CN214698392U

CN214698392U - Noise reduction fan

Info

Publication number: CN214698392U
Application number: CN202120531824.7U
Authority: CN
Inventors: 殷金山; 狄斌
Original assignee: Jiangsu Tailong Fan Manufacturing Co ltd
Current assignee: Jiangsu Tailong Fan Manufacturing Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-12
Anticipated expiration: 2031-03-15

Abstract

The utility model discloses a fan of making an uproar falls, which comprises a housin, the equal fixedly connected with slide pipe in shells inner wall top surface and inner wall bottom surface, slide pipe inner wall fixedly connected with spring, spring tip fixedly connected with slider, and slider surface and slide pipe inner wall sliding connection, slider fixed surface is connected with the connecting plate, connecting plate fixed surface is connected with the motor, motor output end fixedly connected with motor shaft, the support bearing has been cup jointed in the rotation of motor shaft surface, the equal fixedly connected with support column in support bearing top surface and bottom surface, and support column tip and shells inner wall fixed connection, motor shaft right-hand member fixedly connected with impeller. In use, the effect of conveniently absorbing and reducing noise generated in the running process of the fan is realized, the blank of the existing fan noise reduction structure is made up, a large amount of high-decibel noise generated in the running process of the fan is avoided, and the physical and mental health of a user is guaranteed.

Description

Noise reduction fan

Technical Field

The utility model relates to a fan technical field especially relates to a fan of making an uproar falls.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator.

Most of the structural function of fan that has now on the market is comparatively simple, often produces great noise in the operation process, lacks corresponding structure of making an uproar of falling, is difficult to absorb the reduction to the noise that the fan produced in service, sends high decibel noise for a long time and will harm user's physical and mental health.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a fan of making an uproar falls has solved the current fan in market and has lacked the corresponding structure of making an uproar of falling, is difficult to absorb the problem that reduces to the noise that the fan produced in service.

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

a noise reduction fan comprises a shell, wherein a sliding pipe is fixedly connected to the top surface and the bottom surface of the inner wall of the shell, a spring is fixedly connected to the inner wall of the sliding pipe, a sliding block is fixedly connected to the end portion of the spring, the surface of the sliding block is slidably connected with the inner wall of the sliding pipe, a connecting plate is fixedly connected to the surface of the sliding block, a motor is fixedly connected to the surface of the connecting plate, a motor shaft is fixedly connected to the output end of the motor, a support bearing is rotatably sleeved on the surface of the motor shaft, support columns are fixedly connected to the top surface and the bottom surface of the support bearing, the end portion of each support column is fixedly connected with the inner wall of the shell, an impeller is fixedly connected to the right end of the motor shaft, a first sound absorption layer is fixedly connected to the inner wall of the shell, an air inlet grille is fixedly connected to the left end of the shell, support legs are fixedly connected to the bottom surface of the shell, an air guide pipe is fixedly connected to the right end of the shell, and a second sound absorption layer is fixedly connected to the inner wall of the air guide pipe, and the right side of the inner wall of the air guide pipe is fixedly connected with an air outlet grid.

Preferably, the bottom surface of the supporting leg is provided with a sliding groove, and the top of the inner wall of the sliding groove is fixedly provided with a hydraulic push rod.

Preferably, the output end of the hydraulic push rod is fixedly connected with a supporting plate, the side face of the supporting plate is connected with the inner wall of the sliding groove in a sliding mode, the bottom face of the supporting plate is provided with trundles, and the trundles are universal wheels.

Preferably, the first sound absorption layer is made of a sound insulation sponge material, and the second sound absorption layer is made of a sound insulation felt material.

Preferably, the casing is a hollow prismatic structure, and the diameter of the inner wall of the air duct decreases progressively from left to right.

Preferably, the number of the supporting legs is four, and the four supporting legs are respectively positioned at the position close to the four corners of the bottom surface of the shell.

