Multifunctional circulating fan

Abstract

The multifunctional circulating fan comprises a fan body, a fan support and an intelligent control assembly, the fan support comprises a supporting frame, a main support and a support base, the fan body is arranged on the supporting frame, and the supporting frame is provided with a transverse driving part used for controlling the fan body to conduct pitching rotation with the transverse direction as the axis; the main support is arranged between the supporting frame and the support base. The main support is provided with a vertical driving piece used for controlling the supporting frame to rotate with the transverse direction as the axis. The intelligent control assembly comprises a battery connected with the fan body, a charging interface used for being connected with an external power supply and an external discharging interface used for being connected with external discharging equipment. The circulating fan meets the use requirements of outdoor complex and changeable environments, and the adaptability of the circulating fan is improved.

Description

Technical Field

[0001] The present application relates to the technical field of fans, and in particular to a multifunctional circulation fan. Background Art

[0002] Currently, most of the circulation fans on the market have a single function and are mainly used indoors to provide a cooling effect for the environment. However, they are not adaptable enough to the complex and changeable outdoor environment and usage requirements, and there is room for improvement. Utility Model Content

[0003] In order to meet the use requirements of complex and changeable outdoor environments and improve the adaptability of circulation fans, the present application provides a multifunctional circulation fan.

[0004] The multifunctional circulation fan provided in this application adopts the following technical solution:

[0005] A multifunctional circulation fan, comprising a fan body, a fan support and an intelligent control component, wherein the fan support comprises a support frame, a main support and a support base, wherein the fan body is arranged on the support frame, and the support frame is provided with a transverse driving member for controlling the fan body to perform pitch rotation along a transverse axis, and the main support is arranged at a position between the support frame and the support base, and the main support is provided with a vertical driving member for controlling the support frame to perform rotation along a transverse axis;

[0006] The intelligent control component includes a battery connected to the fan body, a charging interface for connecting to an external power supply, and an external discharge interface for connecting to an external discharge device.

[0007] By adopting the above technical solution, a multifunctional circulation fan is provided. The battery of the intelligent control component makes the fan no longer restricted to a fixed power supply position, and realizes wireless free use. At the same time, the battery-powered mode provides users with an emergency backup solution, which is conducive to meeting the needs of outdoor use environments. At the same time, the pitch rotation of the fan body is achieved through the horizontal drive member. The user can adjust the air supply angle of the fan according to their own needs, or blow air up and down. Similarly, the vertical drive member can be used to rotate left and right to further expand the air supply range. The external device can also be discharged through the external discharge interface and the battery, which is conducive to meeting the use needs of complex and changeable outdoor environments and improving the adaptability of the circulation fan.

[0008] Preferably, the intelligent control component also includes a control button for controlling the operating status of the fan body, a night light arranged on the main bracket and a plurality of fan status indicator lights, and the plurality of fan status indicator lights form a plurality of fan status indication signals based on different arrangements and combinations.

[0009] By adopting the above technical solution, the control button makes it easy for the user to control the operating status of the fan body. The night light and multiple fan status indicator lights are suitable for complex outdoor environments, which not only meets the lighting needs, but also helps to provide users with light sources at night.

[0010] Preferably, the opposite ends of the main bracket are detachably connected to the support frame and the bracket base respectively; the main bracket includes a plurality of main bracket rods detachably connected end to end.

[0011] By adopting the above technical solution, the installation height of the main bracket can be installed and connected according to the actual usage requirements of the user, thereby improving the applicability of the multi-functional circulation fan.

[0012] Preferably, the intelligent control component also includes an intelligent control circuit, which includes a main control module, a charging management module and a power supply switching module; the main control module includes a main control chip, the charging management module includes a charging management chip, and the BAT pin of the charging management chip is connected to the battery; the charging management end of the charging management chip is connected to the charging interface; the power supply switching module is respectively connected to the charging interface and the battery, and is used to output a power supply switching signal, and the power supply switching signal is used to control the charging interface and the battery to switch power supply alternately.

