CN202402263U

CN202402263U - Fan assembly and foundation for fan assembly

Info

Publication number: CN202402263U
Application number: CN2011204255726U
Authority: CN
Inventors: 任文华
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-01
Filing date: 2011-11-01
Publication date: 2012-08-29
Anticipated expiration: 2021-11-01

Abstract

The utility model discloses a fan assembly for producing air flow. The fan assembly comprises a foundation (1) and a nozzle arranged on the foundation; the foundation comprises a base (3), a rotation shaft (4) which is parallel to an axis (Y), and a base part (5) which is rotatably connected with the base through the rotation shaft; the base part can rotate around the rotation shaft a certain angle relative to the base; and in the rotation and non-rotation processes of the base part, the lower end of the base part is always positioned in the base. The utility model also discloses the foundation for the fan assembly; the foundation comprises the base, the rotation shaft which is parallel to the axis and the base part which is rotatably connected with the base through the rotation shaft; the base part can rotate around the rotation shaft a certain angle relative to the base, and the lower end of the base part is always positioned in the base in the rotation and non-rotation processes of the base part.

Description

Fan component and the pedestal that is used for fan component

Technical field

The utility model relates to a kind of fan component and the pedestal that is used for fan component that produces air stream.

Background technique

The rotation blade that no blade fan does not expose owing to can produce air-flow stably, thereby receive liking of people.The one Chinese patent application that on September 8th, 2010, notification number was CN101825104A (application number: 201010129999.1) disclose a kind of no blade fan that is used to produce air stream; This kind fan comprises: be installed in the nozzle on the pedestal; This pedestal comprises main body and base portion, and this main body can tilt with respect to base portion, and each in this main body and the base portion has outer surface; When main body was in not oblique position, the anastomosis part of outer surface was substantially flush.Therefore the complex structure of this kind fan component, when main body was in oblique position, its outward appearance was not good, had much room for improvement or optimized.

Summary of the invention

The first aspect of the utility model is will provide-kind simple in structure, outward appearance fan component preferably.This kind is used to produce the fan component of air stream; It is characterized in that; Said fan component comprises pedestal and is arranged on the nozzle on the said pedestal, and said pedestal comprises base, the rotating shaft that parallels with axis and the base portion that is rotationally connected through said rotating shaft and said base, and said base portion can be with respect to said base around said rotating shaft rotating certain angle; And in the rotation and nonrotational process of said base portion, the lower end of said base portion is positioned at the inside of said base all the time.

Preferably, said base portion comprises near the outer surface that is positioned at the base portion lower end, and in the rotation of said base portion and nonrotational process, said base portion engages with said base through said outer surface.

In a preferred embodiment, said base portion comprises near the protruding side of spherical shape that is positioned at the base portion lower end, and in the rotation of said base portion and nonrotational process, said base portion engages with said base through the protruding side of said spherical shape.

In another preferred embodiment; Said base portion comprises near the protruding side of spherical shape that is positioned at the base portion lower end; Said base comprises near the spherical shape concave side that is positioned at the base upper end; In the rotation and nonrotational process of said base portion, the protruding side of said spherical shape engages with said spherical shape concave side.

Said base portion and said base in the gap of junction point usually less than 3 millimeters, preferably less than 2 millimeters, more preferably less than 1 millimeter; Said base height vertically is usually less than 50 millimeters, preferably less than 35 millimeters.

In a preferred embodiment, said base portion comprises base portion and following base portion, and wherein, the said base portion of going up can be with respect to base portion swing down.

Preferably, said base comprises first pillar, and said base portion comprises second pillar, and said first pillar is rotationally connected through said rotating shaft and said second pillar; Said first pillar can comprise a plurality of minutes pillars; Said second pillar also can comprise a plurality of minutes pillars.

Said rotating shaft can be fixed on the said base portion, and said base portion is rotationally connected through said rotating shaft and said base; Said rotating shaft can be fixed on the said base, and said base is rotationally connected through said rotating shaft and said base portion; The mode that can also adopt other that is connected of said rotating shaft and said base portion and said base; Said rotating shaft can comprise a rotating shaft, for example comprises two rotating shafts.

The angle that said base portion can rotate around said rotating shaft with respect to said base is usually less than ± 25 °; Here be that to be in vertical orientation with base portion with respect to base be benchmark; The angle of forwards rotating is represented with the angle of band positive sign, and the angle of rearward rotating is represented with the angle of band negative sign; Preferably, the angle that can rotate around said rotating shaft with respect to said base of said base portion is less than ± 15 °.

