CN218913289U

CN218913289U - Fan with amortization effect

Info

Publication number: CN218913289U
Application number: CN202223265239.0U
Authority: CN
Inventors: 李燕华; 李金华; 林志立
Original assignee: Foshan Lvfan Co ltd
Current assignee: Foshan Lvfan Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-04-25
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a fan with a silencing effect, which comprises a mounting box, wherein sound insulation grooves are formed in the inner walls of the two sides of the mounting box, sound insulation plates are arranged in the sound insulation grooves through bolts, sound insulation annular plates distributed in an up-down structure at equal intervals are arranged on the outer walls of one side adjacent to the sound insulation plates, noise reduction grooves are formed in the bottom of the mounting box, sound insulation cotton is arranged on the inner walls of the bottom of the noise reduction grooves, a motor is arranged on one side of the inner walls of the bottom of the mounting box through bolts, and mounting frames distributed in a horizontal structure at equal intervals are arranged on the other side of the inner walls of the bottom of the mounting box through bolts. Through acoustic celotex board and the soundproof cotton that sets up, drive bull stick and blade through drive wheel and drive belt and rotate when the motor, can produce the noise when rotating, and acoustic celotex board and soundproof cotton can effectually absorb the noise to the noise has been reduced, and the acoustic celotex board can rebound the noise at the acoustic celotex inslot portion, and then has played the noise reduction and has handled, has promoted the practicality of device.

Description

Fan with amortization effect

Technical Field

The utility model relates to the technical field of fans, in particular to a fan with a silencing effect.

Background

The fan is a driven fluid machine which is used for compressing and delivering gas in China, and generally comprises a ventilator, a blower, a wind driven generator and a gas delivering machine which converts rotating mechanical energy into gas pressure energy and kinetic energy and delivers the gas.

But traditional device is in the in-process that uses generally directly utilizes structures such as motor and blade to carry the wind to carry the in-process to the fan carries the wind, often can produce the noise, and current device can not be better absorb and block the noise, thereby can produce noise pollution, and then cause the influence to outside user, consequently, need to design a fan that has amortization effect to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a fan with a silencing effect.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a fan with amortization effect, includes the mounting box, the acoustic celotex groove has been seted up on the both sides inner wall of mounting box, and the inside of acoustic celotex groove has installed the acoustic celotex board through the bolt, be provided with the sound insulation annular slab that the equidistance is structural distribution about the acoustic celotex board adjacent one side outer wall, and the bottom of mounting box has been seted up and has fallen the acoustic celotex groove, and is provided with soundproof cotton on the bottom inner wall of the acoustic celotex groove, the motor is installed through the bolt to bottom inner wall one side of mounting box, and the bottom inner wall opposite side of mounting box has installed the equidistance through the bolt and be the mounting bracket that horizontal structure distributes, and has through bearing movable mounting on the adjacent one side outer wall of mounting bracket to the outside bull stick of mounting bracket, install the blade through the bolt on the outer wall of bull stick and motor's the output is provided with the drive wheel, and cup jointed the drive belt on the outer wall of drive wheel.

Preferably, a top frame is placed on the outer wall of the top of the installation box, transmission grooves are formed in two sides of the inside of the top frame, and screw rods are movably installed on two sides of the inside of the transmission grooves through bearings.

Preferably, the screw is located on the outer wall of the inside of the transmission groove, the chain wheel is installed on the outer wall of the chain wheel through bolts, and the chain is sleeved on the outer wall of the chain wheel.

Preferably, the fire-fighting box is mounted on the outer wall of the top frame through bolts, and an anti-corrosion coating is coated on the inner wall of the fire-fighting box.

Preferably, an air outlet groove is formed in the center of the inner wall of the bottom of the fire box, and an electromagnetic valve is installed in the air outlet groove through a bolt.

Preferably, a smoke sensor is mounted on the outer wall of one side of the front face of the fire box through bolts, and the smoke sensor is electrically connected with the electromagnetic valve.