[0013] By adopting the above technical solution, the charging management module is used to intelligently manage the charging process of the battery; it can intelligently manage the charging process of the battery to ensure that the battery is charged under safe and efficient conditions, thereby extending the battery life and endurance; the design of the power supply switching module allows the fan to seamlessly switch power supply between the charging interface and the battery. When the fan is connected to an external power supply, it can be directly powered by the charging interface and charge the battery at the same time; when the external power supply is disconnected, it automatically switches to battery power supply mode to ensure that the continuous operation of the fan is not affected.

[0014] Preferably, the intelligent control circuit also includes a boost management output module, a boost circuit output module and a motor drive control chip, the boost management output module includes a boost management output chip and a USB interface, the boost circuit output module includes a boost circuit output chip; the on-off pin and enable control pin of the boost management output chip are connected to the USB interface; the on-off pin of the boost circuit output chip is connected to the motor drive control chip; the control end of the motor drive control chip is connected to the fan motor.

[0015] By adopting the above technical solution, the boost management output module can flexibly adjust the fan output voltage to adapt to external devices with different voltage requirements. In particular, through the connection of the USB interface, the user can use the fan as a mobile power supply, which greatly enhances the practicality and versatility of the fan; the combination of the boost circuit output module and the motor drive control chip provides a stable and efficient power supply for the fan motor, and the motor drive control chip can accurately control the speed and direction of the motor, so that the fan can maintain the best operating state in different working modes.

[0016] Preferably, the intelligent control circuit also includes a night light control unit, which includes a night light control switch tube and a night light, wherein the night light control switch tube is connected to the main control chip, and the night light control switch tube is connected to the night light.

[0017] By adopting the above technical solution, the night light control switch tube is used to control the turning on and off of the night light.

[0018] Preferably, it also includes an infrared control button for outputting an infrared remote control signal, and the intelligent control circuit also includes an infrared signal receiving unit for receiving the infrared remote control signal. The infrared signal receiving unit is used to output an infrared sensing signal to the main control module when receiving the infrared remote control signal, and the main control module outputs a fan start and stop control signal based on the received infrared sensing signal.

[0019] By adopting the above technical solution, the infrared control button and the infrared signal receiving unit make it convenient for the user to remotely control the fan by infrared, so as to provide a circulating fan with infrared remote control function.

[0020] Preferably, the main control module further includes a fan control interface, a first switch tube, a second switch tube and an inductor; the fan control interface is connected to the drain of the second switch tube, the source of the second switch tube is connected to the FAN_EN pin of the main control chip, the source of the first switch tube is connected to the FAN_PWM pin of the main control chip, and the drain of the first switch tube is connected to the inductor and the power supply in sequence;

[0021] The main control chip is also connected to an overcurrent detection unit and a blocking detection unit, the blocking detection unit includes a first overcurrent voltage-dividing resistor and a second overcurrent voltage-dividing resistor connected in series, one end of the first overcurrent voltage-dividing resistor is connected to the inductor; the blocking detection unit includes a first detection resistor and a second detection resistor, one end of the first detection resistor is connected to the source of the second switch tube, and the other end of the first detection resistor is connected to the FAN_ADC pin of the main control chip; the source of the second switch tube is connected in series with the second detection resistor and then grounded.

[0022] By adopting the above technical solution, the FAN_PWM pin of the main control chip and the first switch tube are used to accurately control the speed of the fan motor. The second switch tube is used as the control switch for starting and stopping the fan. The introduction of the overcurrent detection unit and the blockage detection unit provides comprehensive protection for the fan circuit, so as to timely detect abnormal fan states such as overcurrent, motor jamming or other faults in the fan control circuit that cause fan shutdown or damage, enhance the circuit protection mechanism, and improve the circuit system stability and reliability of the multi-functional circulation fan.

