JP2020122478A - Swing-type bladeless electric fan - Google Patents

Abstract

To provide a swing-type bladeless electric fan.SOLUTION: A swing-type bladeless electric fan comprises a bottom seat 2, and a housing 1 connected to an upper edge of the bottom seat in a freely turning manner. The housing comprises an annular exhaust hood, both body hoods positioned in an exhaust hood inner circumference, and a vent pipe for bringing the exhaust hood into communication with each body hood. A blower for blowing toward the vent pipe side direction is mounted in each body hood. The exhaust hood comprises both ventilation chambers coming in communication with both body hoods in a corresponding manner, respectively. In a front edge of the ventilation chamber, there are provided a left exhaust slit and a right exhaust slit for coming in communication with both ventilation chambers in a corresponding manner, respectively. When both motors work in different output, the air flow of different velocity is blown from the left exhaust slit and the right exhaust slit, and the housing can be turned to the bottom seat.SELECTED DRAWING: Figure 1

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the technical field of electric fans, and more particularly, to a swing type vaneless electric fan.

As a conventional example, Patent Document 1 has proposed a fan unit for forming an air flow and a portable vertical fan. The fan unit includes a base (12), the base includes an air inlet (20) and an air outlet (88), and the base supports an impeller (64) and a motor (68) for rotating the impeller. And prepare for it. With such a configuration, it is possible to form an airflow in which air flows from the inlet to the outlet. The wind turbine unit further includes a vertically installed elongated annular nozzle (14), which has an internal passage (94) and a beak portion (26) for injecting an air flow. The internal passageway comprises an air inlet (102) that receives the air flow from the base. The nozzle defines an opening (24). Air from the outside of the air blower unit is sucked by the air flow emitted from the beak portion through the opening.

In the above configuration of Patent Document 1, the distance from the impeller and the air inlet to the bottom surface is reduced by installing the impeller in the base portion located at the upper end of the bottom surface. During its operation, the impeller draws air above the bottom into the base. In the process, the air flow winds up dust on the bottom surface, which easily obstructs the user's breathing and affects use. Users with respiratory disorders and diseases have more serious harm.

Chinese Patent Application No. 101852214A

The present invention aims to provide a drastic solution to such problems, and provides a swing-type wingless fan in which it is difficult to wind up dust by increasing the distance from the impeller to the bottom surface. In order to achieve the object, the swing-type wingless fan according to the present invention is configured as follows.

A swing-type wingless fan includes a bottom seat and a housing rotatably connected to an upper end of the bottom seat,
The housing includes an annular exhaust sleeve, both main sleeves located on the inner circumference of the exhaust sleeve, and a ventilation pipe that connects the exhaust sleeve and each main sleeve.
A blower for blowing air toward the ventilation pipe side is installed in each of the main body,
An air intake is provided at the rear end of the main body,
The exhaust mantle includes both ventilation champers that communicate with each other in correspondence with both the main manoeuvre, and each of the main maneuver and the corresponding ventilation champer communicate with each other through a ventilation pipe,
An exhaust slit is provided at the front end of the ventilation champer, and the exhaust slit is provided with a left exhaust slit and a right exhaust slit that communicate with each of the ventilation champers,
When both the blowers operate at different outputs, the left exhaust slit and the right exhaust slit are configured to blow air currents of different speeds to allow the housing to rotate with respect to the bottom seat,
A mounting sleeve is formed at the lower end of the exhaust sleeve, the mounting sleeve is coaxially provided on the outer circumference of the housing rotation shaft, and the user's position is uniformly detected on the side wall of the mounting sleeve along the week direction. Is equipped with multiple infrared sensors to
An outer threaded pipe rotatably inserted into the bottom seat is fixedly connected to the lower end of the attachment sleeve, an outer thread is provided on the outer wall of the outer threaded pipe, and an outer thread is provided on the inner wall of the bottom seat. Inner screw that meshes with the screw is molded,
When the housing rotates clockwise by the engagement of the inner screw and the outer screw, the housing rises with respect to the bottom seat, and when the housing rotates counterclockwise, the housing descends with respect to the bottom seat. Is configured as
A power transmission base coaxially installed on the outer threaded pipe is rotatably connected in the bottom seat, and is rotatably inserted in and electrically connected to an electric connection base at the center of the lower end of the power transmission base. An electrical connecting rod is attached,
A plurality of slide grooves are formed on the inner wall of the outer threaded pipe along the vertical direction, and the slide groove is slidably connected to the slide grooves in the upper part of the outer wall of the power transmission table. A block is formed so that the outer threaded pipe and the power transmission table can be synchronously rotated in the week direction and relatively movable in the axial direction, and the second electric connection rod is connected to the circuit board via a conductor. Electrically connected to.

