Noise reduction air pipe with mounting structure

Abstract

The utility model provides a noise reduction air duct with a mounting structure, which comprises an upper air guide duct and a sound insulation arc plate, the outer side of the left end of the upper air guide duct is provided with a group of upper limit snap rings I used for limiting and embedding the upper air guide duct, and the outer side of the right end of the upper air guide duct is provided with a group of upper limit snap rings II used for limiting and embedding the upper air guide duct. The lower end of the first upper limiting clamping ring and the lower end of the second upper limiting clamping ring are each provided with a set of upper supporting bases used for limiting, connecting and supporting the first upper limiting clamping ring and the second upper limiting clamping ring. Compared with the prior art, the lower air guide pipe has the advantages that the position of the lower air guide pipe is limited through the two sets of lower limiting clamping rings and the lower supporting base, and the positions of the first upper limiting clamping ring, the second upper limiting clamping ring and the two sets of lower limiting clamping rings are fixed through the locking nuts; the sound insulation arc plate is used for conducting partition sound insulation on noise generated by the air guide inner pipe, and therefore the noise reduction effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile noise reduction air ducts and relates to a noise reduction air duct with a mounting structure. Background Art

[0002] The car air duct plays an important role in the car. This duct guides the gas generated in the engine to a specific location, such as the exhaust duct. This guidance has an important impact on the performance of the car. The car air duct can also be used to control the intake and exhaust volume of the engine to meet the needs of different working conditions. For example, by adjusting the shape and length of the intake air duct, the engine can produce more torque at low speeds, thereby improving the starting performance of the car. If the car air duct cannot effectively reduce noise during the air delivery process, a series of problems may occur.

[0003] Noise is a factor that cannot be ignored for the comfort of drivers and passengers. If the air duct generates too much noise during air delivery, people will feel uncomfortable whether driving or riding. Therefore, a noise reduction air duct with an installation structure is urgently needed to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a noise reduction air duct with an installation structure to solve the problems raised in the above background technology.

[0005] The utility model is realized by the following technical scheme: a noise reduction air duct with an installation structure, comprising: an upper air duct and a sound insulation arc plate, wherein a group of upper limit clamping rings 1 for limiting the position of the upper air duct are arranged on the outer side of the left end of the upper air duct;

[0006] A set of upper limit clamp ring 2 for limiting the engagement of the upper air duct is disposed on the outer side of the right end of the upper air duct, and a set of upper support seats for limiting the connection and support of the upper limit clamp ring 1 and the upper limit clamp ring 2 are disposed at the lower ends of the upper limit clamp ring 1 and the upper limit clamp ring 2;

[0007] The lower end of the upper support seat is provided with a group of mounting plates for limiting and fixing the upper support seat, the mounting plates include an upper layer and a lower layer, and there are two groups of mounting plates, and the two groups of mounting plates are arranged in parallel on the same horizontal plane, and the positions of the two groups of upper support seats can be limited and connected by using the mounting plates.

[0008] As a preferred embodiment, the lower end of the lower layer is provided with two groups of lower support seats for limiting and interlocking connection of two groups of lower limit clamps. Each group of lower support seats is interlocked and connected with a group of lower limit clamps. The position of the lower air duct can be limited by using two groups of lower limit clamps and the lower support seats.

[0009] As a preferred embodiment, a group of lower air ducts for guiding air at other positions are provided on the inner side of the two groups of lower limit clamps, and a group of connecting thread heads for threaded connection with locking nuts are provided at the lower ends of the two groups of lower limit clamps and upper limit clamps one and two. The locking nuts can be used to fix the positions of upper limit clamps one, upper limit clamps two and the two groups of lower limit clamps.

[0010] As a preferred embodiment, each group of the connecting threaded heads is provided with a group of locking nuts for limiting and locking the connection therewith, and a group of air guide inner tubes for conducting air flow is provided at the middle position inside the upper air guide tube.

[0011] As a preferred embodiment, noise reduction cotton for isolating noise is provided on the outside of the inner air guide tube, and a sound insulation cavity for limiting the noise propagation space is provided on the outside of the noise reduction cotton. A group of sound insulation arc panels for isolating sound are provided on the right side of the sound insulation cavity. The noise generated by the inner air guide tube can be soundproofed in different areas by using the sound insulation arc panels, thereby improving the noise reduction effect.

[0012] As a preferred embodiment, the upper air duct and the lower air duct are arranged in a vertical structure, the outer side of the upper air duct is interlocked with the upper limit clamp ring 1 and the inner side of the upper limit clamp ring 2, and the lower air duct is interlocked with the two groups of lower limit clamp rings.

[0013] As a preferred embodiment, the upper air duct and the lower air duct have the same specifications, and a soundproof shell for isolating noise is provided on the outer side of the upper air duct. The inner side of the soundproof shell is sealed and connected with several groups of soundproof arc plates. The soundproof arc plates are a kind of soundproof plates, and the noise reduction cotton is sealed and wrapped on the outer side of the inner air duct.