[0023] Preferably, the status prompt pin of the main control chip is connected to a buzzer prompt unit, and the buzzer prompt unit includes a prompt switch tube and a buzzer. The status prompt pin of the main control chip is connected to the prompt switch tube, and the prompt switch tube is connected to the buzzer.

[0024] By adopting the above technical solution, the buzzer prompt unit is used to prompt the abnormal state of the multi-functional circulation fan, and the prompt switch tube is used to accurately control the opening and closing of the buzzer.

[0025] Preferably, the model of the main control chip is PT32Y003.

[0026] By adopting the above technical solutions, the PT32Y003 chip is suitable for fan motor control applications with high performance and low power consumption.

[0027] In summary, the present application includes at least one of the following beneficial technical effects:

[0028] 1. Provide a multifunctional circulation fan. The battery of the intelligent control component makes the fan no longer restricted to a fixed power supply position, and realizes wireless and free use. At the same time, the battery-powered mode provides users with an emergency backup plan, which is conducive to meeting the needs of outdoor use environments. At the same time, the pitch rotation of the fan body is achieved through the horizontal drive component. Users can adjust the air supply angle of the fan according to their own needs, or blow air up and down. Similarly, the vertical drive component can be used to rotate left and right to further expand the air supply range. The external device can also be discharged through the external discharge interface and the battery, which is conducive to meeting the use needs of complex and changeable outdoor environments and improving the adaptability of the circulation fan.

[0029] 2. The FAN_PWM pin of the main control chip and the first switch tube are used to accurately control the fan motor speed. The second switch tube is used as the control switch for starting and stopping the fan. The introduction of the overcurrent detection unit and the blockage detection unit provides comprehensive protection for the fan circuit, so as to timely detect abnormal fan states such as overcurrent, motor jamming or other faults in the fan control circuit that cause fan shutdown or damage, enhance the circuit protection mechanism, and improve the circuit system stability and reliability of the multi-functional circulation fan. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall installation structure of a multifunctional circulation fan in an embodiment of the present application.

[0031] Figure 2 This is one of the circuit diagrams of an intelligent control circuit for a multifunctional circulation fan according to an embodiment of the present application.

[0032] Figure 3 This is another circuit diagram of an intelligent control circuit for a multifunctional circulation fan according to an embodiment of the present application.

[0033] Description of reference numerals:

[0034] 1. Fan body; 2. Fan support; 21. Support frame; 22. Main bracket; 221. Night light; 23. Base; 31. Main control module; 32. Charging management module; 33. Power supply switching module; 34. Boost management output module; 35. Boost circuit output module; 36. Night light control unit; 37. Infrared signal receiving unit; 38. Overcurrent detection unit; 39. Blockage detection unit; 41. Buzzer prompt unit; 42. Low voltage protection module; 43. DC output module. DETAILED DESCRIPTION

[0035] The following is combined with Figure 1-3 This application is described in further detail.

[0036] The present application embodiment discloses a multifunctional circulation fan. Figures 1 to 3 The multifunctional circulation fan comprises a fan body 1, a fan support 2 and an intelligent control component. The fan support 2 comprises a support frame 21, a main support 22 and a support base 23. The fan body 1 is arranged on the support frame 21. The support frame 21 is provided with a horizontal driving member for controlling the fan body 1 to pitch and rotate along the horizontal axis. The main support 22 is arranged between the support frame 21 and the support base 23. The main support 22 is provided with a vertical driving member for controlling the support frame 21 to rotate along the horizontal axis; the horizontal driving member and the vertical driving member comprise a driving motor (not shown in the figure); the opposite ends of the main support 22 are respectively detachably connected to the support frame 21 and the support base 23; the main support 22 comprises a plurality of main support 22 rods detachably connected head to tail; in this embodiment, two adjacent main support 22 rods are threadedly connected; the intelligent control component comprises a battery connected to the fan body 1, a charging interface for connecting an external power supply and an external discharge interface for connecting an external discharge device. The fan body 1 can be rotated in pitch and in reverse by a horizontal driving member, so that the user can adjust the air supply angle of the fan according to their needs, or rotate it up and down to blow air. Similarly, the fan can be rotated left and right by a vertical driving member to further expand the air supply range. The fan can also be discharged to external devices through an external discharge interface and a battery, which is conducive to meeting the use requirements of complex and changeable outdoor environments and improving the adaptability of the circulation fan.