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

1. this fan of making an uproar falls, when the motor operation takes place the vibration, drive connecting plate and slider vibration, thereby compression or extension spring take place elastic deformation absorbed vibration, and then reduce the noise that the vibration produced, the first sound absorption layer through setting up the sound insulation sponge material comes the noise absorption, further noise absorption on second sound absorption layer through setting up the deadening felt material, in use has realized being convenient for to carry out the effect that reduces to the noise that produces in the fan operation, the blank of making an uproar structure is fallen to current fan has been compensatied, the big amount of high decibel noise that produces when having avoided the fan operation, user's physical and mental health has been ensured.

2. Through hydraulic pressure push rod drive backup pad decline to drive the truckle and touch and press ground, and further drive the supporting leg and break away from the bottom surface, through the universal wheel truckle, can remove the fan, reached and be convenient for carry the effect of removing to the fan, make the removal process more laborsaving, it is more convenient to use.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

fig. 2 is another front sectional view of the structure of the present invention.

In the figure: the air conditioner comprises a shell 1, a sliding pipe 2, a spring 3, a sliding block 4, a connecting plate 5, a motor 6, a motor shaft 7, a supporting bearing 8, a supporting column 9, an impeller 10, a first sound absorption layer 11, an air inlet grille 12, supporting legs 13, an air guide pipe 14, a second sound absorption layer 15, an air outlet grille 16, a sliding groove 17, a hydraulic push rod 18, a supporting plate 19 and trundles 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows: referring to fig. 1, a noise reduction fan comprises a housing 1, the housing 1 is a hollow prism structure, a slide pipe 2 is fixedly connected to the top surface and the bottom surface of the inner wall of the housing 1, a spring 3 is fixedly connected to the inner wall of the slide pipe 2, a slider 4 is fixedly connected to the end of the spring 3, the surface of the slider 4 is slidably connected to the inner wall of the slide pipe 2, a connecting plate 5 is fixedly connected to the surface of the slider 4, a motor 6 is fixedly connected to the surface of the connecting plate 5, a motor shaft 7 is fixedly connected to the output end of the motor 6, a support bearing 8 is rotatably sleeved on the surface of the motor shaft 7, support pillars 9 are fixedly connected to the top surface and the bottom surface of the support bearing 8, the end of each support pillar 9 is fixedly connected to the inner wall of the housing 1, the support for the motor shaft 7 to be more stable through the cooperation of the support bearings 8 and the support pillars 9, an impeller 10 is fixedly connected to the right end of the motor shaft 7, and a first sound absorption layer 11 is fixedly connected to the inner wall of the housing 1, the first sound absorption layer 11 is made of sound insulation sponge materials, the left end of the shell 1 is fixedly connected with an air inlet grille 12, the bottom surface of the shell 1 is fixedly connected with four supporting legs 13, the number of the supporting legs 13 is four, the four supporting legs 13 are respectively positioned at the positions close to the four corners of the bottom surface of the shell 1, the support of the shell 1 is more stable by arranging the four supporting legs 13, the right end of the shell 1 is fixedly connected with an air guide pipe 14, the diameter of the inner wall of the air guide pipe 14 is gradually reduced from left to right, so that the air speed is accelerated, the air outlet efficiency of the fan is improved, the inner wall of the air guide pipe 14 is fixedly connected with a second sound absorption layer 15, the second sound absorption layer 15 is made of sound insulation felt materials, the right side of the inner wall of the air guide pipe 14 is fixedly connected with an air outlet grille 16, when the motor 6 runs and vibrates, the connecting plate 5 and the sliding block 4 are driven to vibrate, so that the compression spring 3 or the extension spring is elastically deformed to absorb the vibration, and then reduce the noise that the vibration produced, come noise absorption through the first sound absorbing layer 11 that sets up the sound insulation sponge material, through the further noise absorption of the second sound absorbing layer 15 that sets up the deadening felt material, in use has realized being convenient for absorb the effect that reduces to the noise that the fan produced in service, has compensatied the blank of the structure of making an uproar of current fan, has avoided the fan to produce the high decibel noise of big quantity when operation, has ensured user's physical and mental health.

