CN212250211U - Cooling structure of hybrid power system with venturi tube used as flow guide cover - Google Patents
Cooling structure of hybrid power system with venturi tube used as flow guide cover Download PDFInfo
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- CN212250211U CN212250211U CN202021880710.5U CN202021880710U CN212250211U CN 212250211 U CN212250211 U CN 212250211U CN 202021880710 U CN202021880710 U CN 202021880710U CN 212250211 U CN212250211 U CN 212250211U
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Abstract
The utility model provides a cooling structure that venturi's hybrid power system is used to kuppe, this cooling structure include a kuppe, and this kuppe is inside to be provided with two independent wind channels, and the entry in wind channel all is provided with a venturi structure. The utility model provides a cooling suction fan which provides large flow cooling air to the cylinder by arranging two independent air channels, and solves the heat dissipation problem of the cylinder by using the minimum power consumption; the connection surface of the air guide sleeve and the cooling suction fan is provided with a Venturi tube structure, so that the air flow provided by the cooling suction fan is accelerated, the cooling air flow is directly blown to the air cylinder, and lower power is consumed under the condition of generating the same cooling effect.
Description
Technical Field
The utility model relates to an increase form hybrid power system technical field, concretely relates to kuppe uses venturi's hybrid power system's cooling structure.
Background
In a hybrid power system, a magneto needs to be fixed for extended-range power generation, a cooling fan needs to be fixed for cooling the hybrid power system, and a diversion cover needs to be butted for diversion of cooling air.
The silencer in the prior art is arranged outside the air guide sleeve, and an outlet of the silencer is vertically upward and is adjacent to an air filter of an engine; during the operation process of the engine, the exhaust gas exhausted from the silencer of the engine is positioned on the same side with the air inlet end of the engine, and the silencer and the exhausted exhaust gas can cause the temperature of the inlet air to increase, so that the air inlet amount is reduced; and the exhaust gas discharged from the muffler is sucked by an air cleaner of the engine, so that the intake air amount is further reduced, thereby affecting the power and fuel consumption of the engine.
Disclosure of Invention
In view of the above, the present invention provides a cooling structure of a hybrid power system using a venturi for a pod, which solves the problems of the prior art.
The utility model provides a cooling structure that venturi's hybrid power system is used to kuppe, this cooling structure include a kuppe, and this kuppe is inside to be provided with two independent wind channels, and the entry in wind channel all is provided with a venturi structure.
Preferably, the inside cavity of kuppe, the kuppe is equipped with two inner walls in inside, and these two inner walls divide into three spaces with the inside kuppe, are the wind channel that sets up in both sides and the engine passageway in the middle of the wind channel respectively.
Preferably, the two air ducts are communicated with each other through a connecting pipe, so that the two air ducts are communicated with each other.
Preferably, the air guide sleeve uses a high temperature resistant heat insulating material.
Preferably, the output end of the engine is connected with a magneto, the cooling suction fan is arranged at the output end of the engine, and the cooling suction fan and the magneto are arranged at the same end of the engine.
Preferably, an exhaust pipe is directly connected to a cylinder of the engine, and the exhaust direction of the exhaust pipe is backward and perpendicular to the air intake direction of the cooling suction fan.
Preferably, a muffler may be installed inside the rear end of the exhaust pipe.
Preferably, a temperature sensor is arranged on the cylinder and used for acquiring the working temperature of the cylinder in real time.
Preferably, the cooling system further comprises an ECU module, and the ECU module is respectively connected with the temperature sensor and the cooling suction fan.
The utility model has the advantages and positive effects that: (1) the cooling suction fan directionally provides large-flow cooling air for the cylinder by arranging two independent air channels, and the heat dissipation problem of the cylinder is solved by using the minimum power consumption; (2) the connecting surface of the air guide sleeve and the cooling suction fan is provided with a Venturi tube structure, so that the air flow provided by the cooling suction fan is accelerated, the cooling air flow is directly blown to the air cylinder, and lower power is consumed under the condition of generating the same cooling effect; (3) each air channel is connected by a connecting pipe, so that the air pressure of each air channel is equal, the working environment of each air cylinder is consistent, the working of each air cylinder is consistent, and the vibration of an engine is reduced; (4) the air guide sleeve wraps the cylinder of the engine respectively and forms an independent air channel respectively, the radial distance between the outer wall of the air guide sleeve and the cylinder is approximately equal, and no obvious gap exists on the outer wall of the air guide sleeve except the air inlet and outlet, so that the cooling air is prevented from obviously escaping, and the cooling efficiency is greatly improved; (5) the aluminum plate with the opening is used at the sealing position of the air guide sleeve and the air cylinder, so that the heat radiation is carried out by using the aluminum plate while the local temperature of the air guide sleeve is prevented from being too high, and the heat radiation efficiency is improved; (6) the supporting part of the rotor end of the magneto is modified into a fan blade shape, so that an air suction fan is formed, when the magneto works, the stator coil and the crank case can be cooled by air without redundant structures, the energy conversion efficiency of the magneto is improved, and the weight of the magneto is reduced. (7) The temperature sensor on the cylinder transmits a temperature signal to the ECU, and the ECU judges whether the rotating speed or the power of the fan is increased in real time according to logic so as to adjust the cooling air quantity, ensure that the cylinder works at the optimal temperature, realize the highest thermal efficiency of the engine and improve the fuel economy. (8) The wind direction of the cooling suction fan is consistent with that generated by the work of the magneto, so that the condition that the fan power consumed by collision of the cooling air flows caused by opposite arrangement of the cooling air flows is avoided; (9) the direction of the exhaust gas outlet of the exhaust pipe is perpendicular to the normal direction of the air inlet direction of the air-cooled two-stroke engine, so that the exhaust gas is not mixed with the risk of air inlet, the power and the oil consumption of the air-cooled two-stroke engine are improved, and the power and the fuel economy of the whole system are improved.
Drawings
Fig. 1 is a schematic perspective view of the air guide sleeve of the present invention;
fig. 2 is a left side view structure diagram of the air guide sleeve of the present invention;
FIG. 3 is a cross-sectional view taken along direction BB of FIG. 2;
FIG. 4 is a cross-sectional view taken along the direction CC of FIG. 2;
FIG. 5 is a schematic perspective view of a cooling structure of a hybrid power system using a venturi for a pod of the present invention;
FIG. 6 is a schematic top view of a cooling structure of a hybrid power system using a venturi for a pod of the present invention;
fig. 7 is an internal structural view of a cooling structure of a hybrid system in which a venturi tube is used for a pod according to the present invention.
Detailed Description
For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.
As shown in fig. 1 to 4, the present invention provides a cooling structure of a hybrid power system using venturi for a pod, the cooling structure includes a pod 10, two independent air ducts 102 are provided inside the pod 10, and inlets of the air ducts 102 are provided with a venturi structure 105.
As shown in fig. 5 to 7, a magneto 40 is connected to an output end of the engine 20, the engine 20 is configured to convert fuel into mechanical energy, and drive a rotor of the magneto 40 to rotate, and the magneto 40 converts the mechanical energy into electrical energy. The engine 20 includes a crankcase 202 disposed at a central position and cylinders 201 on two sides, and in the whole structure, the cylinders 201 are main power, which continuously do work to generate heat, so that the cylinders 201 need to be cooled; in the present invention, the engine 20 is wrapped in the air guide sleeve 10, wherein the two air cylinders 201 are respectively disposed in the two independent air ducts 102, one end of the air duct 102 is an air inlet, the other end is an air outlet, wherein the outside of the air inlet of the air duct 102 is connected to a cooling air source, and the cooling air is respectively conveyed into the two air ducts 102 to cool the air cylinders 201; and the inlet of the air duct 102 is set as the venturi structure 105, when the cooling air passes through the throat of the venturi structure 105, the air flow is accelerated to take away the heat of the cylinder 201, and the air flows out from the air outlet of the air duct 102.
