CN216665979U

CN216665979U - Desktop small fan convenient to angle regulation

Info

Publication number: CN216665979U
Application number: CN202123261570.0U
Authority: CN
Inventors: 林爱明
Original assignee: Shenzhen Xingyangming Technology Co ltd
Current assignee: Shenzhen Xingyangming Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-03
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to the technical field of desktop fans, in particular to a desktop small fan convenient for angle adjustment. The design of itself can be adjusted the height and the angle of fan, is convenient for to the use of fan, can intercept the dust in the air through the filter screen simultaneously, avoids the dust in the air to fall into inside servo motor, causes servo motor's damage, and the operation is simple and direct, and the practicality is strong.

Description

Desktop small fan convenient to angle regulation

Technical Field

The utility model relates to the technical field of desktop fans, in particular to a desktop small fan convenient for angle adjustment.

Background

The fan is called fan and fan blower for short, it is a household electric appliance which uses motor to drive fan blade to rotate so as to make air quickly circulate, and is mainly used for cooling, relieving summer heat and circulating air, and can be extensively used in the places of family, classroom, office, shop, hospital and hotel, etc.

However, the angle of the existing desktop small fan cannot be adjusted when the small fan is used, the small fan is inconvenient to use, and the servo motor is easy to enter dust in the using process, so that the servo motor is damaged. Accordingly, those skilled in the art have provided a desktop small fan facilitating the adjustment of the angle to solve the problems set forth in the above background art.

Disclosure of Invention

The utility model aims to provide a desktop small fan convenient for angle adjustment, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a little fan of desktop convenient to angle regulation, includes the base, the upper end of base is provided with the dead lever, the upper end of dead lever is provided with fixed branch, a set of fourth screw hole has been seted up on fixed branch's surface, the surface of dead lever is provided with first bolt, fixed branch's upper end is provided with servo motor, servo motor's lower extreme is located fixed position of fixed branch and is connected with hinge seat, the surface of hinge seat is provided with the third bolt, one side of servo motor is provided with first protective housing, one side of first protective housing is provided with the second protective housing, the inside that the servo motor output is located first protective housing is provided with the flabellum, servo motor's input is provided with the filter screen, the surface of filter screen is provided with the second bolt.

As a further scheme of the utility model: a set of fourth screw hole is ten, first draw-in groove has been seted up in the position that servo motor's input is located the filter screen, the external diameter size looks adaptation of the size of first draw-in groove and filter screen, first draw-in groove and filter screen block are connected.

As a still further scheme of the utility model: the servo motor and the surface of the filter screen are provided with first threaded holes at the positions of the second bolts, the outer surface of the second bolts and the inner surface of the first threaded holes are provided with threads, and the second bolts are in threaded connection with the first threaded holes.

As a still further scheme of the utility model: the connecting groove has been seted up in the position that the surface of second protective housing is located first protective housing, the inside fixedly connected with connecting piece that the surface of first protective housing is located the connecting groove, the surface of connecting piece and the internal surface of connecting groove all are provided with the screw thread, connecting groove and connecting piece threaded connection.

As a still further scheme of the utility model: the upper end of the fixing support rod is fixedly connected with a fixing piece at the position of the hinge seat, the hinge seat and the fixing piece are respectively provided with a second threaded hole and a third threaded hole at the position of the third bolt, the outer surface of the third bolt and the inner surfaces of the second threaded hole and the third threaded hole are respectively provided with threads, and the third bolt and the second threaded hole are in threaded connection with the third threaded hole.

As a still further scheme of the utility model: the surface of the fixed rod is provided with a second clamping groove at the position of the fixed supporting rod, the size of the second clamping groove is matched with the outer diameter of the fixed supporting rod, and the second clamping groove is connected with the fixed supporting rod in a clamping mode.

As a still further scheme of the utility model: and a fifth threaded hole is formed in the surface of the fixed rod, which is positioned at the position of the first bolt, threads are arranged on the outer surface of the first bolt and the inner surfaces of the fourth threaded hole and the fifth threaded hole, and the first bolt and the fourth threaded hole are in threaded connection with the fifth threaded hole.

Compared with the prior art, the utility model has the beneficial effects that: when the angle of the fan needs to be adjusted, the third bolt is rotated in the second threaded hole and the third threaded hole by rotating the third bolt in the forward direction, so that the third bolt is screwed out of the second threaded hole and the third threaded hole, the fixing piece and the hinge seat are released from fixing, the angle of the fan can be adjusted by a worker conveniently, when the height of the fan needs to be adjusted, the first bolt is screwed out of the fifth threaded hole and the fourth threaded hole by rotating the first bolt in the forward direction, the fixing rod and the fixing support rod are released from fixing, then the fixing support rod is moved out of the second clamping groove, the height of the fan can be adjusted, the fan can be used conveniently, when the filter screen needs to be maintained or replaced, the second bolt is screwed out of the first threaded hole by rotating the second bolt in the forward direction, the filter screen is moved out of the first clamping groove, the maintenance or replacement of the filter screen is facilitated, dust in the air can be intercepted by the filter screen, the damage of the servo motor caused by the dust falling into the servo motor is avoided, when the fan blade needs to be maintained, the second protective shell can be directly rotated to be screwed out from the surface of the connecting piece, so that the fan blade is exposed, the maintenance of the fan blade is facilitated, the operation is simple and direct, and the practicability is high.

Drawings

FIG. 1 is a schematic view of a desktop small fan with an adjustable angle;

FIG. 2 is a schematic structural diagram of a servo motor in a desktop small fan facilitating angle adjustment;

FIG. 3 is a schematic view of a hinge seat of a small desktop fan for easy angle adjustment;

fig. 4 is a schematic structural view of a fixing rod in a desktop small fan, which facilitates angle adjustment.

In the figure: 1. a base; 2. fixing the rod; 3. fixing the supporting rod; 4. a first bolt; 5. a servo motor; 6. a first protective case; 7. a second protective shell; 8. filtering with a screen; 9. a second bolt; 10. a hinge mount; 11. a third bolt; 12. a first card slot; 13. a first threaded hole; 14. a fan blade; 15. connecting grooves; 16. a connecting member; 17. a fixing member; 18. a second threaded hole; 19. a third threaded hole; 20. a fourth threaded hole; 21. a second card slot; 22. and a fifth threaded hole.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, a desktop small fan convenient for angle adjustment includes a base 1, a fixing rod 2 is disposed at an upper end of the base 1, a fixing support rod 3 is disposed at an upper end of the fixing rod 2, a set of fourth threaded holes 20 is disposed on a surface of the fixing support rod 3, a first bolt 4 is disposed on a surface of the fixing rod 2, a servo motor 5 (model of the motor is LCDB2-022002-LB622) is disposed at an upper end of the fixing support rod 3, a hinge base 10 is fixedly connected to a lower end of the servo motor 5 at the position of the fixing support rod 3, a third bolt 11 is disposed on a surface of the hinge base 10, a first protection shell 6 is disposed at one side of the servo motor 5, a second protection shell 7 is disposed at one side of the first protection shell 6, a fan blade 14 is disposed at an output end of the servo motor 5 inside the first protection shell 6, a filter screen 8 is disposed at an input end of the servo motor 5, the surface of the screen 8 is provided with second bolts 9.

In fig. 2: a set of fourth screw hole 20 is ten, and first draw-in groove 12 has been seted up to the position that servo motor 5's input is located filter screen 8, and the external diameter size looks adaptation of the size of first draw-in groove 12 and filter screen 8, first draw-in groove 12 and filter screen 8 block are connected, make servo motor 5 and filter screen 8 looks block through first draw-in groove 12, are convenient for to the installation and the dismantlement of filter screen.

First screw hole 13 has all been seted up in the position that the surface of servo motor 5 and filter screen 8 of telling is located second bolt 9, and the surface of second bolt 9 and the internal surface of first screw hole 13 all are provided with the screw thread, and second bolt 9 and first screw hole 13 threaded connection are convenient for to servo motor 5 and filter screen 8's fixed through second bolt 9 and first screw hole 13 threaded connection.

The connecting groove 15 has been seted up in the position that the surface of second protective housing 7 is located first protective housing 6, the inside fixedly connected with connecting piece 16 that the surface of first protective housing 6 is located connecting groove 15, the surface of connecting piece 16 and the internal surface of connecting groove 15 all are provided with the screw thread, connecting groove 15 and connecting piece 16 threaded connection are convenient for fix and separate first protective housing 6 and second protective housing 7 through connecting groove 15 and connecting piece 16 threaded connection.

In fig. 3: the upper end of the fixed support rod 3 is located at the position of the hinge seat 10 and is fixedly connected with a fixing piece 17, the hinge seat 10 and the fixing piece 17 are located at the position of the third bolt 11 and are respectively provided with a second threaded hole 18 and a third threaded hole 19, the outer surface of the third bolt 11 and the inner surfaces of the second threaded hole 18 and the third threaded hole 19 are respectively provided with threads, the third bolt 11 and the second threaded hole 18 are in threaded connection with the third threaded hole 19, and the hinge seat 10 and the fixing piece 17 are conveniently fixed through the third bolt 11 and the second threaded hole 18 in threaded connection with the third threaded hole 19.

In fig. 4: the second draw-in groove 21 has been seted up in the position that the surface of dead lever 2 is located fixed branch 3, the external diameter size looks adaptation of the size of second draw-in groove 21 and fixed branch 3, and second draw-in groove 21 and fixed branch 3 block are connected, make dead lever 2 and fixed branch 3 block mutually through second draw-in groove 21, are convenient for highly adjust fixed branch 3.

Fifth threaded hole 22 is opened in the position that the surface of dead lever 2 is located first bolt 4, and the surface of first bolt 4 and the internal surface of fourth threaded hole 20 and fifth threaded hole 22 all are provided with the screw thread, and first bolt 4 and fourth threaded hole 20 and fifth threaded hole 22 threaded connection are convenient for fix dead lever 2 and fixed branch 3 through first bolt 4 and fourth threaded hole 20 and fifth threaded hole 22 threaded connection.

The working principle of the utility model is as follows: when the utility model is used and the angle of the fan needs to be adjusted, the third bolt 11 is rotated in the second threaded hole 18 of the hinge seat 10 and the third threaded hole 19 of the fixing piece 17 by rotating the third bolt 11 in the positive direction, so that the third bolt 11 is screwed out from the second threaded hole 18 of the hinge seat 10 and the third threaded hole 19 of the fixing piece 17, the fixing piece 17 and the hinge seat 10 are released from fixing, the angle of the fan is convenient for a worker to adjust, when the height of the fan needs to be adjusted, the first bolt 4 is rotated in the fifth threaded hole 22 of the fixing rod 2 and the fourth threaded hole 20 of the fixing support rod 3 by rotating the first bolt 4 in the positive direction, so that the first bolt 4 is screwed out from the fifth threaded hole 22 of the fixing rod 2 and the fourth threaded hole 20 of the fixing support rod 3, the fixing rod 2 and the fixing support rod 3 are released from fixing, and then the fixing support rod 3 is moved out from the second clamping groove 21 of the fixing rod 2, the height of the fan can be adjusted, the fan is convenient to use, when the filter screen needs to be maintained or replaced, the second bolt 9 is rotated in the filter screen 8 and the first threaded hole 13 of the servo motor 5 through forward rotation of the second bolt 9, so that the second bolt 9 is screwed out from the filter screen 8 and the first threaded hole 13 of the servo motor 5, the filter screen 8 is moved out from the first clamping groove 12 of the servo motor 5, the filter screen 8 is convenient to maintain or replace, dust in the air can be intercepted through the filter screen 8, the damage of the servo motor 5 caused by the dust falling into the servo motor 5 is avoided, when fan blades need to be maintained, the second protective shell 7 can be directly rotated, the second protective shell 7 is rotated on the surface of the connecting piece 16 of the first protective shell 6, and the second protective shell 7 is screwed out from the surface of the connecting piece 16 of the first protective shell 6, the fan blades 14 are exposed, so that the maintenance of the fan blades is convenient, and the operation is simple and convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The small desktop fan convenient for angle adjustment is characterized by comprising a base (1), a fixed rod (2) is arranged at the upper end of the base (1), a fixed supporting rod (3) is arranged at the upper end of the fixed rod (2), a group of fourth threaded holes (20) are formed in the surface of the fixed supporting rod (3), a first bolt (4) is arranged on the surface of the fixed rod (2), a servo motor (5) is arranged at the upper end of the fixed supporting rod (3), a hinge seat (10) is fixedly connected with the lower end of the servo motor (5) at the position of the fixed supporting rod (3), a third bolt (11) is arranged on the surface of the hinge seat (10), a first protective shell (6) is arranged on one side of the servo motor (5), a second protective shell (7) is arranged on one side of the first protective shell (6), and fan blades (14) are arranged at the output end of the servo motor (5) in the first protective shell (6), the input of servo motor (5) is provided with filter screen (8), the surface of filter screen (8) is provided with second bolt (9).

