CN223460585U - Silencer for air conditioner box - Google Patents
Silencer for air conditioner boxInfo
- Publication number
- CN223460585U CN223460585U CN202422518503.XU CN202422518503U CN223460585U CN 223460585 U CN223460585 U CN 223460585U CN 202422518503 U CN202422518503 U CN 202422518503U CN 223460585 U CN223460585 U CN 223460585U
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- CN
- China
- Prior art keywords
- fixedly connected
- silencer
- circulation box
- sound insulation
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a silencer for an air conditioner box, which relates to the technical field of air conditioner boxes and comprises an air inlet, wherein a silencing assembly is fixedly connected to the rear of the air inlet, an air outlet is fixedly connected to the rear of the silencing assembly, the silencing assembly comprises a circulation box body, and the front of the circulation box body is fixedly connected with the rear of the air inlet. According to the silencer for the air conditioner box, the glass wool fixedly connected with the inner wall of the circulation box body and the sound insulation holes formed in the surfaces of the glass wool replace porous materials, so that the silencer has good sound absorption performance, can effectively absorb sound, reduces noise transmission, has high fire resistance and excellent incombustibility, improves the safety of a building, is also resistant to chemical corrosion, is suitable for various severe environments, and plays a role in sound insulation and noise reduction through the sound insulation holes.
Description
Technical Field
The utility model relates to the technical field of air-conditioning boxes, in particular to a silencer for an air-conditioning box.
Background
Modern air conditioning systems produce some noise during operation, which is mainly due to fan operation of the air conditioning unit, vibrations of the air flow through the ducts and other mechanical components. Excessive noise not only affects the comfort of the indoor environment, but may also negatively affect the hearing and health of the person, and the muffler reduces noise primarily by controlling and reducing the propagation of sound waves. It is typically designed to be installed at an air inlet or an air outlet of an air conditioning system to absorb and attenuate noise. Sound absorbing materials, such as glass wool or rock wool, are often included in the interior of the muffler, which are effective in reducing the reflection and transmission of sound waves, and modern mufflers have many improvements in materials and design as technology advances. Adopt more efficient sound absorbing material and more optimized structural design, can satisfy the requirement of different environment and demand better, the muffler for the air conditioning case is an effective noise reduction, promotes the equipment of comfort level, has important meaning to promoting air conditioning system's wholeness ability and use experience.
For example, chinese patent publication No. CN105235610B discloses an air conditioning box silencer and an air conditioning box, the air conditioning box silencer includes a housing and a grating structure, the housing is disposed on the air conditioning box flow channel, the housing is in a groove-shaped structure, the opening surface of the housing faces the air conditioning box flow channel, and the grating structure is disposed on the opening surface of the housing and forms a cavity with diffraction gaps together with the housing. According to the air conditioner box silencer and the air conditioner box, the shell and the barrier structure are arranged in the concentration area of sound waves with certain frequency, the barrier structure is arranged on the opening surface of the shell and forms the cavity with the diffraction gap together with the shell, so that the sound waves with the frequency enter the cavity after being diffracted through the diffraction gap, and the sound attenuation is carried out in the cavity, so that the effect of reducing the noise of the air conditioner box of the automobile is achieved.
The following problems exist in the prior art:
When the existing silencer for the air conditioner box is used, the entering wind speed of air flow is too high, abnormal sound can be caused, the existing silencing is weak, and the sound insulation efficiency of the existing silencer for the air conditioner box is poor.
Disclosure of utility model
The utility model provides a silencer for an air conditioner box, which aims to solve the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The silencer for the air conditioner box comprises an air inlet, wherein a silencing assembly is fixedly connected to the rear of the air inlet, and an air outlet is fixedly connected to the rear of the silencing assembly.
Preferably, the silencing assembly comprises a circulation box body, wherein the front surface of the circulation box body is fixedly connected with the rear surface of the air inlet, and the rear surface of the circulation box body is fixedly connected with the front surface of the air outlet.
