CN102943766B - Pivoting fan for sunshade umbrella - Google Patents
Pivoting fan for sunshade umbrella Download PDFInfo
- Publication number
- CN102943766B CN102943766B CN201210467351.4A CN201210467351A CN102943766B CN 102943766 B CN102943766 B CN 102943766B CN 201210467351 A CN201210467351 A CN 201210467351A CN 102943766 B CN102943766 B CN 102943766B
- Authority
- CN
- China
- Prior art keywords
- fan
- conductive
- pivoting
- base
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
- F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0693—Details or arrangements of the wiring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B2200/00—Details not otherwise provided for in A45B
- A45B2200/10—Umbrellas; Sunshades
- A45B2200/1009—Umbrellas; Sunshades combined with other objects
- A45B2200/1036—Umbrellas; Sunshades combined with other objects with means for promoting air movement, e.g. ventilation holes, fans, ventilators, special shape for ventilation, suction means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a pivoting fan for a sunshade umbrella and belongs to a fan, which is fixedly arranged at a middle bar of the sunshade umbrella and can realize the pivoting. The pivoting fan mainly consists of pivoting fan components, a plurality of power supply sockets and the middle bar, wherein the power supply sockets are embedded on the middle bar and is arranged in the axial direction of the middle bar, the pivoting fan components are sheathed on the middle bar and can realize the axial positioning in positions of the power supply sockets. The pivoting fan components consist of a fan assembly, a base assembly, an upper cover, a frictional resistance regulating pressure spring and a pivoting speed control knob, the fan assembly is arranged between the base assembly and the upper cover and can rotate around the axial line of the middle bar, the pivoting speed control knob is connected with the base assembly through screw threads, and the deformation quantity of the frictional resistance regulating pressure spring arranged under the pivoting speed control knob can be changed through regulating the pivoting speed control knob, so the pivoting speed of the pivoting fan assembly is controlled. The pivoting of the whole set of device is realized by utilizing the torque generated by the fan eccentricity, the practicability is high, the structure is very simple, and the daily improved life demand can be met.
Description
Technical field
The present invention relates to a kind of parasols oscillating fan, a fan being fixed on sunshade umbrella shaft and also can shaking the head, belongs to parasols accessory development technique field specifically.
Background technology
Parasols is the requisite household goods of people's summer living, it can be used for keeping the sun off and antiultraviolet, under The sun is shining fiercely, can be people a relatively shady and cool space and environment are provided, but the ventilation effect in umbrella is poor, still can feel extremely hot difficulty gear, therefore the parasols of many band fan functionality is developed now, but the fan up to now on parasols all can not realize shaking the head, and it is highly unadjustable, usability is wideless, particularly for picture beach umbrella, this gamp of courtyard umbrella, several people is often had below its umbrella, if can not shake the head at hot summer fan fixed thereon, and fixing position is too high or too low, then it will affect its practicality greatly, the life of inconvenient people.
Summary of the invention
The object of the present invention is to provide the parasols oscillating fan that a kind of structure is simple, reasonable in design.
