Fan head, floor fan and floor fan with humidifier

Abstract

The invention discloses a fan head, a floor fan and a floor fan with a humidifier, the fan head comprises a front air outlet net, a rear air inlet net, a supporting pipe, an outer rotor motor and fan blades, a front shaft seat is arranged on the front air outlet net, a rear shaft seat and a connecting part are arranged on the rear air inlet net, and the outer rotor motor comprises a fixed shaft, a silicon steel sheet, a winding, outer rotor magnetic steel and an outer rotor; the front air outlet net and the rear air inlet net are buckled and fixed, the fan blades are arranged on the outer rotor, and the two ends of the fixed shaft are fixed to the front shaft seat and the rear shaft seat respectively. The supporting pipe is connected with the connecting part. The front air outlet net and the rear air inlet net are buckled to form an air cavity, and the motor is arranged in the air cavity. The motor is high in heat dissipation performance and good in integrity.

Description

Technical Field

[0001] The present invention relates to a fan, in particular to a fan head. Background Art

[0002] The current existing technology, Chinese patent 202320339656.0, is a chassis for a floor fan and a floor fan. The chassis of the floor fan includes a chassis body and a charging interface, wherein the chassis body is provided with a first recess, and a first opening is provided on the inner bottom wall of the first recess. The charging interface is provided inside the chassis body and exposed through the first opening. The charging interface is used to connect an external power supply to power the floor fan. In this way, the floor fan can be powered by connecting to a power socket through an adapter or using a power bank, thereby improving the flexibility of using the floor fan. At the same time, the charging interface is provided on the side of the first recess close to the chassis body, which can protect the charging interface to a certain extent, extend the service life of the charging interface and the floor fan, and thus ensure the working reliability of the floor fan. The problem is that the fan motor is external, and the front air outlet cover and the rear air inlet cover are provided at the front end of the motor. Summary of the Invention

[0003] The purpose of the present invention is to provide a fan head which has the characteristics of a fan motor hidden in an air cavity formed by a front air outlet net and a rear air inlet net and has good integrity.

[0004] The present invention is realized as follows: a fan head, which is special in that it includes a front air outlet net, a rear air inlet net, a support tube, an outer rotor motor and fan blades,

[0005] The front air outlet net is provided with a front axle seat, and the rear air inlet net is provided with a rear axle seat and a connecting part.

[0006] The outer rotor motor includes a stator shaft, silicon steel sheets, windings, outer rotor magnets and an outer rotor;

[0007] The front air outlet net and the rear air inlet meat are buckled and fixed, the fan blades are arranged on the outer rotor, and the two ends of the fixed shaft are respectively fixed to the front axle seat and the rear axle seat; the support tube is connected to the connecting part.

[0008] The fan head is special in that the rear air inlet net comprises a cylindrical seat, a seat cover and a rear net body surrounding the cylindrical seat.

[0009] The rear axle seat is arranged at the front end of the cylindrical seat;

[0010] A connecting cavity with a rear opening is provided on the seat cover, and the cylindrical seat and the seat cover constitute the connecting portion;

[0011] The support tube is hinged to the connecting cavity.

[0012] The fan head is special in that the connecting cavity on the seat cover is trapezoidal in shape, and its volume decreases gradually from the back to the front.

[0013] The fan head is special in that: a mist outlet cavity is provided on the front air outlet net, and the front shaft seat is provided at the mist inlet end of the mist outlet cavity;

[0014] The fixed shaft is hollow and provided with a guide hole along the axis;

[0015] The rear axle seat is hollow and has front and rear openings;

[0016] Also includes a mist outlet cover and diversion hose;

[0017] The mist outlet cover is buckled with the front end of the front axle seat, the fixed shaft is connected with the front axle seat and the rear axle seat, the guide hose enters the cylindrical seat from the support pipe and is connected with the rear axle seat; the rear air inlet swings up and down relative to the support pipe.

