CN204511924U - A kind of music fan becoming wind based on pendulum leaf - Google Patents
A kind of music fan becoming wind based on pendulum leaf Download PDFInfo
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- CN204511924U CN204511924U CN201520057550.7U CN201520057550U CN204511924U CN 204511924 U CN204511924 U CN 204511924U CN 201520057550 U CN201520057550 U CN 201520057550U CN 204511924 U CN204511924 U CN 204511924U
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Abstract
Become a music fan for wind based on pendulum leaf, comprise power unit, support unit, humidifying unit, pendulum leaf driver element and control unit; Power unit comprises two fans, and power unit is positioned at shell; Support unit comprises supporting structure and shell; The moisture of humidifying unit passes in shell by moisture inlet hole; Pendulum leaf driver element comprises: front-axle beam, the back rest, stepping straight line lead screw motor, two optical axises, eight screw rods, six swing axiss, six fastening members, six rotating shafts, screw, dividing plate, six connecting sheets, six pendulum leaves; The utility model uses opened loop control straight line lead screw motor electrical pulsing signal being changed into linear displacement.When non-overload, the rotating speed of motor, the position of stopping only depending on frequency and the umber of pulse of pulse signal, and not by the impact of load variations, carry out controlled angle displacement amount by control impuls number, thus reach the object of accurately location.
Description
Technical field
The utility model belongs to electromechanical integration technology area, specifically a kind of music fan becoming wind based on pendulum leaf.
Background technique
Domestic electric fan on market mainly contains ceiling fan, desk fan, stand fan, primarily of formations such as fan motor, electric fan, front and back guard, connecting head and swing mechanism, base and switch control rule machineries.The motion of electric fan is driven to reach the effect of air-supply by the rotation of switch control rule fan motor.Electric fan can realize the swing air-supply in certain limit by swing mechanism simultaneously, or changes air supply direction by sense of rotation leaf.
Market has also had the flooring fan of band humidifier, it is made up of base, supporting base, fan head and humidifier, and base and supporting base are for removably connecting; Described humidifier comprises drain pan, atomising head, water tank, nozzle and humidification fan; Supporting base is made up of first half shell and later half shell, and later half shell is made up of lower half shell and upper half shell, and first half shell and lower half shell form and store chamber, upper end and form bearing; Humidifier is on base, and a conduit is by the nozzle that is arranged on fan head and humidifier communications.The bicipital combined electrical fan coordinated with humidifier in household electrical appliances, but they all do not realize the swing of the pendulum blade and multi-angle of each fan, to expand the windward side that human feeling arrives; They are not before rising wet gas current directly being imported fan blade by airway simultaneously.
Market also there is natural wind fan, has comprised fan, air humidifier, base, strut, hinged joint swing mechanism, fold mechanism and control unit; But it comprises 7 or 9 electric fans, takies volume larger; Hinged joint swing mechanism comprises multiple motor, bevel gear, comparatively complicated gear transmission mechanism, and reliability is low, and control overflow is high, and processing cost is high, is difficult to actual production; It uses direct current generator pivotal position to be difficult to determine, does not have the feasibility of practical application.
Existing electric fan has following deficiency: 1, existing fan is generally the form of single head or double end, but double end mode is upper and lower double end, can not form larger windward side in the horizontal direction; 2, the wind of existing fan blowout is generally the fan-shaped sweeping form of wind post or wind post, does not have the different amount of preposition pendulum leaf to swing, can not produce natural wind effect, accepts such wind for a long time unfavorable to health.A kind of natural wind fan is had to blow out natural wind, but its bevel gear transfer mechanism complex structure; 3, existing air quantity of fan is generally fixing determining under gear, does not have the electric fan that can be controlled air quantity by music.There is a kind of sound control fan, but multiple direct current generators of its use, and pivotal position can not ensure.And this sound control fan DC motor speed is higher, does not have corresponding gear; 4, existing electric fan generally selects gear, switch by button, even if there is distant control function, can only control gear, switch, dead time.
Summary of the invention
For prior art Problems existing, the utility model provides a kind of music fan becoming wind based on pendulum leaf.
