Adjustable electric fan

Abstract

The utility model discloses an adjustable electric fan, which relates to the technical field of electric fans and comprises a device main body, an adjusting mechanism is arranged at the top end of the device main body, an electric fan main body is arranged at one end of the adjusting mechanism, and the adjusting mechanism comprises a rotating seat, a connecting arm and a movable arm. According to the electric fan, the adjusting mechanism, the rotating seat and the like are matched, the electric fan body and the device body can rotate through the arrangement of the rotating shaft, and therefore the use direction of the fan can be adjusted, the connecting arm and the fixed arm can rotate through the arrangement of the first connecting shaft, and therefore the use direction of the fan can be adjusted. The position between the connecting arm and the fixed arm can be fixed by rotating a third adjusting knob, the movable arm and the connecting arm can rotate by arranging a second connecting shaft, and the position between the movable arm and the connecting arm can be fixed by rotating a fourth adjusting knob, so that the use radius of the electric fan main body can be adjusted; and the use flexibility of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to an electric fan technical field, concretely relates to an adjustable electric fan. BACKGROUND

[0002] Electric fan is often used in daily life life small household appliances, ordinary electric fan is placed on the ground or table, and the starting electric fan can enjoy cool wind, but due to the location of people is different, people are high or low, all can lead to electric fan not comprehensive blows to each angle, use is not convenient, therefore electric fan is divided into table fan and floor fan, has certain limitation.

[0003] Patent publication No. CN202441626U discloses an adjustable electric fan, including electric fan shell and base, the electric fan shell both ends are connected with two adjusting rods through fixed shaft, the top of two adjusting rods is equipped with height adjusting bolt, the horizontal rod is fixed between two adjusting rods, and the bottom of two adjusting rods is fixed on the base, the electric fan shell is equipped with multiple fan blades, the middle of multiple fan blades is equipped with solar energy absorption plate, the fan blade outer sleeve is equipped with dust cover, the dust cover is opened and has heat dissipation gap, the upper portion of electric fan shell is equipped with time knob, speed button and main switch.

[0004] In order to solve the problem that electric fan cannot comprehensive blows to each angle, use is not convenient, the prior art is handled by the height adjusting bolt adjusting the height of adjusting rod, but there will be fan use angle and height although adjustable, but the use range cannot be adjusted, and then lead to the problem that in the area inconvenient for fan movement, cannot receive fan wind force. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an adjustable electric fan to solve the problems in the above background.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] An adjustable electric fan, including device main body and support column, the top of device main body is provided with adjusting mechanism, and the one end of adjusting mechanism is provided with electric fan main body.

[0008] The adjusting mechanism includes rotating seat, connecting arm, movable arm, one end of connecting arm is fixedly connected with first connecting shaft, both ends of first connecting shaft are connected with fixed arm shaft, one end of connecting arm is rotatably connected with fixed arm through first connecting shaft, the other end of connecting arm is fixedly connected with second connecting shaft, and both ends of second connecting shaft are connected with movable arm shaft.

[0009] The further improvement in the utility model technical scheme lies in that: the bottom end of the rotating seat is fixedly connected with a rotating shaft, one end of the rotating seat is fixedly connected with a fixed arm, and the top end of the fixed arm is threadedly connected with a third adjusting knob.

[0010] The further improvement in the utility model technical scheme lies in that: the movable arm is rotatably connected with the connecting arm through a second connecting shaft, and the top end of the movable arm is threadedly connected with a fourth adjusting knob.

[0011] The further improvement in the utility model technical scheme lies in that: the top end of the device main body is threadedly connected with a first adjusting knob, a movable column is movably connected in the device main body, the top end of the movable column is threadedly connected with a second adjusting knob, and the bottom end of the rotating shaft is movably connected with the movable column.

[0012] The further improvement in the utility model technical scheme lies in that: the bottom end of the supporting column is fixedly connected with a base, the bottom end of the base is fixedly connected with a universal wheel, and the upper end of the universal wheel is fixedly connected with a brake device.

[0013] The further improvement in the utility model technical scheme lies in that: the electric fan main body comprises a fixed frame, a switch knob is movably connected to one position on the surface of the electric fan main body, and a timing knob is movably connected to another position on the surface of the electric fan main body.

[0014] The further improvement in the utility model technical scheme lies in that: the two ends of the electric fan main body are fixedly connected with a third connecting shaft, one end of the third connecting shaft is connected with the fixed frame in a shaft mode, the electric fan main body is rotatably connected with the fixed frame through the third connecting shaft, one end of the fixed frame is threadedly connected with a fifth adjusting knob, and the fixed frame is fixedly connected with the movable arm.

[0015] Thanks to the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0016] 1、The utility model provides a adjustable electric fan, adopts the cooperation of adjusting mechanism, rotating seat, rotating shaft, fixed arm, connecting arm, first connecting shaft, third adjusting knob, second connecting shaft, fourth adjusting knob, movable arm, the setting of the rotating shaft makes between electric fan main body and device main body rotatable, so that the use direction of the fan is adjustable, the setting of the first connecting shaft makes between connecting arm and fixed arm rotatable, the position between connecting arm and fixed arm can be fixed by rotating the third adjusting knob, the setting of the second connecting shaft makes between movable arm and connecting arm rotatable, the position between movable arm and connecting arm can be fixed by rotating the fourth adjusting knob, so that the use radius of the electric fan main body is adjustable, and the flexibility of device use is improved.

[0017] 2, the utility model provides a adjustable electric fan, adopt device main part, support column, first adjusting knob, movable column, base, universal wheel, brake, the cooperation of second adjusting knob, through the setting of movable column makes the use height of electric fan main body adjustable, rotates first adjusting knob and can fix the height of movable column, through the setting of universal wheel makes the device movable, through brake can brake to universal wheel.

[0018] 3, the utility model provides a adjustable electric fan, adopt electric fan main body, switch knob, timing knob, third connecting shaft, fixed frame, the cooperation of fifth adjusting knob, through the setting of third connecting shaft makes the use angle between electric fan main body and fixed frame adjustable, rotates fifth adjusting knob and can fix the position between electric fan main body and fixed frame. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is device main part structure schematic diagram of the utility model;

[0021] Figure 3 It is rotating seat structure schematic diagram of the utility model;

[0022] Figure 4 It is the connecting arm schematic diagram of the utility model;

[0023] Figure 5 It is electric fan main body structure schematic diagram of the utility model.

[0024] In the drawing: 1, device main part;11, support column;12, first adjusting knob;13, movable column;14, base;15, universal wheel;16, brake;17, second adjusting knob;2, adjusting mechanism;21, rotating seat;22, rotating shaft;23, fixed arm;24, connecting arm;25, first connecting shaft;26, third adjusting knob;27, second connecting shaft;28, fourth adjusting knob;29, movable arm;3, electric fan main body;31, switch knob;32, timing knob;33, third connecting shaft;34, fixed frame;35, fifth adjusting knob. DETAILED DESCRIPTION

[0025] The utility model will be further explained in detail in connection with example:

[0026] Example 1

[0027] As Figures 1-5The utility model provides an adjustable electric fan, including device main body 1 and support column 11, the top of device main body 1 is provided with adjusting mechanism 2, and the one end of adjusting mechanism 2 is provided with electric fan main body 3, adjusting mechanism 2 includes rotary seat 21, connecting arm 24, movable arm 29, one end of connecting arm 24 is fixedly connected with first connecting shaft 25, and both ends of first connecting shaft 25 are connected with fixed arm 23, and one end of connecting arm 24 is rotatably connected with fixed arm 23 through first connecting shaft 25, and the other end of connecting arm 24 is fixedly connected with second connecting shaft 27, and both ends of second connecting shaft 27 are connected with movable arm 29, and the bottom of rotary seat 21 is fixedly connected with rotary shaft 22, and one end of rotary seat 21 is fixedly connected with fixed arm 23, and the top of fixed arm 23 is screw connected with third adjusting knob 26 in a place, and movable arm 29 is rotatably connected with connecting arm 24 through second connecting shaft 27, and the top of movable arm 29 is screw connected with fourth adjusting knob 28 in a place.

[0028] In the embodiment, the electric fan main body 3 and the device main body 1 can be rotated by the rotary shaft 22, so that the use direction of the fan can be adjusted, the connecting arm 24 and the fixed arm 23 can be rotated by the first connecting shaft 25, the position between the connecting arm 24 and the fixed arm 23 can be fixed by rotating the third adjusting knob 26, the movable arm 29 and the connecting arm 24 can be rotated by the second connecting shaft 27, and the position between the movable arm 29 and the connecting arm 24 can be fixed by rotating the fourth adjusting knob 28, so that the use radius of the electric fan main body 3 can be adjusted, and the flexibility of the device is improved.

[0029] Embodiment 2

[0030] As Figures 1-5 shown, on the basis of embodiment 1, the utility model provides a technical scheme: preferably, the top of device main body 1 is screw connected with first adjusting knob 12 in a place, and the inside of device main body 1 is movably connected with movable column 13, and the top of movable column 13 is screw connected with second adjusting knob 17, and the bottom of rotary shaft 22 is movably connected with movable column 13, and the bottom of support column 11 is fixedly connected with base 14, and the bottom of base 14 is fixedly connected with universal wheel 15, and the upper end of universal wheel 15 is fixedly connected with brake device 16,

[0031] In the embodiment, the use height of the electric fan main body 3 can be adjusted by the movable column 13, the height of the movable column 13 can be fixed by rotating the first adjusting knob 12, the device can be moved by the universal wheel 15, and the universal wheel 15 can be braked by the brake device 16.

