CN111963277A - Diesel engine exhaust heat conversion system - Google Patents

Diesel engine exhaust heat conversion system Download PDF

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Publication number
CN111963277A
CN111963277A CN202010758529.5A CN202010758529A CN111963277A CN 111963277 A CN111963277 A CN 111963277A CN 202010758529 A CN202010758529 A CN 202010758529A CN 111963277 A CN111963277 A CN 111963277A
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China
Prior art keywords
pipeline
tail gas
diesel engine
conversion system
exchange device
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CN202010758529.5A
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Chinese (zh)
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张焕彩
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Individual
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Priority to CN202010758529.5A priority Critical patent/CN111963277A/en
Publication of CN111963277A publication Critical patent/CN111963277A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/0205Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using heat exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/04Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N5/00Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
    • F01N5/02Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N5/00Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
    • F01N5/02Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
    • F01N5/025Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat the device being thermoelectric generators
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

The invention discloses a diesel engine exhaust gas heat conversion system which comprises a diesel engine, wherein a tail gas outlet of the diesel engine is connected with a filtering mechanism, the filtering mechanism is sequentially connected with a catalyst and a tail gas heat exchange device through pipelines, the tail gas heat exchange device is respectively connected with a silencer and a turbine through pipelines, the turbine is sequentially connected with a generator and a battery through pipelines, the turbine is sequentially connected with a condenser and a cooling water heat exchanger through pipelines, the cooling water heat exchanger is connected with the diesel engine through a pipeline, the cooling water heat exchanger is connected with a water circulation mechanism through a pipeline, the cooling water heat exchanger is connected with the input end of a radiator through a pipeline, and the output end of the radiator is connected with the diesel engine through a pipeline. The invention effectively filters dust or micro particles existing in hot air entering subsequent equipment, effectively prolongs the service life, can effectively utilize heat energy in automobile exhaust and reduces the environmental pollution caused by waste heat in the exhaust.

Description

Diesel engine exhaust heat conversion system
Technical Field
The invention relates to the technical field of diesel engine thermal conversion, in particular to a diesel engine tail gas thermal conversion system.
Background
With the improvement of living standard of people, automobiles are more and more appeared in life, but the automobile brings convenience to people, and simultaneously, a large amount of tail gas discharged by the automobile causes pollution to the environment. The automobile exhaust pollution mainly comprises the following two aspects that firstly, chemical pollutants and particle pollutants in the automobile exhaust affect the air quality, and secondly, a large amount of waste heat in the automobile exhaust is not utilized, so that the urban heat island effect is caused;
however, when the waste heat of the automobile exhaust is collected, a large amount of dust and small particles always exist in hot gas, so that subsequent equipment generates large abrasion during working, the service life is shortened, the heat of the exhaust gas cannot be fully utilized by the conventional heat conversion system, and the recycling of combustion heat cannot be effectively realized.
Disclosure of Invention
The invention aims to provide a diesel engine exhaust gas heat conversion system which can effectively filter micro particles and harmful gas in exhaust gas, can fully utilize the heat of cooling water in an automobile engine cooling system and exhaust gas in an exhaust system, and can realize the recycling of combustion heat.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a diesel engine exhaust gas thermal conversion system, includes the diesel engine, the exhaust gas outlet of diesel engine is connected with filtering mechanism, filtering mechanism passes through the pipeline and is connected with catalyst converter and exhaust heat transfer device in proper order, exhaust heat transfer device is connected with silencer and turbine respectively through the pipeline, the turbine passes through the pipeline and is connected with generator and storage battery in proper order, the turbine passes through the pipeline and is connected with condenser and cooling water heat exchanger in proper order, the cooling water heat exchanger passes through the pipeline and is connected with the diesel engine, the cooling water heat exchanger has water circulation mechanism through the pipe connection, the cooling water heat exchanger has the input of radiator through the pipe connection, the output of radiator passes through the pipeline and is connected with the diesel engine.