The technical solution of the utility model is:
Become a music fan for wind based on pendulum leaf, comprise power unit, support unit, humidifying unit, pendulum leaf driver element and control unit;
Described power unit, comprise two fans, power unit is positioned at shell;
Described support unit, comprising: supporting structure and shell; Top and the outer casing bottom of supporting structure are fixed, and moisture inlet hole is left in the bottom of shell;
The moisture of described humidifying unit passes in shell by moisture inlet hole;
Described pendulum leaf driver element, comprising: front-axle beam, the back rest, stepping straight line lead screw motor, two optical axises, eight screw rods, six swing axiss, six fastening members, six rotating shafts, screw, dividing plate, six connecting sheets, six pendulum leaves;
Described front-axle beam, back beam structure are identical, are the long slab that cross section is " L " shape;
Described screw is tapped flange, this flange boss has four equally distributed mounting holes, screw in the middle part of front-axle beam, in the middle part of the back rest between;
Be connected by screw with four mounting holes of screw in the middle of described front-axle beam, in the middle of the back rest; The internal thread of screw is connected with the output shaft of stepping straight line lead screw motor;
Both, all through right side wall, the dividing plate of shell, fix by described eight screw rods;
Right side wall that is parallel between described two optical axises, shell is parallel with between dividing plate;
There is screw thread at the two ends of described rotating shaft, middle part is optical axis;
Described fastening member is two ends steel discs with holes, between swing axis, rotating shaft;
Described pendulum leaf is strip, and all there is mounting hole at two ends;
Described connecting sheet one end has interior threaded hole, is threaded connection with rotating shaft, and the connecting sheet the other end has pendulum leaf fixed hole, is fixed by bolt and pendulum leaf;
Described fastening member one end and swing axis are fixed by nut, and the fastening member the other end is connected by nut with rotating shaft one end; The rotating shaft the other end connects pendulum leaf by connecting sheet, and rotating shaft is rotated under swing axis drives;
Described control unit is installed on the support structure;
Described control unit, comprising: power module, audio playing module, LCD MODULE, Independent keys module, infrared remote control module, audio conversion module, AD modular converter, single-chip microcomputer and driving stepper motor module;
The output terminal of power module connects the feeder ear of the feeder ear of audio conversion module, the feeder ear of AD modular converter, the feeder ear of single-chip microcomputer, the feeder ear of driving stepper motor module and stepping straight line lead screw motor respectively;
The input end of audio playing module connects the output terminal of single-chip microcomputer, the output terminal of audio playing module connects the input end of audio conversion module, the output terminal of audio conversion module connects the input end of AD modular converter, the output terminal of AD modular converter connects the input end of single-chip microcomputer, the output terminal of single-chip microcomputer connects the input end of audio playing module respectively, the input end of LCD MODULE, the input end of driving stepper motor module, the output terminal of driving stepper motor module connects the input end of stepper motor, the output terminal of Independent keys module connects the input end of single-chip microcomputer, radio communication set up by infrared remote control module and single-chip microcomputer.
Further, described supporting structure comprises base, strut and humidifier fixed plate; Strut one end is arranged on base, and the strut the other end is arranged on outer casing bottom, and humidifier fixed plate is fixedly connected with strut, and humidifier is installed on humidifier fixed plate; Described control unit is arranged on strut.
Further, described fan comprises fan electromotor and blade; Two fan electromotors are connected with the rear wall of shell, and blade is connected with the output shaft of fan electromotor;
In two fan substantially horizontals, center point-blank.
Further, described humidifying unit, comprising: humidifier and airway; Airway one end connects the air outlet hole of humidifier, the moisture inlet hole that the bottom of airway the other end connected with outer casing is left.
Further, described pendulum leaf driver element, also comprises: electric machine support, four bracing struts, two linear ball bearings, six rolling bearing units;
Electric machine support is one piece and bends steel plate in 90 °, and its two planes formed are fixed with dividing plate, stepping straight line lead screw motor respectively;
Two linear ball bearings are all between front-axle beam, the back rest, and one of them linear ball bearing is between front-axle beam top, back rest top, and another linear ball bearing is between front-axle beam bottom, back rest bottom;
Each linear ball bearing comprises axis hole and installation base, and axis hole coordinates with optical axis, and linear ball bearing is slided up and down along optical axis, and on installation base, two symmetrical mounting holes are connected with front-axle beam, the back rest by bolt;
Four bracing struts to lay respectively on the right side of dividing plate and shell between inwall, there are two mounting holes at bracing strut two ends, be axis hole in the middle of bracing strut, four bracing struts one group between two, one group of bracing strut lays respectively at front-axle beam stroke limit position lateral ends and back rest stroke limit position lateral ends, and another group bracing strut to lay respectively at outside front-axle beam stroke limit position the other end outside the other end and back rest stroke limit position; The axis hole often organizing bracing strut fixes an optical axis, is locked on bracing strut by lock screw by optical axis;
Bracing strut is fixed on the right side inwall of shell by the mounting hole that eight screw rods are each passed through each bracing strut;
Three all through right side wall, bracing strut, the dividing plate of shell, fixes by every root screw rod;
Coordinate with the hole of rolling bearing units in the middle part of rotating shaft, locked by the lock screw on rolling bearing units inner ring.
