CN1334406A

CN1334406A - Fan with cyclic timing function

Info

Publication number: CN1334406A
Application number: CN 01127659
Authority: CN
Inventors: 宋志辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-07-20
Filing date: 2001-07-20
Publication date: 2002-02-06

Abstract

A fan with cyclic timing function is composed of fan blades, drive motor and control circuit, and features that said control circuit consists of CPU with timing function, running time set-up unit, stop time set-up unit, number-of-cycles set-up unit and memory unit. It can automatically perform the cyclic operation of turn-on and turn-off.

Description

The fan of band cyclic timing function

Technical field

The present invention relates to fan, more particularly, relate to a kind of regularly fan of startup-shutdown function of circulation that has.

Background technique

During the broiling summer, electric fan is all much lower than air-conditioning because of its cost and power consumption, so its use is extensive especially.But the long-time use electric fan that continues can make people obviously not feel well, even causes bigger harm to human body, particularly to the elderly and children, even the natural wind of simulation or sleep wind also should not use for a long time.Regularly shut down function so existing electric fan and air conditioning fan generally all have, its method is to preestablish the time span that needs operation by an electronics or mechanical timer, and is when reach the time span that sets working time, out of service at once.

Regularly shut down function and when using electric fan, brought convenience for people, it in using electricity wisely, avoid blowing for a long time and positive role arranged aspect the harm that electric fan brings to human body.But the simple function of regularly shutting down can not satisfactory solution reduce body temperature and the contradiction of avoiding electric fan harm.Particularly at night of torridity summer; after electric fan was regularly shut down, regular meeting woke up from sleep because of heating and atmosphere draught-free during people, started electric fan and regularly once more; had a strong impact on people's sleep quality, the function of electric fan is fully used.

Because electric fan is to reduce people's shell temperature by increasing indoor air flows, and itself can not reduce room temperature significantly, so it can not control its loop stop and operation automatically as air-conditioning with temperature transducer.

In addition, the wide geographic area to the north of China the Changjiang river has a lot of families to use warm braw fan (electric heater) in winter, and existing warm braw fan has the timing shutdown function, the similar problem that also exists the above electric fan to face at the night in cold winter equally.One: human body is accepted easier the causing of brushing of hot blast for a long time and is not accommodated infringement; Two: night, in a single day the work of warm braw fan stopped, and room temperature can descend fast, have a strong impact on sleep quality or endanger healthy, particularly old man and children; Three: warm braw fan consumed power is very big, generally all more than 1000W, opens the user cost that the warm braw fan can increase the Consumer greatly whole night, and reduces working life.

So the warm braw fan of band cyclic timing function has great practical value equally.

Summary of the invention

The technical problem to be solved in the present invention is, at the above-mentioned shortcoming of existing fan, develops a kind of fan with circulation timing startup-shutdown function, to give full play to the effect of fan, guarantees people's work and sleep quality.

The fan here comprises similar products such as common cool breeze fan, air conditioning fan, warm braw fan.So-called circulation regularly; working time, stop time and cycle-index that fan can be set by the user; the cycling of automatically perform operation, shutting down, also can manually be controlled shutdown certainly in the process of implementation at autostop when reaching the cycle-index of setting.

Technical program of the present invention lies in, a kind of fan with cyclic timing function, comprise flabellum, drive motor and control circuit, it is characterized in that, described control circuit comprises the CPU with timing function, setup unit working time that is connected with described CPU, stop time setup unit and cycle-index setup unit also comprise being connected the storage unit that is used to store by the setting command of described three setup units input with described CPU.

Wherein, described each setup unit comprises button and status indicator.Described control circuit can also comprise wind speed setup unit and the wind class setup unit that is connected with described CPU.

In the present invention, described CPU can adopt HT48R30A; This moment, described operation, stop time setup unit and cycle-index setup unit comprised tutorial light working time, stop time tutorial light and cycle-index tutorial light respectively, and a shared loop control button, one time/number of times button and a plurality of time/number of times tutorial light; Wherein first to four tutorial light represent 10 minutes respectively/1 time, 30 minutes/2 times, 1 hour/4 times, 2 hours/8 times.