[0018] The fan head is special in that: the upper end of the support tube is provided with a bilaterally symmetrical flat surface, one side of which is provided with a circular hole, and the other side of which is provided with a polygonal hole;

[0019] Axial holes and guide grooves are provided on both side walls of the connecting cavity, and the guide grooves and the axial holes intersect;

[0020] It also includes a left hinge seat, a right hinge seat, a hinge shaft, a driving part and a micro motor;

[0021] The left hinge seat includes a left half-avoidance hole provided on the front wall plate and a left shaft hole provided on the side wall plate;

[0022] The right hinge seat includes a right half-avoidance hole provided on the front wall plate and a right axis hole provided on the side wall plate;

[0023] The driving member comprises a polygonal head, a circular body, a flange and a motor shaft seat arranged in the circular body;

[0024] The left hinge seat and the right hinge seat are connected to form a hinge seat and are fixed to the seat cover respectively. The left half of the air avoidance hole and the right half of the air avoidance hole form an air avoidance hole. The connecting cavity is inserted into the hinge seat and the support tube is inserted into the connecting cavity. The hinge shaft is fixed to the right hinge seat and inserted into the circular hole through the right shaft hole. The circular body of the driving member is rotatably matched with the left shaft hole of the left hinge seat. The polygonal head is plugged into the polygonal hole. The micromotor is fixed to the left hinge seat and the motor shaft is fixed to the motor shaft seat. The diversion hose is matched with the air avoidance hole.

[0025] The fan head is special in that it also includes a pipe joint, which includes a base plate and an inlet pipe and an outlet pipe provided on the base plate.

[0026] The seat frame plate is fixed to the seat cover, the inlet interface pipe is connected to the diversion hose, and the water outlet interface pipe is fixed to the front axle seat.

[0027] A floor fan is characterized in that it comprises the fan head as described above.

[0028] A floor fan with a humidifier is special in that it comprises the fan head as described above.

[0029] The present invention provides a fan head, wherein a front air outlet net and a rear air inlet net are buckled together to form an air cavity, and a motor is arranged in the air cavity; the motor has high heat dissipation performance and good integrity. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a cross-sectional view of the present invention.

[0031] Figure 2 It is a partial three-dimensional cross-sectional view of the present invention.

[0032] Figure 3 It is one of the three-dimensional exploded views of the present invention.

[0033] Figure 4 yes Figure 3 A partial enlarged view of .

[0034] Figure 5 This is the second exploded perspective view of the present invention.

[0035] Figure 6 yes Figure 5 A partial enlarged view of .

[0036] Figure 7 It is one of the three-dimensional views of the driving member of the present invention.

[0037] Figure 8 This is the second stereoscopic view of the driving member of the present invention.

[0038] Figure 9 It is a perspective view of the present invention.

[0039] Figure 10 It is a partial three-dimensional exploded view of the present invention.

[0040] Figure 11 It is a perspective view of a second embodiment of the present invention. DETAILED DESCRIPTION

[0041] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0042] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood broadly. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to direct connections, indirect connections through an intermediary, or internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0043] like Figure 1 、 Figure 2 、 Figure 3 As shown, a fan head includes a front air outlet net 1, a rear air inlet net 2, a support tube 3, an outer rotor motor 4 and fan blades 5.

[0044] The front air outlet net 1 is provided with a front axle seat 1A.

[0045] The rear air intake net 2 includes a rear axle seat 21 and a connecting portion 22

[0046] The outer rotor motor 4 includes a fixed shaft 41, silicon steel sheets (not marked), windings, outer rotor magnets and an outer rotor 42. The outer rotor motor 4 is a well-known technology.

[0047] The front air outlet net 1 and the rear air inlet net 2 are fastened and fixed together to form a motor cavity. The fan blades 5 are arranged on the outer rotor 42. The two ends of the fixed shaft 41 are respectively fixed to the front axle seat 1A and the rear axle seat 21; the support tube 3 is connected to the connecting part 22.

[0048] As a further improvement of the present invention: the rear air inlet net 2 includes a cylindrical seat 23, a seat cover 24 and a rear net body 25 surrounding the cylindrical seat 23.

[0049] The rear axle seat 21 is provided at the front end of the cylindrical seat 23;

[0050] The seat cover 24 is provided with a connecting cavity 241 with front and rear openings, and the cylindrical seat 23 and the seat cover 24 are fastened and fixed together to form the connecting portion 22;

[0051] The support tube 3 is hinged to the connecting cavity 241 .

[0052] As a further improvement of the present invention, the connecting cavity 241 on the seat cover 24 is trapezoidal in shape, and its volume gradually decreases from the back to the front.

