CN114622979A - Heat dissipation method and device for internal combustion engine - Google Patents
Heat dissipation method and device for internal combustion engine Download PDFInfo
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- CN114622979A CN114622979A CN202110588101.5A CN202110588101A CN114622979A CN 114622979 A CN114622979 A CN 114622979A CN 202110588101 A CN202110588101 A CN 202110588101A CN 114622979 A CN114622979 A CN 114622979A
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- combustion engine
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 134
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 33
- 239000012530 fluid Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 241000475481 Nebula Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- 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
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
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- 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
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
- F01N5/04—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using kinetic energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The purpose of the present application is to provide a method and a device for internal combustion engine heat dissipation, specifically, a gas flow near the internal combustion engine is directly driven by using the heat energy and kinetic energy contained in the exhaust gas of the internal combustion engine itself, so as to realize the purpose that the internal combustion engine utilizes the energy wasted by the internal combustion engine without additional energy consumption and without rotating parts, thereby achieving the purpose of assisting the internal combustion engine in heat dissipation, in order to achieve the above purpose, the following technical scheme is adopted: a heat dissipation method for internal combustion engine features that the gas exhausted from exhaust pipe is used to drive the air in guide pipe to flow, so speeding up the air flow and heat dissipation of internal combustion engine.
Description
Technical Field
The application relates to the field of heat dissipation, in particular to a heat dissipation method and device for an internal combustion engine.
Background
Since the invention of human beings has made internal combustion engines which can convert chemical energy into mechanical energy and transfer the mechanical energy to other mechanisms, such as driving automobiles, food processing machinery, driving industrial machines, driving trains, airplanes and ships, etc., ubiquitous internal combustion engines change the world and change lives, about half of the energy of the internal combustion engines is wasted in the way of heat energy during the use process, the heat energy is released through the internal combustion engine body and exhaust, the internal combustion engine is overheated more than the internal combustion engine itself by the heat released by the body to influence the best working condition of the internal combustion engine, even the internal combustion engine is damaged, therefore, a method needs to be adopted to help the internal combustion engine body to release the heat energy in time, the most common method in the prior art is to use air cooling and liquid cooling, the air cooling directly utilizes the air around the internal combustion engine to dissipate the heat, often, because the efficiency is very low due to no or poor flowing of the wind around the internal combustion engine, the heat dissipation is insufficient, or the heat dissipation is accelerated by using an electric fan, the liquid cooling utilizes a liquid bag arranged on the outer layer of the internal combustion engine body, the heat of the internal combustion engine body is taken away by a heat-conducting liquid medium to a heat dissipation fin with a larger area, and simultaneously, the electric fan is utilized to accelerate the flow of the air around a radiator to release the heat of the internal combustion engine body, but the method has the problems that an electric device is required to be added, the energy is additionally consumed, a rotating part is required, the liquid medium corrodes a pipeline container and the like, so the working of the internal combustion engine is influenced by the damage of the electric appliance and the rotating part, even the internal combustion engine is completely damaged to stop working, the internal combustion engine needs to dissipate the heat more economically and more safely and reliably to ensure the normal operation of the internal combustion engine, thereby ensuring the normal operation of other devices driven by the internal combustion engine, the existing heat dissipation technical scheme of the internal combustion engine has the problems, and inspection and maintenance are often needed, so design improvement is needed.
Disclosure of Invention
The invention aims to provide a method and a device for heat dissipation of an internal combustion engine, and particularly relates to a method and a device for heat dissipation of an internal combustion engine, which directly drive gas near the internal combustion engine to flow by utilizing heat energy and kinetic energy contained in exhaust gas of the internal combustion engine, so that the internal combustion engine can utilize the energy wasted by the internal combustion engine without extra energy consumption and without rotating parts, and the purpose of helping the internal combustion engine to dissipate heat is achieved.
In order to achieve the purpose, the method is realized by the following technical scheme: a heat dissipation method for internal combustion engine features that the gas exhausted from exhaust pipe is used to drive the air in guide pipe to flow, so speeding up the air flow and heat dissipation of internal combustion engine.
The internal combustion engine heat dissipation device comprises a flow guide pipeline, wherein an opening at the air inlet end of the flow guide pipeline is close to and wraps the internal combustion engine in a half wrapping mode, an opening at the air outlet end of the flow guide pipeline and an opening of an exhaust pipeline form an inner duct type sleeve and an outer duct type sleeve, and gas exhausted from the internal combustion engine is exhausted from one duct of the duct type sleeves to drive air of the other duct of the flow guide pipeline connected with the duct type sleeve to flow at an accelerated speed, so that the air near the internal combustion engine flows at an accelerated speed to dissipate heat of the internal combustion engine at an accelerated speed.
The inner pipe orifice of the inner and outer duct type sleeve retracts compared with the outer pipe orifice, and the structure is favorable for the interaction of inner and outer duct fluid in the outer pipe.
The inner pipe of the inner and outer duct type sleeve is at least provided with 2 branch pipes, and the plurality of branch pipes are arranged so that the fluid of the inner and outer ducts can interact at a plurality of positions, and the interaction is more uniform and effective.
The inner pipe of the inner and outer duct type sleeve is connected with an exhaust pipeline of the internal combustion engine, the outer pipe of the inner and outer duct type sleeve is connected with a diversion pipeline, the arrangement is that the exhaust of the internal combustion engine is discharged through the inner duct of the inner and outer duct type sleeve, and the exhaust of the internal combustion engine and the outer duct fluid of the inner and outer duct type sleeve act to drive the fluid of the outer duct and the fluid of the inner duct to move in one direction, when the outer pipe is connected with the diversion pipeline, the fluid of the outer duct, namely air, flows, and acts on the air near the internal combustion engine to flow with higher speed through the diversion pipeline, so that the heat dissipation of the internal combustion engine is accelerated.
The automatic valve is arranged on the diversion pipeline and connected with a temperature control system of the internal combustion engine, the diversion pipeline is closed when the internal combustion engine does not need to be cooled, and the diversion pipeline is opened when the internal combustion engine needs to be cooled.
The air inlet end of the diversion pipeline is provided with a diversion dividing pipeline which is connected with at least one of a radiating fin and a circuit component of the internal combustion engine and is provided with an automatic valve to control the opening or closing of the diversion dividing pipeline.
The beneficial effect of this application lies in: by adopting the method and the device for heat dissipation of the internal combustion engine, the medium in the radiator driven by the water pump of most of the existing internal combustion engines flows, the heat dissipation method of the radiator blown by the electronic fan is utilized, the backflow pipeline and the exhaust pipeline of the internal combustion engine are combined into a bypass structure, the purpose of accelerating heat dissipation of the internal combustion engine is achieved by utilizing the heat and kinetic energy of the gas exhausted when the internal combustion engine works, and compared with the prior art, the method and the device for heat dissipation of the internal combustion engine have the following advantages: the first is to utilize the waste exhaust resource in the working of the internal combustion engine, without extra consumption of electricity and fuel; secondly, the method and the device do not contain rotating parts and electronic electric parts, only the interaction between the fluids in the pipelines is needed, and the internal combustion engine cannot be damaged due to the rotation and the failure of electronic equipment, so that the maintenance-free operation can be carried out for a long time; thirdly, the method and the device reduce equipment and save cost; fourthly, compared with the existing heat dissipation method of the internal combustion engine, the method and the device can also dissipate heat of other parts at the same time; therefore, the method and the device can ensure safe and stable operation of the internal combustion and the heat dissipation system of the internal combustion.
Drawings
FIG. 1 is a schematic illustration of a heat sink for an internal combustion engine according to the present application;
FIG. 2 is a schematic illustration of a heat sink for an internal combustion engine having a manifold according to the present application;
FIG. 3 is a schematic end view of FIG. 2 with a tube section of the present application;
FIG. 4 is a schematic illustration of an engine heat sink with an exhaust pipe in the outer pipe according to the present application;
FIG. 5 is a schematic illustration of the heat sink of the present application of FIG. 4 with a split tube internal combustion engine;
FIG. 6 is a schematic view of another engine heat sink of the present application;
in the figure, 1 is an internal combustion engine, 2 is an exhaust pipe, 3 is an inner pipe, 4 is an outer pipe, 5 is an internal combustion engine air inlet pipe, 6 is a flow guide cover, 7 is a branch pipe, 8 is a first electromagnetic valve, 9 is a second electromagnetic valve, 10 is a radiator, 11 is a branch flow guide pipe, and 12 is an air inlet hole.
