CN102943766A - Pivoting fan for sunshade umbrella - Google Patents
Pivoting fan for sunshade umbrella Download PDFInfo
- Publication number
- CN102943766A CN102943766A CN2012104673514A CN201210467351A CN102943766A CN 102943766 A CN102943766 A CN 102943766A CN 2012104673514 A CN2012104673514 A CN 2012104673514A CN 201210467351 A CN201210467351 A CN 201210467351A CN 102943766 A CN102943766 A CN 102943766A
- Authority
- CN
- China
- Prior art keywords
- fan
- conductive
- pivoting
- base
- housing
- 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.)
- Granted
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Classifications
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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
- F04D25/08—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
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- 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
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 that is fixed in the sunshade umbrella shaft and can shakes the head belongs to parasols fittings development technique field specifically.
Background technique
Parasols is the requisite life article 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 relatively shady and cool space and an environment is provided, but the ventilation effect in the umbrella is poor, still can feel extremely hot difficult gear, therefore now people have developed much the parasols with fan functionality, but the fan of using on the parasols up to now all can not be realized shaking the head, and highly unadjustable, usability is wideless, particularly for the picture beach umbrella, this gamp of courtyard umbrella, several people are often arranged 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 practicability, inconvenient people's life greatly.
Summary of the invention
The object of the present invention is to provide a kind of parasols oscillating fan simple in structure, 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;
Described several power supply bases radially are embedded on the middle rod and are excellent axial arranged in the edge, and the oscillating fan parts are sleeved on the middle rod and with a grafting in several power supply bases and locate;
Described oscillating fan parts regulate stage clip by base assembly, fan component, loam cake, surface friction drag and the velocity control knob of shaking the head forms; Described base assembly includes base, circuit board, the metal collar, sliding button, conductive plug, spring, cover plate and control button; Described base housing is comprised of seat section and column, in the fixing present section in column bottom, is provided with screw thread on the top of column; Described conductive plug is fixed on the sliding button and by wire and is connected with side's provided thereon circuit board; Described sliding button is made of cover plate, spring, slide mass, and spring and cover plate are located at the back side of slide mass, and slide mass radially is arranged in the base; On the column of metallic sheath ring set dress base and by wire from the circuit board power taking, the metal collar has a plurality of and corresponding with the quantity of conductive contact, so as housing when rotating around base conductive contact all the time with the metallic sheath loop contacts;
Described fan component places between base assembly and the loam cake and can rotate around excellent axis, loam cake, surface friction drag are regulated stage clip and are socketed in successively on the base housing column, and the screw thread on shake the head velocity control knob and base housing column top is spirally connected and pushes up and is pressed in surface friction drag adjusting stage clip top;
Described fan component comprises two fan electromotors, housing and conductive mechanism; Described conductive mechanism is installed on the sidewall of housing, two fan electromotors are back-to-back be fixed on the sidewall of housing and the axis of fan electromotor output shaft all relatively the housing central plane be offset a segment distance, fan electromotor the two poles of the earth cause conductive mechanism by wire respectively, conductive mechanism and the power taking of metallic sheath loop contacts; Described conductive mechanism is comprised of conductive contact, touch spring, conductive box and conductive cap, described conductive contact has a plurality of, linear array, and activity is located in the conductive box respectively, be provided with touch spring between conductive contact and conductive cap, conductive box is installed on the inner walls;
Described power supply base comprises plastic seat, conductive pin and spring; Power supply base is whole embedded fixing and inner in middle rod, 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 the pin-and-hole bottom surface.
Described circuit board is provided with USB interface and control switch, and wherein control switch is triggered by the control button.
After adopting such scheme, the present invention has the following advantages:
1, the eccentric moment of torsion that produces of placing of fan utilization is shaken the head, and simple in structure, cost is low, and can satisfy different environmental demands, designs more hommization, rationalizes.
2, whole fan design becomes the module of a standard, and is simple in structure, failure rate is low, and cost is low, and actual economic benefit is arranged.
Fan of the present invention is placed in the 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, so that blower-casting rotates, realize shaking the head of fan; And be provided with several power supply bases at middle rod, so this fan just can be in the power taking of fixing a point of middle rod, highly adjustable, practical, mode of structure is also simple, can satisfy the life requirement that day by day improves.
Below in conjunction with accompanying drawing and implementation, the present invention will be further described.
Description of drawings
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 the schematic diagram of shaking the head of the present invention.