Beneficial effect:
Music playing module can realize being played back by loudspeaker by audio-frequency information while audio-frequency information sends audio conversion module to, thus allows people hear music, loosens body and mind.LCD MODULE receives the play list information of the corresponding output of single-chip microcomputer, is presented on liquid crystal display panel, allows user understand the relevant information of current music easily.Independent keys module realizes manually selecting the function of control unit, can control the startup stopping of power supply and single-chip microcomputer to the selection of play list.Infrared remote control module realizes the manually remote function to control unit and selects, and can control the startup stopping of power supply and single-chip microcomputer to the selection of play list.The combination of Independent keys module and infrared remote control module, person easy to use selects control mode according to actual conditions, improves the reliability of manual control simultaneously.Adopt driving stepper motor realize pendulum leaf with music signal stable, swing fast, accurately, to reach natural wind effect.
Use opened loop control straight line lead screw motor electrical pulsing signal being changed into linear displacement.When non-overload, the rotating speed of motor, the position of stopping only depending on frequency and the umber of pulse of pulse signal, and not by the impact of load variations, when step actuator receives a pulse signal, it rotates a fixing angle with regard to driving straight line lead screw motor output shaft by the direction of setting, and its rotation runs step by step with fixing angle.Carry out controlled angle displacement amount by control impuls number, thus reach the object of accurately location; Controlled speed and the acceleration of the rotation of straight line lead screw motor simultaneously by control impuls frequency, thus reach the object of speed governing.
The utility model uses straight line lead screw motor to drive and has the following advantages:
1, the angle that motor rotates is proportional to umber of pulse, is easy to use single-chip microcomputer to control its driver module;
2, because the precision often walked is three to percent five percent, and thus the accumulation of error of a step can not there be is the repeatability of good positional accuracy and motion to next step;
3, start-stop fast and reversion response;
4, owing to not having brush, reliability is higher, long service life;
5, the response of motor is only determined by digital input pulse, thus can adopt opened loop control, and this makes the structure of motor can be fairly simple and control cost;
6, because speed is proportional to pulse frequency, wider speed range is thus had.
Adopt two small electric fan left-right situs, produce Parallel airflow, utilize pendulum leaf weave control air quantity and wind direction to form window type natural wind simultaneously; The amplitude that pendulum leaf swings can control according to the power of music rhythm, and the discomfort produced under people can be avoided to be in single air quantity, can bring again a kind of sensation of natural wind to people; Adopt air humidifier, not only can purify air, and temperature can be reduced by the evaporation of moisture; Infrared remote control module is adopted to choose different song, control switch, more convenient.
Accompanying drawing explanation
Fig. 1 is the music fan overall structure schematic diagram becoming wind based on pendulum leaf of the utility model embodiment;
Fig. 2 is the pendulum leaf structure of driving unit schematic diagram of the utility model embodiment;
Fig. 3 is the pendulum leaf driver element right elevation of the utility model embodiment;
Fig. 4 is that the pendulum leaf of the utility model embodiment becomes wind principle schematic, and (a) puts the air-out situation under leaf state of rest, the air-out situation under (b) little pivot angle swing state, the air-out situation under (c) big swing angle swing state;
Fig. 5 is the structured flowchart of the control unit of the utility model embodiment;
Wherein, 1-base, 2-strut, 3-humidifier fixed plate, 4-shell, 5-fan electromotor, 6 blades, 7 humidifiers, 8-airway, 9-electric machine support, 10-stepping straight line lead screw motor, 11-screw, 12-front-axle beam, the 13-back rest, 14-optical axis, 15-linear ball bearing, 16-bracing strut, 17-screw rod, 18-swing axis, 19-fastening member, 20-rotating shaft, 21-rolling bearing units, 22-dividing plate, 23-connecting sheet, 24-put leaf, 25 control units.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
Become a music fan for wind based on pendulum leaf, comprise power unit, support unit, humidifying unit, pendulum leaf driver element and control unit 25.
The music fan overall structure of wind is become as shown in Figure 1 based on pendulum leaf.
There is provided the power unit of power resources, comprise two fans, power unit is positioned at shell 4; Fan comprises fan electromotor 5 and blade 6; Two fan electromotors 5 are connected with the rear wall of shell 4, and blade 6 is connected with the output shaft of fan electromotor 5; In two fan substantially horizontals, center point-blank.
Fan electromotor 5 adopts YSZ-45W AC motor, is connected by the rear wall of screw with shell 4.Two fan blade are connected with motor shaft by lock washer, nut.
Play the support unit of skeletal support effect, comprising: supporting structure and shell 4; Fix bottom the top of supporting structure and shell 4, moisture inlet hole is left in the bottom of shell 4;
Supporting structure comprises base 1, strut 2 and humidifier fixed plate 3; Strut 2 one end is arranged on base 1, and strut 2 the other end is arranged on bottom shell 4, and humidifier fixed plate 3 is fixedly connected with strut 2, and humidifier 7 is installed on humidifier fixed plate 3; Control unit is arranged on strut 2.
