CN211119955U

CN211119955U - Noise reduction device for central air-conditioning fan coil

Info

Publication number: CN211119955U
Application number: CN201922205332.4U
Authority: CN
Inventors: 冉海南
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-07-28
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a device of making an uproar falls in central air conditioning fan coil, including the fan body, the fixed intercommunication of left surface of fan body has the tuber pipe, the equal fixedly connected with sleeve in the upper surface of fan body and the bottom surface of fan body, every telescopic inside all is equipped with the loop bar, every the surface of loop bar all twines compression spring, the cotton layer of sound is inhaled to the inner wall fixedly connected with of tuber pipe, inhale the cotton layer of inner wall fixedly connected with soundproof cotton layer on sound, the buffer ball that the inner wall fixedly connected with equidistance on soundproof cotton layer was arranged. This central air conditioning fan coil noise reduction device sets up soundproof cotton and buffering ball cooperation through the tuber pipe inner wall, and wind-force strikes and cushions on the buffering ball, reduces the noise that wind-force and tuber pipe inner wall friction impact produced, has realized the effect of sound insulation noise reduction under the effect on soundproof cotton layer, has solved the tuber pipe and has caused tuber pipe noise inside too big when the air inlet, leads to the problem of life inconvenient to use.

Description

Noise reduction device for central air-conditioning fan coil

Technical Field

The utility model relates to a central air conditioning technology field specifically is a device of making an uproar falls in central air conditioning fan coil.

Background

The central air conditioning system is different from the traditional refrigerant type air conditioning, intensively processes air to meet the comfort requirement, adopts the principle of liquid gasification refrigeration to provide required cold energy for the air conditioning system to offset the cold load of the indoor environment, and provides required heat for the air conditioning system to offset the heat load of the indoor environment.

A fan coil is an ideal terminal product of a central air conditioner, and is widely applied to hotels, office buildings, hospitals, business buildings and scientific research institutions, indoor air or outdoor mixed air is cooled or heated by a fan through a surface air cooler and then is sent into a room, so that the indoor temperature is reduced or raised, and the comfort requirement of people is met.

Disclosure of Invention

An object of the utility model is to provide a device of making an uproar falls in central air conditioning fan coil to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a central air-conditioning fan coil noise reduction device comprises a fan body, wherein an air pipe is fixedly communicated with the left side surface of the fan body, sleeves are fixedly connected to the upper surface of the fan body and the bottom surface of the fan body, loop bars are arranged inside each sleeve, a compression spring is wound on the outer surface of each loop bar, a sound-absorbing cotton layer is fixedly connected to the inner wall of the air pipe, a soundproof cotton layer is fixedly connected to the inner wall of the sound-absorbing cotton layer, buffer balls which are arranged at equal intervals are fixedly connected to the inner wall of the soundproof cotton layer, a fixing frame is fixedly connected to the inner wall of the air pipe, a fixing column is fixedly connected to the right side surface of the fixing frame, a bearing is fixedly embedded inside the fixing column, a rotating shaft is fixedly connected to the inner ring of the bearing, a rotating disc is fixedly connected to the right end of the rotating shaft, and the right side surface of the turntable is fixedly connected with a wind breaking cone.

Preferably, the left end of the air pipe is fixedly connected with an air outlet grid, and a dust screen is arranged inside the air outlet grid.

Preferably, the right side face of the fan body is fixedly connected with a control panel, and the right side face of the control panel is fixedly connected with a start button.

Preferably, two the equal fixedly connected with mounting panel of the one end that the loop bar kept away from each other, every symmetrical mounting hole has all been seted up to the upper surface of mounting panel.

Preferably, two the equal fixedly connected with symmetrical bumper shock absorber of a side that the mounting panel is close to each other, two sets of the one end that the bumper shock absorber is close to each other all is connected with the surface fixed connection of fan body.

Preferably, the fixing frame is in a triangular shape, and the wind breaking cone is in a conical shape.

Advantageous effects

The utility model discloses possess following beneficial effect:

1. the fan coil pipe noise reduction device provides wind power through the fan body, wind after heat exchange is blown into the air pipe, the sound absorption cotton layer is arranged on the inner wall of the air pipe, the sound absorption effect can be achieved, soundproof cotton and the buffer ball are arranged on the inner wall of the air pipe to be matched, wind power impact is buffered on the buffer ball, noise generated by friction impact between the wind power and the inner wall of the air pipe is reduced, the soundproof and noise reduction effects are achieved under the effect of the soundproof cotton layer, and the problem that the inconvenience in life and use is caused by overlarge internal noise of the air pipe when air enters the air pipe is solved;

2. through inside broken awl and the pivot of setting up of tuber pipe, the cooperation of helical blade and bearing, when wind-force strikes broken awl, make the wind-force reposition of redundant personnel reduce the dynamics of assaulting the tuber pipe inner wall, the production of noise has been weakened, it is rotatory to utilize the air current to promote helical blade, it is rotatory to drive helical blade through the pivot, can break up the bough air current after making an uproar and form the vortex with the amortization, prevent the bough air current from assembling, help improving amortization noise reduction effect, thereby solved current fan coil at the in-process that uses, the relatively poor problem of performance of making an uproar often appears, fan in use, because of fan coil and wind-force impact cause the noise, influence people's use, disturb people.

Drawings

Fig. 1 is a front view of the blower body of the present invention;

fig. 2 is a sectional view of the air duct of the present invention;

fig. 3 is a side view of the fixing frame of the present invention.

In the figure: the wind power generation device comprises a fan body 1, a start button 2, a control panel 3, a shock absorber 4, a mounting hole 5, a loop bar 6, a sleeve 7, a compression spring 8, a mounting plate 9, an air pipe 10, an air outlet grid 11, a fixing frame 12, a fixing column 13, a rotating shaft 14, a wind breaking cone 15, a rotating disc 16, a helical blade 17, a soundproof cotton layer 18, a buffer ball 19, a sound absorption cotton layer 20 and a bearing 21.

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 a central air-conditioning fan coil comprises a fan body 1, a control panel 3 is fixedly connected to the right side surface of the fan body 1, a start button 2 is fixedly connected to the right side surface of the control panel 3, the control device can be conveniently started, an air pipe 10 is fixedly communicated with the left side surface of the fan body 1, an air outlet grid 11 is fixedly connected to the left side surface of the air pipe 10, a dust screen is arranged inside the air outlet grid 11, a dust prevention effect can be achieved, dust is prevented from entering the air pipe 10, sleeves 7 are fixedly connected to the upper surface of the fan body 1 and the bottom surface of the fan body 1, a sleeve 6 is arranged inside each sleeve 7, a compression spring 8 is wound on the outer surface of each sleeve 6, a mounting plate 9 is fixedly connected to one end, away from each other, of the two sleeve 6, symmetrical mounting holes 5 are formed in the upper surface of each mounting plate 9, and the device can be, the symmetrical bumper shock absorbers 4 of the equal fixedly connected with in a side that two mounting panels 9 are close to each other, the one end that two sets of bumper shock absorbers 4 are close to each other all with the surface fixed connection of fan body 1, can further improve the shock attenuation effect.

The inner wall fixedly connected with of tuber pipe 10 inhales cotton layer 20, inhale cotton layer 18 of the inner wall fixedly connected with soundproof cotton layer 20 of sound, the buffering ball 19 that the inner wall fixedly connected with equidistance of soundproof cotton layer 18 was arranged, the inner wall fixedly connected with mount 12 of tuber pipe 10, the right flank fixedly connected with fixed column 13 of mount 12, the inside fixed of fixed column 13 is inlayed and is had bearing 21, bearing 21's inner circle fixedly connected with pivot 14, the right-hand member fixedly connected with carousel 16 of pivot 14, the helical blade 17 that the external fixed surface fixedly connected with equidistance of carousel 16 was arranged, the broken awl 15 of the right flank fixedly connected with of carousel 16, mount 12 is the triangle-shaped form, broken awl 15 is the toper form, can improve broken wind effect.

The working principle is as follows: when in use, the fan body 1 is firstly installed and fixed through the installation plate 9 and the installation hole 5, the vibration reduction effect can be achieved by utilizing the matching of the vibration absorber 4, the compression spring 8, the loop bar 6 and the sleeve 7, the noise caused by the vibration force generated by the fan body 1 is avoided, when the air conditioner fan body 1 starts to blow air, the wind impact on the buffer ball 19 for buffering, the noise generated by the friction impact between the wind and the inner wall of the air pipe 10 is reduced, the noise is absorbed by the suction cotton layer 20 and the soundproof cotton layer 18, and when the wind impacts the wind cone 15, the wind power is divided to reduce the force impacting the inner wall of the wind pipe 10, the noise is weakened, the helical blade 17 is pushed to rotate by the airflow, the rotating shaft 14 drives the helical blades 17 to rotate, so that small airflow after noise reduction can be scattered to form a vortex, the small airflow is prevented from being gathered, and the noise reduction effect is improved.

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 utility model provides a device of making an uproar falls in central air conditioning fan coil, includes fan body (1), its characterized in that: the fan is characterized in that an air pipe (10) is fixedly communicated with the left side face of the fan body (1), sleeves (7) are fixedly connected to the upper surface of the fan body (1) and the bottom face of the fan body (1), a loop bar (6) is arranged inside each sleeve (7), a compression spring (8) is wound on the outer surface of each loop bar (6), a sound-absorbing cotton layer (20) is fixedly connected to the inner wall of each air pipe (10), a sound-insulating cotton layer (18) is fixedly connected to the inner wall of each sound-absorbing cotton layer (20), buffer balls (19) which are arranged equidistantly are fixedly connected to the inner wall of each sound-insulating cotton layer (18), a fixing frame (12) is fixedly connected to the inner wall of each air pipe (10), a fixing column (13) is fixedly connected to the right side face of each fixing frame (12), a bearing (21) is fixedly embedded in each fixing column (13), and a rotating shaft (14) is, the right end of pivot (14) fixedly connected with carousel (16), the surface fixed connection of carousel (16) has helical blade (17) that the equidistance was arranged, the right flank fixed connection of carousel (16) has wind cone (15).

2. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: the left end fixedly connected with of tuber pipe (10) goes out air grid (11), the inside of going out air grid (11) is equipped with the dust screen.

3. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: the fan is characterized in that a control panel (3) is fixedly connected to the right side face of the fan body (1), and a starting button (2) is fixedly connected to the right side face of the control panel (3).

4. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: two equal fixedly connected with mounting panel (9) of one end that loop bar (6) kept away from each other, every symmetrical mounting hole (5) have all been seted up to the upper surface of mounting panel (9).

5. The fan coil noise reduction device of claim 4, wherein: two the equal fixedly connected with symmetrical bumper shock absorber (4) in a side that mounting panel (9) are close to each other, two sets of the one end that bumper shock absorber (4) are close to each other all is connected with the surface fixed connection of fan body (1).

6. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: the fixing frame (12) is in a triangular shape, and the wind breaking cone (15) is in a conical shape.