Preferably, a plurality of deceleration frames are fixedly connected around the inner cavity of the circulation box body, the deceleration frames are conical frames, and drainage grooves are formed in the outer surfaces of the deceleration frames.
Preferably, the inner wall of the circulation box body is fixedly connected with a porous plate layer, and the porous plate layer is orderly arranged on a plurality of round hole rings.
Preferably, glass wool is fixedly connected in the middle of the inner wall of the circulation box body, a plurality of sound insulation holes are formed in the middle of the inner wall of the circulation box body, and the sound insulation holes are uniformly distributed on the surface of the glass wool.
Preferably, the inner wall of the circulation box body is fixedly connected with polyester fibers, the polyester fibers are located at the peripheral position of the glass wool, the inner wall of the circulation box body is fixedly connected with sound insulation foam, and the sound insulation foam is located at the inner side position of the glass wool.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. The utility model provides a silencer for an air conditioner box, which is characterized in that glass wool fixedly connected with the inner wall of a circulation box body and sound insulation holes are formed in the surfaces of the glass wool, and the glass wool is used for replacing porous materials, so that the silencer has good sound absorption performance, can effectively absorb sound, reduce noise transmission, has high fire resistance and excellent incombustibility, improves the safety of a building, is also resistant to chemical corrosion, is suitable for various severe environments, and has the effects of sound insulation and noise reduction by the sound insulation holes.
2. The utility model provides a silencer for an air conditioner box, which is characterized in that wind power enters an inner cavity of a driving circulation box body from an air inlet, a plurality of deceleration frames fixedly connected with the inner cavity of the circulation box body and drainage grooves formed in the surfaces of the deceleration frames are used for draining and reducing the flow rate of the wind power, the plurality of deceleration frames are used for driving air to flow to the deceleration frames and circulating the included angles around the circulation box body to circulate through the circulation box body, so that the wind speed is reduced, and meanwhile, a porous plate layer fixedly connected with the inner wall surface of the circulation box body is used for enabling the wind power to pass through annular holes on the surface of the porous plate layer to be decelerated layer by layer, so that the flow rate of the wind is reduced, and the effect of sound is difficult to realize.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a flow-through housing of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic diagram of a reduction frame according to the present utility model;
FIG. 5 is a schematic view of the structure of a porous plate layer according to the present utility model.
In the figure, 1, a silencing assembly, 11, a circulation box body, 12, a speed reducing frame, 13, a sound insulation hole, 14, glass wool, 15, polyester fiber, 16, sound insulation foam, 17, a porous plate layer, 18, a drainage groove, 2, an air inlet, 3 and an air outlet.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1, a silencer for an air conditioner box comprises an air inlet 2, wherein a silencing assembly 1 is fixedly connected to the rear of the air inlet 2, and an air outlet 3 is fixedly connected to the rear of the silencing assembly 1.
The silencing assembly 1 assists the air inlet 2 and the air outlet 3 to be arranged at a preset position, and the function is played.
As shown in fig. 1 and 2, the silencing assembly 1 includes a flow box 11, the front of the flow box 11 is fixedly connected with the rear of the air inlet 2, and the rear of the flow box 11 is fixedly connected with the front of the air outlet 3.
The front auxiliary air inlet 2 and the rear auxiliary air outlet 3 of the circulation box 11 are stably arranged at a preset position, so that the connection effect of air inlet and air outlet is convenient.
As shown in fig. 2 and 4, a plurality of deceleration frames 12 are fixedly connected around the inner cavity of the circulation box 11, the deceleration frames 12 are tapered boxes, and drainage grooves 18 are formed in the outer surfaces of the deceleration frames 12.
The plurality of reduction frames 12 fixedly connected with the inner cavity of the circulation box 11 and the drainage grooves 18 formed in the surfaces of the reduction frames 12 play a role in drainage and reducing the flow rate of wind power, and the plurality of reduction frames 12 are utilized to drive airflow to circulate and reflux to the reduction frames 12 and the surrounding included angles of the circulation box 11 and pass through the circulation box 11 for circulation, so that the wind speed reduction and noise reduction are achieved.
As shown in fig. 2 and 5, the porous plate layer 17 is fixedly connected to the inner wall of the flow box 11, and the porous plate layer 17 is arranged in order to a plurality of circular holes.
The porous plate layer 17 fixedly connected with the inner wall surface of the circulation box 11 reduces the speed of wind layer by enabling the wind force to pass through annular holes on the surface of the porous plate layer 17, thereby improving the flow rate of the reduced wind, being difficult to realize the effect of sound and being discharged from the air outlet 3.
As shown in fig. 3, glass wool 14 is fixedly connected in the middle of the inner wall of the circulation box 11, a plurality of sound insulation holes 13 are formed in the middle of the inner wall of the circulation box 11, and the plurality of sound insulation holes 13 are uniformly distributed on the surface of the glass wool 14.
The glass wool 14 fixedly connected with the inner wall of the circulation box 11 and the sound insulation holes 13 formed in the surfaces of the glass wool 14 are made of porous materials, so that the sound insulation box has good sound absorption performance, can effectively absorb sound, reduces noise transmission, has high fire resistance and excellent incombustibility, improves the safety of a building, is also resistant to chemical corrosion, and is suitable for various severe environments.
As shown in fig. 3, the inner wall of the circulation box 11 is fixedly connected with polyester fibers 15, the polyester fibers 15 are located at the peripheral position of the glass wool 14, the inner wall of the circulation box 11 is fixedly connected with sound insulation foam 16, and the sound insulation foam 16 is located at the inner side position of the glass wool 14.
The combination of the polyester fiber 15 and the sound insulation foam 16 which are fixedly connected with the inner wall of the circulation box 11 has the effects of enhancing sound insulation and preventing external transmission.
The utility model has the working principle that wind power enters the inner cavity of the driving circulation box body 11 from the air inlet 2, a plurality of deceleration frames 12 fixedly connected with the inner cavity of the circulation box body 11 and a diversion groove 18 formed on the surface of the deceleration frames 12 are utilized to drain and lighten the flow rate of the wind power, the deceleration frames 12 are utilized to drive the airflow to circulate and reflux around the deceleration frames 12 and the circulation box body 11 through the circulation box body 11 to reduce the wind speed and noise, the porous plate layer 17 fixedly connected with the inner wall surface of the circulation box body 11 is utilized to enable the wind power to enter the annular holes on the surface of the porous plate layer 17 and be decelerated layer by layer, so that the flow rate of the wind is reduced, the sound is difficult to realize, and then the wind is discharged from the air outlet 3, and the glass wool 14 fixedly connected with the inner wall of the circulation box body 11 and the sound insulation holes 13 formed on the surface of the glass wool 14 are utilized to play a role of porous material, so that the sound absorption performance is good, the noise transmission performance is effectively absorbed, the noise transmission is reduced, the sound resistance is high, the incombustibility is excellent, the safety of a building is also is resistant to chemical corrosion, the environment is also is suitable for various severe environments, the effect is realized, and the sound insulation is well, and the sound insulation effect is well-insulated through the sound insulation effect is combined with the sound insulation layer 13, and the sound insulation effect is well, and the sound insulation is well, and the sound insulation, and is resistant.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422518503.XU CN223460585U (en) | 2024-10-18 | 2024-10-18 | Silencer for air conditioner box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422518503.XU CN223460585U (en) | 2024-10-18 | 2024-10-18 | Silencer for air conditioner box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223460585U true CN223460585U (en) | 2025-10-21 |
Family
ID=97361791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422518503.XU Active CN223460585U (en) | 2024-10-18 | 2024-10-18 | Silencer for air conditioner box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223460585U (en) |
-
2024
- 2024-10-18 CN CN202422518503.XU patent/CN223460585U/en active Active
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