In support unit, base 1 and strut 2 flange in the bottom are bolted, and humidifier fixed plate 3 and strut 2 are bolted.Humidifier fixed plate 3 liang of plate faces are mutually vertical, and one side is close to strut 2, another side has the hole that three uniform, and coordinates with three corresponding installation bases on humidifier 7 base, the gusset of humidifier fixed plate 3 centre plays a supportive role.Shell 4 is made up of five pieces of mutual bonding plastic boards, forms the cuboid housing towards open front.Shell 4 both sides plastic board is interior structural support, leaves internal structure mounting hole; Shell 4 rear plastic plate leaves motor mounting hole, strut attachment hole, air intake opening, and shell 4 bottom plastic plate leaves moisture inlet hole.
The moisture of humidifying unit passes in shell 4 by moisture inlet hole;
Improve the humidifying unit of fan blow out air humidity, comprising: humidifier 7 and airway 8; Airway 8 one end connects the air outlet hole of humidifier 7, the moisture inlet hole that the bottom of airway 8 the other end connected with outer casing 4 is left.
In humidifying unit, humidifier model is Yadu (YADU) SC-D014 ultrasonic humidifier.Base boss is inserted in the horizontal plate hole of humidifier fixed plate, easy disassembly.Airway one end connects humidifier air outlet hole, the other end connected with outer casing bottom inflow hole.Inlet hole position is in fan blade front lower place, and the gas that fan is blown out mixes with humid gas, improves the humidity of blow gas.
As shown in Figures 2 and 3, pendulum leaf driver element, realize pendulum leaf arbitrary form to swing, produce natural wind, this unit comprises: front-axle beam 12, the back rest 13,19, six rotating shafts 20 of stepping straight line lead screw motor 10, two optical axises 14, eight screw rods 17, six swing axiss 18, six fastening members, screw 11, dividing plate 22, six connecting sheets 23, six pendulum leaf 24;
Front-axle beam 12, the back rest 13 structure are identical, are the long slab that cross section is " L " shape; Front-axle beam 12, the back rest 13 are power transmission mechanisms, and middle and screw 11 is connected by screw, and by the effect promoted before and after screw 11, and this Driving force is passed to six swing axiss 18.Front-axle beam 12 also bears frictional force while promoting swing axis 18, needs to ensure that front-axle beam 12 rear surface has brighter and cleaner, and reduces frictional force by applying lubricant oil; On the other hand, front-axle beam 12 is easy to there is unbalance stress, the situation occurring tilting, reverse, and front-axle beam 12 two ends have been bolted two linear ball bearings 15, and linear ball bearing 15 coordinates with optical axis 14 and ensure that smooth running.
The back rest 13 and front-axle beam 12 structure, function are identical, unique difference is that the front and back position installed is different, front-axle beam 12 is installed as before the back rest 13, middle by screw 11 boss, linear ball bearing 15 boss interval, front-axle beam 12 and the back rest 13 interval form a long narrow space, six swing axiss 18, in this space, swing by the effect of front-axle beam 12, the back rest 13.Front-axle beam 12 and the back rest 13 ensure that six swing axis 18 rotation angles are identical, and adjacent swing axis 18 swaying direction is contrary.
Screw 11 is tapped flange, this flange boss has four equally distributed mounting holes, screw 11 in the middle part of front-axle beam 12, in the middle part of the back rest 13 between, make easy for installation, structure is compacter, firm;
Be connected by screw with four mounting holes of screw 11 in the middle of front-axle beam 12, in the middle of the back rest 13; The internal thread of screw 11 is connected with the output shaft of stepping straight line lead screw motor 10;
Both, all through right side wall, the dividing plate 22 of shell 4, fix by eight screw rods 17;
Right side wall that is parallel between two optical axises 14, shell 4 is parallel with between dividing plate 22;
There is screw thread at the two ends of rotating shaft 20, middle part is optical axis;
Totally two, optical axis 14, its upper and lower two ends and bracing strut 16 are fixed, and linear ball bearing 15 can slide on optical axis 14.
Fastening member 19 is two ends steel discs with holes, between swing axis 18, rotating shaft 20;
Pendulum leaf 24 is strip, and all there is mounting hole at two ends;
Connecting sheet 23 one end has interior threaded hole, is threaded connection with rotating shaft 20, and connecting sheet 23 the other end has pendulum leaf fixed hole, is fixed by bolt and pendulum leaf 24;
Fastening member 19 one end and swing axis 18 are fixed by nut, and fastening member 19 the other end is connected by nut with rotating shaft 20 one end; Rotating shaft 20 the other end connects pendulum leaf 24 by connecting sheet 23, and rotating shaft 20 is rotated under swing axis 18 drives;
Pendulum leaf driver element also comprises: electric machine support 9, four bracing struts 16, two linear ball bearings 15, six rolling bearing units 21;
Electric machine support 9 is one piece and bends steel plate in 90 °, and its two planes formed are fixed with dividing plate 22, stepping straight line lead screw motor 10 respectively, and wherein a plane is fixed by bolt and dividing plate 22, plays fixed electrical machinery support 9; Another plane is bolted stepping straight line lead screw motor 10, and there is motor axis hole in this face, and stepping straight line lead screw motor 10 exports rotary screw rod by this hole.