For achieving the above object, technical solution of the present invention is:
The present invention is a kind of parasols oscillating fan, and it comprises oscillating fan parts, several power supply bases and middle rod;
Several described power supply bases to be radially embedded on middle rod and along in rod axial arranged, oscillating fan parts to be sleeved on middle rod and to locate with the grafting of in several power supply bases;
Described oscillating fan parts regulate stage clip and velocity control knob of shaking the head to form by base assembly, fan component, upper cover, frictional resistance; Described base assembly includes base, circuit board, metal collar, sliding button, conductive plug, spring, cover plate and controls button; Described base is made up of seat portion and column, in the fixing present portion of column bottom, is provided with screw thread on the top of column; Described conductive plug to be fixed on sliding button and to be connected by the circuit board of wire with side provided thereon; Described sliding button is made up of cover plate, spring, slide mass, and the back side of slide mass is located at by spring and cover plate, and slide mass is radially arranged in base; On the column of metal collar suit base and by wire from circuit board power taking, metal collar has multiple and corresponding to the quantity of conductive contact, so that the housing of fan component contacts with metal collar all the time around conductive contact during base rotation;
Described fan component is placed between base assembly and upper cover and also can rotates around excellent axis, upper cover, frictional resistance regulate stage clip to be socketed in successively in pedestal upright post, and the screw thread on shake the head velocity control knob and pedestal upright post top is spirally connected and pushes up and is pressed in frictional resistance and regulates stage clip top;
Described fan component comprises two fan electromotors, housing and conductive mechanism; Described conductive mechanism is arranged on the sidewall of housing, on two back-to-back sidewalls being fixed on housing of fan electromotor and the axis of fan electromotor output shaft casing center planar offset one segment distance all relatively, fan electromotor the two poles of the earth cause conductive mechanism respectively by wire, conductive mechanism and metal collar contact electricity getting; Described conductive mechanism is made up of conductive contact, touch spring, conductive box and conductive cap, described conductive contact has multiple, arranged in a straight line, and activity is located in conductive box respectively, between conductive contact and conductive cap, be provided with touch spring, conductive box is arranged in inner walls;
Described power supply base comprises plastic seat, conductive pin and spring; Power supply base entirety is embedded is fixed on middle rod inside, is fixed by plastic seat and middle rod; Described conductive pin activity is set in the pin-and-hole of plastic seat, is provided with spring between conductive pin and pin-and-hole bottom surface.
Described circuit board is provided with USB interface and gauge tap, and wherein gauge tap triggers by controlling button.
After adopting such scheme, the present invention has the following advantages:
1, fan utilizes the eccentric moment of torsion produced of placing to shake the head, and structure is simple, and cost is low, and can meet different environmental demands, designs hommization more, rationalizes.
2, whole fan design becomes the module of a standard, and structure is simple, failure rate is low, and cost is low, has actual economic benefit.
Fan of the present invention is placed in umbrella shaft, which is provided with several fans, the back-to-back placement of these fans and relatively rotate the certain distance of off-centring, therefore when these fan runnings, then can produce thrust and form torque, blower-casting is rotated, realizing shaking the head of fan; And several power supply bases are provided with on middle rod, therefore this fan just can carry out fixed point power taking, height adjustable on middle rod, practical, and frame mode is also simple, can meet the life requirement day by day improved.
Below in conjunction with accompanying drawing and concrete enforcement, the present invention will be further described.
Accompanying drawing explanation
Fig. 1 is the exploded view of stereochemical structure of the present invention.
Fig. 2 is section plan of the present invention.
Fig. 3 is the stereogram of fan component of the present invention.
Fig. 4 is the stereochemical structure exploded view of base assembly of the present invention.
Fig. 5 is the section plan of power supply base of the present invention.
Fig. 6 is schematic diagram of shaking the head of the present invention.
Detailed description of the invention
As shown in Figure 1, the present invention is a kind of parasols oscillating fan, is a fan being fixed on sunshade umbrella shaft and also can shaking the head, primarily of oscillating fan parts 1, several power supply bases 2 and middle excellent 3 compositions.
Several described power supply bases 2 are radially embedded on middle excellent 3, and rod 3 is axial arranged in edge, fan component 1 to be sleeved on middle excellent 3 and can along in rod 3 move up and down, moving to a certain position be and a grafting in several power supply bases 2 and being axially located.
As shown in Figure 1, Figure 2, Figure 4 shows, described oscillating fan parts 1 regulate stage clip 14 and velocity control knob 15 of shaking the head to form by base assembly 11, fan component 12, upper cover 13, frictional resistance.
If Fig. 4 is with reference to shown in figure 3, described base assembly 11 includes base 116, circuit board 113, metal collar 114, sliding button 117, conductive plug 118, spring 112, cover plate 111 and controls button 115.Described base 116 is made up of seat portion 1163 and column 1162, bottom column 1162 in fixing present portion 1163, is provided with screw thread 1161 on the top of column 1162.Described conductive plug 118 to be fixed on sliding button 117 and to be connected with the circuit board 113 of side provided thereon by wire.Described sliding button 117 is made up of cover plate 111, spring 112, slide mass 119, and the back side of slide mass 119 is located at by spring 112 and cover plate 111, and slide mass 119 is radially arranged in base 116, realizes the reset of sliding button 117.Described circuit board 113 is provided with USB interface and gauge tap (not shown), and wherein gauge tap triggers by controlling button 115; Metal collar 114 is then set with on the column 1162 of base 116, and by wire from circuit board 113 power taking, metal collar 114 has three, corresponding to the quantity of conductive contact 1231, so that conductive contact 1231 contacts with metal collar 114 all the time when the housing 122 of fan component 12 rotates around base 115.
