CN107035485B - Vehicle and engine thereof - Google Patents
Vehicle and engine thereof Download PDFInfo
- Publication number
- CN107035485B CN107035485B CN201710476902.6A CN201710476902A CN107035485B CN 107035485 B CN107035485 B CN 107035485B CN 201710476902 A CN201710476902 A CN 201710476902A CN 107035485 B CN107035485 B CN 107035485B
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- China
- Prior art keywords
- air
- electronic control
- control valve
- valve
- air outlet
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- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
- F01N3/34—Arrangements for supply of additional air using air conduits or jet air pumps, e.g. near the engine exhaust port
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a vehicle and an engine thereof, wherein the engine comprises a plurality of cylinders, a plurality of exhaust pipes, an air supplementing pipeline and a valve arranged on the air supplementing pipeline, and the air supplementing pipeline can supplement air to the exhaust pipes. The arrangement is that the air supplementing pipeline supplements fresh air to the exhaust pipe, and the fresh air supplements oxygen to the unburned waste gas discharged to the exhaust pipe, so that the unburned waste gas is discharged to the atmosphere after being continuously combusted in the exhaust pipe, and the amount of the unburned waste gas discharged to the atmosphere is reduced.
Description
Technical Field
The invention relates to the technical field of vehicle manufacturing, in particular to a vehicle and an engine thereof.
Background
The combustion of gas in the cylinders of the engine often has the condition of incomplete combustion, and the unburned gas is discharged through the cylinder exhaust pipe to pollute the environment.
In view of the above, how to reduce exhaust gas pollutants discharged from an engine is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, a first object of the present invention is to provide an engine which is structured to effectively reduce exhaust gas pollutants emitted from the engine, and a second object of the present invention is to provide a vehicle including the above engine.
In order to achieve the first object, the present invention provides the following technical solutions:
the engine comprises a plurality of cylinders, a plurality of exhaust pipes, a gas supplementing pipeline and a valve arranged on the gas supplementing pipeline, wherein the gas supplementing pipeline can supplement air to a plurality of exhaust pipes.
Preferably, in the engine, the valve is specifically an electronic control valve, the electronic control valve has a plurality of air outlets, and the plurality of air outlets of the electronic control valve respectively supplement air to the plurality of exhaust pipes through a branch pipeline.
Preferably, in the engine, the plurality of air outlets of the electronic control valve are respectively communicated with the plurality of reed valve air inlets of the cylinders, and each reed valve air outlet of the cylinder is communicated with the air outlet of the cylinder.
Preferably, in the engine, the engine further comprises an air filter, and the air inlet of the electronic control valve is communicated with the air outlet of the air filter through a pipeline.
Preferably, in the above engine, the engine is a V-type engine having a front cylinder and a rear cylinder, and the electronic control valve has two air outlets, wherein one air outlet of the electronic control valve supplements air to the exhaust pipe of the front cylinder, and the other air outlet of the electronic control valve supplements air to the exhaust pipe of the rear cylinder.
Preferably, in the above engine, one air outlet of the electronic control valve is communicated with a reed valve air inlet of the front cylinder, and the reed valve air outlet of the front cylinder is communicated with the front cylinder air outlet;
the other air outlet of the electronic control valve is communicated with the reed valve air inlet of the rear cylinder, and the reed valve air outlet of the rear cylinder is communicated with the rear cylinder air outlet.
Preferably, the engine further includes a catalyst through which the gas discharged from the exhaust pipe is discharged to the atmosphere.
A vehicle comprising an engine as claimed in any one of the preceding claims.
Preferably, in the vehicle, the valve is specifically an electronic control valve, the electronic control valve has a plurality of air outlets, and the plurality of air outlets of the electronic control valve are respectively communicated with the plurality of exhaust pipes through branch pipes; the electronic control valve is in communication connection with a controller of the vehicle, and the controller can control opening and closing of each air outlet of the electronic control valve.
Preferably, in the above vehicle, the vehicle is specifically a motorcycle.