In said base portion, hold air flow-producing device, said air flow-producing device comprises impeller chimney, is positioned at the impeller of impeller chimney and the motor of drives impeller rotation work; Said air flow-producing device can also comprise the diffuser that is arranged on impeller chimney export department downstream; Said motor can be a dc brushless motor, also can be AC motor; Described impeller can be horizontal impeller, can be mixed flow impeller, can also be other impeller.

In a preferred embodiment, said nozzle comprises the inner passage, and its inner passage constitutes the loop of a closure, and said nozzle limits an opening, from the fan air outside by from the air-flow entrainment of said relief opening emission through said opening.

In another preferred embodiment, said nozzle comprises the inner passage, and its inner passage constitutes the loop of a plurality of closures, and said nozzle limits a plurality of openings, from the fan air outside by from the air-flow entrainment of said relief opening emission through said opening.

In yet another preferred embodiment, said nozzle comprises inner housing part and frame part, and said inner housing part and frame part limit said inner passage and said relief opening together.

The second aspect of the utility model is the pedestal that will provide-kind be used for fan component.This kind is used for the pedestal of fan component; It is characterized in that; Said pedestal comprises base, the rotating shaft that parallels with axis and the base portion that is rotationally connected through said rotating shaft and said base; Said base portion can be with respect to said base around said rotating shaft rotating certain angle, and in the rotation of said base portion and nonrotational process, the lower end of said base portion is positioned at the inside of said base all the time.

Preferably, said base portion comprises near the protruding side of spherical shape that is positioned at the base portion lower end, and in the rotation of said base portion and nonrotational process, said base portion engages with said base through the protruding side of said spherical shape.

Above-mentioned characteristic about the utility model first aspect is applied to the second aspect of the utility model with also being equal to, and vice versa.

The utlity model has following good effect: fan component of the utility model and the pedestal that is used for fan component, it is simple in structure, is easy to produce in batches; Regulate the air-out direction of fan through base portion with respect to the rotation of base on vertical plane, operation is simple and reliable for it; In rotation and nonrotational process, its overall appearance is all better in addition.

Description of drawings

Figure l is the schematic representation of the fan component of the utility model.

Fig. 2 is the side view of the fan component shown in the figure l.

Fig. 3 is the sectional view along the A-A line institute intercepting of the fan component shown in the figure l.

Fig. 4 is the sectional view along the B-B line institute intercepting of fan component shown in Figure 2.

Fig. 5 is that fan component shown in Figure 1 is at the side view that turns to a certain position forward.

Fig. 6 is that fan component shown in Figure 1 is rotating back to the side view of a certain position.

Fig. 7 is second embodiment's of the utility model a schematic representation.

Fig. 8 is another embodiment's of the utility model a schematic representation.

Embodiment

Figure l is the structural representation from the fan component of the utility model of device forward observation; Fig. 2 is the side view of the fan component shown in the figure l; Fig. 3 is that Fig. 4 is the sectional view along the B-B line institute intercepting of fan component shown in Figure 2 along the sectional view of the A-A line institute intercepting of the fan component shown in the figure l.Can find out that from Fig. 1, Fig. 2, Fig. 3 and Fig. 4 this kind fan component comprises pedestal 1 and is arranged on the nozzle 2 on the pedestal 1; Pedestal 1 comprises base 3, the rotating shaft 4 that parallels with axis Y and the base portion 5 that is rotationally connected through rotating shaft 4 and base 3; Nozzle 2 comprises inner passage 11, relief opening 12 with annular and about the opening 13 of axis X symmetry; The inside of base portion 5 accommodates air flow-producing device, and this air flow-producing device comprises impeller chimney 15, is positioned at the impeller 16 of impeller chimney and the motor 14 of drives impeller rotation work; Base portion 5 has cylindrical outer shape, and base 3 is projected as circle on horizontal plane.

Can clearly be seen that from Fig. 3 and Fig. 4 base portion 5 can be with respect to base 34 rotating certain angle around the shaft, in the present embodiment, base portion 5 can with respect to base 3 around the shaft 4 angles of rotating less than ± 15 °.

Can also be clear that from Fig. 3 and Fig. 4 base portion 5 comprises near the protruding side 6 of spherical shape that is positioned at the base portion lower end, in the rotation of base portion and nonrotational process, base portion 5 engages with base 3 through the protruding side 6 of said spherical shape.

In the present embodiment, base portion 5 rotate with nonrotational process in all with base 3 fluid-tight engagement, its in the gap of junction point less than 1 millimeter; Base 3 is 35 millimeters along the height of axis Z direction, and base 3 comprises two pillars 8, and base portion 5 comprises a pillar 9, and two pillars 8 of base 3 are rotationally connected through the pillar 9 of rotating shaft 4 with base portion 5.