Preferably, a housing rotation shaft is formed at the lower end of the exhaust sleeve, and a housing rotation groove that is rotatably fitted to the housing rotation shaft is formed at the center of the upper end of the bottom seat.
A bearing is mounted between the housing rotation shaft and the housing rotation groove.

Preferably, the housing rotation shaft extends into the bottom seat, and a lower end of the housing rotation shaft is located in the bottom seat and fixedly connects a mounting frame for arranging a circuit board,
An electric connection base electrically connected to an external power source is attached to the center of the bottom of the bottom seat, and an electric connection rod rotatably inserted in and electrically connected to the electric connection base at the lower end of the attachment frame. Is connected, and a power transmission connector electrically connected to the electric connection rod is mounted in the mounting frame, and the circuit board and the power transmission connector are electrically connected.

Preferably, a wiring hole is formed in the housing rotation shaft in a longitudinal direction so as to pass through the housing rotation shaft for passing a conductor wire, and the conductor wire of the blower is electrically connected to the circuit board through the wiring hole. A sensor wiring port communicating with a wiring hole is formed on a side wall of the housing rotation shaft, and a conductor of the infrared sensor is electrically connected to the circuit board through the sensor wiring port and the wiring hole.

Preferably, a humidifying unit is attached to the housing, and the housing further includes a humidifying unit mounting portion for arranging the humidifying unit, which is formed between both main sleeves,
The humidifying unit is removably mounted in the humidifying unit mounting portion and is filled with water, and a micro-hole super-voicing atomizer mounted below the water groove for atomizing water in the water groove. including.

Preferably, a water groove positioning magnet is fixedly connected to a side wall of the humidifying unit mounting portion, and a water groove attracting magnet mutually attracted to the water groove positioning magnet is fixedly connected to a side wall of the water groove. ing.

In contrast to the prior art, when the power button is pushed, the present invention operates so that both blowers operate at the same output, and the eccentric impeller draws outside air into the main body of the machine and blows it into the exhaust case through the ventilation pipe. Then, there is a beneficial effect that it can be blown out from the exhaust slit.

When the wind is blown out within a certain range, when the swing button is pressed, the circuit board controls the motors of both blowers to operate in cooperation with each other, thereby reciprocally swinging the housing within a predetermined angular range. Specifically, it is as follows.

The circuit board controls the output of the left motor to be higher than that of the right motor, and the airflow velocity from the left exhaust slit to be greater than the airflow velocity from the right exhaust slit, so that the housing rotates clockwise at the scheduled time. When it reaches, the circuit board controls the output of the right motor more than the output of the left motor, and when the housing rotates counterclockwise to reach the scheduled time, the circuit board controls the output of the left motor more than the right motor. To do. By repeating the above process, the housing is kept rocking within a predetermined range.

The rotation angle of the housing is controlled by controlling the time when the two motors operate with different outputs.

Furthermore, by detecting the position of the surrounding user by the infrared sensor, sending the detection signal to the circuit board, and controlling the two motors to operate together by the circuit board, the housing rotates and the exhaust slit. Will turn toward the user. This allows the user to change the blowing direction without moving the base.

For example, when the user is located on the left side of the housing, when the position of the user is detected by the infrared sensor on the left side, the controller controls the output of the left motor to be larger than that of the right motor, and rotates the housing clockwise. .. When the user is detected by the immediately preceding infrared sensor, the controller controls both motors to operate with equal output, or controls both motors to operate in cooperation with each other so that the user is within the range (20° to 90°). Swing the housing at °).

