CN214998382U

CN214998382U - Electric fan with up-and-down swinging function

Info

Publication number: CN214998382U
Application number: CN202121128041.0U
Authority: CN
Inventors: 邓仲雯
Original assignee: Guangdong Shine Electric Appliances Co ltd
Current assignee: Guangdong Shine Electric Appliances Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-03
Anticipated expiration: 2031-05-25

Abstract

The utility model particularly relates to an electric fan of luffing motion function, including the fan body and support, through first pivot and second pivot looks swing joint between the fan body and the support, wherein: the first rotating shaft or the second rotating shaft is connected with an eccentric wheel, the eccentric wheel is hinged with a push rod, a motor mounting plate is arranged in the support, a driving gear, a transmission gear and a motor are arranged on the outer surface of the motor mounting plate, the motor is connected with the driving gear, the driving gear is meshed with the transmission gear, and one end of the push rod is connected to the transmission gear. The utility model discloses a surface of motor mounting panel is equipped with driving gear and drive gear, and driving gear and drive gear mesh mutually, and the one end of catch bar is connected on drive gear, and the driving gear increases at the drive gear stroke, can promote drive gear's moment dynamics and implement swing angle and reach the finger position, avoids the dead phenomenon of fan body card to take place.

Description

Electric fan with up-and-down swinging function

Technical Field

The utility model relates to a fan technical field specifically is an electric fan of luffing motion function.

Background

At present, most of common electric fans with a rotating function are used for blowing air in a left-right swinging mode. For example, an electric fan of noise control, including the base to and swing joint has the fan body on the base, and fan body both sides department is equipped with the drive shaft, and on the base was arranged in to the drive shaft, drive shaft swing joint had the push rod, and push rod one end is connected with the motor that the drive push rod reciprocated, is equipped with the axis of rotation between push rod and the drive shaft, is equipped with the eccentric wheel between push rod one end and the motor, wherein: and a rolling ball bearing is arranged at the contact position of the driving shaft and the base. But has the following defects in the using process: when the fan body swings up and down to blow air, the fan blade motor and the fan blades are installed in the fan body, the fan body is generally heavy, the torque of the servo motor is insufficient, the swing angle does not reach the designated position or the fan body swings and is clamped, and the use effect is seriously influenced.

Disclosure of Invention

An object of the utility model is to overcome foretell technical problem and provide an electric fan of luffing motion function, can promote the moment dynamics and implement the swing angle and reach the finger position, avoid the dead phenomenon of fan body card to take place.

The utility model discloses an electric fan of luffing motion function, including the fan body and support, through first pivot and second pivot looks swing joint between the fan body and the support, wherein: the first rotating shaft or the second rotating shaft is connected with an eccentric wheel, the eccentric wheel is hinged with a push rod, a motor mounting plate is arranged in the support, a driving gear, a transmission gear and a motor are arranged on the outer surface of the motor mounting plate, the motor is connected with the driving gear, the driving gear is meshed with the transmission gear, and one end of the push rod is connected to the transmission gear.

Specifically further, the gear ratio of the driving gear to the transmission gear is 1: 3.

specifically, further, the gear ratio between the driving gear and the transmission gear is 2: 3.

specifically, the support is provided with a first socket and a first socket respectively, the first rotating shaft is inserted into the first socket, and the second rotating shaft is inserted into the first socket.

Specifically, the fan body is provided with an outer wind guide blade.

Specifically, the outer wind guide vane is provided with a buckle head, the fan body is provided with a buckle groove, the buckle groove is provided with an insertion opening, and the buckle head is arranged on the insertion opening and is buckled on the buckle groove.

Specifically, a screw joint seat is arranged in the support.

Particularly, the eccentric wheel is connected with the push rod through a second connecting shaft, and one end of the push rod is connected with the transmission gear through a first connecting shaft.

Specifically, the first rotating shaft is connected with the eccentric wheel through a screw, or the second rotating shaft is connected with the eccentric wheel through a screw.

The utility model has the advantages that: the outer surface of the motor mounting plate is provided with a driving gear and a transmission gear, the driving gear is meshed with the transmission gear, one end of a push rod is connected to the transmission gear, the stroke of the driving gear is increased at the transmission gear, the moment of the transmission gear can be improved, the swing angle is implemented to achieve the designated position, and the phenomenon that a fan body is blocked is avoided.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is another angle structure diagram of the present invention.

Fig. 3 is a schematic view of a stent structure.

Fig. 4 is a schematic structural diagram of the bracket disassembled according to the present invention.

Fig. 5 is another angular configuration of fig. 4.

Fig. 6 is a schematic view of the structure of the usage state of the present invention.

The reference numbers are as follows: the fan comprises a fan body 1, a socket 101, a buckle slot 102, a support 2, a first socket 201, a first socket 202, a screw connection seat 203, an outer fan blade 3, a buckle head 301, a motor mounting plate 4, a driving gear 5, a transmission gear 6, a first connecting shaft 601, a push rod 7, an eccentric wheel 8, a second connecting shaft 801, a first rotating shaft 9, a second rotating shaft 10 and a motor 11.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 6, the electric fan of the present invention includes a fan body 1 and a support 2, the fan body 1 and the support 2 are movably connected with each other through a first rotating shaft 9 and a second rotating shaft 10, wherein: the first rotating shaft 9 or the second rotating shaft 10 is connected with an eccentric wheel 8, the eccentric wheel 8 is hinged with a push rod 7, a motor mounting plate 4 is arranged in the support 2, a driving gear 5, a transmission gear 6 and a motor 11 are arranged on the outer surface of the motor mounting plate 4, the motor 11 is connected with the driving gear 5, the driving gear 5 is meshed with the transmission gear 6, and one end of the push rod 7 is connected to the transmission gear 6.