2. The desktop small fan convenient for angle adjustment according to claim 1, wherein the number of the fourth threaded holes (20) is ten, a first clamping groove (12) is formed in a position, located on the filter screen (8), of the input end of the servo motor (5), the size of the first clamping groove (12) is matched with the outer diameter of the filter screen (8), and the first clamping groove (12) is connected with the filter screen (8) in a clamping manner.

3. The desktop small fan convenient for angle adjustment according to claim 1, wherein the servo motor (5) and the filter screen (8) are provided with first threaded holes (13) at positions where the second bolts (9) are located, the outer surface of the second bolts (9) and the inner surface of the first threaded holes (13) are provided with threads, and the second bolts (9) are in threaded connection with the first threaded holes (13).

4. The desktop small fan convenient for angle adjustment according to claim 1, wherein the surface of the second protective shell (7) is provided with a connecting groove (15) at the position of the first protective shell (6), the surface of the first protective shell (6) is fixedly connected with a connecting piece (16) at the inner part of the connecting groove (15), the outer surface of the connecting piece (16) and the inner surface of the connecting groove (15) are both provided with threads, and the connecting groove (15) and the connecting piece (16) are in threaded connection.

5. The desktop small fan convenient for angle adjustment according to claim 1, wherein a fixing member (17) is fixedly connected to a position of the upper end of the fixing support rod (3) located at the hinge seat (10), a second threaded hole (18) and a third threaded hole (19) are respectively formed in positions of the hinge seat (10) and the fixing member (17) located at the third bolt (11), threads are respectively formed on an outer surface of the third bolt (11) and inner surfaces of the second threaded hole (18) and the third threaded hole (19), and the third bolt (11) and the second threaded hole (18) are in threaded connection with the third threaded hole (19).

6. The desktop small fan convenient for angle adjustment according to claim 1, wherein a second slot (21) is formed in the surface of the fixing rod (2) at the position of the fixing support rod (3), the size of the second slot (21) is matched with the outer diameter of the fixing support rod (3), and the second slot (21) is connected with the fixing support rod (3) in a clamping manner.

7. The desktop small fan convenient for angle adjustment according to claim 1, wherein a fifth threaded hole (22) is formed in the surface of the fixing rod (2) at the position of the first bolt (4), threads are formed on the outer surface of the first bolt (4) and the inner surfaces of the fourth threaded hole (20) and the fifth threaded hole (22), and the first bolt (4) and the fourth threaded hole (20) are in threaded connection with the fifth threaded hole (22).