CN215633917U

CN215633917U - Small fan capable of arbitrarily steering

Info

Publication number: CN215633917U
Application number: CN202121509183.1U
Authority: CN
Inventors: 周金玲
Original assignee: Shenzhen Maike Technology Co ltd
Current assignee: Shenzhen Maike Technology Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-01-25
Anticipated expiration: 2031-07-02

Abstract

A small fan capable of being steered at will comprises a mounting plate, a right-angle rod, a moving block, a connecting rod, a first shaft, a second shaft, a first flange, a second flange, a shell, a first motor, fan blades, a protective cover and a connecting assembly; the connecting assembly comprises a screw and a nut; according to the fan, the rotatable right-angle rod, the first shaft and the second shaft which can rotate relatively are arranged, so that the rotatable angle of the fan is increased, the fan is more flexible, and the cooling effect is better; the flange I, the flange II and the connecting assembly are arranged, so that the fan is convenient to disassemble and clean and maintain.

Description

Small fan capable of arbitrarily steering

Technical Field

The utility model relates to the technical field of fans, in particular to a small fan capable of rotating randomly.

Background

The small fan is an appliance for taking the cold by the wind in hot days, and the electric fan is a device for generating air flow by electric drive, a fan arranged in the small fan is electrified and then rotated into natural wind to achieve the effect of taking the cold, but the existing small fan can only rotate left and right in work and has limited angle, can not blow and take the cold around, and can not adjust the head raising angle according to needs, so that the cooling effect can not reach the best, and the small fan is inconvenient to disassemble and clean, is easy to fall with dust for a long time, causes the rotating speed to be reduced, reduces the wind power, prolongs the service life, has lower practicability and does not meet the use requirements of modern people.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the background art, the utility model provides a small fan capable of arbitrarily turning, which increases the rotatable angle of the fan and is convenient to disassemble.

(II) technical scheme

In order to solve the problems, the utility model provides a small fan capable of steering at will, which comprises a mounting plate, a right-angle rod, a moving block, a connecting rod, a first shaft, a second shaft, a first flange, a second flange, a shell, a first motor, fan blades, a protective cover and a connecting assembly, wherein the right-angle rod is arranged on the mounting plate; the mounting plate is horizontally arranged; one edge of the right-angle rod is vertically arranged, and the lower end of the right-angle rod is rotatably connected with the upper end of the mounting plate; the moving block is arranged at the upper end of the mounting plate; the mounting plate is provided with a first power assembly for driving the moving block to move along the axial direction of the horizontal edge of the right-angle rod; the connecting rod is obliquely arranged, one end close to the right-angle rod is higher, the connecting rod is rotatably connected with the lower end of the horizontal edge of the right-angle rod, and the other end far away from the right-angle rod is lower, and the connecting rod is rotatably connected with the upper end of the moving block; the first shaft is vertically arranged at the upper end of the horizontal edge of the right-angle rod; the second shaft is vertically and rotatably arranged at the upper end of the first shaft, and the upper end of the second shaft is provided with a first flange; the first shaft and the second shaft are provided with a first driving shaft and a second driving assembly which can rotate relatively; the upper end of the first flange is provided with a second flange and a connecting assembly, and the second flange is connected with the first flange through the connecting assembly; the upper end of the flange II is provided with a shell; a first motor is arranged in the shell; an output shaft of the motor I extends out of the shell and is connected with the fan blades; a protective cover is arranged on the outer side of the fan blade; the connecting assembly comprises a screw and a nut; the screw rod is vertically arranged at the upper end of the first flange; a vertical hole is formed in the position, corresponding to the screw, of the second flange; the upper end of the screw rod penetrates through the second flange from the hole and is in threaded connection with the nut.

Preferably, the power assembly comprises a screw rod and a knob; a cavity is arranged in the mounting plate, and a groove is axially arranged along the horizontal edge of the right-angle rod at the upper end of the mounting plate; the groove is communicated with the cavity; the screw rod is axially arranged in the cavity along the horizontal edge of the right-angle rod, two ends of the screw rod are rotatably connected with the cavity wall of the cavity, and one end of the screw rod, which is far away from the right-angle rod, is connected with the knob; the moving block is sleeved on the screw rod and is in threaded connection with the screw rod.

Preferably, the upper end of the moving block is provided with a first support; the upper end of the support extends out of the cavity from the groove, and the side wall of the support is in contact with the wall of the groove; the lower end of the horizontal edge of the right-angle rod is provided with a second support; two ends of the connecting rod are respectively connected with the first support and the second support in a rotating mode.

Preferably, the power assembly II comprises a gear I, a gear II and a motor II; the gear is sleeved on the first shaft; the motor II is vertically arranged on the shaft II, and the output shaft is provided with a gear II; and the second gear is meshed with the first gear.

Preferably, the second shaft is sleeved with a protective shell; the first gear, the second gear and the second motor are all arranged inside the protective shell.

Preferably, a clamping plate is arranged below the mounting plate; the upper end of the clamping plate is rotatably connected with the lower end of the mounting plate; a spring is vertically arranged between the clamping plate and the mounting plate; the spring is positioned at one side of the rotary connection part of the clamping plate and the mounting plate.

Preferably, a group of rubber pads are respectively arranged at the corresponding positions of the upper end of the clamping plate and the lower end of the mounting plate; the rubber pad is positioned on one side of the spring, which is far away from the rotary connection part of the clamping plate and the mounting plate; the four corners of the lower end of the clamping plate are provided with supporting legs.

Preferably, the mounting plate is provided with a controller and a control panel; the power supply is arranged in the clamping plate.

The technical scheme of the utility model has the following beneficial technical effects:

in the present invention,

1. the rotatable right-angle rod, the first shaft and the second shaft which can rotate relatively are arranged, so that the rotatable angle of the fan is increased, and the fan is more flexible and has a better cooling effect.

2. The flange I, the flange II and the connecting assembly are arranged, so that the fan is convenient to disassemble and clean and maintain.

Drawings

Fig. 1 is a schematic structural view of a small fan capable of arbitrarily turning according to the present invention.

Fig. 2 is a partially enlarged view of a portion a of the small fan capable of arbitrarily turning according to the present invention.

Fig. 3 is a partially enlarged view of a portion B of the small fan according to the present invention.

Reference numerals: 1. mounting a plate; 2. a right-angle rod; 3. a moving block; 4. a connecting rod; 5. a first shaft; 6. a second shaft; 7. a first flange; 8. a second flange; 9. a housing; 10. a first motor; 11. a fan blade; 12. a protective cover; 13. a screw; 14. an aperture; 15. a nut; 16. a groove; 17. a screw rod; 18. a knob; 19. a cavity; 20. a first support; 21. a second support; 22. a first gear; 23. a second gear; 24. a second motor; 25. a protective shell; 26. a splint; 27. a spring; 28. a rubber pad; 29. a support leg; 30. a controller; 31. a control panel; 32. a power source.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the small fan capable of freely turning provided by the utility model comprises a mounting plate 1, a right-angle rod 2, a moving block 3, a connecting rod 4, a first shaft 5, a second shaft 6, a first flange 7, a second flange 8, a housing 9, a first motor 10, fan blades 11, a protective cover 12 and a connecting assembly; the mounting plate 1 is horizontally arranged; one edge of the right-angle rod 2 is vertically arranged, and the lower end of the right-angle rod is rotatably connected with the upper end of the mounting plate 1; the moving block 3 is arranged at the upper end of the mounting plate 1; the mounting plate 1 is provided with a first power component for driving the moving block 3 to move along the axial direction of the horizontal side of the right-angle rod 2; the connecting rod 4 is obliquely arranged, one end close to the right-angle rod 2 is higher, is rotatably connected with the lower end of the horizontal edge of the right-angle rod 2, and the other end far away from the right-angle rod 2 is lower, and is rotatably connected with the upper end of the moving block 3; the first shaft 5 is vertically arranged at the upper end of the horizontal edge of the right-angle rod 2; the second shaft 6 is vertically and rotatably arranged at the upper end of the first shaft 5, and a first flange 7 is arranged at the upper end; a second power assembly for driving the first shaft 5 and the second shaft 6 to rotate relatively is arranged on the first shaft 5 and the second shaft 6; the upper end of the first flange 7 is provided with a second flange 8 and a connecting assembly, and is connected with the second flange 8 through the connecting assembly; the upper end of the second flange 8 is provided with a shell 9; a first motor 10 is arranged in the shell 9; an output shaft of the first motor 10 extends out of the shell 9 and is connected with fan blades 11; a protective cover 12 is arranged outside the fan blade 11; the connecting component comprises a screw 13 and a nut 15; the screw 13 is vertically arranged at the upper end of the first flange 7; a vertical hole 14 is formed in the position, corresponding to the screw 13, of the second flange 8; the upper end of the screw 13 penetrates through the second flange 8 from the hole 14 and is in threaded connection with a nut 15.

In an alternative embodiment, the power assembly comprises a lead screw 17 and a knob 18; a cavity 19 is arranged in the mounting plate 1, and a groove 16 is axially arranged along the horizontal edge of the right-angle rod 2 at the upper end of the mounting plate; the groove 16 is communicated with the cavity 19; the screw rod 17 is axially arranged in the cavity 19 along the horizontal edge of the right-angle rod 2, two ends of the screw rod are rotatably connected with the cavity wall of the cavity 19, and one end far away from the right-angle rod 2 is connected with the knob 18; the moving block 3 is sleeved on the screw rod 17 and is in threaded connection with the screw rod 17.

In an alternative embodiment, a first support 20 is arranged at the upper end of the moving block 3; the upper end of the first support 20 extends out of the cavity 19 from the groove 16, and the side wall of the first support is in contact with the wall of the groove 16; the lower end of the horizontal edge of the right-angle rod 2 is provided with a second support 21; two ends of the connecting rod 4 are respectively connected with the first support 20 and the second support 21 in a rotating way.

In an alternative embodiment, the second power assembly comprises a first gear 22, a second gear 23 and a second motor 24; the first gear 22 is sleeved on the first shaft 5; the second motor 24 is vertically arranged on the second shaft 6, and the output shaft is provided with a second gear 23; the second gear 23 is meshed with the first gear 22.

In an alternative embodiment, the second shaft 6 is sleeved with a protective shell 25; the first gear 22, the second gear 23 and the second motor 24 are all arranged inside the protective shell 25.

In an alternative embodiment, a clamping plate 26 is arranged below the mounting plate 1; the upper end of the clamping plate 26 is rotatably connected with the lower end of the mounting plate 1; a spring 27 is vertically arranged between the clamping plate 26 and the mounting plate 1; the spring 27 is located on the side of the pivotal connection of the clamp plate 26 to the mounting plate 1.

In an alternative embodiment, a set of rubber pads 28 are respectively arranged at the upper end of the clamping plate 26 and the lower end of the mounting plate 1; the rubber pad 28 is positioned on one side of the spring 27 away from the rotary connection between the clamping plate 26 and the mounting plate 1; the lower end of the clamping plate 26 is provided with four corners with support legs 29.

In an alternative embodiment, the controller 30 and the control panel 31 are provided on the mounting plate 1; a power source 32 is disposed within the clamp plate 26.

According to the utility model, the working principle of the device is that the device is placed on a plane, or the device is clamped and arranged at a corresponding place by using the clamping plate 26 and the mounting plate 1, the knob 18 is rotated, the moving block 3 is driven to move by using the lead screw 16, so that the right-angle rod 2 is driven to rotate, the orientation of the fan is adjusted, the motor II 24 drives the shaft I5 and the shaft II 6 to rotate relatively through the gear I22 and the gear II 23, the fan is driven to rotate, the nut 15 is screwed off, the flange I7 and the flange II 8 can be separated, and the fan is detached, so that the device is convenient to clean and maintain.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A small fan capable of turning freely is characterized by comprising a mounting plate (1), a right-angle rod (2), a moving block (3), a connecting rod (4), a first shaft (5), a second shaft (6), a first flange (7), a second flange (8), a shell (9), a first motor (10), fan blades (11), a protective cover (12) and a connecting assembly;