Described fan component 12 is placed between base assembly 11 and upper cover 13 and also can rotates around excellent 3 axis, upper cover 13, frictional resistance regulate stage clip 14 to be socketed on base 116 column 1162 successively, the velocity control knob 15 of shaking the head is spirally connected with the screw thread 1161 on base 116 column 1162 top and push up and is pressed in frictional resistance and regulates stage clip 14 top, can change by adjustment velocity control knob 15 of shaking the head the deflection being placed in frictional resistance adjustment stage clip 14 below it.
Shown in Fig. 3 is the version of fan component 12, and it comprises two fan electromotors 121, housing 122 and conductive mechanism 123.Described conductive mechanism 123 is arranged on the sidewall of housing 122, on two back-to-back sidewalls being fixed on housing 122 of fan electromotor 121, and the axis of fan electromotor 121 output shaft all offsets a segment distance relative to housing 122 central plane, fan electromotor 121 the two poles of the earth cause conductive mechanism 123 respectively by wire (not shown), and conductive mechanism 123 contacts 114 power takings with metal collar.Its fan motor 121 is enjoyed the cool for blowing, fan head swinging mainly utilize fan electromotor 121 bias to produce moment of torsion carries out driving.Described conductive mechanism 123 is made up of conductive contact 1231, touch spring 1232, conductive box 1233, conductive cap 1234; Described conductive contact 123 has three, arranged in a straight line, activity is located in conductive box 1233 respectively, between conductive contact 123 and conductive cap 1234 bottom surface, be provided with touch spring 1232, and conductive box 1233 is arranged on (also can be one-body molded with housing 122) on housing 122 inwall.During installation, three conductive contacts 123 arrange along the axis of housing 122.
As shown in Figure 5, described power supply base 2 comprises plastic seat 23, conductive pin 21 and spring 22.Power supply base 2 entirety is embedded is fixed on middle excellent 3 inside, is connected and fixed with middle excellent 3 by plastic seat 23; Described conductive pin 21 activity is set in the pin-and-hole of plastic seat 23, is provided with spring 22 between conductive pin 21 and pin-and-hole bottom surface.
Operation principle of the present invention:
If Fig. 2 is with reference to shown in figure 3 and Fig. 4, when the external world power supply unit (not shown) by wire along in rod 3 lead-in wire to conductive plug 118, when making conductive plug 118 charged, then can make circuit board 113 and metal collar 114 charged, and be positioned at elastic conductive contact 1231 on fan component 12 housing 122 all the time with metal collar 114 Elastic Contact, elastic conductive contact 1231 is connected with fan electromotor 121 by wire again, therefore when control button 115 1 triggers and will make machine operation; When fan electromotor 121 operates, then the flabellum be positioned at above fan electromotor 121 can cut air and produce forward air quantity Q (m
3/ s), and according to newton the 3rd theorem, now can produce a thrust F backward along fan electromotor 121 axis, wherein thrust F=KQ, K (NS/m
3) be thrust coefficient; As shown in Figure 6, on fan component 12, eccentric layout two fan electromotors 121, therefore, can produce moment of torsion M=FL=KQL when fan electromotor 121 operates; In order to make fan shake the head, then regulate the moment of friction M that velocity control knob 15 of shaking the head makes between fan component 12 and base assembly 11
fbe less than M, wherein moment of friction M
f=fR, f=μ N, R (m) are center of friction radiuses; Initial eccentric throw L is then by setting M
fmax=M tries to achieve, M
fmaxmaximum friction moment.