[0032] Embodiment 3

[0033] As Figures 1-5As shown, based on Embodiment 1, this utility model provides a technical solution: Preferably, the electric fan body 3 includes a fixed frame 34, a switch knob 31 is movably connected to one side of the surface of the electric fan body 3, a timer knob 32 is movably connected to another side of the surface of the electric fan body 3, a third connecting shaft 33 is fixedly connected to both ends of the electric fan body 3, one end of the third connecting shaft 33 is axially connected to the fixed frame 34, the electric fan body 3 is rotatably connected to the fixed frame 34 through the third connecting shaft 33, a fifth adjusting knob 35 is threadedly connected to one end of the fixed frame 34, and the fixed frame 34 is fixedly connected to the movable arm 29.

[0034] In this embodiment, the use angle between the electric fan body 3 and the fixed frame 34 is adjustable by setting the third connecting shaft 33, and the position between the electric fan body 3 and the fixed frame 34 can be fixed by rotating the fifth adjustment knob 35.

[0035] The working principle of this adjustable electric fan will be explained in detail below.

[0036] like Figures 1-5 As shown, the height of the electric fan body 3 is adjustable by the movable column 13. The height of the movable column 13 can be fixed by rotating the first adjustment knob 12. The universal wheel 15 allows the device to move. The universal wheel 15 can be braked by the braking device 16. The rotating shaft 22 allows the electric fan body 3 to rotate with the device body 1, thus adjusting the direction of use of the fan. The connecting arm 24 and the fixed arm 23 can rotate by the first connecting shaft 25. The position between the connecting arm 24 and the fixed arm 23 can be fixed by rotating the third adjustment knob 26. The movable arm 29 and the connecting arm 24 can rotate by the second connecting shaft 27. The position between the movable arm 29 and the connecting arm 24 can be fixed by rotating the fourth adjustment knob 28, thus adjusting the radius of use of the electric fan body 3. The angle between the electric fan body 3 and the fixed frame 34 can be adjusted by the third connecting shaft 33. The position between the electric fan body 3 and the fixed frame 34 can be fixed by rotating the fifth adjustment knob 35, improving the flexibility of use of the device.

[0037] The present invention has been described in detail above. However, modifications or improvements can be made to it, which will be obvious to those skilled in the art. Therefore, any modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. An adjustable electric fan comprising a device body (1) and a support column (11), characterized in that: The top end of the device body (1) is provided with an adjusting mechanism (2), one end of the adjusting mechanism (2) is provided with an electric fan body (3); The adjusting mechanism (2) comprises a rotating seat (21), a connecting arm (24), and a movable arm (29), one end of the connecting arm (24) is fixedly connected with a first connecting shaft (25), both ends of the first connecting shaft (25) are connected with a fixed arm (23) in an axis manner, one end of the connecting arm (24) is rotatably connected with the fixed arm (23) through the first connecting shaft (25), the other end of the connecting arm (24) is fixedly connected with a second connecting shaft (27), both ends of the second connecting shaft (27) are connected with the movable arm (29) in an axis manner.

2. An adjustable electric fan as defined in claim 1, wherein: The bottom end of the rotating seat (21) is fixedly connected with a rotating shaft (22), one end of the rotating seat (21) is fixedly connected with the fixed arm (23), and the top end of the fixed arm (23) is threadedly connected with a third adjusting knob (26) at one place.

3. An adjustable electric fan as defined in claim 1, wherein: The movable arm (29) is rotatably connected with the connecting arm (24) through the second connecting shaft (27), and the top end of the movable arm (29) is threadedly connected with a fourth adjusting knob (28) at one place.

4. An adjustable electric fan as defined in claim 2, wherein: The top end of the device body (1) is threadedly connected with a first adjusting knob (12) at one place, the inside of the device body (1) is movably connected with a movable column (13), the top end of the movable column (13) is threadedly connected with a second adjusting knob (17), and the bottom end of the rotating shaft (22) is movably connected with the movable column (13).

5. An adjustable electric fan as defined in claim 1, wherein: The bottom end of the supporting column (11) is fixedly connected with a base (14), the bottom end of the base (14) is fixedly connected with a universal wheel (15), and the upper end of the universal wheel (15) is fixedly connected with a brake device (16).

6. An adjustable electric fan as defined in claim 1, wherein: The electric fan body (3) comprises a fixed frame (34), the surface of the electric fan body (3) is movably connected with a switch knob (31) at one place, and the surface of the electric fan body (3) is movably connected with a timing knob (32) at another place.

7. An adjustable electric fan as defined in claim 6, wherein: Both ends of the electric fan body (3) are fixedly connected with a third connecting shaft (33), one end of the third connecting shaft (33) is connected with the fixed frame (34) in an axis manner, the electric fan body (3) is rotatably connected with the fixed frame (34) through the third connecting shaft (33), one end of the fixed frame (34) is threadedly connected with a fifth adjusting knob (35), and the fixed frame (34) is fixedly connected with the movable arm (29).

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