[0037] Reference Figure 2 and Figure 3 ,by Figure 2 and Figure 3 Taking the circuit diagram shown as an example, the intelligent control component also includes an intelligent control circuit, which includes a main control module 31, a charging management module 32 and a power supply switching module 33; the main control module 31 includes a main control chip U1, and the model of the main control chip U1 is PT32Y003; the charging management module 32 includes a charging management chip (chip U2 and chip U3 in the figure), and the BAT pin of the charging management chip is connected to the battery; the charging management end of the charging management chip is connected to the charging interface; the power supply switching module 33 is respectively connected to the charging interface and the battery, and is used to output a power supply switching signal, and the power supply switching signal is used to control the charging interface and the battery to switch power supply in turn.

[0038] Reference Figures 1 to 3 The intelligent control component also includes a control button for controlling the operating status of the fan body 1, a night light 221 arranged on the main bracket 22, and multiple fan status indicator lights (LED1, LED2, LED3 and LED4). The multiple fan status indicator lights form multiple fan status indication signals based on different arrangements and combinations; the control button facilitates the user to control the operating status of the fan body 1, and the night light 221 and multiple fan status indicator lights are suitable for complex outdoor environments, which not only meets the lighting needs, but also helps to provide users with light sources at night.

[0039] Reference Figure 3 ,by Figure 3 Taking the circuit diagram shown as an example, the intelligent control circuit also includes a boost management output module 34, a boost circuit output module 35 and a motor drive control chip U4. The boost management output module 34 includes a boost management output chip U6 and a USB interface, and the boost circuit output module 35 includes a boost circuit output chip U5; the on-off pin (LX pin) and the enable control pin (EN pin) of the boost management output chip U6 are connected to the USB interface; the on-off pin of the boost circuit output chip U5 is connected to the motor drive control chip U4; the control end of the motor drive control chip U4 is connected to the fan motor; the combination of the boost circuit output module 35 and the motor drive control chip U4 provides a stable and efficient power supply for the fan motor, and the motor drive control chip U4 can accurately control the speed and direction of the motor, so that the fan can maintain the best operating state in different working modes.

[0040] Reference Figure 3The intelligent control circuit also includes a night light control unit 36, which includes a night light control switch tube Q5 and a night light. The night light control switch tube Q5 is connected to the main control chip U1, and the night light control switch tube Q5 is connected to the night light; the night light control switch tube Q5 is used to control the opening and closing of the night light.

[0041] Reference Figure 3 The multifunctional circulation fan also includes an infrared control button (not shown in the figure) for outputting an infrared remote control signal. The intelligent control circuit also includes an infrared signal receiving unit 37 for receiving the infrared remote control signal. The infrared signal receiving unit 37 is used to output an infrared sensing signal to the main control module 31 when receiving the infrared remote control signal. The main control module 31 outputs a fan start and stop control signal based on the received infrared sensing signal. The infrared control button and the infrared signal receiving unit 37 facilitate the user to remotely control the fan by infrared, so as to provide a circulation fan with an infrared remote control function.

