CN209856082U - Self-adaptive speed regulator of electric fan - Google Patents
Self-adaptive speed regulator of electric fan Download PDFInfo
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- CN209856082U CN209856082U CN201920007023.3U CN201920007023U CN209856082U CN 209856082 U CN209856082 U CN 209856082U CN 201920007023 U CN201920007023 U CN 201920007023U CN 209856082 U CN209856082 U CN 209856082U
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- relay
- voltage regulating
- regulating circuit
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- speed regulator
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 37
- 230000001276 controlling effect Effects 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000003044 adaptive effect Effects 0.000 claims 9
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an electric fan self-adaptation speed regulator, this speed regulator contains: relay, voltage regulating circuit, singlechip, range finding sensor, display panel and power. One end of the relay is externally connected with an alternating current power supply, and the other end of the relay is electrically connected with the voltage regulating circuit; the single chip microcomputer is electrically connected with both the relay and the voltage regulating circuit and is used for controlling the action of the relay contact and the magnitude of the output voltage of the voltage regulating circuit. The distance measuring sensor is electrically connected with the single chip microcomputer, the distance measuring sensor transmits measured distance data of the human body and the fan to the single chip microcomputer, the single chip microcomputer controls the voltage regulating circuit to output voltage according to the corresponding voltage regulating signals matched with the distance data in the automatic mode, and the relay is controlled to be disconnected according to set time.
Description
Technical Field
The utility model relates to a speed regulator, concretely relates to electric fan self-adaptation speed regulator.
Background
The electric fan is a common air supply and cooling electric appliance in families. People often gather together in summer and are cooled by the oscillating electric fan. However, the traditional oscillating fan mostly adopts mechanical devices for setting speed function gears and time gears, and the defects of the mechanical devices such as service life and poor contact are not considered, and more, the speed cannot be automatically adjusted. Because people have different requirements on the cooling speed of the fan, when a plurality of people cool around the fan at the same time, the requirement of the plurality of people can not be met by a fixed wind speed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric fan self-adaptation speed regulator, this speed regulator have solved the problem that current fan can not automatic speed governing, can realize automatic speed governing according to the distance of people with the fan.
In order to achieve the above object, the utility model provides an electric fan self-adaptation speed regulator, this speed regulator contains: relay, voltage regulating circuit, singlechip, range finding sensor, display panel and power.
One end of the relay is externally connected with an alternating current power supply, and the other end of the relay is electrically connected with the voltage regulating circuit; the single chip microcomputer is electrically connected with the relay and the voltage regulating circuit and is used for controlling the action of the relay contact and the magnitude of the output voltage of the voltage regulating circuit.
The display panel is provided with: a time button, a wind speed button, a mode button and a display; the mode button is used for selecting an automatic mode or a manual mode; the time button, the wind speed button, the mode button and the display are electrically connected with the single chip microcomputer, the single chip microcomputer receives time data signals, wind speed data signals and mode data signals which are respectively transmitted by the time button, the wind speed button and the mode button, transmits the signals to the display to be displayed, controls the output voltage of the voltage regulating circuit according to the mode data signals and the wind speed data signals, the voltage regulating circuit is electrically connected with a single-phase alternating current asynchronous motor of the electric fan to realize the wind speed regulation of the electric fan, and the single chip microcomputer controls the relay to be disconnected according to the time data signals.
The distance measuring sensor is electrically connected with the single chip microcomputer, the distance measuring sensor transmits measured distance data of the human body and the fan to the single chip microcomputer, the single chip microcomputer controls the voltage regulating circuit to output voltage according to the corresponding voltage regulating signals matched with the distance data in the automatic mode, and the relay is controlled to be switched off according to set time.
Preferably, the relay is a normally open relay.
Preferably, the normally open relay comprises: normally open double contact single-pole single-throw relay.
Preferably, the contact capacity of the relay is 220V and 5A.
Preferably, the voltage regulating circuit adopts a single-phase AC-AC conversion circuit.
Preferably, the ranging sensor comprises: infrared laser sensors or ultrasonic sensors.
Preferably, the external alternating current power supply is a 220V alternating current power supply.
Preferably, the single chip microcomputer sets distance data of a plurality of gears and a pressure regulating signal corresponding to each gear, and is used for receiving the distance data sent by the distance measuring sensor in the automatic mode, automatically matching the distance data and switching the gears; the wind speed button is used to select a gear in a manual mode.
Preferably, the distance data of each gear is a range, and the distance between the maximum value and the minimum value of each range is 30 cm.
Preferably, 16 gears are provided.
The utility model discloses an electric fan self-adaptation speed regulator has solved the problem that current fan can not automatic speed governing, has following advantage:
the utility model discloses an electric fan self-adaptation speed regulator has realized realizing automatic speed regulation according to the distance of people with the fan through range sensor, singlechip and voltage regulating circuit, and the different gears of the steerable difference of singlechip realize the regulation of different wind speeds apart from in addition, has satisfied people's multiple demand. Also, the wind speed and time may be manually adjusted through a manual mode. In any mode, as long as the set time is up, the relay contact is disconnected, the speed regulator is automatically closed, and the system stops working.