[0053] As a further improvement of the present invention: the front air outlet net 1 is provided with a mist outlet cavity 1B, and the front axle seat 1A is provided at the mist inlet end of the mist outlet cavity 1B; it can also be described as follows: the front air outlet net includes a cylindrical front shell 1C and a front net body 1D, the front net body 1D is provided with the mist outlet cavity 1B, and the mist inlet end of the mist outlet cavity 1B is provided with the front axle seat 1A, the front axle seat 1A is hollow and serves as a mist inlet interface;

[0054] The fixed shaft 41 is hollow and has a guide hole along the axis;

[0055] The rear axle seat 21 is hollow and has front and rear openings;

[0056] It also includes a mist outlet cover 6 and a diversion hose 7;

[0057] The mist outlet cover 6 is buckled with the front opening of the mist outlet chamber 1B, the two ends of the fixed shaft 41 are respectively inserted into the front axle seat 1A and the rear axle seat 21 and are connected, the guide hose 7 enters the cylindrical seat 23 from the support tube 3 and is connected with the rear axle seat 21; the rear air inlet net 2 swings up and down relative to the support tube 3, that is, the front air inlet net body 1, the outer rotor motor 4 and the rear air inlet net body 2 swing up and down together relative to the support tube 3.

[0058] As a further improvement of the present invention: the upper end of the support tube 3 is provided with a bilaterally symmetrical flat portion 31, a circular hole 32 is provided on one side, and a polygonal hole 33 is provided on the other side. The end of the support tube 3 is provided with a tube avoidance hole 34; in other words: the polygonal hole 33 is provided on the left side and the circular hole 32 is provided on the right side;

[0059] The two side walls of the connecting cavity 241 are provided with an axial hole 242 and an introduction groove 243 , and the introduction groove 243 and the axial hole 242 intersect with each other;

[0060] It also includes a left hinge seat 81, a right hinge seat 82, a hinge shaft 9, a driving member 10 and a micro motor 11;

[0061] The left hinge seat 81 includes a left half-avoidance hole (not marked) provided on the front wall plate and a left shaft hole 811 provided on the side wall plate;

[0062] The right hinge seat 82 includes a right half-avoidance hole provided on the front wall plate and a right shaft hole 821 provided on the side wall plate;

[0063] The driving member 10 includes a polygonal head 101, a circular body 102, a flange 103 and a motor shaft seat 104 provided in the circular body 102;

[0064] The left hinge seat 81 and the right hinge seat 82 are connected to form a hinge seat with a hollow rear opening and a lower opening, and are respectively fixed to the seat cover 24. The left half avoidance hole and the right half avoidance hole form a seat avoidance hole. The connecting cavity 241 is inserted into the hinge seat, and the support tube 3 is inserted into the connecting cavity 241. The hinge shaft 9 is fixed to the right hinge seat 82 and inserted into the circular hole 32 through the right shaft hole 821 and the shaft hole 242. The circular body 102 of the driving member 10 is rotatably matched with the left shaft hole 811 and the shaft hole 242 of the left hinge seat 81. The polygonal head 101 is plugged into the polygonal hole 33. The micromotor 11 is fixed to the left hinge seat 81 and the motor shaft is fixed to the motor shaft seat 104. The diversion hose 7 is matched with the seat avoidance hole and the tube avoidance hole 34. With such a structure, the micromotor 11 rotates to realize the up and down swinging of the fan head; one end of the guide tube 7 is fixed in the support tube 3, and the guide tube 7 is connected to the rear axle seat 31 through the tube avoidance hole of the support tube 3, the hinge seat and the seat avoidance hole at the front end of the hinge seat; the guide tube 7 swings up and down with the fan head.

[0065] As a further improvement of the present invention: a left shaft sleeve (not marked in the figure) connected to the left shaft hole 811 is provided on the inner surface of the side wall plate of the left hinge seat 81;

[0066] A right shaft sleeve connected to the right shaft hole 821 is provided on the inner surface of the side wall plate of the right hinge seat 82;

[0067] The left shaft sleeve and the right shaft sleeve are respectively arranged in the shaft hole 242 through the introduction groove 243, the hinge shaft 9 is matched with the right shaft sleeve, and the circular body 102 is matched with the left shaft sleeve.