Above-mentioned example and diagram non-limiting product form of the present invention and pattern, the those of ordinary skill of any described technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (2)
1. a parasols oscillating fan, is characterized in that: it comprises oscillating fan parts, several power supply bases and middle rod;
Several described power supply bases to be radially embedded on middle rod and along in rod axial arranged, oscillating fan parts to be sleeved on middle rod and to locate with the grafting of in several power supply bases;
Described oscillating fan parts regulate stage clip and velocity control knob of shaking the head to form by base assembly, fan component, upper cover, frictional resistance; Described base assembly includes base, circuit board, metal collar, sliding button, conductive plug, spring, cover plate and controls button; Described base is made up of seat portion and column, in the fixing present portion of column bottom, is provided with screw thread on the top of column; Described conductive plug to be fixed on sliding button and to be connected by the circuit board of wire with side provided thereon; Described sliding button is made up of cover plate, spring, slide mass, and the back side of slide mass is located at by spring and cover plate, and slide mass is radially arranged in base; On the column of metal collar suit base and by wire from circuit board power taking, metal collar has multiple and corresponding to the quantity of conductive contact, so that the housing of fan component contacts with metal collar all the time around conductive contact during base rotation;
Described fan component is placed between base assembly and upper cover and also can rotates around excellent axis, upper cover, frictional resistance regulate stage clip to be socketed in successively in pedestal upright post, and the screw thread on shake the head velocity control knob and pedestal upright post top is spirally connected and pushes up and is pressed in frictional resistance and regulates stage clip top;
Described fan component comprises two fan electromotors, housing and conductive mechanism; Described conductive mechanism is arranged on the sidewall of housing, on two back-to-back sidewalls being fixed on housing of fan electromotor and the axis of fan electromotor output shaft casing center planar offset one segment distance all relatively, fan electromotor the two poles of the earth cause conductive mechanism respectively by wire, conductive mechanism and metal collar contact electricity getting; Described conductive mechanism is made up of conductive contact, touch spring, conductive box and conductive cap, described conductive contact has multiple, arranged in a straight line, and activity is located in conductive box respectively, between conductive contact and conductive cap, be provided with touch spring, conductive box is arranged in inner walls;
Described power supply base comprises plastic seat, conductive pin and spring; Power supply base entirety is embedded is fixed on middle rod inside, is fixed by plastic seat and middle rod; Described conductive pin activity is set in the pin-and-hole of plastic seat, is provided with spring between conductive pin and pin-and-hole bottom surface.
2. parasols oscillating fan according to claim 1, is characterized in that: described circuit board is provided with USB interface and gauge tap, and wherein gauge tap triggers by controlling button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467351.4A CN102943766B (en) | 2012-11-19 | 2012-11-19 | Pivoting fan for sunshade umbrella |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467351.4A CN102943766B (en) | 2012-11-19 | 2012-11-19 | Pivoting fan for sunshade umbrella |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102943766A CN102943766A (en) | 2013-02-27 |
| CN102943766B true CN102943766B (en) | 2015-04-29 |
Family
ID=47726737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210467351.4A Expired - Fee Related CN102943766B (en) | 2012-11-19 | 2012-11-19 | Pivoting fan for sunshade umbrella |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102943766B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265703Y (en) * | 1996-09-17 | 1997-10-29 | 雷红旗 | Multifunctional umbrella |
| US6230723B1 (en) * | 1999-06-08 | 2001-05-15 | Sondra D. Hixson | Umbrella with fan assembly |
| CN202184241U (en) * | 2011-08-09 | 2012-04-11 | 李雨娴 | Multifunctional umbrella |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0479904A (en) * | 1990-07-20 | 1992-03-13 | Kiichi Koide | Parasol with detachable small type fan |
| US20030029481A1 (en) * | 2001-08-09 | 2003-02-13 | Wei Ouyang | Umbrella |
-
2012
- 2012-11-19 CN CN201210467351.4A patent/CN102943766B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265703Y (en) * | 1996-09-17 | 1997-10-29 | 雷红旗 | Multifunctional umbrella |
| US6230723B1 (en) * | 1999-06-08 | 2001-05-15 | Sondra D. Hixson | Umbrella with fan assembly |
| CN202184241U (en) * | 2011-08-09 | 2012-04-11 | 李雨娴 | Multifunctional umbrella |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102943766A (en) | 2013-02-27 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20171119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |