CN217715210U

CN217715210U - Low-noise air conditioning unit

Info

Publication number: CN217715210U
Application number: CN202221190010.2U
Authority: CN
Inventors: 宋金普
Original assignee: Jiangsu Jincheng Air Conditioning Engineering Co ltd
Current assignee: Jiangsu Jincheng Air Conditioning Engineering Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-11-01
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a low-noise air conditioning unit, which comprises a base and a unit assembly, wherein the top of the base is movably connected with a bottom plate, the top of the bottom plate is fixedly connected with a unit shell, the inner wall of the unit shell is provided with a noise elimination mechanism, and the top of the base is provided with a damping and noise reduction mechanism; noise elimination mechanism includes trapezoidal sound-proof housing, logical groove has been seted up to unit shell's inside, and the inner wall fixedly connected with gradient that leads to the groove inhales the sound cotton, unit shell's inner wall fixedly connected with noise elimination frame, and the inside packing of noise elimination frame has the sound of inhaling to pack, the utility model relates to an air conditioning unit technical field. This low noise type air conditioning unit through the setting of noise elimination mechanism and vibration/noise reduction mechanism, can eliminate mechanical noise, the trickle noise and the powerful air current noise that produce when the unit subassembly functions, realizes air conditioning unit's quick heat dissipation on the basis of eliminating the noise, the influence that the noise reduction caused life and operational environment by a wide margin.

Description

Low-noise air conditioning unit

Technical Field

The utility model relates to an air conditioning unit technical field specifically is a low noise type air conditioning unit.

Background

In the all-air system, air sent into each zone (or room) is intensively processed in a machine room, and equipment for processing the air is called an air processing unit, or an air conditioning unit.

The air handling unit is a centralized air handling system, it originates from the centralized setting of the apparatus, the forced hot-blast heating and ventilating system that distributes the heated air through the air hose, the basic centralized system is a kind of all air single area system, generally include every assembly of blower, heater, cooler and filter, here said AHU, refer to the return air system once, its basic working process is: after the fresh air outside the room is mixed with part of the return air inside the room, harmful substances such as dust, smoke dust, black smoke, organic particles and the like in the air are filtered by a filter.

The existing air conditioning unit can generate mechanical noise, water spraying noise and strong airflow noise in the operation process, noise pollution is brought to the life and working environment of people, the existing noise reduction structure is single, the noise reduction effect is poor, the normal heat dissipation work of the unit is easily influenced, and the service life of the air conditioning unit is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a low noise type air conditioning unit has solved present structure of making an uproar of falling comparatively single, and the noise reduction effect is not good, and influences the normal radiating work of unit easily to air conditioning unit life's problem has been shortened.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a low noise type air conditioning unit, includes base and unit subassembly, the top swing joint of base has the bottom plate, and the top fixedly connected with unit shell of bottom plate, and the inner wall of unit shell is provided with noise elimination mechanism, the top of base is provided with vibration/noise reduction mechanism.

Noise elimination mechanism includes trapezoidal sound-proof housing, logical groove has been seted up to unit housing's inside, and the inner wall fixedly connected with gradient that leads to the groove inhales the sound cotton, unit housing's inner wall fixedly connected with noise elimination frame, and the inside packing of noise elimination frame has the sound filler of inhaling, the inside of inhaling the sound filler has buried double-walled spiral noise elimination pipe underground, the inner wall fixedly connected with soundproof cotton of noise elimination frame, unit housing's top fixedly connected with rectangle sound-proof housing.

Preferably, the bottom of the trapezoidal sound-proof housing is fixedly connected with the top of the unit housing, and the top of the trapezoidal sound-proof housing is fixedly connected with the heat dissipation holes.

Preferably, there is a cooling fan through connecting rod fixedly connected between the two sides of the inner wall of the rectangular sound-proof housing, and the vibration and noise reduction mechanism comprises a buffer plate.

Preferably, both sides of the top of the bottom plate are provided with grooves, and the front and the back of both sides of the bottom of the inner wall of each groove are fixedly connected with spring rods.

Preferably, the top end of the spring rod is fixedly connected with the bottom of the buffer plate, and the front and the back of the two sides of the top of the bottom plate are respectively and fixedly connected with a threaded column at one side of the two grooves which deviate from each other.

Preferably, the top end of the threaded column penetrates through the bottom plate and extends to the top of the bottom plate, the top of the threaded column, which is located on the bottom plate, is in threaded connection with a fastening nut, and a clamping spring is fixedly connected to the surface of the threaded column, which is located between the bottom plate and the opposite side of the base.

