CN108868978B - Heat energy recycling type new energy automobile generator and method thereof - Google Patents
Heat energy recycling type new energy automobile generator and method thereof Download PDFInfo
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- CN108868978B CN108868978B CN201810677658.4A CN201810677658A CN108868978B CN 108868978 B CN108868978 B CN 108868978B CN 201810677658 A CN201810677658 A CN 201810677658A CN 108868978 B CN108868978 B CN 108868978B
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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 from exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting from 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 from exhaust energy
- F01N5/04—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy the devices using kinetic energy
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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
Abstract
The invention discloses a heat energy recycling type new energy automobile generator, which comprises an outer shell and an inner shell, wherein the outer shell is provided with a plurality of heat-conducting wires; the outer shell and the inner shell are uniform in cylindrical shell cavity structure; the inner shell is coaxial with the inner cavity of the outer shell; an air preheating cavity is formed between the outer wall of the inner shell and the inner wall of the outer shell; the automobile water heater has a simple structure, cold water of the automobile water heater flows into the heat exchange spiral heat exchange tube from the cold water inlet tube, the heated water in the heat exchange spiral heat exchange tube flows out through the hot water outlet tube, and the hot water flowing out of the hot water outlet tube can provide heat for the interior of an automobile cab; the cold air is preheated by the high-temperature wall body of the inner shell in the spiral air preheating channel, and finally the preheated air is sucked into an air inlet pipe and an air inlet valve of the engine, so that the effect of improving the air inlet temperature of the engine is achieved.
Description
Technical Field
The invention belongs to the field of new energy, and particularly relates to a heat energy recycling type new energy automobile generator and a method thereof.
Background
The automobile adopting new energy such as natural gas has the advantages of strong output kinetic energy and reliable performance, particularly, a large amount of internal energy and impact kinetic energy are contained in the exhaust process of the tail gas of an engine, so that waste is caused, and severe noise is also brought.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a heat energy recycling type new energy automobile generator which fully utilizes the heat of tail gas.
The technical scheme is as follows: in order to achieve the purpose, the invention provides a heat energy recycling type new energy automobile generator, which comprises an outer shell and an inner shell; the outer shell and the inner shell are both of cylindrical shell cavity structures; the inner shell is coaxial with the inner cavity of the outer shell; an air preheating cavity is formed between the outer wall of the inner shell and the inner wall of the outer shell;
the left end of the air preheating cavity is an air inlet cavity, and the right end of the air preheating cavity is a preheated air outlet cavity; an air heat exchange layer is formed between the outer wall of the inner shell cylinder and the inner wall of the outer shell cylinder, a flow guide spiral belt is spirally arranged in the air heat exchange layer, the air heat exchange layer is divided into spiral air preheating channels by the flow guide spiral belt, and the spiral two ends of each air preheating channel are respectively communicated with the air inlet cavity and the preheated air outlet cavity;
the air outlet end of the cold air inlet pipe is communicated with the air inlet cavity, and one end of the hot air outlet pipe is communicated with the preheated air outlet cavity; the other end of the hot air outlet pipe is communicated with an air inlet pipe of the engine; the inner cavity of the inner shell is a cylindrical tail gas transduction cavity;
the exhaust pipe is characterized by further comprising a shell cavity exhaust pipe, and the air inlet end of the shell cavity exhaust pipe is communicated with the right end of the cylindrical tail gas transduction cavity.
Furthermore, the inner wall of the cylindrical tail gas transduction cavity is spirally and spirally provided with a heat exchange spiral heat exchange tube, one end of the heat exchange spiral heat exchange tube is communicated with a cold water inlet tube, and the other end of the heat exchange spiral heat exchange tube is communicated with a hot water outlet tube.
Further, a recoil type energy conversion wheel is arranged in the cylindrical tail gas transduction cavity in a coaxial rotation mode; the recoil energy conversion wheel is of a hollow wheel-shaped structure, and the left side wall and the right side wall of the recoil energy conversion wheel are respectively a left wheel wall and a right wheel wall; the bicycle is characterized by also comprising a rotating output shaft, wherein one end of the rotating output shaft is integrally connected with the right wheel wall;
an output shaft sleeve is coaxially arranged in the preheated air outlet cavity, and two ends of the output shaft sleeve are integrally connected with the wall body of the outer shell and the wall body of the inner shell; the other end of the rotating output shaft coaxially and rotatably penetrates through the output shaft sleeve and is synchronously connected with a rotor of the generator; the rotary output shaft and the output shaft sleeve are rotatably connected through two sealing bearings;
the back-flushing type energy conversion wheel is characterized in that a tail gas pressure storage cavity with the same axis is arranged inside the back-flushing type energy conversion wheel, a plurality of protrusions are distributed on the wheel surface of the back-flushing type energy conversion wheel in a circumferential array mode, tail gas nozzles are arranged on the protrusions, the inner sides of the tail gas nozzles are communicated with the tail gas pressure storage cavity inside the back-flushing type energy conversion wheel, the air injection directions of the tail gas nozzles are parallel along the tangential line anticlockwise direction of the back-flushing type energy conversion wheel, and the back-flushing force of tail gas injected by the tail gas nozzles drives the back-flushing type energy conversion wheel to rotate clockwise.