[0042] Reference Figure 3 The main control module 31 also includes a fan control interface FAN, a first switch tube Q1, a second switch tube Q2 and an inductor L1; the fan control interface FAN is connected to the drain of the second switch tube Q2, the source of the second switch tube Q2 is connected to the FAN_EN pin of the main control chip U1, the source of the first switch tube Q1 is connected to the FAN_PWM pin of the main control chip U1, and the drain of the first switch tube Q1 is connected to the inductor L1 and the power supply in sequence; the main control chip U1 is also connected to the overcurrent detection unit 38 and the blocking detection unit 3 9. The blocking detection unit 39 includes a first overcurrent voltage-dividing resistor R5 and a second overcurrent voltage-dividing resistor R10 connected in series, and one end of the first overcurrent voltage-dividing resistor R5 is connected to the inductor L1; the blocking detection unit 39 includes a first detection resistor R12 and a second detection resistor R14, one end of the first detection resistor R12 is connected to the source of the second switch tube Q2, and the other end of the first detection resistor R12 is connected to the FAN_ADC pin of the main control chip U1; the source of the second switch tube Q2 is connected in series with the second detection resistor R14 and then grounded.

[0043] The FAN_PWM pin of the main control chip U1 and the first switch tube Q1 are used to accurately control the fan motor speed. The second switch tube Q2 is used as the control switch for starting and stopping the fan. The introduction of the overcurrent detection unit 38 and the blockage detection unit 39 provides comprehensive protection for the fan circuit, so as to timely detect abnormal fan states such as overcurrent, motor jamming or other faults in the fan control circuit that cause fan shutdown or damage, enhance the circuit protection mechanism, and improve the circuit system stability and reliability of the multi-functional circulation fan.

[0044] The status prompt pin of the main control chip U1 is connected to a buzzer prompt unit 41, which includes a prompt switch tube Q8 and a buzzer. The status prompt pin (pin 14) of the main control chip U1 is connected to the prompt switch tube Q8, and the prompt switch tube Q8 is connected to the buzzer; the buzzer prompt unit 41 is used to prompt the abnormal status of the multi-functional circulation fan, and the prompt switch tube Q8 is used to accurately control the opening and closing of the buzzer.

[0045] Reference Figure 3 ,by Figure 3 Taking the circuit diagram shown as an example, the intelligent control circuit also includes a low-voltage protection module 42, a DC output module 43 and a debugging and burning interface P1; the low-voltage protection module 42 is used when the power supply voltage is lower than a preset safety threshold, the low-voltage protection module 42 will automatically cut off the circuit or take other protection measures to prevent equipment damage or circuit failure caused by too low voltage; the DC output module 43 is responsible for converting the input AC power or other forms of power into stable DC power; and the external detachable bulb is connected through the P4, P5 and P6 interfaces, and the debugging and burning interface P1 provides a convenient channel for developers or maintenance personnel to debug and test the fan control circuit.

[0046] The implementation principle of a multifunctional circulation fan in an embodiment of the present application is as follows: the battery of the intelligent control component makes the fan no longer restricted to a fixed power supply position, and realizes wireless and free use; at the same time, the battery-powered mode provides users with an emergency backup plan, which is conducive to meeting the needs of outdoor use environment, and at the same time, the pitch rotation of the fan body 1 is realized through the horizontal drive member, and the user can adjust the air supply angle of the fan according to their own needs, or blow air up and down. Similarly, the vertical drive member can be used to rotate left and right to further expand the air supply range. The external device can also be discharged through the external discharge interface and the battery, which is conducive to meeting the use needs of complex and changeable outdoor environments and improving the adaptability of the circulation fan.

[0047] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. Multifunctional circulation fan, characterized in that: The fan support (2) comprises a fan body (1), a fan support (2) and an intelligent control component, wherein the fan support (2) comprises a support frame (21), a main support (22) and a support base (23), the fan body (1) is arranged on the support frame (21), the support frame (21) is provided with a transverse driving member for controlling the fan body (1) to perform pitch rotation along a transverse axis, the main support (22) is arranged between the support frame (21) and the support base (23), and the main support (22) is provided with a vertical driving member for controlling the support frame (21) to perform rotation along a transverse axis; The intelligent control component comprises a battery connected to the fan body (1), a charging interface for connecting to an external power supply, and an external discharge interface for connecting to an external discharge device.