[0014] After adopting the above technical scheme, the beneficial effects of the utility model are: by using the mounting plate to limit the position of the two groups of upper support seats, by using two groups of lower limit clamps and the lower support seat to limit the position of the lower air duct, by using the locking nut to fix the position of the upper limit clamp one, the upper limit clamp two and the two groups of lower limit clamps, by using the sound insulation arc plate to partition the noise generated by the air guide inner pipe, thereby improving the noise reduction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 This is a schematic diagram of a left front oblique top view of a noise reduction air duct with an installation structure according to the utility model;

[0017] Figure 2 It is a schematic diagram of a top view of the right oblique front side of two groups of mounting plates and two groups of upper support seats in a noise reduction air duct with a mounting structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of a noise reduction air duct with a mounting structure tilted rightwards according to the utility model;

[0019] Figure 4 This is a front view structural diagram of the interior of an upper air guide duct in a noise reduction air duct with an installation structure according to the utility model;

[0020] In the figure: 100-upper air duct, 110-upper limit clamp ring 1, 120-upper limit clamp ring 2, 130-upper support seat, 140-mounting plate, 150-locking nut, 160-lower limit clamp ring, 170-lower support seat, 180-lower air duct, 190-embedded groove, 200-connecting thread head, 210-air duct inner tube, 220-sound insulation cavity, 230-noise reduction cotton, 240-sound insulation arc plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 A noise reduction air duct with an installation structure, comprising: an upper air duct 100, noise reduction cotton 230 and a sound insulation arc plate 240, a group of upper limit clamping rings 110 for limiting the engagement of the upper air duct 100 are provided on the outer side of the left end of the upper air duct 100;

[0023] A set of upper limit clamp ring 120 for limiting the engagement of the upper air duct 100 is disposed on the outer side of the right end of the upper air duct 100, and a set of upper support seats 130 for limiting the connection and supporting the upper limit clamp ring 1 110 and the upper limit clamp ring 120 are disposed at the lower ends of the upper limit clamp ring 1 110 and the upper limit clamp ring 120;

[0024] A group of mounting plates 140 for limiting and fixing the upper support seat 130 are provided at the lower end of the upper support seat 130. The mounting plates 140 include an upper layer and a lower layer. There are two groups of mounting plates 140, and the two groups of mounting plates 140 are arranged in parallel on the same horizontal plane. The positions of the two groups of upper support seats 130 can be limited and connected by using the mounting plates 140.

[0025] Two groups of lower support seats 170 are provided at the lower end of the lower layer for limiting the interlocking connection of the two groups of lower limit snap rings 160. Each group of lower support seats 170 is interlocked and connected with the inside of a group of lower limit snap rings 160. The position of the lower air duct 180 can be limited by using two groups of lower limit snap rings 160 and the lower support seats 170.

[0026] A group of lower air ducts 180 for guiding air at other positions are provided on the inner side of the two groups of lower limit snap rings 160. The lower ends of the two groups of lower limit snap rings 160 and upper limit snap rings 110 and 120 are provided with a group of connecting thread heads 200 for threaded connection with the locking nut 150. The locking nut 150 can be used to fix the position of the upper limit snap ring 110, the upper limit snap ring 2 120 and the two groups of lower limit snap rings 160.

[0027] Each set of connecting thread heads 200 is provided with a set of locking nuts 150 for limiting and locking connection therewith, and a set of air guide inner tubes 210 for conducting air flow is provided at the middle position inside the upper air guide tube 100.

[0028] A noise reduction cotton 230 for isolating noise is provided on the outside of the inner air guide tube 210, and a sound insulation cavity 220 for limiting the noise propagation space is provided on the outside of the noise reduction cotton 230. A group of sound insulation arc plates 240 for isolating sound are provided on the right side of the sound insulation cavity 220. The noise generated by the inner air guide tube 210 can be soundproofed in different areas by using the sound insulation arc plates 240, thereby improving the noise reduction effect.

[0029] The upper air duct 100 and the lower air duct 180 are arranged in a vertical structure. The outer side of the upper air duct 100 is interlocked with the upper limit clamp ring 110 and the inner side of the upper limit clamp ring 2 120, and the lower air duct 180 is interlocked with the two sets of lower limit clamp rings 160.

[0030] The upper air duct 100 and the lower air duct 180 have the same specifications. A soundproof shell for isolating noise is provided on the outside of the upper air duct 100. The inside of the soundproof shell is sealed and connected with a plurality of groups of soundproof arc plates 240. The soundproof arc plates 240 are a kind of soundproof plates. The noise reduction cotton 230 is sealed and wrapped on the outside of the inner air duct 210.

