CN216642497U

CN216642497U - Frequency conversion fan circulation fan

Info

Publication number: CN216642497U
Application number: CN202121600062.8U
Authority: CN
Inventors: 黄大保; 梁嘉伟
Original assignee: Zhongshan Fengrun Smart Home Technology Co ltd
Current assignee: Zhongshan Fengrun Smart Home Technology Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-05-31
Anticipated expiration: 2031-07-14

Abstract

The utility model belongs to the technical field of air circulation fans and discloses a frequency conversion fan circulation fan which comprises a fixed cover, wherein a direct current frequency conversion motor is arranged at the top end inside the fixed cover, and both sides of the bottom end inside the fixed cover are fixed with temperature sensors, the bottom end of the direct current variable frequency motor is connected with a fan component, a ceiling lamp is fixed at the bottom of the fan component, a controller is arranged on the inner side of the fixed cover close to the upper part of the temperature sensor, and both sides of the top end in the fixed cover are connected with fixed frames, the utility model adopts the matching of the fixed frames, the rotating drum, the sliding column, the positioning ring and other structures, can further support and reinforce the DC frequency conversion motor, and simultaneously can buffer and dissipate energy for the DC frequency conversion motor through the matching of the telescopic cylinder and the spring, and then reduced direct current variable frequency motor's vibration amplitude greatly, avoided fan assembly to take place vibrations, improved the stability and the security of device.

Description

Frequency conversion fan circulation fan

Technical Field

The utility model relates to the technical field of air circulation fans, in particular to a frequency conversion fan circulation fan.

Background

The air circulation fan is a little like a turbine engine on an airplane, and the main structure of the air circulation fan comprises a driving motor, a turbine fan, a flow guiding grid and a shell, and the air circulation fan has the advantages that the air distance blown by the air circulation fan is long, the air circulation fan has good directionality, the main purpose is to stir air, so that indoor air forms convection circulation, and therefore the air circulation fan can be understood as an air mixer, and the purpose of the air mixer is not blowing people, but accelerating the air circulation speed.

In the chinese patent of patent No. CN201320360546.9, an indoor air circulation fan is disclosed, the device is through letting air all around inhale the back rethread grid plate diffusion discharge by the dress escutcheon, can effectively solve current circulation fan air flow scheduling problem not smooth and easy, nevertheless there are some defects in the device that has now still when in actual use, for example, the motor during operation is unstable, easily produces great vibration amplitude to lead to fan assembly vibrations, influence stability, and the security is not good.

Disclosure of Invention

The utility model aims to provide a frequency conversion fan circulating fan to solve the problems that the vibration amplitude of a motor is large and the stability and the safety are influenced in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the frequency conversion fan circulating fan comprises a fixed cover, a direct current frequency conversion motor is arranged at the top end inside the fixed cover, and both sides of the bottom end inside the fixed cover are fixed with temperature sensors, the bottom end of the direct current variable frequency motor is connected with a fan component, a ceiling lamp is fixed at the bottom of the fan component, a controller is arranged on the inner side of the fixed cover close to the upper part of the temperature sensor, and both sides of the top end inside the fixed cover are connected with fixed frames, the inside of the fixed frame is provided with a chute, the interior of the chute is rotationally connected with a screw rod through a bearing, the outer wall of the screw rod is sleeved with a threaded sleeve, and one end of the screw rod extending to the outside of the fixed frame is provided with a rotating drum, the bottom end of the threaded sleeve is fixed with a sliding column, the traveller extends to the outside one end of spout and installs a telescopic cylinder, telescopic cylinder's outer wall connection has the spring, and telescopic cylinder keeps away from the one end of traveller and installs the holding ring.

Preferably, the inner wall of the locating ring is provided with a rubber pad, a locating column is fixed in the middle of the inner side of the locating ring, and a locating groove matched with the locating column is formed in the outer side of the direct current variable frequency motor.