Stepping straight line lead screw motor 10 parameter: 42*39 100MM.This motor is linear electric motor, and output shaft is a length is the screw mandrel of 100mm, can accurately control electric machine rotation angle, meet the requirement of putting pendulum leaf 24 fine control bit by the input of pulse signal.It is fixed by electric machine support 9, exports screw mandrel and is connected by screw with the screw 11 be fixed in beam structure.
Linear ball bearing 15 is standard piece, two linear ball bearings 15 are all between front-axle beam 12, the back rest 13, and one of them linear ball bearing 15 is between front-axle beam 12 top, the back rest 13 top, another linear ball bearing 15 is between front-axle beam 12 bottom, the back rest 13 bottom; Linear ball bearing 15 endoporus coordinates with optical axis 14, can slide up and down along optical axis 14, two mounting holes are connected with front-axle beam 12, the back rest 13 by bolt, it is between front-axle beam 12, the back rest 13 both sides, make easy for installation, structure is compacter, firm, ensure that front-axle beam 12, the back rest 13 stable movement simultaneously.
Each linear ball bearing 15 comprises axis hole and installation base, and axis hole coordinates with optical axis 14, and linear ball bearing 15 is slided up and down along optical axis 14, and on installation base, two symmetrical mounting holes are connected with front-axle beam 12, the back rest 13 by bolt;
Four bracing struts 16 to lay respectively on the right side of dividing plate 22 and shell 4 between inwall, there are two mounting holes at bracing strut 16 two ends, be axis hole in the middle of bracing strut 16, four bracing struts 16 one group between two, one group of bracing strut 16 lays respectively at front-axle beam 12 stroke limit position lateral ends and the back rest 13 stroke limit position lateral ends, and another group bracing strut 16 to lay respectively at outside front-axle beam 12 stroke limit position the other end outside the other end and the back rest 13 stroke limit position; The axis hole often organizing bracing strut 16 fixes an optical axis 14, is locked on bracing strut 16 by lock screw by optical axis 14;
Bracing strut 16 is fixed on the right side inwall of shell 4 by the mounting hole that eight screw rods 17 are each passed through each bracing strut 16; Ensure that between two optical axises, parallel with between dividing plate of shell right panel.
Three all through right side wall, bracing strut 16, the dividing plate 22 of shell 4, fixes by every root screw rod 17;
Dividing plate 22 is parallel with shell 4 right sideboard, serves the effect of fixing stepping straight line lead screw motor 10 and fixing rolling bearing units 21.It is fixed by screw rod 17 and shell 4 right sideboard, instead of with shell 4 one or bonding with shell 4, be conveniently dismounting.
Coordinate with the hole of rolling bearing units 21 in the middle part of rotating shaft 20, locked by the lock screw on rolling bearing units 21 inner ring.
In pendulum leaf driver element, electric machine support 9 is connected with dividing plate by bolt, stepping straight line lead screw motor 10 is connected with electric machine support 9 by screw, the stepping lead screw motor of stepping straight line lead screw motor 10 to be models be 42*39 100MM, for the Power output of pendulum leaf driver element, output terminal is screw mandrel, is connected with screw 11 by screw thread, screw 11 is connected with front-axle beam 12, the back rest 13 by bolt, and wherein screw 11 is positioned in the middle of front-axle beam 12, the back rest 13.In order to ensure the steady of motion, the both sides of front-axle beam 12, the back rest 13 are bolted two linear ball bearings 15, and linear ball bearing 15 installation base is positioned in the middle of front-axle beam 12, the back rest 13.In pendulum leaf driver element, always have two optical axises, 14, four bracing struts, 16, eight screw rods 17.Two linear ball bearings 15 coordinate with two optical axises 14 respectively, and linear ball bearing 15 can slide along optical axis 14, and wherein, optical axis 14 play the guiding role.Every root optical axis 14 is fixed by the bracing strut 16 that two are positioned at optical axis 14 two ends, and the lock screw on bracing strut 16 by shaft locking, can limit sliding up and down and rotating of optical axis 14.Each bracing strut 16 is fixed on shell 4 right panel by two screw rods 17, nut.The convert rotational motion of stepping straight line lead screw motor 10 is front-axle beam 12, the back rest 13 moves simultaneously forward or backward.There is the swing axis 18 of 6 Spielpassung with it in the gap location of front-axle beam 12 and the back rest 13, swing axis 18, by the action of front-axle beam 12, the back rest 13 reciprocating thrust force, exists relative sliding and rotation with front-axle beam 12, the back rest 13.Swing axis 18, fastening member 19, rotating shaft 20, connecting sheet 23, pendulum leaf 24 5 are connected by nut or bolt, totally six groups, real in not having the entirety of relative movement after assembling.Wherein put leaf 24 and be positioned at fan blade front, two ends are connected with connecting sheet 23 respectively.Separately consider them for installation feasibility or the aspect such as ease, processing cost in design.Its shaft 20 coordinates with rolling bearing units 21, is fixed between rolling bearing units 21 inner ring and rotating shaft 20 by the lock screw on inner ring, and rolling bearing units 21 are bolted by the mounting hole at its two ends and dividing plate 22.Dividing plate 22 keeps keeping opposing parallel and position is fixed with shell 4 right panel by eight screw rods 17, nut.Here dividing plate 22 is not bonding with shell, is in order to easy accessibility, is convenient to maintenance.Such swing axis 18 is by the rotation changing rotating shaft 20, connecting sheet 23, pendulum leaf 24 self after front-axle beam 12, the back rest 13 pushing motion into, and pendulum leaf 24 is controlled with arbitrary swing, and the regular column wind that fan blows out is become natural wind.
