CN221195221U - Mixing valve, driving system and vehicle - Google Patents
Mixing valve, driving system and vehicle Download PDFInfo
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- CN221195221U CN221195221U CN202323152991.9U CN202323152991U CN221195221U CN 221195221 U CN221195221 U CN 221195221U CN 202323152991 U CN202323152991 U CN 202323152991U CN 221195221 U CN221195221 U CN 221195221U
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- mixing valve
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- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The embodiment of the application provides a mixing valve, a driving system and a vehicle, wherein the mixing valve comprises a first pipeline, a second pipeline and a third pipeline, wherein the first end of the first pipeline is used for inputting air, the second end of the first pipeline is communicated with the first end of the second pipeline, and the second end of the second pipeline is communicated with a supercharger; the first end of the third pipeline is used for inputting exhaust gas exhausted by the engine, and the second end of the third pipeline is arranged on the first pipeline and communicated with the first pipeline. Through setting up above-mentioned structure, can dismantle the connection between first pipeline and the second pipeline, compare in the mixing valve of integral structure among the correlation technique, can improve its flexibility when installing or dismantling, easy and simple to handle.
Description
Technical Field
The application relates to the field of vehicles, in particular to a mixing valve, a driving system and a vehicle.
Background
The gasoline turbocharged engine is matched with an exhaust gas recirculation system, and in order to meet the engine requirement, a mixing valve is arranged in front of an air inlet pipeline before the turbocharger is pressurized, and the vacuum degree of the rear end of the mixing valve is adjusted through the opening change of the mixing valve, so that a higher exhaust gas recirculation rate is obtained.
At present, as shown in fig. 1, the mixing valve is usually cast by adopting an aluminum alloy material, the weight of a part body is large, the part body is rigidly connected with the supercharger, and when the mixing valve is installed or removed, the operation is complex due to poor flexibility.
Disclosure of utility model
The embodiment of the application provides a mixing valve, a driving system and a vehicle, which can solve the problem of complex operation caused by poor flexibility of the conventional mixing valve.
In order to solve the technical problems, the application is realized as follows:
In a first aspect, an embodiment of the present application provides a mixing valve, including a first pipe, a second pipe, and a third pipe, where a first end of the first pipe is used for inputting air, a second end of the first pipe is communicated with a first end of the second pipe, and a second end of the second pipe is communicated with a supercharger;
The first end of the third pipeline is used for inputting exhaust gas exhausted by the engine, and the second end of the third pipeline is arranged on the first pipeline and communicated with the first pipeline.
Optionally, the pipe diameter of the second pipe is larger than the pipe diameter of the first pipe.
Optionally, the second pipeline is made of nylon or rubber materials.
Optionally, the first region of the second pipeline is sleeved on the outer wall of the first pipeline, the exhaust gas mixing device further comprises a first fastening piece arranged on the outer wall of the second pipeline, and the projection of the first fastening piece on the outer wall of the second pipeline is located in the first region.
Optionally, the first region has a first groove, an opening of the first groove faces a pipe diameter extending direction of the second pipe, and the first fastener is located in the first groove.
Optionally, the second pipe further includes a second area, the second area is opposite to the first area, the exhaust gas mixing device further includes a second fastening member disposed on an outer wall of the second pipe, and a projection of the second fastening member on the outer wall of the second pipe is located in the second area.
Optionally, the second region has a second groove, an opening of the second groove faces a pipe diameter extension direction of the second pipe, and the second fastener is located in the second groove.
Optionally, the first fastener and the second fastener are both clips.
In a second aspect, an embodiment of the present application provides a driving system, including an engine and a supercharger, and further including the above-mentioned mixing valve, where the mixing valve connects the engine and the supercharger.
In a third aspect, an embodiment of the present application provides a vehicle including the driving system described above.
In the technical scheme provided by the embodiment of the application, the mixing valve comprises a first pipeline, a second pipeline and a third pipeline, wherein the first end of the first pipeline is used for inputting air, the second end of the first pipeline is communicated with the first end of the second pipeline, and the second end of the second pipeline is communicated with the supercharger; the first end of the third pipeline is used for inputting exhaust gas exhausted by the engine, and the second end of the third pipeline is arranged on the first pipeline and communicated with the first pipeline. Through setting up above-mentioned structure, can dismantle the connection between first pipeline and the second pipeline, compare in the mixing valve of integral structure among the correlation technique, can improve its flexibility when installing or dismantling, easy and simple to handle.