Preferably, the filtering mechanism comprises a shell, an active carbon filter screen, a cylinder, a dust collecting box, a rotating plate, a rotating shaft, a connecting cylinder, an air deflector and a brush;
the inner chamber of shell is equipped with the drum, the top of drum is equipped with the connecting cylinder, the inner chamber of connecting cylinder is equipped with the aviation baffle, the outer wall both sides of drum all are equipped with the active carbon filter screen, the inner chamber of drum is equipped with along the fore-and-aft direction and can winds self axis direction pivoted pivot, the one end of being equipped with a plurality of commentaries on classics board on the outer wall of pivot, the other end of commentaries on classics board is equipped with the other end of brush, and the brush laminates with the drum mutually, the bottom of drum is equipped with the dust collecting box, the bottom threaded connection of dust collecting box has the dust collecting vessel.
Preferably, the filtering mechanism comprises a shell, an active carbon filter screen, a brush, a disc, a dust storage box, teeth, a sliding block, a base, a half gear, a connecting cylinder and a scraper;
the top of shell is equipped with the connecting cylinder, the inner chamber top of shell is equipped with the active carbon filter screen along left right direction, the inner chamber bottom of shell is provided with the base, all be equipped with in the recess that the inner chamber left and right sides of base was seted up and store up the dirt case, the inner chamber central point of shell puts and is equipped with the half-gear, the half-gear is equipped with the output of motor through the pivot, the disc has been cup jointed on the outer wall of half-gear, both sides all are provided with the tooth with half-gear engaged with about the inner wall of disc, the outer wall both sides of disc all set up the slider, and the slider is embedded in the spout that the direction was seted up about the shell is followed, the top of disc is provided with the brush, the top and the active carbon filter screen of brush laminate mutually, the bottom of disc is.
Preferably, the water circulation mechanism comprises a circulation pipe, a delivery pipe, a water pump, an electromagnetic valve and a water tank;
the water tank is connected with the input end of the water pump through a pipeline, the output end of the water pump is connected with one end of a circulating pipe and one end of a conveying pipe respectively, the other end of the circulating pipe is connected with the water tank, the other end of the conveying pipe is connected with a tail gas heat exchange device, and electromagnetic valves are assembled on the outer walls of the circulating pipe and the conveying pipe.
Preferably, a pump nozzle is arranged at the joint of the conveying pipe and the tail gas heat exchange device.
Preferably, a pressure valve is arranged on a pipeline between the tail gas heat exchange device and the turbine.
Preferably, a fan is disposed on a side surface of the heat sink.
Preferably, a corrugated pipe can be assembled between the catalyst and the tail gas heat exchange device.
The diesel engine exhaust gas heat conversion system provided by the invention has the beneficial effects that:
1. according to the invention, the filtering mechanism can effectively filter dust, particulate matters and harmful gases in hot air, and can clean the activated carbon filter screen, so that the phenomenon of blockage of the activated carbon filter screen is avoided, and meanwhile, the filtered dust or micro particulate matters can be collected;
2. the invention can well convert heat energy into electric energy which can be stored in the storage battery, in the hybrid electric vehicle, the electric energy in the storage battery can enable the motor to run and drive the vehicle, thereby effectively utilizing the heat energy in the tail gas of the vehicle and reducing the environmental pollution caused by the waste heat in the tail gas.
Drawings
FIG. 1 is a flow chart of a diesel exhaust heat conversion system according to the present invention;
FIG. 2 is a schematic structural diagram of a water circulation mechanism of a diesel engine exhaust heat conversion system according to the present invention;
FIG. 3 is a cross-sectional view of a first filter mechanism of a diesel exhaust heat conversion system according to the present invention;
FIG. 4 is a schematic perspective view of a first filtering mechanism of the diesel exhaust heat conversion system according to the present invention;
fig. 5 is a sectional view of a second filter mechanism of a diesel exhaust heat conversion system according to the present invention.
In the figure: 1. the system comprises a diesel engine, 2, a filtering mechanism, 3, a catalyst, 4, a tail gas heat exchange device, 5, a turbine, 6, a generator, 7, a storage battery, 8, a water circulation mechanism, 81, a circulation pipe, 82, a conveying pipe, 83, a water pump, 84, an electromagnetic valve, 85, a water tank, 9, a condenser, 10, a cooling water heat exchanger, 11, a radiator, 12, a fan, 13, a silencer, 14 and a pressure valve.
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.
In embodiment 1, please refer to fig. 1, fig. 2, fig. 3, and fig. 4, the present invention provides a technical solution: a diesel engine exhaust gas heat conversion system comprises a diesel engine 1, a filter mechanism 2 is connected with an exhaust gas outlet of the diesel engine 1, the filter mechanism 2 is sequentially connected with a catalyst 3 and an exhaust gas heat exchange device 4 through a pipeline, the exhaust gas heat exchange device 4 is a device for converting hot liquid into steam by utilizing the heat of engine exhaust gas, on the premise of the conversion efficiency of the catalyst during low-temperature cold start, the influence of engine vibration excitation is reduced, the heat of the exhaust gas is utilized as much as possible, a corrugated pipe can be assembled between the catalyst 3 and the exhaust gas heat exchange device 4, the exhaust gas heat exchange device 4 is respectively connected with a silencer 13 and a turbine 5 through pipelines, a pressure valve 14 is assembled on the pipeline between the exhaust gas heat exchange device 4 and the turbine 5, the generated steam pressure is stable, the stable operation of the turbine 5 is facilitated, on the other hand, the safety control effect is achieved, the turbine 5 is sequentially, the turbine 5 converts steam heat energy into mechanical energy to generate electric energy, the electric energy is stored in a storage battery 7, the turbine 5 is sequentially connected with a condenser 9 and a cooling water heat exchanger 10 through pipelines, the condenser 9 cools the steam which is worked by the turbine 5 into liquid in an air cooling mode to reduce the pressure at the outlet end of the turbine 5, the cooling water heat exchanger 10 is connected with the diesel engine 1 through a pipeline, the cooling water heat exchanger 10 continuously cools the steam into liquid when the efficiency of the condenser is insufficient, on the other hand, the heat of cooling water in the oil extraction machine is fully utilized to stabilize the temperature of the condensed liquid at a certain high temperature, the heating time of the tail gas heat exchange device 4 is reduced, the cooling water heat exchanger 10 is connected with a water circulation mechanism 8 through a pipeline, the cooling water heat exchanger 10 is connected with the input end of a radiator 11 through a pipeline, and the output end of the radiator 11 is, a fan 12 is arranged on the side surface of the radiator 11;
the water circulation mechanism 8 includes a circulation pipe 81, a delivery pipe 82, a water pump 83, an electromagnetic valve 84, and a water tank 85; the water tank 85 is connected with the input end of the water pump 83 through a pipeline, the output end of the water pump 83 is connected with one end of a circulating pipe 81 and one end of a conveying pipe 82 respectively, the other end of the circulating pipe 81 is connected with the water tank 85, the other end of the conveying pipe 82 is connected with the tail gas heat exchange device 4, a pump nozzle is assembled at the joint of the conveying pipe 82 and the tail gas heat exchange device 4, when the steam pressure in the tail gas heat exchange device 4 is high, liquid is pressed into the tail gas heat exchange device 4 through the pump nozzle, the supply of liquid working media is achieved, and the electromagnetic valves 84 are assembled on;
the filter mechanism 2 comprises a shell 21, an active carbon filter screen 22, a cylinder 23, a dust collecting cylinder 24, a dust collecting box 25, a rotating plate 26, a rotating shaft 27, a connecting cylinder 28, an air deflector 29 and a brush 30; the inner chamber of shell 21 is equipped with drum 23, the top of drum 23 is equipped with connecting cylinder 28, the inner chamber of connecting cylinder 28 is equipped with aviation baffle 29, the outer wall both sides of drum 23 all are equipped with active carbon filter screen 22, the inner chamber of drum 23 is equipped with along the fore-and-aft direction can be around self axis direction pivoted pivot 27, be equipped with the one end of a plurality of commentaries on classics board 26 on the outer wall of pivot 27, the other end of commentaries on classics board 26 is equipped with the other end of brush 30, and brush 30 laminates mutually with drum 23, the bottom of drum 23 is equipped with dust collecting box 25, the bottom threaded connection of dust collecting box 25 has dust collecting cylinder 24.