The pendulum leaf of present embodiment becomes wind principle as shown in Figure 4, and fan blade is rotated and produced column Parallel airflow, blows to front pendulum leaf.Pendulum totally 6, leaf, static or swing meta is in level, and adjacent two panels pendulum leaf swaying direction is contrary, makes air-out closer to natural wind and easily realizes the control to air quantity.Fig. 4 has reacted the air-out situation in different pendulum leaf swing situation, and in Fig. 4 (a), pendulum leaf is static, and air output is maximum, maximum corresponding to volume of music, and when high water time appears in song, pendulum leaf is in this state; In Fig. 4 (b), pendulum leaf is in small angle oscillation state, and pivot angle scope is φ
1, now air output is comparatively large, and the continuous swing of pendulum leaf produces natural wind effect, corresponding to volume higher position in music; In Fig. 4 (c), pendulum leaf is in large angle pendulum state, pivot angle scope φ
2be greater than φ
1, locate more gently corresponding to music.Certainly, (a) (b) (c) just have chosen the several states in pendulum leaf swing process, actual pivot angle scope be according to volume of music situation realize from minimum 0 degree to maximum φ
2continually varying, the mild nature of the wind-force that people is experienced change.
As shown in Figure 5, control unit, comprising: power module, audio playing module, LCD MODULE, Independent keys module, infrared remote control module, audio conversion module, AD modular converter, single-chip microcomputer and driving stepper motor module;
Power module is the assembly power supply in control unit, wherein for audio conversion module carries the voltage of 12VAC and 14VAC, for AD conversion module provides 0 ~ 5VDC, for single-chip microcomputer provides the VDC of 5V, for driving stepper motor module provides the VDC of 5V, for straight line lead screw motor provides the VDC of 24V.
The model of music playing module is BY8001-16P, and it receives single-chip machine information instruction fetch RAM card audio file information, and carries out audio frequency broadcasting by connecting loudspeaker, and audio file information is exported to audio conversion module.
The model of audio conversion module is AUDIO2.0, and it receives the audio file information that music playing module exports, and converts the audio file information of input to 0 ~ 5V VDC, exports AD conversion module to.
The model of AD conversion module is ADC0809, converts 0 ~ 5V VDC (analog voltage) signal that audio conversion module exports to digital signal, and is exported to single-chip microcomputer.
The model of single-chip microcomputer is STC89C52.Its signal is originated and is had two: 1, receive the digital signal that AD conversion module exports, be divided into the dutycycle of corresponding stage regulation output square wave, then the square wave of this different duty is outputted to driving stepper motor module according to the size of collection signal.2, receiving the control information of Independent keys module, according to the conversion between the different music track of artificial input information realization, corresponding information being presented at exporting music playing module to after information processing corresponding for button on liquid crystal display panel simultaneously.
Independent keys module realizes manually selecting the function of control unit, can control the startup stopping of power supply and single-chip microcomputer to the selection of play list.
Infrared remote control module realizes selecting the function of control unit at a distance, can control the startup stopping of power supply and single-chip microcomputer to the selection of play list.
The model of LCD MODULE is 12864, and it receives the play list information of the corresponding output of single-chip microcomputer, is presented on liquid crystal display panel.
Main employing TB6560 driving chip in stepper motor driving circuit, it receives the control signal that single-chip microcomputer exports, and after process, output drive signal is to straight line lead screw motor, the work of driving straight line lead screw motor.
Stepping straight line lead screw motor, the output signal receiving driving stepper motor module is rotated, and rotates to drive to be connected the rectilinear movement driving beam mass motion with screw by screw axis.Straight line lead screw motor with the corresponding rotation speed operation of audio voltage, thus realizes the function of audio frequency control pendulum leaf motion.Fan due to two is arranged to the form of window, and coordinate the pendulum leaf motion of fan, the wind that just can realize blowing out is the natural wind of window.
The output terminal of power module connects the feeder ear of the feeder ear of audio conversion module, the feeder ear of AD modular converter, the feeder ear of single-chip microcomputer, the feeder ear of driving stepper motor module and stepping straight line lead screw motor respectively;
The input end of audio playing module connects the output terminal of single-chip microcomputer, the output terminal of audio playing module connects the input end of audio conversion module, the output terminal of audio conversion module connects the input end of AD conversion module, the output terminal of AD conversion module connects the input end of single-chip microcomputer, the output terminal of single-chip microcomputer connects the input end of audio playing module respectively, the input end of LCD MODULE, the input end of driving stepper motor module, the output terminal of driving stepper motor module connects the input end of stepping straight line lead screw motor, the output terminal of Independent keys module connects the input end of single-chip microcomputer, radio communication set up by infrared remote control module and single-chip microcomputer.
Become the controlling method of the music fan of wind based on pendulum leaf, comprise the following steps:
Step 1: audio playing module receives single-chip machine information instruction fetch RAM card audio file information, and carry out audio frequency broadcasting by connecting loudspeaker;
Step 2: audio file is converted to 0 ~ 5V VDC digital signal export single-chip microcomputer to through audio conversion module, AD modular converter;
Step 3: single-chip microcomputer carries out filtering, denoising to the received signal, and produce Signal transmissions that control step straight line lead screw motor rotates and reverse to driving stepper motor module;
Step 4: single-chip microcomputer produces different control voltage output signals according to the intensity of audio file and frequency and transfers to driving stepper motor module;
Step 5: the change that driving stepper motor module presses music frequency by the output shaft of control step straight line lead screw motor is rotated, drive front-axle beam, the back rest to move linearly forward or backward simultaneously, thus making pendulum leaf according to the swing of music frequency multi-angle, pendulum leaf swaying direction is corresponding with the sense of rotation of stepping straight line lead screw motor;
Step 6: the startup controlling power supply by Independent keys module or infrared remote control module stops and selection to displaying audio file, and by audio file information that LCD MODULE displays the play;
Step 7: humidifying unit continues to fan front conveying moisture in pendulum leaf swing process;
Step 8: when fan shuts down, pendulum leaf forwards parallel position to and humidifying unit quits work.
Claims (5)
1. become a music fan for wind based on pendulum leaf, it is characterized in that: comprise power unit, support unit, humidifying unit, pendulum leaf driver element and control unit;
Described power unit, comprises two fans, and power unit is positioned at shell (4);
Described support unit, comprising: supporting structure and shell (4); The top of supporting structure and shell (4) bottom are fixed, and moisture inlet hole is left in the bottom of shell (4);
The moisture of described humidifying unit passes in shell (4) by moisture inlet hole;
Described pendulum leaf driver element, comprising: front-axle beam (12), the back rest (13), stepping straight line lead screw motor (10), two optical axises (14), eight screw rods (17), six swing axiss (18), six fastening members (19), six rotating shafts (20), screw (11), dividing plate (22), six connecting sheets (23), six pendulum leaf (24);
Described front-axle beam (12), the back rest (13) structure are identical, are the long slab that cross section is " L " shape;
Described screw (11) is tapped flange, this flange boss has four equally distributed mounting holes, and screw (11) is positioned between front-axle beam (12) middle part, the back rest (13) middle part;
Be connected by screw with four mounting holes of screw (11) in the middle of front-axle beam (12), in the middle of the back rest (13); The internal thread of screw (11) is connected with the output shaft of stepping straight line lead screw motor (10);
Both all through right side wall, the dividing plate (22) of shell (4), fix by described eight screw rods (17);
Right side wall that is parallel between described two optical axises (14), shell (4) is parallel with between dividing plate (22);
There is screw thread at the two ends of described rotating shaft (20), middle part is optical axis;
Described fastening member (19) is two ends steel disc with holes, is positioned between swing axis (18), rotating shaft (20);
Described pendulum leaf (24) is strip, and all there is mounting hole at two ends;
Described connecting sheet (23) one end has interior threaded hole, is threaded connection with rotating shaft (20), and connecting sheet (23) the other end has pendulum leaf fixed hole, is fixed by bolt and pendulum leaf (24);
Described fastening member (19) one end and swing axis (18) are fixed by nut, and fastening member (19) the other end is connected by nut with rotating shaft (20) one end; Rotating shaft (20) the other end connects pendulum leaf (24) by connecting sheet (23), and rotating shaft (20) is rotated under swing axis (18) drives;
Described control unit is installed on the support structure;
Described control unit, comprising: power module, audio playing module, LCD MODULE, Independent keys module, infrared remote control module, audio conversion module, AD modular converter, single-chip microcomputer and driving stepper motor module;
The output terminal of power module connects the feeder ear of the feeder ear of audio conversion module, the feeder ear of AD modular converter, the feeder ear of single-chip microcomputer, the feeder ear of driving stepper motor module and stepping straight line lead screw motor respectively;
The input end of audio playing module connects the output terminal of single-chip microcomputer, the output terminal of audio playing module connects the input end of audio conversion module, the output terminal of audio conversion module connects the input end of AD modular converter, the output terminal of AD modular converter connects the input end of single-chip microcomputer, the output terminal of single-chip microcomputer connects the input end of audio playing module respectively, the input end of LCD MODULE, the input end of driving stepper motor module, the output terminal of driving stepper motor module connects the input end of stepper motor, the output terminal of Independent keys module connects the input end of single-chip microcomputer, radio communication set up by infrared remote control module and single-chip microcomputer.