Further, the left side of the left wheel wall is coaxially and integrally connected with a through sleeve; the sliding pipe is coaxially and slidably arranged on the inner side of the sleeve, a through sliding channel is arranged in the sliding pipe, the outer wall of the sliding pipe is in clearance fit with the inner wall of the sleeve, a spring retaining ring is integrally and coaxially arranged at the left end of the sliding pipe, and the outer diameter of the spring retaining ring is larger than the outer diameter of the sleeve; the outer wall of the sleeve is further sleeved with a balance spring, one end of the balance spring is propped against the left wheel wall, and the other end of the balance spring is propped against the spring retaining ring; a movable wheel core is further integrally arranged at the right end of the sliding pipe and is positioned in the tail gas pressure accumulation cavity, the movable wheel core is of a cylindrical cavity structure coaxial with the tail gas pressure accumulation cavity, the left side wall and the right side wall of the wheel core are respectively a left wheel core wall and a right wheel core wall, the inner cavity of the movable wheel core is a tail gas shunting cavity, and the tail gas shunting cavity is communicated with the sliding channel coaxially; the exhaust gas pressure storage wheel is characterized in that a plurality of shunting silencing holes are arranged on the cylindrical wall surface of the wheel core in a hollow mode, the shunting silencing holes are uniformly distributed along the axis of the wheel core in a circumferential array mode, and the exhaust gas shunting cavity and the exhaust gas pressure storage cavity are communicated with each other through the shunting silencing holes.
The tail gas outlet end of the engine exhaust pipe coaxially extends into the tail gas transduction cavity of the inner shell, is coaxially inserted into the left end of the sliding channel and is in sliding fit with the inner wall of the sliding channel; the pipe wall of the tail gas outlet end of the engine exhaust pipe is provided with a plurality of circles of balance holes in a hollow manner along the axis direction;
the plurality of circles of balance holes sequentially comprise a first circle of balance holes, a second circle of balance holes, a third circle of balance holes and a fourth circle of balance holes from left to right; under the condition that the wall of the right wheel core is contacted with the wall of the right wheel, the first circle of balance holes, the second circle of balance holes, the third circle of balance holes and the fourth circle of balance holes are communicated with the tail gas transduction cavity together; and under the contact state of the left wheel core wall and the left wheel wall, the inner wall of the sliding channel seals the first circle of balance holes, the second circle of balance holes, the third circle of balance holes and the fourth circle of balance holes.
Further, a method for a heat energy recycling type new energy automobile generator comprises the following steps:
the engine tail gas heat utilization method comprises the following steps:
part of heat of high-temperature tail gas exhausted by an engine exhaust pipe is absorbed by the heat exchange spiral heat exchange pipe and the wall body of the inner shell in the process of passing through the tail gas transduction cavity; cold water of the automobile water heater flows into the heat exchange spiral heat exchange tube from the cold water inlet tube, and then the water heated in the heat exchange spiral heat exchange tube flows out through the hot water outlet tube, and the hot water flowing out of the hot water outlet tube can provide heat for the interior of an automobile cab; meanwhile, external cold air enters the air inlet cavity through the cold air inlet pipe under the negative pressure action at the position of an inlet valve of the engine, then the air in the air inlet cavity flows through the spiral air preheating channel, the cold air is preheated by the high-temperature wall body of the inner shell in the air preheating channel, then the preheated air enters the preheated air outlet cavity, then the preheated air in the preheated air outlet cavity is sucked into the hot air outlet pipe, and finally the preheated air is sucked into the inlet pipe and the inlet valve of the engine; thereby improving the air inlet temperature of the engine;
the engine tail gas impact kinetic energy utilization method comprises the following steps:
when the engine is not started, the spring retaining ring, the sliding tube and the wheel core are integrated, and the balance spring pushes the spring retaining ring in the left direction, so that the left wheel core wall of the wheel core is displaced leftwards to contact the inner side of the left wheel wall, and the inner wall of the sliding tube just completely blocks all balance holes;
in the running process of an engine, an exhaust valve of a cylinder continuously exhausts tail gas to an exhaust pipe of the engine, and then a tail gas outlet end of the exhaust pipe of the engine sprays the tail gas into a tail gas distributing cavity of a wheel core, so that the inner side of the wall of a right wheel core of the wheel core is impacted by the rightward gas;
when the engine running power is low: the inner side of the right wheel core wall is weak in rightward gas impact force and not enough to overcome the elasticity of a balance spring, so that the inner wall of the sliding pipe is in a state of completely blocking all balance holes, and then all tail gas exhausted by an engine exhaust pipe is exhausted into a tail gas diversion cavity; the tail gas in the tail gas pressure storage cavity is gradually accumulated, and then the tail gas in the tail gas pressure storage cavity is sprayed out to the tail gas transduction cavity from the tail gas nozzles on the protrusions, and the air spraying direction of each tail gas nozzle is parallel along the counterclockwise direction of the tangent line of the recoil type energy conversion wheel, so that the recoil force of the tail gas sprayed by the tail gas nozzles drives the recoil type energy conversion wheel to continuously rotate clockwise, the recoil type energy conversion wheel drives the rotating output shaft to rotate together with the generator stator, the power generation effect is achieved, and finally the tail gas in the tail gas transduction cavity is discharged out of the outside through the shell cavity exhaust pipe;