[0068] As a further improvement of the present invention: it also includes a pipe joint 12, the pipe joint 12 includes a base plate 121 and an inlet pipe 122 and an outlet pipe 123 provided on the base plate,

[0069] The seat frame plate 121 is fixed to the seat cover 24 , the inlet pipe 122 is connected to the diversion hose 7 , and the outlet pipe 123 is fixed to the rear axle seat 21 .

[0070] A floor fan is characterized in that it comprises the fan head as described above.

[0071] like Figure 11 As shown, a floor fan with a humidifier includes the fan head, vertical pipe 12 and base 13 as described above. The base 13 is provided with a humidifier, and the mist outlet of the humidifier, vertical pipe 12 and guide hose 7 are connected in sequence.

[0072] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to the embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the claims and their equivalents.

Claims

1. A fan head, characterized in that: It includes front air outlet net, rear air inlet net, support pipe, outer rotor motor and fan blades. The front air outlet net is provided with a front axle seat, and the rear air inlet net is provided with a rear axle seat and a connecting part. The outer rotor motor includes a stator shaft, silicon steel sheets, windings, outer rotor magnets and an outer rotor; The front air outlet net and the rear air inlet meat are buckled and fixed, the fan blades are arranged on the outer rotor, and the two ends of the fixed shaft are respectively fixed to the front axle seat and the rear axle seat; the support tube is connected to the connecting part.

2. The fan head according to claim 1, characterized in that: The rear air inlet net includes a cylindrical seat, a seat cover and a rear net body surrounding the cylindrical seat. The rear axle seat is arranged at the front end of the cylindrical seat; A connecting cavity with a rear opening is provided on the seat cover, and the cylindrical seat and the seat cover constitute the connecting portion; The support tube is hinged to the connecting cavity.

3. The fan head according to claim 2, characterized in that: The connecting cavity on the seat cover is trapezoidal in shape, and its volume gradually decreases from the back to the front.

4. The fan head according to claim 3, characterized in that: The front air outlet net is provided with a mist outlet cavity, and the front axle seat is provided at the mist inlet end of the mist outlet cavity; The fixed shaft is hollow and provided with a guide hole along the axis; The rear axle seat is hollow and has front and rear openings; Also includes a mist outlet cover and diversion hose; The mist outlet cover is buckled with the front opening of the mist outlet chamber, the fixed shaft is connected with the front axle seat and the rear axle seat, the guide hose enters the cylindrical seat from the support pipe and is connected with the rear axle seat; the front air outlet net, the outer rotor motor and the rear air inlet net swing up and down relative to the support pipe.

5. The fan head according to claim 4, characterized in that: The upper end of the support tube is provided with a bilaterally symmetrical flat portion, one side of which is provided with a circular hole and the other side is provided with a polygonal hole; Axial holes and guide grooves are provided on both side walls of the connecting cavity, and the guide grooves and the axial holes intersect; It also includes a left hinge seat, a right hinge seat, a hinge shaft, a driving part and a micro motor; The left hinge seat includes a left half-avoidance hole provided on the front wall plate and a left shaft hole provided on the side wall plate; The right hinge seat includes a right half-avoidance hole provided on the front wall plate and a right axis hole provided on the side wall plate; The driving member comprises a polygonal head, a circular body, a flange and a motor shaft seat arranged in the circular body; The left hinge seat and the right hinge seat are connected to form a hinge seat and are respectively fixed to the seat cover, the left half avoidance hole and the right half avoidance hole form a seat avoidance hole, the connecting cavity is inserted into the hinge seat, and the support tube is inserted into the connecting cavity; the hinge shaft is fixed to the right hinge seat and inserted into the circular hole through the right axis hole, the circular body of the driving member is rotatably matched with the left axis hole of the left hinge seat, the polygonal head is plugged into the polygonal hole, the micromotor is fixed to the left hinge seat and the motor shaft is fixed to the motor shaft seat; the diversion hose is matched with the seat avoidance hole and the tube avoidance hole.

6. The fan head according to claim 5, characterized in that: It also includes a pipe joint, which includes a base plate and an inlet pipe and an outlet pipe provided on the base plate. The seat frame plate is fixed to the seat cover, the inlet pipe is connected to the diversion hose, and the outlet pipe is fixed to the rear axle seat.

7. A floor fan, characterized in that: The invention comprises the fan head according to any one of claims 1 to 3.

8. A floor fan with a humidifier, characterized by: The invention comprises the fan head according to any one of claims 4 to 6.

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