CN113958393A - Waste gas intercepting and heat transferring recycling device and method for hybrid electric vehicle - Google Patents
Waste gas intercepting and heat transferring recycling device and method for hybrid electric vehicle Download PDFInfo
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- CN113958393A CN113958393A CN202111577535.1A CN202111577535A CN113958393A CN 113958393 A CN113958393 A CN 113958393A CN 202111577535 A CN202111577535 A CN 202111577535A CN 113958393 A CN113958393 A CN 113958393A
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- 239000002912 waste gas Substances 0.000 title claims abstract description 40
- 238000004064 recycling Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 124
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000002699 waste material Substances 0.000 claims abstract description 11
- 239000002918 waste heat Substances 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 71
- 238000001816 cooling Methods 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 19
- 239000002826 coolant Substances 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010985 leather Substances 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 238000007710 freezing Methods 0.000 abstract description 4
- 230000008014 freezing Effects 0.000 abstract description 4
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000002411 adverse Effects 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 239000000110 cooling liquid Substances 0.000 description 6
- 238000004880 explosion Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 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
- 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
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L7/00—Rotary or oscillatory slide valve-gear or valve arrangements
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
- F01N3/043—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids without contact between liquid and exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B33/00—Engines characterised by provision of pumps for charging or scavenging
- F02B33/32—Engines with pumps other than of reciprocating-piston type
- F02B33/34—Engines with pumps other than of reciprocating-piston type with rotary pumps
- F02B33/40—Engines with pumps other than of reciprocating-piston type with rotary pumps of non-positive-displacement type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/02—Drives of pumps; Varying pump drive gear ratio
- F02B39/08—Non-mechanical drives, e.g. fluid drives having variable gear ratio
- F02B39/10—Non-mechanical drives, e.g. fluid drives having variable gear ratio electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/03—EGR systems specially adapted for supercharged engines with a single mechanically or electrically driven intake charge compressor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/17—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system
- F02M26/21—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system with EGR valves located at or near the connection to the intake system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/52—Systems for actuating EGR valves
- F02M26/53—Systems for actuating EGR valves using electric actuators, e.g. solenoids
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention discloses a waste gas interception and heat transfer recycling device and method for a hybrid electric vehicle, and relates to the technical field of automobile waste recycling. The method aims to solve the problems that about one third of energy released by automobile fuel combustion is effectively utilized, the rest energy is dissipated or discharged into the atmosphere, the grade of automobile waste heat is low, energy recovery is difficult, energy is greatly wasted, and adverse environmental influence is caused. The utility model provides a hybrid electric vehicle waste gas damps heat transfer and recycles device and method, includes damming device and heat transfer and utilizes the device, and the damming valve other end passes through pipeline and circulation mechanism one side fixed connection, and the heat transfer utilizes the device to include heat exchanger and water tank, and inlet tube and outlet pipe respectively with heat exchanger one side fixed connection, heat the water in the water tank through outer crossover pipe, the effectual utilization efficiency that improves the waste gas heat, guarantee that the water in the water tank is difficult for freezing in cold season, guarantee water cycle.
Description
Technical Field
The invention relates to the technical field of automobile waste recycling, in particular to a waste gas intercepting and heat transferring recycling device and method for a hybrid electric automobile.
Background
The proportion of automobile energy consumption in total energy consumption is higher and higher, the energy consumed by automobiles is mainly petroleum fuel, and China is a country with relatively short petroleum storage capacity. With the rapid development of the automobile industry in China, the improvement of the effective utilization rate of automobile fuel and the reduction of environmental pollution have important strategic significance in China. Therefore, the automobile is changed from a pure fuel oil automobile to a hybrid power automobile, and the energy conservation of the automobile is realized. However, most hybrid electric vehicles on the market still have the following problems:
1. only about one third of energy released by automobile fuel combustion is effectively utilized, the rest energy is dissipated or discharged into the atmosphere, the grade of automobile waste heat is low, energy recovery is difficult, energy is greatly wasted, and adverse environmental influence is brought;
2. the traditional automobile waste intercepting and heat transferring recycling device is large in size, heavy, difficult to install, low in working efficiency, poor in vibration resistance and impact resistance, incapable of adapting to the automobile running environment and greatly shortened in service life;
3. the traditional automobile waste intercepting and heat transferring recycling device causes the engine to work to generate faults, influences the working characteristics of the engine, reduces the dynamic property and the economical efficiency of the engine, easily causes potential safety hazards, greatly improves the accident rate and reduces the use safety of automobiles.
Disclosure of Invention
The invention aims to provide a waste gas intercepting and heat transferring recycling device and a waste gas intercepting and heat transferring recycling method for a hybrid electric vehicle, which have the advantages of compact integral structure, small volume, light weight and high efficiency, water in a water tank is heated through an outer exchange pipe, waste gas discharged from a hot gas pipeline flows from top to bottom, heat is transferred to the water in the outer exchange pipe through a pipe wall, the water temperature is gradually increased, the upper end of a heat exchanger has high temperature, the lower end of the heat exchanger has low temperature, and the heat exchanger generates circulating flow in the direction opposite to the hot gas flow from bottom to top, so that the waste gas heat utilization efficiency is effectively improved, meanwhile, the waste gas is cooled, the working strength of a cooling tank is reduced, the water in the water tank is ensured not to be easily frozen in cold seasons, the water circulation is ensured, the high-pressure explosion danger caused by the freezing of the water is avoided, the use safety of the vehicle is greatly improved, and the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a hybrid electric automobile waste gas damps heat transfer and recycles device, utilize the device including cut-off equipment and heat transfer, cut-off equipment one side and heat transfer utilize the device to pass through pipeline fixed connection, cut-off equipment includes the stop pipe, stop valve and circulation mechanism, surface mounting has air quality detector on one side of the stop pipe, the solenoid valve is installed to stop pipe one end, the other end lower surface divides a tub fixed connection with damming, the branch pipe lower extreme and stop valve one side fixed connection dams, the stop valve other end passes through pipeline and circulation mechanism one side fixed connection, the heat transfer utilizes the device to include heat exchanger and water tank, the water tank lower surface is provided with inlet tube and outlet pipe respectively, inlet tube and outlet pipe respectively with heat exchanger one side fixed connection.
Further, heat exchanger includes hot gas pipeline and outer exchange tube, outer exchange tube center be provided with the fixed slot of hot gas pipeline looks adaptation, hot gas pipeline and outer exchange tube nested connection, hot gas pipeline upper end and shutoff pipe one side fixed connection, the middle part is placed in the water tank to inlet tube one end export runs through water tank lower surface one side, the inlet tube other end and outer exchange tube one side upper end fixed connection, the inlet tube is close to and installs circulating water pump on outer exchange tube one side, outlet pipe one end lower surface and water tank lower surface opposite side fixed connection, the outlet pipe other end and outer exchange tube one side lower extreme fixed connection.
Further, the steam pipeline lower extreme passes through pipeline and cooler bin one side fixed connection, bolt and coolant liquid interface fixed connection are passed through to cooler bin upper surface one side, coolant liquid interface lower extreme and coolant liquid pipe fixed connection, be provided with the cooling tube in the cooler bin, the coolant liquid pipe is the heliciform winding and runs through cooler bin one side and waste liquid pipeline fixed connection at the cooler tube outer wall, coolant liquid interface upper end and waste liquid pipeline one side are respectively through pipeline and coolant liquid tank fixed connection, the cooler bin sets up the accessory of making with the heat conduction material, cooling tube one end is linked together through pipeline and circulation mechanism one side.
Further, the circulating mechanism comprises a circulating driving device, a piston box and a flow dividing device, one side of the circulating driving device is fixedly connected with the piston box, positioning columns corresponding to the flow dividing device are arranged on the upper surface of the piston box respectively, the flow dividing device is fixedly connected with the piston box through bolts respectively, a through hole matched with the flow dividing device is formed in one side of the piston box, the inner wall of the piston box is arranged to be a hollow box body, a piston body is arranged in the piston box, the piston body is connected with the piston box in a nested sliding mode, the flow dividing device is arranged to be four, and the flow dividing device is arranged on one side of the piston box in parallel.
Furthermore, the circulating driving device comprises a driving motor and an air pump, one side of the driving motor is fixedly connected with a main driving wheel through a motor shaft, one side of the air pump is fixedly connected with a driven rotating wheel through a transmission shaft, the main driving wheel and the driven rotating wheel are respectively connected with leather rings in an embedded mode, an impeller is installed in the air pump, the lower surfaces of the driving motor and the air pump are respectively fixedly connected with a main fixing base through bolts, and two sides of the lower surface of the main fixing base are respectively fixedly connected with a damping block through bolts.
Further, the flow dividing device comprises a flow dividing pipe and a flow dividing valve, the lower end of the flow dividing pipe is fixedly connected with one side of the flow dividing valve through bolts respectively, the upper surface of the flow dividing valve is provided with a pressure regulating pipe respectively, one end of the pressure regulating pipe is fixedly connected with a pressure relief pipeline through bolts respectively, the center of the other side of the flow dividing valve is provided with an air valve respectively, the center of the flow dividing valve is provided with an exhaust through hole, the air valve is arranged in a semicircular shape corresponding to the exhaust through hole, one side of the air valve is movably connected with a fixed shaft through a pin shaft respectively, and the other side of the flow dividing valve is fixedly connected with the engine through bolts respectively.
Furthermore, the shutoff valve is an electric control EGR valve, the lower surface of the shutoff valve is fixedly connected with the side fixing base through bolts, one side of the shutoff valve is fixedly connected with the controller through bolts, one side of the controller is fixedly connected with the lower end of the shutoff branch pipe through bolts, the other side of the controller is fixedly connected with the air return pipeline through bolts, and one side of the air return pipeline is fixedly connected with one side of the piston box.
Further, water tank upper surface one side is provided with the filler, filler upper end outer wall is provided with the external screw thread, the filler passes through external screw thread and tank lid meshing, water tank one side is respectively through bolt and fixed ear seat fixed connection, be provided with the screw hole on the fixed ear seat respectively, fixed ear seat, main unable adjustment base and side unable adjustment base constitute triangle fixed knot and construct, main unable adjustment base and side unable adjustment base lower surface are on same surface of water, fixed ear seat one side and main unable adjustment base and side unable adjustment base one side are respectively on same plane of plumb.
Furthermore, temperature detectors are respectively arranged on one sides of the heat exchanger and the shutoff valve, the temperature detector on one side of the heat exchanger is connected with the shutoff valve through signal transmission, and the temperature detector on one side of the shutoff valve is connected with the electromagnetic valve through signal transmission.
The invention provides another technical scheme, and a recycling method of a waste gas intercepting and heat transferring recycling device of a hybrid electric vehicle comprises the following steps:
the method comprises the following steps: the waste gas in the exhaust pipe is transmitted into a hot gas pipeline through the shutoff pipe, the hot gas pipeline exchanges heat with the water in the external exchange pipe, and the water in the water tank is discharged into the external exchange pipe through the water outlet pipe;
step two: the hot water after heat exchange is conveyed into the water tank through the water inlet pipe, the heat in the waste gas is recycled, the water in the water tank is heated, waste heat is effectively utilized, the water in the water tank is not easy to freeze in cold seasons, and water circulation is ensured;
step three: the waste gas after the heat transfer is further cooled down through the cooling box by the lower end of the hot gas pipeline, the cooled waste gas is conveyed to the circulating mechanism, and the internal waste gas is conveyed to the flow dividing device through the cut-off valve to supply air to the engine.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a device and a method for recycling waste gas of a hybrid electric vehicle by intercepting and transferring heat, which has compact integral structure, small volume, light weight and high efficiency, heats water in a water tank through an outer exchange pipe, the discharged waste gas in a hot gas pipeline flows from top to bottom, heat is transferred to the water in the outer exchange pipe through a pipe wall, the water temperature is gradually increased, the upper end temperature of a heat exchanger is high, the lower end temperature of the heat exchanger is low, the heat flows in a reverse hot gas flow direction from bottom to top, the utilization efficiency of the waste gas heat is effectively improved, simultaneously, the waste gas is cooled, the working strength of a cooling box is reduced, the water in the water tank is not easy to freeze in cold seasons, the water circulation is ensured, the high-pressure explosion danger caused by the freezing of the water is avoided, the use safety of the vehicle is greatly improved, the waste gas is cooled through the cooling box, and the cooled waste gas enters a circulation mechanism, the stable operation of the circulating mechanism is ensured, powerful guarantee is provided for the circulating mechanism, the driving motor drives the main driving wheel and the driven rotating wheel to rotate, the impeller is driven to rotate by the rotation of the driven rotating wheel, the impeller rotates to inject gas into or extract gas from the piston box, so that the piston motion is realized, the cut-off valve controls the internal waste gas to be conveyed to the flow dividing device for supplying gas to the engine, the valve is folded outwards under the action of pressure and opened to exhaust the gas into the engine, when the pressure is overlarge, the pressure regulating pipe is used for regulating and exhausting the gas, so that the stable gas supply of the engine is ensured, the working characteristics of the engine are not influenced, the dynamic property and the economical efficiency of the engine are improved, the fixing lug seat, the main fixing base and the side fixing base form a triangular fixing structure, the lower surfaces of the main fixing base and the side fixing base are on the same water surface, one side of the fixing lug seat and one side of the main fixing base and the side fixing base are respectively on the same vertical surface, the stability of the device is greatly improved through the triangular fixing structure, the device is suitable for the running environment of an automobile, the anti-vibration performance and the anti-impact performance are greatly improved, and the service life of the device is effectively prolonged.
Drawings
FIG. 1 is a perspective view of the overall construction of the present invention;
FIG. 2 is a perspective view of the heat transfer utilization device of the present invention;
FIG. 3 is a side cross-sectional view of the heat transfer utilization device of the present invention;
FIG. 4 is a cross-sectional perspective view of the cooling box of the present invention;
FIG. 5 is a perspective view of the circulation mechanism of the present invention;
FIG. 6 is a perspective view of the circulation driving device of the present invention connected to a piston body;
FIG. 7 is a perspective view of the piston box of the present invention in connection with a shut off valve;
fig. 8 is a perspective view of the diverter valve of the present invention.
In the figure: 1. a flow cut-off device; 11. a shutoff pipe; 12. a shut-off valve; 121. a side fixing base; 122. a controller; 123. a return air duct; 13. a circulating mechanism; 131. a circulation driving device; 1311. a drive motor; 1312. an air pump; 1313. a main transmission wheel; 1314. a driven rotating wheel; 1315. a leather collar; 1316. a main stationary base; 1317. a damper block; 132. a piston case; 133. a flow divider; 1331. a shunt tube; 1332. a flow divider valve; 1333. a pressure regulating pipe; 1334. an air valve; 1335. a fixed shaft; 134. a piston body; 135. a positioning column; 14. an air quality detector; 15. intercepting and distributing pipes; 2. heat transfer utilization means; 21. a heat exchanger; 211. a hot gas line; 212. an outer exchange tube; 22. a water tank; 221. a water filling port; 222. fixing the ear seat; 23. a water inlet pipe; 24. a water outlet pipe; 25. a water circulating pump; 26. a cooling tank; 261. a coolant interface; 262. a coolant tube; 263. a cooling tube; 264. a waste liquid pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a waste gas intercepting and heat transferring recycling device for a hybrid electric vehicle comprises an intercepting device 1 and a heat transferring and utilizing device 2, wherein one side of the intercepting device 1 is fixedly connected with the heat transferring and utilizing device 2 through a pipeline, the intercepting device 1 comprises an intercepting pipe 11, an intercepting valve 12 and a circulating mechanism 13, an air quality detector 14 is arranged on the upper surface of one side of the intercepting pipe 11, the quality of discharged waste gas is detected through the air quality detector 14 to provide discharge data for the vehicle, an electromagnetic valve is arranged at one end of the intercepting pipe 11, the lower surface of the other end of the intercepting pipe is fixedly connected with an intercepting branch pipe 15, the lower end of the intercepting branch pipe 15 is fixedly connected with one side of the intercepting valve 12, the other end of the intercepting valve 12 is fixedly connected with one side of the circulating mechanism 13 through a pipeline, the heat transferring and utilizing device 2 comprises a heat exchanger 21 and a water tank 22, a water filling port 221 is arranged on one side of the upper surface of the water tank 22, and an external thread is arranged on the outer wall of the upper end of the water filling port 221, the water filling port 221 is engaged with the water tank cover through an external thread, one side of the water tank 22 is fixedly connected with a fixed lug 222 through a bolt, the fixed lug 222 is provided with a threaded hole, the lower surface of the water tank 22 is provided with a water inlet pipe 23 and a water outlet pipe 24, the water inlet pipe 23 and the water outlet pipe 24 are fixedly connected with one side of the heat exchanger 21, the heat exchanger 21 comprises a hot gas pipeline 211 and an outer exchange pipe 212, the center of the outer exchange pipe 212 is provided with a fixed groove matched with the hot gas pipeline 211, the hot gas pipeline 211 is nested with the outer exchange pipe 212, the upper end of the hot gas pipeline 211 is fixedly connected with one side of the cut-off pipe 11, the outlet at one end of the water inlet pipe 23 penetrates through one side of the lower surface of the water tank 22 and is placed in the middle part of the water tank 22, the other end of the water inlet pipe 23 is fixedly connected with the upper end of one side of the outer exchange pipe 212, the water inlet pipe 23 is provided with a circulating water pump 25 on the side close to the outer exchange pipe 212, the lower surface of one end of the water outlet pipe 24 is fixedly connected with the other side of the lower surface of the water tank 22, the other end of the water outlet pipe 24 is fixedly connected with the lower end of one side of the outer exchange pipe 212, the lower end of the hot gas pipeline 211 is fixedly connected with one side of the cooling tank 26 through a pipeline, water in the water tank 22 is heated through the outer exchange pipe 212, exhaust gas discharged from the hot gas pipeline 211 flows from top to bottom, heat is transferred to the water in the outer exchange pipe 212 through the pipe wall, the water temperature is gradually increased, the upper end of the heat exchanger 21 is high in temperature, the lower end of the heat exchanger 21 is low in temperature, circular flow in the direction opposite to the hot gas flow from bottom to top is generated, the utilization efficiency of the heat of the exhaust gas is effectively improved, meanwhile, the temperature of the exhaust gas is reduced, the working strength of the cooling tank 26 is reduced, the water in the water tank 22 is not easy to freeze in cold seasons, the water circulation is ensured, the high-pressure explosion danger caused by freezing of the water is avoided, the use safety of the automobile is greatly improved, one side of the upper surface of the cooling tank 26 is fixedly connected with the cooling liquid interface 261 through a bolt, the lower end of the cooling liquid interface 261 is fixedly connected with a cooling liquid pipe 262, a cooling pipe 263 is arranged in the cooling box 26, the cooling liquid pipe 262 is spirally wound on the outer wall of the cooling pipe 263 and penetrates through one side of the cooling box 26 to be fixedly connected with a waste liquid pipeline 264, the upper end of the cooling liquid interface 261 and one side of the waste liquid pipeline 264 are respectively fixedly connected with the cooling liquid box through pipelines, the cooling box 26 is provided with a fitting made of heat conduction materials, one end of the cooling pipe 263 is communicated with one side of the circulating mechanism 13 through a pipeline, temperature detectors are respectively arranged at one sides of the heat exchanger 21 and the shutoff valve 12, the temperature detector at one side of the heat exchanger 21 is connected with the shutoff valve 12 through signal transmission, the temperature detector at one side of the shutoff valve 12 is connected with an electromagnetic valve through signal transmission, the cooling box 26 is used for cooling the waste gas, the cooled waste gas enters the circulating mechanism 13, and the stable operation of the circulating mechanism 13 is ensured, and powerful guarantee is provided for the circulating mechanism 13.
Referring to fig. 5-8, the circulating mechanism 13 includes a circulating driving device 131, a piston box 132 and a flow dividing device 133, one side of the circulating driving device 131 is fixedly connected to the piston box 132, positioning posts 135 corresponding to the flow dividing device 133 are respectively disposed on the upper surface of the piston box 132, the flow dividing device 133 is respectively fixedly connected to the piston box 132 through bolts, through holes adapted to the flow dividing device 133 are disposed on one side of the piston box 132, the inner wall of the piston box 132 is a hollow box, a piston body 134 is disposed in the piston box 132, the piston body 134 is slidably connected to the piston box 132 in an embedded manner, the flow dividing devices 133 are four and are respectively disposed on one side of the piston box 132 in parallel, the circulating driving device 131 includes a driving motor 1311 and an air pump 1312, one side of the driving motor 1311 is fixedly connected to a main driving wheel 1313 through a motor shaft, one side of the air pump 1312 is fixedly connected to a driven rotating wheel 1314 through a transmission shaft, the main driving wheel 1313 and the driven rotating wheel 1314 are respectively connected with a leather ring 1315 in an embedded manner, an impeller is installed in the air pump 1312, the lower surfaces of the driving motor 1311 and the air pump 1312 are respectively and fixedly connected with the main fixing base 1316 through bolts, two sides of the lower surface of the main fixing base 1316 are respectively and fixedly connected with the damping block 1317 through bolts, the flow dividing device 133 comprises a flow dividing pipe 1331 and a flow dividing valve 1332, the lower end of the flow dividing pipe 1331 is respectively and fixedly connected with one side of the flow dividing valve 1332 through bolts, the upper surface of the flow dividing valve 1332 is respectively provided with a pressure regulating pipe 1333, one end of the pressure regulating pipe 1333 is respectively and fixedly connected with a pressure relief pipeline through bolts, the center of the other side of the flow dividing valve 1332 is respectively provided with an air valve 1334, the center of the flow dividing valve 1332 is provided with an exhaust through hole, the air valve 1334 is in a semicircular shape corresponding to the exhaust through hole, one side of the air valve 1334 is respectively and movably connected with the fixed shaft through a pin shaft, the periphery of the other side of the flow dividing valve 1332 is respectively and fixedly connected with an engine through bolts, the main driving wheel 1313 and the driven rotating wheel 1314 are driven to rotate by the driving motor 1311, the driven rotating wheel 1314 is driven to rotate, the impeller rotates to inject gas into or extract gas from the piston box 132, so that piston motion is realized, the shutoff valve 12 controls internal waste gas to be conveyed to the flow dividing device 133 for engine gas supply, the valve 1334 is folded outwards and opened under the action of pressure and exhausts the gas into the engine, when the pressure is overlarge, the pressure regulating pipe 1333 is used for pressure regulating and exhausting to ensure stable gas supply of the engine without influencing the working characteristics of the engine, the shutoff valve 12 is an electrically controlled EGR valve, the lower surface of the shutoff valve 12 is fixedly connected with the side fixing base 121 through bolts, one side of the shutoff valve 12 is fixedly connected with the controller 122 through bolts, one side of the controller 122 is fixedly connected with the lower end of the shutoff branch pipe 15 through bolts, and the other side of the controller 122 is fixedly connected with the gas return pipe 123 through bolts, return air pipeline 123 one side and piston case 132 one side fixed connection, fixed ear seat 222, main unable adjustment base 1316 and side unable adjustment base 121 constitute triangle fixed knot and construct, main unable adjustment base 1316 and side unable adjustment base 121 lower surface are on same surface of water, fixed ear seat 222 one side and main unable adjustment base 1316 and side unable adjustment base 121 one side respectively on same vertical plane, the stability of this device has been improved greatly through triangle fixed knot structure, the operational environment of adaptation car, anti-seismic performance and shock resistance improve greatly, the effectual life who prolongs this device.
A recycling method of a waste gas intercepting and heat transferring recycling device of a hybrid electric vehicle comprises the following steps:
the method comprises the following steps: the waste gas in the exhaust pipe is transmitted into the hot gas pipeline 211 through the intercepting pipe 11, the hot gas pipeline 211 exchanges heat with the water in the external exchange pipe 212, and the water in the water tank 22 is discharged into the external exchange pipe 212 through the water outlet pipe 24;
step two: the hot water after heat exchange is conveyed into the water tank 22 through the water inlet pipe 23, the heat in the waste gas is recycled, the water in the water tank 22 is heated, waste heat is effectively utilized, the water in the water tank 22 is not easy to freeze in cold seasons, and water circulation is ensured;
step three: the lower end of the hot gas duct 211 further cools and reduces the temperature of the heat-exchanged exhaust gas through the cooling box 26, and the cooled exhaust gas is sent to the circulating mechanism 13, and the internal exhaust gas is controlled by the shutoff valve 12 to be sent to the flow dividing device 133 to supply air to the engine.
In conclusion, the exhaust gas intercepting and heat transferring recycling device and the method thereof for the hybrid electric vehicle have the advantages of compact overall structure, small volume, light weight and high efficiency, water in the water tank 22 is heated through the outer exchange pipe 212, the exhaust gas discharged from the hot gas pipeline 211 flows from top to bottom, heat is transferred to the water in the outer exchange pipe 212 through the pipe wall, the water temperature is gradually increased, the upper end of the heat exchanger 21 has high temperature, the lower end of the heat exchanger 21 has low temperature, and the circulating flow in the direction opposite to the flowing direction of the hot gas from bottom to top is generated, so that the utilization efficiency of the heat of the exhaust gas is effectively improved, meanwhile, the exhaust gas is cooled, the working strength of the cooling tank 26 is reduced, the water in the water tank 22 is ensured not to be easily frozen in cold seasons, the water circulation is ensured, the high-pressure explosion danger caused by the frozen water is avoided, the use safety of the vehicle is greatly improved, the exhaust gas is cooled through the cooling tank 26, the cooled exhaust gas enters the circulating mechanism 13, the stable operation of the circulating mechanism 13 is ensured, powerful guarantee is provided for the circulating mechanism 13, the driving motor 1311 drives the main driving wheel 1313 and the auxiliary rotating wheel 1314 to rotate, the auxiliary rotating wheel 1314 rotates to drive the impeller to rotate, the impeller rotates to inject gas into the piston box 132 or extract gas, so that piston motion is realized, the shutoff valve 12 controls internal waste gas to be conveyed to the flow dividing device 133 to supply gas to the engine, the valve 1334 is folded outwards under the action of pressure to exhaust gas into the engine, when the pressure is overlarge, the pressure regulating pipe 1333 is used for regulating the pressure and exhausting gas, so that the stable gas supply of the engine is ensured, the working characteristics of the engine are not influenced, the dynamic property and the economical efficiency of the engine are improved, the fixed lug seat 222, the main fixed base 1316 and the side fixed base 121 form a triangular fixed structure, the lower surfaces of the main fixed base 1316 and the side fixed base 121 are on the same water surface, one side of the fixed lug seat 222 and one sides of the main fixed base 1316 and the side fixed base 121 are respectively on the same vertical surface, the stability of the device is greatly improved through the triangular fixing structure, the device is suitable for the running environment of an automobile, the anti-vibration performance and the anti-impact performance are greatly improved, and the service life of the device is effectively prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a hybrid electric vehicle waste gas damps heat transfer and recycles device, includes that damming device (1) and heat transfer utilize device (2), its characterized in that: intercepting device (1) one side and heat transfer utilize device (2) to pass through pipeline fixed connection, intercepting device (1) is including intercepting pipe (11), stop valve (12) and circulation mechanism (13), surface mounting has air quality detector (14) on one side of intercepting pipe (11), the solenoid valve is installed to intercepting pipe (11) one end, the other end lower surface with cut off and manage (15) fixed connection, it divides pipe (15) lower extreme and stop valve (12) one side fixed connection to cut off, stop valve (12) other end passes through pipeline and circulation mechanism (13) one side fixed connection, heat transfer utilize device (2) to include heat exchanger (21) and water tank (22), water tank (22) lower surface is provided with inlet tube (23) and outlet pipe (24) respectively, inlet tube (23) and outlet pipe (24) respectively with heat exchanger (21) one side fixed connection.
2. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 1, wherein: heat exchanger (21) include hot gas pipeline (211) and outer exchange tube (212), outer exchange tube (212) center is provided with the fixed slot with hot gas pipeline (211) looks adaptation, hot gas pipeline (211) and outer exchange tube (212) nested connection, hot gas pipeline (211) upper end and cut-off pipe (11) one side fixed connection, water inlet pipe (23) one end export is run through water tank (22) lower surface one side and is placed middle part in water tank (22), water inlet pipe (23) other end and outer exchange tube (212) one side upper end fixed connection, install circulating water pump (25) on water inlet pipe (23) is close to outer exchange tube (212) one side, outlet pipe (24) one end lower surface and water tank (22) lower surface opposite side fixed connection, outlet pipe (24) other end and outer exchange tube (212) one side lower extreme fixed connection.
3. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 2, wherein: hot gas pipeline (211) lower extreme passes through pipeline and cooler bin (26) one side fixed connection, cooler bin (26) upper surface one side is through bolt and coolant liquid interface (261) fixed connection, coolant liquid interface (261) lower extreme and coolant liquid pipe (262) fixed connection, be provided with cooling tube (263) in cooler bin (26), coolant liquid pipe (262) are the heliciform winding and are run through cooler bin (26) one side and waste liquid pipeline (264) fixed connection at cooler bin (263) outer wall, pipeline and coolant liquid box fixed connection are passed through respectively to coolant liquid interface (261) upper end and waste liquid pipeline (264) one side, cooler bin (26) set up the accessory of making with the heat conduction material, cooler tube (263) one end is linked together through pipeline and circulation mechanism (13) one side.
4. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 1, wherein: the circulating mechanism (13) comprises a circulating driving device (131), a piston box (132) and a flow dividing device (133), one side of the circulating driving device (131) is fixedly connected with the piston box (132), positioning columns (135) corresponding to the flow dividing device (133) are respectively arranged on the upper surface of the piston box (132), the flow dividing device (133) is fixedly connected with the piston box (132) through bolts respectively, through holes matched with the flow dividing device (133) are formed in one side of the piston box (132), the inner wall of the piston box (132) is set to be a hollow box body, a piston body (134) is arranged in the piston box (132), the piston body (134) is connected with the piston box (132) in a nested sliding mode, the flow dividing devices (133) are set to be four, and are respectively arranged on one side of the piston box (132) in parallel.
5. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 4, wherein: the circulating driving device (131) comprises a driving motor (1311) and an air pump (1312), one side of the driving motor (1311) is fixedly connected with a main driving wheel (1313) through a motor shaft, one side of the air pump (1312) is fixedly connected with a driven rotating wheel (1314) through a transmission shaft, the main driving wheel (1313) and the driven rotating wheel (1314) are respectively connected with a leather collar (1315) in a nested mode, an impeller is installed in the air pump (1312), the lower surfaces of the driving motor (1311) and the air pump (1312) are respectively fixedly connected with a main fixing base (1316) through bolts, and two sides of the lower surface of the main fixing base (1316) are respectively fixedly connected with a damping block (1317) through bolts.
6. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 4, wherein: flow divider (133) include shunt tubes (1331) and flow divider (1332), shunt tubes (1331) lower extreme is respectively through bolt and flow divider (1332) one side fixed connection, flow divider (1332) upper surface is provided with pressure regulating pipe (1333) respectively, pressure regulating pipe (1333) one end is respectively through bolt and pressure release pipeline fixed connection, flow divider (1332) opposite side center is provided with valve (1334) respectively, flow divider (1332) center is provided with the exhaust through-hole, valve (1334) set up to the semicircle corresponding with the exhaust through-hole, valve (1334) one side is respectively through round pin axle and fixed axle (1335) swing joint, flow divider (1332) opposite side is respectively through bolt and engine fixed connection all around.
7. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 1, wherein: the shutoff valve (12) is an electric control EGR valve, the lower surface of the shutoff valve (12) is fixedly connected with a side fixing base (121) through bolts, one side of the shutoff valve (12) is fixedly connected with a controller (122) through bolts, one side of the controller (122) is fixedly connected with the lower end of the shutoff branch pipe (15) through bolts, the other side of the controller (122) is fixedly connected with an air return pipeline (123) through bolts, and one side of the air return pipeline (123) is fixedly connected with one side of a piston box (132).
8. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 1, wherein: water tank (22) upper surface one side is provided with filler (221), filler (221) upper end outer wall is provided with the external screw thread, filler (221) passes through the external screw thread and the meshing of tank lid, water tank (22) one side is respectively through bolt and fixed ear seat (222) fixed connection, be provided with the screw hole on fixed ear seat (222) respectively, fixed ear seat (222), main unable adjustment base (1316) and side unable adjustment base (121) constitute triangle fixed knot and construct, main unable adjustment base (1316) and side unable adjustment base (121) lower surface are on same surface of water, unable adjustment ear seat (222) one side and main unable adjustment base (1316) and side unable adjustment base (121) one side are respectively on same vertical plane.
9. The exhaust gas intercepting and heat transferring apparatus of the hybrid electric vehicle according to claim 1, wherein: temperature detectors are respectively arranged on one sides of the heat exchanger (21) and the shutoff valve (12), the temperature detector on one side of the heat exchanger (21) is connected with the shutoff valve (12) through signal transmission, and the temperature detector on one side of the shutoff valve (12) is connected with the electromagnetic valve through signal transmission.
10. A recycling method of the exhaust gas intercepting heat transfer recycling device of the hybrid electric vehicle according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:
the method comprises the following steps: waste gas in the exhaust pipe is transmitted into a hot gas pipeline (211) through a cut-off pipe (11), the hot gas pipeline (211) exchanges heat with water in an outer exchange pipe (212), and the water in a water tank (22) is discharged into the outer exchange pipe (212) through a water outlet pipe (24);
step two: the hot water after heat exchange is conveyed into the water tank (22) through the water inlet pipe (23), the heat in the waste gas is recycled, the water in the water tank (22) is heated, waste heat is effectively utilized, the water in the water tank (22) is not easy to freeze in cold seasons, and water circulation is guaranteed;
step three: the lower end of the hot gas pipeline (211) further cools and reduces the temperature of the waste gas after heat exchange through a cooling box (26), the cooled waste gas is conveyed to a circulating mechanism (13), and the internal waste gas is controlled to be conveyed to a flow dividing device (133) through a stop valve (12) to supply air to the engine.
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| CN1116686A (en) * | 1994-05-06 | 1996-02-14 | 卡明斯发动机公司 | Electric system and method of fuel system with high-pressure gas container |
| US6302662B1 (en) * | 1999-07-24 | 2001-10-16 | Ivek Corporation | Liquid dispensing systems and methods |
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