CN202646153U

CN202646153U - Fan blades and ceiling fan

Info

Publication number: CN202646153U
Application number: CN 201220299356
Authority: CN
Inventors: 黄永平; 黄永忠
Original assignee: NANAN HANGFENG ENERGY-SAVING TECHNOLOGY Co Ltd
Current assignee: NANAN HANGFENG ENERGY-SAVING TECHNOLOGY Co Ltd
Priority date: 2012-06-26
Filing date: 2012-06-26
Publication date: 2013-01-02
Anticipated expiration: 2022-06-26

Abstract

The utility model discloses fan blades and a ceiling fan. Each fan blade comprises a blade and a tail fin, wherein the blade is provided with a first blade end portion, and the tail fin is arranged at the first blade end portion. The ceiling fan comprises a ceiling fan body and at least two of the fan blades connected with the ceiling fan body. Each blade comprises a second blade end portion opposite to the first blade end portion, the first blade end portion is provided with the tail fin, and the second blade end portion is connected with the ceiling fan body. By means of the adoption of the structure, the fan blades and the ceiling fan are simple in structure and convenient to assembly. Therefore, the ceiling fan is high in efficiency, large in air volume, and wide in air power covering area in work.

Description

Electric fan and ceiling fan

Technical field

The utility model relates to fan art, is specifically related to electric fan and ceiling fan.

Background technique

The flabellum of super sized type fan in the market, what have is not real aircraft wing, and perhaps aerofoil profile is selected unreasonablely, does not meet aerodynamic principle, and efficient is not high during fan work, and air quantity is little, and the wind-force area coverage is little.

The model utility content

The purpose of this utility model is to disclose electric fan and ceiling fan, the problem that efficient is not high when having solved fan work, air quantity is little, the wind-force area coverage is little.

For achieving the above object, the utility model adopts following technological scheme:

Electric fan comprises the flabellum that is provided with the first flabellum end and the empennage of being located at this first flabellum end.

Further, described flabellum is the flabellum that is the strip structure of hollow; This flabellum comprises the underside portion that is plane structure, be summit portion and the lateral parts of outwardly globoidal structure, and the opposite side that a side of a underside portion side corresponding with summit portion connects by lateral parts and the opposite side of this underside portion and summit portion are corresponding is connected.

Further, the inwall of described summit portion is provided with at least one end face stiffening rib, and the inwall of described underside portion is provided with at least one bottom surface stiffening rib.

Further, the arc length L of the cross section of the arc length K of the cross section of described lateral parts and described summit portion satisfies K＜L.

Further, described empennage comprises the tail plate of ovalize structure and the draw-in groove of being located at this tail plate one end face and being connected with described the first flabellum end.

Further, described the first flabellum end be connected draw-in groove and connect by the first link.

Further, described electric fan is the electric fan that aerolite is made.

The invention also discloses ceiling fan, comprise ceiling fan main body and at least two described electric fans that are connected with this ceiling fan main body, described flabellum comprises the second flabellum end relative with described the first flabellum end, and the first flabellum end is provided with described empennage and the second flabellum end connects the ceiling fan main body.

Further, at least two described electric fans connect around described ceiling fan main body annular radial, and described the second flabellum end is connected by the second link with this ceiling fan main body.

Further, described underside portion and horizontal plane form angle X, and angle X satisfies 0 °＜X＜90 °.

Compared with prior art, the beneficial effects of the utility model:

The utility model employing wing blade flabellum cooperates the aerodynamics empennage and adopts accurate manufacturing of aerolite to form, and possesses high strength, and the characteristics such as high tenacity have been guaranteed ultrahigh energy efficiency and super large air quantity that fan moves.The utility model adopts above structure, and simple in structure, combined and instant is so that efficient is high during fan work, air quantity large, the wind-force area coverage is wide.

Description of drawings

In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the embodiment's one of the utility model fan flabellum schematic perspective view;

Fig. 2 is the schematic perspective view of flabellum among Fig. 1;

Fig. 3 is the schematic cross-section that flabellum cuts open along the M-M direction among Fig. 2;

Fig. 4 is the schematic perspective view of empennage among Fig. 1;

Fig. 5 is the embodiment's two of ceiling fan in the utility model part-structure schematic diagram;

Fig. 6 is the angle schematic diagram that Fig. 1 fan flabellum is installed.

Among the figure, the 1-flabellum; 11-the first flabellum end; 12-the second flabellum end; The 13-underside portion; 131-bottom surface stiffening rib; The 14-summit portion; 141-end face stiffening rib; The 15-lateral parts; The 2-empennage; The 21-tail plate; The 22-draw-in groove.

Embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.