The engine provided by the invention comprises a plurality of cylinders and a plurality of exhaust pipes, and the cylinders and the exhaust pipes can be in one-to-one correspondence or one exhaust pipe is corresponding to the plurality of cylinders. The main point is that the engine also comprises an air supplementing pipe and a valve arranged on the air supplementing pipe, wherein the air supplementing pipe can supplement air to the plurality of exhaust pipes. The arrangement is that the air supplementing pipeline supplements fresh air to the exhaust pipe, and the fresh air supplements oxygen to the unburned waste gas discharged to the exhaust pipe, so that the unburned waste gas is discharged to the atmosphere after being continuously combusted in the exhaust pipe, and further unburned waste gas pollutants discharged to the atmosphere are reduced.
In order to achieve the second object described above, the present invention also provides a vehicle including any one of the engines described above. Since the engine has the technical effects described above, a vehicle having the engine should have the corresponding technical effects.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a partial structure of an engine according to an embodiment of the present invention;
FIG. 2 is a partial exploded view of an engine according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a flow of air supply according to an embodiment of the present invention.
In fig. 1-3:
1-electronic control valve, 2-air inlet of electronic control valve, reed valve of 3-front cylinder, 4-back cylinder head, reed valve of 5-back cylinder, 6-front cylinder head, 7-electrodeless hoop, 8-branch pipeline, 9-bolt, 10-reed valve cover.
Detailed Description
A first object of the present invention is to provide an engine which is structured to effectively reduce exhaust gas pollutants discharged from the engine, and a second object of the present invention is to provide a vehicle including the above engine.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, an engine provided in an embodiment of the present invention includes a plurality of cylinders and a plurality of exhaust pipes, and as in the prior art, the cylinders and the exhaust pipes may be in one-to-one correspondence, or one exhaust pipe may be corresponding to a plurality of cylinders. The main point is that the engine also comprises an air supplementing pipe and a valve arranged on the air supplementing pipe, wherein the air supplementing pipe can supplement air to the plurality of exhaust pipes. The arrangement is that the air supplementing pipeline supplements fresh air to the exhaust pipe, and the fresh air supplements oxygen to the unburned waste gas discharged to the exhaust pipe, so that the unburned waste gas is discharged to the atmosphere after being continuously combusted in the exhaust pipe, and further unburned waste gas pollutants discharged to the atmosphere are reduced.
Preferably, the valve may be specifically an electronic control valve 1, the electronic control valve 1 has a plurality of air outlets, the plurality of air outlets of the electronic control valve 1 respectively supplement air to a plurality of exhaust pipes through a branch pipeline 8, each air outlet of the electronic control valve 1 is communicated with one exhaust pipe through the branch pipeline 8, and the plurality of air outlets of the electronic control valve 1 are in one-to-one correspondence with the plurality of exhaust pipes. Namely, the electronic control valve 1 is a one-inlet-multiple-outlet valve, and the electronic control valve 1 is more convenient to control.
Of course, the electronic control valve 1 may be an inlet valve and an outlet valve, the air outlet of the electronic control valve 1 is connected with a main pipe at one end, the main pipe has a plurality of air outlets, and the plurality of air outlets of the main pipe respectively supplement air to a plurality of exhaust pipes, which is not limited herein.
Further, the plurality of air outlets of the electronic control valve 1 are respectively communicated with the reed valve air inlets of the plurality of cylinders, and the reed valve air outlet of each cylinder is communicated with the air outlet of the cylinder. I.e. fresh air passes through the electronically controlled valve 1, the cylinder reed valve and the exhaust port of the cylinder in sequence into the exhaust pipe. Wherein the exhaust hole of the cylinder is positioned on the cylinder cover.
The tubing in this application may be rubber tubing. The branch pipeline 8 and the air outlet of the electronic control valve 1 and the branch pipeline 8 and the reed valve can be connected through the electrodeless hoop 7. The reed valve is connected to the pipeline by a reed valve cap 10. The reed valve cover 10 is fixedly connected with the rear cylinder cover 4 or the front cylinder cover 6 through bolts 9.