Drawings
Fig. 1 is a schematic structural view of a mixing valve provided in the related art;
FIG. 2 is a schematic structural diagram of a mixing valve according to an embodiment of the present application;
Fig. 3 is a schematic structural diagram of a driving system according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate a relative positional relationship, which changes accordingly when the absolute position of the object to be described changes.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a mixing valve according to an embodiment of the application. The mixing valve 100 comprises a first pipe 10, a second pipe 20 and a third pipe 30, wherein a first end of the first pipe 10 is used for inputting air, a second end of the first pipe 10 is communicated with a first end of the second pipe 20, and a second end of the second pipe 20 is communicated with a supercharger;
a first end of the third pipe 30 is used for inputting exhaust gas discharged from the engine, and a second end of the third pipe 30 is disposed on the first pipe 10 and is in communication with the first pipe 10.
The exhaust gas recirculation means that part of exhaust gas discharged from the engine is returned to the intake manifold and enters the cylinder again together with fresh mixed gas, and as the exhaust gas contains a large amount of polyatomic gas such as CO2, the CO2 and the like cannot be combusted but absorbs a large amount of heat due to high specific heat capacity, the highest combustion temperature of the mixed gas in the cylinder is reduced, so that the generation amount of NOx is reduced. The mixing valve 100 provided by the application is suitable for external exhaust gas recirculation, namely, an exhaust gas recirculation pipeline is connected to an original exhaust system, and the exhaust gas is led out and then is led into an air inlet system, so that the exhaust gas is fully mixed with fresh air before entering a cylinder.
In the technical solution provided in the embodiment of the present application, the mixing valve 100 includes a first pipe 10, a second pipe 20, and a third pipe 30, where a first end of the first pipe 10 is used for inputting air, a second end of the first pipe 10 is communicated with a first end of the second pipe 20, and a second end of the second pipe 20 is communicated with a supercharger; a first end of the third pipe 30 is used for inputting exhaust gas discharged from the engine, and a second end of the third pipe 30 is disposed on the first pipe 10 and is in communication with the first pipe 10. Through setting up above-mentioned structure, can dismantle the connection between first pipeline 10 and the second pipeline 20, compare in the correlation technique, the hybrid valve of integral structure can improve its flexibility when installing or dismantling, easy and simple to handle.
In an alternative embodiment, the second conduit 20 has a tube diameter greater than the tube diameter of the first conduit 10.
It should be appreciated that the pipe diameter of the second pipe 20 may be slightly larger than the pipe diameter of the first pipe 10 so that the second pipe 20 may be sleeved on the first pipe 10, thereby the first pipe 10 is communicated with the second pipe 20. In addition, the second pipe 20 is sleeved on the first pipe 10 in a connection manner, so that the connection is simpler and more convenient during installation and disassembly.
In an alternative embodiment, the second pipe 20 is made of nylon or rubber.
In this embodiment, the second pipe 20 is made of nylon or rubber, so that the weight of the whole mixing valve 100 can be reduced, and the weight of the parts can be reduced while ensuring the functions of the parts. And the second pipeline 20 made of the two materials is connected with the supercharger, so that decoupling can be realized, and the damage to the supercharger caused by the weight load at the front end is avoided.
In an alternative embodiment, the first area of the second pipe 20 is sleeved on the outer wall of the first pipe 10, and the exhaust gas mixing device further includes a first fastening member 40 disposed on the outer wall of the second pipe 20, where a projection of the first fastening member 40 on the outer wall of the second pipe 20 is located in the first area.
It should be understood that, in the case that the pipe diameter of the second pipe 20 is larger than that of the first pipe 10, the first fastening member 40 needs to be disposed on the second pipe 20, and the first fastening member 40 is used for fastening the connecting components of the first pipe 10 and the second pipe 20, so as to improve the connection stability of the first pipe 10 and the second pipe 20, and further improve the stability of the mixing valve 100.
In an alternative embodiment, the first region has a first recess with an opening toward the pipe diameter extension of the second pipe 20, and the first fastener 40 is located in the first recess.
In this embodiment, a first groove is formed on the wall of the second pipe 20, and the first fastening member 40 is located in the first groove to limit the first fastening member 40 from sliding on the wall of the second pipe 20 along the extending direction of the pipe, so as to improve the connection stability of the first pipe 10 and the second pipe 20.
In an alternative embodiment, the second duct 20 further includes a second area disposed opposite the first area, and the exhaust mixing device further includes a second fastener 50 disposed on an outer wall of the second duct 20, and a projection of the second fastener on the outer wall of the second duct 20 is disposed in the second area.