2. The multifunctional circulation fan according to claim 1, characterized in that: The intelligent control component further comprises a control button for controlling the operating state of the fan body (1), a night light (221) arranged on the main bracket (22), and a plurality of fan status indicator lights, wherein the plurality of fan status indicator lights form a plurality of fan status indication signals based on different arrangements and combinations.

3. The multifunctional circulation fan according to claim 1, characterized in that: The opposite ends of the main bracket (22) are detachably connected to the support frame (21) and the bracket base (23) respectively; the main bracket (22) comprises a plurality of main bracket (22) rods which are detachably connected end to end.

4. The multifunctional circulation fan according to claim 1, characterized in that: The intelligent control component further comprises an intelligent control circuit, the intelligent control circuit comprising a main control module (31), a charging management module (32) and a power supply switching module (33); the main control module (31) comprises a main control chip, the charging management module (32) comprises a charging management chip, a BAT pin of the charging management chip is connected to a battery; a charging management terminal of the charging management chip is connected to the charging interface; the power supply switching module (33) is respectively connected to the charging interface and the battery, and is used to output a power supply switching signal, the power supply switching signal is used to control the charging interface and the battery to switch power supply in turn.

5. The multifunctional circulation fan according to claim 4, characterized in that: The intelligent control circuit further comprises a boost management output module (34), a boost circuit output module (35) and a motor drive control chip; the boost management output module (34) comprises a boost management output chip and a USB interface; the boost circuit output module (35) comprises a boost circuit output chip; an on / off pin and an enable control pin of the boost management output chip are connected to the USB interface; an on / off pin of the boost circuit output chip is connected to the motor drive control chip; and a control end of the motor drive control chip is connected to a fan motor.

6. The multifunctional circulation fan according to claim 4, characterized in that: The intelligent control circuit also includes a night light control unit (36), which includes a night light control switch tube and a night light, wherein the night light control switch tube is connected to the main control chip, and the night light control switch tube is connected to the night light.

7. The multifunctional circulation fan according to claim 4, characterized in that: The intelligent control circuit further comprises an infrared control button for outputting an infrared remote control signal, and the infrared signal receiving unit (37) for receiving the infrared remote control signal. The infrared signal receiving unit (37) is used to output an infrared sensing signal to the main control module (31) when receiving the infrared remote control signal, and the main control module (31) outputs a fan start / stop control signal based on the received infrared sensing signal.

8. The multifunctional circulation fan according to claim 4, characterized in that: The main control module (31) further comprises a fan control interface, a first switch tube, a second switch tube and an inductor; the fan control interface is connected to the drain of the second switch tube, the source of the second switch tube is connected to the FAN_EN pin of the main control chip, the source of the first switch tube is connected to the FAN_PWM pin of the main control chip, and the drain of the first switch tube is connected to the inductor and the power supply in sequence; The main control chip is also connected to an overcurrent detection unit (38) and a blocking detection unit (39), wherein the blocking detection unit (39) comprises a first overcurrent voltage-dividing resistor and a second overcurrent voltage-dividing resistor connected in series, one end of the first overcurrent voltage-dividing resistor being connected to the inductor; the blocking detection unit (39) comprises a first detection resistor and a second detection resistor, one end of the first detection resistor being connected to the source of the second switch tube, and the other end of the first detection resistor being connected to the FAN_ADC pin of the main control chip; and the source of the second switch tube is connected in series with the second detection resistor and then grounded.

9. The multifunctional circulation fan according to claim 4, characterized in that: The status prompt pin of the main control chip is connected to a buzzer prompt unit (41), the buzzer prompt unit (41) comprises a prompt switch tube and a buzzer, the status prompt pin of the main control chip is connected to the prompt switch tube, and the prompt switch tube is connected to the buzzer.

10. The multifunctional circulation fan according to claim 9, characterized in that: The model of the main control chip is PT32Y003.

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