Adjustable exhaust valve of automobile

Abstract

The utility model relates to the technical field of automobile exhaust valves, in particular to an automobile adjustable exhaust valve which comprises an air guide pipe, one end of the air guide pipe is communicated with an exhaust pipe, a sealing plate is arranged at the joint of the air guide pipe and the exhaust pipe, and the top end of the inner wall of the air guide pipe is fixedly connected with a sealing notch. The lower end face of the sealing plate is fixedly connected with a sealing block matched with the sealing notch, the steering engine is started to drive the rotating shaft to rotate, the rotating shaft drives the movable piece to rotate with the rotating shaft as the center, and therefore a fan-shaped gap is generated between the fixed piece and the movable piece, air exhausting is facilitated, and air pressure is detected in real time through the air pressure sensor. When all airflow needs to be discharged, an electric telescopic rod is started to drive a support to integrally move upwards, the support drives a sealing plate and a sealing block to move upwards, and therefore the sealing block is separated from a sealing notch, and the size of the exhaust port is adjusted conveniently and flexibly. And the joint of the air guide pipe and the exhaust pipe is completely opened.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile exhaust valves, in particular to an automobile adjustable exhaust valve. Background Art

[0002] In recent years, cars are used more and more widely in our lives, and the development of the automobile industry is getting better and better. The exhaust valve, an important component in the car, plays an important role in the car, which determines the strength of the car's function;

[0003] The general automobile adjustable exhaust valve cannot accurately monitor the size of the automobile air pressure and cannot accurately release the appropriate volume of gas. The general automobile adjustable exhaust valve cannot quickly release all the gas. Utility Model Content

[0004] The utility model aims to provide an adjustable exhaust valve for an automobile, which has the characteristics of convenient control, convenient exhaust adjustment and flexible use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable exhaust valve of an automobile, comprising an air duct, one end of the air duct is connected to the exhaust pipe, a sealing plate is provided at the connection between the air duct and the exhaust pipe, a sealing notch is fixedly connected to the top end of the inner wall of the air duct, a sealing block matching the sealing notch is fixedly connected to the lower end face of the sealing plate, the sealing block is a cylindrical structure penetrating up and down and a fixing plate is fixedly connected to the inner wall, the lower end face of the fixing plate is rotatably connected to a movable plate via a rotating shaft, the upper end face of the sealing block is fixedly connected to a bracket, a steering gear is provided on the inner side of the bracket, the output end of the steering gear is fixedly connected to the rotating shaft, the other side of the exhaust pipe is connected to a mounting tube, an electric telescopic rod is installed inside the mounting tube, and the output end of the electric telescopic rod is fixedly connected to the bracket.

[0006] In order to facilitate the positioning of the sealing plate, as a preferred adjustable exhaust valve for an automobile of the utility model, the inner wall of the exhaust pipe is fixedly connected to two positioning rods respectively located on both sides of the air duct, and the outer wall of the sealing plate is fixedly connected to two positioning blocks, and the two positioning blocks are respectively slidably connected to the outer walls of the two positioning rods.

[0007] In order to improve the sealing effect, as a preferred embodiment of the adjustable exhaust valve for automobiles of the utility model, the sealing block is annular and has a trapezoidal structure in cross section of the outer wall, and a sealing sleeve made of rubber is fixedly connected to the outer wall of the sealing block.

[0008] In order to improve the sealing effect of the inner side of the sealing plate, as a preferred embodiment of the adjustable exhaust valve for automobiles of the utility model, a movable groove is provided on the inner wall of the sealing plate, and the fixed sheet and the movable sheet are both rotatably connected to the inside of the movable groove.

[0009] In order to improve the sealing effect, as a preferred embodiment of the adjustable exhaust valve for automobiles of the utility model, the fixed plate and the movable plate are respectively in the shape of sectors of 180 degrees and 200 degrees.

[0010] In order to detect the air pressure, as a preferred embodiment of the adjustable exhaust valve for automobiles of the utility model, an air pressure sensor is arranged at the bottom end of the sealing notch.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The air pressure sensor, the steering gear, and the electric telescopic rod are all connected to the signal of the car control end. The air flow enters the air duct. The air pressure sensor detects the air pressure of the air flow and transmits the signal to the car control end for display on the display screen. The steering gear is started to drive the shaft to rotate. The shaft drives the movable piece to rotate around the shaft, so that a fan-shaped gap is generated between the fixed piece and the movable piece, which is convenient for exhaust. The air pressure is detected in real time by the air pressure sensor, and the steering gear is used to control the rotation angle of the movable piece to adjust the size of the exhaust port. The adjustment is convenient and flexible. When the air flow needs to be released completely, the electric telescopic rod is started to drive the bracket to move upward as a whole. The bracket drives the sealing plate and the sealing block to move upward, so that the sealing block is separated from the sealing groove, so that the connection between the air duct and the exhaust pipe is fully opened, so that all the gas is discharged, and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the overall cross-sectional structural diagram of the utility model;

[0014] Figure 2 This is a top view of the structure of the sealing block of the utility model;

[0015] Figure 3 It is a three-dimensional diagram of the sealing block part of the utility model.

[0016] In the figure: 1. air guide pipe; 2. exhaust pipe; 3. sealing plate; 4. sealing notch; 5. sealing block; 6. fixing plate; 7. rotating shaft; 8. movable plate; 9. bracket; 10. servo; 11. mounting pipe; 12. electric telescopic rod; 13. positioning rod; 14. positioning block; 15. sealing sleeve; 16. movable groove; 17. air pressure sensor. DETAILED DESCRIPTION

[0017] See also Figures 1 to 3, an adjustable exhaust valve for an automobile, comprising an air duct 1, one end of the air duct 1 is connected with an exhaust pipe 2, a sealing plate 3 is arranged at the connection between the air duct 1 and the exhaust pipe 2, a sealing notch 4 is fixedly connected to the top of the inner wall of the air duct 1, a sealing block 5 matching the sealing notch 4 is fixedly connected to the lower end face of the sealing plate 3, the sealing block 5 is a cylindrical structure penetrating from top to bottom and a fixing plate 6 is fixedly connected to the inner wall, a movable plate 8 is rotatably connected to the lower end face of the fixing plate 6 through a rotating shaft 7, a bracket 9 is fixedly connected to the upper end face of the sealing block 5, a steering gear 10 is arranged on the inner side of the bracket 9, an output end of the steering gear 10 is fixedly connected to the rotating shaft 7, a mounting tube 11 is connected to the other side of the exhaust pipe 2, an electric telescopic rod 12 is installed inside the mounting tube 11, and the output end of the electric telescopic rod 12 is fixedly connected to the bracket 9.

[0018] In this embodiment: when the device starts working, the air pressure sensor 17, the steering gear 10, and the electric telescopic rod 12 are all connected to the car control end signal, the air flow enters the air duct 1, the air pressure sensor 17 detects the air pressure of the air flow, and transmits the signal to the car control end for display through the display screen, the steering gear 10 is started to drive the rotating shaft 7 to rotate, and the rotating shaft 7 drives the movable sheet 8 to rotate around the rotating shaft 7, so that a fan-shaped gap is generated between the fixed sheet 6 and the movable sheet 8, so as to facilitate exhaust, the air pressure is detected in real time by the air pressure sensor 17, and the steering gear 10 is cooperated to control the rotation angle of the movable sheet 8 to realize the adjustment of the exhaust port size, and the adjustment is convenient and flexible. When it is necessary to release all the air flow, the electric telescopic rod 12 is started to drive the bracket 9 to move upward as a whole, and the bracket 9 drives the sealing plate 3 and the sealing block 5 to move upward, so that the sealing block 5 is separated from the sealing notch 4, so that the connection between the air duct 1 and the exhaust pipe 2 is completely opened, so that all the gas is discharged, and the operation is convenient.

[0019] As a technical optimization solution of the utility model, the inner wall of the exhaust pipe 2 is fixedly connected to two positioning rods 13 respectively located on both sides of the air guide pipe 1, and the outer wall of the sealing plate 3 is fixedly connected to two positioning blocks 14, and the two positioning blocks 14 are respectively slidably connected to the outer walls of the two positioning rods 13.

[0020] In this embodiment, the positioning block 14 slides on the outer wall of the positioning rod 13, and the positioning block 14 is fixed to the outer wall of the sealing plate 3, thereby limiting and positioning the sealing plate 3, so that the sealing plate 3 drives the sealing block 5 to accurately enter the sealing groove 4, thereby improving the sealing performance.

[0021] As a technical optimization solution of the present invention, the sealing block 5 is annular and has a trapezoidal cross-section of the outer wall. The outer wall of the sealing block 5 is fixedly connected with a sealing sleeve 15 made of rubber material.

[0022] In this embodiment: the sealing block 5 is annular, which facilitates the gas to pass through the sealing block 5 and the sealing plate 3. The cross-section of the outer wall of the sealing block 5 is a trapezoidal structure, and the inner side of the sealing groove 4 matches the shape of the sealing block 5. The sealing block 5 is squeezed toward the inner side of the sealing groove 4, and the sealing performance is good.

[0023] As a technical optimization solution of the utility model, a movable groove 16 is opened on the inner wall of the sealing plate 3 , and the fixed piece 6 and the movable piece 8 are both rotatably connected to the inside of the movable groove 16 .

[0024] In this embodiment, the fixed sheet 6 and the movable sheet 8 are both rotatably connected to the inside of the movable groove 16, that is, the diameters of the fixed sheet 6 and the movable sheet 8 are larger than the inner diameter of the sealing plate 3, thereby improving the sealing performance.

[0025] As a technical optimization solution of the utility model, the fixed piece 6 and the movable piece 8 are sectors of 180 degrees and 200 degrees respectively.

[0026] In this embodiment, the angle of the movable sheet 8 is greater than that of the fixed sheet 6, so that the movable sheet 8 can be controlled to rotate to completely seal the sealing plate 3, thereby avoiding the generation of gaps that affect the sealing performance.

[0027] As a technical optimization solution of the present invention, an air pressure sensor 17 is provided at the bottom end of the sealing notch 4 .

[0028] In this embodiment: an air pressure sensor 17 is provided at the bottom end of the sealing notch 4 to facilitate real-time detection of air pressure.

[0029] Working principle: when the equipment starts working, the air pressure sensor 17, the steering gear 10, and the electric telescopic rod 12 are all connected to the signal of the car control end, and the air flow enters the air duct 1. The air pressure sensor 17 detects the air pressure of the air flow and transmits the signal to the car control end for display through the display screen. The steering gear 10 is started to drive the rotating shaft 7 to rotate, and the rotating shaft 7 drives the movable piece 8 to rotate around the rotating shaft 7, so that a fan-shaped gap is generated between the fixed piece 6 and the movable piece 8, so as to facilitate exhaust. The air pressure is detected in real time by the air pressure sensor 17, and the steering gear 10 is cooperated to control the rotation angle of the movable piece 8 to realize the adjustment of the size of the exhaust port. The adjustment is convenient and flexible. When it is necessary to release all the air flow, the electric telescopic rod 12 is started to drive the bracket 9 to move upward as a whole, and the bracket 9 drives the sealing plate 3 and the sealing block 5 to move upward, so that the sealing block 5 is separated from the sealing groove 4, so that the connection between the air duct 1 and the exhaust pipe 2 is completely opened, so that all the gas is discharged, and the operation is convenient.

[0030] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable exhaust valve for an automobile, comprising an air guide pipe (1), characterized in that: One end of the air guide pipe (1) is connected to an exhaust pipe (2), a sealing plate (3) is provided at the connection between the air guide pipe (1) and the exhaust pipe (2), a sealing notch (4) is fixedly connected to the top of the inner wall of the air guide pipe (1), a sealing block (5) matching the sealing notch (4) is fixedly connected to the lower end surface of the sealing plate (3), the sealing block (5) is a cylindrical structure penetrating from top to bottom and a fixing plate (6) is fixedly connected to the inner wall, the lower end surface of the fixing plate (6) is rotatably connected to a movable plate (8) via a rotating shaft (7), the upper end surface of the sealing block (5) is fixedly connected to a bracket (9), a steering gear (10) is provided on the inner side of the bracket (9), the output end of the steering gear (10) is fixedly connected to the rotating shaft (7), the other side of the exhaust pipe (2) is connected to a mounting pipe (11), an electric telescopic rod (12) is installed inside the mounting pipe (11), and the output end of the electric telescopic rod (12) is fixedly connected to the bracket (9).

2. The adjustable exhaust valve for automobile according to claim 1, characterized in that: The inner wall of the exhaust pipe (2) is fixedly connected to two positioning rods (13) respectively located on both sides of the air guide pipe (1), and the outer wall of the sealing plate (3) is fixedly connected to two positioning blocks (14), and the two positioning blocks (14) are respectively slidably connected to the outer walls of the two positioning rods (13).

3. The adjustable exhaust valve for automobile according to claim 1, characterized in that: The sealing block (5) is annular and has an outer wall cross-section with a trapezoidal structure. The outer wall of the sealing block (5) is fixedly connected to a sealing sleeve (15) made of a rubber material.

4. The adjustable exhaust valve for automobile according to claim 1, characterized in that: The inner wall of the sealing plate (3) is provided with a movable groove (16), and the fixed plate (6) and the movable plate (8) are both rotatably connected to the inside of the movable groove (16).

5. The adjustable exhaust valve for automobile according to claim 1, characterized in that: The fixed sheet (6) and the movable sheet (8) are respectively in the shape of sectors of 180 degrees and 200 degrees.

6. The adjustable exhaust valve for automobile according to claim 1, characterized in that: An air pressure sensor (17) is provided at the bottom end of the sealing notch (4).

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