Example two: referring to fig. 2, a noise reduction fan comprises a housing 1, the housing 1 is a hollow prism structure, a slide pipe 2 is fixedly connected to the top surface and the bottom surface of the inner wall of the housing 1, a spring 3 is fixedly connected to the inner wall of the slide pipe 2, a slider 4 is fixedly connected to the end of the spring 3, the surface of the slider 4 is slidably connected to the inner wall of the slide pipe 2, a connecting plate 5 is fixedly connected to the surface of the slider 4, a motor 6 is fixedly connected to the surface of the connecting plate 5, a motor shaft 7 is fixedly connected to the output end of the motor 6, a support bearing 8 is rotatably sleeved on the surface of the motor shaft 7, support pillars 9 are fixedly connected to the top surface and the bottom surface of the support bearing 8, the end of each support pillar 9 is fixedly connected to the inner wall of the housing 1, the support for the motor shaft 7 to be more stably supported, an impeller 10 is fixedly connected to the right end of the motor shaft 7, and a first sound absorption layer 11 is fixedly connected to the inner wall of the housing 1, the first sound absorption layer 11 is made of sound insulation sponge materials, the left end of the shell 1 is fixedly connected with an air inlet grille 12, the bottom surface of the shell 1 is fixedly connected with four supporting legs 13, the number of the supporting legs 13 is four, the four supporting legs 13 are respectively positioned at the positions close to the four corners of the bottom surface of the shell 1, the support of the shell 1 is more stable by arranging the four supporting legs 13, the right end of the shell 1 is fixedly connected with an air guide pipe 14, the diameter of the inner wall of the air guide pipe 14 is gradually reduced from left to right, so that the air speed is accelerated, the air outlet efficiency of the fan is improved, the inner wall of the air guide pipe 14 is fixedly connected with a second sound absorption layer 15, the second sound absorption layer 15 is made of sound insulation felt materials, the right side of the inner wall of the air guide pipe 14 is fixedly connected with an air outlet grille 16, when the motor 6 runs and vibrates, the connecting plate 5 and the sliding block 4 are driven to vibrate, so that the compression spring 3 or the extension spring is elastically deformed to absorb the vibration, and then reduce the noise that the vibration produced, come noise absorption through the first sound absorbing layer 11 that sets up the sound insulation sponge material, through the further noise absorption of the second sound absorbing layer 15 that sets up the deadening felt material, in use has realized being convenient for absorb the effect that reduces to the noise that the fan produced in service, has compensatied the blank of the structure of making an uproar of current fan, has avoided the fan to produce the high decibel noise of big quantity when operation, has ensured user's physical and mental health.

Spout 17 has been seted up to supporting leg 13 bottom surface, spout 17 inner wall top fixed mounting has hydraulic pressure push rod 18, 18 output fixedly connected with backup pad 19 of hydraulic pressure push rod, and 19 sides of backup pad and spout 17 inner wall sliding connection, 19 bottom surfaces of backup pad are equipped with truckle 20, and truckle 20 is the universal wheel, drive backup pad 19 through hydraulic pressure push rod 18 and descend, thereby it touches and presses ground to drive truckle 20, and further drive supporting leg 13 and break away from the bottom surface, through universal wheel truckle 20, can remove the fan, reached and be convenient for carry the effect of removal to the fan, make the removal process more laborsaving, it is more convenient to use.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When in use: rotate through motor 6 drive motor shaft 7 and impeller 10 for the air passes inside air-inlet grille 12 gets into casing 1, rethread guide duct 14 and air-out grille 16 discharge, realize the fan function, when 6 operation vibrations take place for motor, drive connecting plate 5 and slider 4 vibration, thereby compression or extension spring 3 take place elastic deformation and absorb vibration, and then reduce the noise that the vibration produced, through the first noise absorbing layer 11 that sets up the sound insulation sponge material come the noise absorption, through the second noise absorbing layer 15 that sets up the sound insulation felt material further noise absorption.

To sum up, when the motor 6 vibrates during operation, the noise reduction fan drives the connecting plate 5 and the sliding block 4 to vibrate, so that the compression or extension spring 3 is elastically deformed to absorb vibration, and further noise generated by vibration is reduced, the first sound absorption layer 11 made of sound insulation sponge material is used for absorbing noise, the second sound absorption layer 15 made of sound insulation felt material is used for further absorbing noise, the effect of conveniently absorbing and reducing noise generated during operation of the fan is realized during use, the blank of the existing fan noise reduction structure is made up, a large amount of high decibel noise generated during operation of the fan is avoided, the physical and mental health of a user is guaranteed, the supporting plate 19 is driven to descend by the hydraulic push rod 18, the caster 20 is driven to contact with the ground, the caster 13 is further driven to be separated from the bottom surface, the fan can be moved by the universal wheel supporting leg caster 20, and the effect of conveniently carrying and moving the fan is achieved, the fan noise reduction device has the advantages that the moving process is more labor-saving, the use is more convenient, the problem that the existing fan in the market is lack of a corresponding noise reduction structure and the noise generated in the operation of the fan is difficult to absorb and reduce is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The noise reduction fan comprises a shell (1) and is characterized in that a sliding pipe (2) is fixedly connected to the top surface of the inner wall and the bottom surface of the inner wall of the shell (1), a spring (3) is fixedly connected to the inner wall of the sliding pipe (2), a sliding block (4) is fixedly connected to the end portion of the spring (3), the surface of the sliding block (4) is slidably connected with the inner wall of the sliding pipe (2), a connecting plate (5) is fixedly connected to the surface of the sliding block (4), a motor (6) is fixedly connected to the surface of the connecting plate (5), a motor shaft (7) is fixedly connected to the output end of the motor (6), a supporting bearing (8) is sleeved on the surface of the motor shaft (7) in a rotating mode, supporting columns (9) are fixedly connected to the top surface and the bottom surface of the supporting bearing (8), the end portions of the supporting columns (9) are fixedly connected with the inner wall of the shell (1), and an impeller (10) is fixedly connected to the right end portion of the motor shaft (7), the novel air conditioner is characterized in that a first sound absorption layer (11) is fixedly connected to the inner wall of the shell (1), an air inlet grille (12) is fixedly connected to the left end of the shell (1), supporting legs (13) are fixedly connected to the bottom surface of the shell (1), an air guide pipe (14) is fixedly connected to the right end of the shell (1), a second sound absorption layer (15) is fixedly connected to the inner wall of the air guide pipe (14), and an air outlet grille (16) is fixedly connected to the right side of the inner wall of the air guide pipe (14).

2. The noise reduction fan according to claim 1, wherein a sliding groove (17) is formed in the bottom surface of the supporting leg (13), and a hydraulic push rod (18) is fixedly mounted on the top of the inner wall of the sliding groove (17).

3. The noise reduction fan according to claim 2, wherein the output end of the hydraulic push rod (18) is fixedly connected with a support plate (19), the side surface of the support plate (19) is slidably connected with the inner wall of the sliding groove (17), the bottom surface of the support plate (19) is provided with a caster (20), and the caster (20) is a universal wheel.

4. A noise-reducing fan according to claim 1, characterised in that the first sound-absorbing layer (11) is made of sound-insulating sponge material and the second sound-absorbing layer (15) is made of sound-insulating felt material.

5. The noise reduction fan according to claim 1, wherein the housing (1) has a hollow prism structure, and the diameter of the inner wall of the air guide duct (14) decreases from left to right.

6. The noise reduction fan according to claim 1, wherein the number of the support legs (13) is four, and the four support legs (13) are respectively located at the positions close to the four corners of the bottom surface of the casing (1).