After the oil extraction machine normally operates for a period of time, the generated tail gas enters the filtering mechanism 2, the filtered tail gas is conveyed to the tail gas heat exchange device 4, the heat of the tail gas is utilized to change hot liquid into steam, when the steam pressure in the tail gas heat exchange device 4 reaches the opening pressure limited by the pressure valve, the steam enters the turbine 5 to push the turbine blades to rotate, the generator is driven to rotate, electric energy is generated, the steam after acting enters the condenser 9 to be cooled into liquid, enters the cooling water heat exchanger 10 to continue cooling or heating the tweezers, then flows into the water tank 95, and circulation is realized under the acting force of the water pump 83;
the specific filtering operation steps of the filtering mechanism 2 are as follows: tail gas passes through connecting cylinder 28 and enters into drum 23 in, lead to tail gas through aviation baffle 29, make the flow direction of tail gas be anticlockwise, can drive commentaries on classics board 26 and carry out anticlockwise rotation, tail gas filters through activated carbon filter screen 22, dust or small particulate matter are blockked in drum 23, harmful gas is filtered, contact through brush 29 and drum 23 and activated carbon filter screen 21's outer wall simultaneously, clear up activated carbon filter screen 21, make the dust enter into dust collection section of thick bamboo 23 through dust collection box 24 and collect in.
Embodiment 2, please refer to fig. 1, fig. 2, and fig. 5, the present invention provides a technical solution: a diesel engine exhaust gas heat conversion system comprises a diesel engine 1, a filter mechanism 2 is connected with an exhaust gas outlet of the diesel engine 1, the filter mechanism 2 is sequentially connected with a catalyst 3 and an exhaust gas heat exchange device 4 through a pipeline, the exhaust gas heat exchange device 4 is a device for converting hot liquid into steam by utilizing the heat of engine exhaust gas, on the premise of the conversion efficiency of the catalyst during low-temperature cold start, the influence of engine vibration excitation is reduced, the heat of the exhaust gas is utilized as much as possible, a corrugated pipe can be assembled between the catalyst 3 and the exhaust gas heat exchange device 4, the exhaust gas heat exchange device 4 is respectively connected with a silencer 13 and a turbine 5 through pipelines, a pressure valve 14 is assembled on the pipeline between the exhaust gas heat exchange device 4 and the turbine 5, the generated steam pressure is stable, the stable operation of the turbine 5 is facilitated, on the other hand, the safety control effect is achieved, the turbine 5 is sequentially, the turbine 5 converts steam heat energy into mechanical energy to generate electric energy, the electric energy is stored in a storage battery 7, the turbine 5 is sequentially connected with a condenser 9 and a cooling water heat exchanger 10 through pipelines, the condenser 9 cools the steam which is worked by the turbine 5 into liquid in an air cooling mode to reduce the pressure at the outlet end of the turbine 5, the cooling water heat exchanger 10 is connected with the diesel engine 1 through a pipeline, the cooling water heat exchanger 10 continuously cools the steam into liquid when the efficiency of the condenser is insufficient, on the other hand, the heat of cooling water in the oil extraction machine is fully utilized to stabilize the temperature of the condensed liquid at a certain high temperature, the heating time of the tail gas heat exchange device 4 is reduced, the cooling water heat exchanger 10 is connected with a water circulation mechanism 8 through a pipeline, the cooling water heat exchanger 10 is connected with the input end of a radiator 11 through a pipeline, and the output end of the radiator 11 is, a fan 12 is arranged on the side surface of the radiator 11;
the water circulation mechanism 8 includes a circulation pipe 81, a delivery pipe 82, a water pump 83, an electromagnetic valve 84, and a water tank 85; the water tank 85 is connected with the input end of the water pump 83 through a pipeline, the output end of the water pump 83 is connected with one end of a circulating pipe 81 and one end of a conveying pipe 82 respectively, the other end of the circulating pipe 81 is connected with the water tank 85, the other end of the conveying pipe 82 is connected with the tail gas heat exchange device 4, a pump nozzle is assembled at the joint of the conveying pipe 82 and the tail gas heat exchange device 4, when the steam pressure in the tail gas heat exchange device 4 is high, liquid is pressed into the tail gas heat exchange device 4 through the pump nozzle, the supply of liquid working media is achieved, and the electromagnetic valves 84 are assembled on;