Embodiment
As shown in Figure 1, the present invention is a kind of parasols oscillating fan, is a fan that is fixed in the sunshade umbrella shaft and can shakes the head, and mainly is comprised of oscillating fan parts 1, several power supply bases 2 and middle excellent 3.
Described several power supply bases 2 radially are embedded on middle excellent 3, and rod 3 is axial arranged in the edge, fan component 1 be sleeved on middle excellent 3 and can along in rod 3 move up and down, move to a certain position be with several power supply bases 2 in one peg graft and be axially located.
Such as Fig. 1, Fig. 2, shown in Figure 4, described oscillating fan parts 1 regulate stage clip 14 by base assembly 11, fan component 12, loam cake 13, surface friction drag and the velocity control knob 15 of shaking the head forms.
With reference to shown in Figure 3, described base assembly 11 includes base 116, circuit board 113, the metal collar 114, sliding button 117, conductive plug 118, spring 112, cover plate 111 and control button 115 such as Fig. 4.Described base housing 116 is comprised of seat section 1163 and column 1162, in the fixing present section 1163 in column 1162 bottoms, is provided with screw thread 1161 on the top of column 1162.Described conductive plug 118 is fixed on the sliding button 117 and by wire and is connected with side's provided thereon circuit board 113.Described sliding button 117 is made of cover plate 111, spring 112, slide mass 119, and spring 112 and cover plate 111 are located at the back side of slide mass 119, and slide mass 119 radially is arranged in the base 116, realizes resetting of sliding button 117.Described circuit board 113 is provided with USB interface and control switch (not shown), and wherein control switch is triggered by control button 115; The metal collar 114 then is set with on the column 1162 of base 116, and by wire from circuit board 113 power takings, the metal collar 114 has three, and is corresponding with the quantity of conductive contact 1231, so as housing 122 when rotating around base 115 conductive contact 1231 contact with the metal collar 114 all the time.
Described fan component 12 places between base assembly 11 and the loam cake 13 and can rotate around excellent 3 axis, loam cake 13, surface friction drag are regulated stage clip 14 and are socketed in successively on base housing 116 columns 1162, the screw thread 1161 on velocity control knob 15 and base housing 116 columns 1162 tops of shaking the head is spirally connected and pushes up and is pressed in surface friction drag and regulates stage clip 14 tops, can change the amount of deformation that places its below surface friction drag to regulate stage clip 14 by the adjusting velocity control knob 15 of shaking the head.
Shown in Figure 3 is the structural type of fan component 12, and it comprises two fan electromotors 121, housing 122 and conductive mechanism 123.Described conductive mechanism 123 is installed on the sidewall of housing 122, two fan electromotors 121 are back-to-back to be fixed on the sidewall of housing 122, and the axis of fan electromotor 121 output shafts all relative housing 122 central planes is offset a segment distance, fan electromotor 121 the two poles of the earth cause conductive mechanism 123 by the wire (not shown) respectively, conductive mechanism 123 and 114 power takings of metallic sheath loop contacts.Its fan motor 121 is used for blowing enjoys the cool, and fan head swinging mainly utilizes the fan electromotor 121 eccentric moments of torsion that produce to drive.Described conductive mechanism 123 is comprised of conductive contact 1231, touch spring 1232, conductive box 1233, conductive cap 1234; Described conductive contact 123 has three, linear array, activity is located in the conductive box 1233 respectively, is provided with touch spring 1232 between conductive contact 123 and conductive cap 1234 bottom surfaces, and conductive box 1233 is installed in (also can be one-body molded with housing 122) on housing 122 inwalls.During installation, three conductive contacts 123 are arranged 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 integral body are embedded to be fixed and in middle excellent 3 inside, is connected and fixed with middle excellent 3 by plastic seat 23; Described conductive pin 21 activities are set in the pin-and-hole of plastic seat 23, are provided with spring 22 between conductive pin 21 and the pin-and-hole bottom surface.
