CN214196512U - High-order intake pipe connecting pipe and vehicle - Google Patents
High-order intake pipe connecting pipe and vehicle Download PDFInfo
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- CN214196512U CN214196512U CN202120132149.0U CN202120132149U CN214196512U CN 214196512 U CN214196512 U CN 214196512U CN 202120132149 U CN202120132149 U CN 202120132149U CN 214196512 U CN214196512 U CN 214196512U
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Abstract
The utility model provides a high-order intake pipe connecting pipe and vehicle belongs to car technical field for connect between high-order intake pipe and air cleaner, include: the sound absorption pipe comprises a pipe shell, a support frame and a sound absorption pipe, wherein the pipe shell is provided with an air inlet and an air outlet; the support frame is connected with the inner wall of the pipe shell; the sound absorption pipe is arranged in the pipe shell through the support frame, and the center line of the sound absorption pipe extends along the airflow direction. The utility model provides a high-level air inlet pipe connecting pipe, the sound absorbing pipe is arranged in the connecting pipe, and the noise reduction effect can be achieved when the noise passes through the sound absorbing pipe; the sound absorption pipe is directly arranged in the pipe shell of the connecting pipe, so that the pipe shell plays a role in sealing and protecting the sound absorption pipe, the problem of poor noise reduction effect of the sound absorption pipe is avoided, and the waterproof problem can be solved; the appearance of tube does not receive the influence of sound absorbing pipe shape, and the tube can arrange in a flexible way and match the shape with high-order intake pipe and air cleaner, makes things convenient for the connection of connecting pipe.
Description
Technical Field
The utility model belongs to the technical field of the car, more specifically say, relate to a high-order intake pipe connecting pipe and vehicle.
Background
With the rise and maturity of outdoor sports such as off-road sports, sand playing and the like, the outdoor sports are sought by car players. In order to improve the wading height and the air inlet filtering capacity of the off-road vehicle, the high-position air inlet pipe of the off-road vehicle becomes an essential structure for improving the off-road performance.
The air flow of the high-level air inlet system of the off-road vehicle is as follows: the atmosphere reaches the engine through a high-level air inlet pipe, a connecting pipe and an air filter of the cross-country vehicle in sequence. The engine is used as a noise source, the air intake system is a noise propagation way in turn, and the generated noise is discharged through the air filter and the connecting pipe, so that the noise of the whole vehicle is improved, the NVH performance of the whole vehicle is influenced, and the quality of the whole vehicle is influenced.
In order to solve the problem of air intake noise and wading of the off-road vehicle, the noise-reducing braided tube is generally added on the high-position air inlet tube connecting tube, the braided tube is externally waterproof through a waterproof sheath, and the noise-reducing waterproof mode has the following defects: (1) in the working process of the engine, negative pressure exists in the high-position air inlet pipe, and the waterproof jacket is sucked on the braided pipe under the negative pressure, so that the noise reduction effect of the braided pipe is poor; (2) the waterproof jacket is mostly fixed at two ends of the braided tube by the binding belts and cannot be completely sealed, and water can enter the high-position air inlet tube through a gap between the waterproof jacket and the braided tube under the deep water working condition of a vehicle, so that the waterproof function is failed; (3) water is sucked into the air filter through the braided tube, so that the filter element is wetted, the air inlet resistance is increased, and the service life of the filter element is shortened; (4) due to the limitation of the forming process of the braided tube, the braided tube can only be made into a circular shape, and the air inlet connecting tube connected with the braided tube can only be of a circular structure, so that the arrangement of an air inlet connecting pipeline is greatly limited, and the noise reduction effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-order intake pipe connecting pipe aims at solving the poor problem of high-order air intake system noise reduction effect.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a high-order intake pipe connecting pipe for connect between high-order intake pipe and air cleaner, include: the sound absorption pipe comprises a pipe shell, a support frame and a sound absorption pipe, wherein the pipe shell is provided with an air inlet and an air outlet; the support frame is connected to the inner wall of the pipe shell; the sound absorption pipe is arranged in the pipe shell through the support frame, and the center line of the sound absorption pipe extends along the airflow direction.
As another embodiment of the present application, the support frame is provided with a plurality of sound absorbing pipes in parallel.
As another embodiment of the present application, the sound absorbing tube is a braided tube.
As another embodiment of the present application, a gap is provided between the sound-absorbing tube and the tube case.
As another embodiment of the present application, the support frame includes frames respectively connected to both ends of the pipe case, and the sound-absorbing pipe is supported between the frames at both ends.
As another embodiment of the application, a limiting structure used for connecting the sound absorption pipe is arranged on the frame.
As another embodiment of this application, limit structure including set up in draw-in groove on the frame, the both ends joint of sound absorption pipe is in the draw-in groove.
As another embodiment of the present application, the frame includes a plurality of criss-crossed reinforcing ribs.
As another embodiment of the present application, the cartridge includes a first housing and a second housing hermetically connected to the first housing, the first housing is connected to the high-level intake pipe, and the second housing is connected to the air cleaner.