the mounting plate (1) is horizontally arranged; one edge of the right-angle rod (2) is vertically arranged, and the lower end of the right-angle rod is rotatably connected with the upper end of the mounting plate (1); the moving block (3) is arranged at the upper end of the mounting plate (1); a first power component for driving the moving block (3) to move along the axial direction of the horizontal side of the right-angle rod (2) is arranged on the mounting plate (1); the connecting rod (4) is obliquely arranged, one end close to the right-angle rod (2) is higher, is rotatably connected with the lower end of the horizontal edge of the right-angle rod (2), and the other end far away from the right-angle rod (2) is lower and is rotatably connected with the upper end of the moving block (3); the first shaft (5) is vertically arranged at the upper end of the horizontal edge of the right-angle rod (2); the second shaft (6) is vertically and rotatably arranged at the upper end of the first shaft (5), and the upper end of the second shaft is provided with a first flange (7); a second power assembly for driving the first shaft (5) and the second shaft (6) to rotate relatively is arranged on the first shaft (5) and the second shaft (6); the upper end of the first flange (7) is provided with a second flange (8) and a connecting assembly, and is connected with the second flange (8) through the connecting assembly; the upper end of the second flange (8) is provided with a shell (9); a first motor (10) is arranged in the shell (9); an output shaft of the first motor (10) extends out of the shell (9) and is connected with fan blades (11); a protective cover (12) is arranged outside the fan blade (11);

the connecting component comprises a screw rod (13) and a nut (15); the screw (13) is vertically arranged at the upper end of the first flange (7); a vertical hole (14) is formed in the position, corresponding to the screw rod (13), of the second flange (8); the upper end of the screw rod (13) penetrates through the second flange (8) from the hole (14) and is in threaded connection with the nut (15).

2. The small random-direction-variable fan as claimed in claim 1, wherein the power assembly comprises a screw rod (17) and a knob (18); a cavity (19) is arranged in the mounting plate (1), and a groove (16) is axially arranged along the horizontal edge of the right-angle rod (2) at the upper end of the mounting plate; the groove (16) is communicated with the cavity (19); the screw rod (17) is axially arranged in the cavity (19) along the horizontal edge of the right-angle rod (2), two ends of the screw rod are rotatably connected with the cavity wall of the cavity (19), and one end of the screw rod, which is far away from the right-angle rod (2), is connected with the knob (18); the moving block (3) is sleeved on the screw rod (17) and is in threaded connection with the screw rod (17).

3. The small fan capable of freely turning as claimed in claim 2, characterized in that the upper end of the moving block (3) is provided with a first support (20); the upper end of the first support (20) extends out of the cavity (19) from the groove (16), and the side wall of the first support is in contact with the wall of the groove (16); the lower end of the horizontal edge of the right-angle rod (2) is provided with a second support (21); two ends of the connecting rod (4) are respectively and rotatably connected with the first support (20) and the second support (21).

4. The small fan capable of freely turning according to the claim 1, characterized in that the power assembly II comprises a gear I (22), a gear II (23) and a motor II (24); the first gear (22) is sleeved on the first shaft (5); a second motor (24) is vertically arranged on the second shaft (6), and a second gear (23) is arranged on an output shaft; the second gear (23) is meshed with the first gear (22).

5. The small fan capable of freely turning according to claim 4, wherein the second shaft (6) is sleeved with a protective shell (25); the first gear (22), the second gear (23) and the second motor (24) are all arranged inside the protective shell (25).

6. The small random-direction-changeable fan according to claim 1, wherein a clamping plate (26) is arranged below the mounting plate (1); the upper end of the clamping plate (26) is rotatably connected with the lower end of the mounting plate (1); a spring (27) is vertically arranged between the clamping plate (26) and the mounting plate (1); the spring (27) is positioned at one side of the rotary connection part of the clamping plate (26) and the mounting plate (1).

7. The small fan capable of freely turning according to claim 6, is characterized in that a group of rubber pads (28) are respectively arranged at the corresponding positions of the upper end of the clamping plate (26) and the lower end of the mounting plate (1); the rubber pad (28) is positioned on one side of the spring (27) far away from the rotary connection part of the clamping plate (26) and the mounting plate (1); supporting legs (29) are arranged at four corners of the lower end of the clamping plate (26).

8. The small random-direction-turning fan as claimed in claim 6, wherein the mounting plate (1) is provided with a controller (30) and a control panel (31); a power supply (32) is arranged in the clamping plate (26).