Electric fan comprises flabellum and the empennage of being located at the first flabellum end of this flabellum.

Embodiment one

Electric fan shown in Fig. 1 to Fig. 4 embodiment one comprises the flabellum 1 that is provided with the first flabellum end 11 and the empennage 2 of being located at the first flabellum end 11.Flabellum 1 is the flabellum of the strip structure that is hollow, and flabellum 1 comprises the underside portion 13 that is plane structure, be the summit portion 14 of outwardly globoidal structure and be the lateral parts 15 of outwardly globoidal structure.As shown in Figure 3, underside portion 13 is BC section among the figure, and summit portion 14 is AB section among the figure, and lateral parts 15 is AC section among the figure.This lateral parts 15 that passes through of the side that one side of underside portion 13 and summit portion 14 are corresponding connects, the another side connection that the another side of underside portion 13 and summit portion 14 are corresponding.The inwall of summit portion 14 is provided with two end face stiffening ribs 141, and the inwall of underside portion 13 is provided with two bottom surface stiffening ribs 131, and as to the further specifying of embodiment one, the quantity of end face stiffening rib 141 and bottom surface stiffening rib 131 is not limited to two.The arc length L of the cross section of the arc length K of the cross section of lateral parts 15 and summit portion 14 satisfies K＜L.

The draw-in groove 22 that is connected with the first flabellum end 11 that empennage 2 comprises the tail plate 21 of ovalize structure and is located at this tail plate one end face.Are connected with draw-in groove by the first link (for example screw) connection in the first flabellum end 11.

Among the embodiment one, electric fan is the electric fan that aerolite is made.Other structure of embodiment's one electric fan is referring to prior art.

Embodiment two

Such as ceiling fan as described in Fig. 5 embodiment two, comprise ceiling fan main body 3 and at least two electric fans shown in embodiment one that are connected with this ceiling fan main body 3, flabellum 1 comprises that second flabellum end 12, the first flabellum ends 11 relative with the first flabellum end 11 connect empennages 2 and the second flabellum end 12 connects ceiling fan main bodys 3.Electric fan connects around ceiling fan main body 3 annular radial, and the second flabellum end 12 is connected by the second link (for example screw) with ceiling fan main body 3.As shown in Figure 6, underside portion 13 forms angle X with horizontal plane, and angle X satisfies 0 °＜X＜90 °.

Other structure of embodiment's two described ceiling fans is referring to prior art.

Above the utility model embodiment is described in detail, has used specific case herein mode of execution of the present utility model is set forth, above embodiment's explanation just is used for helping to understand core concept of the present utility model.Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.

The utility model is not limited to above-mentioned mode of execution, if various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then the utility model also is intended to comprise these changes and modification.

Claims

1. electric fan is characterized in that: comprise the flabellum that is provided with the first flabellum end and the empennage of being located at this first flabellum end.

2. electric fan as claimed in claim 1, it is characterized in that: described flabellum is the flabellum that is the strip structure of hollow; This flabellum comprises the underside portion that is plane structure, be summit portion and the lateral parts of outwardly globoidal structure, and the opposite side that a side of a underside portion side corresponding with summit portion connects by lateral parts and the opposite side of this underside portion and summit portion are corresponding is connected.

3. electric fan as claimed in claim 2, it is characterized in that: the inwall of described summit portion is provided with at least one end face stiffening rib, and the inwall of described underside portion is provided with at least one bottom surface stiffening rib.

4. electric fan as claimed in claim 3, it is characterized in that: the arc length L of the arc length K of the cross section of described lateral parts and the cross section of described summit portion satisfies K＜L.

5. such as electric fan as described in claim 1 to 4 any one, it is characterized in that: described empennage comprises the tail plate of ovalize structure and the draw-in groove of being located at this tail plate one end face and being connected with described the first flabellum end.

6. electric fan as claimed in claim 5 is characterized in that: described the first flabellum end be connected draw-in groove and connect by the first link.

7. electric fan as claimed in claim 6, it is characterized in that: described electric fan is the electric fan that aerolite is made.

8. ceiling fan, it is characterized in that: comprise the ceiling fan main body with at least two that are connected with this ceiling fan main body such as electric fan as described in claim 1 to 7 any one, described flabellum comprises the second flabellum end relative with described the first flabellum end, and the first flabellum end is provided with described empennage and the second flabellum end connects the ceiling fan main body.

9. ceiling fan as claimed in claim 8, it is characterized in that: at least two described electric fans connect around described ceiling fan main body annular radial, and described the second flabellum end is connected by the second link with this ceiling fan main body.

10. ceiling fan as claimed in claim 9, it is characterized in that: described underside portion and horizontal plane form angle X, and angle X satisfies 0 °＜X＜90 °.