CN211424668U

CN211424668U - Noise reduction device for air conditioner

Info

Publication number: CN211424668U
Application number: CN202020095834.6U
Authority: CN
Inventors: 滕文禄
Original assignee: Dezhou Keluge Fan Co ltd
Current assignee: Dezhou Keluge Fan Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-09-04
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a noise reduction device for air conditioner, including air conditioner main part and noise reduction device casing, the fixed base that is equipped with in air conditioner main part bottom, the fixed installation piece that is equipped with in the noise reduction device casing outside, be equipped with the installation screw rod in the installation piece, the base internal fixation is equipped with two sets of buffing pads, be equipped with the spring in the buffing pad, spring top fixed connection is equipped with the supporting shoe, and noise reduction device casing bottom is fixed and is equipped with two sets of blotters, and the noise reduction device casing intussuseption is filled with the deadening felt. This noise reduction device for air conditioner installs the noise reduction device casing in the air outlet department of air conditioner main part through setting up installation piece and installation screw to pack the noise reduction work that the deadening felt is used for the fan to produce the noise in the noise reduction device casing, set up the noise reduction work that the buffer seat is used for air conditioner main part and noise reduction device casing to produce the noise because of vibrations on the base, and set up the ventilation screen panel and be used for the normal ventilation work of air conditioner main part.

Description

Noise reduction device for air conditioner

Technical Field

The utility model relates to a noise reduction device technical field specifically is a noise reduction device for air conditioner.

Background

The air conditioning noise is noise generated when the air conditioning system is operated, and includes noise generated by a fan which escapes into a room and noise generated by regeneration at the end of a duct, and noise generated by the fan is modulated noise generated by hitting ambient air when a blade rotates and random noise caused by vortex. The noise frequency spectrum of the axial flow fan is wide, and the noise low-frequency component of the centrifugal fan is large. The fan noise is noise radiated by the vibration of the pipe wall caused by the fan noise at a low wind speed and noise generated by the resonance of the pipe wall caused by the disturbance of the airflow in the pipe. The magnitude of the regenerative noise at the end of the wind pipe depends on the wind speed, which should be kept as low as possible, and reduced using diffusers and dampers if necessary.

The currently disclosed environment-friendly noise reduction air conditioner is disclosed in application No. CN201920489770.5, through setting up metal casing, porous acoustic panel and rigid acoustic celotex board in proper order, and set up the filter layer and be used for environmental protection to filter, thereby realize noise reduction work through silent fan and rigid acoustic celotex board, but this environment-friendly noise reduction air conditioner can't handle the noise that the air conditioner produced because of vibrations, now design a noise reduction device for air conditioner, through setting up installation piece and installation screw rod with the noise reduction device casing install the air outlet department in the air conditioner main part, and set up the noise insulation felt and be used for the noise reduction work that the fan produced the noise, set up the buffing pad and be used for the noise reduction work that the air conditioner main part and noise reduction device casing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noise reduction device for air conditioner to solve the problem that the noise that the air conditioner produced because of vibrations can't be handled to the current environmental protection noise reduction air conditioner that proposes in the above-mentioned background art.

In order to achieve the purpose, the utility model provides a following technical scheme, a noise reduction device for air conditioner, including air conditioner main part and noise reduction device casing, the fixed base that is equipped with in air conditioner main part bottom, the fixed installation piece that is equipped with in the noise reduction device casing outside, be equipped with the installation screw rod in the installation piece, the base internal fixation is equipped with two sets of buffing pads, be equipped with the spring in the buffing pad, spring top fixed connection is equipped with the supporting shoe, and noise reduction device casing bottom is fixed to be equipped with two sets of blotters, and the noise reduction device casing intussuseption is filled with the deadening felt, and the fixed ventilation screen panel that is equipped with in the noise reduction.

Preferably, the front and the back of the casing of the noise reduction device are both of an opening structure, and the opening is matched with the shape of an air outlet on the air conditioner main body.

Preferably, the mounting blocks are provided with four groups, channels matched with the mounting screw in shape are arranged in the mounting blocks and on the air conditioner main body, and thread grooves meshed with the mounting screws are arranged on the inner walls of the channels.

Preferably, the buffer seat is cylindrical, the top of the buffer seat is of an open structure, the bottom end of the spring is fixed to the bottom of the buffer seat, and a bayonet of a circular cylindrical shape is arranged in the top of the buffer seat.

Preferably, the upper end and the lower end of the supporting block are both cylindrical, the diameter length of the lower end of the supporting block is larger than that of the upper end of the supporting block, and the diameter length of the lower end of the supporting block is larger than that of the bayonet inner ring.

Preferably, the buffer pads are provided with two groups, and the two groups of buffer pads and the two groups of supporting blocks are respectively positioned at the same vertical position.

Preferably, the ventilation mesh enclosure is a cuboid, the ventilation mesh enclosure is a mesh structure, and the ventilation mesh enclosure communicates the outside of the noise reduction device shell with the inside of the noise reduction device shell.

Compared with the prior art, the beneficial effects of the utility model are that: this noise reduction device for air conditioner installs the noise reduction device casing in the air outlet department of air conditioner main part through setting up installation piece and installation screw to pack the noise reduction work that the deadening felt is used for the fan to produce the noise in the noise reduction device casing, set up the noise reduction work that the buffer seat is used for air conditioner main part and noise reduction device casing to produce the noise because of vibrations on the base, and set up the ventilation screen panel and be used for the normal ventilation work of air conditioner main part.

Drawings

FIG. 1 is a front internal sectional view of a noise reduction device for an air conditioner according to the present invention;

FIG. 2 is a sectional view showing a side structure of a noise reducing device for an air conditioner according to the present invention;

fig. 3 is an enlarged view of a position a in fig. 1 of the noise reduction device for an air conditioner of the present invention.

In the figure: 1. the air conditioner comprises an air conditioner body, 2, a noise reduction device shell, 3, a base, 4, an installation block, 5, an installation screw, 6, a buffer seat, 7, a spring, 8, a supporting block, 9, a buffer pad, 10, a sound insulation felt, 11, a ventilation mesh enclosure, 12 and a bayonet.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a noise reduction device for an air conditioner comprises an air conditioner main body 1 and a noise reduction device shell 2, wherein the front surface and the back surface of the noise reduction device shell 2 are both of an opening structure, and the opening is matched with the shape of an air outlet on the air conditioner main body 1, so that the normal ventilation work of the air outlet of the air conditioner main body 1 can be realized, a base 3 is fixedly arranged at the bottom of the air conditioner main body 1, a mounting block 4 is fixedly arranged at the outer side of the noise reduction device shell 2, mounting screws 5 are arranged in the mounting block 4, four groups of mounting blocks 4 are arranged on the mounting block 4, channels matched with the shapes of the mounting screws 5 are respectively arranged on the mounting block 4 and the air conditioner main body 1, threaded grooves meshed with the mounting screws 5 are arranged on the inner walls of the channels, so that the mounting screws 5 can be arranged in the mounting block 4, the noise reduction device shell 2 is, the spring 7 is arranged in the buffer seat 6, the top of the spring 7 is fixedly connected with the supporting block 8, the buffer seat 6 is cylindrical, the top of the buffer seat 6 is of an open structure, the bottom end of the spring 7 is fixed at the bottom in the buffer seat 6, the top of the buffer seat 6 is internally provided with a bayonet 12 in a shape of a circular cylinder, so that the supporting block 8 is elastically connected in the buffer seat 6 through the spring 7, the upper end and the lower end of the supporting block 8 are cylindrical, the diameter length of the lower end of the supporting block 8 is greater than that of the upper end of the supporting block 8, the diameter length of the lower end of the supporting block 8 is greater than that of the inner ring of the bayonet 12, the supporting block 8 can be clamped in the buffer seat 6, the bottom of the noise reduction device shell 2 is fixedly provided with two groups of buffer pads 9, the buffer pads 9 are provided with two groups, and the, thereby carry out buffering noise reduction work to noise reduction device casing 2 through supporting shoe 8, and noise reduction device casing 2 intussuseption is filled with deadening felt 10, and noise reduction device casing 2 openly outside is fixed to be equipped with ventilation screen panel 11, and ventilation screen panel 11 is the cuboid form, and ventilation screen panel 11 is network structure, and ventilation screen panel 11 is with noise reduction device casing 2 outside and noise reduction device casing 2 inside intercommunication, the ventilation work of accessible ventilation screen panel 11 realization air conditioner main part 1 air outlet like this, and network structure's ventilation screen panel 11 can avoid the debris in the air to enter into noise reduction device casing 2 inside.

The working principle is as follows: when the noise reduction device for the air conditioner is used, the noise reduction device shell 2 is firstly arranged at the outer side of an air outlet of the air conditioner main body 1 and is arranged at the outer sides of the installation block 4 and the air conditioner main body 1 through the installation screw rod 5, so that the noise reduction device shell 2 is fixed at the outer side of the air conditioner main body 1, when the air conditioner main body 1 operates, the sound insulation felt 10 arranged in the noise reduction device shell 2 can effectively reduce noise generated by a fan, and when the air conditioner main body 1 and the noise reduction device shell 2 vibrate, the buffer seat 6 and the spring 7 arranged in the base 3 enable the supporting block 8 to elastically move, and the supporting block 8 buffers the noise reduction device shell 2 on the buffer pad 9, so that noise generated by vibration is avoided, the bayonet 12 can limit the supporting block 8 to move on the buffer seat 6, and the ventilation mesh enclosure 11 can realize normal ventilation of the air outlet of the air conditioner main, meanwhile, the ventilation screen 11 can filter impurities in the air, and the working process of the noise reduction device for the air conditioner is described above.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a noise reduction device for air conditioner, includes air conditioner main part (1) and noise reduction device casing (2), its characterized in that: the air conditioner is characterized in that a base (3) is fixedly arranged at the bottom of a main body (1) of the air conditioner, an installation block (4) is fixedly arranged on the outer side of a casing (2) of the noise reduction device, an installation screw (5) is arranged in the installation block (4), two groups of buffer seats (6) are fixedly arranged in the base (3), springs (7) are arranged in the buffer seats (6), supporting blocks (8) are fixedly connected to the tops of the springs (7), cushion pads (9) are fixedly arranged at the bottom of the casing (2) of the noise reduction device, sound insulation felts (10) are filled in the casing (2) of the noise reduction device, and a ventilation mesh enclosure (11) is fixedly arranged on the outer side.

2. A noise reducing device for an air conditioner according to claim 1, wherein: the front and the back of the noise reduction device shell (2) are both of an opening structure, and the opening is matched with the shape of an air outlet on the air conditioner main body (1).

3. A noise reducing device for an air conditioner according to claim 1, wherein: the mounting blocks (4) are provided with four groups, channels matched with the mounting screw rods (5) in shape are arranged in the mounting blocks (4) and on the air conditioner main body (1), and thread grooves meshed with the mounting screw rods (5) are arranged on the inner walls of the channels.

4. A noise reducing device for an air conditioner according to claim 1, wherein: buffer seat (6) are cylindric, and buffer seat (6) top is open structure, and spring (7) bottom mounting is in the bottom in buffer seat (6), and is equipped with the bayonet socket (12) of ring cylinder form in buffer seat (6) top.

5. A noise reducing device for an air conditioner according to claim 1, wherein: the upper end and the lower end of the supporting block (8) are cylindrical, the diameter length of the lower end of the supporting block (8) is larger than that of the upper end of the supporting block (8), and the diameter length of the lower end of the supporting block (8) is larger than that of the inner ring of the bayonet (12).

6. A noise reducing device for an air conditioner according to claim 1, wherein: the two groups of cushion pads (9) are arranged, and the two groups of cushion pads (9) and the two groups of supporting blocks (8) are respectively positioned on the same vertical position.

7. A noise reducing device for an air conditioner according to claim 1, wherein: the ventilation mesh enclosure (11) is cuboid, the ventilation mesh enclosure (11) is of a net structure, and the ventilation mesh enclosure (11) connects the outside of the noise reduction device shell (2) with the inside of the noise reduction device shell (2).