Preferably, the engine further comprises an air filter, and the air inlet 2 of the electronic control valve 1 is in communication with the air outlet of the air filter through a pipeline. I.e. fresh air is filtered by the air filter and then enters the electronic control valve 1 to prevent impurities in the air from entering the cylinder.
Specifically, the above-described engine may be a V-type engine having a front cylinder and a rear cylinder, and the electronic control valve 1 has two air outlets, wherein the air outlet of one of the electronic control valves 1 supplements air to the exhaust pipe of the front cylinder, and the other air outlet of the electronic control valve 1 supplements air to the exhaust pipe of the rear cylinder. Therefore, the exhaust gas which is not completely combusted in the front cylinder exhaust pipe and the rear cylinder exhaust pipe is prevented from being exhausted to the atmosphere to pollute the environment.
Further, an air outlet of the electronic control valve 1 is communicated with an air inlet of a reed valve 3 of the front cylinder, an air outlet of the reed valve 3 of the front cylinder is communicated with an air outlet of the front cylinder, wherein the air outlet of the front cylinder is positioned on a cylinder cover of the front cylinder, and air sequentially passes through the electronic control valve 1, the reed valve 3 of the front cylinder and the air outlet of the front cylinder to enter an exhaust pipe of the front cylinder. The other air outlet of the electronic control valve 1 is communicated with the air inlet of the reed valve 5 of the rear cylinder, the air outlet of the reed valve 5 of the rear cylinder is communicated with the air outlet of the rear cylinder, wherein the air outlet of the rear cylinder is positioned on the cylinder cover of the rear cylinder, and air sequentially passes through the electronic control valve 1, the reed valve 5 of the rear cylinder and the air outlet of the rear cylinder to enter the exhaust pipe of the rear cylinder.
In order to reduce the pollution of the exhaust gas pollutants after combustion to the atmosphere, the engine also comprises a catalyst, and the gas exhausted from the exhaust pipe is exhausted to the atmosphere after passing through the catalyst, wherein the catalyst is used for accelerating the conversion speed of harmful gas into harmless gas.
Based on the engine provided in the above embodiment, the present invention also provides a vehicle including any one of the engines of the above embodiment. Since the vehicle employs the engine in the above embodiment, the advantageous effects of the vehicle are referred to in the above embodiment.
Preferably, the valve may be specifically an electronic control valve 1, the electronic control valve 1 has a plurality of air outlets, the plurality of air outlets of the electronic control valve 1 respectively supplement air to a plurality of exhaust pipes through a branch pipeline 8, each air outlet of the electronic control valve 1 is communicated with one exhaust pipe through the branch pipeline 8, and the plurality of air outlets of the electronic control valve 1 are in one-to-one correspondence with the plurality of exhaust pipes. The electronic control valve 1 is in communication connection with a controller of the vehicle, and the controller can control the opening and closing of each air outlet of the electronic control valve 1, namely, the electronic control valve 1 is a one-inlet-multiple-outlet valve, so that the control is more convenient. The controller of the vehicle may be ECU (Electronic Control Unit), an electronic control unit.
Further, the vehicle may be a motorcycle or an automobile, which is not limited herein.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An engine comprises a plurality of cylinders and a plurality of exhaust pipes, and is characterized by further comprising an air supplementing pipeline and a valve arranged on the air supplementing pipeline, wherein the air supplementing pipeline can supplement air to the exhaust pipes;
the valve is specifically an electronic control valve (1), the electronic control valve (1) is provided with a plurality of air outlets, and the air outlets of the electronic control valve (1) respectively supplement air to the exhaust pipes through a separation pipeline (8);
the air outlets of the electronic control valve (1) are respectively communicated with the air inlets of the reed valves of the air cylinders, and the air outlet of the reed valve of each air cylinder is communicated with the air outlet of the air cylinder;
the exhaust port is located on the cylinder head.
2. The engine according to claim 1, further comprising an air filter, and the air inlet (2) of the electronically controlled valve (1) is in communication with the air outlet of the air filter via a conduit.