Another object of the present invention is to provide a vehicle, including the high intake pipe connecting pipe.
The utility model provides a high-order intake pipe connecting pipe's beneficial effect lies in: compared with the prior art, the high-position air inlet pipe connecting pipe of the utility model arranges the sound absorbing pipe in the connecting pipe, and the noise reduction effect can be achieved when the noise passes through the sound absorbing pipe; the sound absorption pipe is directly arranged in the pipe shell of the connecting pipe, so that the pipe shell plays a role in sealing and protecting the sound absorption pipe, the problem of poor noise reduction effect of the sound absorption pipe is avoided, and the waterproof problem can be solved; the appearance of tube does not receive the influence of sound absorbing pipe shape, and the tube can arrange in a flexible way and match the shape with high-order intake pipe and air cleaner, makes things convenient for the connection of connecting pipe.
The utility model provides a vehicle, owing to adopted foretell connecting pipe between high-order intake pipe and air cleaner, has foretell effect, no longer gives unnecessary details here.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a high-level intake airflow direction provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a high-position intake pipe connecting pipe provided in an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of the high-position intake pipe connection pipe provided in fig. 2.
In the figure: 1. a high-level air inlet pipe; 2. a connecting pipe; 21. a first housing; 22. a support frame; 23. a sound absorbing pipe; 24. a second housing; 25. a triangular rib; 26. reinforcing the ribs; 3. an air cleaner.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to fig. 3, a high intake pipe connecting pipe according to the present invention will be described. High-order intake pipe connecting pipe for connect between high-order intake pipe 1 and air cleaner 3, include: the sound absorption device comprises a pipe shell, a support frame 22 and a sound absorption pipe 23, wherein the pipe shell is provided with an air inlet and an air outlet; the support frame 22 is connected to the inner wall of the pipe shell; the sound absorbing pipe 23 is arranged in the case through the support frame 22, and the center line of the sound absorbing pipe 23 extends in the airflow direction.
Compared with the prior art, the high-position air inlet pipe connecting pipe provided by the utility model has the advantages that the sound absorption pipe 23 is arranged inside the connecting pipe 2, and the noise reduction effect can be achieved when the noise passes through the sound absorption pipe 23; because the sound absorption tube 23 is directly arranged in the tube shell of the connecting tube 2, the tube shell plays a role in sealing and protecting the sound absorption tube 23, the problem of poor noise reduction effect of the sound absorption tube 23 is avoided, and the waterproof problem can be solved; the appearance of tube is not influenced by the shape of sound absorbing pipe 23, and the tube can arrange in a flexible way and match the shape with high-order intake pipe 1 and air cleaner 3, makes things convenient for the connection of connecting pipe 2.
In this embodiment, the support frame 22 not only supports the sound absorption tube 23, but also strengthens the tube housing due to the connection between the support frame 22 and the tube housing, thereby preventing the tube housing from deforming.
In order to improve the noise reduction effect, referring to fig. 2 and 3, a plurality of sound absorbing pipes 23 may be arranged in parallel on the supporting frame 22 in this embodiment. The figures of the embodiment show two sound absorption pipes 23, and three, four and other sound absorption pipes 23 can be arranged according to the inner space of the pipe shell and the selected diameter combination of the sound absorption pipes 23; the pipe diameters of the sound absorbing pipes 23 are not limited, for example, the sound absorbing pipes 23 with the same pipe diameter, the sound absorbing pipes 23 with different pipe diameters, and different types of sound absorbing pipes 23 can be selected to form the sound absorbing pipe, so that a good noise reduction effect is achieved.
Alternatively, referring to fig. 2 to 3, the sound absorbing tube 23 is a braided tube; the braided tubes with different porosities can be selected according to different porosities of the braided tubes, and a good noise reduction effect is achieved.
In order to improve the noise reduction effect, referring to fig. 2 and 3, optionally, a gap is provided between the sound absorbing tube 23 and the tube housing. The sound absorption tube 23 is not closely attached to the tube shell, and the gap between the sound absorption tube 23 and the tube shell is beneficial to noise attenuation and has the effect of noise reduction.
Alternatively, referring to fig. 2 to 3, the support frame 22 includes frames respectively connected to both ends of the pipe housing, and the sound absorbing pipe 23 is supported between the frames at both ends. The frame is at the both ends of tube shell, on the one hand plays the effect of support to sound-absorbing tube 23, on the other hand plays the effect of support to the tube shell, improves the support intensity of tube shell, moreover, through frame-type support frame 22, also can guarantee that the air current is unblocked.
In this embodiment, the frame is provided with a limiting structure for connecting the sound absorbing pipe 23. Through the limit structure who sets up, with the sound absorption pipe 23 direct spacing between two frames, need not to adopt other measures fixed, the installation is simple and convenient.
