging the first mesh cover for scattered air and the second mesh cover for concentrated air outlet at two ends of the air duct, and the defect that the functions of respectively gathering air and scattering air cannot be simultaneously realized by a single air outlet device in the prior art is overcome.

2. In the air outlet device provided by the invention, the grid structures on the first mesh enclosure and the second mesh enclosure are spirally arranged, the rotating direction of at least part of the grid structures on the first mesh enclosure is the same as the first rotating direction, and the rotating direction of the grid structures on the second mesh enclosure is opposite to the second rotating direction.

The method is characterized in that the rotating direction of at least part of the first screen cover is adjusted to be the same as the first rotating direction, the rotating direction of the second screen cover is adjusted to be opposite to the second rotating direction, through tests, after the arrangement mode is adopted, when the fan blade rotates in the first rotating direction, air flow enters the air duct from the second screen cover, the air flow is circumferentially diffused and discharged through the grid structure on the first screen cover, the air outlet range of the air outlet device is improved, the air flow can also enter the air duct from the first screen cover when the fan blade rotates in the second rotating direction, the air flow is spirally concentrated and discharged through the grid structure on the second screen cover, and the air supply distance is improved.

3. The invention provides an air outlet device, wherein the first mesh enclosure comprises: the rotating direction of the first grid ring layer is opposite to the first rotating direction of the fan blades; and the second grating ring layer is sleeved outside the first grating ring layer, and the rotating direction of the second grating ring layer is the same as the first rotating direction of the fan blade.

Through add at the inner circle of first screen panel and revolve to opposite second grid ring layer with the first of fan blade, when first grid ring layer is the diffusion air-out of circumference, the partial air current in second grid ring layer centralization at middle part, the mixed flow setting like this has improved the air current stroke of diffusion air-out when guaranteeing certain wind scope, avoids the air current of diffusion air-out can't blow to the user.

4. According to the air outlet device provided by the invention, the two side surfaces of the blades on the fan blade are symmetrically arranged.

The arrangement balances the pneumatic performance of the first rotating direction and the second rotating direction, so that the air output of the first rotating direction is consistent with that of the second rotating direction.

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 description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of an air outlet device provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of two sides of the wind duct of the air outlet device shown in fig. 1;

fig. 3 is a schematic view of an internal structure of a fan blade of the air outlet device shown in fig. 1 when the fan blade rotates in a second rotation direction;

fig. 4 is a schematic view of an internal structure of a fan blade of the air outlet device shown in fig. 1 when the fan blade rotates in a first rotation direction;

fig. 5 is a schematic view illustrating airflow simulation of the air outlet device shown in fig. 3;

fig. 6 is a schematic view illustrating airflow simulation of the air outlet device shown in fig. 4;

fig. 7 is a schematic structural view of a straight grille, an anti-rotation grille and a clockwise-rotation grille of a mesh enclosure assembly of the air outlet device according to the embodiment of the present invention;

FIG. 8 is a schematic diagram illustrating a comparison of wind speeds of the screen assembly of FIG. 7 in different grid configurations;

FIG. 9 is a schematic view comparing the diffusion angles of the mesh enclosure assembly shown in FIG. 7 in different grid configurations;

description of reference numerals:

1-an air duct; 11-a first air duct; 12-a second air duct; 2-fan blades; 3-a power part; 4-a first mesh enclosure; 41-a first grid ring layer; 42-a second grid ring layer; 5-a second mesh enclosure; 6-arc frame structure; 7-a first scaffold; 8-a second scaffold; 81-rotating the carrier.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-9, the present embodiment provides an air outlet device, including: dryer 1, power component and screen panel subassembly.

The air duct 1 is cylindrical and comprises a first air duct 11 and a second air duct 12 which are connected with each other.

The power assembly is arranged in the air duct 1 and comprises a fan blade 2 and a power part 3 which are connected with each other, and the power part 3 is suitable for driving the fan blade 2 to rotate along a first rotary direction or a second rotary direction which is opposite to the first rotary direction. Specifically, the power member 3 is a driving motor, and the fan blade 2 can be driven to rotate along the first rotation direction or the second rotation direction by the switch member.

The screen panel subassembly is including setting up first screen panel 4 and the second screen panel 5 at dryer 1 both ends separately, and first screen panel 4 corresponds to set up on the air-out direction when fan blade 2 is first soon to, and second screen panel 5 corresponds to set up on the air-out direction when fan blade 2 is the second soon to, first screen panel 4 is suitable for the air current diffusion discharge that gives vent to anger, second screen panel 5 is suitable for the concentrated discharge of the air current that gives vent to anger.

Set up like this, the user can adjust the fan blade 2 through the positive and negative rotation of control power piece 3 to revolve to, and then the air inlet side and the air-out side at conversion dryer 1 both ends, through set up the first screen panel 4 of the wind that looses respectively and concentrate the second screen panel 5 of air-out at dryer 1 both ends, and then can adjust the air-out device air-out form and be scattered wind or gather wind, overcome the defect that single air-out device can't realize respectively simultaneously gathering wind and scattered wind function among the prior art.

The grid structures on the first mesh enclosure 4 and the second mesh enclosure 5 are arranged spirally, the rotating direction of at least part of the grid structures on the first mesh enclosure 4 is the same as the first rotating direction, and the rotating direction of the grid structures on the second mesh enclosure 5 is opposite to the second rotating direction. In the present embodiment, the first rotation direction is opposite to the second rotation direction, so the rotation direction of the grid structure on the second mesh 5 is the same as that of a part of the grid structure on the first mesh 4, and the grid structure may be arranged in a grid shape, a radial shape or a combination thereof as an alternative embodiment.