Fig. 5 be fan component shown in Figure 1 at the side view that turns to a certain position forward, Fig. 6 is that fan component shown in Figure 1 is rotating back to the side view of a certain position.From Fig. 5 and Fig. 6, find out easily, base portion 5 with respect to base 3 around the shaft 4 rotate after, the air-out direction of nozzle 2 is changed on vertical plane, and in the rotation of base portion and nonrotational process, the lower end of base portion 5 is positioned at the inside of base 3 all the time.Under various user modes, the overall appearance of fan component is all better like this.

During the utility model work; Air gets in the base portion 5 from the intake grill 10 that is arranged on the base portion 5, and the air flow-producing device that is positioned at base portion converts the air that gets into into high pressure draught, and this high pressure draught is admitted in the inner passage 11 of nozzle 2; And the air communication that inner passage 11 is received is crossed relief opening 12 and is launched; Entrainmented through opening 13 by the air-flow of launching from relief opening from the fan component air outside, constitute the total air flow of output forward from relief opening 12 air-flow of being launched and the air-flow that is entrainmented, base portion 5 is with respect to the rotation of base 3; Can change the orientation of the total air flow that nozzle 2 exported, to satisfy user's demands of different.

Fig. 7 has showed second embodiment of the utility model.As can be seen from the figure, Fig. 7 is very similar with Fig. 3 of first embodiment, and just base 3 is different.Near base 3 its upper ends of present embodiment inner side surface is a spherical shape concave side 7, and near base 3 its inner side surfaces the upper end of first embodiment are lateral annular face.

Fig. 8 has showed the 3rd embodiment of the utility model.As can be seen from the figure, Fig. 8 is very similar with Fig. 1 of first embodiment, and just base portion 5 is different.The base portion 5 of present embodiment comprises base portion 5a and following base portion 5b, and last base portion can be with respect to base portion swing down.And first embodiment's base portion 5 is an overall structure, does not go up the relative swing between base portion and the following base portion.

Although showed and described the embodiment who thinks preferred the utility model at present, obvious, those skilled in the art can carry out various changes and improvement, and does not deviate from the scope of the utility model that is limited appended claims.

Claims

1. fan component that is used to produce air stream; It is characterized in that; Said fan component comprises pedestal (1) and is arranged on the nozzle (2) on the said pedestal; Said pedestal comprises base (3), the rotating shaft (4) that parallels with axis (Y) and the base portion (5) that is rotationally connected through said rotating shaft and said base; Said base portion can be with respect to said base around said rotating shaft rotating certain angle, and in the rotation of said base portion and nonrotational process, the lower end of said base portion is positioned at the inside of said base all the time.

2. like the described fan component of claim l, it is characterized in that said base portion comprises near the outer surface that is positioned at the base portion lower end, in the rotation of said base portion and nonrotational process, said base portion engages with said base through said outer surface.

3. like the described fan component of claim l; It is characterized in that; Said base portion comprises near the protruding side of spherical shape (6) that is positioned at the base portion lower end, and in the rotation of said base portion and nonrotational process, said base portion engages with said base through the protruding side of said spherical shape.

4. like the described fan component of claim l; It is characterized in that; Said base portion comprises near the protruding side of spherical shape that is positioned at the base portion lower end; Said base comprises near the spherical shape concave side (7) that is positioned at the base upper end, and in the rotation of said base portion and nonrotational process, the protruding side of said spherical shape engages with said spherical shape concave side.

5. like the described fan component of one of claim l to 4, it is characterized in that said base portion comprises base portion (5a) and following base portion (5b), wherein, the said base portion of going up can be with respect to base portion swing down.

6. like the described fan component of one of claim l to 4, it is characterized in that said base comprises first pillar (8), said base portion comprises second pillar (9), and said first pillar is rotationally connected through said rotating shaft and said second pillar.

7. like the described fan component of one of claim l to 4, it is characterized in that the angle that said base portion can rotate with respect to said base is less than ± 15 °.

8. like the described fan component of one of claim 2 to 4, it is characterized in that, said base portion and said base in the gap of junction point less than 2 millimeters.

9. pedestal that is used for fan component; It is characterized in that; Said pedestal comprises base, the rotating shaft that parallels with axis and the base portion that is rotationally connected through said rotating shaft and said base; Said base portion can be with respect to said base around said rotating shaft rotating certain angle, and in the rotation of said base portion and nonrotational process, the lower end of said base portion is positioned at the inside of said base all the time.

10. pedestal as claimed in claim 9 is characterized in that, said base portion comprises near the protruding side of spherical shape that is positioned at the base portion lower end, and in the rotation of said base portion and nonrotational process, said base portion engages with said base through the protruding side of said spherical shape.