Preferably, the bottom of the fixed cover is provided with a grating plate, and a through hole is formed in the grating plate and close to the lower part of the pendant lamp.

Preferably, one end of the spring is connected with the sliding column, and the other end of the spring is connected with the positioning ring.

Preferably, the top of the fixed cover is fixed with a mounting plate, and the side wall of the mounting plate is provided with a mounting hole.

Preferably, the outer wall of the rubber pad is provided with anti-skidding convex lines, and the top end of the fixed cover is provided with a heat dissipation groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the utility model can further support and reinforce the direct current variable frequency motor by matching structures such as the fixing frame, the rotary drum, the sliding column, the positioning ring and the like, and can buffer and dissipate energy of the direct current variable frequency motor by matching the telescopic drum and the spring, thereby greatly reducing the vibration amplitude of the direct current variable frequency motor, avoiding the vibration of a fan assembly and improving the stability and the safety of the device.

(2) The positioning ring can be tightly attached to the direct-current variable-frequency motor through the matching of the rubber pad, and meanwhile, the connection strength of the positioning ring and the direct-current variable-frequency motor can be further enhanced through the matching of the limiting column and the limiting groove, so that the stability during clamping is greatly improved, and the using effect is better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of the positioning ring of the present invention connected to a DC variable frequency motor;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a variable frequency fan circulating fan comprises a fixed cover 1, wherein a direct current variable frequency motor 9 is installed at the top end inside the fixed cover 1, temperature sensors 2 are fixed on two sides of the bottom end inside the fixed cover 1, a fan assembly 4 is connected to the bottom end of the direct current variable frequency motor 9, a ceiling lamp 3 is fixed at the bottom of the fan assembly 4, the stepless speed regulation function of the fan at 0-100% can be realized according to the temperature of the surrounding environment through the cooperation of the direct current variable frequency motor 9 and the temperature sensors 2, a controller 18 is installed on the inner side of the fixed cover 1, which is close to the upper part of the temperature sensor 2, a fixed frame 6 is connected on two sides of the top end inside the fixed cover 1, a chute 12 is formed inside the fixed frame 6, a screw rod 10 is rotatably connected inside the chute 12 through a bearing, a threaded sleeve 11 is sleeved on the outer wall of the screw rod 10, and a rotary drum 7 is installed at one end of the screw rod 10, which extends to the outside the fixed frame 6, a sliding column 5 is fixed at the bottom end of the threaded sleeve 11, a telescopic cylinder 14 is installed at one end of the sliding column 5 extending to the outside of the sliding chute 12, a spring 13 is connected with the outer wall of the telescopic cylinder 14, a positioning ring 8 is installed at one end of the telescopic cylinder 14 far away from the sliding column 5, when the direct current variable frequency motor 9 is fixed on the fixed cover 1, the rotary drum 7 can be rotated to drive the screw rod 10 to rotate, then the screw sleeve 11 drives the sliding column 5 to slide in the sliding chute 12, then the sliding column 5 drives the positioning rings 8 to move through the telescopic cylinder 14, so that the two positioning rings 8 are close to and clamp the bottom end of the direct current variable frequency motor 9, thereby further supporting and reinforcing the DC frequency conversion motor 9, and under the cooperation of the telescopic cylinder 14 and the spring 13, buffering and energy dissipation can be carried out, and then reduced direct current variable frequency motor 9's vibration amplitude greatly, avoided fan assembly 4 to take place vibrations, improved the stability and the security of device.

Further, rubber pad 17 is installed to the inner wall of holding ring 8, and be fixed with spacing post 15 in the middle of the inboard of holding ring 8, direct current inverter motor 9's the outside seted up with spacing post 15 assorted spacing groove 16, in addition, when 8 centre gripping direct current inverter motor 9 of holding ring, cooperation through rubber pad 17, can make holding ring 8 hug closely on direct current inverter motor 9, the cooperation of pegging graft each other through spacing post 15 and spacing groove 16 simultaneously, reinforcing holding ring 8 that can step forward and direct current inverter motor 9's joint strength, thereby stability when having improved the centre gripping greatly, excellent in use effect.