As shown in fig. 7, the grating structure is sequentially a radial straight grating, a clockwise reverse rotation grating and a counterclockwise forward rotation grating from left to right along the front view direction. As shown in fig. 8-9, when the wind blade 2 is clockwise rotated, the wind speed of each grille structure with the same wind outlet area is as shown in fig. 8, and the air flow diffusion angle corresponding to the grille structure is as shown in fig. 9, therefore, when the wind blade 2 is rotated in the same direction as the grille, the air flow velocity is reduced, the diffusion angle is increased, and the wind is slowly diffused and discharged, and when the wind blade 2 is rotated in the opposite direction to the grille, the flow velocity of the discharged air flow is increased, the convergence angle is increased, and the wind is concentrated and discharged at high speed.

Therefore, the turning direction of part of the first mesh enclosure 4 is adjusted to be the same as the first turning direction, and the turning direction of the second mesh enclosure 5 is adjusted to be opposite to the second turning direction, through tests, after the setting mode is adopted, when the fan blade 2 rotates in the first turning direction, air flow enters the air duct from the second mesh enclosure 5, the grid structure on the first mesh enclosure 4 enables the air flow to be circumferentially diffused and discharged, the air outlet range of the air outlet device is improved, and when the fan blade 2 rotates in the second turning direction, the air flow enters the air duct from the first mesh enclosure 4, the grid structure on the second mesh enclosure 5 enables the air flow to be spirally concentrated and discharged, and the air supply distance is improved.

The first mesh cover 4 includes a first grid ring layer 41 and a second grid ring layer 42. The rotating direction of the first grid ring layer 41 is opposite to the first rotating direction of the fan blade 2; the second grid ring layer 42 is sleeved outside the first grid ring layer 41, and the rotating direction of the second grid ring layer is the same as the first rotating direction of the fan blade 2.

Through add at the inner circle of first screen panel 4 with the first opposite second grid ring 42 of turning to of fan blade 2, when first grid ring 41 is the diffusion air-out of circumference, the second grid ring 42 at middle part concentrates partial air current, and the mixed flow setting has improved the air current stroke of diffusion air-out when guaranteeing certain wind expanding scope like this, avoids the air current of diffusion air-out can't blow to the user.

As an alternative embodiment, the second grid ring layer 42 may not be provided.

The grid structures on the first mesh enclosure 4 and the second mesh enclosure 5 comprise a plurality of arc frame structures 6 which are adjacent and uniformly arranged. In the present embodiment, the radius of the arc frame structure 6 on the second mesh enclosure 5 is R, and the length thereof along the axial extension direction of the air duct 1 is L, wherein 50 ≦ R ≦ 80, 5 ≦ L ≦ 12, and the unit is mm, preferably, R ═ 75mm, and L ≦ 7 mm. The radius of the arc frame structure 6 on the first mesh cover 4 is r, and the length of the arc frame structure along the axial extension direction of the air duct 1 is l, wherein r is more than or equal to 70 and less than or equal to 120, l is more than or equal to 5 and less than or equal to 8, and the currently preferred value is that r is 87, and l is 6 mm.

Further, the fan blade 2 includes a plurality of blades, in this embodiment, the number of the blades is odd, two side surfaces of each blade are symmetrically arranged, and the symmetrical surfaces are arranged in a curved surface.

Further, the air duct 1 includes a first air duct 11 and a second air duct 12.

The first wind pipe 11 is correspondingly arranged on one side of the fan blade 2 facing the first mesh enclosure 4 in a trumpet shape, and the inner diameter of the first wind pipe is gradually increased along the direction facing the first mesh enclosure 4. The second air duct 12 is in a straight tubular shape, is connected to the first air duct 11, and extends in a direction toward the second mesh enclosure 5, and has an inner diameter that remains unchanged in a direction toward the second mesh enclosure 5. As an alternative embodiment, the inner diameter of the second air duct 12 is gradually reduced in a direction toward the second mesh cover 5. As another alternative embodiment, the first air duct 11 is also provided in the form of a straight tube.

In addition, power component still includes first support 7, and first support 7 one end is fixed with dryer 1 inner wall, and the other end is connected with power component 3 and is set up, can support power component 3 and fan blade 2. As an alternative embodiment, the first bracket 7 may not be provided, and a main body of the driving motor as the power member 3 may be screwed to the inner wall of the air duct 1.

The air outlet device further comprises a second support 8, the second support 8 is arranged on the outer side of the air duct and can support the air duct, and the air outlet device comprises a rotating bearing frame 81, a bearing rod and a bearing base. The rotary bearing frame 81 is rotatably connected with the air duct 1, and the rotation angle of the air duct 1 can be adjusted along the horizontal direction, so that a user can conveniently select the air outlet orientation.

As a changeable implementation mode, a controller can be added, specifically, a single chip microcomputer, a small PLC or a PC terminal, etc. can be selected, a rotating motor is arranged on the rotating support 81 and electrically connected with the controller, and the remote control of the rotation of the air duct can be realized through a mobile phone or a remote controller, etc.

The working process is as follows:

the power part is started, according to the blowing requirement, when soft breeze is needed, the first mesh enclosure 4 of the air duct 1 is rotated to the position facing a user, the power part 3 is controlled to drive the fan blades 2 to rotate according to the first rotating direction, when air is needed to be intensively supplied, and indoor air is circulated, the second mesh enclosure 5 of the air duct 1 can be rotated to the position facing the user, and the power part 3 is controlled to drive the fan blades 2 to rotate according to the second rotating direction.

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 of the invention may be made without departing from the spirit or scope of the invention.