when the engine is in a medium power state, the inner side of the right wheel core wall is subjected to rightward gas impact force to be strengthened, so that the elastic force of the balance spring is overcome, under the action of the impact force, the spring retaining ring, the sliding pipe and the wheel core synchronously displace to the right for a certain distance, and further the balance spring is compressed until the inner side of the right wheel core wall is subjected to the rightward gas impact force and the balance spring enables the spring retaining ring to achieve new dynamic balance in the leftward jacking force of the spring retaining ring, and as the sliding pipe slides to the right for a certain distance, the first circle of balance holes and the second circle of balance holes on the pipe wall of the exhaust gas outlet end of the engine exhaust pipe are separated from the inner wall of the sliding channel, and then the first circle of balance holes and the second circle of balance holes are directly communicated with the exhaust gas transduction cavity, so that part of exhaust gas discharged from the engine exhaust pipe is directly discharged into the exhaust gas transduction cavity through, the other part of tail gas enters the tail gas diversion cavity and is finally sprayed out of the tail gas nozzles on the bulges to the tail gas transduction cavity, and then the gas recoil force is utilized to drive the recoil type energy conversion wheel to rotate, so that the power generation effect is achieved; in the medium-power state, the exhaust resistance of an engine exhaust pipe is actively weakened through the air leakage effect of the first circle of balance holes and the second circle of balance holes, the normal working condition of the exhaust stroke of the engine is maintained, and the normal exhaust stroke of the engine is not influenced in the recycling process of tail gas impact kinetic energy of the device;
when the engine is in a high-power state, the inner side of the right wheel core wall is subjected to rightward gas impact force which is far larger than the elastic force of the balance spring, so that the balance spring is further compressed, the spring retaining ring, the sliding pipe and the wheel core synchronously displace rightward until the left wheel core wall is contacted with the left wheel wall, and at the moment, the sliding pipe slides rightwards to the utmost extent, so that the first circle of balance holes, the second circle of balance holes, the third circle of balance holes and the fourth circle of balance holes of the exhaust gas outlet end pipe wall of the engine exhaust pipe are all directly communicated with the exhaust gas transduction cavity, and one part of exhaust gas in the exhaust gas discharged from the engine exhaust pipe is directly discharged into the exhaust gas transduction cavity through the first circle of balance holes, the second circle of balance holes, the third circle of balance holes and the fourth circle of balance holes, and the other part of exhaust gas enters the exhaust gas shunt cavity and is finally sprayed out of the exhaust gas transduction cavity from the exhaust nozzles on the, the gas recoil force is further utilized to drive the recoil type energy conversion wheel to rotate, and the effect of power generation is achieved; the exhaust resistance of the engine exhaust pipe is actively weakened to the maximum extent through the air leakage effect of the first circle of balance holes, the second circle of balance holes, the third circle of balance holes and the fourth circle of balance holes in the high-power state, the normal working condition of the exhaust stroke of the engine in the high-power state is maintained, and the normal exhaust stroke of the engine is not influenced in the recycling process of the tail gas impact kinetic energy.
Has the advantages that: the automobile water heater has a simple structure, cold water of the automobile water heater flows into the heat exchange spiral heat exchange tube from the cold water inlet tube, the heated water in the heat exchange spiral heat exchange tube flows out through the hot water outlet tube, and the hot water flowing out of the hot water outlet tube can provide heat for the interior of an automobile cab; cold air is preheated by the high-temperature wall body of the inner shell in the spiral air preheating channel, and finally preheated air is sucked into an air inlet pipe and an air inlet valve of the engine, so that the effect of improving the air inlet temperature of the engine is achieved; meanwhile, the recoil energy conversion wheel also fully utilizes the impact kinetic energy of the tail gas for power generation.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the device;
FIG. 2 is a first perspective cross-sectional view of the device as a whole;
FIG. 3 is a second perspective cross-sectional view of the device as a whole;
FIG. 4 is a front cross-sectional view of the present apparatus during an engine shutdown or low power operating condition;
FIG. 5 is a front cross-sectional view of the present apparatus during a medium power engine operating condition;
FIG. 6 is an enlarged fragmentary view at 18 of FIG. 5;
FIG. 7 is a schematic structural view of a recoil energy conversion wheel;
FIG. 8 is a schematic cross-sectional view of the recoil energy conversion wheel along an axis;
fig. 9 is a schematic view of a three-dimensional cut-away structure of the recoil energy conversion wheel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
A heat energy recycling type new energy automobile generator as shown in fig. 1 to 9 includes an outer casing 71 and an inner casing 2; the outer shell 71 and the inner shell 2 are both of cylindrical shell cavity structures; the inner shell 2 is coaxial with the inner cavity of the outer shell 71; an air preheating cavity is formed between the outer wall of the inner shell 2 and the inner wall of the outer shell 71;
the left end of the air preheating cavity is an air inlet cavity 78, and the right end of the air preheating cavity is a preheated air outlet cavity 72; an air heat exchange layer is formed between the cylindrical outer wall of the inner shell 2 and the cylindrical inner wall of the outer shell 71, a spiral flow guiding spiral belt 76 is spirally arranged in the air heat exchange layer, the spiral flow guiding spiral belt 76 divides the air heat exchange layer into spiral air preheating channels 75, and the spiral two ends of each air preheating channel 75 are respectively communicated with the air inlet cavity 78 and the preheated air outlet cavity 72;
the air conditioner also comprises a cold air inlet pipe 79 and a hot air outlet pipe 82, wherein the air outlet end of the cold air inlet pipe 79 is communicated with the air inlet cavity 78, and one end of the hot air outlet pipe 82 is communicated with the preheated air outlet cavity 72; the other end of the hot air outlet pipe 82 is communicated with an air inlet pipe of an engine; the inner cavity of the inner shell 2 is a cylindrical tail gas transduction cavity 5;
the exhaust gas conversion device further comprises a shell cavity exhaust pipe 74, and the air inlet end of the shell cavity exhaust pipe 74 is communicated with the right end of the cylindrical tail gas conversion cavity 5.
