CN213016912U

CN213016912U - Desktop fan

Info

Publication number: CN213016912U
Application number: CN202021371980.3U
Authority: CN
Inventors: 陈兆强; 赖春生; 刘平华
Original assignee: Foshan Shunde Jiuxing Electric Appliance Technology Co ltd
Current assignee: Guangdong Jiuxing Electrical Technology Co.,Ltd.
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-04-20
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a desktop fan, including base, stand, the sector and pitching device, on the base was located to the stand, the sector passed through pitching device and was connected with the stand, and pitching device includes the damping pivot, and the damping pivot is installed on the stand, and the sector cover is established in the damping pivot outside. The damping rotating shaft is arranged, so that the fan body can rotate around the damping rotating shaft, and after the fan body rotates to a corresponding angle, the fan body can be fixed at the corresponding angle position under the damping action of the damping rotating shaft, so that the pitching angle of the fan body can exceed 90 degrees, upward vertical air supply is realized, and large-range pitching angle adjustment can be realized; simple structure and convenient installation.

Description

Desktop fan

Technical Field

The utility model belongs to a fan especially relates to a desktop fan.

Background

As a personal fan for enjoying cool, the desktop fan is more and more popular with office families and students, and in order to increase the air supply range, the desktop fan generally has a manual pitching function and can adjust the air supply angle. The pitching structures of desktop fans on the market at present are generally divided into two types: firstly, a traditional floor fan pitching structure is adopted, and due to the limitation of a motor rear shell, the pitching angle is limited and is only about 45 degrees generally. And secondly, the supports on the two sides are adopted for pitching, the structure is not limited, full-angle pitching can be realized, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can solve at least one desktop fan in the above-mentioned problem.

According to the utility model discloses an aspect provides a desktop fan, including base, stand, the sector and pitching device, on the base was located to the stand, the sector passed through pitching device and is connected with the stand, and pitching device includes the damping pivot, and the damping pivot is installed on the stand, and the sector cover is established in the damping pivot outside.

The utility model has the advantages that: the damping rotating shaft is arranged, so that the fan body can rotate around the damping rotating shaft, and after the fan body rotates to a corresponding angle, the fan body can be fixed at the corresponding angle position under the damping action of the damping rotating shaft, so that the pitching angle of the fan body can exceed 90 degrees, upward vertical air supply is realized, and large-range pitching angle adjustment can be realized; simple structure and convenient installation.

In some embodiments, the pitching device further comprises a pipe plug and a connector, the pipe plug is fixed at the top end of the upright post, the connector is fixed with the fan body, the pipe plug is provided with a mounting hole, the pipe plug is provided with an opening, the opening corresponds to the connector, the damping rotating shaft is arranged in the mounting hole, and the connector is sleeved on the damping rotating shaft. Therefore, the installation of the damping rotating shaft is facilitated by arranging the pipe plug, so that the matching installation of the pitching device and the upright post is facilitated; the pipe plug is provided with the opening, so that the connector can conveniently drive the fan body to rotate, the pitching angle can exceed 90 degrees, and upward vertical air supply is realized.

In some embodiments, the damping rotating shaft comprises a fixed head and a rotating rod, one end of the fixed head is fixed in the mounting hole, the other end of the fixed head is provided with a connecting rod, the rotating rod is sleeved on the outer side of the connecting rod, and the connecting rod is sleeved on the rotating rod. From this, the connector can drive the dwang and rotate on the connecting rod, through the damping between connecting rod and the dwang, realizes the fixed to dwang turned angle to the realization is fixed after corresponding angle is rotated to connector and fan body, satisfies different operation requirements.

In some embodiments, two sides of one end of the fixing head are provided with first flat positions, and the mounting hole is provided with vertical edges corresponding to the first flat positions. From this, be equipped with first flat position, can conveniently fix the fixed head in the mounting hole, avoided the fixed head to rotate along with the dwang.

In some embodiments, the connector includes a fixing plate and a fixing rod, the fixing plate is fixed to the fan body, the fixing rod is perpendicular to the fixing plate, the fixing rod is provided with a connecting hole, the two sides of the rotating rod are both provided with second flat positions, vertical edges are correspondingly arranged on the connecting hole, and the rotating rod is sleeved in the connecting hole. From this, through the flat position of second, can be so that dwang and dead lever are fixed mutually, guarantee the steadiness that both connect to make dwang and connector can rotate jointly.

In some embodiments, the fan body includes a front casing, a rear casing, a fan blade, and a motor, the motor is disposed on the rear casing, the front casing is engaged with the rear casing, the fan blade is connected to an output shaft of the motor, and the connector is fixed to the rear casing. Therefore, the normal use of the desktop fan is ensured.

In some embodiments, the base is provided with an adjusting switch, the connector is provided with a through hole, the adjusting switch is electrically connected with the motor through a wire, and the wire is connected with the motor after passing through the through holes on the upright post and the connector. Therefore, the through hole is formed in the connector, and the lead can be conveniently installed.

Drawings

Fig. 1 is a schematic structural view of a desk fan according to the present invention;

fig. 2 is a schematic structural view of a pitching apparatus of a table top fan according to the present invention;

FIG. 3 is a schematic diagram of the exploded structure of FIG. 2;

fig. 4 is a schematic view of the damping pivot structure of the desktop fan of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Refer to fig. 1 to 4. The utility model provides a desktop fan, includes base 1, stand 2, the fan body 3 and pitching device 4, and on base 1 was located to stand 2, the fan body 3 passed through pitching device 4 and was connected with stand 2, and pitching device 4 includes damping pivot 41, and damping pivot 41 is installed on stand 2, and the fan body 3 cover is established in the damping pivot 41 outside. The bottom end of the upright post 2 is fixed on the base 1, and the stability of the whole desktop fan can be ensured by arranging the base 1.

The pitching device 4 further comprises a pipe plug 42 and a connector 43, the pipe plug 42 is fixed at the top end of the upright post 2, the connector 43 is fixed with the fan body 3, the pipe plug 42 is provided with a mounting hole 421, the pipe plug 42 is provided with an opening 422, the opening 422 corresponds to the connector 43, namely, the connector 43 can rotate within the angle range of the opening 422; the damping rotating shaft 41 is arranged in the mounting hole 421, and the connector 43 is sleeved on the damping rotating shaft 41. In the actual use process, the pipe plug 42 can be sleeved in the upright post 2 and can be fixed through interference fit of the two; the pipe plug 42 can also be fixed to the inside of the column 2 by means of screws. The opening 422 of the pipe plug 42 may be opened according to actual requirements, and the opening 422 may extend from the top end of the pipe plug 42 to the side wall of one side, or extend to the side walls of the opposite sides, so as to meet the requirement of the rotation angle of the connector 43.

Damping pivot 41 includes fixed head 411 and dwang 412, and the one end of fixed head 411 is fixed in mounting hole 421, and the other end is equipped with connecting rod 413, and the dwang 413 cover is established in the connecting rod 413 outside, and the connector 43 cover is established on dwang 413.

Two sides of one end of the fixing head 411 are provided with first flat portions 4111, and the mounting hole 421 is provided with vertical sides corresponding to the first flat portions 4111. Therefore, the first flat portion 4111 is arranged, so that the fixing head 411 can be conveniently clamped and fixed in the mounting hole 421, and the fixing head 411 is prevented from rotating when being used.

The connector 43 includes a fixing plate 431 and a fixing rod 432, the fixing plate 431 is fixed to the fan body 3, the fixing rod 432 is perpendicular to the fixing plate 431, a connecting hole 433 is formed in the fixing rod 432, the two sides of the rotating rod 412 are both provided with second flat portions 4121, vertical edges are correspondingly arranged on the connecting hole 433, and the rotating rod 412 is sleeved in the connecting hole 433. Therefore, the rotating rod 412 is provided with the second flat position 4121, so that the rotating rod 412 can be fixed in the connecting hole 433, the rotating rod 412 and the connecting head 43 can rotate together, and the requirements of different rotating angles of the fan body 3 can be met.

The fan body 3 comprises a front shell 31, a rear shell 32, a fan blade 33 and a motor, the motor is arranged on the rear shell 32, the front shell 31 is matched with the rear shell 32, the fan blade 33 is connected with an output shaft of the motor, and a connector 43 is fixed with the rear shell 32. Therefore, the front shell 31 and the rear shell 32 are arranged, so that the safety of the fan blade 33 during rotation can be improved.

In the actual use process, the connector 43 can be locked and fixed on the rear shell 32 through screws, and can also be in an integral injection molding structure with the rear shell 32, so that the production and the processing are convenient.

Be equipped with regulating switch 5 on the base 1, seted up through-hole 434 on the connector 43, regulating switch 5 is connected with the motor electricity through the wire, and the wire passes through stand 2 and is connected with the motor behind the through-hole 434 on the connector 43. Therefore, the through hole 434 is formed, wiring of the wire can be facilitated, and control of the adjusting switch 5 on the motor is not affected.

The utility model discloses a desktop fan is when using, if need adjust the angle of the fan body 3, exogenic action is at the fan body 3, and the fan body 3 transmits the effort to connector 43, and the dwang 412 including connector 43 drives the cover and establishes rotates around connecting rod 413. After the fan body 3 rotates to a desired angle, the external force is removed, and the rotating rod 412 is fixed by the damping force between the rotating rod 412 and the connecting rod 413, so that the connecting head 43 and the fan body 3 are fixed at the corresponding angle. By arranging the damping rotating shaft 41 and using the damping rotating shaft with the rotating angle of 360 degrees, the rotating rod 412 can drive the connecting head, namely the large-angle range of the fan body, to rotate, and different use requirements are met; the pitching angle can exceed 90 degrees, and upward vertical air supply is realized. Meanwhile, the structure is convenient to install and high in production efficiency.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. The desktop fan is characterized by comprising a base (1), a stand column (2), a fan body (3) and a pitching device (4), wherein the stand column (2) is arranged on the base (1), the fan body (3) is connected with the stand column (2) through the pitching device (4), the pitching device (4) comprises a damping rotating shaft (41), the damping rotating shaft (41) is arranged on the stand column (2), and the fan body (3) is sleeved on the outer side of the damping rotating shaft (41);

pitching device (4) still include stopcock (42) and connector (43), the top in stand (2) is fixed in stopcock (42), connector (43) are fixed mutually with fan body (3), be equipped with mounting hole (421) on stopcock (42), stopcock (42) are equipped with opening (422), opening (422) are corresponding with connector (43), damping pivot (41) are located in mounting hole (421), connector (43) cover is established on damping pivot (41).

2. A desk fan as claimed in claim 1, wherein the damping shaft (41) comprises a fixed head (411) and a rotating rod (412), one end of the fixed head (411) is fixed in the mounting hole (421), the other end is provided with a connecting rod (413), the rotating rod (412) is sleeved on the outside of the connecting rod (413), and the connecting head (43) is sleeved on the rotating rod (412).

3. A desk fan as claimed in claim 2 wherein the fixed head (411) has first flat portions (4111) on both sides of one end thereof, and the mounting hole (421) has vertical edges corresponding to the first flat portions (4111).

4. The desk fan as claimed in claim 3, wherein the connector (43) comprises a fixing plate (431) and a fixing rod (432), the fixing plate (431) is fixed to the fan body (3), the fixing rod (432) is perpendicular to the fixing plate (431), a connecting hole (433) is formed in the fixing rod (432), two sides of the rotating rod (412) are provided with second flat positions (4121), vertical edges are correspondingly formed in the connecting hole (433), and the rotating rod (412) is sleeved in the connecting hole (433).

5. A desk fan as claimed in any one of claims 1 to 4 wherein the fan body (3) comprises a front casing (31), a rear casing (32), a fan blade (33) and a motor, the motor is disposed on the rear casing (32), the front casing (31) is fitted with the rear casing (32), the fan blade (33) is connected with an output shaft of the motor, and the connector (43) is fixed to the rear casing (32).

6. A desk fan as claimed in claim 5, wherein the base (1) is provided with an adjusting switch (5), the connector (43) is provided with a through hole (434), the adjusting switch (5) is electrically connected with the motor through a wire, and the wire is connected with the motor through the through hole (434) on the upright post (2) and the connector (43).