In short, according to the present invention, by making the airflow velocities discharged from both the exhaust slits unequal, the acting force on the housing of the airflow flowing out from the left and right sides of the housing becomes unequal, and the torque is generated in the entire housing. Rotate it clockwise or counterclockwise.

It is a structure schematic diagram of this invention. It is a cross-sectional structure schematic diagram of this invention. It is a decomposition|disassembly structure schematic diagram of this invention. It is a structural schematic diagram of the housing concerning this invention. It is a structural schematic diagram of the housing concerning this invention. It is a structure schematic diagram of the attachment frame concerning this invention. It is a cross-sectional schematic diagram of the bottom seat concerning this invention. It is a schematic diagram of a structure according to a second embodiment of the present invention. It is a disassembled structural schematic diagram concerning Example 2 of this invention. It is a cross-sectional schematic diagram of the water groove concerning Example 2 of this invention. It is a schematic diagram of a structure according to a third embodiment of the present invention. It is a decomposition|disassembly block diagram concerning Example 3 of this invention. It is a schematic diagram of a power transmission stand according to the present invention. It is a cross-sectional schematic diagram of the external screw pipe concerning this invention. It is a cross-sectional schematic diagram of the bottom seat concerning Example 3 of this invention. It is a schematic diagram of a structure when the housing according to Embodiment 3 of the present invention moves to the uppermost position stop position. It is a schematic diagram of a structure when the housing according to the third embodiment of the present invention moves to the lowest position stop position.

The most important features of the present invention are outlined rather than outlined so that the following detailed description can be better understood and the contribution of the invention to the art is better understood. Other features of the invention will be apparent from the following detailed description of the invention, together with the associated drawings and claims, or by practicing the invention. The following examples are merely some implementations of the invention and are not to be understood as all implementations. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

As shown in FIGS. 1 to 7, the swing-type wingless fan according to the present embodiment includes a bottom seat 2 and a housing 1 rotatably connected to an upper end of the bottom seat, and the housing is an annular exhaust casing. 13, both main sleeves 11 located on the inner circumference of the exhaust sleeve, and a ventilation pipe 12 that connects the exhaust sleeve to each of the sleeve sleeves. Further, a blower for blowing air toward the ventilation pipe side is installed in each of the main body.

The blower includes a motor 32 fixedly mounted in the body of the machine, and an eccentric impeller 31 fixedly connected to an output shaft of the motor.

An air inlet is provided at the rear end of the main body. A rear lid 30 is fixedly connected to the rear end of the main body at a position located at the air inlet. An air vent is uniformly formed in the rear lid.

The exhaust sleeve includes both ventilation champers that communicate with the respective main sleeves. Each of the main body and the corresponding ventilation champer are communicated with each other through a ventilation pipe.

An exhaust slit is provided at the front end of the ventilation champer, and the exhaust slit is provided with a left exhaust slit and a right exhaust slit that communicate with both ventilation champers, respectively.

When both the blowers operate with different outputs, airflows of different speeds are blown from the left exhaust slit and the right exhaust slit to make the housing rotatable with respect to the bottom seat.

Both partition plates 131 are provided in the exhaust sleeve. The exhaust sleeve is divided into both the ventilation chamfers by both the partition plates.

The motor corresponding to the left exhaust slit is the left motor, and the motor corresponding to the right exhaust slit is the right motor.

If the output of the left motor is larger than the output of the right motor, the airflow velocity from the left exhaust slit will be higher than the airflow velocity from the right exhaust slit, and the acting force on the left side of the housing will be greater than the acting force on the right side. , Generate a positive torque in the housing to rotate the housing clockwise.

When the output of the right motor is larger than the output of the left motor, the airflow velocity from the right exhaust slit becomes higher than the airflow velocity from the left exhaust slit, and the acting force on the right side of the housing becomes larger than the acting force on the left side. , Generate torque in the opposite direction to the housing and rotate the housing counterclockwise.

If the outputs of the left and right motors are the same, the housing will not rotate.