[0031] See also Figure 1-Figure 4As the first embodiment of the utility model: In order to solve the problem that noise is a factor that cannot be ignored for the comfort of the driver and passengers, if the air duct generates too much noise during the air supply process, people will feel uncomfortable whether driving or riding. First, when the driver drives the vehicle, the upper air duct 100 and the lower air duct 180 can conduct the external air, and then the air is transmitted to the engine through the upper air duct 100 and the lower air duct 180. First, the air enters the engine through the air duct inner pipe 210. Since a noise reduction cotton 230 for isolating noise is provided on the outside of the inner air duct 210, a sound insulation cavity 220 for limiting the noise propagation space is provided on the outside of the noise reduction cotton 230, and a group of sound insulation arc plates 240 for isolating sound are provided on the right side of the sound insulation cavity 220, the noise reduction cotton 230 can isolate the noise generated by the inner air duct 210, and at the same time, by using the sound insulation cavity 220 and the sound insulation arc plates 240, the noise inside the upper air duct 100 and the lower air duct 180 can be further effectively isolated, thereby improving the noise reduction effect.

[0032] See also Figure 1-Figure 4 , as the second embodiment of the utility model: based on the description in the above embodiments, further, since the lower ends of the upper limit snap ring 110 and the upper limit snap ring 2 120 are each provided with a group of upper support seats 130 for limiting the connection and support of the upper limit snap ring 110 and the upper limit snap ring 2 120, the upper support seat 130 and the lower support seat 170 are connected and fixed through a mounting seat, and then the upper support seat 130 and the lower support seat 170 are used to limit the upper limit snap ring 110, the upper limit snap ring 2 120 and the two groups of lower limit snap rings 160 to the lower air duct 180 through the mounting seat, thereby preventing loosening during vehicle driving and causing air leakage and loosening of the upper air duct 100 and the lower air duct 180.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A noise reduction air duct with a mounting structure, comprising: An upper air duct (100), a sound insulation cavity (220), noise reduction cotton (230) and a sound insulation arc plate (240), characterized in that: a group of upper limit clamping rings (110) for limiting the position of the upper air duct (100) are provided on the outer side of the left end of the upper air duct (100); A set of upper limit clamping rings (120) for limiting the engagement of the upper air duct (100) is disposed on the outer side of the right end of the upper air duct (100), and a set of upper support seats (130) for limiting the connection and supporting the upper limit clamping rings (110) and the upper limit clamping rings (120) are disposed at the lower ends of the upper limit clamping rings (110) and the lower limit clamping rings (120); A group of mounting plates (140) for limiting and fixing the upper support seat (130) are provided at the lower end of the upper support seat (130), and the mounting plates (140) include an upper layer and a lower layer. Two groups of mounting plates (140) are provided, and the two groups of mounting plates (140) are arranged in parallel on the same horizontal plane.

2. The noise reduction air duct with a mounting structure according to claim 1, characterized in that: Two groups of lower support seats (170) are provided at the lower end of the lower layer for limiting the engagement of the two groups of lower limit snap rings (160), and each group of lower support seats (170) is engaged with the inside of a group of lower limit snap rings (160).

3. The noise reduction air duct with a mounting structure according to claim 2, characterized in that: A group of lower air guide pipes (180) for guiding air at other positions are arranged inside the two groups of lower limit snap rings (160), and a group of connecting thread heads (200) for threaded connection with the locking nut (150) are arranged at the lower ends of the two groups of lower limit snap rings (160) and upper limit snap ring 1 (110) and upper limit snap ring 2 (120).

4. The noise reduction air duct with a mounting structure according to claim 3, characterized in that: Each group of the connecting thread heads (200) is provided with a group of locking nuts (150) for limiting and locking connection therewith, and a group of air guide inner tubes (210) for conducting air flow is provided at the middle position inside the upper air guide tube (100).

5. The noise reduction air duct with a mounting structure according to claim 4, characterized in that: The outer side of the inner air guide tube (210) is provided with noise reduction cotton (230) for isolating noise, the outer side of the noise reduction cotton (230) is provided with a sound insulation cavity (220) for limiting the noise propagation space, and the right side of the sound insulation cavity (220) is provided with a group of sound insulation arc plates (240) for isolating sound.

6. The noise reduction air duct with a mounting structure according to claim 1, characterized in that: The upper air duct (100) and the lower air duct (180) are arranged in a vertical structure; the outer side of the upper air duct (100) is interlocked and connected with the upper limit clamping ring 1 (110) and the inner side of the upper limit clamping ring 2 (120); and the lower air duct (180) is interlocked and connected with the two sets of lower limit clamping rings (160).

7. The noise reduction air duct with a mounting structure according to claim 6, characterized in that: The upper air duct (100) and the lower air duct (180) have the same specifications. A soundproof shell for isolating noise is provided on the outer side of the upper air duct (100). The inner side of the soundproof shell is sealed and connected to a plurality of groups of soundproof arc plates (240). The soundproof arc plates (240) are soundproof plates. Noise reduction cotton (230) is sealed and wrapped on the outer side of the air duct inner tube (210).

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