When CPU adopted HT48R30A, described wind speed setup unit comprised a start/wind speed key with start and wind speed regulatory function, also comprises three tutorial light that are used to indicate high, medium and low wind speed shelves; Described wind class setup unit comprises a wind generic key, also comprises three tutorial light that are used to indicate sleep wind, natural wind, common wind.

Technological scheme of the present invention may be implemented in electric fan, also may be implemented in air conditioning fan, warm braw fan or other similar products.Electric fan or air conditioning fan can be by working time, stop time and the cycle-indexes of user's setting; the cycling of automatically perform operation, shutting down; autostop when reaching the cycle-index of setting can be given full play to the effect of fan, guarantees people's work and sleep quality.

Below in conjunction with drawings and Examples, the invention will be further described.

Description of drawings

Fig. 1 is circulate the regularly theory diagram of electric fan of the present invention;

Fig. 2 is circulate a regularly embodiment's the circuit theory diagrams of electric fan of the present invention;

Fig. 3 is regularly electric fan embodiment's a control panel schematic representation of circulation shown in Fig. 1;

Fig. 4 is regularly electric fan embodiment's a control flow chart of circulation shown in Fig. 1.

The specific embodiment

Be illustrated in figure 1 as the theory diagram of circulation timing electric fan of the present invention, as can be seen from the figure, this fan has increased cyclic timing function on the basis of conventional fan, comprises being connected respectively setup unit 2 running time, dwell time setup unit 3, cycle-index setup unit 4 and memory cell 9 with the CPU1 with timing function. All be stored in the memory cell 9 after CPU1 processes by the control instruction that running time, setup unit 2, dwell time setup unit 3, cycle-index setup unit 4, wind speed setup unit 7 and wind class setup unit 8 were imported, CPU1 outputs to again drive motors 6 of motor circuit 5 read control instruction from memory cell 9 after again, makes the fan can be by user's setting work.

In an embodiment of the present invention, adopt Taiwan to contain the micro-chip processor of group semiconductor company, its model is HT48R30A, this chip internal is integrated memory and have timer function, fully use Interruption and the I/O pin of this micro-chip processor, when can make electric fan have the functions such as kind selection of wind speed selection, wind, also has cyclic timing function.

The circuit theory of embodiment as shown in Figure 2, wherein: output pin LED1-3/SP1-3 has two kinds of functions, SP1-3 exports the drive motors that is connected to fan as strength control on the one hand, its output signal is used for high, medium and low three kinds of rotating speeds of control motor, and LED1-3 represents respectively the indicator lamp of high, medium and low third gear wind speed on the other hand; LED4-7 be time/the number of times indicator lamp, represent respectively 10 minutes/1 time, 30 minutes/2 times, 1 hour/4 times and 2 hours/8 times; LED8-10 is the loop control indicator lamp, represents respectively running time, dwell time and cycle-index; LED11-13 represents respectively sleeping wind, natural wind and common wind for output wind class indicator lamp; LED14/SWC has two kinds of functions, and the SWC output signal is used for the rotation of control inducer or stops (i.e. output swing shifting wind or unidirectional wind) on the one hand, and LED14 represents wind-guiding control indicator lamp on the other hand; BUZZ is buzzer output; Be connected a standard 32.768K crystal oscillator between OSC0 and the OSC1. As can be seen from Figure 2, the positive pole of LED4-13 is all received positive source VDD by a resistance.

As can be seen from Figure 2, button realizes that with six input pins the other end of six press keys all is connected to the VSS pin of chip, and wherein TIME-CONTROL is the loop control key; TIME be time/the number of times key; MODE is wind class options button; SW wind-guiding start-stop key; OPEN/SPEED start/wind speed options button; CLOSE is closing key.

The control panel of embodiment as shown in Figure 3, wherein, corresponding high, medium and low three indicator lamps below " opening/wind speed " key; Corresponding sleeping wind, natural wind, three kinds of indicator lamps of common wind below " wind class " key; Corresponding cycle-index below " loop control " key, dwell time, running time three indicator lamps; Corresponding four indicator lamps below " time/number of times " key; The right also is provided with " wind-guiding " key, wind-guiding indicator lamp and " shutdown " key.