A housing rotation shaft 142 is formed at the lower end of the exhaust sleeve. A housing rotation groove 22 that is rotatably fitted onto the housing rotation shaft is formed at the center of the upper end of the bottom seat. A bearing 10 is mounted between the housing rotation shaft and the housing rotation groove.

The bearing reduces friction between the housing and the bottom seat when the housing rotates.

A mounting sleeve 14 is formed at the lower end of the exhaust sleeve. The mounting sleeve is coaxially provided on the outer circumference of the housing rotation shaft. A positioning ring 21 positioned on the inner circumference of the mounting sleeve is formed on the upper end of the bottom seat.

A plurality of infrared sensors 23 for evenly detecting the position of the user are attached to the side wall of the attachment sleeve along the week direction.

A plurality of through holes 141 are uniformly formed in the side wall of the attachment sleeve along the week direction. Each infrared sensor and each through hole face each other. The infrared sensor is a pyroelectric sensor.

When the infrared sensor detects that the user is located at a certain position with respect to the housing, the two motors work together to rotate the housing, the exhaust slit is directed toward the user, and the user is present. It rotates within a certain range to blow a region locally, or the exhaust slit faces the user and blows continuously.

The housing rotation shaft extends into the bottom seat. The lower end of the housing rotation shaft is located in the bottom seat and fixedly connects the mounting frame 4 for disposing the circuit board.

An electric connection base 201, which is electrically connected to an external power source, is attached to the center of the bottom of the base.

An electric connecting rod 41, which is rotatably inserted in the electric connecting base and electrically connected to the electric connecting base, is connected to the lower end of the mounting frame.

A power transmission connector 42, which is electrically connected to an electric connection rod, is mounted in the mounting frame, and the circuit board and the power transmission connector are electrically connected.

The electrical connecting rod includes a main body made of an insulating material, and a conductive positive electrode ring and a negative electrode ring provided on the outer wall of the main body. The positive electrode ring and the negative electrode ring are electrically connected to the circuit board. An insertion groove is formed in the electric connection base. A positive electrode groove rotatably electrically connected to the positive electrode ring and a negative electrode groove rotatably electrically connected to the negative electrode ring are provided on the inner wall of the insertion groove.

When the housing rotates, the mounting frame, the circuit board, and the conductive wire also rotate synchronously, so that winding between the conductive wires can be avoided.

The chassis 20 is fixedly connected to the lower end of the bottom seat. The electric connection board is installed on the chassis.

A wiring hole 1422 is formed in the housing rotation shaft in a vertical direction so as to penetrate the housing rotation shaft to pass a conductor wire, and the conductor wire of the blower penetrates the wiring hole and is electrically connected to a circuit board.

A sensor wiring port 1421 communicating with a wiring hole is formed on a side wall of the housing rotation shaft, and a conductor of the infrared sensor is electrically connected to a circuit board through the sensor wiring port and the wiring hole.

“Left” and “right” in the present invention have a positional relationship when the user faces the exhaust slit (shown in FIG. 1 ).

A power supply pattern, an acceleration pattern, a deceleration pattern, and a swing pattern are provided on the housing.
The power source pattern, the acceleration pattern, the deceleration pattern, and the swing pattern are each electrically connected to the circuit board.

When the power button is pressed, the circuit board controls the motor to operate. When the power button is pressed again, the circuit board controls to stop the motor.

When the acceleration button is pressed, the circuit board controls the number of rotations of the motor to increase by a predetermined value.

When the deceleration pattern is pressed, the circuit board controls the number of rotations of the motor to decrease by a predetermined value.

When the swing button is pressed, the circuit board controls the two motors to operate in cooperation with each other, thereby rotating the housing within a predetermined angle range. When the swing button is pressed again, the circuit board controls both motors to operate at the same output, and the housing does not rotate.

When the user presses the power button, both blowers operate at the same output, and the eccentric impeller draws external air into the main body of the machine, blows it into the exhaust sleeve through the ventilation pipe, and discharges it from the exhaust slit. Blow out.

When trying to blow out the wind in a certain range, when the swing button is pressed, the circuit board controls the motors of both blowers to operate in cooperation with each other, thereby reciprocally swinging the housing within a predetermined angle range. .. Specifically, it is as follows.