Working principle of the present invention:
Such as Fig. 2 with reference to figure 3 and shown in Figure 4, when the power supply unit (not shown) in the external world by wire along in rod 3 go between to conductive plug 118, when making conductive plug 118 charged, then can make circuit board 113 and the metal collar 114 charged, and be positioned on fan component 12 housings 122 elastic conductive contact 1231 all the time with the metal collar 114 Elastic Contact, elastic conductive contact 1231 links to each other with fan electromotor 121 by wire again, therefore will make machine operation when control button 115 1 triggers; When fan electromotor 121 runnings, the flabellum that then is positioned at fan electromotor 121 tops can cut air and produce forward air quantity
, and according to newton's the 3rd theorem, can produce backward a thrust along fan electromotor 121 axis this moment
, thrust wherein
,
It is thrust coefficient; As shown in Figure 6, eccentric layout two fan electromotors 121 on the fan component 12, therefore, can produce moment of torsion when fan electromotor 121 running
; For fan can be shaken the head, then regulate the velocity control knob 15 of shaking the head and make friction torque between fan component 12 and the base assembly 11
Less than
, friction torque wherein
,
,
It is the center of friction radius; Initial throw of eccentric L then can be by setting
Try to achieve,
Maximum friction moment.
Above-mentioned example and diagram and non-limiting product form of the present invention and pattern, the those of ordinary skill of any described technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (2)
1. parasols oscillating fan, it is characterized in that: it comprises oscillating fan parts, several power supply bases and middle rod;
Described several power supply bases radially are embedded on the middle rod and are excellent axial arranged in the edge, and the oscillating fan parts are sleeved on the middle rod and with a grafting in several power supply bases and locate;
Described oscillating fan parts regulate stage clip by base assembly, fan component, loam cake, surface friction drag and the velocity control knob of shaking the head forms; Described base assembly includes base, circuit board, the metal collar, sliding button, conductive plug, spring, cover plate and control button; Described base housing is comprised of seat section and column, in the fixing present section in column bottom, is provided with screw thread on the top of column; Described conductive plug is fixed on the sliding button and by wire and is connected with side's provided thereon circuit board; Described sliding button is made of cover plate, spring, slide mass, and spring and cover plate are located at the back side of slide mass, and slide mass radially is arranged in the base; On the column of metallic sheath ring set dress base and by wire from the circuit board power taking, the metal collar has a plurality of and corresponding with the quantity of conductive contact, so as housing when rotating around base conductive contact all the time with the metallic sheath loop contacts;
Described fan component places between base assembly and the loam cake and can rotate around excellent axis, loam cake, surface friction drag are regulated stage clip and are socketed in successively on the base housing column, and the screw thread on shake the head velocity control knob and base housing column top is spirally connected and pushes up and is pressed in surface friction drag adjusting stage clip top;
Described fan component comprises two fan electromotors, housing and conductive mechanism; Described conductive mechanism is installed on the sidewall of housing, two fan electromotors are back-to-back be fixed on the sidewall of housing and the axis of fan electromotor output shaft all relatively the housing central plane be offset a segment distance, fan electromotor the two poles of the earth cause conductive mechanism by wire respectively, conductive mechanism and the power taking of metallic sheath loop contacts; Described conductive mechanism is comprised of conductive contact, touch spring, conductive box and conductive cap, described conductive contact has a plurality of, linear array, and activity is located in the conductive box respectively, be provided with touch spring between conductive contact and conductive cap, conductive box is installed on the inner walls;
Described power supply base comprises plastic seat, conductive pin and spring; Power supply base is whole embedded fixing and inner in middle rod, 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 the pin-and-hole bottom surface.
2. parasols oscillating fan according to claim 1, it is characterized in that: described circuit board is provided with USB interface and control switch, and wherein control switch is triggered by the control 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 true CN102943766A (en) | 2013-02-27 |
| CN102943766B 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 (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0479904A (en) * | 1990-07-20 | 1992-03-13 | Kiichi Koide | Parasol with detachable small type fan |
| 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 |
| US20030029481A1 (en) * | 2001-08-09 | 2003-02-13 | Wei Ouyang | Umbrella |
| CN202184241U (en) * | 2011-08-09 | 2012-04-11 | 李雨娴 | Multifunctional umbrella |
-
2012
- 2012-11-19 CN CN201210467351.4A patent/CN102943766B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0479904A (en) * | 1990-07-20 | 1992-03-13 | Kiichi Koide | Parasol with detachable small type fan |
| 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 |
| US20030029481A1 (en) * | 2001-08-09 | 2003-02-13 | Wei Ouyang | Umbrella |
| CN202184241U (en) * | 2011-08-09 | 2012-04-11 | 李雨娴 | Multifunctional umbrella |
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| Publication number | Publication date |
|---|---|
| CN102943766B (en) | 2015-04-29 |
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| 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 |