The outer surface of the motor mounting plate 4 is provided with a driving gear 5 and a transmission gear 6, the driving gear 5 is meshed with the transmission gear 6, one end of a push rod 7 is connected to the transmission gear 6, the stroke of the driving gear 5 is increased at the transmission gear 6, the moment of the transmission gear 6 can be improved, the swing angle is implemented to achieve the designated position, and the phenomenon that a fan body is blocked is avoided.

Wherein, motor 11 is fixed in the opposite side surface of motor mounting panel 4, and the pivot of motor 11 is connected on driving gear 5, and driving gear 5 and drive gear 6 set up in one side surface of motor mounting panel 4.

The motor 11 drives the driving gear 5 to rotate, the driving gear 5 drives the transmission gear 6 to rotate, the transmission gear 6 enables the push rod 7 to move up and down, the push rod 7 drives the eccentric wheel 8 to swing, and the eccentric wheel 8 drives the fan body 1 to swing upwards or downwards. The range between the upward swing and the downward swing is the swing stroke of the fan body 1. The fan body 1 can swing up and down on the bracket 2.

The structure is characterized in that the gear ratio of the driving gear 5 to the transmission gear 6 is 1: 3. or the gear ratio between the driving gear 5 and the transmission gear 6 of the structure is 2: 3. the two groups of gear ratios are used for increasing the stroke of the driving gear 5 on the transmission gear 6, thereby increasing the moment and effectively pushing the fan body 1 to swing.

In the structure, the support 2 is respectively provided with a first socket 201 and a first socket 202, the first rotating shaft 9 is inserted into the first socket 201, the second rotating shaft 10 is inserted into the first socket 202, and the fan body 1 is movably swung on the support 2.

The fan body 1 of the structure is provided with an outer wind guide blade 3. The outer wind guide blades 3 perform a wind guide function. According to the structure, the outer wind guide blade 3 is provided with the buckle head 301, the fan body 1 is provided with the buckle groove 102, the buckle groove 102 is provided with the socket 101, the buckle head 301 is arranged in the socket 101 and is buckled on the buckle groove 102, and the outer wind guide blade 3 is conveniently and quickly fixed on the fan body 1. The fan body 1 is also internally provided with a rotating blade motor and a rotating blade, the rotating blade motor is connected with the rotating blade, and the rotating blade generates strong wind when rotating and blows out of the fan body 1.

In the structure, a screw joint seat 203 is arranged in the bracket 2. The lower end of the bracket 2 is provided with a base body, and the screw joint base 203 is connected with the base body through an auxiliary screw.

In the structure, the eccentric wheel 8 is connected with the push rod 7 through the second connecting shaft 801, one end of the push rod 7 is connected with the transmission gear 6 through the first connecting shaft 601, and the push rod 7 can drive the eccentric wheel 8 and the transmission gear 6 to synchronously rotate.

In the structure, the first rotating shaft 9 is connected with the eccentric wheel 8 through a screw, or the second rotating shaft 10 is connected with the eccentric wheel 8 through a screw, so that the position of the eccentric wheel 8 is fixed.

The present invention should be considered as limited only by the preferred embodiments of the present invention, and all changes, equivalents and improvements which come within the spirit and principle of the invention are intended to be embraced therein.

Claims

1. The utility model provides an electric fan of luffing motion function, includes fan body (1) and support (2), through first pivot (9) and second pivot (10) looks swing joint, its characterized in that between fan body (1) and support (2): the first rotating shaft (9) or the second rotating shaft (10) is connected with an eccentric wheel (8), the eccentric wheel (8) is hinged with a push rod (7), a motor mounting plate (4) is arranged in the support (2), a driving gear (5), a transmission gear (6) and a motor (11) are arranged on the outer surface of the motor mounting plate (4), the motor (11) is connected with the driving gear (5), the driving gear (5) is meshed with the transmission gear (6), and one end of the push rod (7) is connected to the transmission gear (6).

2. The electric fan with up-down swinging function as claimed in claim 1, wherein: the gear ratio of the driving gear (5) to the transmission gear (6) is 1: 3.

3. the electric fan with up-down swinging function as claimed in claim 1, wherein: the gear ratio between the driving gear (5) and the transmission gear (6) is 2: 3.

4. the electric fan with up-down swinging function as claimed in claim 1, wherein: the support (2) is provided with a first socket (201) and a first socket (202) respectively, the first rotating shaft (9) is inserted into the first socket (201), and the second rotating shaft (10) is inserted into the first socket (202).

5. The electric fan with up-down swinging function as claimed in claim 1, wherein: the fan body (1) is provided with an outer wind guide blade (3).

6. The electric fan with up-and-down swinging function as claimed in claim 5, wherein: the outer wind guide blade (3) is provided with a buckle head (301), the fan body (1) is provided with a buckle groove (102), the buckle groove (102) is provided with a socket (101), and the buckle head (301) is arranged in the socket (101) and buckled on the buckle groove (102).

7. The electric fan with up-down swinging function as claimed in claim 1, wherein: a screw joint seat (203) is arranged in the bracket (2).

8. The electric fan with up-down swinging function as claimed in claim 1, wherein: the eccentric wheel (8) is connected with the push rod (7) through a second connecting shaft (801), and one end of the push rod (7) is connected with the transmission gear (6) through a first connecting shaft (601).

9. The electric fan with up-down swinging function as claimed in claim 1, wherein: the first rotating shaft (9) is connected with the eccentric wheel 8 through screws, or the second rotating shaft 10 is connected with the eccentric wheel 8 through screws.