The circuit board controls the output of the left motor to be higher than that of the right motor, and controls the airflow velocity from the left exhaust slit to be greater than the airflow velocity from the right exhaust slit to rotate the housing clockwise and reach the scheduled time. Then, the circuit board controls the output of the right motor to be larger than the output of the left motor, and when the housing rotates counterclockwise to reach the predetermined time, the circuit board controls the output of the left motor to be larger than that of the right motor. .. By repeating the above process, the housing can continue to swing within a predetermined range.

The rotation angle of the housing is controlled by controlling the time when the two motors operate with different outputs.

The infrared sensor detects the position of the user in the vicinity and sends a detection signal to the circuit board, and the circuit board controls the two motors to operate in cooperation with each other to rotate the housing, and the exhaust slit is operated by the user. You will come to the direction. This allows the user to change the blowing direction without moving the bottom seat.

For example, when the user is located on the left side of the housing, when the position of the user is detected by the infrared sensor on the left side, the controller controls the output of the left motor to be larger than that of the right motor, and rotates the housing clockwise. .. When the infrared sensor on the immediately preceding side detects the presence of the user, it is controlled by the controller to operate both motors with the same output, or to operate both motors in cooperation with each other, and within the range where the user exists (20°). Rocking the housing at 90°).

In short, according to the present invention, by making the airflow velocities discharged from both exhaust slits unequal, the acting force on the housing of the airflow flowing out from both the left and right sides of the housing becomes unequal, and torque is generated in the entire housing. Rotate clockwise or counterclockwise.

As shown in FIGS. 8 to 10, the present embodiment further provides the following improvements over the first embodiment. A humidification unit is attached to the housing. The housing further includes a humidifying unit mounting portion 15 for arranging the humidifying unit, which is formed between the two main sleeves.

The humidifying unit has a water groove 51 detachably mounted in the humidifying unit mounting portion and filled with water, and a micro-hole super-voicing mist attached to a lower portion of the water groove for atomizing water in the water groove. The chemical converter 53 is included.

An atomizer mounting groove 511 for mounting the micro hole super voice atomizer is formed in the lower portion of the water groove.
A humidification hole is formed in the lower part of the side wall of the humidification unit mounting portion, the humidification hole being opposed to the micro hole super-voice mist for passing the atomized water mist.

A water groove positioning magnet 151 is fixedly connected to the side wall of the humidifying unit mounting portion. A water groove attraction magnet 512, which is attracted to the water groove positioning magnet, is fixedly connected to the sidewall of the water groove. Since the water groove positioning magnet and the water groove attraction magnet are attracted to each other when the water groove is located inside the humidifying unit mounting portion, the water groove cannot be easily detached from the humidifying unit mounting portion 15.

A handle groove for the user to take out the water groove is formed in the upper part of the outer wall of the water groove opposite to the humidifying unit mounting portion.

An upper end cover 52 is attached to the upper end of the water groove.

An atomization controller mounting groove is formed at the lower end of the water groove. An atomization controller is mounted in the atomization controller mounting groove. A lower end cover 54 is connected to the lower end of the atomization controller mounting groove.

An atomization electrode electrically connected to the atomization controller is fixedly connected to a sidewall of the atomization controller mounting groove. A second atomizing electrode, which faces the atomizing electrode and is electrically connected to the circuit board, is mounted in the humidifying unit mounting portion. When mounting the water groove in the humidifying unit mounting part, the atomization controller and the second atomization electrode electrically connect the atomization controller to the circuit board by realizing electrical connection by contacting the atomization electrode and the second atomization electrode. Connected.

The housing is provided with an atomization pattern that can be controlled to turn on and off the microcavity supersonic atomizer.

When the user tries to humidify the room, when the atomization button is pressed, the micro-hole super-voice atomizer starts its operation, atomizes the water in the water groove, and discharges it to the outside of the humidification unit mounting portion. Further, the mist is blown to each location in the room by the air flow generated when the eccentric impeller operates.

