阅读说明：本技术 一种可改变风向的散热风扇 (Heat radiation fan capable of changing wind direction ) 是由 赖进龙 于 2019-08-26 设计创作，主要内容包括：本发明公开了一种可改变风向的散热风扇,包括风扇框体,风扇框体的内部设置有风扇驱动,且风扇驱动的驱动端安装有若干组扇叶,风扇驱动的对面设置有进风网,进风网通过紧固件安装在风扇框体上,风扇框体的内部位于风扇驱动的一侧设置有流道,且流道的位置与扇叶转动的方向一致,风扇框体的出风口边缘处设置有出风面,且出风面为向上的弧面,流道靠近出风口位置处设置有弧形板。本发明本发明通过设置的至少一组弧形板,安装在在流道内的出风口位置处,改变其风向,从而使出风量均匀或定向散热目的；通过将出风面设置成弧面,利用吸壁效应,在出风位置增加引流设计,扩大其吹风面积,从而可以获得更大的解热效果。(The invention discloses a heat radiation fan capable of changing wind direction, which comprises a fan frame body, wherein a fan drive is arranged in the fan frame body, a plurality of groups of fan blades are arranged at the drive end of the fan drive, an air inlet net is arranged opposite to the fan drive, the air inlet net is arranged on the fan frame body through a fastener, a flow channel is arranged at one side of the fan drive in the fan frame body, the position of the flow channel is consistent with the rotating direction of the fan blades, an air outlet surface is arranged at the edge of an air outlet of the fan frame body, the air outlet surface is an upward cambered surface, and an arc-shaped plate is arranged at the. According to the invention, at least one group of arc-shaped plates are arranged at the air outlet position in the flow channel, and the air direction of the arc-shaped plates is changed, so that the air output is uniform or the heat dissipation is directional; the air outlet surface is set to be the cambered surface, the drainage design is added at the air outlet position by utilizing the wall suction effect, the air blowing area is enlarged, and therefore a larger heat-removing effect can be obtained.)

1. The utility model provides a can change radiator fan of wind direction, its characterized in that, includes fan frame body (1), the inside of fan frame body (1) is provided with fan drive (2), just a plurality of groups flabellum (3) are installed to the drive end of fan drive (2), the opposite of fan drive (2) is provided with air inlet net (4), air inlet net (4) are installed on fan frame body (1) through the fastener, one side that the inside of fan frame body (1) is located fan drive (2) is provided with runner (5), and the position of runner (5) is unanimous with flabellum (3) pivoted direction, the air outlet edge of fan frame body (1) is provided with air-out face (6), just air-out face (6) are ascending cambered surface, be provided with arc (7) in runner (5).

2. The heat dissipation fan capable of changing the wind direction as claimed in claim 1, wherein the number of the curved plates (7) is at least one group, and the curved plates (7) are fixedly arranged in the flow channel (5) near the wind outlet.

3. The heat dissipation fan capable of changing the wind direction as claimed in claim 2, wherein the arc plates (7) are arc-shaped, and the surface of the arc plates (7) is smooth.

Technical Field

The invention relates to the technical field of fan fluid, in particular to a heat dissipation fan capable of changing wind direction.

Background

In electronic devices such as notebook computers, projectors, servers, PCs, and the like, a heat dissipation fan is used to cool a heat source, but the installation position of the heat dissipation fan cannot be directly opposite to or arranged close to the heat source due to space limitation. The inside radiator fan of current electronic equipment, the radiator fan of inside setting such as notebook computer, projector, server, PC has certain drawback when using: the design of the flow channel of the existing fan is limited because the main air outlet is concentrated in a single area, the air outlet area cannot be changed in the flow channel design, the design of the flow channel of the fan enables the air quantity to be concentrated in the rotating direction of an air outlet, and the air quantity of other areas is weak, so that the heat dissipation area is small, and the overall efficiency is influenced, as shown in the attached drawing 1; the opening area of the air outlet of the cooling fan is a straight surface, and the air outlet cannot be discharged in a large area due to the blocking of the straight surface, as shown in the attached drawing 2.

To solve the problems in the related art, a heat dissipation fan capable of changing a wind direction is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the cooling fan capable of changing the wind direction, which has the advantages of changing the wind direction and increasing the air outlet area, and further solves the problems in the background art.