Optionally, referring to fig. 2 and 3, the limiting structure includes a clamping groove disposed on the frame, and two ends of the sound absorbing tube 23 are clamped in the clamping groove. The clamping grooves can be arranged at different positions of one frame, the clamping grooves on the two frames correspond to each other in position, and the two ends of each sound absorption pipe 23 are limited by the clamping grooves to limit the position of the sound absorption pipe 23; or only one clamping groove can be arranged on one frame, and after the sound absorption pipe 23 is clamped, two ends of the sound absorption pipe abut against the frame for limiting.
In this embodiment, referring to fig. 2 and 3, the frame includes a plurality of criss-cross reinforcing ribs. The reinforcing ribs can be made of reinforcing steel bars, round steel or square steel or strip-shaped steel plates, and the end parts of the reinforcing ribs are fixed on the inner wall of the pipe shell.
In order to improve the reliability of the frame fixation, two ends of the tube shell are provided with supporting steps, and the end parts of the frame are lapped on the supporting steps.
Alternatively, in order to facilitate the connection of the sound-absorbing duct 23 and the support frame 22, referring to fig. 2 and 3, the tube housing includes a first housing 21 and a second housing 24 sealingly connected to the first housing 21, the first housing 21 is connected to the high-level intake duct 1, and the second housing 24 is connected to the air cleaner 3. The tube is made of plastic, for example, PP (polypropylene) or PA (Polyamide), the first housing 21 is integrally injection molded, the second housing 24 is integrally injection molded, and the two housings are welded together to achieve connection and sealing. In order to improve the reliability of sealing and connection, concave-convex rabbets matched with each other are arranged at the joint of the two shells.
The shape of the pipe shell can be flexibly arranged to meet the requirement of being connected with the high-level air inlet pipe 1 and the air filter 3 and also meet the air inlet requirement.
The support frame 22 is installed in the second housing 24, wherein support steps for connecting the support frame 22 are provided at both ends of the second housing 24. Because second casing 24 is in the one end binding off of being connected with air cleaner 3, support the step and radially outwards extend along second casing 24, consequently support the setting of step and cause the binding off end of second casing 24 to present the variable cross-section structure that cross-sectional dimension is not of uniform size, form weak structure, consequently be equipped with reinforcing rib 26 on the support step to improve second casing 24's bulk strength.
Similarly, a triangular rib 25 is provided outside the closed end of the second housing 24 to enhance the strength of the weak portion.
Alternatively, the reinforcing ribs 26 and the triangular ribs 25 are integrally injection-molded with the second housing 24 and are made of plastic.
Another object of the present invention is to provide a vehicle, see fig. 1, comprising said high level air inlet pipe connecting pipe 2. Through the sound absorbing pipe 23 that sets up in the connecting pipe 2, improve the noise reduction effect, improve the NVH performance of whole car, and then promote the quality of whole car.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. High-order intake pipe connecting pipe for connect between high-order intake pipe and air cleaner, its characterized in that includes:
a tube shell having an air inlet and an air outlet;
the support frame is connected to the inner wall of the pipe shell; and
and the sound absorption pipe is arranged in the pipe shell through the support frame, and the central line of the sound absorption pipe extends along the airflow direction.
2. The high-level intake pipe connecting pipe according to claim 1, wherein a plurality of the sound absorbing pipes are provided in parallel on the support frame.
3. The high-level intake pipe connecting pipe according to claim 1, wherein the sound-absorbing pipe is a braided pipe.
4. The high-level intake pipe connecting pipe according to claim 1, wherein a gap is provided between the sound-absorbing pipe and the pipe case.
5. The high-level intake pipe connecting pipe as set forth in claim 1, wherein said support frame comprises frames respectively attached to both ends of said pipe case, and said sound-absorbing pipe is supported between said frames at both ends.
6. The high-position intake pipe connecting pipe according to claim 5, wherein a limit structure for connecting the sound absorbing pipe is provided on the frame.
7. The high-intake pipe connecting pipe according to claim 6, wherein the limiting structure includes a locking groove provided on the frame, and both ends of the sound-absorbing pipe are locked in the locking groove.
8. The high-position intake pipe connecting pipe as set forth in claim 5, wherein the frame comprises a plurality of criss-cross reinforcing ribs.
9. The high-level intake pipe connecting pipe according to claim 1, wherein the cartridge comprises a first housing and a second housing sealingly connected to the first housing, the first housing being connected to the high-level intake pipe, the second housing being connected to the air cleaner.
10. Vehicle, characterized in that it comprises a high level inlet pipe connection according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132149.0U CN214196512U (en) | 2021-01-18 | 2021-01-18 | High-order intake pipe connecting pipe and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132149.0U CN214196512U (en) | 2021-01-18 | 2021-01-18 | High-order intake pipe connecting pipe and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214196512U true CN214196512U (en) | 2021-09-14 |
Family
ID=77636705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120132149.0U Active CN214196512U (en) | 2021-01-18 | 2021-01-18 | High-order intake pipe connecting pipe and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214196512U (en) |
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2021
- 2021-01-18 CN CN202120132149.0U patent/CN214196512U/en active Active
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