As shown in FIGS. 11 to 17, this embodiment is different from the above-described embodiments in the following points. An outer threaded pipe 6 rotatably inserted in the bottom seat is fixedly connected to the lower end of the mounting sleeve, an outer thread is provided on the outer wall of the outer threaded pipe, and an inner wall of the bottom seat is provided. An inner screw 23 that is meshed with the outer screw is formed, and when the housing is rotated clockwise by the engagement of the inner screw and the outer screw, the housing rises with respect to the bottom seat, while the housing is counterclockwise. The housing descends with respect to the bottom seat when pivoting around.

The mounting frame is located inside the outer threaded pipe and rotates in synchronization with the outer threaded pipe.

A power transmission stand 7 coaxially installed on the outer threaded pipe is rotatably connected in the bottom seat. A second electric connection rod 72 is rotatably inserted in the electric connection base and electrically connected to the center of the lower end of the power transmission base.

A plurality of sliding grooves 61 installed along the longitudinal direction are formed on the inner wall of the outer threaded pipe,
A sliding block 71, which is vertically slidably connected to a sliding groove, is formed on an upper portion of an outer wall of the power transmission table, whereby the outer threaded pipe and the power transmission table can be synchronously rotated in a week direction, and The second electric connection rod is electrically movable to the circuit board through a conductor wire.

The conductor between the second electrical connecting rod and the circuit board is preferably a spring wire.

A positioning sheet 8 is attached below the power transmission table. A tension sensor 81 is provided between the upper end of the position stop sheet and the lower end of the power transmission table. A plurality of position stoppers 202 are formed on the outer periphery of the tension sensor at the upper end of the chassis. A stop head is formed on the upper end of the stop portion and located above the stop sheet and extends to the center of the tension sensor. The tension sensor does not contact the stop head as the sliding block slides between the ends of the sliding groove.

The housing is provided with an ascending button for controlling the housing to ascend and a descending button for controlling the housing to descend. Further, the present invention may further include a remote, in which case the remote is communicatively connected to the circuit board by a wireless signal, and the ascending and descending patterns are installed at the remote.

When the lifting button is pressed, the two motors are controlled by the circuit board to operate together for a predetermined period, and the housing is rotated clockwise a certain number of times to raise the housing a predetermined distance.

When the lowering button is pressed, the two motors are controlled by the circuit board to operate together for a predetermined period, and the housing is rotated counterclockwise a fixed number of times to lower the housing a predetermined distance.

When the sliding block comes into contact with the lower side wall of the sliding groove, the housing moves vertically to the uppermost position, and in this case, the housing continues to rotate clockwise and moves the housing upward, The power transmission table moves upwards in conjunction with the external threaded pipe, and the positioning head and the positioning sheet come into contact with each other to prevent upward movement of the positioning sheet, and the positioning sheet and the transmission table are relatively opposed. The displacement is received, the tension sensor receives the tension, the detected signal is sent to the circuit board, and the circuit board controls the two motors to operate together to stop the rotation of the housing.

1 Housing 10 Bearing 11 Main Unit 12 Vent Pipe 13 Exhaust Tube 131 Partition Plate 132 Exhaust Slit 14 Mounting Sleeve 141 Through Hole 142 Housing Rotating Shaft 1421 Sensor Wiring Port 1422 Wiring Hole 15 Humidifying Unit Attachment 151 Water Groove Positioning Magnet 2 Bottom 20 Chassis 201 Electric connection base 202 Position stop 21 Positioning ring 22 Housing rotation groove 23 Inner screw 30 Rear lid 31 Eccentric impeller 32 Motor 33 Infrared sensor 4 Mounting frame 41 Electric connection rod 42 Power transmission connector 51 Water groove 511 Atomizer mounting groove 512 Water groove attracting magnet 52 Upper end lid 53 Micro-hole super-voice atomizer 54 Lower end lid 6 External screw tube 61 Sliding groove 7 Power transmission table 71 Sliding block 72 Second electric connecting rod 8 Position stop sheet 81 Tension sensor

Claims (6)