Detailed Description
The present application is further described below with reference to specific embodiments, fig. 1 is a schematic diagram of a heat dissipation device of an internal combustion engine of the present application, in which fig. 1 is an internal combustion engine, the internal combustion engine 1 includes an exhaust pipe 2 and an intake pipe 5 of the internal combustion engine, combustion-supporting gas enters the internal combustion engine through the intake pipe 5 of the internal combustion engine, and is mixed with fuel to burn and do work outwards, and exhaust gas is exhausted from the exhaust pipe 2, other accessories of the internal combustion engine 1 are not shown in the present drawing, an outlet portion of the exhaust pipe 2 forms an inner pipe 3, and forms an inner and outer ducted casing structure with an outer pipe 4, a nebula space of the inner pipe 3 is an inner duct, a space between the inner pipe 3 and the outer pipe 4 is an outer duct, the outer pipe 4 extends to the periphery of the internal combustion engine 1 to form a semi-enclosed structure, which is called a diversion cover 6, the inner pipe 3 is retracted a certain distance from the outer pipe 4, when the internal combustion engine 1 is in operation, the exhaust pipe 2 exhausts exhaust gas, the exhaust gas is ejected from the inner pipe 3 at a certain speed and with a certain amount of heat, the gas in the inner duct has a high flow speed, the fluid pressure with the high flow speed is low according to the Bernoulli principle, so the inner duct forms a low-pressure area, the gas in the outer duct flows from the high-pressure area to the low-pressure area, so the heat and the kinetic energy of the exhaust gas are transferred to the gas in the outer duct, the gas in the inner duct and the gas in the outer duct are discharged together, the outer pipe 4 extends to the vicinity of the internal combustion engine all the time, a semi-surrounding structure is formed at the periphery of the internal combustion engine 1, the gas flowing in the outer duct flows in from the gap of the flow guide cover 6, the gas accelerates to pass through the periphery of the internal combustion engine 1, and the heat of the internal combustion engine 1 is taken away.
FIG. 2 is a schematic illustration of a heat sink for an internal combustion engine having a manifold according to the present application; this figure 2 is the structure of improving on the basis of figure 1, mainly set up the branch pipe 7 at the oral area of blast pipe 2, the branch pipe 7 that shows in the figure is 3, can increase in the practical application and reduce the quantity of branch pipe 7, set up branch pipe 7 and can pass through each mouth blowout of branch pipe 7 with the waste gas of blast pipe 2 exhaust, make the waste gas evenly distributed in the radial space of outer tube 4 that has certain heat and speed, make the gas of outer duct can mix rapidly with the gas of inner duct, the kinetic energy of transfer heat, raise the efficiency, therefore can increase the gas flow rate of outer duct, increase the flowrate of the inlet gas of kuppe 6 department that sets up around internal-combustion engine 1 promptly, raise the radiating efficiency to internal-combustion engine 1.
FIG. 3 is a schematic end view of FIG. 2 with a tube section of the present application; seen from the end face of the appearance 4, the distribution situation of the inner branch pipes 7 can be clear, 3 branch pipes 7 are arranged in the drawing, the 3 branch pipes 7 are uniformly distributed in the radial inner space of the outer pipe 4, and gas entering the outer duct flows through the outer side of the branch pipes 7 and also flows through the space between the branch pipes 7, so that the positions of exchanging heat and kinetic energy between the gas are increased, and the efficiency is improved.
