CN110881775A

CN110881775A - Noise reduction device capable of reducing running noise of blower

Info

Publication number: CN110881775A
Application number: CN201911289627.2A
Authority: CN
Inventors: 向敏
Original assignee: Changzhou Yunzhongchuang Network Technology Co Ltd
Current assignee: Changzhou Yunzhongchuang Network Technology Co Ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-03-17

Abstract

The invention discloses a silencing device capable of reducing running noise of a blower, relates to the technical field of silencing devices, and aims to solve the problems that the existing silencing device capable of reducing the running noise of the blower is troublesome to use and has a poor noise reducing effect. The utility model discloses a hair drier, including hair drier shell, fan blade, heat-conducting wire, heating plate, heat-radiating device shell, anti-skidding gasket, fan blade, heat-conducting wire, heating plate, heat-radiating device shell, anti-skidding gasket are installed to the outside of heat-radiating device shell opposite side, the handle is installed to the below of fan shell one side, the hair-drier switch is installed to the opposite side of handle, the internally mounted of fan shell has the motor, the fan blade is installed to the front end of motor, and the fan blade is provided with two, the heat-conducting wire is.

Description

Noise reduction device capable of reducing running noise of blower

Technical Field

The invention relates to the technical field of silencing devices, in particular to a silencing device capable of reducing running noise of a blower.

Background

The silencing device of reducible hair-dryer running noise generally indicates can help a device of hair-dryer noise reduction, the hair-dryer is formed by a set of heating wire and the little fan combination of a high rotational speed, during the circular telegram, the heating wire can produce the heat, the wind that the fan blew out passes through the heating wire, just become hot-blastly, if just little fan rotates, and the heating wire is not hot, just so blow out wind and not hot, the wind that the hair-dryer blew out belongs to the drier, if the time overlength of using, can cause the loss of moisture very easily, cause the thermal injury, it is exactly to the minimum secret formula to the damage: firstly, patting moisture on hair by using a towel, lightly combing the hair by using hands, then using a blower, directly driving a rotor by using the blower to drive a fan blade to rotate, sucking air from an air inlet when the fan blade rotates, blowing out centrifugal airflow formed by the air inlet from a front nozzle of an air duct, and blowing out hot air if a heating wire on a heating bracket arranged in the air nozzle is heated by electricity when the air passes through the air duct; if the selection switch does not electrify the heating wire to generate heat, cold air is blown out.

However, the existing muffling device which can reduce the running noise of the blower is troublesome to use, and the noise reducing effect is not good; thus, the present need has not been met, and a noise reducing device for reducing the operating noise of a hair dryer has been proposed.

Disclosure of Invention

The invention aims to provide a silencer capable of reducing the running noise of a blower, and aims to solve the problems that the existing silencer capable of reducing the running noise of the blower is troublesome to use and has poor noise reduction effect in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a noise reduction device capable of reducing running noise of a hair drier comprises a hair drier shell, wherein a handle is installed below one side of the hair drier shell, a hair drier switch is installed on the other side of the handle, a motor is installed inside the hair drier shell, two fan blades are installed at the front end of the motor, a heat conducting wire is installed on one side of the motor, heating plates are installed on the other side of the heat conducting wire, a plurality of heating plates are arranged, an installation groove is formed in the inner side of one side of the hair drier shell, a heat dissipation device shell is installed on one side of the hair drier shell, an anti-slip gasket is installed on the outer side of the other side of the heat dissipation device shell, an installation block is installed on the outer side of the anti-slip gasket and provided with eight silica gel sheets, sound absorption cotton is installed on the outer, and inhale the sound cotton and be provided with four, inhale the cotton outside of sound and install the noise elimination bowl, and the noise elimination bowl is provided with a plurality of, sound insulation baffle is installed to the inside one side of heat abstractor shell, inhale the cotton inside one side of sound and install the arc baffle, the dust screen is installed to one side of sound insulation baffle, the connecting block is all installed to the top and the below of dust screen.

Preferably, the blower housing is connected with the motor through a bolt.

Preferably, the heat dissipation device shell and the anti-slip gasket, the anti-slip gasket and the mounting block, and the heat dissipation device shell and the sound-absorbing cotton are all in sealing connection.

Preferably, the heat sink housing is connected to the sound barrier by screws.

Preferably, the heat dissipation device shell is connected with the dust screen through a clamping groove.

Preferably, the mounting block is connected with the silica gel sheet in a sticking manner.

Compared with the prior art, the invention has the beneficial effects that:

1. the installation block on the shell of the heat dissipation device is installed in the installation groove in one end of the shell of the hair dryer in an inserting and rotating mode, the installation is very convenient, an anti-skidding gasket is installed on the outer side of the shell of the heat dissipation device, and the silica gel sheet is installed on the installation block, so that a good anti-skidding fixing effect can be achieved, meanwhile, the anti-skidding gasket and the silica gel sheet have good elasticity, the heat dissipation device can be effectively matched with hair dryers with different sizes, and the practicability of the device is greatly improved;

2. the sound absorption cotton and the noise elimination bowl are arranged in the shell of the heat dissipation device, the sound absorption cotton is high in sound absorption rate and good in sound insulation performance, a good sound absorption effect can be achieved, the noise elimination bowl reduces noise by changing the flow direction of sound, and partial noise can be reduced by replacing and cleaning the dust screen.

Drawings

FIG. 1 is a schematic view of the internal structure of a hair dryer according to the present invention;

FIG. 2 is a schematic view showing the internal structure of a noise reducing device for reducing the operating noise of a hair dryer according to the present invention;

FIG. 3 is a cross-sectional view of a noise reducing device for reducing operational noise of a hair dryer in accordance with the present invention.

In the figure: 1. blower housings; 2. a handle; 3. a blower switch; 4. a motor; 5. a fan blade; 6. a thermally conductive wire; 7. a heating plate; 8. mounting grooves; 9. a heat sink housing; 10. an anti-slip gasket; 11. mounting blocks; 12. a silica gel sheet; 13. sound-absorbing cotton; 14. a silencing bowl; 15. a sound insulation baffle; 16. an arc-shaped partition plate; 17. a dust screen; 18. and (4) connecting the blocks.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: a noise reduction device capable of reducing running noise of a blower comprises a blower shell 1, wherein a handle 2 is arranged below one side of the blower shell 1, a blower switch 3 is arranged on the other side of the handle 2, a motor 4 is arranged inside the blower shell 1, the noise reduction device has the advantages that the installation is simple, the connection is stable, two fan blades 5 are arranged at the front end of the motor 4, a heat conducting wire 6 is arranged on one side of the motor 4, a heating sheet 7 is arranged on the other side of the heat conducting wire 6, a plurality of heating sheets 7 are arranged, an installation groove 8 is arranged on the inner side of one side of the blower shell 1, a heat dissipation device shell 9 is arranged on one side of the blower shell 1, an anti-skid gasket 10 is arranged on the outer side of the other side of the heat dissipation device shell 9, the connection is tight, the deformation is not easy to occur, and installation piece 11 is provided with eight, silica gel piece 12 is installed in the outside of installation piece 11, the leakproofness is good, be difficult to take place deformation, sound cotton 13 is inhaled to the inboard of heat abstractor shell 9 is installed, and inhale sound cotton 13 and be provided with four, inhale the outside of sound cotton 13 and install noise elimination bowl 14, and noise elimination bowl 14 is provided with a plurality of, noise baffle 15 is installed to the inside one side of heat abstractor shell 9, inhale the inside one side of sound cotton 13 and install ARC baffle 16, dust screen 17 is installed to one side of noise baffle 15, connecting block 18 is all installed to the top and the below of dust screen 17.

Further, the blower shell 1 is connected with the motor 4 through bolts, and the blower shell has the advantages of being simple to install and stable in connection.

Further, the heat dissipation device shell 9 and the anti-slip gasket 10, the anti-slip gasket 10 and the mounting block 11, and the heat dissipation device shell 9 and the sound absorption cotton 13 are connected in a sealing manner, so that the connection is tight, and the deformation is not easy to occur.

Further, the heat dissipation device shell 9 is connected with the sound insulation baffle 15 through screws, so that the heat dissipation device is firm to mount, simple to dismount and convenient to dismount for inspection.

Further, the heat dissipation device shell 9 is connected with the dust screen 17 through a clamping groove, installation is simple, and rapid assembly can be achieved.

Further, the mounting block 11 is connected with the silica gel sheet 12 in a sticking mode, so that the sealing performance is good, and deformation is not easy to occur.

The working principle is as follows: when in use, the blower switch 3 on the handle 2 is pressed, the motor 4 in the blower shell 1 is started, the motor 4 starts to work to drive the output end of the motor 4 to rotate, the output end rotates to drive the fan blade 5 at the front end of the motor 4 to rotate, and because the rotation of the fan blade 5 and the work of the motor 4 generate great noise, a silencing device is installed at the air outlet at one end of the blower at present, whether the dust screen 17 in one side of the heat dissipation device shell 9 needs to be cleaned is firstly observed, if the dust screen 17 needs to be cleaned after being disassembled, then the connecting block 18 on the dust screen 17 is installed in the connecting groove on the heat dissipation device shell 9, the installing block 11 on the heat dissipation device shell 9 is firstly installed in the installing groove 8 in one end of the blower shell 1 through insertion and rotation, the anti-skid gasket 10 is installed on the outer side of the heat dissipation device shell 9, and the silica, antiskid gasket 10 and silica gel piece 12 can play a fine antiskid fixed action, antiskid gasket 10 all has good elasticity with silica gel piece 12 simultaneously, guaranteed that heat abstractor can match not unidimensional hair-dryer, inhale sound cotton 13 and inhale a plurality of noise elimination bowls 14 of sound cotton 13's outside installation through the internally mounted at heat abstractor shell 9, it is high to inhale sound cotton 13 noise absorption rate, sound insulation can be good, can play fine sound absorption effect, noise elimination bowl 14 is through the flow direction that changes sound, thereby the noise reduction.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A silencer assembly for reducing the operating noise of a hair dryer, comprising a blower housing (1), characterized in that: the improved hair dryer is characterized in that a handle (2) is installed below one side of a hair dryer shell (1), a hair dryer switch (3) is installed on the other side of the handle (2), a motor (4) is installed inside the hair dryer shell (1), fan blades (5) are installed at the front end of the motor (4), two fan blades (5) are arranged, a heat conducting wire (6) is installed on one side of the motor (4), a heating sheet (7) is installed on the other side of the heat conducting wire (6), a plurality of heating sheets (7) are arranged on the heating sheets, an installation groove (8) is formed in the inner side of one side of the hair dryer shell (1), a heat dissipation device shell (9) is installed on one side of the hair dryer shell (1), an anti-skid gasket (10) is installed on the outer side of the other side of the heat dissipation device shell (9), and an, and installation piece (11) are provided with eight, silica gel piece (12) are installed in the outside of installation piece (11), the inboard of heat abstractor shell (9) is installed and is inhaled sound cotton (13), and inhales sound cotton (13) and be provided with four, inhale the outside of sound cotton (13) and install noise elimination bowl (14), and noise elimination bowl (14) are provided with a plurality of, sound insulating barrier (15) are installed to the inside one side of heat abstractor shell (9), inhale sound cotton (13) inside one side and install ARC (16), dust screen (17) are installed to one side of sound insulating barrier (15), connecting block (18) are all installed to the top and the below of dust screen (17).

2. A silencer assembly according to claim 1, wherein the silencer assembly is configured to reduce operational noise of a hair dryer, the silencer assembly comprising: the blower shell (1) is connected with the motor (4) through a bolt.

3. A silencer assembly according to claim 1, wherein the silencer assembly is configured to reduce operational noise of a hair dryer, the silencer assembly comprising: the heat dissipation device is characterized in that the heat dissipation device shell (9) is hermetically connected with the anti-slip gasket (10), the anti-slip gasket (10) is hermetically connected with the mounting block (11), and the heat dissipation device shell (9) is hermetically connected with the sound absorption cotton (13).

4. A silencer assembly according to claim 1, wherein the silencer assembly is configured to reduce operational noise of a hair dryer, the silencer assembly comprising: the heat dissipation device shell (9) is connected with the sound insulation baffle (15) through screws.

5. A silencer assembly according to claim 1, wherein the silencer assembly is configured to reduce operational noise of a hair dryer, the silencer assembly comprising: the heat dissipation device shell (9) is connected with the dust screen (17) through a clamping groove.

6. A silencer assembly according to claim 1, wherein the silencer assembly is configured to reduce operational noise of a hair dryer, the silencer assembly comprising: the mounting block (11) is connected with the silica gel sheet (12) in a sticking way.