A swing-type wingless fan including a bottom seat and a housing rotatably connected to an upper end of the bottom seat,
The housing includes an annular exhaust sleeve, both main sleeves located on the inner circumference of the exhaust sleeve, and a ventilation pipe that connects the exhaust sleeve and each main sleeve.
A blower for blowing air toward the ventilation pipe side is installed in each of the main body,
An air intake is provided at the rear end of the main body,
The exhaust sleeve includes both ventilation champers that communicate with each other in correspondence with both main sleeves, and each of the main sleeves and the corresponding ventilation champer communicate with each other through a ventilation pipe,
An exhaust slit is provided at the front end of the ventilation champer, and the exhaust slit is provided with a left exhaust slit and a right exhaust slit that communicate with each of the ventilation champers,
When both the blowers operate with different outputs, it is configured to blow air streams of different speeds from the left exhaust slit and the right exhaust slit to allow the housing to rotate with respect to the bottom seat,
A mounting sleeve is formed at the lower end of the exhaust sleeve, the mounting sleeve is coaxially provided on the outer circumference of the housing rotation shaft, and the user's position is uniformly detected on the side wall of the mounting sleeve along the week direction. Is equipped with multiple infrared sensors to
An outer threaded pipe rotatably inserted into the bottom seat is fixedly connected to the lower end of the attachment sleeve, an outer thread is provided on the outer wall of the outer threaded pipe, and an outer thread is provided on the inner wall of the bottom seat. Inner screw that meshes with the screw is molded,
When the housing rotates clockwise by the engagement of the inner screw and the outer screw, the housing rises with respect to the bottom seat, and when the housing rotates counterclockwise, the housing descends with respect to the bottom seat. Is configured as
A power transmission base coaxially installed on the outer threaded pipe is rotatably connected in the bottom seat, and is rotatably inserted in and electrically connected to an electric connection base at the center of the lower end of the power transmission base. An electrical connecting rod is attached,
A plurality of slide grooves are formed on the inner wall of the outer threaded pipe along the vertical direction, and the slide groove is slidably connected to the slide grooves in the upper part of the outer wall of the power transmission table. A block is formed so that the outer threaded pipe and the power transmission table can be synchronously rotated in the week direction and relatively movable in the axial direction, and the second electric connection rod is connected to the circuit board via a conductor. Electrically connected to,
A swing-type wingless fan characterized by this. A housing rotation shaft is formed at the lower end of the exhaust sleeve, and a housing rotation groove that is rotatably fitted on the housing rotation shaft is formed at the center of the upper end of the bottom seat. Bearings are installed between the turning grooves,
The swing-type wingless fan according to claim 1. The housing rotation shaft extends into the bottom seat, the lower end of the housing rotation shaft is located in the bottom seat, and is fixedly connected to a mounting frame for disposing a circuit board,
At the center of the bottom of the bottom seat, an electrical connection table for electrical connection to an external power source is attached,
An electric connecting rod, which is rotatably inserted in the electric connecting base and electrically connected to the electric connecting base, is connected to a lower end of the mounting frame,
A power transmission connector electrically connected to an electric connection rod is mounted in the mounting frame, and the circuit board and the power transmission connector are electrically connected,
The swing-type wingless fan according to claim 2, wherein. A wiring hole for penetrating a conductor is formed through the housing rotation shaft in the longitudinal direction in the housing rotation shaft, and a conductor of the blower is electrically connected to a circuit board through the wiring hole.
A sensor wiring port communicating with a wiring hole is formed on a side wall of the housing rotation shaft, and a conductor of the infrared sensor is electrically connected to a circuit board through the sensor wiring port and the wiring hole.
The swing-type wingless fan according to claim 2, wherein. A humidifying unit is attached to the housing, and the housing further includes a humidifying unit mounting portion for arranging the humidifying unit, which is formed between the two main sleeves,
The humidifying unit is removably mounted in the humidifying unit mounting portion and is filled with water, and a micro-hole super-voicing atomizer mounted below the water groove for atomizing water in the water groove. including,
The swing-type wingless fan according to claim 1. A water groove positioning magnet is fixedly connected to the side wall of the humidifying unit mounting portion, and a water groove attracting magnet that is mutually attracted to the water groove positioning magnet is fixedly connected to the side wall of the water groove.
The swing-type wingless fan according to claim 5, wherein