FIG. 4 is a schematic illustration of an engine heat sink with an exhaust pipe in the outer pipe according to the present application; in the drawing, the exhaust gas discharged from the exhaust pipe 2 is discharged through the outer pipe 4, the inner pipe 3 extends to the vicinity of the internal combustion engine 1 and forms a semi-enclosed structure at the periphery of the internal combustion engine 1, the gas flowing through the outer duct flows in from the gap of the air guide sleeve 6, accelerates to pass through the periphery of the internal combustion engine 1 and takes away the heat of the internal combustion engine 1, the drawing 4 has the same principle as the drawing 1, and the description is omitted, so that the arrangement is convenient for different application embodiments and the specific arrangement of the structure is convenient.
FIG. 5 is a schematic illustration of the heat sink of the present application of FIG. 4 with a split tube internal combustion engine; the figure 5 is an improvement of the figure 4, mainly comprising a branch pipe 7, which increases the gas flow rate of the outer duct and improves the heat dissipation efficiency of the internal combustion engine 1, and has the same principle as the figure 2.
FIG. 6 is a schematic view of another engine heat sink of the present application; in the figure, 1 is an internal combustion engine, 2 is an exhaust pipe, 4 is an outer pipe, 5 is an air inlet pipe of the internal combustion engine, 6 is a flow guide cover, 7 is a branch pipe, 8 is a first electromagnetic valve, 9 is a second electromagnetic valve, 10 is a radiator, 11 is a flow guide branch pipe, and 12 is an air inlet hole, in the figure, the first electromagnetic valve 8 and the second electromagnetic valve 9 are arranged and respectively control the conduction or the closing of the respective pipelines, so as to adapt to the conditions of the internal combustion engine 1 in different working states, the flow guide branch pipe 11 is arranged to extend to the vicinity of a radiating fin 10 of the internal combustion engine 1 and semi-surround the radiating fin 10, the radiating fin 10 is connected with the internal combustion engine through a radiating medium in the internal combustion engine, the heat generated by the internal combustion engine 1 is taken away through the circulation of the radiating medium, the flow guide branch flow pipe 11 can accelerate the gas flow near the radiating fin 10 by using the same principle, so as to accelerate the heat radiation of the radiating fin 10, in the starting stage or the stage of the internal combustion engine 1 with very low ambient temperature, the electromagnetic valve 8 and the electromagnetic valve 9 are closed, the gas circulation near the internal combustion engine 1 is reduced, the temperature of the internal combustion engine 1 is favorably improved, the temperature of the internal combustion engine 1 reaches a set temperature, the required electromagnetic valve is opened to conduct the gas in the guide pipe to flow in an accelerating mode, the heat dissipation of the internal combustion engine 1 is accelerated, the gas inlet holes 12 are arranged to accelerate the driving of the gas aiming at different positions of the internal combustion engine 1, the position of the gas entering is adjusted, and the position of the gas entering is enabled to be better dissipated.
The end of the outer pipe close to the internal combustion engine can be provided with a plurality of air inlet holes, air is fed from different positions of the internal combustion engine, and therefore balanced heat dissipation can be achieved for different parts of the internal combustion engine.
The internal combustion engine heat dissipation method and the internal combustion engine heat dissipation device can be widely applied to the fields of automobiles with internal combustion engines, industry, agriculture, national defense and the like.
The present application is described herein by way of selected embodiments only, and in practical applications, the exhaust, intake and auxiliary radiators of the engine are respectively connected with the relevant structures of the engine, and the exhaust, intake and auxiliary radiators of the engine are connected with the engine without direct communication.
Claims (9)
1. A heat dissipation method for internal combustion engine features that the gas exhausted by exhaust pipe is used to drive the air in guide pipe to flow, so speeding up the air flow near the internal combustion engine.
2. A method of dissipating heat from an internal combustion engine as recited in claim 1, wherein: the method can accelerate the heat dissipation of the internal combustion engine body and can also be used for dissipating heat of matching parts of the internal combustion engine.
3. A heat sink for an internal combustion engine, comprising: the internal combustion engine heat dissipation device comprises a flow guide pipeline, wherein an opening at the air inlet end of the flow guide pipeline is close to and wraps the internal combustion engine in a half wrapping mode, an opening at the air outlet end of the flow guide pipeline and an opening of an exhaust pipeline form an inner duct type sleeve and an outer duct type sleeve, gas exhausted from the internal combustion engine is exhausted from one duct of the duct type sleeves, the air of the other duct of the flow guide pipeline connected with the duct type sleeve is driven to flow in an accelerated mode, and therefore air near the internal combustion engine flows in an accelerated mode to dissipate heat of the internal combustion engine in an accelerated mode.
4. A heat dissipating device for an internal combustion engine according to claim 3, wherein: the inner pipe orifice of the inner and outer ducted sleeves retracts compared with the outer pipe orifice.
5. A heat dissipating device for an internal combustion engine according to claim 3, wherein: the inner pipe of the inner and outer duct type casing pipe is at least provided with 2 branch pipes.
6. A heat dissipating device for an internal combustion engine according to claim 3, wherein: the inner pipe of the inner and outer duct type sleeve is connected with an exhaust pipeline of the internal combustion engine, and the outer pipe of the inner and outer duct type sleeve is connected with a diversion pipeline.
7. A heat dissipating device for an internal combustion engine according to claim 3, wherein: the automatic valve is arranged on the diversion pipeline and connected with a temperature control system of the internal combustion engine, the diversion pipeline is closed when the internal combustion engine does not need to be cooled, and the diversion pipeline is opened when the internal combustion engine needs to be cooled.
8. A heat dissipating device for an internal combustion engine according to claim 3, wherein: the air inlet end of the diversion pipeline is provided with a diversion dividing pipeline which is connected with at least one of a radiating fin and a circuit part of the internal combustion engine and is provided with an automatic valve for controlling the opening or closing of the diversion dividing pipeline.
9. A heat dissipating device for an internal combustion engine according to claim 3, wherein: the air inlet end of the diversion pipeline is provided with an air inlet hole, and the part of the air entering the diversion pipeline is adjusted to accelerate the heat dissipation of different parts of the internal combustion engine.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110588101.5A CN114622979A (en) | 2021-05-28 | 2021-05-28 | Heat dissipation method and device for internal combustion engine |
| PCT/CN2022/095823 WO2022247948A1 (en) | 2021-05-28 | 2022-05-28 | Heat dissipation method and device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110588101.5A CN114622979A (en) | 2021-05-28 | 2021-05-28 | Heat dissipation method and device for internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114622979A true CN114622979A (en) | 2022-06-14 |
Family
ID=81897564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110588101.5A Pending CN114622979A (en) | 2021-05-28 | 2021-05-28 | Heat dissipation method and device for internal combustion engine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114622979A (en) |
| WO (1) | WO2022247948A1 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445266A1 (en) * | 1974-09-21 | 1976-04-08 | Peterek Hubert Erich Dipl Ing | METHOD AND EQUIPMENT FOR OPERATING FOUR-STROKE PISTON ENGINEERING MACHINES |
| JPH0735723B2 (en) * | 1987-05-22 | 1995-04-19 | 義明 角田 | Cooling mechanism for internal combustion engine |
| AU604586B2 (en) * | 1987-12-03 | 1990-12-20 | Yoshiaki Kakuta | Exhaust gas stream accelerator for internal combustion engine and suction type air cooling mechanism for internal combustion engine using the same accelerator |
| GB2233037B (en) * | 1988-11-26 | 1993-08-11 | James David Coleman | Combustion engines |
| CN202073626U (en) * | 2011-03-30 | 2011-12-14 | 蒋万文 | Auxiliary radiating device utilizing exhaust gas of internal combustion engine as power |
| CN111287832A (en) * | 2017-08-29 | 2020-06-16 | 熵零技术逻辑工程院集团股份有限公司 | Cooling device for internal combustion engine |
| CN110657028A (en) * | 2019-11-12 | 2020-01-07 | 江苏徐工工程机械研究院有限公司 | Power cabin device and engineering machinery |
| CN214944540U (en) * | 2021-05-28 | 2021-11-30 | 米建军 | Heat radiator for internal combustion engine |
-
2021
- 2021-05-28 CN CN202110588101.5A patent/CN114622979A/en active Pending
-
2022
- 2022-05-28 WO PCT/CN2022/095823 patent/WO2022247948A1/en unknown
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| WO2022247948A1 (en) | 2022-12-01 |
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