CN203978918U

CN203978918U - The fan structure of spreading the wings

Info

Publication number: CN203978918U
Application number: CN201420376318.5U
Authority: CN
Inventors: 郭卫东; 徐国勇
Original assignee: GUANGDONG SHUNDE YONGYI YUFENG ELECTRIC LIGHTING Co Ltd
Current assignee: GUANGDONG SHUNDE YONGYI YUFENG ELECTRIC LIGHTING Co Ltd
Priority date: 2014-07-08
Filing date: 2014-07-08
Publication date: 2014-12-03
Anticipated expiration: 2024-07-08

Abstract

The utility model has about the one fan structure of spreading the wings, it mainly makes drive unit be provided with rotating power source, and rotating power source group is equipped with rotating disc, on rotating disc, be provided with ring tooth portion, on rotating disc, the outer rim of corresponding ring tooth portion is provided with multiple fan leafs, between each fan leaf and rotating disc, be provided with fluted disc, fan leaf and fluted disc group is fixed closes, fluted disc is hubbed on rotating disc with pivot, fluted disc can be rotated on rotating disc, and fluted disc is meshed with ring tooth portion, and be provided with return springs in fluted disc, the first end of return springs is combined fixing with fluted disc, the second end of return springs is fixedly arranged on rotating disc, whereby, to allow the each fan leaf of the drive unit band command of execution outwards launch by centrifugal force, and in fan leaf expansion process, utilize the fluted disc interlock of ring tooth portion and each fan leaf, make each fan leaf can reach synchronous expansion action, occur can reduce fault damaged condition, related prolongation its working life, more increase practical effect characteristic and implement to use in its entirety.

Description

The fan structure of spreading the wings

Technical field

The utility model has about the one fan structure of spreading the wings, referring in particular to one makes each fan leaf can reach synchronous expansion action, occur can reduce fault damaged condition, related prolongation its working life, and implement and use the fan structure of spreading the wings that more increases practical effect characteristic in its entirety.

Background technique

The rapid variation of environment in recent years is more and more subject to people's attention, due to the impact of greenhouse effect, cause Global Temperature to raise year by year, and along with the rising of temperature also promotes daily life impact thereupon, not only in the time of summer, the normal heat of temperature cannot be stood to making us, and just at last to winter, temperature is also often high to 27-28 degree left and right, add people's daily life, when work, residing building is generally all comparatively sultry, nonventilated state, making easily to allow especially people feel hot under this kind of environment must can't stand, also therefore of all kindsly can allow people feel the comparatively heat radiation of cool and comfortable, cooling articles for use, can say one of article indispensable in daily life.

Wherein, with regard to the general common fan of spreading the wings, refer to TaiWan, China patent announcement in No. M387920 " the fan synchronous expansion retracting structure of spreading the wings " on September 1st, 99, it comprises a drive unit, multiple housing, multiple connecting rod and multiple fan leaf composition, wherein: this drive unit, be provided with multiple supporting frames, and this supporting frame is provided with a pivot post; This housing, it is provided with a pivot hole of wearing pivot for pivot post; This connecting rod, is hubbed at respectively two adjacent housings with two ends; This fan leaf, its one end is provided with the combination section of this housing of assembly, and this combination section is provided with one and wears the through hole of pivot for pivot; Accordingly, each housing is with connecting rod locking phase to supporting frame pivotable, and this fan leaf and this housing are synchronous expansion or collapse state simultaneously.

But, above-mentioned " spread the wings fan synchronous expansion retracting structure " is though can reach in the time not using and fold, and expection effect that use is launched, but also on being used, its actual embodiment finds, this structure in the time using owing to being the supporting frame rotation that starts drive unit, make each fan leaf produce pivotable together with housing by relative this supporting frame of centrifugal force, and synchronize with housing by connecting rod and drive adjacent fan leaf, allow fan leaf synchronous expansion or fold, cause after long-time use, between this connecting rod and housing, have and produce because of dust G-card or the phenomenon of getting rusty, cause cannot be really fan leaf synchronous expansion or situation about folding being occurred, and can affect its working life, cause it in overall construction design, still to have improved space.

So in view of this designer, adheres to the abundant of these relevant industries for many years and design and develop and actual fabrication experience, is studied improvement for existing structure and disappearance, provide the one fan structure of spreading the wings, to reaching the object of better practical value.

Model utility content

The purpose of this utility model is to provide the one fan structure of spreading the wings, it mainly outwards launches by centrifugal force in the each fan leaf of the drive unit band command of execution, and in fan leaf expansion process, utilize the fluted disc interlock of ring tooth portion and each fan leaf, make each fan leaf can reach synchronous expansion action, occur can reduce fault damaged condition, related prolongation its working life, more increase practical effect characteristic and implement to use in its entirety.

The utility model spread the wings object and effect of fan structure, reached by following concrete technological means:

It includes drive unit and multiple fan leaf; Wherein:

This drive unit is provided with rotating power source, and this rotating power source group is equipped with rotating disc, on this rotating disc, be provided with ring tooth portion, on rotating disc, the outer rim of corresponding ring tooth portion is provided with multiple fan leafs, in between each fan leaf and rotating disc, be provided with the fluted disc that can rotate on rotating disc, corresponding with fluted disc group of fixed closing of fan leaf, this fluted disc is hubbed on rotating disc with pivot, and this fluted disc is meshed with ring tooth portion, and be provided with return springs in this fluted disc, the first end of this return springs is combined fixing with fluted disc, the second end of this return springs is fixedly arranged on rotating disc.