In a specific embodiment of the present invention, the inside of the air guide sleeve 10 is hollow, the air guide sleeve 10 is provided with two inner walls 101 inside, the two inner walls 101 divide the inside of the air guide sleeve 10 into three spaces, which are respectively an air duct 102 disposed at two sides and an engine passage 103 disposed in the middle of the air duct 102; a crankcase 202 of the engine 20 is arranged in the engine passage 103, a cylinder 201 of the engine 20 is arranged in the air duct 102, and the air duct 102 is communicated with the engine passage 103; further, the air guide sleeve 10 has two open ends, namely an air inlet end and an air outlet end, and the air inlet end of each air duct 102 is provided with a venturi structure 105.
In the above embodiment, the two cylinders 201 of the engine 20 are respectively disposed in the independently disposed air ducts 102, the cooling suction fan 30 is installed at the inlet of each air duct 102, and the venturi structure 105 is disposed at the inlet of the air duct 102; the cooling fan 30 blows directly to the cylinder 201 of the engine 20 through the air duct 102, and when passing through the venturi structure 105, the wind speed increases, providing the maximum cooling wind amount with the minimum power loss, so as to take away the heat of the cylinder to the maximum extent.
In the embodiment, the inner wall 101 wraps the air cylinders 201, so that each air cylinder 201 is independently encapsulated in one air duct 102, each air duct 102 is over against the cooling fan 30, and the cooling fan 30 is communicated with the air duct 102, so that the cooling efficiency of the cooling fan 2 is improved; meanwhile, the inlet of the air duct 102 is provided with the venturi structure 105, when passing through the venturi structure 105, the air flow provided by the cooling suction fan 30 is accelerated, and the accelerated air flow is directly blown to the air cylinder 201, so that a larger cooling air volume is provided under the condition of minimum power loss.
Specifically, the air guide sleeve 10 is made of high-temperature-resistant heat insulation materials, the air guide sleeve 10 wraps the cylinder 201 of the engine respectively, the radial distance between the outer wall of the air guide sleeve 10 and the cylinder 201 is approximately equal, and no obvious gap exists in the outer wall of the air guide sleeve 10 except for the air inlet end and the air outlet end, so that the cooling air cannot escape obviously.
The utility model discloses a concrete embodiment, communicate through a connecting pipe 106 between two wind channels 102 for communicate between two wind channels 102, make the atmospheric pressure of two wind channels 102 keep unanimous, guarantee that the environment of the cylinder 201 work that starts keeps unanimous, thereby guarantee that each cylinder 201 does work unanimously, reduce engine 20's vibration.
Two inner walls 101 inside the air guide sleeve 10 are made of aluminum plates with openings, so that the local temperature of the air guide sleeve is prevented from being too high, and meanwhile, the aluminum plates are used for heat dissipation, and the heat dissipation efficiency is improved.
Further, in a specific embodiment of the utility model, the output of engine 20 is connected with magneto 40, and the cooling suction fan sets up in the output of engine 20, and cooling suction fan 30 sets up in the same one end of engine 20 with magneto 40 promptly, and magneto 40's rotor 401 supporting part modifies into the fan blade form to constitute an exhaust fan, the rotatory air current direction that produces of rotor 401 with the air current direction that cooling suction fan 30 produced is the same, inhales the coil of magneto 4 stator with cooling air and discharges from the flabellum of magneto 40's rotor, gives the coil cooling of magneto 40 stator. Meanwhile, the wind direction of the cooling suction fan 30 is consistent with the wind direction generated by the work of the magneto 40, so that the power of the cooling suction fan 30 consumed by collision of cooling air flow is avoided.