Furthermore, the bottom of the fixed cover 1 is provided with a grating plate, a through hole is formed in the grating plate and is close to the lower part of the ceiling lamp 3, and light can be conveniently emitted through the through hole.

Specifically, one end of the spring 13 is connected to the spool 5, and the other end of the spring 13 is connected to the positioning ring 8.

Specifically, the top of the fixed cover 1 is fixed with a mounting plate, a fixing device is convenient to fix through the mounting plate, and a mounting hole is formed in the side wall of the mounting plate.

Specifically, the outer wall of rubber pad 17 is provided with anti-skidding burr, and the radiating groove has been seted up on the top of fixed cover 1, and the radiating groove plays the effect of regulating the circulation of air.

The working principle and the using process of the utility model are as follows: the utility model discloses a when using, it is rotatory to drive screw rod 10 through rotating rotary drum 7, then swivel nut 11 drives traveller 5 and slides in spout 12, later traveller 5 drives holding ring 8 through telescopic cylinder 14 and removes, make two holding rings 8 be close to and clip DC inverter motor 9's bottom, cooperation through rubber pad 17 this moment, can make holding ring 8 hug closely on DC inverter motor 9, simultaneously through spacing post 15 and the cooperation of pegging graft each other of spacing groove 16, the joint strength of reinforcing holding ring 8 that can step forward and DC inverter motor 9, thereby can support reinforcement to DC inverter motor 9, and under telescopic cylinder 14 and spring 13's cooperation, can cushion the energy dissipation to it, and then reduced DC inverter motor 9's vibration amplitude greatly, fan assembly 4 has been avoided taking place vibrations, the stability and the security of device have been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Frequency conversion fan circulation fan, its characterized in that: comprises a fixed cover, wherein the top end inside the fixed cover is provided with a direct current variable frequency motor, two sides of the bottom end inside the fixed cover are both fixed with temperature sensors, the bottom end of the direct current variable frequency motor is connected with a fan assembly, the bottom of the fan assembly is fixed with a ceiling lamp, the inner side of the fixed cover is provided with a controller above the temperature sensor, and both sides of the top end in the fixed cover are connected with fixed frames, the fixed frame is internally provided with a sliding chute, the interior of the chute is rotationally connected with a screw rod through a bearing, the outer wall of the screw rod is sleeved with a threaded sleeve, and one end of the screw rod extending to the outside of the fixed frame is provided with a rotating drum, the bottom end of the threaded sleeve is fixed with a sliding column, the traveller extends to the outside one end of spout and installs a telescopic cylinder, telescopic cylinder's outer wall connection has the spring, and telescopic cylinder keeps away from the one end of traveller and installs the holding ring.

2. The variable frequency fan circulation fan of claim 1, wherein: the rubber pad is installed to the inner wall of holding ring, and is fixed with the spacing post in the middle of the inboard of holding ring, DC variable frequency motor's the outside is seted up with spacing post assorted spacing groove.

3. The variable frequency fan circulation fan of claim 1, wherein: the bottom of the fixed cover is provided with a grating plate, and a through hole is formed in the grating plate and close to the lower part of the pendant lamp.

4. The variable frequency fan circulation fan of claim 1, wherein: one end of the spring is connected with the sliding column, and the other end of the spring is connected with the positioning ring.

5. The variable frequency fan cycle fan of claim 1, wherein: the top of the fixed cover is fixed with a mounting plate, and the side wall of the mounting plate is provided with a mounting hole.

6. The variable frequency fan cycle fan of claim 2, wherein: the outer wall of rubber pad is provided with anti-skidding burr, the radiating groove has been seted up on the top of fixed cover.