The fan structure of spreading the wings of the present utility model, its each fan leaf can reach synchronous expansion action, occurs can reduce fault damaged condition, related prolongation its working life, more increases practical effect characteristic and implement to use in its entirety.

Brief description of the drawings

The following drawings is only intended to the utility model to schematically illustrate and explain, does not limit scope of the present utility model.Wherein:

Fig. 1 is stereo decomposing structural representation of the present utility model;

Fig. 2 is collapse state schematic diagram of the present utility model;

Fig. 3 is use state activities schematic diagram of the present utility model;

Fig. 4 is fan leaf deployed condition schematic perspective view of the present utility model;

Fig. 5 is fan leaf deployed condition schematic top plan view of the present utility model.

Primary component label declaration:

1 drive unit

11 rotating power source

12 rotating discs

13 ring tooth portions

2 fan leafs

21 fluted discs

22 pivots

23 return springs

Embodiment

For the technology contents, the purpose of design that make the utility model use and effect of reaching thereof have more complete and clearly disclose, existing in lower detailed description it, and see also taken off accompanying drawing and figure number:

First, refer to shown in Fig. 1 stereo decomposing structural representation of the present utility model, the utility model mainly includes drive unit 1 and multiple fan leaf 2; Wherein:

This drive unit 1 is provided with rotating power source 11, and make 11 groups of this rotating power source be equipped with rotating disc 12, on this rotating disc 12, be provided with ring tooth portion 13, on rotating disc 12, the outer rim of corresponding ring tooth portion 13 is provided with multiple fan leafs 2, in between each fan leaf 2 and rotating disc 12, be provided with fluted disc 21, by fan leaf 2 and 21 groups of fixed closing of fluted disc, make this fluted disc 21 be hubbed on rotating disc 12 with pivot 22, fluted disc 21 can be rotated on rotating disc 12, and this fluted disc 21 is meshed with ring tooth portion 13, and be provided with return springs 23 in this fluted disc 21, make these return springs 23 first ends and fluted disc 21 in conjunction with fixing, the second end of this return springs 23 is fixedly arranged on rotating disc 12.

Thus, make the utility model in the time of state of rest, its each fan leaf 2 is all inside collapse state (please consulting in the lump again shown in Fig. 2 collapse state schematic diagram of the present utility model), and in the time that user starts the rotating power source 11 of this drive unit 1, please consult in the lump again shown in Fig. 3 use state of the present utility model activities schematic diagram, can make these rotating power source 11 driven rotary dishes 12 rotate, and in these rotating disc 12 rotation processes, each fan leaf 2 is outwards thrown away by centrifugal action, the ring tooth portion 13 of simultaneously arranging in pairs or groups on rotating disc 12 engages with the fluted disc 21 of each fan leaf 2, to pass through ring tooth portion 13 and fluted disc 21 interlocks, allow each fan leaf 2 can synchronously outwards rotate expansion, and in the time that fan leaf 2 launches, this return springs 23 also be able to extend to the limit, to make fluted disc 21 be expanded to location (please consulting in the lump again shown in Fig. 4 fan leaf deployed condition of the present utility model schematic perspective view and Fig. 5 fan leaf deployed condition of the present utility model schematic top plan view) together with fan leaf 21 by this return springs 23, another in the time that user closes the rotating power source 11 of this drive unit 1, can utilize return springs 23 set on the fluted disc 21 of each fan leaf 2 to pull, and allow fluted disc 21 drive fan leaf 2 to be again inside collapse state toward back rotation.

By the above, forming and using implementation known by the utility model structure, the utility model and existing structure are in comparison, the utility model mainly outwards launches by centrifugal force in the each fan leaf of the drive unit band command of execution, and in fan leaf expansion process, utilize the fluted disc interlock of ring tooth portion and each fan leaf, make each fan leaf can reach synchronous expansion action, occur can reduce fault damaged condition, related prolongation its working life, more increase practical effect characteristic and implement to use in its entirety.

The foregoing is only the schematic embodiment of the utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations and the amendment under the prerequisite of design of the present utility model and principle, done, all should belong to the scope of the utility model protection.And it should be noted that, each constituent element of the present utility model is not limited in above-mentioned overall applicability, each technical characteristics of describing in specification of the present utility model can select one to adopt separately or select the multinomial use that combines according to actual needs, therefore, the utility model has been contained other combination relevant with this case inventive point and specifically application in the nature of things.

Claims

1. the fan structure of spreading the wings, is characterized in that, described in the fan structure of spreading the wings include drive unit and multiple fan leaf; Wherein:

Described drive unit is provided with rotating power source, and described rotating power source group is equipped with rotating disc, on described rotating disc, be provided with ring tooth portion, on described rotating disc, the outer rim of corresponding described ring tooth portion is provided with multiple described fan leafs, in between each described fan leaf and described rotating disc, be provided with the fluted disc that can rotate on described rotating disc, corresponding with described fluted disc group of fixed closing of described fan leaf, described fluted disc is hubbed on described rotating disc with pivot, and described fluted disc is meshed with described ring tooth portion, and be provided with return springs in described fluted disc, the first end of described return springs is combined fixing with described fluted disc, the second end of described return springs is fixedly arranged on described rotating disc.