It should be understood that the pipe diameter of the second pipe 20 is also larger than the inlet caliber of the supercharger communicated with the second pipe, and similarly, the second pipe 20 is sleeved on the supercharger, and the second fastener 50 is used for fastening the connecting part of the second pipe 20 and the supercharger by arranging the second fastener 50 on the second pipe 20, so that the connection stability of the second pipe 20 and the supercharger is improved, and the stability of the whole exhaust gas recirculation pipeline is further improved.
In an alternative embodiment, the second region has a second recess, the opening of which is oriented in the pipe diameter extension of the second pipe 20, and the second fastening member 50 is located in the second recess.
In this embodiment, a second groove is formed on the wall of the second pipe 20, and the second fastener 50 is located in the second groove, so as to improve the connection stability between the second pipe 20 and the supercharger.
Optionally, the first fastener 40 and the second fastener 50 are each clips.
In particular implementations, the first fastener 40 may be an endless clip and the second fastener 50 may be a worm gear clip.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a driving system according to an embodiment of the application. The drive system comprises an engine and a supercharger 200, and further comprises the above-mentioned mixing valve 100, wherein the first end of the third pipe 30 of the mixing valve 100 is communicated with an exhaust gas discharge port of the engine, and the second end of the second pipe 20 of the mixing valve 100 is communicated with an inlet of the supercharger 200.
It should be appreciated that the present application is applicable to a vehicle having a turbocharged engine, i.e., the engine is equipped with the turbocharger 200, and in particular implementations, exhaust gas from the engine drives the turbine in the turbine chamber by inertial momentum, while the turbine drives a coaxial impeller, allowing more air to enter the intake manifold by high speed rotation, thereby improving the combustion and work efficiency of the engine.
It should be noted that, since the technical solution of the present embodiment includes all the technical solutions of the foregoing embodiments, at least all the technical effects of the foregoing embodiments can be achieved, and the description thereof is omitted herein.
The embodiment of the application also provides a vehicle comprising the driving system. Because the technical solution of the present embodiment includes all the technical solutions of the foregoing embodiments, at least all the technical effects of the foregoing embodiments can be achieved, which is not described herein in detail.
The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.
Claims (10)
1. A mixing valve, comprising a first pipe, a second pipe and a third pipe, wherein the first end of the first pipe is used for inputting air, the second end of the first pipe is communicated with the first end of the second pipe, and the second end of the second pipe is communicated with a supercharger;
The first end of the third pipeline is used for inputting exhaust gas exhausted by the engine, and the second end of the third pipeline is arranged on the first pipeline and communicated with the first pipeline.
2. The mixing valve of claim 1, wherein the second conduit has a tube diameter greater than the tube diameter of the first conduit.
3. The mixing valve of claim 1 wherein the second conduit is made of nylon or rubber.
4. The mixing valve of claim 2, wherein the first region of the second conduit is sleeved on the first conduit outer wall, and the exhaust mixing device further comprises a first fastener disposed on the second conduit outer wall, wherein a projection of the first fastener on the second conduit outer wall is located in the first region.
5. The mixing valve of claim 4 wherein the first region has a first groove with an opening toward a pipe diameter extension of the second pipe, the first fastener being located within the first groove.
6. The mixing valve of claim 4, wherein the second conduit further comprises a second region disposed opposite the first region, the exhaust mixing device further comprising a second fastener disposed on an outer wall of the second conduit, a projection of the second fastener on the outer wall of the second conduit being located within the second region.
7. The mixing valve of claim 6 wherein the second region has a second groove with an opening toward the pipe diameter extension of the second pipe, the second fastener being located within the second groove.
8. The mixing valve of claim 6 wherein the first fastener and the second fastener are each clips.
9. A drive system comprising an engine and a supercharger, and further comprising a mixing valve as claimed in any one of claims 1 to 8, a first end of the third conduit of the mixing valve being in communication with an exhaust gas discharge of the engine, and a second end of the second conduit of the mixing valve being in communication with an inlet of the supercharger.
10. A vehicle comprising the drive system of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323152991.9U CN221195221U (en) | 2023-11-22 | 2023-11-22 | Mixing valve, driving system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323152991.9U CN221195221U (en) | 2023-11-22 | 2023-11-22 | Mixing valve, driving system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221195221U true CN221195221U (en) | 2024-06-21 |
Family
ID=91528631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323152991.9U Active CN221195221U (en) | 2023-11-22 | 2023-11-22 | Mixing valve, driving system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221195221U (en) |
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2023
- 2023-11-22 CN CN202323152991.9U patent/CN221195221U/en active Active
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