the filtering mechanism 2 comprises a shell 21, an active carbon filter screen 22, a brush 23, a disc 24, a dust storage box 25, teeth 26, a sliding block 27, a base 28, a half gear 29, a connecting cylinder 30 and a scraper 31; the top of shell 21 is equipped with connecting cylinder 30, the inner chamber top of shell 21 is equipped with activated carbon filter screen 22 along left right direction, the inner chamber bottom of shell 21 is provided with base 28, all be equipped with dust storage box 25 in the recess that the inner chamber left and right sides of base 28 was seted up, the inner chamber central point of shell 21 puts and is equipped with half gear 29, half gear 29 is equipped with the output of motor through the pivot, disc 24 has been cup jointed on half gear 29's the outer wall, both sides all are provided with tooth 26 with half gear 29 engaged with about disc 24's the inner wall, disc 24's outer wall both sides all set up slider 27, and slider 27 inlays in the spout that shell 21 inner wall was seted up along left right direction, disc 24's top is provided with brush 23, brush 23's top and activated carbon filter screen 22 laminate mutually, disc 24's bottom is provided with scraper blade 31, scraper blade.
After the oil extraction machine normally operates for a period of time, the generated tail gas enters the filtering mechanism 2, the filtered tail gas is conveyed to the tail gas heat exchange device 4, the heat of the tail gas is utilized to change hot liquid into steam, when the steam pressure in the tail gas heat exchange device 4 reaches the opening pressure limited by the pressure valve, the steam enters the turbine 5 to push the turbine blades to rotate, the generator is driven to rotate, electric energy is generated, the steam after acting enters the condenser 9 to be cooled into liquid, enters the cooling water heat exchanger 10 to continue cooling or heating the tweezers, then flows into the water tank 95, and circulation is realized under the acting force of the water pump 83;
the specific filtering operation steps of the filtering mechanism 2 are as follows: tail gas enters into shell 21 through connecting cylinder 30, tail gas filters through active carbon filter screen 22, dust or tiny particle thing are blockked on active carbon filter screen 22, harmful gas is filtered, the motor drives half gear 29 and rotates, when tooth 26 contact on top in half gear 29 and disc 24, make disc 24 drive slider 27 remove in the spout, make disc 24 remove to the right side, can clear up active carbon filter screen 22 through brush 23, when brush 23 removed active carbon filter screen 22's right side, tooth 26 contact in place in half gear 29 and the disc 24, make disc 24 remove to the left side, can make disc 24 drive brush 23 get into reciprocating and clear up active carbon filter screen 22, can promote the dust on the base 28 to store in dust storage box 25 through scraper blade 31.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A diesel exhaust heat conversion system comprising a diesel engine (1), characterized in that: the tail gas exhaust port of the diesel engine (1) is connected with a filtering mechanism (2), the filtering mechanism (2) is sequentially connected with a catalytic converter (3) and a tail gas heat exchange device (4) through a pipeline, the tail gas heat exchange device (4) is respectively connected with the muffler (13) and the turbine (5) through pipelines, the turbine (5) is sequentially connected with a generator (6) and a storage battery (7) through a pipeline, the turbine (5) is connected with a condenser (9) and a cooling water heat exchanger (10) in sequence through pipelines, the cooling water heat exchanger (10) is connected with the diesel engine (1) through a pipeline, the cooling water heat exchanger (10) is connected with a water circulation mechanism (8) through a pipeline, the cooling water heat exchanger (10) is connected with the input end of a radiator (11) through a pipeline, the output end of the radiator (11) is connected with the diesel engine (1) through a pipeline.