The inner wall of the cylindrical tail gas transduction cavity 5 is further spirally and spirally provided with a heat exchange spiral heat exchange tube 77, one end of the heat exchange spiral heat exchange tube 77 is communicated with a cold water inlet tube 80, and the other end of the heat exchange spiral heat exchange tube 77 is communicated with a hot water outlet tube 81.
A recoil type energy conversion wheel 6 is arranged in the cylindrical tail gas transduction cavity 5 in a coaxial rotation mode; the recoil energy conversion wheel 6 is of a hollow wheel-shaped structure, and the left side wall and the right side wall of the recoil energy conversion wheel 6 are respectively a left wheel wall 9 and a right wheel wall 11; the bicycle frame also comprises a rotating output shaft 3, and one end of the rotating output shaft 3 is integrally connected with the right wheel wall 11;
an output shaft sleeve 73 is coaxially arranged in the preheated air outlet cavity 72, and two ends of the output shaft sleeve 73 are integrally connected with the outer shell 71 and the wall body of the inner shell 2; the other end of the rotating output shaft 3 coaxially and rotatably penetrates through the output shaft sleeve 73 and is synchronously connected with the rotor of the generator 51; the rotary output shaft 3 is rotatably connected with the output shaft sleeve 73 through two sealing bearings 13;
the coaxial tail gas pressure accumulation cavity 10 is arranged inside the recoil type energy conversion wheel 6, a plurality of protrusions 20 are distributed on the wheel surface 6.1 of the recoil type energy conversion wheel 6 in a circumferential array mode, tail gas nozzles 19 are arranged on the protrusions 20, the inner side of each tail gas nozzle 19 is communicated with the tail gas pressure accumulation cavity 10 inside the recoil type energy conversion wheel 6, the gas injection direction 19.1 of each tail gas nozzle 19 is parallel along the counterclockwise direction of the tangent line of the recoil type energy conversion wheel 6, and the recoil force of the tail gas sprayed by each tail gas nozzle 19 drives the recoil type energy conversion wheel 6 to rotate clockwise.
The left side of the left wheel wall 9 is coaxially and integrally connected with a through sleeve 24; the length of the sliding tube 25 is larger than that of the sleeve 24, the sliding tube 25 coaxially penetrates through the inner side of the sleeve 24 in a sliding mode, a through sliding channel 4.1 is arranged in the sliding tube 25, the outer wall of the sliding tube 25 is in clearance fit with the inner wall of the sleeve 24, a spring retaining ring 14 is integrally and coaxially arranged at the left end of the sliding tube 25, and the outer diameter of the spring retaining ring 14 is larger than that of the sleeve 24; a balance spring 15 is further sleeved on the outer wall of the sleeve 24, one end of the balance spring 15 abuts against the left wheel wall 9, and the other end of the balance spring abuts against the spring retaining ring 14; a movable wheel core 7 is further integrally arranged at the right end of the sliding pipe 25, the movable wheel core 7 is located in the tail gas pressure storage cavity 10, the movable wheel core 7 is of a cylindrical cavity structure coaxial with the tail gas pressure storage cavity 10, the left side wall and the right side wall of the wheel core 7 are respectively a left wheel core wall 23.1 and a right wheel core wall 23, the inner cavity of the movable wheel core 7 is a tail gas shunting cavity 16, and the tail gas shunting cavity 16 is coaxially communicated with the sliding channel 4.1; the cylindrical wall surface of the wheel core 7 is provided with a plurality of shunting silencing holes 17 in a hollow manner, the shunting silencing holes 17 are uniformly distributed along the axis of the wheel core 7 in a circumferential array manner, and the tail gas shunting cavity 16 and the tail gas pressure storage cavity 10 are communicated with each other through the shunting silencing holes 17.
The exhaust gas conversion device is characterized by further comprising an engine exhaust pipe 4, wherein a tail gas outlet end 4.2 of the engine exhaust pipe 4 coaxially extends into the tail gas transduction cavity 5 of the inner shell 2, the tail gas outlet end 4.2 of the engine exhaust pipe 4 coaxially inserts into the left end of the sliding channel 4.1, and the tail gas outlet end 4.2 of the engine exhaust pipe 4 is in sliding fit with the inner wall of the sliding channel 4.1; the pipe wall of the tail gas outlet end 4.2 of the engine exhaust pipe 4 is provided with a plurality of circles of balance holes 8 in a hollow manner along the axis direction;
the circles of balance holes 8 sequentially comprise a first circle of balance holes 8.1, a second circle of balance holes 8.2, a third circle of balance holes 8.3 and a fourth circle of balance holes 8.4 from left to right; under the state that the right wheel core wall 23 is contacted with the right wheel wall 11, the first circle of balance holes 8.1, the second circle of balance holes 8.2, the third circle of balance holes 8.3 and the fourth circle of balance holes 8.4 are communicated with the tail gas transduction cavity 5 together; under the contact state of the left wheel core wall 23.1 and the left wheel wall 9, the inner wall of the sliding channel 4.1 seals the first circle of balance holes 8.1, the second circle of balance holes 8.2, the third circle of balance holes 8.3 and the fourth circle of balance holes 8.4.
The method, the process and the technical progress of the scheme are organized as follows:
part of heat of high-temperature tail gas exhausted by the engine exhaust pipe 4 is absorbed by the heat exchange spiral heat exchange pipe 77 and the wall body of the inner shell 2 in the process of passing through the tail gas transduction cavity 5; cold water of the automobile water heater flows into the heat exchange spiral heat exchange tube 77 from the cold water inlet tube 80, and then the water heated in the heat exchange spiral heat exchange tube 77 flows out through the hot water outlet tube 81, and hot water flowing out of the hot water outlet tube 81 can provide heat for the interior of an automobile cab; meanwhile, external cold air enters the air inlet cavity 78 through the cold air inlet pipe 79 under the negative pressure action at the position of an air inlet valve of the engine, then the air in the air inlet cavity 78 flows through the spiral air preheating channel 75, the cold air is preheated by the high-temperature wall body of the inner shell 2 in the air preheating channel 75, then the preheated air enters the preheated air outlet cavity 72, then the preheated air in the preheated air outlet cavity 72 is sucked into the hot air outlet pipe 82, and finally the preheated air is sucked into the air inlet pipe and the air inlet valve of the engine; thereby improving the air inlet temperature of the engine;
the engine tail gas impact kinetic energy utilization method comprises the following steps:
when the engine is not started, because the spring retaining ring 14, the sliding tube 25 and the wheel core 7 are integrated, under the action that the balance spring 15 presses the spring retaining ring 14 towards the left, the left wheel core wall 23.1 of the wheel core 7 is displaced towards the left to contact the inner side of the left wheel wall 9, and at the moment, the inner wall of the sliding tube 25 just completely blocks all balance holes 8;
in the running process of the engine, the exhaust valve of the cylinder continuously exhausts tail gas to the exhaust pipe 4 of the engine, and then the tail gas outlet end 4.2 of the exhaust pipe 4 of the engine sprays the tail gas to the tail gas diversion cavity 16 of the wheel core 7, so that the inner side of the right wheel core wall 23 of the wheel core 7 is impacted by the rightward gas;
when the engine running power is low: the inner side of the right wheel core wall 23 is weak in rightward gas impact force and not enough to overcome the elasticity of the balance spring 15, so that the inner wall of the sliding pipe 25 is in a state of completely blocking all the balance holes 8, and further, all the tail gas exhausted by the engine exhaust pipe 4 is exhausted into the tail gas diversion cavity 16, at the moment, the tail gas in the tail gas diversion cavity 16 is exhausted into the tail gas pressure storage cavity 10 through the diversion silencing holes 17, and the process that the tail gas in the tail gas diversion cavity 16 is exhausted into the tail gas pressure storage cavity 10 through the diversion silencing holes 17 plays a role in resistance silencing; as the tail gas in the tail gas pressure storage cavity 10 gradually accumulates, and then the tail gas in the tail gas pressure storage cavity 10 is ejected from the tail gas nozzles 19 on the protrusions 20 into the tail gas transduction cavity 5, because the air ejection directions 19.1 of the tail gas nozzles 19 are parallel along the tangential line of the recoil energy conversion wheel 6 in the counterclockwise direction, the recoil force of the tail gas ejected from the tail gas nozzles 19 drives the recoil energy conversion wheel 6 to rotate clockwise continuously, and then the recoil energy conversion wheel 6 drives the rotating output shaft 3 to rotate together with the generator stator, so as to achieve the power generation effect, and finally the tail gas in the tail gas transduction cavity 5 is exhausted outside through the shell cavity exhaust pipe 74;
when the engine is in a medium power state, the inner side of the right wheel core wall 23 is subjected to rightward gas impact force to be strengthened, so that the elastic force of the balance spring 15 is overcome, under the action of the impact force, the spring retaining ring 14, the sliding pipe 25 and the wheel core 7 synchronously move rightwards for a certain distance, and further the balance spring 15 is compressed, until the rightward gas impact force applied to the inner side of the right wheel core wall 23 and the balance spring 15 push the spring retaining ring 14 to the left to achieve new dynamic balance, because the sliding pipe 25 slides rightwards for a certain distance, the first circle of balance holes 8.1 and the second circle of balance holes 8.2 of the exhaust gas outlet end 4.2 of the engine exhaust pipe 4 are separated from the inner wall of the sliding channel 4.1 at the moment, and the first circle of balance holes 8.1 and the second circle of balance holes 8.2 are directly communicated with the exhaust gas transduction cavity 5 at the moment, so that a part of the exhaust gas discharged from the engine exhaust pipe 4 is directly discharged into the exhaust gas transduction cavity 5 through the first circle of balance holes 8.1 and the second circle, the other part of the tail gas enters the tail gas diversion cavity 16 and is finally sprayed out of the tail gas nozzles 19 on the bulges 20 to the tail gas transduction cavity 5, and then the gas recoil force is utilized to drive the recoil type energy conversion wheel 6 to rotate, so that the power generation effect is achieved; in the medium-power state, the exhaust resistance of an engine exhaust pipe 4 is actively weakened through the air leakage effect of the first circle of balance holes 8.1 and the second circle of balance holes 8.2, the normal working condition of the exhaust stroke of the engine is maintained, and the normal exhaust stroke of the engine is not influenced in the recycling process of the tail gas impact kinetic energy of the device;