The beneficial effects of the utility model are as follows:

1. through acoustic celotex board and the soundproof cotton that sets up, drive bull stick and blade through drive wheel and drive belt and rotate when the motor, can produce the noise when rotating, and acoustic celotex board and soundproof cotton can effectually absorb the noise to the noise has been reduced, and the acoustic celotex board can rebound the noise at the acoustic celotex inslot portion, and then has played the noise reduction and has handled, has promoted the practicality of device.

2. Through the threaded rod that sets up, when rotating the threaded rod, the threaded rod can utilize the effect of sprocket and chain to make another threaded rod rotate, can utilize with the threaded connection of install bin make the roof-rack dismantle at threaded rod pivoted in-process, the user of being convenient for to the cleanness and the change of blade.

3. Through the fire control case that sets up, when the device runs into smog, the smog sensor can utilize the electric connection with the solenoid valve to make the solenoid valve can open to make the inside compressed gas of fire control case can be through the slot exhaust of giving vent to anger into the installation incasement portion, and then make the device also can be with the outside of fire control gas exhaust device at the in-process of airing exhaust, realized the fire control function of putting out a fire of device.

Drawings

FIG. 1 is a schematic diagram of a fan with noise reduction effect according to the present utility model;

FIG. 2 is a schematic plan view of a fan with noise reduction effect according to the present utility model;

FIG. 3 is a schematic diagram of a sound insulation groove and a noise reduction groove of a fan with noise reduction effect according to the present utility model;

fig. 4 is a schematic diagram of the structure of an air outlet groove and an electromagnetic valve of a fan with silencing effect according to the present utility model.

In the figure: 1 installation case, 2 sound insulation groove, 3 acoustic celotex board, 4 sound insulation annular plate, 5 noise reduction groove, 6 acoustic celotex board, 7 motor, 8 mounting bracket, 9 bull stick, 10 blade, 11 drive wheels, 12 roof rack, 13 drive groove, 14 screw rod, 15 sprocket, 16 chain, 17 fire control case, 18 air outlet groove, 19 solenoid valve, 20 smoke transducer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a fan with noise reduction effect includes a mounting box 1, a sound insulation groove 2 is formed in inner walls of two sides of the mounting box 1, a sound insulation plate 3 is mounted in the sound insulation groove 2 through bolts, a sound insulation annular plate 4 distributed in an up-down structure is arranged on an outer wall of one side adjacent to the sound insulation plate 3, a noise reduction groove 5 is formed in the bottom of the mounting box 1, a sound insulation cotton 6 is arranged on the inner wall of the bottom of the noise reduction groove 5, a motor 7 is mounted on one side of the inner wall of the bottom of the mounting box 1 through bolts, a mounting frame 8 distributed in a horizontal structure at an equal distance is mounted on the other side of the inner wall of the bottom of the mounting box 1 through bolts, a rotating rod 9 extending to the outer side of the mounting frame 8 is movably mounted on the outer wall of the rotating rod 9 through bolts, a blade 10 is mounted on the outer wall of the rotating rod 9 and the output end of the motor 7, a driving wheel 11 is sleeved on the outer wall of the driving wheel 11, when the motor 7 is started, the motor 7 can rotate the rotating rod 9 and the blade 10 through the driving wheel 11 and the driving wheel 10, noise can be generated in a process of rotating the blade 10, the sound insulation plate 3 and the noise reduction cotton can effectively absorb noise of the driving wheel 6.

Preferably, the top outer wall of the mounting box 1 is provided with a top frame 12, and two sides of the inside of the top frame 12 are provided with a transmission groove 13, two sides of the inside of the transmission groove 13 are movably provided with a screw 14 through bearings, and when the screw 14 is rotated, the screw 14 can rotate in the inside of the transmission groove 13.

Preferably, the screw 14 is located on the outer wall inside the transmission groove 13, the chain wheel 15 is installed through a bolt, and the chain 16 is sleeved on the outer wall of the chain wheel 15, when the screw 14 is rotated, the screw 14 can drive the chain wheel 15 to rotate, and in the process of rotating the chain wheel 15, the other chain wheel 15 and the screw 14 can be driven to rotate.

Preferably, the fire-fighting box 17 is mounted on the top outer wall of the top frame 12 through bolts, and the inner wall of the fire-fighting box 17 is coated with an anti-corrosive coating, the fire-fighting box 17 can be used for storing compressed fire-fighting gas, and the anti-corrosive coating can protect the fire-fighting box 17.