The control flow of circulation timing electric fan as shown in Figure 4 among the embodiment, its principle is microprocessor real-time response user's button operation, according to the button of identifying, corresponding control instruction (wind speed of user selection, the kind of wind, running time, dwell time, cycle-index and switching on and shutting down etc.) is recorded in the corresponding memory cell. Microprocessor carries out work according to these instructions of recording subsequently, reaches the effective control to electric fan.

As can be seen from Figure 4 press respectively six execution flow processs behind the key:

1) when pressing " opening/wind speed " key, if the current stopped status that is in, the Default Value running status of then starting shooting and entering low speed, common wind, loop control this moment is set condition running time; If the current open state that is in is then changed between three kinds of wind speed according to basic, normal, high, low order, whenever by then change once next time, be in the middling speed state before supposing to press, will enter fast state after then pressing.

2) when pressing " wind-guiding " key, between start and stop wind-guiding function, change.

3) when pressing " shutdown " key, if currently be in running status then carry out and shut down action, otherwise do not carry out any action.

4) when pressing " wind class " key, change between three types wind according to the order of common wind, sleeping wind, natural wind, common wind, whenever by then change once next time.

5) when pressing " loop control " key, change between three kinds of set-up functions according to the order that set running time, dwell time is set, cycle-index is set, set running time, whenever press next time then conversion once.

6) when pressing " time/number of times " key, at first judge current be in setting running time, dwell time setting or cycle-index setting, if be in the dwell time set condition, then whenever by just between 16 kinds of states by four combinations in 10 minutes, 30 minutes, 1 hour, 2 hours, change next time, for example when three indicator lamps were bright in 10 minutes, 30 minutes, 2 hours, the expression time set was 2 hours 40 minutes; Suppose the current number of times set condition that is in, then whenever by just the 16 kinds of states (0 to 15 time) by 1 time, 2 times, 4 times, 8 times four combinations, change next time.

Be that technical scheme of the present invention is implemented on electric fan among the top embodiment, we also can will be imposed in air cooler, hot fan or other similar products. In addition, also the control panel in above-described embodiment can be located on the remote controller, remote controller is connected by wireless signal with the fan governor circuit, also can reach same control purpose.

Fan of the present invention is not increasing on the basis of product cost substantially, take full advantage of the programmable control function of microprocessor, for the user has increased practical cyclic timing function, may be implemented in electric fan, also applicable to air cooler, can either make room air usually keep flow regime, reduce the human surface temperature, can avoid again simultaneously human body to be in for a long time in the electric fan wind environment and cause do not accommodate harm, be particularly suitable for summer and winter (air cooler warm braw cyclic timing function) sleep at night and old man and children, greatly promoted the use value of electric fan (air cooler).

Claims

1, a kind of fan with cyclic timing function, comprise flabellum, drive motor and control circuit, it is characterized in that, described control circuit comprises the CPU with timing function, setup unit working time that is connected with described CPU, stop time setup unit and cycle-index setup unit also comprise being connected the storage unit that is used to store by the setting command of described three setup units input with described CPU.

2, the fan of band cyclic timing function according to claim 1 is characterized in that, described each setup unit comprises button and status indicator.

3, the fan of band cyclic timing function according to claim 2 is characterized in that, described control circuit also comprises wind speed setup unit and the wind class setup unit that is connected with described CPU.

4, the fan of band cyclic timing function according to claim 3 is characterized in that, described CPU can adopt the HT48R30A microprocessor chip; Described operation, stop time setup unit and cycle-index setup unit comprise tutorial light working time, stop time tutorial light and cycle-index tutorial light respectively, and a shared loop control button, one time/number of times button and a plurality of time/number of times tutorial light.

5, the fan of band cyclic timing function according to claim 4, it is characterized in that, described fan comprises four described times/number of times tutorial light, first to four tutorial light represent 10 minutes respectively/and 1 time, 30 minutes/2 times, 1 hour/4 times, 2 hours/8 times.

6, the fan of band cyclic timing function according to claim 4 is characterized in that, described wind speed setup unit comprises a start/wind speed key with start and wind speed regulatory function, also comprises three tutorial light that are used to indicate high, medium and low wind speed shelves; Described wind class setup unit comprises a wind generic key, also comprises three tutorial light that are used to indicate sleep wind, natural wind, common wind.

According to the fan of each described band cyclic timing function among the claim 1-6, it is characterized in that 7, described each button and tutorial light all are arranged on the remote controller.