Drawings
Fig. 1 is a schematic structural diagram of a self-adaptive speed regulator of an electric fan according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an electric fan self-adaptation speed regulator, as shown in figure 1, for the utility model discloses an electric fan self-adaptation speed regulator's schematic structure diagram, this speed regulator contains: relay 1, voltage regulating circuit 2, singlechip 3, range sensor 4 and display panel 5.
Wherein, one end of the relay 1 is externally connected with an alternating current power supply, and the other end is electrically connected with the voltage regulating circuit 2; the single chip microcomputer 3 is electrically connected with both the relay 1 and the voltage regulating circuit 2 and is used for controlling the contact action of the relay 1 and the magnitude of the output voltage of the voltage regulating circuit 2. Specifically, after the relay 1 is closed, the external alternating current power supply is connected to the voltage regulating circuit 2 through the contact of the relay 1, the single chip microcomputer 3 is used as a speed regulating main control unit, and distance data are acquired in real time according to the distance measuring sensor 4, so that the controlled voltage regulating circuit 2 can output a variable voltage value according to the distance and regulate output voltage in real time, the rotating speed of the fan is adjusted in a self-adaptive mode, and the effect of wind speed variable due to the distance is further achieved.
The display panel 5 is provided with: a time button 51, a wind speed button 52, a mode button 53 and a display 54; the mode button 53 is used to select an automatic mode or a manual mode; the time button 51, the wind speed button 52, the mode button 53 and the display 54 are all electrically connected with the single chip microcomputer 3, the single chip microcomputer 3 receives time data signals, wind speed data signals and mode data signals which are respectively transmitted by the time button 51, the wind speed button 52 and the mode button 53, the signals are transmitted to the display 54 to be displayed, the output voltage of the voltage regulating circuit 2 is controlled according to the mode data signals and the wind speed data signals, the voltage regulating circuit 2 is electrically connected with a single-phase alternating current asynchronous motor of the electric fan to realize the wind speed regulation of the electric fan, and the single chip microcomputer 3 controls the relay 1 to be disconnected according to the time data signals. The display is an I2C interfaced OLED12864 display.
The distance measuring sensor 4 is electrically connected with the single chip microcomputer 3, the distance measuring sensor 4 transmits measured distance data of a human body and the fan to the single chip microcomputer 3, the single chip microcomputer 3 matches corresponding voltage regulating signals according to the distance data in an automatic mode to control the output voltage of the voltage regulating circuit 2, the voltage regulating circuit 2 is electrically connected with a single-phase alternating current asynchronous motor of the electric fan to realize the wind speed regulation of the electric fan, and the relay 1 is controlled to be disconnected according to set time.
The model of the single chip microcomputer 3 is STC12C5a60S2, which can provide direct current for an internal digital circuit of the single chip microcomputer 3 through a 5V power supply 6, and the 5V power supply 6 can convert 220V external alternating current power supply into 5V direct current for output, which is a known technology in the art and is not described herein.
The distance measuring sensor 4 may be provided on the top of the electric fan.
According to the utility model discloses an embodiment, relay 1 is normally open relay. Initially, the relay contacts are closed to power the fan, which is in an automatic mode.
According to the utility model discloses an embodiment, normally open relay contains: normally open double contact single-pole single-throw relay.
According to the utility model discloses an embodiment, the contact capacity of relay 1 selects 220V, 5A.
According to the utility model discloses an embodiment, voltage regulating circuit 2 adopts single-phase AC-AC converting circuit, adopts the size that utilizes the chopping voltage regulation principle control output voltage of exchanging.
According to the utility model discloses an embodiment, range sensor 4 contains: infrared laser sensors or ultrasonic sensors. The infrared laser sensor is a DELIDAR-TOF laser radar TFmini micro single-point ranging module, and the ultrasonic sensor is an HC-SR04 ultrasonic module.
According to an embodiment of the present invention, the external ac power source is a 220V ac power source.
According to an embodiment of the present invention, the single chip microcomputer 3 sets the distance data of a plurality of gears and the corresponding voltage-regulating signal of each gear, and the single chip microcomputer 3 is used for receiving the distance data sent by the distance measuring sensor 4 in the automatic mode, automatically matching the distance data, and switching the gears; the wind speed button 52 is used to select a gear in the manual mode.
According to an embodiment of the present invention, the distance data of each gear is a range, and the distance between the maximum value and the minimum value of each range is 30cm, for example, the distance data range of 1 gear is 1-30 cm, and the distance data range of 2 gears is 31-60 cm … … 16, and the distance data range of 16-30 cm-16 cm. The fan wind speed distance curve is nonlinear, and sometimes the close or far distance does not achieve obvious cooling effect. Based on this principle, we designed the fan controller to adjust the motor voltage according to the distance of the 30cm segment, changing the wind speed so that the wind speed also has a certain segment value.
According to the utility model discloses an embodiment, the gear is equipped with 16, is 1 ~ 16 shelves respectively.