3. The engine according to claim 2, characterized in that the engine is a V-type engine having a front cylinder and a rear cylinder, the electronic control valve (1) having two air outlets, wherein one air outlet of the electronic control valve (1) supplements air to the exhaust pipe of the front cylinder and the other air outlet of the electronic control valve (1) supplements air to the exhaust pipe of the rear cylinder.
4. An engine according to claim 3, characterized in that one air outlet of the electronic control valve (1) communicates with the reed valve (3) air inlet of the front cylinder, the reed valve (3) air outlet of the front cylinder communicating with the front cylinder air outlet;
the other air outlet of the electronic control valve (1) is communicated with the air inlet of the reed valve (5) of the rear cylinder, and the air outlet of the reed valve (5) of the rear cylinder is communicated with the air outlet of the rear cylinder.
5. The engine of claim 1, further comprising a catalyst through which the gas exhausted from the exhaust pipe is exhausted to the atmosphere.
6. A vehicle comprising an engine according to any one of claims 1-5.
7. The vehicle according to claim 6, characterized in that the valve is in particular an electronic control valve (1), the electronic control valve (1) having a plurality of air outlets, the plurality of air outlets of the electronic control valve (1) being in communication with a plurality of the exhaust pipes, respectively, via a branch line (8); the electronic control valve (1) is in communication connection with a controller of the vehicle, and the controller can control opening and closing of each air outlet of the electronic control valve (1).
8. The vehicle according to claim 6, characterized in that the vehicle is in particular a motorcycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710476902.6A CN107035485B (en) | 2017-06-21 | 2017-06-21 | Vehicle and engine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710476902.6A CN107035485B (en) | 2017-06-21 | 2017-06-21 | Vehicle and engine thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107035485A CN107035485A (en) | 2017-08-11 |
| CN107035485B true CN107035485B (en) | 2023-10-13 |
Family
ID=59542532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710476902.6A Active CN107035485B (en) | 2017-06-21 | 2017-06-21 | Vehicle and engine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107035485B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3101111B1 (en) * | 2019-09-24 | 2022-04-08 | Renault Sas | Exhaust air injection device |
| CN216811933U (en) * | 2020-11-16 | 2022-06-24 | 浙江春风动力股份有限公司 | Motorcycle and engine thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19832627A1 (en) * | 1998-07-21 | 2000-01-27 | Daimler Chrysler Ag | Device for blowing secondary air into exhaust gas area of internal combustion engine has flange for exhaust gas pipe fitted to cylinder head and air feed conduit connected to flange |
| CN200982218Y (en) * | 2006-07-26 | 2007-11-28 | 徐楠 | Automobile tail gas processing system |
| DE102007057603A1 (en) * | 2007-11-28 | 2009-06-04 | Volkswagen Ag | Internal-combustion engine, has air supply device provided for extracting air from air intake system at position downstream of compressor, and for injecting air into exhaust gas system |
| CN101813018A (en) * | 2009-02-23 | 2010-08-25 | 上海三国精密机械有限公司 | Exhaust emission control system of vehicle and control method thereof |
-
2017
- 2017-06-21 CN CN201710476902.6A patent/CN107035485B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19832627A1 (en) * | 1998-07-21 | 2000-01-27 | Daimler Chrysler Ag | Device for blowing secondary air into exhaust gas area of internal combustion engine has flange for exhaust gas pipe fitted to cylinder head and air feed conduit connected to flange |
| CN200982218Y (en) * | 2006-07-26 | 2007-11-28 | 徐楠 | Automobile tail gas processing system |
| DE102007057603A1 (en) * | 2007-11-28 | 2009-06-04 | Volkswagen Ag | Internal-combustion engine, has air supply device provided for extracting air from air intake system at position downstream of compressor, and for injecting air into exhaust gas system |
| CN101813018A (en) * | 2009-02-23 | 2010-08-25 | 上海三国精密机械有限公司 | Exhaust emission control system of vehicle and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107035485A (en) | 2017-08-11 |
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