CN215726356U

CN215726356U - Noise detection device for automobile exhaust pipe

Info

Publication number: CN215726356U
Application number: CN202121976784.3U
Authority: CN
Inventors: 范庆尧; 薛招辉; 葛万里
Original assignee: Changchun Automotive Test Center Co ltd
Current assignee: Changchun Automotive Test Center Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-01
Anticipated expiration: 2031-08-20

Abstract

The utility model provides a noise detection device for an automobile exhaust pipe, which comprises a shell, wherein the shell comprises a detection assembly, a cleaning mechanism and a main control single chip microcomputer, the shell is sleeved on the exhaust pipe, the detection assembly comprises a noise detector and an acousto-optic prompter which are respectively and electrically connected with the main control single chip microcomputer, the cleaning mechanism comprises a first electromagnetic valve, a first electric telescopic rod, a second electric telescopic rod and a cleaning scraper, the fixed end of the first electric telescopic rod is arranged on the side wall of the shell, the movable end of the first electric telescopic rod is connected with the fixed end of the second electric telescopic rod, the movable end of the second electric telescopic rod is connected with the cleaning scraper, the first electromagnetic valve is arranged on an exhaust pipeline and used for communicating the shell with the exhaust pipeline, and the first electromagnetic valve, the first electric telescopic rod and the second electric telescopic rod are respectively and electrically connected with the main control single chip microcomputer. The device can detect the exhaust pipe noise change caused by the carbon deposit in the exhaust pipe, and can also clean the carbon deposit in the exhaust pipe.

Description

Noise detection device for automobile exhaust pipe

Technical Field

The utility model relates to the technical field of noise detection, in particular to a noise detection device for an automobile exhaust pipe.

Background

Along with the development of society, more and more cars get into people's life the inside, at the in-process of the car of traveling for a long time, probably because the engine burns inadequately in the blast pipe of car, lead to forming the carbon deposit in the blast pipe and pile, and then influence the exhaust of blast pipe, the carbon deposit in the blast pipe can arouse the change of blast pipe noise, however people can't carry out the short-term test to the blast pipe of car because the blast pipe noise change that the carbon deposit pile arouses at present, and the carbon deposit pile to the vehicle vent-pipe all needs the manual work to clear up, if forget the exhaust of clearance then very big influence blast pipe.

SUMMERY OF THE UTILITY MODEL

Accordingly, the present invention is directed to a noise detection device for an exhaust pipe of an automobile, which solves the above problems of the prior art.

The technical scheme adopted by the utility model is as follows:

the utility model provides an automobile exhaust pipe noise detection device, the device includes the casing, the casing includes determine module, clearance mechanism and master control singlechip, the casing cover is established on the blast pipe, determine module includes noise detection appearance and the sound light prompting device of being connected with master control singlechip electricity respectively, clearance mechanism includes first solenoid valve, first electric telescopic handle, second electric telescopic handle and clearance scraper blade, first electric telescopic handle's stiff end sets up on the casing lateral wall, second electric telescopic handle's stiff end is connected to first electric telescopic handle's removal end, clean scraper blade is connected to second electric telescopic handle's removal end, first solenoid valve sets up and is used for intercommunication casing and exhaust duct on exhaust duct, first solenoid valve, first electric telescopic handle and second electric telescopic handle are connected with master control singlechip electricity respectively.

Further, the device comprises a pipe ash collecting device, wherein the pipe ash collecting device comprises an electric guide rail and a collecting box, the electric guide rail is arranged on the exhaust pipe, the collecting box is connected with a rotor of the electric guide rail, and the electric guide rail is electrically connected with the main control single chip microcomputer.

Furthermore, the collecting box is detachably connected with a rotor of the electric guide rail.

And the second electromagnetic valve is arranged at the tail end of the exhaust pipe and is electrically connected with the main control single chip microcomputer.

Further, including cooling mechanism, cooling mechanism includes pipe, electronic shower nozzle, miniature water tank and temperature sensor, electronic shower nozzle is linked together through pipe and miniature water tank, electronic shower nozzle and temperature sensor all set up on the blast pipe and be connected with master control monolithic is electromechanical respectively, miniature water tank sets up in the casing.

Furthermore, the surfaces of the shell and the exhaust pipe are covered with waterproof coatings.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a noise detection device for an automobile exhaust pipe, which can detect the noise change of the exhaust pipe caused by carbon deposit in the exhaust pipe to a certain degree, when a noise detector detects the noise change of the exhaust pipe, a main control single chip microcomputer sends a signal instruction to an acousto-optic prompter, the acousto-optic prompter carries out acousto-optic prompt for a driver to maintain the vehicle, so as to ensure the safety of driving, meanwhile, the main control single chip microcomputer sends a signal instruction to a first electromagnetic valve, a first electric telescopic rod and a second electric telescopic rod, the moving end of the first electric telescopic rod drives the second electric telescopic rod to enter the exhaust pipe through the first electromagnetic valve, the moving end of the second electric telescopic rod drives a cleaning scraper to clean the carbon deposit in the exhaust pipe, so as to clean the carbon deposit, ensure the normal exhaust of the exhaust pipe, and can detect the noise change of the exhaust pipe caused by the carbon deposit in the exhaust pipe, the dust in the exhaust pipe can be cleaned.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is apparent that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive efforts.

Fig. 1 is a schematic view of an overall structure of an automobile exhaust pipe noise detection device according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of an overall circuit principle of an exhaust pipe noise detection device of an automobile according to an embodiment of the present invention.

Fig. 3 is a schematic view of an overall structure of an exhaust pipe noise detection device for an automobile according to a second embodiment of the present invention.

Fig. 4 is a schematic diagram of an overall circuit principle of an exhaust pipe noise detection device of an automobile according to a second embodiment of the present invention.

In the figure, 1 is a main control single chip microcomputer, 2 is a noise detector, 3 is an acousto-optic prompter, 4 is a first electromagnetic valve, 5 is a first electric telescopic rod, 6 is a second electric telescopic rod, 7 is an electric guide rail, 8 is a second electromagnetic valve, 9 is an electric spray head, 10 is a temperature sensor, 11 is a cleaning scraper, 12 is a guide pipe, 13 is an exhaust pipe, 14 is a rotor, 15 is a collecting box, 16 is a water tank, 17 is a waterproof coating, and 18 is a shell.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to illustrate the utility model and not to limit the scope of the utility model.

Example one

Referring to fig. 1 and 2, the utility model provides a noise detection device for an automobile exhaust pipe 13, the device comprises a shell 18, the shell 18 comprises a detection component, a cleaning mechanism and a master control single chip microcomputer 1, the shell 18 is sleeved on the exhaust pipe 13, the detection component comprises a noise detector 2 and a sound and light prompter 3 which are respectively electrically connected with the master control single chip microcomputer 1, the cleaning mechanism comprises a first electromagnetic valve 4, a first electric telescopic rod 5, a second electric telescopic rod 6 and a cleaning scraper 11, the fixed end of the first electric telescopic rod 5 is arranged on the side wall of the shell 18, the movable end of the first electric telescopic rod 5 is connected with the fixed end of the second electric telescopic rod 6, the movable end of the second electric telescopic rod 6 is connected with the cleaning scraper, the first electromagnetic valve 4 is arranged on the exhaust pipe 13 for communicating the shell 18 with the exhaust pipe 13, and the first electromagnetic valve 4, The first electric telescopic rod 5 and the second electric telescopic rod 6 are respectively electrically connected with the master control single chip microcomputer 1.

Illustratively, when the dust in the exhaust pipe 13 of the automobile is accumulated to a certain degree, the noise of the exhaust pipe 13 changes, when the noise detector 2 detects that the noise of the exhaust pipe 13 changes, the main control single chip microcomputer 1 sends a signal instruction to the acousto-optic prompter 3, the acousto-optic prompter 3 performs acousto-optic prompting to a driver to maintain the vehicle, so as to ensure the safety of driving, meanwhile, the main control single chip microcomputer 1 sends a signal instruction to the first electromagnetic valve 4, the first electric telescopic rod 5 and the second electric telescopic rod 6, the moving end of the first electric telescopic rod 5 drives the second electric telescopic rod 6 to enter the exhaust pipe 13 through the first electromagnetic valve 4, the moving end of the second electric telescopic rod 6 drives the cleaning scraper 11 to clean the carbon deposit in the exhaust pipe 13, so as to clean the carbon deposit, thereby ensuring the normal exhaust of the exhaust pipe 13, and the device can detect the noise change of the exhaust pipe 13 caused by the carbon deposit in the exhaust pipe 13, the dust in the exhaust pipe 13 can be cleaned.

Including managing grey collection device, manage grey collection device includes electronic guide rail 7 and collecting box 15, electronic guide rail 7 sets up on blast pipe 13, collecting box 15 is connected with electronic guide rail 7's active cell 14, electronic guide rail 7 is connected with main control singlechip 1 electricity. Illustratively, when the main control single chip microcomputer 1 sends a signal instruction to the first electromagnetic valve 4, the main control single chip microcomputer 1 also sends a signal instruction to the electric guide rail 7, and the mover 14 of the electric guide rail 7 drives the collection box 15 to move towards the tail of the exhaust pipe 13, so that the carbon deposit pile cleaned by the cleaning scraper 11 is collected.

The collecting box 15 is detachably connected with the rotor 14 of the electric guide rail 7. For example, in order to better clean the carbon deposit piles in the exhaust pipe 13, the carbon deposit piles collected by the collection box 15 can be uniformly treated, so that the carbon deposit piles are prevented from polluting the environment.

In the above embodiment, the noise detector 2, the acousto-optic prompter 3, the first electromagnetic valve 4, the first electric telescopic rod 5, the second electric telescopic rod 6 and the electric guide rail 7 may all be of the existing type known by those skilled in the art; the main control single chip microcomputer 1 can adopt an STM32 single chip microcomputer.

Example two

On the basis of the foregoing embodiment, the present embodiment differs from the foregoing embodiment in that:

referring to fig. 3 and 4, this embodiment includes second solenoid valve 8, second solenoid valve 8 sets up at blast pipe 13 tail end and is connected with main control singlechip 1 electricity, exemplarily, in order to prevent to get into the toy in the blast pipe 13 of car, when the car starts and flame-out, main control singlechip 1 sends the signal instruction of opening and closing for second solenoid valve 8 respectively to the effectual toy that prevents gets into in blast pipe 13, causes the jam of blast pipe 13, main control singlechip 1 is used for judging the start-up and flame-out of car through the MCU system of CAN bus connection car.

The automobile exhaust pipe temperature control device comprises a temperature reduction mechanism, wherein the temperature reduction mechanism comprises a guide pipe 12, an electric spray head 9, a miniature water tank 16 and a temperature sensor 10, the electric spray head 9 is communicated with the miniature water tank 16 through the guide pipe 12, the electric spray head 9 and the temperature sensor 10 are both arranged on an exhaust pipe 13 and are respectively electrically connected with a main control single chip microcomputer 1, the miniature water tank 16 is arranged in a shell 18, exemplarily, the temperature of the automobile exhaust pipe 13 can gradually rise in the long-time running process of an automobile, when people open a back-up compartment, the problem that the high-temperature exhaust pipe 13 is possibly touched to cause scalding is solved, when the temperature sensor 10 detects that the temperature on the exhaust pipe 13 exceeds a set threshold value, the main control single chip microcomputer 1 sends a signal instruction to the electric spray head 9, the electric spray head 9 connected with the water tank 16 can spray water to reduce the temperature of the exhaust pipe 13, and further avoiding the scalding problem, the threshold value of the temperature sensor 10 is set by the operator according to the actual demand.

The surface of the shell 18 and the surface of the exhaust pipe 13 are both covered with the waterproof coating 17, and the design of the waterproof coating 17 can effectively avoid the problem that the shell 18 and the exhaust pipe 13 rust.

In the above embodiment, the second electromagnetic valve 8, the electric nozzle 9 and the temperature sensor 10 may be any available type known to those skilled in the art; the main control single chip microcomputer 1 can adopt an STM32 single chip microcomputer.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A noise detection device for an automobile exhaust pipe is characterized by comprising a shell, the shell comprises a detection component, a cleaning mechanism and a master control singlechip, the shell is sleeved on the exhaust pipe, the detection assembly comprises a noise detector and an acousto-optic prompter which are respectively and electrically connected with the main control singlechip, the cleaning mechanism comprises a first electromagnetic valve, a first electric telescopic rod, a second electric telescopic rod and a cleaning scraper, the fixed end of the first electric telescopic rod is arranged on the side wall of the shell, the movable end of the first electric telescopic rod is connected with the fixed end of the second electric telescopic rod, the moving end of the second electric telescopic rod is connected with the cleaning scraper, the first electromagnetic valve is arranged on the exhaust pipeline and used for communicating the shell and the exhaust pipeline, the first electromagnetic valve, the first electric telescopic rod and the second electric telescopic rod are respectively and electrically connected with the master control single chip microcomputer.

2. The device for detecting the noise of the exhaust pipe of the automobile as claimed in claim 1, comprising a pipe ash collecting device, wherein the pipe ash collecting device comprises an electric guide rail and a collecting box, the electric guide rail is arranged on the exhaust pipe, the collecting box is connected with a rotor of the electric guide rail, and the electric guide rail is electrically connected with the main control single chip microcomputer.

3. The device as claimed in claim 2, wherein the collection box is detachably connected to the mover of the electric rail.

4. The device for detecting the noise of the exhaust pipe of the automobile as claimed in claim 1, comprising a second electromagnetic valve, wherein the second electromagnetic valve is arranged at the tail end of the exhaust pipe and electrically connected with the master control singlechip.

5. The device for detecting the noise of the exhaust pipe of the automobile as claimed in claim 1, comprising a cooling mechanism, wherein the cooling mechanism comprises a conduit, an electric nozzle, a micro water tank and a temperature sensor, the electric nozzle is communicated with the micro water tank through the conduit, the electric nozzle and the temperature sensor are both arranged on the exhaust pipe and are respectively and electrically connected with the master control single chip microcomputer, and the micro water tank is arranged in the shell.

6. The device of claim 1, wherein the housing and the surface of the exhaust pipe are covered with a waterproof coating.