The utility model discloses a working principle of self-adaptation speed regulator of electric fan specifically as follows:
in an automatic mode, a relay contact is in a closed state to supply power to a fan, the singlechip 3 reads the value of the distance measuring sensor 4 in real time within set time, sends a voltage regulating signal B with a certain gear according to the distance value, and changes the output voltage of the voltage regulating circuit 2, wherein the output voltage and the distance value are in an inverse proportion relation, namely the smaller the distance is, the faster the fan rotating speed is; similarly, the greater the distance, the lower the fan speed. The automatic mode not only can be suitable for one person, but also can be used for multiple persons, and the mode is electricity-saving and efficient. The wind speed is automatically adjusted according to the information of the distance between the fan and the person, which is measured by the distance sensor in real time, no matter a single person or a plurality of persons.
If the user wants to exit the automatic mode and return to the manual mode, the mode button 53 may be switched at any time. In the manual mode, the time required is set by the time button 51, the wind speed is obtained by adjusting the wind speed button 52, and the higher the gear is, the higher the wind speed is, the maximum 16 gears are.
In any mode, as long as the set time is up, the relay contact is disconnected, the speed regulator is automatically closed, and the system stops working.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (10)
1. An adaptive speed regulator for an electric fan, the speed regulator comprising: the device comprises a relay (1), a voltage regulating circuit (2), a singlechip (3), a distance measuring sensor (4), a display panel (5) and a power supply (6);
one end of the relay (1) is externally connected with an alternating current power supply, and the other end of the relay is electrically connected with the voltage regulating circuit (2); the single chip microcomputer (3) is electrically connected with the relay (1) and the voltage regulating circuit (2) and is used for controlling the contact action of the relay (1) and the magnitude of the output voltage of the voltage regulating circuit (2);
the display panel (5) is provided with: a time button (51), a wind speed button (52), a mode button (53) and a display (54); the mode button (53) is used for selecting an automatic mode or a manual mode; the time button (51), the wind speed button (52), the mode button (53) and the display (54) are electrically connected with the singlechip (3);
the distance measuring sensor (4) is electrically connected with the singlechip (3).
2. Adaptive speed regulator for electric fans according to claim 1, characterized in that said relay (1) is a normally open relay.
3. The adaptive electric fan governor of claim 2, wherein the normally open relay comprises: normally open double contact single-pole single-throw relay.
4. Self-adapting speed regulator for electric fans according to claim 3, characterised in that the contact capacity of the relay (1) is selected to be 220V, 5A.
5. The adaptive regulator for electric fans according to claim 1, characterized in that the regulator circuit (2) uses a single-phase AC-AC conversion circuit.
6. The adaptive regulator for electric fans according to claim 1, characterized in that said distance measuring sensor (4) comprises: infrared laser sensors or ultrasonic sensors.
7. The adaptive speed regulator of electric fan according to claim 1, wherein the external ac power source is 220V ac power source.
8. The adaptive speed regulator for electric fans according to claim 1, characterized in that the single chip microcomputer (3) sets distance data of a plurality of gears and a corresponding pressure regulating signal of each gear, and the single chip microcomputer (3) is used for receiving the distance data sent by the distance measuring sensor (4) in the automatic mode, automatically matching the distance data and switching the gears; the wind speed button (52) is used to select a gear in a manual mode.
9. The adaptive electric fan speed regulator of claim 8, wherein the distance data for each gear is a range, and the distance between the maximum value and the minimum value of each range is 30 cm.
10. The adaptive electric fan governor of claim 9, wherein there are 16 gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920007023.3U CN209856082U (en) | 2019-01-03 | 2019-01-03 | Self-adaptive speed regulator of electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920007023.3U CN209856082U (en) | 2019-01-03 | 2019-01-03 | Self-adaptive speed regulator of electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209856082U true CN209856082U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920007023.3U Expired - Fee Related CN209856082U (en) | 2019-01-03 | 2019-01-03 | Self-adaptive speed regulator of electric fan |
Country Status (1)
| Country | Link |
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| CN (1) | CN209856082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472989A (en) * | 2020-04-24 | 2020-07-31 | 重庆电子工程职业学院 | Dormitory head-swinging ceiling fan based on variable-speed swinging |
| CN111648987A (en) * | 2020-05-20 | 2020-09-11 | 艾克森（江苏）节能电热科技有限公司 | Dynamic rotating speed adjusting system and adjusting device of cooling fan |
-
2019
- 2019-01-03 CN CN201920007023.3U patent/CN209856082U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472989A (en) * | 2020-04-24 | 2020-07-31 | 重庆电子工程职业学院 | Dormitory head-swinging ceiling fan based on variable-speed swinging |
| CN111472989B (en) * | 2020-04-24 | 2021-02-02 | 重庆电子工程职业学院 | Dormitory head-swinging ceiling fan based on variable-speed swinging |
| CN111648987A (en) * | 2020-05-20 | 2020-09-11 | 艾克森（江苏）节能电热科技有限公司 | Dynamic rotating speed adjusting system and adjusting device of cooling fan |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |