CN210399464U

CN210399464U - Noise reduction device for central air-conditioning fan coil

Info

Publication number: CN210399464U
Application number: CN201921584939.1U
Authority: CN
Inventors: 崔浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-04-24
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a noise reduction device of a central air-conditioning fan coil, which comprises a fan coil body and an air pipe, wherein one side of the fan coil body is fixedly connected with a connecting pipe, the air pipe is communicated with the fan coil body through the connecting pipe, a first noise reduction component, a second noise reduction component and a noise reduction net are arranged in the air pipe, the first noise reduction component is provided with a second noise reduction component at one side far away from the connecting pipe, the second noise reduction component comprises mineral wool, rubber balls, a second damping plate, a spring plate and second sound absorption cotton, one side of the second sound absorption cotton is fixedly connected with the inner side wall of the air pipe, when the air-conditioning wind impacts the soft board, the elastic force of the soft board enables the air bag to deform to play a role of buffering and noise reduction, the first damping plate and the first sound absorption cotton can absorb noise, when wind blows to the second noise reduction component, the noise is absorbed under the role of the mineral, meanwhile, wind power impacts the rubber ball to buffer, and the elasticity of the spring plate can also play a role in shock absorption and noise reduction.

Description

Noise reduction device for central air-conditioning fan coil

Technical Field

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

Background

The fan-coil unit is called fan coil for short, it is one of the end devices of air-conditioning system composed of small fan, motor and coil (air heat exchanger), etc., when the chilled water or hot water flows through the coil pipe, it exchanges heat with the air outside the pipe, so that the air is cooled, dehumidified or heated to regulate the indoor air parameter, it is the commonly used end device of cooling and heating; the existing fan coil is reflected by a large number of users in the use process, the fan coil has good refrigerating and heating effects, a comfortable indoor environment can be created, the defect in beauty is that noise is caused by impact of the fan coil and wind power when the fan coil works, when the noise causes adverse effects on people and the surrounding environment, noise pollution is formed, the noise generated by the fan in use can influence the use of people and interfere with the rest and life of people, and therefore the central air-conditioning fan coil noise reduction device is provided.

SUMMERY OF THE UTILITY MODEL

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: the utility model provides a device of making an uproar falls in central air conditioning fan coil, includes fan coil body and tuber pipe, one side fixedly connected with connecting pipe of fan coil body, the tuber pipe with the fan coil body is linked together through the connecting pipe, be equipped with first noise reduction subassembly, second noise reduction subassembly and the net of making an uproar falls in the tuber pipe, first noise reduction subassembly is keeping away from one side of connecting pipe is equipped with the second and falls the subassembly of making an uproar, the subassembly of making an uproar falls in the second includes that mineral wool, rubber ball, second damping plate, spring board and second inhale the sound cotton, the second inhale one side of sound cotton with the inside wall fixed connection of tuber pipe, the even fixedly connected with of opposite side of second inhale the sound cotton spring board, the spring board is kept away from one side of second inhale the sound cotton is equipped with the second damping plate, the second damping plate is keeping away from one side of spring board is riveted with the bracing piece, the bracing piece is kept away from the one end And (3) side.

As further preferable in the present technical solution: first noise reduction assembly includes soft board, gasbag, first damping plate and first sound of inhaling is cotton, the cotton one side of first sound of inhaling and the inside wall fixed connection of tuber pipe, the cotton opposite side of first sound of inhaling bonds and has first damping plate, first damping plate is keeping away from the cotton one side of first sound of inhaling is equipped with the soft board, the soft board with the cavity has been seted up between the first damping plate, evenly distributed has the gasbag in the cavity.

As further preferable in the present technical solution: grooves are uniformly formed in the surface of the mineral wool, and one end, far away from the second damping plate, of the supporting rod is located inside the groove.

As further preferable in the present technical solution: one side, far away from the first noise reduction assembly, of the second noise reduction assembly is fixedly connected with the noise reduction net, and one end, far away from the connecting pipe, of the air pipe is fixedly connected with an air outlet.

As further preferable in the present technical solution: the first noise reduction assembly and the second noise reduction assembly are both arranged annularly.

As further preferable in the present technical solution: the angle of an included angle between the first noise reduction assembly and the second noise reduction assembly is larger than 45 degrees and smaller than 90 degrees.

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

when the central air conditioner starts to work, air firstly passes through the first noise reduction assembly when entering the air pipe, the air force of the air conditioner firstly impacts the soft board due to the inclined first noise reduction assembly, the elastic force of the soft board enables the air bag to deform to play a role in buffering and reducing noise, and then the first damping board and the first sound absorption cotton absorb noise and reduce noise generated by friction between the air force and the inside of the air pipe;

two, blow when falling the subassembly of making an uproar to the second when wind-force, the noise absorption under the effect of mineral wool, simultaneously wind-force strikes and cushions on the rubber ball, receives the impact of wind-force when making the second damping plate move to both sides when the rubber ball, can extrude the spring board, and the elasticity of spring board can play vibration/noise reduction's effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the air duct structure of the present invention;

fig. 3 is a schematic structural view of a first noise reduction assembly of the present invention;

fig. 4 is a schematic structural view of a second noise reduction assembly of the present invention.

In the figure: 1. a fan coil body; 2. an air duct; 3. a connecting pipe; 4. an air outlet; 5. a first noise reduction assembly; 501. a soft board; 502. an air bag; 503. a first damping plate; 504. a first sound absorbing cotton; 505. a cavity; 6. a second noise reduction assembly; 601. mineral wool; 602. a groove; 603. a rubber ball; 604. a support bar; 605. a second damping plate; 606. a spring plate; 607. the second sound-absorbing cotton; 7. and (3) a noise reduction net.

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a fan coil noise reduction device of a central air conditioner comprises a fan coil body 1 and an air pipe 2, wherein one side of the fan coil body 1 is fixedly connected with a connecting pipe 3, the air pipe 2 is communicated with the fan coil body 1 through the connecting pipe 3, a first noise reduction assembly 5, a second noise reduction assembly 6 and a noise reduction net 7 are arranged in the air pipe 2, the first noise reduction assembly 5 is provided with the second noise reduction assembly 6 at one side far away from the connecting pipe 3, the second noise reduction assembly 6 comprises mineral wool 601, a rubber ball 603, a second damping plate 605, a spring plate 606 and second sound absorption cotton 607, one side of the second sound absorption cotton 607 is fixedly connected with the inner side wall of the air pipe 2, the other side of the second sound absorption cotton 607 is uniformly and fixedly connected with the spring plate 606, one side of the spring plate 606 far away from the second sound absorption cotton 607 is provided with the second damping plate 605, the second damping plate 605 is riveted with a support rod 604 at one side far away from the spring plate 606, and one end of the support rod 604 far away from the second damping plate 605 is hinged to one side of the outside of the rubber ball 603 through the mineral wool 601.

In this embodiment, specifically: the first noise reduction assembly 5 comprises a soft board 501, an air bag 502, a first damping board 503 and first sound absorption cotton 504, one side of the first sound absorption cotton 504 is fixedly connected with the inner side wall of the air pipe 2, the other side of the first sound absorption cotton 504 is bonded with the first damping board 503, the soft board 501 is arranged on one side of the first damping board 503 far away from the first sound absorption cotton 504, a cavity 505 is formed between the soft board 501 and the first damping board 503, and the air bags 502 are uniformly distributed in the cavity 505; through the arrangement, when air conditioning wind impacts the soft board 501, the elastic force of the soft board 501 enables the air bag 502 to deform to play a role in buffering and noise reduction, and then the first damping plate 503 and the first sound absorption cotton 504 absorb noise and reduce noise generated by friction between wind power and the interior of the air pipe 2.

In this embodiment, specifically: grooves 602 are uniformly formed in the surface of the mineral wool 601, and one end of the support rod 604, which is far away from the second damping plate 605, is located inside the groove 602; through the setting, when the rubber ball 603 is blown to wind, the rubber ball 603 can play limiting displacement in the inside activity of recess 602, and the effect of making an uproar falls in the buffering of collision mineral wool 601 when the activity of rubber ball 603.

In this embodiment, specifically: one side of the second noise reduction assembly 6, which is far away from the first noise reduction assembly 5, is fixedly connected with the noise reduction net 7, and one end of the air pipe 2, which is far away from the connecting pipe 3, is fixedly connected with an air outlet 4; through the above arrangement, the noise reduction net 7 can play a role in ventilation and noise reduction.

In this embodiment, specifically: the first noise reduction assembly 5 and the second noise reduction assembly 6 are both arranged annularly; through the arrangement, the circular ring structure is beneficial to the flowing of gas.

In this embodiment, specifically: the included angle between the first noise reduction assembly 5 and the second noise reduction assembly 6 is more than 45 degrees and less than 90 degrees; through the above arrangement, the first noise reduction assembly 5 is convenient to contact wind power and absorb noise.

When the working principle or the structural principle is used, when the fan coil starts to operate, noise generated by a fan is emitted outwards along with air conditioning air through the air duct 2, when the noise contacts the first noise reduction assembly 5, the noise firstly impacts the soft board 501, the soft board 501 extrudes the air bag 502 to play a role in partial buffering and noise reduction, wind power absorbs the noise through the first damping plate 503 and the first sound absorption cotton 504 and reduces the noise generated by the friction between the wind power and the inside of the air duct 2, when the wind power blows towards the second noise reduction assembly 6, the noise is absorbed under the action of the mineral wool 601, meanwhile, the wind power impacts the rubber ball 603 to buffer, when the second damping plate 605 moves towards two sides under the impact of the wind power, the rubber ball 603 extrudes the spring plate 606, the elastic force of the spring plate 606 can play a role in shock absorption and noise reduction, the second sound absorption cotton 607 can absorb partial noise, finally, the noise reduction net 7 can be arranged before the air conditioning air passes through the air outlet 4, finally, the noise reduction function is achieved.

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 coil body (1) and tuber pipe (2), its characterized in that: one side of the fan coil body (1) is fixedly connected with a connecting pipe (3), the air pipe (2) is communicated with the fan coil body (1) through the connecting pipe (3), a first noise reduction assembly (5), a second noise reduction assembly (6) and a noise reduction net (7) are arranged in the air pipe (2), the first noise reduction assembly (5) is provided with the second noise reduction assembly (6) at one side far away from the connecting pipe (3), the second noise reduction assembly (6) comprises mineral wool (601), rubber balls (603), a second damping plate (605), a spring plate (606) and second sound absorption cotton (607), one side of the second sound absorption cotton (607) is fixedly connected with the inner side wall of the air pipe (2), the other side of the second sound absorption cotton (607) is uniformly and fixedly connected with the spring plate (606), and the second damping plate (605) is arranged at one side far away from the second sound absorption cotton (607) of the spring plate (606), and a support rod (604) is riveted on one side of the second damping plate (605) far away from the spring plate (606), and one end of the support rod (604) far away from the second damping plate (605) penetrates through the mineral wool (601) and is hinged to one side of the outer part of the rubber ball (603).

2. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: first noise reduction unit (5) are including soft board (501), gasbag (502), first damping plate (503) and first sound cotton (504) of inhaling, the inside wall fixed connection of one side and tuber pipe (2) of first sound cotton (504) of inhaling, the opposite side of first sound cotton (504) of inhaling bonds and has first damping plate (503), first damping plate (503) are keeping away from one side of first sound cotton (504) of inhaling is equipped with soft board (501), soft board (501) with cavity (505) have been seted up between first damping plate (503), evenly distributed has gasbag (502) in cavity (505).

3. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: grooves (602) are uniformly formed in the surface of the mineral wool (601), and one end, far away from the second damping plate (605), of the supporting rod (604) is located inside the groove (602).

4. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: one side of the second noise reduction assembly (6) far away from the first noise reduction assembly (5) is fixedly connected with the noise reduction net (7), and one end of the air pipe (2) far away from the connecting pipe (3) is fixedly connected with an air outlet (4).

5. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: the first noise reduction assembly (5) and the second noise reduction assembly (6) are both arranged annularly.

6. The fan coil noise reduction device of a central air conditioner of claim 1, characterized in that: the included angle between the first noise reduction assembly (5) and the second noise reduction assembly (6) is larger than 45 degrees and smaller than 90 degrees.