when the engine is in a high-power state, the rightward gas impact force applied to the inner side of the right core wall 23 is far greater than the elastic force of the balance spring 15, so as to further compress the balance spring 15, and under the action of the impact force, the spring retaining ring 14, the sliding pipe 25 and the core 7 synchronously displace rightward until the left core wall 23.1 and the left wheel wall 9 contact with each other, and at this time, because the sliding pipe 25 slides rightwards in a limited manner, the first ring of balance holes 8.1, the second ring of balance holes 8.2, the third ring of balance holes 8.3 and the fourth ring of balance holes 8.4 on the wall of the exhaust gas outlet end 4.2 of the engine exhaust pipe 4 are all directly communicated with the exhaust gas transduction cavity 5, so that a part of the exhaust gas discharged from the engine exhaust pipe 4 is directly discharged into the exhaust gas transduction cavity 5 through the first ring of balance holes 8.1, the second ring of balance holes 8.2, the third ring of balance holes 8.3 and the fourth ring of balance holes 8.4, the other part of the tail gas enters the tail gas diversion cavity 16 and is finally sprayed out of the tail gas nozzles 19 on the bulges 20 to the tail gas transduction cavity 5, and then the gas recoil force is utilized to drive the recoil type energy conversion wheel 6 to rotate, so that the power generation effect is achieved; the exhaust resistance of the engine exhaust pipe 4 is actively weakened to the maximum extent through the air leakage effect of the first circle of balance holes 8.1, the second circle of balance holes 8.2, the third circle of balance holes 8.3 and the fourth circle of balance holes 8.4 in the high-power state, the normal working condition of the exhaust stroke of the engine in the high-power state is maintained, and the normal exhaust stroke of the engine is not influenced in the recycling process of the tail gas impact kinetic energy.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (3)
1. The utility model provides a new energy automobile generator of heat recovery utilization type which characterized in that: comprises an outer shell (71) and an inner shell (2); the outer shell (71) and the inner shell (2) are both of cylindrical shell cavity structures; the inner shell (2) is coaxial with the inner cavity of the outer shell (71); an air preheating cavity is formed between the outer wall of the inner shell (2) and the inner wall of the outer shell (71);
the left end of the air preheating cavity is provided with an air inlet cavity (78), and the right end of the air preheating cavity is provided with a preheated air outlet cavity (72); an air heat exchange layer is formed between the cylindrical outer wall of the inner shell (2) and the cylindrical inner wall of the outer shell (71), a flow guiding spiral belt (76) is spirally and spirally arranged in the air heat exchange layer, the air heat exchange layer is divided into spiral air preheating channels (75) by the flow guiding spiral belt (76), and the spiral two ends of each air preheating channel (75) are respectively communicated with the air inlet cavity (78) and the preheated air outlet cavity (72);
the air conditioner also comprises a cold air inlet pipe (79) and a hot air outlet pipe (82), wherein the air outlet end of the cold air inlet pipe (79) is communicated with the air inlet cavity (78), and one end of the hot air outlet pipe (82) is communicated with the preheated air outlet cavity (72); the other end of the hot air outlet pipe (82) is communicated with an air inlet pipe of the engine; the inner cavity of the inner shell (2) is a cylindrical tail gas transduction cavity (5);
the exhaust device also comprises a shell cavity exhaust pipe (74), wherein the air inlet end of the shell cavity exhaust pipe (74) is communicated with the right end of the cylindrical tail gas transduction cavity (5);
a recoil type energy conversion wheel (6) is arranged in the cylindrical tail gas transduction cavity (5) in a coaxial rotation mode; the recoil energy conversion wheel (6) is of a hollow wheel-shaped structure, and the left side wall and the right side wall of the recoil energy conversion wheel (6) are respectively a left wheel wall (9) and a right wheel wall (11); the bicycle is characterized by further comprising a rotating output shaft (3), wherein one end of the rotating output shaft (3) is integrally connected with the right wheel wall (11);
an output shaft sleeve (73) is coaxially arranged in the preheated air outlet cavity (72), and two ends of the output shaft sleeve (73) are integrally connected with the outer shell (71) and the wall body of the inner shell (2); the other end of the rotating output shaft (3) coaxially and rotatably penetrates through the output shaft sleeve (73) and is synchronously connected with a rotor of the generator (51); the rotary output shaft (3) is rotatably connected with the output shaft sleeve (73) through two sealing bearings (13);
a coaxial tail gas pressure storage cavity (10) is arranged in the recoil type energy conversion wheel (6), a plurality of bulges (20) are distributed on a wheel surface (6.1) of the recoil type energy conversion wheel (6) in a circumferential array manner, tail gas nozzles (19) are arranged on each bulge (20), the inner side of each tail gas nozzle (19) is communicated with the tail gas pressure storage cavity (10) in the recoil type energy conversion wheel (6), the gas injection directions (19.1) of the tail gas nozzles (19) are parallel along the tangential line of the recoil type energy conversion wheel (6) in the anticlockwise direction, and the recoil force of the tail gas sprayed by the tail gas nozzles (19) drives the recoil type energy conversion wheel (6) to rotate clockwise;
the left side of the left wheel wall (9) is coaxially and integrally connected with a through sleeve (24); the length of the sliding tube (25) is larger than that of the sleeve (24), the sliding tube (25) is coaxially arranged on the inner side of the sleeve (24) in a sliding mode, a through sliding channel (4.1) is arranged in the sliding tube (25), the outer wall of the sliding tube (25) is in clearance fit with the inner wall of the sleeve (24), a spring retaining ring (14) is integrally and coaxially arranged at the left end of the sliding tube (25), and the outer diameter of the spring retaining ring (14) is larger than that of the sleeve (24); a balance spring (15) is further sleeved on the outer wall of the sleeve (24), one end of the balance spring (15) is pressed against the left wheel wall (9), and the other end of the balance spring (15) is pressed against the spring retaining ring (14); a movable wheel core (7) is further integrally arranged at the right end of the sliding pipe (25), the movable wheel core (7) is located in the tail gas pressure storage cavity (10), the movable wheel core (7) is of a cylindrical cavity structure coaxial with the tail gas pressure storage cavity (10), the left side wall and the right side wall of the wheel core (7) are respectively a left wheel core wall (23.1) and a right wheel core wall (23), the inner cavity of the movable wheel core (7) is a tail gas distributing cavity (16), and the tail gas distributing cavity (16) is communicated with the sliding channel (4.1) coaxially; a plurality of shunting muffling holes (17) are arranged on the cylindrical wall surface of the wheel core (7) in a hollow manner, the shunting muffling holes (17) are uniformly distributed along the axis of the wheel core (7) in a circumferential array manner, and the shunting muffling holes (17) are used for communicating the tail gas shunting cavity (16) with the tail gas pressure storage cavity (10);
the exhaust gas conversion device is characterized by further comprising an engine exhaust pipe (4), wherein a tail gas outlet end (4.2) of the engine exhaust pipe (4) coaxially extends into the tail gas transduction cavity (5) of the inner shell (2), the tail gas outlet end (4.2) of the engine exhaust pipe (4) is coaxially inserted into the left end of the sliding channel (4.1), and the tail gas outlet end (4.2) of the engine exhaust pipe (4) is in sliding fit with the inner wall of the sliding channel (4.1); the pipe wall of the tail gas outlet end (4.2) of the engine exhaust pipe (4) is provided with a plurality of circles of balance holes (8) in a hollow manner along the axis direction;
the plurality of circles of balance holes (8) sequentially comprise a first circle of balance holes (8.1), a second circle of balance holes (8.2), a third circle of balance holes (8.3) and a fourth circle of balance holes (8.4) from left to right; under the state that the right wheel core wall (23) is contacted with the right wheel wall (11), the first circle of balance holes (8.1), the second circle of balance holes (8.2), the third circle of balance holes (8.3) and the fourth circle of balance holes (8.4) are communicated with the tail gas transduction cavity (5) together; and under the contact state of the left wheel core wall (23.1) and the left wheel wall (9), the inner wall of the sliding channel (4.1) seals the first circle of balance holes (8.1), the second circle of balance holes (8.2), the third circle of balance holes (8.3) and the fourth circle of balance holes (8.4).
2. The heat energy recycling type new energy automobile generator according to claim 1, characterized in that: the inner wall of the cylindrical tail gas transduction cavity (5) is further spirally and spirally provided with a heat exchange spiral heat exchange tube (77), one end of the heat exchange spiral heat exchange tube (77) is communicated with a cold water inlet tube (80), and the other end of the heat exchange spiral heat exchange tube (77) is communicated with a hot water outlet tube (81).
3. The operating method of the heat energy recycling type new energy automobile generator according to claim 2, characterized in that:
the engine tail gas heat utilization method comprises the following steps:
part of heat of high-temperature tail gas exhausted by an engine exhaust pipe (4) is absorbed by a heat exchange spiral heat exchange pipe (77) and a wall body of an inner shell (2) in the process of passing through a tail gas energy conversion cavity (5); cold water of the automobile water heater flows into the heat exchange spiral heat exchange pipe (77) from the cold water inlet pipe (80), and then the water heated in the heat exchange spiral heat exchange pipe (77) flows out through the hot water outlet pipe (81), and the hot water flowing out of the hot water outlet pipe (81) can provide heat for the interior of an automobile cab; meanwhile, external cold air enters an air inlet cavity (78) through a cold air inlet pipe (79) under the negative pressure action at an engine inlet valve, then the air in the air inlet cavity (78) flows through a spiral air preheating channel (75), the cold air is preheated by a high-temperature wall body of an inner shell (2) in the air preheating channel (75), then the preheated air enters a preheated air outlet cavity (72), then the preheated air in the preheated air outlet cavity (72) is sucked into a hot air outlet pipe (82), and finally the preheated air is sucked into an air inlet pipe and an air inlet valve of the engine; thereby improving the air inlet temperature of the engine;
the engine tail gas impact kinetic energy utilization method comprises the following steps:
when the engine is not started, the spring retaining ring (14), the sliding tube (25) and the wheel core (7) are integrated, and under the action that the spring retaining ring (14) is pressed towards the left by the balance spring (15), the left wheel core wall (23.1) of the wheel core (7) is displaced towards the left to contact the inner side of the left wheel wall (9), and at the moment, the inner wall of the sliding tube (25) just completely blocks all balance holes (8);
in the running process of an engine, an exhaust valve of a cylinder continuously exhausts tail gas to an engine exhaust pipe (4), and then a tail gas outlet end (4.2) of the engine exhaust pipe (4) sprays the tail gas into a tail gas distributing cavity (16) of a wheel core (7), so that the inner side of a right wheel core wall (23) of the wheel core (7) is impacted by gas towards the right;
when the engine running power is low: the inner side of the right wheel core wall (23) is weak in rightward gas impact force and not enough to overcome the elasticity of the balance spring (15), so that the inner wall of the sliding pipe (25) is in a state of completely blocking all balance holes (8), and then all tail gas exhausted by the engine exhaust pipe (4) is exhausted into the tail gas diversion cavity (16), at the moment, the tail gas in the tail gas diversion cavity (16) is exhausted into the tail gas pressure storage cavity (10) through the diversion silencing holes (17), and the process that the tail gas in the tail gas diversion cavity (16) is exhausted into the tail gas pressure storage cavity (10) through the diversion silencing holes (17) has the resistance silencing effect; along with the gradual accumulation of tail gas in the tail gas pressure storage cavity (10), the tail gas in the tail gas pressure storage cavity (10) is sprayed out to the tail gas transduction cavity (5) from the tail gas nozzles (19) on the bulges (20), and because the air spraying directions (19.1) of the tail gas nozzles (19) are parallel along the counterclockwise direction of the tangent line of the recoil type energy conversion wheel (6), the recoil force of the tail gas sprayed by the tail gas nozzles (19) drives the recoil type energy conversion wheel (6) to rotate clockwise continuously, the recoil type energy conversion wheel (6) drives the rotating output shaft (3) to rotate together with the stator of the generator, so that the power generation effect is achieved, and finally the tail gas in the tail gas transduction cavity (5) is discharged out through the shell cavity exhaust pipe (74);
when the engine is in a medium power state, the inner side of the right wheel core wall (23) is subjected to rightward gas impact force to be strengthened, so that the elastic force of the balance spring (15) is overcome, under the action of the impact force, the spring retaining ring (14), the sliding pipe (25) and the wheel core (7) synchronously displace a certain distance rightward, and further the balance spring (15) is further compressed until the inner side of the right wheel core wall (23) is subjected to the rightward gas impact force and the balance spring (15) enables the leftward jacking force of the spring retaining ring (14) to reach new dynamic balance, and the sliding pipe (25) slides a certain distance rightward, so that a first circle of balance holes (8.1) and a second circle of balance holes (8.2) on the pipe wall of a tail gas outlet end (4.2) of the engine exhaust pipe (4) are separated from the inner wall of the sliding channel (4.1) at the moment, and the first circle of balance holes (8.1) and the second circle of balance holes (8.2) are directly communicated with the tail gas transduction, therefore, one part of tail gas in the tail gas discharged from the engine exhaust pipe (4) is directly discharged into the tail gas transduction cavity (5) through the first circle of balance holes (8.1) and the second circle of balance holes (8.2), the other part of tail gas enters the tail gas diversion cavity (16) and is finally sprayed out of the tail gas nozzles (19) on the bulges (20) into the tail gas transduction cavity (5), and then the recoil type energy conversion wheel (6) is driven to rotate by utilizing gas recoil force, so that the power generation effect is achieved; in the medium-power state, the exhaust resistance of an engine exhaust pipe (4) is actively weakened through the air leakage action of the first circle of balance holes (8.1) and the second circle of balance holes (8.2), the normal working condition of the exhaust stroke of the engine is maintained, and the normal exhaust stroke of the engine is not influenced in the recycling process of the tail gas impact kinetic energy of the device;
when the engine is in a high-power state, the inner side of the right wheel core wall (23) is subjected to rightward gas impact force and is far larger than the elastic force of the balance spring (15), the balance spring (15) is further compressed, and under the action of the impact force, the spring retaining ring (14), the sliding pipe (25) and the wheel core (7) synchronously displace rightwards until the left wheel core wall (23.1) and the left wheel wall (9) are in contact with each other, and at the moment, the sliding pipe (25) slides rightwards in a limiting manner, so that the first circle of balance holes (8.1), the second circle of balance holes (8.2), the third circle of balance holes (8.3) and the fourth circle of balance holes (8.4) of the tail gas outlet end (4.2) of the engine exhaust pipe (4) are all directly communicated with the tail gas transduction cavity (5), and a part of tail gas discharged from the engine exhaust pipe (4) directly passes through the first circle of balance holes (8.1), The second circle of balance holes (8.2), the third circle of balance holes (8.3) and the fourth circle of balance holes (8.4) are arranged in the tail gas transduction cavity (5), the other part of tail gas enters the tail gas shunting cavity (16) and is finally sprayed out from the tail gas nozzles (19) on the bulges (20) to the tail gas transduction cavity (5), and then the gas recoil force is utilized to drive the recoil type energy conversion wheel (6) to rotate, so that the power generation effect is achieved; the exhaust resistance of the engine exhaust pipe (4) is actively weakened to the maximum extent through the air leakage effect of the first circle of balance holes (8.1), the second circle of balance holes (8.2), the third circle of balance holes (8.3) and the fourth circle of balance holes (8.4) in the high-power state, the normal working condition of the exhaust stroke of the engine in the high-power state is maintained, and the device does not influence the normal exhaust stroke of the engine in the recycling process of tail gas impact kinetic energy.
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| CN112747249B (en) * | 2020-12-16 | 2022-04-01 | 淄博安泽特种气体有限公司 | Hydrogen-storage alloy hydrogen-filling and activating treatment device |
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