Preferably, the center of the inner wall of the bottom of the fire box 17 is provided with an air outlet groove 18, the inside of the air outlet groove 18 is provided with an electromagnetic valve 19 through a bolt, the electromagnetic valve 19 can be arranged in the air outlet groove 18, and the electromagnetic valve 19 can play a role in blocking.

Preferably, the smoke sensor 20 is mounted on the outer wall of the front side of the fire box 17 through bolts, and the smoke sensor 20 is electrically connected with the electromagnetic valve 19, when the smoke sensor 20 detects smoke, the smoke can start the electromagnetic valve 19, so that compressed fire-fighting gas can be discharged into the installation box 1.

Working principle: when the device is used, firstly, the device is fixed to a designated position, then the motor 7 can drive the rotary rod 9 to rotate through the action of the driving wheel 11 and the driving belt, the blade 10 can be driven to rotate in the rotating process of the rotary rod 9, so that the air flow is realized, noise can be generated in the rotating process of the blade 10, the noise can enter the inside of the sound insulation groove 2 and the noise reduction groove 5, the sound insulation groove 2 can rebound the noise through the sound insulation annular plate 4, the sound insulation plate 3 can absorb the noise in the noise rebound process, the sound insulation cotton 6 can absorb the noise, when a fire disaster occurs, the smoke sensor 20 can detect smoke, the electromagnetic valve 19 is opened through the electric connection with the electromagnetic valve 19, then compressed air in the fire fighting box 17 can enter the inside of the installation box 1 through the air outlet groove 18, when a user wants to clean or disassemble and replace the blade 10, the screw 14 can drive the chain wheel 15 to rotate through the rotating screw 14, the chain wheel 15 can drive the other screw 14 through the chain 16, and then the screw 14 can be disassembled through the screw connection of the screw 1 and the top box 12.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a fan with amortization effect, includes mounting box (1), its characterized in that, sound insulation groove (2) have been seted up on the both sides inner wall of mounting box (1), and have acoustic celotex board (3) through the bolt installation in the inside of sound insulation groove (2), be provided with on the outer wall of one side that acoustic celotex board (3) are adjacent and be upper and lower structural distribution's sound insulation annular plate (4), and noise reduction groove (5) have been seted up to the bottom of mounting box (1), and be provided with soundproof cotton (6) on the bottom inner wall of noise reduction groove (5), motor (7) are installed through the bolt in bottom inner wall one side of mounting box (1), and install mounting bracket (8) that the equidistance is horizontal structure and distribute through the bolt installation on the outer wall of one side that mounting bracket (8) are adjacent, install blade (10) through the bolt installation on the outer wall of bull stick (9), the output of bull stick (9) and motor (7) is provided with drive wheel (11), and drive belt has been cup jointed on the outer wall of drive wheel (11).

2. The fan with the silencing effect according to claim 1, wherein a top frame (12) is placed on the top outer wall of the installation box (1), transmission grooves (13) are formed in two inner sides of the top frame (12), and screw rods (14) are movably installed on two inner sides of the transmission grooves (13) through bearings.

3. A fan with silencing effect according to claim 2, characterized in that the screw (14) is arranged on the outer wall of the inside of the transmission groove (13) and is provided with a chain wheel (15) through bolts, and the chain (16) is sleeved on the outer wall of the chain wheel (15).

4. A fan with sound attenuation effect according to claim 2, characterized in that the top outer wall of the top frame (12) is provided with a fire box (17) by bolts, and the inner wall of the fire box (17) is coated with an anti-corrosion coating.

5. The fan with the silencing effect according to claim 4, wherein an air outlet groove (18) is formed in the center of the inner wall of the bottom of the fire box (17), and an electromagnetic valve (19) is mounted inside the air outlet groove (18) through a bolt.

6. The fan with the silencing effect according to claim 4, wherein a smoke sensor (20) is mounted on the outer wall of one side of the front face of the fire box (17) through bolts, and the smoke sensor (20) is electrically connected with the electromagnetic valve (19).