(II) technical scheme

In order to realize the advantages of changing the wind direction and increasing the air outlet area, the invention adopts the following specific technical scheme:

the utility model provides a can change radiator fan of wind direction, includes the fan framework, the inside of fan framework is provided with fan drive, just a plurality of sets of flabellum are installed to fan drive's drive end, fan drive's opposite is provided with the air inlet net, the air inlet net passes through the fastener and installs in the fan framework, the inside of fan framework is located fan drive's one side and is provided with the runner, and the position of runner is unanimous with flabellum pivoted direction, the air outlet edge of fan framework is provided with the air-out face, just the air-out face is ascending cambered surface, be provided with the arc in the runner.

Furthermore, the quantity of arc is a set of at least, the arc is fixed to be set up in the runner and is close to air outlet position department.

Furthermore, the arc-shaped plates are arc-shaped, and the surfaces of the arc-shaped plates are smooth surfaces.

(III) advantageous effects

Compared with the prior art, the invention provides the cooling fan capable of changing the wind direction, which has the following beneficial effects:

(1) the invention is arranged at the air outlet position in the flow channel through at least one group of arc plates, and changes the wind direction, thereby ensuring that the air output is uniform or the aim of directional heat dissipation is achieved.

(2) According to the invention, the air outlet surface is set to be the cambered surface, and by utilizing the wall suction effect, the drainage design is added at the air outlet position, so that the air blowing area is enlarged, and a larger heat-removing effect can be obtained.

Drawings

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

Fig. 1 is a schematic structural diagram of a heat dissipation fan in the prior art;

FIG. 2 is an enlarged view of the outlet according to FIG. 1;

fig. 3 is an internal structure view of a heat dissipating fan capable of changing a wind direction according to an embodiment of the present invention;

FIG. 4 is a schematic view of a plurality of sets of arcuate plate structures according to FIG. 3;

fig. 5 shows an enlarged view of the outlet according to fig. 3 or 4.

In the figure:

1. a fan frame body; 2. driving a fan; 3. a fan blade; 4. an air inlet net; 5. a flow channel; 6. an air outlet surface; 7. an arc-shaped plate; 8. and (5) mounting screws.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, a heat dissipation fan capable of changing a wind direction is provided.

The present invention is further described with reference to the accompanying drawings and the detailed description, as shown in fig. 3-5, a heat dissipation fan capable of changing an air direction according to an embodiment of the present invention includes a fan frame 1, a fan driver 2 is disposed inside the fan frame 1, a plurality of sets of fan blades 3 are mounted at a driving end of the fan driver 2, an air inlet net 4 is disposed opposite to the fan driver 2, the air inlet net 4 is mounted on the fan frame 1 through a fastener, a flow channel 5 is disposed inside the fan frame 1 on one side of the fan driver 2, a position of the flow channel 5 is consistent with a rotation direction of the fan blades 3, an air outlet surface 6 is disposed at an air outlet edge of the fan frame 1, the air outlet surface 6 is an upward arc surface, and an arc plate 7 is disposed at a position of the flow.

The quantity of arc 7 is a set of at least, and arc 7 is the arc, and the surface of arc 7 is the smooth surface, and arc 7 is preferably the narrow wide shape in the middle of the both ends is narrow around or the narrow shape in the front wide back, can enlarge the area of air-out.

The arc 7 is fixed to be set up in runner 5 and is close to air outlet position department, and preferred mounting means is that arc 7 fixes on fan frame 1 through four group at least mounting screws 8 from top to bottom, and the upper and lower both ends of arc 7 and fan frame 1 all seted up from top to bottom with 8 assorted screw holes of mounting screw for arc 7 can be firm to be installed in runner 5, be convenient for installation and convenient to detach.

The working principle is as follows: fan drive 2 drives flabellum 3 clockwise rotation, outside wind gets into inside the equipment is entered into from runner 5 through the wind-force that flabellum 3 formed from air inlet net 4, as shown in fig. 3 and fig. 4, the air outlet position department at runner 5 increases arc 7 more than 1, the air is behind arc 7, can change the air-out direction, make it can change the air-out direction, reach the area and the air-out is relatively even of the air-out that increases parallel air outlet, as shown in fig. 5, the air-out face 6 that sets up is ascending cambered surface at the air outlet edge of fan frame 1, the air is behind air-out face 6, can change the direction at the opening part, reach the area of the air-out that increases perpendicular air-out face 6, thereby there is more efficient radiating effect.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.