Advantageous effects

The utility model provides a low noise type air conditioning unit. Compared with the prior art, the method has the following beneficial effects:

(1) This low noise type air conditioning unit, top swing joint through the base has the bottom plate, and the top fixedly connected with unit shell of bottom plate, and unit shell's inner wall is provided with noise elimination mechanism, the top of base is provided with vibration/noise reduction mechanism, noise elimination mechanism includes trapezoidal sound-proof housing, logical groove has been seted up to unit shell's inside, and the inner wall fixedly connected with gradient that leads to groove inhales the sound cotton, unit shell's inner wall fixedly connected with noise elimination frame, and the inside packing of noise elimination frame has inhales the sound filler, it has double-walled spiral noise elimination pipe to inhale the inside of sound filler underground, the inner wall fixedly connected with soundproof cotton of noise elimination frame, unit shell's top fixedly connected with rectangle sound-proof housing, trapezoidal sound-proof housing's bottom and unit shell's top fixed connection, trapezoidal sound-proof housing's top fixedly connected with louvre, through noise elimination mechanism and vibration/noise reduction mechanism's setting, the mechanical noise that produces when the unit subassembly functions, trickle noise and powerful air current noise, realize air conditioning unit's quick heat dissipation on the basis of silencing, reduce the influence that the noise caused to life and operational environment by a wide margin.

(2) This low noise type air conditioning unit runs through the bottom plate and extends to the top of bottom plate through the top of screw thread post, and the top threaded connection that the surface of screw thread post just is located the bottom plate has fastening nut, and the fixed surface that just is located the screw thread post between the relative one side of bottom plate and base is connected with clamping spring, can realize the fixed mounting to air conditioning unit, does not influence air conditioning unit's vibration/noise reduction work simultaneously.

Drawings

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

FIG. 2 is a sectional view of the housing structure of the machine unit of the present invention;

FIG. 3 is a cross-sectional view of the muffler frame structure of the present invention;

fig. 4 is a schematic structural view of the buffer plate of the present invention.

In the figure: 1. a base; 2. a unit assembly; 3. a base plate; 4. a unit housing; 5. a noise elimination mechanism; 51. a trapezoidal sound-proof housing; 52. a through groove; 53. gradient sound-absorbing cotton; 54. a silencing frame; 55. sound-absorbing filler; 56. a double-walled helical silencer tube; 57. sound insulation cotton; 58. a rectangular sound-proof housing; 6. a damping and noise reducing mechanism; 61. a buffer plate; 62. a groove; 63. a spring lever; 64. a threaded post; 65. a clamping spring; 66. fastening a nut; 7. heat dissipation holes; 8. a heat dissipation fan.

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. 1-4, the present invention provides a technical solution: the utility model provides a low noise type air conditioning unit, through the setting of noise elimination mechanism 5 and vibration/noise reduction mechanism 6, the mechanical noise that produces when can eliminating unit assembly 2 function, trickle noise and powerful air current noise, realize air conditioning unit's quick heat dissipation on the basis of eliminating the noise, the influence that the noise reduction caused life and operational environment by a wide margin, including base 1 and unit assembly 2, the top swing joint of base 1 has bottom plate 3, and the top fixedly connected with unit shell 4 of bottom plate 3, and the inner wall of unit shell 4 is provided with noise elimination mechanism 5, the top of base 1 is provided with vibration/noise reduction mechanism 6.

Specifically, the noise elimination mechanism 5 includes a trapezoidal soundproof cover 51, a through groove 52 is formed in the unit housing 4, gradient sound absorption cotton 53 is fixedly connected to the inner wall of the through groove 52, the gradient sound absorption cotton 53 belongs to one of polyester fiber soundproof cotton, and is a new soundproof cotton product developed for replacing harmful sound absorption materials such as glass fiber, rock wool, sponge, and the like, 100% polyester fiber is used in production, density diversification is realized by a heat treatment method, lamination is adopted, the pressure of lamination is strictly controlled, so that the generated density is stepped, the shape reflected from the hand feeling is a gradual-transition structure of the hardness between layers, a noise elimination frame 54 is fixedly connected to the inner wall of the unit housing 4, a sound absorption filler 55 is filled in the noise elimination frame 54, a double-wall spiral noise elimination pipe 56 is embedded in the sound absorption filler 55, soundproof cotton 57 is fixedly connected to the inner wall of the noise elimination frame 54, and a rectangular soundproof cover 58 is fixedly connected to the top of the unit housing 4.

Specifically, the bottom of the trapezoidal sound-proof housing 51 is fixedly connected with the top of the unit housing 4, and the top of the trapezoidal sound-proof housing 51 is fixedly connected with the heat dissipation hole 7.

Specifically, there is cooling fan 8 through connecting rod fixedly connected between the both sides of rectangle sound-proof housing 58 inner wall, and vibration/noise reduction mechanism 6 includes buffer board 61.

Specifically, both sides of the top of the bottom plate 3 are provided with grooves 62, and the front and the back of both sides of the inner wall of each groove 62 are fixedly connected with spring rods 63.

Concretely, the top of spring beam 63 and buffer board 61's bottom fixed connection, the front and the back of 3 top both sides of bottom plate just are located the equal fixedly connected with screw post 64 in one side that two recesses 62 deviate from mutually, can realize the fixed mounting to air conditioning unit, do not influence air conditioning unit's vibration/noise reduction work simultaneously.

Specifically, the top end of the threaded column 64 penetrates through the bottom plate 3 and extends to the top of the bottom plate 3, a fastening nut 66 is in threaded connection with the surface of the threaded column 64 and is located at the top of the bottom plate 3, and a clamping spring 65 is fixedly connected with the surface of the threaded column 64 and is located between the bottom plate 3 and the opposite side of the base 1.

And those not described in detail in this specification are well within the skill of the art.

When the heat radiating fan 8 is used, the bottom plate 3 at the bottom of the air conditioning unit is sleeved on the surface of the threaded column 64, the bottom plate 3 is supported through the clamping spring 65, the bottom plate 3 is fixed through the nut, downward vibration force can be generated when the unit assembly 2 operates, at the moment, the buffer plate 61 absorbs the vibration force from the top, the bottom plate 3 can be prevented from being contacted with the base 1 through the arrangement of the spring rod 63, the spring rod 63 and the clamping spring 65 are springs with high elastic coefficients, the strength is high, the compression resistance is high, the mounting is carried out according to actual tests, a certain buffering effect is achieved, the stability is high when the unit assembly 2 operates, the problem that the vibration force is transmitted to the base 1 to cause noise is avoided, meanwhile, the other part of noise generated by the unit assembly 2 is greatly weakened through the sound insulation cotton 57, the sound absorption filler 55 and the double-wall spiral sound attenuation pipe 56, redundant noise is completely absorbed through the gradient sound absorption cotton 53, the noise generated when the heat radiating fan 8 operates, and the heat radiating fan 8 absorbs the high-speed heat radiating unit 2.

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 various 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 low noise type air conditioning unit, includes base (1) and unit subassembly (2), its characterized in that: the top of the base (1) is movably connected with a bottom plate (3), the top of the bottom plate (3) is fixedly connected with a unit shell (4), the inner wall of the unit shell (4) is provided with a noise elimination mechanism (5), and the top of the base (1) is provided with a damping and noise reduction mechanism (6);

noise elimination mechanism (5) are including trapezoidal sound-proof housing (51), logical groove (52) have been seted up to the inside of unit shell (4), and the inner wall fixedly connected with gradient that leads to groove (52) inhales sound cotton (53), the inner wall fixedly connected with noise elimination frame (54) of unit shell (4), and the inside packing of noise elimination frame (54) has inhales sound filler (55), the inside of inhaling sound filler (55) is buried underground and is had double-walled spiral noise elimination pipe (56), the inner wall fixedly connected with soundproof cotton (57) of noise elimination frame (54), the top fixedly connected with rectangle sound-proof housing (58) of unit shell (4).

2. A low noise type air conditioning unit as set forth in claim 1, wherein: the bottom of trapezoidal sound-proof housing (51) and the top fixed connection of unit shell (4), the top fixed connection of trapezoidal sound-proof housing (51) has louvre (7).

3. A low noise type air conditioning unit as set forth in claim 1, wherein: the rectangular sound-proof housing (58) is fixedly connected with a heat radiation fan (8) through a connecting rod between two sides of the inner wall, and the vibration and noise reduction mechanism (6) comprises a buffer plate (61).

4. A low noise type air conditioning unit as set forth in claim 1, wherein: grooves (62) are formed in the two sides of the top of the bottom plate (3), and spring rods (63) are fixedly connected to the front and the back of the two sides of the bottom of the inner wall of each groove (62).

5. A low noise type air conditioning unit according to claim 4, wherein: the top of spring beam (63) and the bottom fixed connection of buffer board (61), the front and the back of bottom plate (3) top both sides just are located equal fixedly connected with screw thread post (64) in one side that two recesses (62) deviate from mutually.

6. A low noise type air conditioning unit according to claim 5, wherein: the top of screw thread post (64) runs through bottom plate (3) and extends to the top of bottom plate (3), the top threaded connection that just is located bottom plate (3) on the surface of screw thread post (64) has fastening nut (66), the fixed surface that just is located screw thread post (64) between bottom plate (3) and the relative one side of base (1) is connected with clamping spring (65).