Further, in a specific embodiment of the present invention, an exhaust pipe 203 is directly connected to the cylinder 201 of the engine 20, the exhaust pipe 203 extends out from above the air guide sleeve 10, and the exhaust direction of the exhaust pipe 203 is backward perpendicular to the intake direction of the cooling suction fan 30; in this embodiment, the exhaust pipe 203 is directly connected to the cylinder 201 of the engine 20, so that the exhaust gas generated by the cylinder 201 is directly exhausted from the exhaust pipe 203, and the exhaust direction is perpendicular to and away from the intake direction, thereby preventing the exhaust gas from mixing with the intake gas, reducing the cooling effect of the engine 20, and reducing the power thereof.
Further, a muffler may be installed inside the rear end of the exhaust pipe 203.
Further, the utility model discloses a specific embodiment does, is provided with a temperature sensor on the cylinder 201 for gather the operating temperature of cylinder 201 in real time.
Furthermore, the utility model also comprises an ECU module which is respectively connected with a temperature sensor and a cooling suction fan 30; the ECU module receives a temperature signal of the temperature sensor, controls the rotation speed and power of the cooling suction fan 30 according to the temperature signal, and realizes the cooling by the temperature signal feedback of the temperature sensor, thereby realizing the optimal cooling air volume of the cooling suction fan 30, ensuring that the cylinder 201 operates at the optimal temperature, and realizing the optimal thermal efficiency of the engine.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (9)
1. A cooling structure of a hybrid system using a venturi for a pod, characterized in that: the cooling structure comprises a flow guide cover, two independent air channels are arranged in the flow guide cover, and the inlets of the air channels are provided with Venturi tube structures.
2. The cooling structure of a hybrid system having a venturi tube with a flow guide cover according to claim 1, wherein: the inside cavity of kuppe, kuppe are equipped with two inner walls in inside, and these two inner walls divide into three spaces with kuppe inside, are the air duct that sets up in both sides and the engine passageway in the middle of the air duct respectively.
3. The cooling structure of a hybrid system using a venturi for a pod according to claim 1 or 2, characterized in that: the two air channels are communicated through a connecting pipe, so that the two air channels are communicated.
4. The cooling structure of a hybrid system having a venturi tube with a flow guide cover according to claim 1, wherein: the air guide sleeve is made of high-temperature-resistant heat-insulating material.
5. The cooling structure of a hybrid system having a venturi tube with a flow guide cover according to claim 1, wherein: the output end of the engine is connected with a magneto, the cooling suction fan is arranged at the output end of the engine, and the cooling suction fan and the magneto are arranged at the same end of the engine.
6. The cooling structure of a hybrid system having a venturi tube with a flow guide cover according to claim 1, wherein: an exhaust pipe is directly connected to a cylinder of the engine, and the exhaust direction of the exhaust pipe is backward and is perpendicular to the air inlet direction of the cooling suction fan.
7. The cooling structure of a hybrid system having a venturi tube with a shroud according to claim 6, wherein: a muffler may be installed inside the rear end of the exhaust pipe.
8. The cooling structure of a hybrid system having a venturi tube with a shroud according to claim 6, wherein: the cylinder is provided with a temperature sensor for acquiring the working temperature of the cylinder in real time.
9. The cooling structure of a hybrid system having a venturi tube with a shroud according to claim 8, wherein: the cooling system also comprises an ECU module which is respectively connected with the temperature sensor and the cooling suction fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880710.5U CN212250211U (en) | 2020-09-01 | 2020-09-01 | Cooling structure of hybrid power system with venturi tube used as flow guide cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880710.5U CN212250211U (en) | 2020-09-01 | 2020-09-01 | Cooling structure of hybrid power system with venturi tube used as flow guide cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250211U true CN212250211U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021880710.5U Active CN212250211U (en) | 2020-09-01 | 2020-09-01 | Cooling structure of hybrid power system with venturi tube used as flow guide cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250211U (en) |
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2020
- 2020-09-01 CN CN202021880710.5U patent/CN212250211U/en active Active
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