2. The diesel exhaust heat conversion system of claim 1, wherein: the filter mechanism (2) comprises a shell (21), an active carbon filter screen (22), a cylinder (23), a dust collecting cylinder (24), a dust collecting box (25), a rotating plate (26), a rotating shaft (27), a connecting cylinder (28), an air deflector (29) and a brush (30);
the inner chamber of shell (21) is equipped with drum (23), the top of drum (23) is equipped with connecting cylinder (28), the inner chamber of connecting cylinder (28) is equipped with aviation baffle (29), the outer wall both sides of drum (23) all are equipped with activated carbon filter screen (22), the inner chamber of drum (23) is equipped with around self axis direction pivoted pivot (27) along the fore-and-aft direction, the one end of being equipped with a plurality of commentaries on classics board (26) on the outer wall of pivot (27), the other end of commentaries on classics board (26) is equipped with the other end of brush (30), and brush (30) and drum (23) laminate mutually, the bottom of drum (23) is equipped with dust collecting box (25), the bottom threaded connection of dust collecting box (25) has dust collecting cylinder (24).
3. The diesel exhaust heat conversion system of claim 1, wherein: the filter mechanism (2) comprises a shell (21), an active carbon filter screen (22), a brush (23), a disc (24), a dust storage box (25), teeth (26), a sliding block (27), a base (28), a half gear (29), a connecting cylinder (30) and a scraper (31);
the top of shell (21) is equipped with connecting cylinder (30), the inner chamber top of shell (21) is equipped with activated carbon filter screen (22) along left right direction, the inner chamber bottom of shell (21) is provided with base (28), all be equipped with in the recess that the inner chamber left and right sides of base (28) was seted up and store up dirt case (25), the inner chamber central point of shell (21) puts and is equipped with half gear (29), half gear (29) are equipped with the output of motor through the pivot, disc (24) have been cup jointed on the outer wall of half gear (29), both sides all are provided with tooth (26) with half gear (29) engaged with about the inner wall of disc (24), the outer wall both sides of disc (24) all set up slider (27), and slider (27) inlay in the spout that shell (21) inner wall was seted up along left right direction, the top of disc (24) is provided with brush (23), the top of brush (23) is laminated with active carbon filter screen (22) mutually, the bottom of disc (24) is provided with scraper blade (31), the bottom and base (28) of scraper blade (31) contact.
4. The diesel exhaust heat conversion system of claim 1, wherein: the water circulation mechanism (8) comprises a circulation pipe (81), a delivery pipe (82), a water pump (83), an electromagnetic valve (84) and a water tank (85);
the water tank (85) is connected with the input end of the water pump (83) through a pipeline, the output end of the water pump (83) is connected with one end of a circulating pipe (81) and one end of a conveying pipe (82) respectively, the other end of the circulating pipe (81) is connected with the water tank (85), the other end of the conveying pipe (82) is connected with the tail gas heat exchange device (4), and the outer walls of the circulating pipe (81) and the conveying pipe (82) are all provided with an electromagnetic valve (84).
5. The diesel exhaust heat conversion system of claim 1, wherein: and a pump nozzle is assembled at the joint of the conveying pipe (82) and the tail gas heat exchange device (4).
6. The diesel exhaust heat conversion system of claim 1, wherein: and a pressure valve (14) is arranged on a pipeline between the tail gas heat exchange device (4) and the turbine (5).
7. The diesel exhaust heat conversion system of claim 1, wherein: and a fan (12) is arranged on the side surface of the radiator (11).
8. The diesel exhaust heat conversion system of claim 1, wherein: a corrugated pipe can be assembled between the catalyst (3) and the tail gas heat exchange device (4).
CN202010758529.5A 2020-07-31 2020-07-31 Diesel engine exhaust heat conversion system Withdrawn CN111963277A (en)

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Application Number Priority Date Filing Date Title
CN202010758529.5A CN111963277A (en) 2020-07-31 2020-07-31 Diesel engine exhaust heat conversion system

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Application Number Priority Date Filing Date Title
CN202010758529.5A CN111963277A (en) 2020-07-31 2020-07-31 Diesel engine exhaust heat conversion system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112523853A (en) * 2021-01-08 2021-03-19 南京舒佳适科技有限公司 Locomotive tail gas SOx/NOx control aiutage

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Application publication date: 20201120