2. the music fan becoming wind based on pendulum leaf according to claim 1, it is characterized in that, described supporting structure comprises base (1), strut (2) and humidifier fixed plate (3); Strut (2) one end is arranged on base (1), and strut (2) the other end is arranged on shell (4) bottom, and humidifier fixed plate (3) is fixedly connected with strut (2), and humidifier (7) is installed on humidifier fixed plate (3); Described control unit is arranged on strut (2).
3. the music fan becoming wind based on pendulum leaf according to claim 1, it is characterized in that, described fan comprises fan electromotor (5) and blade (6); Two fan electromotors (5) are connected with the rear wall of shell (4), and blade (6) is connected with the output shaft of fan electromotor (5);
In two fan substantially horizontals, center point-blank.
4. the music fan becoming wind based on pendulum leaf according to claim 1, it is characterized in that, described humidifying unit, comprising: humidifier (7) and airway (8); Airway (8) one end connects the air outlet hole of humidifier (7), the moisture inlet hole that the bottom of airway (8) the other end connected with outer casing (4) is left.
5. the music fan becoming wind based on pendulum leaf according to claim 1, it is characterized in that, described pendulum leaf driver element, also comprises: electric machine support (9), four bracing struts (16), two linear ball bearings (15), six rolling bearing units (21);
Electric machine support (9) is one piece and bends steel plate in 90 °, and its two planes formed are fixed with dividing plate (22), stepping straight line lead screw motor (10) respectively;
Two linear ball bearings (15) are all positioned between front-axle beam (12), the back rest (13), and one of them linear ball bearing (15) is positioned between front-axle beam (12) top, the back rest (13) top, another linear ball bearing (15) is positioned between front-axle beam (12) bottom, the back rest (13) bottom;
Each linear ball bearing (15) comprises axis hole and installation base, axis hole coordinates with optical axis (14), linear ball bearing (15) is slided up and down along optical axis (14), and on installation base, two symmetrical mounting holes are connected with front-axle beam (12), the back rest (13) by bolt;
Four bracing struts (16) lay respectively between dividing plate (22) and shell (4) right side inwall, there are two mounting holes at bracing strut (16) two ends, be axis hole in the middle of bracing strut (16), four bracing struts (16) one group between two, one group of bracing strut (16) lays respectively at front-axle beam (12) stroke limit position lateral ends and the back rest (13) stroke limit position lateral ends, and another group bracing strut (16) to lay respectively at outside front-axle beam (12) stroke limit position the other end outside the other end and the back rest (13) stroke limit position; The axis hole often organizing bracing strut (16) fixes an optical axis (14), is locked on bracing strut (16) by lock screw by optical axis (14);
Bracing strut (16) is fixed on the right side inwall of shell (4) by the mounting hole that eight screw rods (17) are each passed through each bracing strut (16);
Three all through right side wall, bracing strut (16), the dividing plate (22) of shell (4), fixes by every root screw rod (17);
Rotating shaft (20) middle part coordinates with the hole of rolling bearing units (21), is locked by the lock screw on rolling bearing units (21) inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057550.7U CN204511924U (en) | 2015-01-27 | 2015-01-27 | A kind of music fan becoming wind based on pendulum leaf |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057550.7U CN204511924U (en) | 2015-01-27 | 2015-01-27 | A kind of music fan becoming wind based on pendulum leaf |
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| Publication Number | Publication Date |
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| CN204511924U true CN204511924U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520057550.7U Expired - Fee Related CN204511924U (en) | 2015-01-27 | 2015-01-27 | A kind of music fan becoming wind based on pendulum leaf |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612988A (en) * | 2015-01-27 | 2015-05-13 | 东北大学 | Music fan based on swing blade air changing and control method of music fan based on swing blade air changing |
-
2015
- 2015-01-27 CN CN201520057550.7U patent/CN204511924U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612988A (en) * | 2015-01-27 | 2015-05-13 | 东北大学 | Music fan based on swing blade air changing and control method of music fan based on swing blade air changing |
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